diff options
233 files changed, 1705 insertions, 1254 deletions
diff --git a/Documentation/devicetree/bindings/input/gpio-keys.txt b/Documentation/devicetree/bindings/input/gpio-keys.txt index 996ce84352cb..7cccc49b6bea 100644 --- a/Documentation/devicetree/bindings/input/gpio-keys.txt +++ b/Documentation/devicetree/bindings/input/gpio-keys.txt @@ -1,4 +1,4 @@ -Device-Tree bindings for input/gpio_keys.c keyboard driver +Device-Tree bindings for input/keyboard/gpio_keys.c keyboard driver Required properties: - compatible = "gpio-keys"; diff --git a/Documentation/media/uapi/dvb/video_function_calls.rst b/Documentation/media/uapi/dvb/video_function_calls.rst index 3f4f6c9ffad7..a4222b6cd2d3 100644 --- a/Documentation/media/uapi/dvb/video_function_calls.rst +++ b/Documentation/media/uapi/dvb/video_function_calls.rst @@ -33,4 +33,3 @@ Video Function Calls video-clear-buffer video-set-streamtype video-set-format - video-set-attributes diff --git a/MAINTAINERS b/MAINTAINERS index e6fde62a1d65..b22e7fdfd2ea 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -9716,13 +9716,6 @@ Q: http://patchwork.linuxtv.org/project/linux-media/list/ S: Maintained F: drivers/media/dvb-frontends/mn88473* -PCI DRIVER FOR MOBIVEIL PCIE IP -M: Subrahmanya Lingappa <l.subrahmanya@mobiveil.co.in> -L: linux-pci@vger.kernel.org -S: Supported -F: Documentation/devicetree/bindings/pci/mobiveil-pcie.txt -F: drivers/pci/controller/pcie-mobiveil.c - MODULE SUPPORT M: Jessica Yu <jeyu@kernel.org> T: git git://git.kernel.org/pub/scm/linux/kernel/git/jeyu/linux.git modules-next @@ -11137,6 +11130,13 @@ F: include/uapi/linux/switchtec_ioctl.h F: include/linux/switchtec.h F: drivers/ntb/hw/mscc/ +PCI DRIVER FOR MOBIVEIL PCIE IP +M: Subrahmanya Lingappa <l.subrahmanya@mobiveil.co.in> +L: linux-pci@vger.kernel.org +S: Supported +F: Documentation/devicetree/bindings/pci/mobiveil-pcie.txt +F: drivers/pci/controller/pcie-mobiveil.c + PCI DRIVER FOR MVEBU (Marvell Armada 370 and Armada XP SOC support) M: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> M: Jason Cooper <jason@lakedaemon.net> @@ -11203,8 +11203,14 @@ F: tools/pci/ PCI ENHANCED ERROR HANDLING (EEH) FOR POWERPC M: Russell Currey <ruscur@russell.cc> +M: Sam Bobroff <sbobroff@linux.ibm.com> +M: Oliver O'Halloran <oohall@gmail.com> L: linuxppc-dev@lists.ozlabs.org S: Supported +F: Documentation/PCI/pci-error-recovery.txt +F: drivers/pci/pcie/aer.c +F: drivers/pci/pcie/dpc.c +F: drivers/pci/pcie/err.c F: Documentation/powerpc/eeh-pci-error-recovery.txt F: arch/powerpc/kernel/eeh*.c F: arch/powerpc/platforms/*/eeh*.c diff --git a/arch/powerpc/include/asm/setup.h b/arch/powerpc/include/asm/setup.h index 1a951b00465d..1fffbba8d6a5 100644 --- a/arch/powerpc/include/asm/setup.h +++ b/arch/powerpc/include/asm/setup.h @@ -9,6 +9,7 @@ extern void ppc_printk_progress(char *s, unsigned short hex); extern unsigned int rtas_data; extern unsigned long long memory_limit; +extern bool init_mem_is_free; extern unsigned long klimit; extern void *zalloc_maybe_bootmem(size_t size, gfp_t mask); diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index ea04dfb8c092..2d8fc8c9da7a 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -1314,9 +1314,7 @@ EXC_REAL_BEGIN(denorm_exception_hv, 0x1500, 0x100) #ifdef CONFIG_PPC_DENORMALISATION mfspr r10,SPRN_HSRR1 - mfspr r11,SPRN_HSRR0 /* save HSRR0 */ andis. r10,r10,(HSRR1_DENORM)@h /* denorm? */ - addi r11,r11,-4 /* HSRR0 is next instruction */ bne+ denorm_assist #endif @@ -1382,6 +1380,8 @@ END_FTR_SECTION_IFCLR(CPU_FTR_ARCH_207S) */ XVCPSGNDP32(32) denorm_done: + mfspr r11,SPRN_HSRR0 + subi r11,r11,4 mtspr SPRN_HSRR0,r11 mtcrf 0x80,r9 ld r9,PACA_EXGEN+EX_R9(r13) diff --git a/arch/powerpc/kernel/tm.S b/arch/powerpc/kernel/tm.S index 6bffbc5affe7..7716374786bd 100644 --- a/arch/powerpc/kernel/tm.S +++ b/arch/powerpc/kernel/tm.S @@ -176,13 +176,27 @@ _GLOBAL(tm_reclaim) std r1, PACATMSCRATCH(r13) ld r1, PACAR1(r13) - /* Store the PPR in r11 and reset to decent value */ std r11, GPR11(r1) /* Temporary stash */ + /* + * Move the saved user r1 to the kernel stack in case PACATMSCRATCH is + * clobbered by an exception once we turn on MSR_RI below. + */ + ld r11, PACATMSCRATCH(r13) + std r11, GPR1(r1) + + /* + * Store r13 away so we can free up the scratch SPR for the SLB fault + * handler (needed once we start accessing the thread_struct). + */ + GET_SCRATCH0(r11) + std r11, GPR13(r1) + /* Reset MSR RI so we can take SLB faults again */ li r11, MSR_RI mtmsrd r11, 1 + /* Store the PPR in r11 and reset to decent value */ mfspr r11, SPRN_PPR HMT_MEDIUM @@ -207,11 +221,11 @@ _GLOBAL(tm_reclaim) SAVE_GPR(8, r7) /* user r8 */ SAVE_GPR(9, r7) /* user r9 */ SAVE_GPR(10, r7) /* user r10 */ - ld r3, PACATMSCRATCH(r13) /* user r1 */ + ld r3, GPR1(r1) /* user r1 */ ld r4, GPR7(r1) /* user r7 */ ld r5, GPR11(r1) /* user r11 */ ld r6, GPR12(r1) /* user r12 */ - GET_SCRATCH0(8) /* user r13 */ + ld r8, GPR13(r1) /* user r13 */ std r3, GPR1(r7) std r4, GPR7(r7) std r5, GPR11(r7) diff --git a/arch/powerpc/lib/checksum_64.S b/arch/powerpc/lib/checksum_64.S index 886ed94b9c13..d05c8af4ac51 100644 --- a/arch/powerpc/lib/checksum_64.S +++ b/arch/powerpc/lib/checksum_64.S @@ -443,6 +443,9 @@ _GLOBAL(csum_ipv6_magic) addc r0, r8, r9 ld r10, 0(r4) ld r11, 8(r4) +#ifdef CONFIG_CPU_LITTLE_ENDIAN + rotldi r5, r5, 8 +#endif adde r0, r0, r10 add r5, r5, r7 adde r0, r0, r11 diff --git a/arch/powerpc/lib/code-patching.c b/arch/powerpc/lib/code-patching.c index 850f3b8f4da5..6ae2777c220d 100644 --- a/arch/powerpc/lib/code-patching.c +++ b/arch/powerpc/lib/code-patching.c @@ -28,6 +28,12 @@ static int __patch_instruction(unsigned int *exec_addr, unsigned int instr, { int err; + /* Make sure we aren't patching a freed init section */ + if (init_mem_is_free && init_section_contains(exec_addr, 4)) { + pr_debug("Skipping init section patching addr: 0x%px\n", exec_addr); + return 0; + } + __put_user_size(instr, patch_addr, 4, err); if (err) return err; diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 5c8530d0c611..04ccb274a620 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -63,6 +63,7 @@ #endif unsigned long long memory_limit; +bool init_mem_is_free; #ifdef CONFIG_HIGHMEM pte_t *kmap_pte; @@ -396,6 +397,7 @@ void free_initmem(void) { ppc_md.progress = ppc_printk_progress; mark_initmem_nx(); + init_mem_is_free = true; free_initmem_default(POISON_FREE_INITMEM); } diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 35ac5422903a..59d07bd5374a 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -1204,7 +1204,9 @@ int find_and_online_cpu_nid(int cpu) int new_nid; /* Use associativity from first thread for all siblings */ - vphn_get_associativity(cpu, associativity); + if (vphn_get_associativity(cpu, associativity)) + return cpu_to_node(cpu); + new_nid = associativity_to_nid(associativity); if (new_nid < 0 || !node_possible(new_nid)) new_nid = first_online_node; @@ -1452,7 +1454,8 @@ static struct timer_list topology_timer; static void reset_topology_timer(void) { - mod_timer(&topology_timer, jiffies + topology_timer_secs * HZ); + if (vphn_enabled) + mod_timer(&topology_timer, jiffies + topology_timer_secs * HZ); } #ifdef CONFIG_SMP diff --git a/arch/powerpc/mm/pkeys.c b/arch/powerpc/mm/pkeys.c index 333b1f80c435..b271b283c785 100644 --- a/arch/powerpc/mm/pkeys.c +++ b/arch/powerpc/mm/pkeys.c @@ -45,7 +45,7 @@ static void scan_pkey_feature(void) * Since any pkey can be used for data or execute, we will just treat * all keys as equal and track them as one entity. */ - pkeys_total = be32_to_cpu(vals[0]); + pkeys_total = vals[0]; pkeys_devtree_defined = true; } diff --git a/arch/powerpc/platforms/powernv/pci-ioda-tce.c b/arch/powerpc/platforms/powernv/pci-ioda-tce.c index 6c5db1acbe8d..fe9691040f54 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda-tce.c +++ b/arch/powerpc/platforms/powernv/pci-ioda-tce.c @@ -276,7 +276,7 @@ long pnv_pci_ioda2_table_alloc_pages(int nid, __u64 bus_offset, level_shift = entries_shift + 3; level_shift = max_t(unsigned int, level_shift, PAGE_SHIFT); - if ((level_shift - 3) * levels + page_shift >= 60) + if ((level_shift - 3) * levels + page_shift >= 55) return -EINVAL; /* Allocate TCE table */ diff --git a/arch/riscv/include/asm/asm-prototypes.h b/arch/riscv/include/asm/asm-prototypes.h new file mode 100644 index 000000000000..c9fecd120d18 --- /dev/null +++ b/arch/riscv/include/asm/asm-prototypes.h @@ -0,0 +1,7 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_RISCV_PROTOTYPES_H + +#include <linux/ftrace.h> +#include <asm-generic/asm-prototypes.h> + +#endif /* _ASM_RISCV_PROTOTYPES_H */ diff --git a/arch/x86/boot/compressed/mem_encrypt.S b/arch/x86/boot/compressed/mem_encrypt.S index eaa843a52907..a480356e0ed8 100644 --- a/arch/x86/boot/compressed/mem_encrypt.S +++ b/arch/x86/boot/compressed/mem_encrypt.S @@ -25,20 +25,6 @@ ENTRY(get_sev_encryption_bit) push %ebx push %ecx push %edx - push %edi - - /* - * RIP-relative addressing is needed to access the encryption bit - * variable. Since we are running in 32-bit mode we need this call/pop - * sequence to get the proper relative addressing. - */ - call 1f -1: popl %edi - subl $1b, %edi - - movl enc_bit(%edi), %eax - cmpl $0, %eax - jge .Lsev_exit /* Check if running under a hypervisor */ movl $1, %eax @@ -69,15 +55,12 @@ ENTRY(get_sev_encryption_bit) movl %ebx, %eax andl $0x3f, %eax /* Return the encryption bit location */ - movl %eax, enc_bit(%edi) jmp .Lsev_exit .Lno_sev: xor %eax, %eax - movl %eax, enc_bit(%edi) .Lsev_exit: - pop %edi pop %edx pop %ecx pop %ebx @@ -113,8 +96,6 @@ ENTRY(set_sev_encryption_mask) ENDPROC(set_sev_encryption_mask) .data -enc_bit: - .int 0xffffffff #ifdef CONFIG_AMD_MEM_ENCRYPT .balign 8 diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c index 94e1ed667b6e..41317c50a446 100644 --- a/block/blk-mq-tag.c +++ b/block/blk-mq-tag.c @@ -322,16 +322,11 @@ void blk_mq_queue_tag_busy_iter(struct request_queue *q, busy_iter_fn *fn, /* * __blk_mq_update_nr_hw_queues will update the nr_hw_queues and - * queue_hw_ctx after freeze the queue. So we could use q_usage_counter - * to avoid race with it. __blk_mq_update_nr_hw_queues will users - * synchronize_rcu to ensure all of the users go out of the critical - * section below and see zeroed q_usage_counter. + * queue_hw_ctx after freeze the queue, so we use q_usage_counter + * to avoid race with it. */ - rcu_read_lock(); - if (percpu_ref_is_zero(&q->q_usage_counter)) { - rcu_read_unlock(); + if (!percpu_ref_tryget(&q->q_usage_counter)) return; - } queue_for_each_hw_ctx(q, hctx, i) { struct blk_mq_tags *tags = hctx->tags; @@ -347,7 +342,7 @@ void blk_mq_queue_tag_busy_iter(struct request_queue *q, busy_iter_fn *fn, bt_for_each(hctx, &tags->breserved_tags, fn, priv, true); bt_for_each(hctx, &tags->bitmap_tags, fn, priv, false); } - rcu_read_unlock(); + blk_queue_exit(q); } static int bt_alloc(struct sbitmap_queue *bt, unsigned int depth, diff --git a/block/blk-mq.c b/block/blk-mq.c index 85a1c1a59c72..e3c39ea8e17b 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -1628,7 +1628,7 @@ void blk_mq_flush_plug_list(struct blk_plug *plug, bool from_schedule) BUG_ON(!rq->q); if (rq->mq_ctx != this_ctx) { if (this_ctx) { - trace_block_unplug(this_q, depth, from_schedule); + trace_block_unplug(this_q, depth, !from_schedule); blk_mq_sched_insert_requests(this_q, this_ctx, &ctx_list, from_schedule); @@ -1648,7 +1648,7 @@ void blk_mq_flush_plug_list(struct blk_plug *plug, bool from_schedule) * on 'ctx_list'. Do those. */ if (this_ctx) { - trace_block_unplug(this_q, depth, from_schedule); + trace_block_unplug(this_q, depth, !from_schedule); blk_mq_sched_insert_requests(this_q, this_ctx, &ctx_list, from_schedule); } diff --git a/block/elevator.c b/block/elevator.c index 6a06b5d040e5..fae58b2f906f 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -609,7 +609,7 @@ void elv_drain_elevator(struct request_queue *q) while (e->type->ops.sq.elevator_dispatch_fn(q, 1)) ; - if (q->nr_sorted && printed++ < 10) { + if (q->nr_sorted && !blk_queue_is_zoned(q) && printed++ < 10 ) { printk(KERN_ERR "%s: forced dispatching is broken " "(nr_sorted=%u), please report this\n", q->elevator->type->elevator_name, q->nr_sorted); diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index a71d817e900d..429d20131c7e 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -2670,8 +2670,8 @@ static void purge_persistent_grants(struct blkfront_info *info) list_del(&gnt_list_entry->node); gnttab_end_foreign_access(gnt_list_entry->gref, 0, 0UL); rinfo->persistent_gnts_c--; - __free_page(gnt_list_entry->page); - kfree(gnt_list_entry); + gnt_list_entry->gref = GRANT_INVALID_REF; + list_add_tail(&gnt_list_entry->node, &rinfo->grants); } spin_unlock_irqrestore(&rinfo->ring_lock, flags); diff --git a/drivers/clocksource/timer-atmel-pit.c b/drivers/clocksource/timer-atmel-pit.c index ec8a4376f74f..2fab18fae4fc 100644 --- a/drivers/clocksource/timer-atmel-pit.c +++ b/drivers/clocksource/timer-atmel-pit.c @@ -180,26 +180,29 @@ static int __init at91sam926x_pit_dt_init(struct device_node *node) data->base = of_iomap(node, 0); if (!data->base) { pr_err("Could not map PIT address\n"); - return -ENXIO; + ret = -ENXIO; + goto exit; } data->mck = of_clk_get(node, 0); if (IS_ERR(data->mck)) { pr_err("Unable to get mck clk\n"); - return PTR_ERR(data->mck); + ret = PTR_ERR(data->mck); + goto exit; } ret = clk_prepare_enable(data->mck); if (ret) { pr_err("Unable to enable mck\n"); - return ret; + goto exit; } /* Get the interrupts property */ data->irq = irq_of_parse_and_map(node, 0); if (!data->irq) { pr_err("Unable to get IRQ from DT\n"); - return -EINVAL; + ret = -EINVAL; + goto exit; } /* @@ -227,7 +230,7 @@ static int __init at91sam926x_pit_dt_init(struct device_node *node) ret = clocksource_register_hz(&data->clksrc, pit_rate); if (ret) { pr_err("Failed to register clocksource\n"); - return ret; + goto exit; } /* Set up irq handler */ @@ -236,7 +239,8 @@ static int __init at91sam926x_pit_dt_init(struct device_node *node) "at91_tick", data); if (ret) { pr_err("Unable to setup IRQ\n"); - return ret; + clocksource_unregister(&data->clksrc); + goto exit; } /* Set up and register clockevents */ @@ -254,6 +258,10 @@ static int __init at91sam926x_pit_dt_init(struct device_node *node) clockevents_register_device(&data->clkevt); return 0; + +exit: + kfree(data); + return ret; } TIMER_OF_DECLARE(at91sam926x_pit, "atmel,at91sam9260-pit", at91sam926x_pit_dt_init); diff --git a/drivers/clocksource/timer-fttmr010.c b/drivers/clocksource/timer-fttmr010.c index c020038ebfab..cf93f6419b51 100644 --- a/drivers/clocksource/timer-fttmr010.c +++ b/drivers/clocksource/timer-fttmr010.c @@ -130,13 +130,17 @@ static int fttmr010_timer_set_next_event(unsigned long cycles, cr &= ~fttmr010->t1_enable_val; writel(cr, fttmr010->base + TIMER_CR); - /* Setup the match register forward/backward in time */ - cr = readl(fttmr010->base + TIMER1_COUNT); - if (fttmr010->count_down) - cr -= cycles; - else - cr += cycles; - writel(cr, fttmr010->base + TIMER1_MATCH1); + if (fttmr010->count_down) { + /* + * ASPEED Timer Controller will load TIMER1_LOAD register + * into TIMER1_COUNT register when the timer is re-enabled. + */ + writel(cycles, fttmr010->base + TIMER1_LOAD); + } else { + /* Setup the match register forward in time */ + cr = readl(fttmr010->base + TIMER1_COUNT); + writel(cr + cycles, fttmr010->base + TIMER1_MATCH1); + } /* Start */ cr = readl(fttmr010->base + TIMER_CR); diff --git a/drivers/clocksource/timer-ti-32k.c b/drivers/clocksource/timer-ti-32k.c index 29e2e1a78a43..6949a9113dbb 100644 --- a/drivers/clocksource/timer-ti-32k.c +++ b/drivers/clocksource/timer-ti-32k.c @@ -97,6 +97,9 @@ static int __init ti_32k_timer_init(struct device_node *np) return -ENXIO; } + if (!of_machine_is_compatible("ti,am43")) + ti_32k_timer.cs.flags |= CLOCK_SOURCE_SUSPEND_NONSTOP; + ti_32k_timer.counter = ti_32k_timer.base; /* diff --git a/drivers/cpufreq/qcom-cpufreq-kryo.c b/drivers/cpufreq/qcom-cpufreq-kryo.c index a1830fa25fc5..2a3675c24032 100644 --- a/drivers/cpufreq/qcom-cpufreq-kryo.c +++ b/drivers/cpufreq/qcom-cpufreq-kryo.c @@ -44,7 +44,7 @@ enum _msm8996_version { struct platform_device *cpufreq_dt_pdev, *kryo_cpufreq_pdev; -static enum _msm8996_version __init qcom_cpufreq_kryo_get_msm_id(void) +static enum _msm8996_version qcom_cpufreq_kryo_get_msm_id(void) { size_t len; u32 *msm_id; @@ -222,7 +222,7 @@ static int __init qcom_cpufreq_kryo_init(void) } module_init(qcom_cpufreq_kryo_init); -static void __init qcom_cpufreq_kryo_exit(void) +static void __exit qcom_cpufreq_kryo_exit(void) { platform_device_unregister(kryo_cpufreq_pdev); platform_driver_unregister(&qcom_cpufreq_kryo_driver); diff --git a/drivers/dax/device.c b/drivers/dax/device.c index bbe4d72ca105..948806e57cee 100644 --- a/drivers/dax/device.c +++ b/drivers/dax/device.c @@ -535,6 +535,11 @@ static unsigned long dax_get_unmapped_area(struct file *filp, return current->mm->get_unmapped_area(filp, addr, len, pgoff, flags); } +static const struct address_space_operations dev_dax_aops = { + .set_page_dirty = noop_set_page_dirty, + .invalidatepage = noop_invalidatepage, +}; + static int dax_open(struct inode *inode, struct file *filp) { struct dax_device *dax_dev = inode_dax(inode); @@ -544,6 +549,7 @@ static int dax_open(struct inode *inode, struct file *filp) dev_dbg(&dev_dax->dev, "trace\n"); inode->i_mapping = __dax_inode->i_mapping; inode->i_mapping->host = __dax_inode; + inode->i_mapping->a_ops = &dev_dax_aops; filp->f_mapping = inode->i_mapping; filp->f_wb_err = filemap_sample_wb_err(filp->f_mapping); filp->private_data = dev_dax; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c index 0cc5190f4f36..5f3f54073818 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vce.c @@ -258,6 +258,8 @@ int amdgpu_vce_suspend(struct amdgpu_device *adev) { int i; + cancel_delayed_work_sync(&adev->vce.idle_work); + if (adev->vce.vcpu_bo == NULL) return 0; @@ -268,7 +270,6 @@ int amdgpu_vce_suspend(struct amdgpu_device *adev) if (i == AMDGPU_MAX_VCE_HANDLES) return 0; - cancel_delayed_work_sync(&adev->vce.idle_work); /* TODO: suspending running encoding sessions isn't supported */ return -EINVAL; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c index fd654a4406db..400fc74bbae2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c @@ -153,11 +153,11 @@ int amdgpu_vcn_suspend(struct amdgpu_device *adev) unsigned size; void *ptr; + cancel_delayed_work_sync(&adev->vcn.idle_work); + if (adev->vcn.vcpu_bo == NULL) return 0; - cancel_delayed_work_sync(&adev->vcn.idle_work); - size = amdgpu_bo_size(adev->vcn.vcpu_bo); ptr = adev->vcn.cpu_addr; diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 800f481a6995..96875950845a 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -641,6 +641,87 @@ amdgpu_dm_find_first_crtc_matching_connector(struct drm_atomic_state *state, return NULL; } +static void emulated_link_detect(struct dc_link *link) +{ + struct dc_sink_init_data sink_init_data = { 0 }; + struct display_sink_capability sink_caps = { 0 }; + enum dc_edid_status edid_status; + struct dc_context *dc_ctx = link->ctx; + struct dc_sink *sink = NULL; + struct dc_sink *prev_sink = NULL; + + link->type = dc_connection_none; + prev_sink = link->local_sink; + + if (prev_sink != NULL) + dc_sink_retain(prev_sink); + + switch (link->connector_signal) { + case SIGNAL_TYPE_HDMI_TYPE_A: { + sink_caps.transaction_type = DDC_TRANSACTION_TYPE_I2C; + sink_caps.signal = SIGNAL_TYPE_HDMI_TYPE_A; + break; + } + + case SIGNAL_TYPE_DVI_SINGLE_LINK: { + sink_caps.transaction_type = DDC_TRANSACTION_TYPE_I2C; + sink_caps.signal = SIGNAL_TYPE_DVI_SINGLE_LINK; + break; + } + + case SIGNAL_TYPE_DVI_DUAL_LINK: { + sink_caps.transaction_type = DDC_TRANSACTION_TYPE_I2C; + sink_caps.signal = SIGNAL_TYPE_DVI_DUAL_LINK; + break; + } + + case SIGNAL_TYPE_LVDS: { + sink_caps.transaction_type = DDC_TRANSACTION_TYPE_I2C; + sink_caps.signal = SIGNAL_TYPE_LVDS; + break; + } + + case SIGNAL_TYPE_EDP: { + sink_caps.transaction_type = + DDC_TRANSACTION_TYPE_I2C_OVER_AUX; + sink_caps.signal = SIGNAL_TYPE_EDP; + break; + } + + case SIGNAL_TYPE_DISPLAY_PORT: { + sink_caps.transaction_type = + DDC_TRANSACTION_TYPE_I2C_OVER_AUX; + sink_caps.signal = SIGNAL_TYPE_VIRTUAL; + break; + } + + default: + DC_ERROR("Invalid connector type! signal:%d\n", + link->connector_signal); + return; + } + + sink_init_data.link = link; + sink_init_data.sink_signal = sink_caps.signal; + + sink = dc_sink_create(&sink_init_data); + if (!sink) { + DC_ERROR("Failed to create sink!\n"); + return; + } + + link->local_sink = sink; + + edid_status = dm_helpers_read_local_edid( + link->ctx, + link, + sink); + + if (edid_status != EDID_OK) + DC_ERROR("Failed to read EDID"); + +} + static int dm_resume(void *handle) { struct amdgpu_device *adev = handle; @@ -654,6 +735,7 @@ static int dm_resume(void *handle) struct drm_plane *plane; struct drm_plane_state *new_plane_state; struct dm_plane_state *dm_new_plane_state; + enum dc_connection_type new_connection_type = dc_connection_none; int ret; int i; @@ -684,7 +766,13 @@ static int dm_resume(void *handle) continue; mutex_lock(&aconnector->hpd_lock); - dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD); + if (!dc_link_detect_sink(aconnector->dc_link, &new_connection_type)) + DRM_ERROR("KMS: Failed to detect connector\n"); + + if (aconnector->base.force && new_connection_type == dc_connection_none) + emulated_link_detect(aconnector->dc_link); + else + dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD); if (aconnector->fake_enable && aconnector->dc_link->local_sink) aconnector->fake_enable = false; @@ -922,6 +1010,7 @@ static void handle_hpd_irq(void *param) struct amdgpu_dm_connector *aconnector = (struct amdgpu_dm_connector *)param; struct drm_connector *connector = &aconnector->base; struct drm_device *dev = connector->dev; + enum dc_connection_type new_connection_type = dc_connection_none; /* In case of failure or MST no need to update connector status or notify the OS * since (for MST case) MST does this in it's own context. @@ -931,7 +1020,21 @@ static void handle_hpd_irq(void *param) if (aconnector->fake_enable) aconnector->fake_enable = false; - if (dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD)) { + if (!dc_link_detect_sink(aconnector->dc_link, &new_connection_type)) + DRM_ERROR("KMS: Failed to detect connector\n"); + + if (aconnector->base.force && new_connection_type == dc_connection_none) { + emulated_link_detect(aconnector->dc_link); + + + drm_modeset_lock_all(dev); + dm_restore_drm_connector_state(dev, connector); + drm_modeset_unlock_all(dev); + + if (aconnector->base.force == DRM_FORCE_UNSPECIFIED) + drm_kms_helper_hotplug_event(dev); + + } else if (dc_link_detect(aconnector->dc_link, DETECT_REASON_HPD)) { amdgpu_dm_update_connector_after_detect(aconnector); @@ -1031,6 +1134,7 @@ static void handle_hpd_rx_irq(void *param) struct drm_device *dev = connector->dev; struct dc_link *dc_link = aconnector->dc_link; bool is_mst_root_connector = aconnector->mst_mgr.mst_state; + enum dc_connection_type new_connection_type = dc_connection_none; /* TODO:Temporary add mutex to protect hpd interrupt not have a gpio * conflict, after implement i2c helper, this mutex should be @@ -1042,7 +1146,24 @@ static void handle_hpd_rx_irq(void *param) if (dc_link_handle_hpd_rx_irq(dc_link, NULL, NULL) && !is_mst_root_connector) { /* Downstream Port status changed. */ - if (dc_link_detect(dc_link, DETECT_REASON_HPDRX)) { + if (!dc_link_detect_sink(dc_link, &new_connection_type)) + DRM_ERROR("KMS: Failed to detect connector\n"); + + if (aconnector->base.force && new_connection_type == dc_connection_none) { + emulated_link_detect(dc_link); + + if (aconnector->fake_enable) + aconnector->fake_enable = false; + + amdgpu_dm_update_connector_after_detect(aconnector); + + + drm_modeset_lock_all(dev); + dm_restore_drm_connector_state(dev, connector); + drm_modeset_unlock_all(dev); + + drm_kms_helper_hotplug_event(dev); + } else if (dc_link_detect(dc_link, DETECT_REASON_HPDRX)) { if (aconnector->fake_enable) aconnector->fake_enable = false; @@ -1433,6 +1554,7 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) struct amdgpu_mode_info *mode_info = &adev->mode_info; uint32_t link_cnt; int32_t total_overlay_planes, total_primary_planes; + enum dc_connection_type new_connection_type = dc_connection_none; link_cnt = dm->dc->caps.max_links; if (amdgpu_dm_mode_config_init(dm->adev)) { @@ -1499,7 +1621,14 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) link = dc_get_link_at_index(dm->dc, i); - if (dc_link_detect(link, DETECT_REASON_BOOT)) { + if (!dc_link_detect_sink(link, &new_connection_type)) + DRM_ERROR("KMS: Failed to detect connector\n"); + + if (aconnector->base.force && new_connection_type == dc_connection_none) { + emulated_link_detect(link); + amdgpu_dm_update_connector_after_detect(aconnector); + + } else if (dc_link_detect(link, DETECT_REASON_BOOT)) { amdgpu_dm_update_connector_after_detect(aconnector); register_backlight_device(dm, link); } @@ -2494,7 +2623,7 @@ create_stream_for_sink(struct amdgpu_dm_connector *aconnector, if (dm_state && dm_state->freesync_capable) stream->ignore_msa_timing_param = true; finish: - if (sink && sink->sink_signal == SIGNAL_TYPE_VIRTUAL) + if (sink && sink->sink_signal == SIGNAL_TYPE_VIRTUAL && aconnector->base.force != DRM_FORCE_ON) dc_sink_release(sink); return stream; diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c index 37eaf72ace54..fced3c1c2ef5 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c @@ -195,7 +195,7 @@ static bool program_hpd_filter( return result; } -static bool detect_sink(struct dc_link *link, enum dc_connection_type *type) +bool dc_link_detect_sink(struct dc_link *link, enum dc_connection_type *type) { uint32_t is_hpd_high = 0; struct gpio *hpd_pin; @@ -604,7 +604,7 @@ bool dc_link_detect(struct dc_link *link, enum dc_detect_reason reason) if (link->connector_signal == SIGNAL_TYPE_VIRTUAL) return false; - if (false == detect_sink(link, &new_connection_type)) { + if (false == dc_link_detect_sink(link, &new_connection_type)) { BREAK_TO_DEBUGGER(); return false; } diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index d43cefbc43d3..1b48ab9aea89 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -215,6 +215,7 @@ void dc_link_enable_hpd_filter(struct dc_link *link, bool enable); bool dc_link_is_dp_sink_present(struct dc_link *link); +bool dc_link_detect_sink(struct dc_link *link, enum dc_connection_type *type); /* * DPCD access interfaces */ diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c index 14384d9675a8..b2f308766a9e 100644 --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c @@ -2560,7 +2560,7 @@ static void pplib_apply_display_requirements( dc->prev_display_config = *pp_display_cfg; } -void dce110_set_bandwidth( +static void dce110_set_bandwidth( struct dc *dc, struct dc_state *context, bool decrease_allowed) diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.h b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.h index e4c5db75c4c6..d6db3dbd9015 100644 --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.h +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.h @@ -68,11 +68,6 @@ void dce110_fill_display_configs( const struct dc_state *context, struct dm_pp_display_configuration *pp_display_cfg); -void dce110_set_bandwidth( - struct dc *dc, - struct dc_state *context, - bool decrease_allowed); - uint32_t dce110_get_min_vblank_time_us(const struct dc_state *context); void dp_receiver_power_ctrl(struct dc_link *link, bool on); diff --git a/drivers/gpu/drm/amd/display/dc/dce120/dce120_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce120/dce120_hw_sequencer.c index 5853522a6182..eb0f5f9a973b 100644 --- a/drivers/gpu/drm/amd/display/dc/dce120/dce120_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dce120/dce120_hw_sequencer.c @@ -244,17 +244,6 @@ static void dce120_update_dchub( dh_data->dchub_info_valid = false; } -static void dce120_set_bandwidth( - struct dc *dc, - struct dc_state *context, - bool decrease_allowed) -{ - if (context->stream_count <= 0) - return; - - dce110_set_bandwidth(dc, context, decrease_allowed); -} - void dce120_hw_sequencer_construct(struct dc *dc) { /* All registers used by dce11.2 match those in dce11 in offset and @@ -263,6 +252,5 @@ void dce120_hw_sequencer_construct(struct dc *dc) dce110_hw_sequencer_construct(dc); dc->hwss.enable_display_power_gating = dce120_enable_display_power_gating; dc->hwss.update_dchub = dce120_update_dchub; - dc->hwss.set_bandwidth = dce120_set_bandwidth; } diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c index 08b5bb219816..94d6dabec2dc 100644 --- a/drivers/gpu/drm/arm/malidp_drv.c +++ b/drivers/gpu/drm/arm/malidp_drv.c @@ -754,6 +754,7 @@ static int malidp_bind(struct device *dev) drm->irq_enabled = true; ret = drm_vblank_init(drm, drm->mode_config.num_crtc); + drm_crtc_vblank_reset(&malidp->crtc); if (ret < 0) { DRM_ERROR("failed to initialise vblank\n"); goto vblank_fail; diff --git a/drivers/gpu/drm/arm/malidp_hw.c b/drivers/gpu/drm/arm/malidp_hw.c index c94a4422e0e9..2781e462c1ed 100644 --- a/drivers/gpu/drm/arm/malidp_hw.c +++ b/drivers/gpu/drm/arm/malidp_hw.c @@ -384,7 +384,8 @@ static long malidp500_se_calc_mclk(struct malidp_hw_device *hwdev, static int malidp500_enable_memwrite(struct malidp_hw_device *hwdev, dma_addr_t *addrs, s32 *pitches, - int num_planes, u16 w, u16 h, u32 fmt_id) + int num_planes, u16 w, u16 h, u32 fmt_id, + const s16 *rgb2yuv_coeffs) { u32 base = MALIDP500_SE_MEMWRITE_BASE; u32 de_base = malidp_get_block_base(hwdev, MALIDP_DE_BLOCK); @@ -416,6 +417,16 @@ static int malidp500_enable_memwrite(struct malidp_hw_device *hwdev, malidp_hw_write(hwdev, MALIDP_DE_H_ACTIVE(w) | MALIDP_DE_V_ACTIVE(h), MALIDP500_SE_MEMWRITE_OUT_SIZE); + + if (rgb2yuv_coeffs) { + int i; + + for (i = 0; i < MALIDP_COLORADJ_NUM_COEFFS; i++) { + malidp_hw_write(hwdev, rgb2yuv_coeffs[i], + MALIDP500_SE_RGB_YUV_COEFFS + i * 4); + } + } + malidp_hw_setbits(hwdev, MALIDP_SE_MEMWRITE_EN, MALIDP500_SE_CONTROL); return 0; @@ -658,7 +669,8 @@ static long malidp550_se_calc_mclk(struct malidp_hw_device *hwdev, static int malidp550_enable_memwrite(struct malidp_hw_device *hwdev, dma_addr_t *addrs, s32 *pitches, - int num_planes, u16 w, u16 h, u32 fmt_id) + int num_planes, u16 w, u16 h, u32 fmt_id, + const s16 *rgb2yuv_coeffs) { u32 base = MALIDP550_SE_MEMWRITE_BASE; u32 de_base = malidp_get_block_base(hwdev, MALIDP_DE_BLOCK); @@ -689,6 +701,15 @@ static int malidp550_enable_memwrite(struct malidp_hw_device *hwdev, malidp_hw_setbits(hwdev, MALIDP550_SE_MEMWRITE_ONESHOT | MALIDP_SE_MEMWRITE_EN, MALIDP550_SE_CONTROL); + if (rgb2yuv_coeffs) { + int i; + + for (i = 0; i < MALIDP_COLORADJ_NUM_COEFFS; i++) { + malidp_hw_write(hwdev, rgb2yuv_coeffs[i], + MALIDP550_SE_RGB_YUV_COEFFS + i * 4); + } + } + return 0; } diff --git a/drivers/gpu/drm/arm/malidp_hw.h b/drivers/gpu/drm/arm/malidp_hw.h index ad2e96915d44..9fc94c08190f 100644 --- a/drivers/gpu/drm/arm/malidp_hw.h +++ b/drivers/gpu/drm/arm/malidp_hw.h @@ -191,7 +191,8 @@ struct malidp_hw { * @param fmt_id - internal format ID of output buffer */ int (*enable_memwrite)(struct malidp_hw_device *hwdev, dma_addr_t *addrs, - s32 *pitches, int num_planes, u16 w, u16 h, u32 fmt_id); + s32 *pitches, int num_planes, u16 w, u16 h, u32 fmt_id, + const s16 *rgb2yuv_coeffs); /* * Disable the writing to memory of the next frame's content. diff --git a/drivers/gpu/drm/arm/malidp_mw.c b/drivers/gpu/drm/arm/malidp_mw.c index ba6ae66387c9..91472e5e0c8b 100644 --- a/drivers/gpu/drm/arm/malidp_mw.c +++ b/drivers/gpu/drm/arm/malidp_mw.c @@ -26,6 +26,8 @@ struct malidp_mw_connector_state { s32 pitches[2]; u8 format; u8 n_planes; + bool rgb2yuv_initialized; + const s16 *rgb2yuv_coeffs; }; static int malidp_mw_connector_get_modes(struct drm_connector *connector) @@ -84,7 +86,7 @@ static void malidp_mw_connector_destroy(struct drm_connector *connector) static struct drm_connector_state * malidp_mw_connector_duplicate_state(struct drm_connector *connector) { - struct malidp_mw_connector_state *mw_state; + struct malidp_mw_connector_state *mw_state, *mw_current_state; if (WARN_ON(!connector->state)) return NULL; @@ -93,7 +95,10 @@ malidp_mw_connector_duplicate_state(struct drm_connector *connector) if (!mw_state) return NULL; - /* No need to preserve any of our driver-local data */ + mw_current_state = to_mw_state(connector->state); + mw_state->rgb2yuv_coeffs = mw_current_state->rgb2yuv_coeffs; + mw_state->rgb2yuv_initialized = mw_current_state->rgb2yuv_initialized; + __drm_atomic_helper_connector_duplicate_state(connector, &mw_state->base); return &mw_state->base; @@ -108,6 +113,13 @@ static const struct drm_connector_funcs malidp_mw_connector_funcs = { .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; +static const s16 rgb2yuv_coeffs_bt709_limited[MALIDP_COLORADJ_NUM_COEFFS] = { + 47, 157, 16, + -26, -87, 112, + 112, -102, -10, + 16, 128, 128 +}; + static int malidp_mw_encoder_atomic_check(struct drm_encoder *encoder, struct drm_crtc_state *crtc_state, @@ -157,6 +169,9 @@ malidp_mw_encoder_atomic_check(struct drm_encoder *encoder, } mw_state->n_planes = n_planes; + if (fb->format->is_yuv) + mw_state->rgb2yuv_coeffs = rgb2yuv_coeffs_bt709_limited; + return 0; } @@ -239,10 +254,12 @@ void malidp_mw_atomic_commit(struct drm_device *drm, drm_writeback_queue_job(mw_conn, conn_state->writeback_job); conn_state->writeback_job = NULL; - hwdev->hw->enable_memwrite(hwdev, mw_state->addrs, mw_state->pitches, mw_state->n_planes, - fb->width, fb->height, mw_state->format); + fb->width, fb->height, mw_state->format, + !mw_state->rgb2yuv_initialized ? + mw_state->rgb2yuv_coeffs : NULL); + mw_state->rgb2yuv_initialized = !!mw_state->rgb2yuv_coeffs; } else { DRM_DEV_DEBUG_DRIVER(drm->dev, "Disable memwrite\n"); hwdev->hw->disable_memwrite(hwdev); diff --git a/drivers/gpu/drm/arm/malidp_regs.h b/drivers/gpu/drm/arm/malidp_regs.h index 3579d36b2a71..6ffe849774f2 100644 --- a/drivers/gpu/drm/arm/malidp_regs.h +++ b/drivers/gpu/drm/arm/malidp_regs.h @@ -205,6 +205,7 @@ #define MALIDP500_SE_BASE 0x00c00 #define MALIDP500_SE_CONTROL 0x00c0c #define MALIDP500_SE_MEMWRITE_OUT_SIZE 0x00c2c +#define MALIDP500_SE_RGB_YUV_COEFFS 0x00C74 #define MALIDP500_SE_MEMWRITE_BASE 0x00e00 #define MALIDP500_DC_IRQ_BASE 0x00f00 #define MALIDP500_CONFIG_VALID 0x00f00 @@ -238,6 +239,7 @@ #define MALIDP550_SE_CONTROL 0x08010 #define MALIDP550_SE_MEMWRITE_ONESHOT (1 << 7) #define MALIDP550_SE_MEMWRITE_OUT_SIZE 0x08030 +#define MALIDP550_SE_RGB_YUV_COEFFS 0x08078 #define MALIDP550_SE_MEMWRITE_BASE 0x08100 #define MALIDP550_DC_BASE 0x0c000 #define MALIDP550_DC_CONTROL 0x0c010 diff --git a/drivers/gpu/drm/drm_panel.c b/drivers/gpu/drm/drm_panel.c index b902361dee6e..1d9a9d2fe0e0 100644 --- a/drivers/gpu/drm/drm_panel.c +++ b/drivers/gpu/drm/drm_panel.c @@ -24,7 +24,6 @@ #include <linux/err.h> #include <linux/module.h> -#include <drm/drm_device.h> #include <drm/drm_crtc.h> #include <drm/drm_panel.h> @@ -105,13 +104,6 @@ int drm_panel_attach(struct drm_panel *panel, struct drm_connector *connector) if (panel->connector) return -EBUSY; - panel->link = device_link_add(connector->dev->dev, panel->dev, 0); - if (!panel->link) { - dev_err(panel->dev, "failed to link panel to %s\n", - dev_name(connector->dev->dev)); - return -EINVAL; - } - panel->connector = connector; panel->drm = connector->dev; @@ -133,8 +125,6 @@ EXPORT_SYMBOL(drm_panel_attach); */ int drm_panel_detach(struct drm_panel *panel) { - device_link_del(panel->link); - panel->connector = NULL; panel->drm = NULL; diff --git a/drivers/gpu/drm/drm_syncobj.c b/drivers/gpu/drm/drm_syncobj.c index adb3cb27d31e..759278fef35a 100644 --- a/drivers/gpu/drm/drm_syncobj.c +++ b/drivers/gpu/drm/drm_syncobj.c @@ -97,6 +97,8 @@ static int drm_syncobj_fence_get_or_add_callback(struct drm_syncobj *syncobj, { int ret; + WARN_ON(*fence); + *fence = drm_syncobj_fence_get(syncobj); if (*fence) return 1; @@ -743,6 +745,9 @@ static signed long drm_syncobj_array_wait_timeout(struct drm_syncobj **syncobjs, if (flags & DRM_SYNCOBJ_WAIT_FLAGS_WAIT_FOR_SUBMIT) { for (i = 0; i < count; ++i) { + if (entries[i].fence) + continue; + drm_syncobj_fence_get_or_add_callback(syncobjs[i], &entries[i].fence, &entries[i].syncobj_cb, diff --git a/drivers/gpu/drm/etnaviv/etnaviv_drv.c b/drivers/gpu/drm/etnaviv/etnaviv_drv.c index 9b2720b41571..83c1f46670bf 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_drv.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_drv.c @@ -592,8 +592,6 @@ static int etnaviv_pdev_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct component_match *match = NULL; - dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32)); - if (!dev->platform_data) { struct device_node *core_node; @@ -655,13 +653,30 @@ static int __init etnaviv_init(void) for_each_compatible_node(np, NULL, "vivante,gc") { if (!of_device_is_available(np)) continue; - pdev = platform_device_register_simple("etnaviv", -1, - NULL, 0); - if (IS_ERR(pdev)) { - ret = PTR_ERR(pdev); + + pdev = platform_device_alloc("etnaviv", -1); + if (!pdev) { + ret = -ENOMEM; + of_node_put(np); + goto unregister_platform_driver; + } + pdev->dev.coherent_dma_mask = DMA_BIT_MASK(40); + pdev->dev.dma_mask = &pdev->dev.coherent_dma_mask; + + /* + * Apply the same DMA configuration to the virtual etnaviv + * device as the GPU we found. This assumes that all Vivante + * GPUs in the system share the same DMA constraints. + */ + of_dma_configure(&pdev->dev, np, true); + + ret = platform_device_add(pdev); + if (ret) { + platform_device_put(pdev); of_node_put(np); goto unregister_platform_driver; } + etnaviv_drm = pdev; of_node_put(np); break; diff --git a/drivers/hwtracing/intel_th/core.c b/drivers/hwtracing/intel_th/core.c index da962aa2cef5..fc6b7f8b62fb 100644 --- a/drivers/hwtracing/intel_th/core.c +++ b/drivers/hwtracing/intel_th/core.c @@ -139,7 +139,8 @@ static int intel_th_remove(struct device *dev) th->thdev[i] = NULL; } - th->num_thdevs = lowest; + if (lowest >= 0) + th->num_thdevs = lowest; } if (thdrv->attr_group) @@ -487,7 +488,7 @@ static const struct intel_th_subdevice { .flags = IORESOURCE_MEM, }, { - .start = TH_MMIO_SW, + .start = 1, /* use resource[1] */ .end = 0, .flags = IORESOURCE_MEM, }, @@ -580,6 +581,7 @@ intel_th_subdevice_alloc(struct intel_th *th, struct intel_th_device *thdev; struct resource res[3]; unsigned int req = 0; + bool is64bit = false; int r, err; thdev = intel_th_device_alloc(th, subdev->type, subdev->name, @@ -589,12 +591,18 @@ intel_th_subdevice_alloc(struct intel_th *th, thdev->drvdata = th->drvdata; + for (r = 0; r < th->num_resources; r++) + if (th->resource[r].flags & IORESOURCE_MEM_64) { + is64bit = true; + break; + } + memcpy(res, subdev->res, sizeof(struct resource) * subdev->nres); for (r = 0; r < subdev->nres; r++) { struct resource *devres = th->resource; - int bar = TH_MMIO_CONFIG; + int bar = 0; /* cut subdevices' MMIO from resource[0] */ /* * Take .end == 0 to mean 'take the whole bar', @@ -603,6 +611,8 @@ intel_th_subdevice_alloc(struct intel_th *th, */ if (!res[r].end && res[r].flags == IORESOURCE_MEM) { bar = res[r].start; + if (is64bit) + bar *= 2; res[r].start = 0; res[r].end = resource_size(&devres[bar]) - 1; } diff --git a/drivers/hwtracing/intel_th/pci.c b/drivers/hwtracing/intel_th/pci.c index c2e55e5d97f6..1cf6290d6435 100644 --- a/drivers/hwtracing/intel_th/pci.c +++ b/drivers/hwtracing/intel_th/pci.c @@ -160,6 +160,11 @@ static const struct pci_device_id intel_th_pci_id_table[] = { PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x18e1), .driver_data = (kernel_ulong_t)&intel_th_2x, }, + { + /* Ice Lake PCH */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x34a6), + .driver_data = (kernel_ulong_t)&intel_th_2x, + }, { 0 }, }; diff --git a/drivers/infiniband/core/cache.c b/drivers/infiniband/core/cache.c index 0bee1f4b914e..3208ad6ad540 100644 --- a/drivers/infiniband/core/cache.c +++ b/drivers/infiniband/core/cache.c @@ -338,6 +338,39 @@ static int add_roce_gid(struct ib_gid_table_entry *entry) } /** + * del_gid - Delete GID table entry + * + * @ib_dev: IB device whose GID entry to be deleted + * @port: Port number of the IB device + * @table: GID table of the IB device for a port + * @ix: GID entry index to delete + * + */ +static void del_gid(struct ib_device *ib_dev, u8 port, + struct ib_gid_table *table, int ix) +{ + struct ib_gid_table_entry *entry; + + lockdep_assert_held(&table->lock); + + pr_debug("%s device=%s port=%d index=%d gid %pI6\n", __func__, + ib_dev->name, port, ix, + table->data_vec[ix]->attr.gid.raw); + + write_lock_irq(&table->rwlock); + entry = table->data_vec[ix]; + entry->state = GID_TABLE_ENTRY_PENDING_DEL; + /* + * For non RoCE protocol, GID entry slot is ready to use. + */ + if (!rdma_protocol_roce(ib_dev, port)) + table->data_vec[ix] = NULL; + write_unlock_irq(&table->rwlock); + + put_gid_entry_locked(entry); +} + +/** * add_modify_gid - Add or modify GID table entry * * @table: GID table in which GID to be added or modified @@ -358,7 +391,7 @@ static int add_modify_gid(struct ib_gid_table *table, * this index. */ if (is_gid_entry_valid(table->data_vec[attr->index])) - put_gid_entry(table->data_vec[attr->index]); + del_gid(attr->device, attr->port_num, table, attr->index); /* * Some HCA's report multiple GID entries with only one valid GID, and @@ -386,39 +419,6 @@ done: return ret; } -/** - * del_gid - Delete GID table entry - * - * @ib_dev: IB device whose GID entry to be deleted - * @port: Port number of the IB device - * @table: GID table of the IB device for a port - * @ix: GID entry index to delete - * - */ -static void del_gid(struct ib_device *ib_dev, u8 port, - struct ib_gid_table *table, int ix) -{ - struct ib_gid_table_entry *entry; - - lockdep_assert_held(&table->lock); - - pr_debug("%s device=%s port=%d index=%d gid %pI6\n", __func__, - ib_dev->name, port, ix, - table->data_vec[ix]->attr.gid.raw); - - write_lock_irq(&table->rwlock); - entry = table->data_vec[ix]; - entry->state = GID_TABLE_ENTRY_PENDING_DEL; - /* - * For non RoCE protocol, GID entry slot is ready to use. - */ - if (!rdma_protocol_roce(ib_dev, port)) - table->data_vec[ix] = NULL; - write_unlock_irq(&table->rwlock); - - put_gid_entry_locked(entry); -} - /* rwlock should be read locked, or lock should be held */ static int find_gid(struct ib_gid_table *table, const union ib_gid *gid, const struct ib_gid_attr *val, bool default_gid, diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c index 5f437d1570fb..21863ddde63e 100644 --- a/drivers/infiniband/core/ucma.c +++ b/drivers/infiniband/core/ucma.c @@ -1759,6 +1759,8 @@ static int ucma_close(struct inode *inode, struct file *filp) mutex_lock(&mut); if (!ctx->closing) { mutex_unlock(&mut); + ucma_put_ctx(ctx); + wait_for_completion(&ctx->comp); /* rdma_destroy_id ensures that no event handlers are * inflight for that id before releasing it. */ diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index a21d5214afc3..e012ca80f9d1 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -2027,33 +2027,55 @@ static int modify_qp(struct ib_uverbs_file *file, if ((cmd->base.attr_mask & IB_QP_CUR_STATE && cmd->base.cur_qp_state > IB_QPS_ERR) || - cmd->base.qp_state > IB_QPS_ERR) { + (cmd->base.attr_mask & IB_QP_STATE && + cmd->base.qp_state > IB_QPS_ERR)) { ret = -EINVAL; goto release_qp; } - attr->qp_state = cmd->base.qp_state; - attr->cur_qp_state = cmd->base.cur_qp_state; - attr->path_mtu = cmd->base.path_mtu; - attr->path_mig_state = cmd->base.path_mig_state; - attr->qkey = cmd->base.qkey; - attr->rq_psn = cmd->base.rq_psn; - attr->sq_psn = cmd->base.sq_psn; - attr->dest_qp_num = cmd->base.dest_qp_num; - attr->qp_access_flags = cmd->base.qp_access_flags; - attr->pkey_index = cmd->base.pkey_index; - attr->alt_pkey_index = cmd->base.alt_pkey_index; - attr->en_sqd_async_notify = cmd->base.en_sqd_async_notify; - attr->max_rd_atomic = cmd->base.max_rd_atomic; - attr->max_dest_rd_atomic = cmd->base.max_dest_rd_atomic; - attr->min_rnr_timer = cmd->base.min_rnr_timer; - attr->port_num = cmd->base.port_num; - attr->timeout = cmd->base.timeout; - attr->retry_cnt = cmd->base.retry_cnt; - attr->rnr_retry = cmd->base.rnr_retry; - attr->alt_port_num = cmd->base.alt_port_num; - attr->alt_timeout = cmd->base.alt_timeout; - attr->rate_limit = cmd->rate_limit; + if (cmd->base.attr_mask & IB_QP_STATE) + attr->qp_state = cmd->base.qp_state; + if (cmd->base.attr_mask & IB_QP_CUR_STATE) + attr->cur_qp_state = cmd->base.cur_qp_state; + if (cmd->base.attr_mask & IB_QP_PATH_MTU) + attr->path_mtu = cmd->base.path_mtu; + if (cmd->base.attr_mask & IB_QP_PATH_MIG_STATE) + attr->path_mig_state = cmd->base.path_mig_state; + if (cmd->base.attr_mask & IB_QP_QKEY) + attr->qkey = cmd->base.qkey; + if (cmd->base.attr_mask & IB_QP_RQ_PSN) + attr->rq_psn = cmd->base.rq_psn; + if (cmd->base.attr_mask & IB_QP_SQ_PSN) + attr->sq_psn = cmd->base.sq_psn; + if (cmd->base.attr_mask & IB_QP_DEST_QPN) + attr->dest_qp_num = cmd->base.dest_qp_num; + if (cmd->base.attr_mask & IB_QP_ACCESS_FLAGS) + attr->qp_access_flags = cmd->base.qp_access_flags; + if (cmd->base.attr_mask & IB_QP_PKEY_INDEX) + attr->pkey_index = cmd->base.pkey_index; + if (cmd->base.attr_mask & IB_QP_EN_SQD_ASYNC_NOTIFY) + attr->en_sqd_async_notify = cmd->base.en_sqd_async_notify; + if (cmd->base.attr_mask & IB_QP_MAX_QP_RD_ATOMIC) + attr->max_rd_atomic = cmd->base.max_rd_atomic; + if (cmd->base.attr_mask & IB_QP_MAX_DEST_RD_ATOMIC) + attr->max_dest_rd_atomic = cmd->base.max_dest_rd_atomic; + if (cmd->base.attr_mask & IB_QP_MIN_RNR_TIMER) + attr->min_rnr_timer = cmd->base.min_rnr_timer; + if (cmd->base.attr_mask & IB_QP_PORT) + attr->port_num = cmd->base.port_num; + if (cmd->base.attr_mask & IB_QP_TIMEOUT) + attr->timeout = cmd->base.timeout; + if (cmd->base.attr_mask & IB_QP_RETRY_CNT) + attr->retry_cnt = cmd->base.retry_cnt; + if (cmd->base.attr_mask & IB_QP_RNR_RETRY) + attr->rnr_retry = cmd->base.rnr_retry; + if (cmd->base.attr_mask & IB_QP_ALT_PATH) { + attr->alt_port_num = cmd->base.alt_port_num; + attr->alt_timeout = cmd->base.alt_timeout; + attr->alt_pkey_index = cmd->base.alt_pkey_index; + } + if (cmd->base.attr_mask & IB_QP_RATE_LIMIT) + attr->rate_limit = cmd->rate_limit; if (cmd->base.attr_mask & IB_QP_AV) copy_ah_attr_from_uverbs(qp->device, &attr->ah_attr, diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index 6d974e2363df..50152c1b1004 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -440,6 +440,7 @@ static int ib_uverbs_comp_event_close(struct inode *inode, struct file *filp) list_del(&entry->obj_list); kfree(entry); } + file->ev_queue.is_closed = 1; spin_unlock_irq(&file->ev_queue.lock); uverbs_close_fd(filp); diff --git a/drivers/infiniband/core/uverbs_uapi.c b/drivers/infiniband/core/uverbs_uapi.c index 73ea6f0db88f..be854628a7c6 100644 --- a/drivers/infiniband/core/uverbs_uapi.c +++ b/drivers/infiniband/core/uverbs_uapi.c @@ -248,6 +248,7 @@ void uverbs_destroy_api(struct uverbs_api *uapi) kfree(rcu_dereference_protected(*slot, true)); radix_tree_iter_delete(&uapi->radix, &iter, slot); } + kfree(uapi); } struct uverbs_api *uverbs_alloc_api( diff --git a/drivers/infiniband/hw/bnxt_re/main.c b/drivers/infiniband/hw/bnxt_re/main.c index 20b9f31052bf..85cd1a3593d6 100644 --- a/drivers/infiniband/hw/bnxt_re/main.c +++ b/drivers/infiniband/hw/bnxt_re/main.c @@ -78,7 +78,7 @@ static struct list_head bnxt_re_dev_list = LIST_HEAD_INIT(bnxt_re_dev_list); /* Mutex to protect the list of bnxt_re devices added */ static DEFINE_MUTEX(bnxt_re_dev_lock); static struct workqueue_struct *bnxt_re_wq; -static void bnxt_re_ib_unreg(struct bnxt_re_dev *rdev, bool lock_wait); +static void bnxt_re_ib_unreg(struct bnxt_re_dev *rdev); /* SR-IOV helper functions */ @@ -182,7 +182,7 @@ static void bnxt_re_shutdown(void *p) if (!rdev) return; - bnxt_re_ib_unreg(rdev, false); + bnxt_re_ib_unreg(rdev); } static void bnxt_re_stop_irq(void *handle) @@ -251,7 +251,7 @@ static struct bnxt_ulp_ops bnxt_re_ulp_ops = { /* Driver registration routines used to let the networking driver (bnxt_en) * to know that the RoCE driver is now installed */ -static int bnxt_re_unregister_netdev(struct bnxt_re_dev *rdev, bool lock_wait) +static int bnxt_re_unregister_netdev(struct bnxt_re_dev *rdev) { struct bnxt_en_dev *en_dev; int rc; @@ -260,14 +260,9 @@ static int bnxt_re_unregister_netdev(struct bnxt_re_dev *rdev, bool lock_wait) return -EINVAL; en_dev = rdev->en_dev; - /* Acquire rtnl lock if it is not invokded from netdev event */ - if (lock_wait) - rtnl_lock(); rc = en_dev->en_ops->bnxt_unregister_device(rdev->en_dev, BNXT_ROCE_ULP); - if (lock_wait) - rtnl_unlock(); return rc; } @@ -281,14 +276,12 @@ static int bnxt_re_register_netdev(struct bnxt_re_dev *rdev) en_dev = rdev->en_dev; - rtnl_lock(); rc = en_dev->en_ops->bnxt_register_device(en_dev, BNXT_ROCE_ULP, &bnxt_re_ulp_ops, rdev); - rtnl_unlock(); return rc; } -static int bnxt_re_free_msix(struct bnxt_re_dev *rdev, bool lock_wait) +static int bnxt_re_free_msix(struct bnxt_re_dev *rdev) { struct bnxt_en_dev *en_dev; int rc; @@ -298,13 +291,9 @@ static int bnxt_re_free_msix(struct bnxt_re_dev *rdev, bool lock_wait) en_dev = rdev->en_dev; - if (lock_wait) - rtnl_lock(); rc = en_dev->en_ops->bnxt_free_msix(rdev->en_dev, BNXT_ROCE_ULP); - if (lock_wait) - rtnl_unlock(); return rc; } @@ -320,7 +309,6 @@ static int bnxt_re_request_msix(struct bnxt_re_dev *rdev) num_msix_want = min_t(u32, BNXT_RE_MAX_MSIX, num_online_cpus()); - rtnl_lock(); num_msix_got = en_dev->en_ops->bnxt_request_msix(en_dev, BNXT_ROCE_ULP, rdev->msix_entries, num_msix_want); @@ -335,7 +323,6 @@ static int bnxt_re_request_msix(struct bnxt_re_dev *rdev) } rdev->num_msix = num_msix_got; done: - rtnl_unlock(); return rc; } @@ -358,24 +345,18 @@ static void bnxt_re_fill_fw_msg(struct bnxt_fw_msg *fw_msg, void *msg, fw_msg->timeout = timeout; } -static int bnxt_re_net_ring_free(struct bnxt_re_dev *rdev, u16 fw_ring_id, - bool lock_wait) +static int bnxt_re_net_ring_free(struct bnxt_re_dev *rdev, u16 fw_ring_id) { struct bnxt_en_dev *en_dev = rdev->en_dev; struct hwrm_ring_free_input req = {0}; struct hwrm_ring_free_output resp; struct bnxt_fw_msg fw_msg; - bool do_unlock = false; int rc = -EINVAL; if (!en_dev) return rc; memset(&fw_msg, 0, sizeof(fw_msg)); - if (lock_wait) { - rtnl_lock(); - do_unlock = true; - } bnxt_re_init_hwrm_hdr(rdev, (void *)&req, HWRM_RING_FREE, -1, -1); req.ring_type = RING_ALLOC_REQ_RING_TYPE_L2_CMPL; @@ -386,8 +367,6 @@ static int bnxt_re_net_ring_free(struct bnxt_re_dev *rdev, u16 fw_ring_id, if (rc) dev_err(rdev_to_dev(rdev), "Failed to free HW ring:%d :%#x", req.ring_id, rc); - if (do_unlock) - rtnl_unlock(); return rc; } @@ -405,7 +384,6 @@ static int bnxt_re_net_ring_alloc(struct bnxt_re_dev *rdev, dma_addr_t *dma_arr, return rc; memset(&fw_msg, 0, sizeof(fw_msg)); - rtnl_lock(); bnxt_re_init_hwrm_hdr(rdev, (void *)&req, HWRM_RING_ALLOC, -1, -1); req.enables = 0; req.page_tbl_addr = cpu_to_le64(dma_arr[0]); @@ -426,27 +404,21 @@ static int bnxt_re_net_ring_alloc(struct bnxt_re_dev *rdev, dma_addr_t *dma_arr, if (!rc) *fw_ring_id = le16_to_cpu(resp.ring_id); - rtnl_unlock(); return rc; } static int bnxt_re_net_stats_ctx_free(struct bnxt_re_dev *rdev, - u32 fw_stats_ctx_id, bool lock_wait) + u32 fw_stats_ctx_id) { struct bnxt_en_dev *en_dev = rdev->en_dev; struct hwrm_stat_ctx_free_input req = {0}; struct bnxt_fw_msg fw_msg; - bool do_unlock = false; int rc = -EINVAL; if (!en_dev) return rc; memset(&fw_msg, 0, sizeof(fw_msg)); - if (lock_wait) { - rtnl_lock(); - do_unlock = true; - } bnxt_re_init_hwrm_hdr(rdev, (void *)&req, HWRM_STAT_CTX_FREE, -1, -1); req.stat_ctx_id = cpu_to_le32(fw_stats_ctx_id); @@ -457,8 +429,6 @@ static int bnxt_re_net_stats_ctx_free(struct bnxt_re_dev *rdev, dev_err(rdev_to_dev(rdev), "Failed to free HW stats context %#x", rc); - if (do_unlock) - rtnl_unlock(); return rc; } @@ -478,7 +448,6 @@ static int bnxt_re_net_stats_ctx_alloc(struct bnxt_re_dev *rdev, return rc; memset(&fw_msg, 0, sizeof(fw_msg)); - rtnl_lock(); bnxt_re_init_hwrm_hdr(rdev, (void *)&req, HWRM_STAT_CTX_ALLOC, -1, -1); req.update_period_ms = cpu_to_le32(1000); @@ -490,7 +459,6 @@ static int bnxt_re_net_stats_ctx_alloc(struct bnxt_re_dev *rdev, if (!rc) *fw_stats_ctx_id = le32_to_cpu(resp.stat_ctx_id); - rtnl_unlock(); return rc; } @@ -929,19 +897,19 @@ fail: return rc; } -static void bnxt_re_free_nq_res(struct bnxt_re_dev *rdev, bool lock_wait) +static void bnxt_re_free_nq_res(struct bnxt_re_dev *rdev) { int i; for (i = 0; i < rdev->num_msix - 1; i++) { - bnxt_re_net_ring_free(rdev, rdev->nq[i].ring_id, lock_wait); + bnxt_re_net_ring_free(rdev, rdev->nq[i].ring_id); bnxt_qplib_free_nq(&rdev->nq[i]); } } -static void bnxt_re_free_res(struct bnxt_re_dev *rdev, bool lock_wait) +static void bnxt_re_free_res(struct bnxt_re_dev *rdev) { - bnxt_re_free_nq_res(rdev, lock_wait); + bnxt_re_free_nq_res(rdev); if (rdev->qplib_res.dpi_tbl.max) { bnxt_qplib_dealloc_dpi(&rdev->qplib_res, @@ -1219,7 +1187,7 @@ static int bnxt_re_setup_qos(struct bnxt_re_dev *rdev) return 0; } -static void bnxt_re_ib_unreg(struct bnxt_re_dev *rdev, bool lock_wait) +static void bnxt_re_ib_unreg(struct bnxt_re_dev *rdev) { int i, rc; @@ -1234,28 +1202,27 @@ static void bnxt_re_ib_unreg(struct bnxt_re_dev *rdev, bool lock_wait) cancel_delayed_work(&rdev->worker); bnxt_re_cleanup_res(rdev); - bnxt_re_free_res(rdev, lock_wait); + bnxt_re_free_res(rdev); if (test_and_clear_bit(BNXT_RE_FLAG_RCFW_CHANNEL_EN, &rdev->flags)) { rc = bnxt_qplib_deinit_rcfw(&rdev->rcfw); if (rc) dev_warn(rdev_to_dev(rdev), "Failed to deinitialize RCFW: %#x", rc); - bnxt_re_net_stats_ctx_free(rdev, rdev->qplib_ctx.stats.fw_id, - lock_wait); + bnxt_re_net_stats_ctx_free(rdev, rdev->qplib_ctx.stats.fw_id); bnxt_qplib_free_ctx(rdev->en_dev->pdev, &rdev->qplib_ctx); bnxt_qplib_disable_rcfw_channel(&rdev->rcfw); - bnxt_re_net_ring_free(rdev, rdev->rcfw.creq_ring_id, lock_wait); + bnxt_re_net_ring_free(rdev, rdev->rcfw.creq_ring_id); bnxt_qplib_free_rcfw_channel(&rdev->rcfw); } if (test_and_clear_bit(BNXT_RE_FLAG_GOT_MSIX, &rdev->flags)) { - rc = bnxt_re_free_msix(rdev, lock_wait); + rc = bnxt_re_free_msix(rdev); if (rc) dev_warn(rdev_to_dev(rdev), "Failed to free MSI-X vectors: %#x", rc); } if (test_and_clear_bit(BNXT_RE_FLAG_NETDEV_REGISTERED, &rdev->flags)) { - rc = bnxt_re_unregister_netdev(rdev, lock_wait); + rc = bnxt_re_unregister_netdev(rdev); if (rc) dev_warn(rdev_to_dev(rdev), "Failed to unregister with netdev: %#x", rc); @@ -1276,6 +1243,12 @@ static int bnxt_re_ib_reg(struct bnxt_re_dev *rdev) { int i, j, rc; + bool locked; + + /* Acquire rtnl lock through out this function */ + rtnl_lock(); + locked = true; + /* Registered a new RoCE device instance to netdev */ rc = bnxt_re_register_netdev(rdev); if (rc) { @@ -1374,12 +1347,16 @@ static int bnxt_re_ib_reg(struct bnxt_re_dev *rdev) schedule_delayed_work(&rdev->worker, msecs_to_jiffies(30000)); } + rtnl_unlock(); + locked = false; + /* Register ib dev */ rc = bnxt_re_register_ib(rdev); if (rc) { pr_err("Failed to register with IB: %#x\n", rc); goto fail; } + set_bit(BNXT_RE_FLAG_IBDEV_REGISTERED, &rdev->flags); dev_info(rdev_to_dev(rdev), "Device registered successfully"); for (i = 0; i < ARRAY_SIZE(bnxt_re_attributes); i++) { rc = device_create_file(&rdev->ibdev.dev, @@ -1395,7 +1372,6 @@ static int bnxt_re_ib_reg(struct bnxt_re_dev *rdev) goto fail; } } - set_bit(BNXT_RE_FLAG_IBDEV_REGISTERED, &rdev->flags); ib_get_eth_speed(&rdev->ibdev, 1, &rdev->active_speed, &rdev->active_width); set_bit(BNXT_RE_FLAG_ISSUE_ROCE_STATS, &rdev->flags); @@ -1404,17 +1380,21 @@ static int bnxt_re_ib_reg(struct bnxt_re_dev *rdev) return 0; free_sctx: - bnxt_re_net_stats_ctx_free(rdev, rdev->qplib_ctx.stats.fw_id, true); + bnxt_re_net_stats_ctx_free(rdev, rdev->qplib_ctx.stats.fw_id); free_ctx: bnxt_qplib_free_ctx(rdev->en_dev->pdev, &rdev->qplib_ctx); disable_rcfw: bnxt_qplib_disable_rcfw_channel(&rdev->rcfw); free_ring: - bnxt_re_net_ring_free(rdev, rdev->rcfw.creq_ring_id, true); + bnxt_re_net_ring_free(rdev, rdev->rcfw.creq_ring_id); free_rcfw: bnxt_qplib_free_rcfw_channel(&rdev->rcfw); fail: - bnxt_re_ib_unreg(rdev, true); + if (!locked) + rtnl_lock(); + bnxt_re_ib_unreg(rdev); + rtnl_unlock(); + return rc; } @@ -1567,7 +1547,7 @@ static int bnxt_re_netdev_event(struct notifier_block *notifier, */ if (atomic_read(&rdev->sched_count) > 0) goto exit; - bnxt_re_ib_unreg(rdev, false); + bnxt_re_ib_unreg(rdev); bnxt_re_remove_one(rdev); bnxt_re_dev_unreg(rdev); break; @@ -1646,7 +1626,10 @@ static void __exit bnxt_re_mod_exit(void) */ flush_workqueue(bnxt_re_wq); bnxt_re_dev_stop(rdev); - bnxt_re_ib_unreg(rdev, true); + /* Acquire the rtnl_lock as the L2 resources are freed here */ + rtnl_lock(); + bnxt_re_ib_unreg(rdev); + rtnl_unlock(); bnxt_re_remove_one(rdev); bnxt_re_dev_unreg(rdev); } diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c index 2c19bf772451..e1668bcc2d13 100644 --- a/drivers/infiniband/hw/hfi1/chip.c +++ b/drivers/infiniband/hw/hfi1/chip.c @@ -6733,6 +6733,7 @@ void start_freeze_handling(struct hfi1_pportdata *ppd, int flags) struct hfi1_devdata *dd = ppd->dd; struct send_context *sc; int i; + int sc_flags; if (flags & FREEZE_SELF) write_csr(dd, CCE_CTRL, CCE_CTRL_SPC_FREEZE_SMASK); @@ -6743,11 +6744,13 @@ void start_freeze_handling(struct hfi1_pportdata *ppd, int flags) /* notify all SDMA engines that they are going into a freeze */ sdma_freeze_notify(dd, !!(flags & FREEZE_LINK_DOWN)); + sc_flags = SCF_FROZEN | SCF_HALTED | (flags & FREEZE_LINK_DOWN ? + SCF_LINK_DOWN : 0); /* do halt pre-handling on all enabled send contexts */ for (i = 0; i < dd->num_send_contexts; i++) { sc = dd->send_contexts[i].sc; if (sc && (sc->flags & SCF_ENABLED)) - sc_stop(sc, SCF_FROZEN | SCF_HALTED); + sc_stop(sc, sc_flags); } /* Send context are frozen. Notify user space */ @@ -10674,6 +10677,7 @@ int set_link_state(struct hfi1_pportdata *ppd, u32 state) add_rcvctrl(dd, RCV_CTRL_RCV_PORT_ENABLE_SMASK); handle_linkup_change(dd, 1); + pio_kernel_linkup(dd); /* * After link up, a new link width will have been set. diff --git a/drivers/infiniband/hw/hfi1/pio.c b/drivers/infiniband/hw/hfi1/pio.c index c2c1cba5b23b..752057647f09 100644 --- a/drivers/infiniband/hw/hfi1/pio.c +++ b/drivers/infiniband/hw/hfi1/pio.c @@ -86,6 +86,7 @@ void pio_send_control(struct hfi1_devdata *dd, int op) unsigned long flags; int write = 1; /* write sendctrl back */ int flush = 0; /* re-read sendctrl to make sure it is flushed */ + int i; spin_lock_irqsave(&dd->sendctrl_lock, flags); @@ -95,9 +96,13 @@ void pio_send_control(struct hfi1_devdata *dd, int op) reg |= SEND_CTRL_SEND_ENABLE_SMASK; /* Fall through */ case PSC_DATA_VL_ENABLE: + mask = 0; + for (i = 0; i < ARRAY_SIZE(dd->vld); i++) + if (!dd->vld[i].mtu) + mask |= BIT_ULL(i); /* Disallow sending on VLs not enabled */ - mask = (((~0ull) << num_vls) & SEND_CTRL_UNSUPPORTED_VL_MASK) << - SEND_CTRL_UNSUPPORTED_VL_SHIFT; + mask = (mask & SEND_CTRL_UNSUPPORTED_VL_MASK) << + SEND_CTRL_UNSUPPORTED_VL_SHIFT; reg = (reg & ~SEND_CTRL_UNSUPPORTED_VL_SMASK) | mask; break; case PSC_GLOBAL_DISABLE: @@ -921,20 +926,18 @@ void sc_free(struct send_context *sc) void sc_disable(struct send_context *sc) { u64 reg; - unsigned long flags; struct pio_buf *pbuf; if (!sc) return; /* do all steps, even if already disabled */ - spin_lock_irqsave(&sc->alloc_lock, flags); + spin_lock_irq(&sc->alloc_lock); reg = read_kctxt_csr(sc->dd, sc->hw_context, SC(CTRL)); reg &= ~SC(CTRL_CTXT_ENABLE_SMASK); sc->flags &= ~SCF_ENABLED; sc_wait_for_packet_egress(sc, 1); write_kctxt_csr(sc->dd, sc->hw_context, SC(CTRL), reg); - spin_unlock_irqrestore(&sc->alloc_lock, flags); /* * Flush any waiters. Once the context is disabled, @@ -944,7 +947,7 @@ void sc_disable(struct send_context *sc) * proceed with the flush. */ udelay(1); - spin_lock_irqsave(&sc->release_lock, flags); + spin_lock(&sc->release_lock); if (sc->sr) { /* this context has a shadow ring */ while (sc->sr_tail != sc->sr_head) { pbuf = &sc->sr[sc->sr_tail].pbuf; @@ -955,7 +958,8 @@ void sc_disable(struct send_context *sc) sc->sr_tail = 0; } } - spin_unlock_irqrestore(&sc->release_lock, flags); + spin_unlock(&sc->release_lock); + spin_unlock_irq(&sc->alloc_lock); } /* return SendEgressCtxtStatus.PacketOccupancy */ @@ -1178,11 +1182,39 @@ void pio_kernel_unfreeze(struct hfi1_devdata *dd) sc = dd->send_contexts[i].sc; if (!sc || !(sc->flags & SCF_FROZEN) || sc->type == SC_USER) continue; + if (sc->flags & SCF_LINK_DOWN) + continue; sc_enable(sc); /* will clear the sc frozen flag */ } } +/** + * pio_kernel_linkup() - Re-enable send contexts after linkup event + * @dd: valid devive data + * + * When the link goes down, the freeze path is taken. However, a link down + * event is different from a freeze because if the send context is re-enabled + * whowever is sending data will start sending data again, which will hang + * any QP that is sending data. + * + * The freeze path now looks at the type of event that occurs and takes this + * path for link down event. + */ +void pio_kernel_linkup(struct hfi1_devdata *dd) +{ + struct send_context *sc; + int i; + + for (i = 0; i < dd->num_send_contexts; i++) { + sc = dd->send_contexts[i].sc; + if (!sc || !(sc->flags & SCF_LINK_DOWN) || sc->type == SC_USER) + continue; + + sc_enable(sc); /* will clear the sc link down flag */ + } +} + /* * Wait for the SendPioInitCtxt.PioInitInProgress bit to clear. * Returns: @@ -1382,11 +1414,10 @@ void sc_stop(struct send_context *sc, int flag) { unsigned long flags; - /* mark the context */ - sc->flags |= flag; - /* stop buffer allocations */ spin_lock_irqsave(&sc->alloc_lock, flags); + /* mark the context */ + sc->flags |= flag; sc->flags &= ~SCF_ENABLED; spin_unlock_irqrestore(&sc->alloc_lock, flags); wake_up(&sc->halt_wait); diff --git a/drivers/infiniband/hw/hfi1/pio.h b/drivers/infiniband/hw/hfi1/pio.h index 058b08f459ab..aaf372c3e5d6 100644 --- a/drivers/infiniband/hw/hfi1/pio.h +++ b/drivers/infiniband/hw/hfi1/pio.h @@ -139,6 +139,7 @@ struct send_context { #define SCF_IN_FREE 0x02 #define SCF_HALTED 0x04 #define SCF_FROZEN 0x08 +#define SCF_LINK_DOWN 0x10 struct send_context_info { struct send_context *sc; /* allocated working context */ @@ -306,6 +307,7 @@ void set_pio_integrity(struct send_context *sc); void pio_reset_all(struct hfi1_devdata *dd); void pio_freeze(struct hfi1_devdata *dd); void pio_kernel_unfreeze(struct hfi1_devdata *dd); +void pio_kernel_linkup(struct hfi1_devdata *dd); /* global PIO send control operations */ #define PSC_GLOBAL_ENABLE 0 diff --git a/drivers/infiniband/hw/hfi1/user_sdma.c b/drivers/infiniband/hw/hfi1/user_sdma.c index a3a7b33196d6..5c88706121c1 100644 --- a/drivers/infiniband/hw/hfi1/user_sdma.c +++ b/drivers/infiniband/hw/hfi1/user_sdma.c @@ -828,7 +828,7 @@ static int user_sdma_send_pkts(struct user_sdma_request *req, unsigned maxpkts) if (READ_ONCE(iovec->offset) == iovec->iov.iov_len) { if (++req->iov_idx == req->data_iovs) { ret = -EFAULT; - goto free_txreq; + goto free_tx; } iovec = &req->iovs[req->iov_idx]; WARN_ON(iovec->offset); diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c index 13374c727b14..a7c586a5589d 100644 --- a/drivers/infiniband/hw/hfi1/verbs.c +++ b/drivers/infiniband/hw/hfi1/verbs.c @@ -1582,6 +1582,7 @@ static int hfi1_check_ah(struct ib_device *ibdev, struct rdma_ah_attr *ah_attr) struct hfi1_pportdata *ppd; struct hfi1_devdata *dd; u8 sc5; + u8 sl; if (hfi1_check_mcast(rdma_ah_get_dlid(ah_attr)) && !(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH)) @@ -1590,8 +1591,13 @@ static int hfi1_check_ah(struct ib_device *ibdev, struct rdma_ah_attr *ah_attr) /* test the mapping for validity */ ibp = to_iport(ibdev, rdma_ah_get_port_num(ah_attr)); ppd = ppd_from_ibp(ibp); - sc5 = ibp->sl_to_sc[rdma_ah_get_sl(ah_attr)]; dd = dd_from_ppd(ppd); + + sl = rdma_ah_get_sl(ah_attr); + if (sl >= ARRAY_SIZE(ibp->sl_to_sc)) + return -EINVAL; + + sc5 = ibp->sl_to_sc[sl]; if (sc_to_vlt(dd, sc5) > num_vls && sc_to_vlt(dd, sc5) != 0xf) return -EINVAL; return 0; diff --git a/drivers/infiniband/hw/mlx5/devx.c b/drivers/infiniband/hw/mlx5/devx.c index ac116d63e466..f2f11e652dcd 100644 --- a/drivers/infiniband/hw/mlx5/devx.c +++ b/drivers/infiniband/hw/mlx5/devx.c @@ -723,6 +723,7 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_OBJ_CREATE)( attrs, MLX5_IB_ATTR_DEVX_OBJ_CREATE_HANDLE); struct mlx5_ib_ucontext *c = to_mucontext(uobj->context); struct mlx5_ib_dev *dev = to_mdev(c->ibucontext.device); + u32 out[MLX5_ST_SZ_DW(general_obj_out_cmd_hdr)]; struct devx_obj *obj; int err; @@ -754,10 +755,12 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_DEVX_OBJ_CREATE)( err = uverbs_copy_to(attrs, MLX5_IB_ATTR_DEVX_OBJ_CREATE_CMD_OUT, cmd_out, cmd_out_len); if (err) - goto obj_free; + goto obj_destroy; return 0; +obj_destroy: + mlx5_cmd_exec(obj->mdev, obj->dinbox, obj->dinlen, out, sizeof(out)); obj_free: kfree(obj); return err; diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index 444d16520506..0b34e909505f 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -2951,7 +2951,7 @@ static int srp_reset_device(struct scsi_cmnd *scmnd) { struct srp_target_port *target = host_to_target(scmnd->device->host); struct srp_rdma_ch *ch; - int i; + int i, j; u8 status; shost_printk(KERN_ERR, target->scsi_host, "SRP reset_device called\n"); @@ -2965,8 +2965,8 @@ static int srp_reset_device(struct scsi_cmnd *scmnd) for (i = 0; i < target->ch_count; i++) { ch = &target->ch[i]; - for (i = 0; i < target->req_ring_size; ++i) { - struct srp_request *req = &ch->req_ring[i]; + for (j = 0; j < target->req_ring_size; ++j) { + struct srp_request *req = &ch->req_ring[j]; srp_finish_req(ch, req, scmnd->device, DID_RESET << 16); } diff --git a/drivers/input/keyboard/atakbd.c b/drivers/input/keyboard/atakbd.c index 6f62da2909ec..6caee807cafa 100644 --- a/drivers/input/keyboard/atakbd.c +++ b/drivers/input/keyboard/atakbd.c @@ -75,8 +75,7 @@ MODULE_LICENSE("GPL"); */ -static unsigned char atakbd_keycode[0x72] = { /* American layout */ - [0] = KEY_GRAVE, +static unsigned char atakbd_keycode[0x73] = { /* American layout */ [1] = KEY_ESC, [2] = KEY_1, [3] = KEY_2, @@ -117,9 +116,9 @@ static unsigned char atakbd_keycode[0x72] = { /* American layout */ [38] = KEY_L, [39] = KEY_SEMICOLON, [40] = KEY_APOSTROPHE, - [41] = KEY_BACKSLASH, /* FIXME, '#' */ + [41] = KEY_GRAVE, [42] = KEY_LEFTSHIFT, - [43] = KEY_GRAVE, /* FIXME: '~' */ + [43] = KEY_BACKSLASH, [44] = KEY_Z, [45] = KEY_X, [46] = KEY_C, @@ -145,45 +144,34 @@ static unsigned char atakbd_keycode[0x72] = { /* American layout */ [66] = KEY_F8, [67] = KEY_F9, [68] = KEY_F10, - [69] = KEY_ESC, - [70] = KEY_DELETE, - [71] = KEY_KP7, - [72] = KEY_KP8, - [73] = KEY_KP9, + [71] = KEY_HOME, + [72] = KEY_UP, [74] = KEY_KPMINUS, - [75] = KEY_KP4, - [76] = KEY_KP5, - [77] = KEY_KP6, + [75] = KEY_LEFT, + [77] = KEY_RIGHT, [78] = KEY_KPPLUS, - [79] = KEY_KP1, - [80] = KEY_KP2, - [81] = KEY_KP3, - [82] = KEY_KP0, - [83] = KEY_KPDOT, - [90] = KEY_KPLEFTPAREN, - [91] = KEY_KPRIGHTPAREN, - [92] = KEY_KPASTERISK, /* FIXME */ - [93] = KEY_KPASTERISK, - [94] = KEY_KPPLUS, - [95] = KEY_HELP, + [80] = KEY_DOWN, + [82] = KEY_INSERT, + [83] = KEY_DELETE, [96] = KEY_102ND, - [97] = KEY_KPASTERISK, /* FIXME */ - [98] = KEY_KPSLASH, + [97] = KEY_UNDO, + [98] = KEY_HELP, [99] = KEY_KPLEFTPAREN, [100] = KEY_KPRIGHTPAREN, [101] = KEY_KPSLASH, [102] = KEY_KPASTERISK, - [103] = KEY_UP, - [104] = KEY_KPASTERISK, /* FIXME */ - [105] = KEY_LEFT, - [106] = KEY_RIGHT, - [107] = KEY_KPASTERISK, /* FIXME */ - [108] = KEY_DOWN, - [109] = KEY_KPASTERISK, /* FIXME */ - [110] = KEY_KPASTERISK, /* FIXME */ - [111] = KEY_KPASTERISK, /* FIXME */ - [112] = KEY_KPASTERISK, /* FIXME */ - [113] = KEY_KPASTERISK /* FIXME */ + [103] = KEY_KP7, + [104] = KEY_KP8, + [105] = KEY_KP9, + [106] = KEY_KP4, + [107] = KEY_KP5, + [108] = KEY_KP6, + [109] = KEY_KP1, + [110] = KEY_KP2, + [111] = KEY_KP3, + [112] = KEY_KP0, + [113] = KEY_KPDOT, + [114] = KEY_KPENTER, }; static struct input_dev *atakbd_dev; @@ -191,21 +179,15 @@ static struct input_dev *atakbd_dev; static void atakbd_interrupt(unsigned char scancode, char down) { - if (scancode < 0x72) { /* scancodes < 0xf2 are keys */ + if (scancode < 0x73) { /* scancodes < 0xf3 are keys */ // report raw events here? scancode = atakbd_keycode[scancode]; - if (scancode == KEY_CAPSLOCK) { /* CapsLock is a toggle switch key on Amiga */ - input_report_key(atakbd_dev, scancode, 1); - input_report_key(atakbd_dev, scancode, 0); - input_sync(atakbd_dev); - } else { - input_report_key(atakbd_dev, scancode, down); - input_sync(atakbd_dev); - } - } else /* scancodes >= 0xf2 are mouse data, most likely */ + input_report_key(atakbd_dev, scancode, down); + input_sync(atakbd_dev); + } else /* scancodes >= 0xf3 are mouse data, most likely */ printk(KERN_INFO "atakbd: unhandled scancode %x\n", scancode); return; diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c index 96a887f33698..eb14ddf69346 100644 --- a/drivers/input/misc/uinput.c +++ b/drivers/input/misc/uinput.c @@ -410,7 +410,7 @@ static int uinput_validate_absinfo(struct input_dev *dev, unsigned int code, min = abs->minimum; max = abs->maximum; - if ((min != 0 || max != 0) && max <= min) { + if ((min != 0 || max != 0) && max < min) { printk(KERN_DEBUG "%s: invalid abs[%02x] min:%d max:%d\n", UINPUT_NAME, code, min, max); diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c index 44f57cf6675b..2d95e8d93cc7 100644 --- a/drivers/input/mouse/elantech.c +++ b/drivers/input/mouse/elantech.c @@ -1178,6 +1178,8 @@ static const struct dmi_system_id elantech_dmi_has_middle_button[] = { static const char * const middle_button_pnp_ids[] = { "LEN2131", /* ThinkPad P52 w/ NFC */ "LEN2132", /* ThinkPad P52 */ + "LEN2133", /* ThinkPad P72 w/ NFC */ + "LEN2134", /* ThinkPad P72 */ NULL }; diff --git a/drivers/input/touchscreen/egalax_ts.c b/drivers/input/touchscreen/egalax_ts.c index 80e69bb8283e..83ac8c128192 100644 --- a/drivers/input/touchscreen/egalax_ts.c +++ b/drivers/input/touchscreen/egalax_ts.c @@ -241,6 +241,9 @@ static int __maybe_unused egalax_ts_suspend(struct device *dev) struct i2c_client *client = to_i2c_client(dev); int ret; + if (device_may_wakeup(dev)) + return enable_irq_wake(client->irq); + ret = i2c_master_send(client, suspend_cmd, MAX_I2C_DATA_LEN); return ret > 0 ? 0 : ret; } @@ -249,6 +252,9 @@ static int __maybe_unused egalax_ts_resume(struct device *dev) { struct i2c_client *client = to_i2c_client(dev); + if (device_may_wakeup(dev)) + return disable_irq_wake(client->irq); + return egalax_wake_up_device(client); } diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 4e04fff23977..73e47d93e7a0 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -246,7 +246,13 @@ static u16 get_alias(struct device *dev) /* The callers make sure that get_device_id() does not fail here */ devid = get_device_id(dev); + + /* For ACPI HID devices, we simply return the devid as such */ + if (!dev_is_pci(dev)) + return devid; + ivrs_alias = amd_iommu_alias_table[devid]; + pci_for_each_dma_alias(pdev, __last_alias, &pci_alias); if (ivrs_alias == pci_alias) diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 5f3f10cf9d9d..bedc801b06a0 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -2540,9 +2540,9 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu, if (dev && dev_is_pci(dev) && info->pasid_supported) { ret = intel_pasid_alloc_table(dev); if (ret) { - __dmar_remove_one_dev_info(info); - spin_unlock_irqrestore(&device_domain_lock, flags); - return NULL; + pr_warn("No pasid table for %s, pasid disabled\n", + dev_name(dev)); + info->pasid_supported = 0; } } spin_unlock_irqrestore(&device_domain_lock, flags); diff --git a/drivers/iommu/intel-pasid.h b/drivers/iommu/intel-pasid.h index 1c05ed6fc5a5..1fb5e12b029a 100644 --- a/drivers/iommu/intel-pasid.h +++ b/drivers/iommu/intel-pasid.h @@ -11,7 +11,7 @@ #define __INTEL_PASID_H #define PASID_MIN 0x1 -#define PASID_MAX 0x100000 +#define PASID_MAX 0x20000 struct pasid_entry { u64 val; diff --git a/drivers/iommu/rockchip-iommu.c b/drivers/iommu/rockchip-iommu.c index 258115b10fa9..ad3e2b97469e 100644 --- a/drivers/iommu/rockchip-iommu.c +++ b/drivers/iommu/rockchip-iommu.c @@ -1241,6 +1241,12 @@ err_unprepare_clocks: static void rk_iommu_shutdown(struct platform_device *pdev) { + struct rk_iommu *iommu = platform_get_drvdata(pdev); + int i = 0, irq; + + while ((irq = platform_get_irq(pdev, i++)) != -ENXIO) + devm_free_irq(iommu->dev, irq, iommu); + pm_runtime_force_suspend(&pdev->dev); } diff --git a/drivers/md/bcache/bcache.h b/drivers/md/bcache/bcache.h index 83504dd8100a..954dad29e6e8 100644 --- a/drivers/md/bcache/bcache.h +++ b/drivers/md/bcache/bcache.h @@ -965,6 +965,7 @@ void bch_prio_write(struct cache *ca); void bch_write_bdev_super(struct cached_dev *dc, struct closure *parent); extern struct workqueue_struct *bcache_wq; +extern struct workqueue_struct *bch_journal_wq; extern struct mutex bch_register_lock; extern struct list_head bch_cache_sets; diff --git a/drivers/md/bcache/journal.c b/drivers/md/bcache/journal.c index 6116bbf870d8..522c7426f3a0 100644 --- a/drivers/md/bcache/journal.c +++ b/drivers/md/bcache/journal.c @@ -485,7 +485,7 @@ static void do_journal_discard(struct cache *ca) closure_get(&ca->set->cl); INIT_WORK(&ja->discard_work, journal_discard_work); - schedule_work(&ja->discard_work); + queue_work(bch_journal_wq, &ja->discard_work); } } @@ -592,7 +592,7 @@ static void journal_write_done(struct closure *cl) : &j->w[0]; __closure_wake_up(&w->wait); - continue_at_nobarrier(cl, journal_write, system_wq); + continue_at_nobarrier(cl, journal_write, bch_journal_wq); } static void journal_write_unlock(struct closure *cl) @@ -627,7 +627,7 @@ static void journal_write_unlocked(struct closure *cl) spin_unlock(&c->journal.lock); btree_flush_write(c); - continue_at(cl, journal_write, system_wq); + continue_at(cl, journal_write, bch_journal_wq); return; } diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index 94c756c66bd7..30ba9aeb5ee8 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -47,6 +47,7 @@ static int bcache_major; static DEFINE_IDA(bcache_device_idx); static wait_queue_head_t unregister_wait; struct workqueue_struct *bcache_wq; +struct workqueue_struct *bch_journal_wq; #define BTREE_MAX_PAGES (256 * 1024 / PAGE_SIZE) /* limitation of partitions number on single bcache device */ @@ -2341,6 +2342,9 @@ static void bcache_exit(void) kobject_put(bcache_kobj); if (bcache_wq) destroy_workqueue(bcache_wq); + if (bch_journal_wq) + destroy_workqueue(bch_journal_wq); + if (bcache_major) unregister_blkdev(bcache_major, "bcache"); unregister_reboot_notifier(&reboot); @@ -2370,6 +2374,10 @@ static int __init bcache_init(void) if (!bcache_wq) goto err; + bch_journal_wq = alloc_workqueue("bch_journal", WQ_MEM_RECLAIM, 0); + if (!bch_journal_wq) + goto err; + bcache_kobj = kobject_create_and_add("bcache", fs_kobj); if (!bcache_kobj) goto err; diff --git a/drivers/media/i2c/mt9v111.c b/drivers/media/i2c/mt9v111.c index b5410aeb5fe2..bb41bea950ac 100644 --- a/drivers/media/i2c/mt9v111.c +++ b/drivers/media/i2c/mt9v111.c @@ -1159,41 +1159,21 @@ static int mt9v111_probe(struct i2c_client *client) V4L2_CID_AUTO_WHITE_BALANCE, 0, 1, 1, V4L2_WHITE_BALANCE_AUTO); - if (IS_ERR_OR_NULL(mt9v111->auto_awb)) { - ret = PTR_ERR(mt9v111->auto_awb); - goto error_free_ctrls; - } - mt9v111->auto_exp = v4l2_ctrl_new_std_menu(&mt9v111->ctrls, &mt9v111_ctrl_ops, V4L2_CID_EXPOSURE_AUTO, V4L2_EXPOSURE_MANUAL, 0, V4L2_EXPOSURE_AUTO); - if (IS_ERR_OR_NULL(mt9v111->auto_exp)) { - ret = PTR_ERR(mt9v111->auto_exp); - goto error_free_ctrls; - } - - /* Initialize timings */ mt9v111->hblank = v4l2_ctrl_new_std(&mt9v111->ctrls, &mt9v111_ctrl_ops, V4L2_CID_HBLANK, MT9V111_CORE_R05_MIN_HBLANK, MT9V111_CORE_R05_MAX_HBLANK, 1, MT9V111_CORE_R05_DEF_HBLANK); - if (IS_ERR_OR_NULL(mt9v111->hblank)) { - ret = PTR_ERR(mt9v111->hblank); - goto error_free_ctrls; - } - mt9v111->vblank = v4l2_ctrl_new_std(&mt9v111->ctrls, &mt9v111_ctrl_ops, V4L2_CID_VBLANK, MT9V111_CORE_R06_MIN_VBLANK, MT9V111_CORE_R06_MAX_VBLANK, 1, MT9V111_CORE_R06_DEF_VBLANK); - if (IS_ERR_OR_NULL(mt9v111->vblank)) { - ret = PTR_ERR(mt9v111->vblank); - goto error_free_ctrls; - } /* PIXEL_RATE is fixed: just expose it to user space. */ v4l2_ctrl_new_std(&mt9v111->ctrls, &mt9v111_ctrl_ops, @@ -1201,6 +1181,10 @@ static int mt9v111_probe(struct i2c_client *client) DIV_ROUND_CLOSEST(mt9v111->sysclk, 2), 1, DIV_ROUND_CLOSEST(mt9v111->sysclk, 2)); + if (mt9v111->ctrls.error) { + ret = mt9v111->ctrls.error; + goto error_free_ctrls; + } mt9v111->sd.ctrl_handler = &mt9v111->ctrls; /* Start with default configuration: 640x480 UYVY. */ @@ -1226,26 +1210,27 @@ static int mt9v111_probe(struct i2c_client *client) mt9v111->pad.flags = MEDIA_PAD_FL_SOURCE; ret = media_entity_pads_init(&mt9v111->sd.entity, 1, &mt9v111->pad); if (ret) - goto error_free_ctrls; + goto error_free_entity; #endif ret = mt9v111_chip_probe(mt9v111); if (ret) - goto error_free_ctrls; + goto error_free_entity; ret = v4l2_async_register_subdev(&mt9v111->sd); if (ret) - goto error_free_ctrls; + goto error_free_entity; return 0; -error_free_ctrls: - v4l2_ctrl_handler_free(&mt9v111->ctrls); - +error_free_entity: #if IS_ENABLED(CONFIG_MEDIA_CONTROLLER) media_entity_cleanup(&mt9v111->sd.entity); #endif +error_free_ctrls: + v4l2_ctrl_handler_free(&mt9v111->ctrls); + mutex_destroy(&mt9v111->pwr_mutex); mutex_destroy(&mt9v111->stream_mutex); @@ -1259,12 +1244,12 @@ static int mt9v111_remove(struct i2c_client *client) v4l2_async_unregister_subdev(sd); - v4l2_ctrl_handler_free(&mt9v111->ctrls); - #if IS_ENABLED(CONFIG_MEDIA_CONTROLLER) media_entity_cleanup(&sd->entity); #endif + v4l2_ctrl_handler_free(&mt9v111->ctrls); + mutex_destroy(&mt9v111->pwr_mutex); mutex_destroy(&mt9v111->stream_mutex); diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig index 94c1fe0e9787..54fe90acb5b2 100644 --- a/drivers/media/platform/Kconfig +++ b/drivers/media/platform/Kconfig @@ -541,6 +541,8 @@ config VIDEO_CROS_EC_CEC depends on MFD_CROS_EC select CEC_CORE select CEC_NOTIFIER + select CHROME_PLATFORMS + select CROS_EC_PROTO ---help--- If you say yes here you will get support for the ChromeOS Embedded Controller's CEC. diff --git a/drivers/media/platform/qcom/camss/camss-csid.c b/drivers/media/platform/qcom/camss/camss-csid.c index 729b31891466..a5ae85674ffb 100644 --- a/drivers/media/platform/qcom/camss/camss-csid.c +++ b/drivers/media/platform/qcom/camss/camss-csid.c @@ -10,6 +10,7 @@ #include <linux/clk.h> #include <linux/completion.h> #include <linux/interrupt.h> +#include <linux/io.h> #include <linux/kernel.h> #include <linux/of.h> #include <linux/platform_device.h> diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c index c832539397d7..12bce391d71f 100644 --- a/drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c +++ b/drivers/media/platform/qcom/camss/camss-csiphy-2ph-1-0.c @@ -12,6 +12,7 @@ #include <linux/delay.h> #include <linux/interrupt.h> +#include <linux/io.h> #define CAMSS_CSI_PHY_LNn_CFG2(n) (0x004 + 0x40 * (n)) #define CAMSS_CSI_PHY_LNn_CFG3(n) (0x008 + 0x40 * (n)) diff --git a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c index bcd0dfd33618..2e65caf1ecae 100644 --- a/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c +++ b/drivers/media/platform/qcom/camss/camss-csiphy-3ph-1-0.c @@ -12,6 +12,7 @@ #include <linux/delay.h> #include <linux/interrupt.h> +#include <linux/io.h> #define CSIPHY_3PH_LNn_CFG1(n) (0x000 + 0x100 * (n)) #define CSIPHY_3PH_LNn_CFG1_SWI_REC_DLY_PRG (BIT(7) | BIT(6)) diff --git a/drivers/media/platform/qcom/camss/camss-csiphy.c b/drivers/media/platform/qcom/camss/camss-csiphy.c index 4559f3b1b38c..008afb85023b 100644 --- a/drivers/media/platform/qcom/camss/camss-csiphy.c +++ b/drivers/media/platform/qcom/camss/camss-csiphy.c @@ -10,6 +10,7 @@ #include <linux/clk.h> #include <linux/delay.h> #include <linux/interrupt.h> +#include <linux/io.h> #include <linux/kernel.h> #include <linux/of.h> #include <linux/platform_device.h> diff --git a/drivers/media/platform/qcom/camss/camss-ispif.c b/drivers/media/platform/qcom/camss/camss-ispif.c index 7f269021d08c..1f33b4eb198c 100644 --- a/drivers/media/platform/qcom/camss/camss-ispif.c +++ b/drivers/media/platform/qcom/camss/camss-ispif.c @@ -10,6 +10,7 @@ #include <linux/clk.h> #include <linux/completion.h> #include <linux/interrupt.h> +#include <linux/io.h> #include <linux/iopoll.h> #include <linux/kernel.h> #include <linux/mutex.h> @@ -1076,8 +1077,8 @@ int msm_ispif_subdev_init(struct ispif_device *ispif, else return -EINVAL; - ispif->line = kcalloc(ispif->line_num, sizeof(*ispif->line), - GFP_KERNEL); + ispif->line = devm_kcalloc(dev, ispif->line_num, sizeof(*ispif->line), + GFP_KERNEL); if (!ispif->line) return -ENOMEM; diff --git a/drivers/media/platform/qcom/camss/camss-vfe-4-1.c b/drivers/media/platform/qcom/camss/camss-vfe-4-1.c index da3a9fed9f2d..174a36be6f5d 100644 --- a/drivers/media/platform/qcom/camss/camss-vfe-4-1.c +++ b/drivers/media/platform/qcom/camss/camss-vfe-4-1.c @@ -9,6 +9,7 @@ */ #include <linux/interrupt.h> +#include <linux/io.h> #include <linux/iopoll.h> #include "camss-vfe.h" diff --git a/drivers/media/platform/qcom/camss/camss-vfe-4-7.c b/drivers/media/platform/qcom/camss/camss-vfe-4-7.c index 4c584bffd179..0dca8bf9281e 100644 --- a/drivers/media/platform/qcom/camss/camss-vfe-4-7.c +++ b/drivers/media/platform/qcom/camss/camss-vfe-4-7.c @@ -9,6 +9,7 @@ */ #include <linux/interrupt.h> +#include <linux/io.h> #include <linux/iopoll.h> #include "camss-vfe.h" diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c index dcc0c30ef1b1..669615fff6a0 100644 --- a/drivers/media/platform/qcom/camss/camss.c +++ b/drivers/media/platform/qcom/camss/camss.c @@ -848,17 +848,18 @@ static int camss_probe(struct platform_device *pdev) return -EINVAL; } - camss->csiphy = kcalloc(camss->csiphy_num, sizeof(*camss->csiphy), - GFP_KERNEL); + camss->csiphy = devm_kcalloc(dev, camss->csiphy_num, + sizeof(*camss->csiphy), GFP_KERNEL); if (!camss->csiphy) return -ENOMEM; - camss->csid = kcalloc(camss->csid_num, sizeof(*camss->csid), - GFP_KERNEL); + camss->csid = devm_kcalloc(dev, camss->csid_num, sizeof(*camss->csid), + GFP_KERNEL); if (!camss->csid) return -ENOMEM; - camss->vfe = kcalloc(camss->vfe_num, sizeof(*camss->vfe), GFP_KERNEL); + camss->vfe = devm_kcalloc(dev, camss->vfe_num, sizeof(*camss->vfe), + GFP_KERNEL); if (!camss->vfe) return -ENOMEM; @@ -993,12 +994,12 @@ static const struct of_device_id camss_dt_match[] = { MODULE_DEVICE_TABLE(of, camss_dt_match); -static int camss_runtime_suspend(struct device *dev) +static int __maybe_unused camss_runtime_suspend(struct device *dev) { return 0; } -static int camss_runtime_resume(struct device *dev) +static int __maybe_unused camss_runtime_resume(struct device *dev) { return 0; } diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c index 666d319d3d1a..1f6c1eefe389 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.c +++ b/drivers/media/usb/dvb-usb-v2/af9035.c @@ -402,8 +402,10 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap, if (msg[0].addr == state->af9033_i2c_addr[1]) reg |= 0x100000; - ret = af9035_wr_regs(d, reg, &msg[0].buf[3], - msg[0].len - 3); + ret = (msg[0].len >= 3) ? af9035_wr_regs(d, reg, + &msg[0].buf[3], + msg[0].len - 3) + : -EOPNOTSUPP; } else { /* I2C write */ u8 buf[MAX_XFER_SIZE]; diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index a764a83f99da..0d87e11e7f1d 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -971,16 +971,13 @@ static void bond_poll_controller(struct net_device *bond_dev) struct slave *slave = NULL; struct list_head *iter; struct ad_info ad_info; - struct netpoll_info *ni; - const struct net_device_ops *ops; if (BOND_MODE(bond) == BOND_MODE_8023AD) if (bond_3ad_get_active_agg_info(bond, &ad_info)) return; bond_for_each_slave_rcu(bond, slave, iter) { - ops = slave->dev->netdev_ops; - if (!bond_slave_is_up(slave) || !ops->ndo_poll_controller) + if (!bond_slave_is_up(slave)) continue; if (BOND_MODE(bond) == BOND_MODE_8023AD) { @@ -992,11 +989,7 @@ static void bond_poll_controller(struct net_device *bond_dev) continue; } - ni = rcu_dereference_bh(slave->dev->npinfo); - if (down_trylock(&ni->dev_lock)) - continue; - ops->ndo_poll_controller(slave->dev); - up(&ni->dev_lock); + netpoll_poll_dev(slave->dev); } } diff --git a/drivers/net/ethernet/apple/bmac.c b/drivers/net/ethernet/apple/bmac.c index 024998d6d8c6..6a8e2567f2bd 100644 --- a/drivers/net/ethernet/apple/bmac.c +++ b/drivers/net/ethernet/apple/bmac.c @@ -154,7 +154,7 @@ static irqreturn_t bmac_txdma_intr(int irq, void *dev_id); static irqreturn_t bmac_rxdma_intr(int irq, void *dev_id); static void bmac_set_timeout(struct net_device *dev); static void bmac_tx_timeout(struct timer_list *t); -static int bmac_output(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t bmac_output(struct sk_buff *skb, struct net_device *dev); static void bmac_start(struct net_device *dev); #define DBDMA_SET(x) ( ((x) | (x) << 16) ) @@ -1456,7 +1456,7 @@ bmac_start(struct net_device *dev) spin_unlock_irqrestore(&bp->lock, flags); } -static int +static netdev_tx_t bmac_output(struct sk_buff *skb, struct net_device *dev) { struct bmac_data *bp = netdev_priv(dev); diff --git a/drivers/net/ethernet/apple/mace.c b/drivers/net/ethernet/apple/mace.c index 0b5429d76bcf..68b9ee489489 100644 --- a/drivers/net/ethernet/apple/mace.c +++ b/drivers/net/ethernet/apple/mace.c @@ -78,7 +78,7 @@ struct mace_data { static int mace_open(struct net_device *dev); static int mace_close(struct net_device *dev); -static int mace_xmit_start(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t mace_xmit_start(struct sk_buff *skb, struct net_device *dev); static void mace_set_multicast(struct net_device *dev); static void mace_reset(struct net_device *dev); static int mace_set_address(struct net_device *dev, void *addr); @@ -525,7 +525,7 @@ static inline void mace_set_timeout(struct net_device *dev) mp->timeout_active = 1; } -static int mace_xmit_start(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t mace_xmit_start(struct sk_buff *skb, struct net_device *dev) { struct mace_data *mp = netdev_priv(dev); volatile struct dbdma_regs __iomem *td = mp->tx_dma; diff --git a/drivers/net/ethernet/apple/macmace.c b/drivers/net/ethernet/apple/macmace.c index 137cbb470af2..376f2c2613e7 100644 --- a/drivers/net/ethernet/apple/macmace.c +++ b/drivers/net/ethernet/apple/macmace.c @@ -89,7 +89,7 @@ struct mace_frame { static int mace_open(struct net_device *dev); static int mace_close(struct net_device *dev); -static int mace_xmit_start(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t mace_xmit_start(struct sk_buff *skb, struct net_device *dev); static void mace_set_multicast(struct net_device *dev); static int mace_set_address(struct net_device *dev, void *addr); static void mace_reset(struct net_device *dev); @@ -444,7 +444,7 @@ static int mace_close(struct net_device *dev) * Transmit a frame */ -static int mace_xmit_start(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t mace_xmit_start(struct sk_buff *skb, struct net_device *dev) { struct mace_data *mp = netdev_priv(dev); unsigned long flags; diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c index b5f1f62e8e25..d1e1a0ba8615 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c @@ -225,9 +225,10 @@ int aq_ring_rx_clean(struct aq_ring_s *self, } /* for single fragment packets use build_skb() */ - if (buff->is_eop) { + if (buff->is_eop && + buff->len <= AQ_CFG_RX_FRAME_MAX - AQ_SKB_ALIGN) { skb = build_skb(page_address(buff->page), - buff->len + AQ_SKB_ALIGN); + AQ_CFG_RX_FRAME_MAX); if (unlikely(!skb)) { err = -ENOMEM; goto err_exit; @@ -247,18 +248,21 @@ int aq_ring_rx_clean(struct aq_ring_s *self, buff->len - ETH_HLEN, SKB_TRUESIZE(buff->len - ETH_HLEN)); - for (i = 1U, next_ = buff->next, - buff_ = &self->buff_ring[next_]; true; - next_ = buff_->next, - buff_ = &self->buff_ring[next_], ++i) { - skb_add_rx_frag(skb, i, buff_->page, 0, - buff_->len, - SKB_TRUESIZE(buff->len - - ETH_HLEN)); - buff_->is_cleaned = 1; - - if (buff_->is_eop) - break; + if (!buff->is_eop) { + for (i = 1U, next_ = buff->next, + buff_ = &self->buff_ring[next_]; + true; next_ = buff_->next, + buff_ = &self->buff_ring[next_], ++i) { + skb_add_rx_frag(skb, i, + buff_->page, 0, + buff_->len, + SKB_TRUESIZE(buff->len - + ETH_HLEN)); + buff_->is_cleaned = 1; + + if (buff_->is_eop) + break; + } } } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 71362b7f6040..fcc2328bb0d9 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -12894,19 +12894,6 @@ static int bnx2x_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) } } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void poll_bnx2x(struct net_device *dev) -{ - struct bnx2x *bp = netdev_priv(dev); - int i; - - for_each_eth_queue(bp, i) { - struct bnx2x_fastpath *fp = &bp->fp[i]; - napi_schedule(&bnx2x_fp(bp, fp->index, napi)); - } -} -#endif - static int bnx2x_validate_addr(struct net_device *dev) { struct bnx2x *bp = netdev_priv(dev); @@ -13113,9 +13100,6 @@ static const struct net_device_ops bnx2x_netdev_ops = { .ndo_tx_timeout = bnx2x_tx_timeout, .ndo_vlan_rx_add_vid = bnx2x_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = bnx2x_vlan_rx_kill_vid, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = poll_bnx2x, -#endif .ndo_setup_tc = __bnx2x_setup_tc, #ifdef CONFIG_BNX2X_SRIOV .ndo_set_vf_mac = bnx2x_set_vf_mac, diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 177587f9c3f1..61957b0bbd8c 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -7672,21 +7672,6 @@ static void bnxt_tx_timeout(struct net_device *dev) bnxt_queue_sp_work(bp); } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void bnxt_poll_controller(struct net_device *dev) -{ - struct bnxt *bp = netdev_priv(dev); - int i; - - /* Only process tx rings/combined rings in netpoll mode. */ - for (i = 0; i < bp->tx_nr_rings; i++) { - struct bnxt_tx_ring_info *txr = &bp->tx_ring[i]; - - napi_schedule(&txr->bnapi->napi); - } -} -#endif - static void bnxt_timer(struct timer_list *t) { struct bnxt *bp = from_timer(bp, t, timer); @@ -8520,9 +8505,6 @@ static const struct net_device_ops bnxt_netdev_ops = { .ndo_set_vf_spoofchk = bnxt_set_vf_spoofchk, .ndo_set_vf_trust = bnxt_set_vf_trust, #endif -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = bnxt_poll_controller, -#endif .ndo_setup_tc = bnxt_setup_tc, #ifdef CONFIG_RFS_ACCEL .ndo_rx_flow_steer = bnxt_rx_flow_steer, diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c index f3b9fbcc705b..790c684f08ab 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c @@ -46,6 +46,9 @@ static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg, } } + if (i == ARRAY_SIZE(nvm_params)) + return -EOPNOTSUPP; + if (nvm_param.dir_type == BNXT_NVM_PORT_CFG) idx = bp->pf.port_id; else if (nvm_param.dir_type == BNXT_NVM_FUNC_CFG) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c index 092c817f8f11..e1594c9df4c6 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_tc.c @@ -75,17 +75,23 @@ static int bnxt_tc_parse_redir(struct bnxt *bp, return 0; } -static void bnxt_tc_parse_vlan(struct bnxt *bp, - struct bnxt_tc_actions *actions, - const struct tc_action *tc_act) +static int bnxt_tc_parse_vlan(struct bnxt *bp, + struct bnxt_tc_actions *actions, + const struct tc_action *tc_act) { - if (tcf_vlan_action(tc_act) == TCA_VLAN_ACT_POP) { + switch (tcf_vlan_action(tc_act)) { + case TCA_VLAN_ACT_POP: actions->flags |= BNXT_TC_ACTION_FLAG_POP_VLAN; - } else if (tcf_vlan_action(tc_act) == TCA_VLAN_ACT_PUSH) { + break; + case TCA_VLAN_ACT_PUSH: actions->flags |= BNXT_TC_ACTION_FLAG_PUSH_VLAN; actions->push_vlan_tci = htons(tcf_vlan_push_vid(tc_act)); actions->push_vlan_tpid = tcf_vlan_push_proto(tc_act); + break; + default: + return -EOPNOTSUPP; } + return 0; } static int bnxt_tc_parse_tunnel_set(struct bnxt *bp, @@ -134,7 +140,9 @@ static int bnxt_tc_parse_actions(struct bnxt *bp, /* Push/pop VLAN */ if (is_tcf_vlan(tc_act)) { - bnxt_tc_parse_vlan(bp, actions, tc_act); + rc = bnxt_tc_parse_vlan(bp, actions, tc_act); + if (rc) + return rc; continue; } diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h b/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h index b8f75a22fb6c..f152da1ce046 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_msg.h @@ -753,7 +753,6 @@ struct cpl_abort_req_rss { }; struct cpl_abort_req_rss6 { - WR_HDR; union opcode_tid ot; __be32 srqidx_status; }; diff --git a/drivers/net/ethernet/cirrus/ep93xx_eth.c b/drivers/net/ethernet/cirrus/ep93xx_eth.c index e2a702996db4..13dfdfca49fc 100644 --- a/drivers/net/ethernet/cirrus/ep93xx_eth.c +++ b/drivers/net/ethernet/cirrus/ep93xx_eth.c @@ -332,7 +332,7 @@ static int ep93xx_poll(struct napi_struct *napi, int budget) return rx; } -static int ep93xx_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t ep93xx_xmit(struct sk_buff *skb, struct net_device *dev) { struct ep93xx_priv *ep = netdev_priv(dev); struct ep93xx_tdesc *txd; diff --git a/drivers/net/ethernet/cirrus/mac89x0.c b/drivers/net/ethernet/cirrus/mac89x0.c index 3f8fe8fd79cc..6324e80960c3 100644 --- a/drivers/net/ethernet/cirrus/mac89x0.c +++ b/drivers/net/ethernet/cirrus/mac89x0.c @@ -113,7 +113,7 @@ struct net_local { /* Index to functions, as function prototypes. */ static int net_open(struct net_device *dev); -static int net_send_packet(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t net_send_packet(struct sk_buff *skb, struct net_device *dev); static irqreturn_t net_interrupt(int irq, void *dev_id); static void set_multicast_list(struct net_device *dev); static void net_rx(struct net_device *dev); @@ -324,7 +324,7 @@ net_open(struct net_device *dev) return 0; } -static int +static netdev_tx_t net_send_packet(struct sk_buff *skb, struct net_device *dev) { struct net_local *lp = netdev_priv(dev); diff --git a/drivers/net/ethernet/i825xx/ether1.c b/drivers/net/ethernet/i825xx/ether1.c index dc983450354b..35f6291a3672 100644 --- a/drivers/net/ethernet/i825xx/ether1.c +++ b/drivers/net/ethernet/i825xx/ether1.c @@ -64,7 +64,8 @@ static unsigned int net_debug = NET_DEBUG; #define RX_AREA_END 0x0fc00 static int ether1_open(struct net_device *dev); -static int ether1_sendpacket(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t ether1_sendpacket(struct sk_buff *skb, + struct net_device *dev); static irqreturn_t ether1_interrupt(int irq, void *dev_id); static int ether1_close(struct net_device *dev); static void ether1_setmulticastlist(struct net_device *dev); @@ -667,7 +668,7 @@ ether1_timeout(struct net_device *dev) netif_wake_queue(dev); } -static int +static netdev_tx_t ether1_sendpacket (struct sk_buff *skb, struct net_device *dev) { int tmp, tst, nopaddr, txaddr, tbdaddr, dataddr; diff --git a/drivers/net/ethernet/i825xx/lib82596.c b/drivers/net/ethernet/i825xx/lib82596.c index f00a1dc2128c..2f7ae118217f 100644 --- a/drivers/net/ethernet/i825xx/lib82596.c +++ b/drivers/net/ethernet/i825xx/lib82596.c @@ -347,7 +347,7 @@ static const char init_setup[] = 0x7f /* *multi IA */ }; static int i596_open(struct net_device *dev); -static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t i596_start_xmit(struct sk_buff *skb, struct net_device *dev); static irqreturn_t i596_interrupt(int irq, void *dev_id); static int i596_close(struct net_device *dev); static void i596_add_cmd(struct net_device *dev, struct i596_cmd *cmd); @@ -966,7 +966,7 @@ static void i596_tx_timeout (struct net_device *dev) } -static int i596_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t i596_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct i596_private *lp = netdev_priv(dev); struct tx_cmd *tx_cmd; diff --git a/drivers/net/ethernet/i825xx/sun3_82586.c b/drivers/net/ethernet/i825xx/sun3_82586.c index 8bb15a8c2a40..1a86184d44c0 100644 --- a/drivers/net/ethernet/i825xx/sun3_82586.c +++ b/drivers/net/ethernet/i825xx/sun3_82586.c @@ -121,7 +121,8 @@ static int sun3_82586_probe1(struct net_device *dev,int ioaddr); static irqreturn_t sun3_82586_interrupt(int irq,void *dev_id); static int sun3_82586_open(struct net_device *dev); static int sun3_82586_close(struct net_device *dev); -static int sun3_82586_send_packet(struct sk_buff *,struct net_device *); +static netdev_tx_t sun3_82586_send_packet(struct sk_buff *, + struct net_device *); static struct net_device_stats *sun3_82586_get_stats(struct net_device *dev); static void set_multicast_list(struct net_device *dev); static void sun3_82586_timeout(struct net_device *dev); @@ -1002,7 +1003,8 @@ static void sun3_82586_timeout(struct net_device *dev) * send frame */ -static int sun3_82586_send_packet(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t +sun3_82586_send_packet(struct sk_buff *skb, struct net_device *dev) { int len,i; #ifndef NO_NOPCOMMANDS diff --git a/drivers/net/ethernet/ibm/emac/core.c b/drivers/net/ethernet/ibm/emac/core.c index 372664686309..129f4e9f38da 100644 --- a/drivers/net/ethernet/ibm/emac/core.c +++ b/drivers/net/ethernet/ibm/emac/core.c @@ -2677,12 +2677,17 @@ static int emac_init_phy(struct emac_instance *dev) if (of_phy_is_fixed_link(np)) { int res = emac_dt_mdio_probe(dev); - if (!res) { - res = of_phy_register_fixed_link(np); - if (res) - mdiobus_unregister(dev->mii_bus); + if (res) + return res; + + res = of_phy_register_fixed_link(np); + dev->phy_dev = of_phy_find_device(np); + if (res || !dev->phy_dev) { + mdiobus_unregister(dev->mii_bus); + return res ? res : -EINVAL; } - return res; + emac_adjust_link(dev->ndev); + put_device(&dev->phy_dev->mdio.dev); } return 0; } diff --git a/drivers/net/ethernet/intel/fm10k/fm10k.h b/drivers/net/ethernet/intel/fm10k/fm10k.h index a903a0ba45e1..7d42582ed48d 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k.h +++ b/drivers/net/ethernet/intel/fm10k/fm10k.h @@ -504,9 +504,6 @@ void fm10k_update_stats(struct fm10k_intfc *interface); void fm10k_service_event_schedule(struct fm10k_intfc *interface); void fm10k_macvlan_schedule(struct fm10k_intfc *interface); void fm10k_update_rx_drop_en(struct fm10k_intfc *interface); -#ifdef CONFIG_NET_POLL_CONTROLLER -void fm10k_netpoll(struct net_device *netdev); -#endif /* Netdev */ struct net_device *fm10k_alloc_netdev(const struct fm10k_info *info); diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c index 929f538d28bc..538a8467f434 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_netdev.c @@ -1648,9 +1648,6 @@ static const struct net_device_ops fm10k_netdev_ops = { .ndo_udp_tunnel_del = fm10k_udp_tunnel_del, .ndo_dfwd_add_station = fm10k_dfwd_add_station, .ndo_dfwd_del_station = fm10k_dfwd_del_station, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = fm10k_netpoll, -#endif .ndo_features_check = fm10k_features_check, }; diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c index 15071e4adb98..c859ababeed5 100644 --- a/drivers/net/ethernet/intel/fm10k/fm10k_pci.c +++ b/drivers/net/ethernet/intel/fm10k/fm10k_pci.c @@ -1210,28 +1210,6 @@ static irqreturn_t fm10k_msix_mbx_vf(int __always_unused irq, void *data) return IRQ_HANDLED; } -#ifdef CONFIG_NET_POLL_CONTROLLER -/** - * fm10k_netpoll - A Polling 'interrupt' handler - * @netdev: network interface device structure - * - * This is used by netconsole to send skbs without having to re-enable - * interrupts. It's not called while the normal interrupt routine is executing. - **/ -void fm10k_netpoll(struct net_device *netdev) -{ - struct fm10k_intfc *interface = netdev_priv(netdev); - int i; - - /* if interface is down do nothing */ - if (test_bit(__FM10K_DOWN, interface->state)) - return; - - for (i = 0; i < interface->num_q_vectors; i++) - fm10k_msix_clean_rings(0, interface->q_vector[i]); -} - -#endif #define FM10K_ERR_MSG(type) case (type): error = #type; break static void fm10k_handle_fault(struct fm10k_intfc *interface, int type, struct fm10k_fault *fault) diff --git a/drivers/net/ethernet/intel/i40evf/i40evf_main.c b/drivers/net/ethernet/intel/i40evf/i40evf_main.c index 5906c1c1d19d..fef6d892ed4c 100644 --- a/drivers/net/ethernet/intel/i40evf/i40evf_main.c +++ b/drivers/net/ethernet/intel/i40evf/i40evf_main.c @@ -396,29 +396,6 @@ static void i40evf_map_rings_to_vectors(struct i40evf_adapter *adapter) adapter->aq_required |= I40EVF_FLAG_AQ_MAP_VECTORS; } -#ifdef CONFIG_NET_POLL_CONTROLLER -/** - * i40evf_netpoll - A Polling 'interrupt' handler - * @netdev: network interface device structure - * - * This is used by netconsole to send skbs without having to re-enable - * interrupts. It's not called while the normal interrupt routine is executing. - **/ -static void i40evf_netpoll(struct net_device *netdev) -{ - struct i40evf_adapter *adapter = netdev_priv(netdev); - int q_vectors = adapter->num_msix_vectors - NONQ_VECS; - int i; - - /* if interface is down do nothing */ - if (test_bit(__I40E_VSI_DOWN, adapter->vsi.state)) - return; - - for (i = 0; i < q_vectors; i++) - i40evf_msix_clean_rings(0, &adapter->q_vectors[i]); -} - -#endif /** * i40evf_irq_affinity_notify - Callback for affinity changes * @notify: context as to what irq was changed @@ -3229,9 +3206,6 @@ static const struct net_device_ops i40evf_netdev_ops = { .ndo_features_check = i40evf_features_check, .ndo_fix_features = i40evf_fix_features, .ndo_set_features = i40evf_set_features, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = i40evf_netpoll, -#endif .ndo_setup_tc = i40evf_setup_tc, }; diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index f1e80eed2fd6..3f047bb43348 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -4806,30 +4806,6 @@ void ice_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats) stats->rx_length_errors = vsi_stats->rx_length_errors; } -#ifdef CONFIG_NET_POLL_CONTROLLER -/** - * ice_netpoll - polling "interrupt" handler - * @netdev: network interface device structure - * - * Used by netconsole to send skbs without having to re-enable interrupts. - * This is not called in the normal interrupt path. - */ -static void ice_netpoll(struct net_device *netdev) -{ - struct ice_netdev_priv *np = netdev_priv(netdev); - struct ice_vsi *vsi = np->vsi; - struct ice_pf *pf = vsi->back; - int i; - - if (test_bit(__ICE_DOWN, vsi->state) || - !test_bit(ICE_FLAG_MSIX_ENA, pf->flags)) - return; - - for (i = 0; i < vsi->num_q_vectors; i++) - ice_msix_clean_rings(0, vsi->q_vectors[i]); -} -#endif /* CONFIG_NET_POLL_CONTROLLER */ - /** * ice_napi_disable_all - Disable NAPI for all q_vectors in the VSI * @vsi: VSI having NAPI disabled @@ -5497,9 +5473,6 @@ static const struct net_device_ops ice_netdev_ops = { .ndo_validate_addr = eth_validate_addr, .ndo_change_mtu = ice_change_mtu, .ndo_get_stats64 = ice_get_stats64, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ice_netpoll, -#endif /* CONFIG_NET_POLL_CONTROLLER */ .ndo_vlan_rx_add_vid = ice_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = ice_vlan_rx_kill_vid, .ndo_set_features = ice_set_features, diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index a32c576c1e65..0796cef96fa3 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -205,10 +205,6 @@ static struct notifier_block dca_notifier = { .priority = 0 }; #endif -#ifdef CONFIG_NET_POLL_CONTROLLER -/* for netdump / net console */ -static void igb_netpoll(struct net_device *); -#endif #ifdef CONFIG_PCI_IOV static unsigned int max_vfs; module_param(max_vfs, uint, 0); @@ -2881,9 +2877,6 @@ static const struct net_device_ops igb_netdev_ops = { .ndo_set_vf_spoofchk = igb_ndo_set_vf_spoofchk, .ndo_set_vf_trust = igb_ndo_set_vf_trust, .ndo_get_vf_config = igb_ndo_get_vf_config, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = igb_netpoll, -#endif .ndo_fix_features = igb_fix_features, .ndo_set_features = igb_set_features, .ndo_fdb_add = igb_ndo_fdb_add, @@ -9053,29 +9046,6 @@ static int igb_pci_sriov_configure(struct pci_dev *dev, int num_vfs) return 0; } -#ifdef CONFIG_NET_POLL_CONTROLLER -/* Polling 'interrupt' - used by things like netconsole to send skbs - * without having to re-enable interrupts. It's not called while - * the interrupt routine is executing. - */ -static void igb_netpoll(struct net_device *netdev) -{ - struct igb_adapter *adapter = netdev_priv(netdev); - struct e1000_hw *hw = &adapter->hw; - struct igb_q_vector *q_vector; - int i; - - for (i = 0; i < adapter->num_q_vectors; i++) { - q_vector = adapter->q_vector[i]; - if (adapter->flags & IGB_FLAG_HAS_MSIX) - wr32(E1000_EIMC, q_vector->eims_value); - else - igb_irq_disable(adapter); - napi_schedule(&q_vector->napi); - } -} -#endif /* CONFIG_NET_POLL_CONTROLLER */ - /** * igb_io_error_detected - called when PCI error is detected * @pdev: Pointer to PCI device diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_main.c b/drivers/net/ethernet/intel/ixgb/ixgb_main.c index d3e72d0f66ef..7722153c4ac2 100644 --- a/drivers/net/ethernet/intel/ixgb/ixgb_main.c +++ b/drivers/net/ethernet/intel/ixgb/ixgb_main.c @@ -81,11 +81,6 @@ static int ixgb_vlan_rx_kill_vid(struct net_device *netdev, __be16 proto, u16 vid); static void ixgb_restore_vlan(struct ixgb_adapter *adapter); -#ifdef CONFIG_NET_POLL_CONTROLLER -/* for netdump / net console */ -static void ixgb_netpoll(struct net_device *dev); -#endif - static pci_ers_result_t ixgb_io_error_detected (struct pci_dev *pdev, enum pci_channel_state state); static pci_ers_result_t ixgb_io_slot_reset (struct pci_dev *pdev); @@ -348,9 +343,6 @@ static const struct net_device_ops ixgb_netdev_ops = { .ndo_tx_timeout = ixgb_tx_timeout, .ndo_vlan_rx_add_vid = ixgb_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = ixgb_vlan_rx_kill_vid, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ixgb_netpoll, -#endif .ndo_fix_features = ixgb_fix_features, .ndo_set_features = ixgb_set_features, }; @@ -2195,23 +2187,6 @@ ixgb_restore_vlan(struct ixgb_adapter *adapter) ixgb_vlan_rx_add_vid(adapter->netdev, htons(ETH_P_8021Q), vid); } -#ifdef CONFIG_NET_POLL_CONTROLLER -/* - * Polling 'interrupt' - used by things like netconsole to send skbs - * without having to re-enable interrupts. It's not called while - * the interrupt routine is executing. - */ - -static void ixgb_netpoll(struct net_device *dev) -{ - struct ixgb_adapter *adapter = netdev_priv(dev); - - disable_irq(adapter->pdev->irq); - ixgb_intr(adapter->pdev->irq, dev); - enable_irq(adapter->pdev->irq); -} -#endif - /** * ixgb_io_error_detected - called when PCI error is detected * @pdev: pointer to pci device with error diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c index 9a23d33a47ed..f27d73a7bf16 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c @@ -8768,28 +8768,6 @@ static int ixgbe_del_sanmac_netdev(struct net_device *dev) return err; } -#ifdef CONFIG_NET_POLL_CONTROLLER -/* - * Polling 'interrupt' - used by things like netconsole to send skbs - * without having to re-enable interrupts. It's not called while - * the interrupt routine is executing. - */ -static void ixgbe_netpoll(struct net_device *netdev) -{ - struct ixgbe_adapter *adapter = netdev_priv(netdev); - int i; - - /* if interface is down do nothing */ - if (test_bit(__IXGBE_DOWN, &adapter->state)) - return; - - /* loop through and schedule all active queues */ - for (i = 0; i < adapter->num_q_vectors; i++) - ixgbe_msix_clean_rings(0, adapter->q_vector[i]); -} - -#endif - static void ixgbe_get_ring_stats64(struct rtnl_link_stats64 *stats, struct ixgbe_ring *ring) { @@ -10251,9 +10229,6 @@ static const struct net_device_ops ixgbe_netdev_ops = { .ndo_get_vf_config = ixgbe_ndo_get_vf_config, .ndo_get_stats64 = ixgbe_get_stats64, .ndo_setup_tc = __ixgbe_setup_tc, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ixgbe_netpoll, -#endif #ifdef IXGBE_FCOE .ndo_select_queue = ixgbe_select_queue, .ndo_fcoe_ddp_setup = ixgbe_fcoe_ddp_get, diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index d86446d202d5..5a228582423b 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -4233,24 +4233,6 @@ static int ixgbevf_change_mtu(struct net_device *netdev, int new_mtu) return 0; } -#ifdef CONFIG_NET_POLL_CONTROLLER -/* Polling 'interrupt' - used by things like netconsole to send skbs - * without having to re-enable interrupts. It's not called while - * the interrupt routine is executing. - */ -static void ixgbevf_netpoll(struct net_device *netdev) -{ - struct ixgbevf_adapter *adapter = netdev_priv(netdev); - int i; - - /* if interface is down do nothing */ - if (test_bit(__IXGBEVF_DOWN, &adapter->state)) - return; - for (i = 0; i < adapter->num_rx_queues; i++) - ixgbevf_msix_clean_rings(0, adapter->q_vector[i]); -} -#endif /* CONFIG_NET_POLL_CONTROLLER */ - static int ixgbevf_suspend(struct pci_dev *pdev, pm_message_t state) { struct net_device *netdev = pci_get_drvdata(pdev); @@ -4482,9 +4464,6 @@ static const struct net_device_ops ixgbevf_netdev_ops = { .ndo_tx_timeout = ixgbevf_tx_timeout, .ndo_vlan_rx_add_vid = ixgbevf_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = ixgbevf_vlan_rx_kill_vid, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = ixgbevf_netpoll, -#endif .ndo_features_check = ixgbevf_features_check, .ndo_bpf = ixgbevf_xdp, }; diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index bc80a678abc3..b4ed7d394d07 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -1890,8 +1890,8 @@ static void mvneta_rxq_drop_pkts(struct mvneta_port *pp, if (!data || !(rx_desc->buf_phys_addr)) continue; - dma_unmap_single(pp->dev->dev.parent, rx_desc->buf_phys_addr, - MVNETA_RX_BUF_SIZE(pp->pkt_size), DMA_FROM_DEVICE); + dma_unmap_page(pp->dev->dev.parent, rx_desc->buf_phys_addr, + PAGE_SIZE, DMA_FROM_DEVICE); __free_page(data); } } @@ -2008,8 +2008,8 @@ static int mvneta_rx_swbm(struct napi_struct *napi, skb_add_rx_frag(rxq->skb, frag_num, page, frag_offset, frag_size, PAGE_SIZE); - dma_unmap_single(dev->dev.parent, phys_addr, - PAGE_SIZE, DMA_FROM_DEVICE); + dma_unmap_page(dev->dev.parent, phys_addr, + PAGE_SIZE, DMA_FROM_DEVICE); rxq->left_size -= frag_size; } } else { @@ -2039,9 +2039,8 @@ static int mvneta_rx_swbm(struct napi_struct *napi, frag_offset, frag_size, PAGE_SIZE); - dma_unmap_single(dev->dev.parent, phys_addr, - PAGE_SIZE, - DMA_FROM_DEVICE); + dma_unmap_page(dev->dev.parent, phys_addr, + PAGE_SIZE, DMA_FROM_DEVICE); rxq->left_size -= frag_size; } diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 702fec82d806..38cc01beea79 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -3055,10 +3055,12 @@ static int mvpp2_poll(struct napi_struct *napi, int budget) cause_rx_tx & ~MVPP2_CAUSE_MISC_SUM_MASK); } - cause_tx = cause_rx_tx & MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_MASK; - if (cause_tx) { - cause_tx >>= MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_OFFSET; - mvpp2_tx_done(port, cause_tx, qv->sw_thread_id); + if (port->has_tx_irqs) { + cause_tx = cause_rx_tx & MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_MASK; + if (cause_tx) { + cause_tx >>= MVPP2_CAUSE_TXQ_OCCUP_DESC_ALL_OFFSET; + mvpp2_tx_done(port, cause_tx, qv->sw_thread_id); + } } /* Process RX packets */ diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index 6785661d1a72..fe49384eba48 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -1286,20 +1286,6 @@ out: mutex_unlock(&mdev->state_lock); } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void mlx4_en_netpoll(struct net_device *dev) -{ - struct mlx4_en_priv *priv = netdev_priv(dev); - struct mlx4_en_cq *cq; - int i; - - for (i = 0; i < priv->tx_ring_num[TX]; i++) { - cq = priv->tx_cq[TX][i]; - napi_schedule(&cq->napi); - } -} -#endif - static int mlx4_en_set_rss_steer_rules(struct mlx4_en_priv *priv) { u64 reg_id; @@ -2946,9 +2932,6 @@ static const struct net_device_ops mlx4_netdev_ops = { .ndo_tx_timeout = mlx4_en_tx_timeout, .ndo_vlan_rx_add_vid = mlx4_en_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = mlx4_en_vlan_rx_kill_vid, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = mlx4_en_netpoll, -#endif .ndo_set_features = mlx4_en_set_features, .ndo_fix_features = mlx4_en_fix_features, .ndo_setup_tc = __mlx4_en_setup_tc, @@ -2983,9 +2966,6 @@ static const struct net_device_ops mlx4_netdev_ops_master = { .ndo_set_vf_link_state = mlx4_en_set_vf_link_state, .ndo_get_vf_stats = mlx4_en_get_vf_stats, .ndo_get_vf_config = mlx4_en_get_vf_config, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = mlx4_en_netpoll, -#endif .ndo_set_features = mlx4_en_set_features, .ndo_fix_features = mlx4_en_fix_features, .ndo_setup_tc = __mlx4_en_setup_tc, diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c index 1f3372c1802e..2df92dbd38e1 100644 --- a/drivers/net/ethernet/mellanox/mlx4/eq.c +++ b/drivers/net/ethernet/mellanox/mlx4/eq.c @@ -240,7 +240,8 @@ static void mlx4_set_eq_affinity_hint(struct mlx4_priv *priv, int vec) struct mlx4_dev *dev = &priv->dev; struct mlx4_eq *eq = &priv->eq_table.eq[vec]; - if (!eq->affinity_mask || cpumask_empty(eq->affinity_mask)) + if (!cpumask_available(eq->affinity_mask) || + cpumask_empty(eq->affinity_mask)) return; hint_err = irq_set_affinity_hint(eq->irq, eq->affinity_mask); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index 3ce14d42ddc8..a53736c26c0c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -206,7 +206,7 @@ static void poll_timeout(struct mlx5_cmd_work_ent *ent) u8 own; do { - own = ent->lay->status_own; + own = READ_ONCE(ent->lay->status_own); if (!(own & CMD_OWNER_HW)) { ent->ret = 0; return; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c index eddd7702680b..e88340e196f7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/tls.c @@ -183,12 +183,13 @@ static const struct tlsdev_ops mlx5e_tls_ops = { void mlx5e_tls_build_netdev(struct mlx5e_priv *priv) { - u32 caps = mlx5_accel_tls_device_caps(priv->mdev); struct net_device *netdev = priv->netdev; + u32 caps; if (!mlx5_accel_is_tls_device(priv->mdev)) return; + caps = mlx5_accel_tls_device_caps(priv->mdev); if (caps & MLX5_ACCEL_TLS_TX) { netdev->features |= NETIF_F_HW_TLS_TX; netdev->hw_features |= NETIF_F_HW_TLS_TX; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index 5a7939e70190..54118b77dc1f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -4315,22 +4315,6 @@ static int mlx5e_xdp(struct net_device *dev, struct netdev_bpf *xdp) } } -#ifdef CONFIG_NET_POLL_CONTROLLER -/* Fake "interrupt" called by netpoll (eg netconsole) to send skbs without - * reenabling interrupts. - */ -static void mlx5e_netpoll(struct net_device *dev) -{ - struct mlx5e_priv *priv = netdev_priv(dev); - struct mlx5e_channels *chs = &priv->channels; - - int i; - - for (i = 0; i < chs->num; i++) - napi_schedule(&chs->c[i]->napi); -} -#endif - static const struct net_device_ops mlx5e_netdev_ops = { .ndo_open = mlx5e_open, .ndo_stop = mlx5e_close, @@ -4356,9 +4340,6 @@ static const struct net_device_ops mlx5e_netdev_ops = { #ifdef CONFIG_MLX5_EN_ARFS .ndo_rx_flow_steer = mlx5e_rx_flow_steer, #endif -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = mlx5e_netpoll, -#endif #ifdef CONFIG_MLX5_ESWITCH /* SRIOV E-Switch NDOs */ .ndo_set_vf_mac = mlx5e_set_vf_mac, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c index dae1c5c5d27c..d2f76070ea7c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c @@ -509,7 +509,7 @@ static int mlx5_hairpin_modify_sq(struct mlx5_core_dev *peer_mdev, u32 sqn, sqc = MLX5_ADDR_OF(modify_sq_in, in, ctx); - if (next_state == MLX5_RQC_STATE_RDY) { + if (next_state == MLX5_SQC_STATE_RDY) { MLX5_SET(sqc, sqc, hairpin_peer_rq, peer_rq); MLX5_SET(sqc, sqc, hairpin_peer_vhca, peer_vhca); } diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c index 930700413b1d..b492152c8881 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c @@ -44,8 +44,8 @@ #define MLXSW_SP_FWREV_MINOR_TO_BRANCH(minor) ((minor) / 100) #define MLXSW_SP1_FWREV_MAJOR 13 -#define MLXSW_SP1_FWREV_MINOR 1702 -#define MLXSW_SP1_FWREV_SUBMINOR 6 +#define MLXSW_SP1_FWREV_MINOR 1703 +#define MLXSW_SP1_FWREV_SUBMINOR 4 #define MLXSW_SP1_FWREV_CAN_RESET_MINOR 1702 static const struct mlxsw_fw_rev mlxsw_sp1_fw_rev = { diff --git a/drivers/net/ethernet/mscc/ocelot_board.c b/drivers/net/ethernet/mscc/ocelot_board.c index 26bb3b18f3be..3cdf63e35b53 100644 --- a/drivers/net/ethernet/mscc/ocelot_board.c +++ b/drivers/net/ethernet/mscc/ocelot_board.c @@ -91,7 +91,7 @@ static irqreturn_t ocelot_xtr_irq_handler(int irq, void *arg) struct sk_buff *skb; struct net_device *dev; u32 *buf; - int sz, len; + int sz, len, buf_len; u32 ifh[4]; u32 val; struct frame_info info; @@ -116,14 +116,20 @@ static irqreturn_t ocelot_xtr_irq_handler(int irq, void *arg) err = -ENOMEM; break; } - buf = (u32 *)skb_put(skb, info.len); + buf_len = info.len - ETH_FCS_LEN; + buf = (u32 *)skb_put(skb, buf_len); len = 0; do { sz = ocelot_rx_frame_word(ocelot, grp, false, &val); *buf++ = val; len += sz; - } while ((sz == 4) && (len < info.len)); + } while (len < buf_len); + + /* Read the FCS and discard it */ + sz = ocelot_rx_frame_word(ocelot, grp, false, &val); + /* Update the statistics if part of the FCS was read before */ + len -= ETH_FCS_LEN - sz; if (sz < 0) { err = sz; diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c index 253bdaef1505..8ed38fd5a852 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_net_common.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_common.c @@ -3146,21 +3146,6 @@ nfp_net_vlan_rx_kill_vid(struct net_device *netdev, __be16 proto, u16 vid) return nfp_net_reconfig_mbox(nn, NFP_NET_CFG_MBOX_CMD_CTAG_FILTER_KILL); } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void nfp_net_netpoll(struct net_device *netdev) -{ - struct nfp_net *nn = netdev_priv(netdev); - int i; - - /* nfp_net's NAPIs are statically allocated so even if there is a race - * with reconfig path this will simply try to schedule some disabled - * NAPI instances. - */ - for (i = 0; i < nn->dp.num_stack_tx_rings; i++) - napi_schedule_irqoff(&nn->r_vecs[i].napi); -} -#endif - static void nfp_net_stat64(struct net_device *netdev, struct rtnl_link_stats64 *stats) { @@ -3519,9 +3504,6 @@ const struct net_device_ops nfp_net_netdev_ops = { .ndo_get_stats64 = nfp_net_stat64, .ndo_vlan_rx_add_vid = nfp_net_vlan_rx_add_vid, .ndo_vlan_rx_kill_vid = nfp_net_vlan_rx_kill_vid, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = nfp_net_netpoll, -#endif .ndo_set_vf_mac = nfp_app_set_vf_mac, .ndo_set_vf_vlan = nfp_app_set_vf_vlan, .ndo_set_vf_spoofchk = nfp_app_set_vf_spoofchk, diff --git a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c index 6bb76e6d3c14..f5459de6d60a 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c @@ -190,10 +190,8 @@ qed_dcbx_dp_protocol(struct qed_hwfn *p_hwfn, struct qed_dcbx_results *p_data) static void qed_dcbx_set_params(struct qed_dcbx_results *p_data, - struct qed_hw_info *p_info, - bool enable, - u8 prio, - u8 tc, + struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, + bool enable, u8 prio, u8 tc, enum dcbx_protocol_type type, enum qed_pci_personality personality) { @@ -206,19 +204,30 @@ qed_dcbx_set_params(struct qed_dcbx_results *p_data, else p_data->arr[type].update = DONT_UPDATE_DCB_DSCP; + /* Do not add vlan tag 0 when DCB is enabled and port in UFP/OV mode */ + if ((test_bit(QED_MF_8021Q_TAGGING, &p_hwfn->cdev->mf_bits) || + test_bit(QED_MF_8021AD_TAGGING, &p_hwfn->cdev->mf_bits))) + p_data->arr[type].dont_add_vlan0 = true; + /* QM reconf data */ - if (p_info->personality == personality) - qed_hw_info_set_offload_tc(p_info, tc); + if (p_hwfn->hw_info.personality == personality) + qed_hw_info_set_offload_tc(&p_hwfn->hw_info, tc); + + /* Configure dcbx vlan priority in doorbell block for roce EDPM */ + if (test_bit(QED_MF_UFP_SPECIFIC, &p_hwfn->cdev->mf_bits) && + type == DCBX_PROTOCOL_ROCE) { + qed_wr(p_hwfn, p_ptt, DORQ_REG_TAG1_OVRD_MODE, 1); + qed_wr(p_hwfn, p_ptt, DORQ_REG_PF_PCP_BB_K2, prio << 1); + } } /* Update app protocol data and hw_info fields with the TLV info */ static void qed_dcbx_update_app_info(struct qed_dcbx_results *p_data, - struct qed_hwfn *p_hwfn, - bool enable, - u8 prio, u8 tc, enum dcbx_protocol_type type) + struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, + bool enable, u8 prio, u8 tc, + enum dcbx_protocol_type type) { - struct qed_hw_info *p_info = &p_hwfn->hw_info; enum qed_pci_personality personality; enum dcbx_protocol_type id; int i; @@ -231,7 +240,7 @@ qed_dcbx_update_app_info(struct qed_dcbx_results *p_data, personality = qed_dcbx_app_update[i].personality; - qed_dcbx_set_params(p_data, p_info, enable, + qed_dcbx_set_params(p_data, p_hwfn, p_ptt, enable, prio, tc, type, personality); } } @@ -265,7 +274,7 @@ qed_dcbx_get_app_protocol_type(struct qed_hwfn *p_hwfn, * reconfiguring QM. Get protocol specific data for PF update ramrod command. */ static int -qed_dcbx_process_tlv(struct qed_hwfn *p_hwfn, +qed_dcbx_process_tlv(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, struct qed_dcbx_results *p_data, struct dcbx_app_priority_entry *p_tbl, u32 pri_tc_tbl, int count, u8 dcbx_version) @@ -309,7 +318,7 @@ qed_dcbx_process_tlv(struct qed_hwfn *p_hwfn, enable = true; } - qed_dcbx_update_app_info(p_data, p_hwfn, enable, + qed_dcbx_update_app_info(p_data, p_hwfn, p_ptt, enable, priority, tc, type); } } @@ -331,7 +340,7 @@ qed_dcbx_process_tlv(struct qed_hwfn *p_hwfn, continue; enable = (type == DCBX_PROTOCOL_ETH) ? false : !!dcbx_version; - qed_dcbx_update_app_info(p_data, p_hwfn, enable, + qed_dcbx_update_app_info(p_data, p_hwfn, p_ptt, enable, priority, tc, type); } @@ -341,7 +350,8 @@ qed_dcbx_process_tlv(struct qed_hwfn *p_hwfn, /* Parse app TLV's to update TC information in hw_info structure for * reconfiguring QM. Get protocol specific data for PF update ramrod command. */ -static int qed_dcbx_process_mib_info(struct qed_hwfn *p_hwfn) +static int +qed_dcbx_process_mib_info(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) { struct dcbx_app_priority_feature *p_app; struct dcbx_app_priority_entry *p_tbl; @@ -365,7 +375,7 @@ static int qed_dcbx_process_mib_info(struct qed_hwfn *p_hwfn) p_info = &p_hwfn->hw_info; num_entries = QED_MFW_GET_FIELD(p_app->flags, DCBX_APP_NUM_ENTRIES); - rc = qed_dcbx_process_tlv(p_hwfn, &data, p_tbl, pri_tc_tbl, + rc = qed_dcbx_process_tlv(p_hwfn, p_ptt, &data, p_tbl, pri_tc_tbl, num_entries, dcbx_version); if (rc) return rc; @@ -891,7 +901,7 @@ qed_dcbx_mib_update_event(struct qed_hwfn *p_hwfn, return rc; if (type == QED_DCBX_OPERATIONAL_MIB) { - rc = qed_dcbx_process_mib_info(p_hwfn); + rc = qed_dcbx_process_mib_info(p_hwfn, p_ptt); if (!rc) { /* reconfigure tcs of QM queues according * to negotiation results @@ -954,6 +964,7 @@ static void qed_dcbx_update_protocol_data(struct protocol_dcb_data *p_data, p_data->dcb_enable_flag = p_src->arr[type].enable; p_data->dcb_priority = p_src->arr[type].priority; p_data->dcb_tc = p_src->arr[type].tc; + p_data->dcb_dont_add_vlan0 = p_src->arr[type].dont_add_vlan0; } /* Set pf update ramrod command params */ diff --git a/drivers/net/ethernet/qlogic/qed/qed_dcbx.h b/drivers/net/ethernet/qlogic/qed/qed_dcbx.h index a4d688c04e18..01f253ea4b22 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.h +++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.h @@ -55,6 +55,7 @@ struct qed_dcbx_app_data { u8 update; /* Update indication */ u8 priority; /* Priority */ u8 tc; /* Traffic Class */ + bool dont_add_vlan0; /* Do not insert a vlan tag with id 0 */ }; #define QED_DCBX_VERSION_DISABLED 0 diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c index 016ca8a7ec8a..97f073fd3725 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dev.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c @@ -1706,7 +1706,7 @@ static int qed_vf_start(struct qed_hwfn *p_hwfn, int qed_hw_init(struct qed_dev *cdev, struct qed_hw_init_params *p_params) { struct qed_load_req_params load_req_params; - u32 load_code, param, drv_mb_param; + u32 load_code, resp, param, drv_mb_param; bool b_default_mtu = true; struct qed_hwfn *p_hwfn; int rc = 0, mfw_rc, i; @@ -1852,6 +1852,19 @@ int qed_hw_init(struct qed_dev *cdev, struct qed_hw_init_params *p_params) if (IS_PF(cdev)) { p_hwfn = QED_LEADING_HWFN(cdev); + + /* Get pre-negotiated values for stag, bandwidth etc. */ + DP_VERBOSE(p_hwfn, + QED_MSG_SPQ, + "Sending GET_OEM_UPDATES command to trigger stag/bandwidth attention handling\n"); + drv_mb_param = 1 << DRV_MB_PARAM_DUMMY_OEM_UPDATES_OFFSET; + rc = qed_mcp_cmd(p_hwfn, p_hwfn->p_main_ptt, + DRV_MSG_CODE_GET_OEM_UPDATES, + drv_mb_param, &resp, ¶m); + if (rc) + DP_NOTICE(p_hwfn, + "Failed to send GET_OEM_UPDATES attention request\n"); + drv_mb_param = STORM_FW_VERSION; rc = qed_mcp_cmd(p_hwfn, p_hwfn->p_main_ptt, DRV_MSG_CODE_OV_UPDATE_STORM_FW_VER, diff --git a/drivers/net/ethernet/qlogic/qed/qed_hsi.h b/drivers/net/ethernet/qlogic/qed/qed_hsi.h index 8faceb691657..9b3ef00e5782 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_hsi.h +++ b/drivers/net/ethernet/qlogic/qed/qed_hsi.h @@ -12414,6 +12414,7 @@ struct public_drv_mb { #define DRV_MSG_SET_RESOURCE_VALUE_MSG 0x35000000 #define DRV_MSG_CODE_OV_UPDATE_WOL 0x38000000 #define DRV_MSG_CODE_OV_UPDATE_ESWITCH_MODE 0x39000000 +#define DRV_MSG_CODE_GET_OEM_UPDATES 0x41000000 #define DRV_MSG_CODE_BW_UPDATE_ACK 0x32000000 #define DRV_MSG_CODE_NIG_DRAIN 0x30000000 @@ -12541,6 +12542,9 @@ struct public_drv_mb { #define DRV_MB_PARAM_ESWITCH_MODE_VEB 0x1 #define DRV_MB_PARAM_ESWITCH_MODE_VEPA 0x2 +#define DRV_MB_PARAM_DUMMY_OEM_UPDATES_MASK 0x1 +#define DRV_MB_PARAM_DUMMY_OEM_UPDATES_OFFSET 0 + #define DRV_MB_PARAM_SET_LED_MODE_OPER 0x0 #define DRV_MB_PARAM_SET_LED_MODE_ON 0x1 #define DRV_MB_PARAM_SET_LED_MODE_OFF 0x2 diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.c b/drivers/net/ethernet/qlogic/qed/qed_mcp.c index 5d37ec7e9b0b..58c7eb9d8e1b 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_mcp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.c @@ -1581,13 +1581,29 @@ static void qed_mcp_update_stag(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt) p_hwfn->mcp_info->func_info.ovlan = (u16)shmem_info.ovlan_stag & FUNC_MF_CFG_OV_STAG_MASK; p_hwfn->hw_info.ovlan = p_hwfn->mcp_info->func_info.ovlan; - if ((p_hwfn->hw_info.hw_mode & BIT(MODE_MF_SD)) && - (p_hwfn->hw_info.ovlan != QED_MCP_VLAN_UNSET)) { - qed_wr(p_hwfn, p_ptt, - NIG_REG_LLH_FUNC_TAG_VALUE, p_hwfn->hw_info.ovlan); + if (test_bit(QED_MF_OVLAN_CLSS, &p_hwfn->cdev->mf_bits)) { + if (p_hwfn->hw_info.ovlan != QED_MCP_VLAN_UNSET) { + qed_wr(p_hwfn, p_ptt, NIG_REG_LLH_FUNC_TAG_VALUE, + p_hwfn->hw_info.ovlan); + qed_wr(p_hwfn, p_ptt, NIG_REG_LLH_FUNC_TAG_EN, 1); + + /* Configure DB to add external vlan to EDPM packets */ + qed_wr(p_hwfn, p_ptt, DORQ_REG_TAG1_OVRD_MODE, 1); + qed_wr(p_hwfn, p_ptt, DORQ_REG_PF_EXT_VID_BB_K2, + p_hwfn->hw_info.ovlan); + } else { + qed_wr(p_hwfn, p_ptt, NIG_REG_LLH_FUNC_TAG_EN, 0); + qed_wr(p_hwfn, p_ptt, NIG_REG_LLH_FUNC_TAG_VALUE, 0); + qed_wr(p_hwfn, p_ptt, DORQ_REG_TAG1_OVRD_MODE, 0); + qed_wr(p_hwfn, p_ptt, DORQ_REG_PF_EXT_VID_BB_K2, 0); + } + qed_sp_pf_update_stag(p_hwfn); } + DP_VERBOSE(p_hwfn, QED_MSG_SP, "ovlan = %d hw_mode = 0x%x\n", + p_hwfn->mcp_info->func_info.ovlan, p_hwfn->hw_info.hw_mode); + /* Acknowledge the MFW */ qed_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_S_TAG_UPDATE_ACK, 0, &resp, ¶m); diff --git a/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h b/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h index f736f70956fd..2440970882c4 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h +++ b/drivers/net/ethernet/qlogic/qed/qed_reg_addr.h @@ -216,6 +216,12 @@ 0x00c000UL #define DORQ_REG_IFEN \ 0x100040UL +#define DORQ_REG_TAG1_OVRD_MODE \ + 0x1008b4UL +#define DORQ_REG_PF_PCP_BB_K2 \ + 0x1008c4UL +#define DORQ_REG_PF_EXT_VID_BB_K2 \ + 0x1008c8UL #define DORQ_REG_DB_DROP_REASON \ 0x100a2cUL #define DORQ_REG_DB_DROP_DETAILS \ diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index bb529ff2ca81..ab30aaeac6d3 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -4071,6 +4071,15 @@ static void rtl8169_init_phy(struct net_device *dev, struct rtl8169_private *tp) phy_speed_up(dev->phydev); genphy_soft_reset(dev->phydev); + + /* It was reported that chip version 33 ends up with 10MBit/Half on a + * 1GBit link after resuming from S3. For whatever reason the PHY on + * this chip doesn't properly start a renegotiation when soft-reset. + * Explicitly requesting a renegotiation fixes this. + */ + if (tp->mac_version == RTL_GIGA_MAC_VER_33 && + dev->phydev->autoneg == AUTONEG_ENABLE) + phy_restart_aneg(dev->phydev); } static void rtl_rar_set(struct rtl8169_private *tp, u8 *addr) diff --git a/drivers/net/ethernet/renesas/ravb.h b/drivers/net/ethernet/renesas/ravb.h index 1470fc12282b..9b6bf557a2f5 100644 --- a/drivers/net/ethernet/renesas/ravb.h +++ b/drivers/net/ethernet/renesas/ravb.h @@ -428,6 +428,7 @@ enum EIS_BIT { EIS_CULF1 = 0x00000080, EIS_TFFF = 0x00000100, EIS_QFS = 0x00010000, + EIS_RESERVED = (GENMASK(31, 17) | GENMASK(15, 11)), }; /* RIC0 */ @@ -472,6 +473,7 @@ enum RIS0_BIT { RIS0_FRF15 = 0x00008000, RIS0_FRF16 = 0x00010000, RIS0_FRF17 = 0x00020000, + RIS0_RESERVED = GENMASK(31, 18), }; /* RIC1 */ @@ -528,6 +530,7 @@ enum RIS2_BIT { RIS2_QFF16 = 0x00010000, RIS2_QFF17 = 0x00020000, RIS2_RFFF = 0x80000000, + RIS2_RESERVED = GENMASK(30, 18), }; /* TIC */ @@ -544,6 +547,7 @@ enum TIS_BIT { TIS_FTF1 = 0x00000002, /* Undocumented? */ TIS_TFUF = 0x00000100, TIS_TFWF = 0x00000200, + TIS_RESERVED = (GENMASK(31, 20) | GENMASK(15, 12) | GENMASK(7, 4)) }; /* ISS */ @@ -617,6 +621,7 @@ enum GIC_BIT { enum GIS_BIT { GIS_PTCF = 0x00000001, /* Undocumented? */ GIS_PTMF = 0x00000004, + GIS_RESERVED = GENMASK(15, 10), }; /* GIE (R-Car Gen3 only) */ diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c index aff5516b781e..d6f753925352 100644 --- a/drivers/net/ethernet/renesas/ravb_main.c +++ b/drivers/net/ethernet/renesas/ravb_main.c @@ -739,10 +739,11 @@ static void ravb_error_interrupt(struct net_device *ndev) u32 eis, ris2; eis = ravb_read(ndev, EIS); - ravb_write(ndev, ~EIS_QFS, EIS); + ravb_write(ndev, ~(EIS_QFS | EIS_RESERVED), EIS); if (eis & EIS_QFS) { ris2 = ravb_read(ndev, RIS2); - ravb_write(ndev, ~(RIS2_QFF0 | RIS2_RFFF), RIS2); + ravb_write(ndev, ~(RIS2_QFF0 | RIS2_RFFF | RIS2_RESERVED), + RIS2); /* Receive Descriptor Empty int */ if (ris2 & RIS2_QFF0) @@ -795,7 +796,7 @@ static bool ravb_timestamp_interrupt(struct net_device *ndev) u32 tis = ravb_read(ndev, TIS); if (tis & TIS_TFUF) { - ravb_write(ndev, ~TIS_TFUF, TIS); + ravb_write(ndev, ~(TIS_TFUF | TIS_RESERVED), TIS); ravb_get_tx_tstamp(ndev); return true; } @@ -930,7 +931,7 @@ static int ravb_poll(struct napi_struct *napi, int budget) /* Processing RX Descriptor Ring */ if (ris0 & mask) { /* Clear RX interrupt */ - ravb_write(ndev, ~mask, RIS0); + ravb_write(ndev, ~(mask | RIS0_RESERVED), RIS0); if (ravb_rx(ndev, "a, q)) goto out; } @@ -938,7 +939,7 @@ static int ravb_poll(struct napi_struct *napi, int budget) if (tis & mask) { spin_lock_irqsave(&priv->lock, flags); /* Clear TX interrupt */ - ravb_write(ndev, ~mask, TIS); + ravb_write(ndev, ~(mask | TIS_RESERVED), TIS); ravb_tx_free(ndev, q, true); netif_wake_subqueue(ndev, q); mmiowb(); diff --git a/drivers/net/ethernet/renesas/ravb_ptp.c b/drivers/net/ethernet/renesas/ravb_ptp.c index 0721b5c35d91..dce2a40a31e3 100644 --- a/drivers/net/ethernet/renesas/ravb_ptp.c +++ b/drivers/net/ethernet/renesas/ravb_ptp.c @@ -315,7 +315,7 @@ void ravb_ptp_interrupt(struct net_device *ndev) } } - ravb_write(ndev, ~gis, GIS); + ravb_write(ndev, ~(gis | GIS_RESERVED), GIS); } void ravb_ptp_init(struct net_device *ndev, struct platform_device *pdev) diff --git a/drivers/net/ethernet/seeq/ether3.c b/drivers/net/ethernet/seeq/ether3.c index c5bc124b41a9..d1bb73bf9914 100644 --- a/drivers/net/ethernet/seeq/ether3.c +++ b/drivers/net/ethernet/seeq/ether3.c @@ -77,7 +77,8 @@ static void ether3_setmulticastlist(struct net_device *dev); static int ether3_rx(struct net_device *dev, unsigned int maxcnt); static void ether3_tx(struct net_device *dev); static int ether3_open (struct net_device *dev); -static int ether3_sendpacket (struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t ether3_sendpacket(struct sk_buff *skb, + struct net_device *dev); static irqreturn_t ether3_interrupt (int irq, void *dev_id); static int ether3_close (struct net_device *dev); static void ether3_setmulticastlist (struct net_device *dev); @@ -481,7 +482,7 @@ static void ether3_timeout(struct net_device *dev) /* * Transmit a packet */ -static int +static netdev_tx_t ether3_sendpacket(struct sk_buff *skb, struct net_device *dev) { unsigned long flags; diff --git a/drivers/net/ethernet/seeq/sgiseeq.c b/drivers/net/ethernet/seeq/sgiseeq.c index 573691bc3b71..70cce63a6081 100644 --- a/drivers/net/ethernet/seeq/sgiseeq.c +++ b/drivers/net/ethernet/seeq/sgiseeq.c @@ -578,7 +578,8 @@ static inline int sgiseeq_reset(struct net_device *dev) return 0; } -static int sgiseeq_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t +sgiseeq_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct sgiseeq_private *sp = netdev_priv(dev); struct hpc3_ethregs *hregs = sp->hregs; diff --git a/drivers/net/ethernet/sgi/ioc3-eth.c b/drivers/net/ethernet/sgi/ioc3-eth.c index 18d533fdf14c..3140999642ba 100644 --- a/drivers/net/ethernet/sgi/ioc3-eth.c +++ b/drivers/net/ethernet/sgi/ioc3-eth.c @@ -99,7 +99,7 @@ struct ioc3_private { static int ioc3_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); static void ioc3_set_multicast_list(struct net_device *dev); -static int ioc3_start_xmit(struct sk_buff *skb, struct net_device *dev); +static netdev_tx_t ioc3_start_xmit(struct sk_buff *skb, struct net_device *dev); static void ioc3_timeout(struct net_device *dev); static inline unsigned int ioc3_hash(const unsigned char *addr); static inline void ioc3_stop(struct ioc3_private *ip); @@ -1390,7 +1390,7 @@ static struct pci_driver ioc3_driver = { .remove = ioc3_remove_one, }; -static int ioc3_start_xmit(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t ioc3_start_xmit(struct sk_buff *skb, struct net_device *dev) { unsigned long data; struct ioc3_private *ip = netdev_priv(dev); diff --git a/drivers/net/ethernet/sgi/meth.c b/drivers/net/ethernet/sgi/meth.c index ea55abd62ec7..703fbbefea44 100644 --- a/drivers/net/ethernet/sgi/meth.c +++ b/drivers/net/ethernet/sgi/meth.c @@ -697,7 +697,7 @@ static void meth_add_to_tx_ring(struct meth_private *priv, struct sk_buff *skb) /* * Transmit a packet (called by the kernel) */ -static int meth_tx(struct sk_buff *skb, struct net_device *dev) +static netdev_tx_t meth_tx(struct sk_buff *skb, struct net_device *dev) { struct meth_private *priv = netdev_priv(dev); unsigned long flags; diff --git a/drivers/net/ethernet/stmicro/stmmac/common.h b/drivers/net/ethernet/stmicro/stmmac/common.h index 1854f270ad66..b1b305f8f414 100644 --- a/drivers/net/ethernet/stmicro/stmmac/common.h +++ b/drivers/net/ethernet/stmicro/stmmac/common.h @@ -258,10 +258,10 @@ struct stmmac_safety_stats { #define MAX_DMA_RIWT 0xff #define MIN_DMA_RIWT 0x20 /* Tx coalesce parameters */ -#define STMMAC_COAL_TX_TIMER 40000 +#define STMMAC_COAL_TX_TIMER 1000 #define STMMAC_MAX_COAL_TX_TICK 100000 #define STMMAC_TX_MAX_FRAMES 256 -#define STMMAC_TX_FRAMES 64 +#define STMMAC_TX_FRAMES 25 /* Packets types */ enum packets_types { diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac.h b/drivers/net/ethernet/stmicro/stmmac/stmmac.h index c0a855b7ab3b..63e1064b27a2 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac.h +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac.h @@ -48,6 +48,8 @@ struct stmmac_tx_info { /* Frequently used values are kept adjacent for cache effect */ struct stmmac_tx_queue { + u32 tx_count_frames; + struct timer_list txtimer; u32 queue_index; struct stmmac_priv *priv_data; struct dma_extended_desc *dma_etx ____cacheline_aligned_in_smp; @@ -73,7 +75,14 @@ struct stmmac_rx_queue { u32 rx_zeroc_thresh; dma_addr_t dma_rx_phy; u32 rx_tail_addr; +}; + +struct stmmac_channel { struct napi_struct napi ____cacheline_aligned_in_smp; + struct stmmac_priv *priv_data; + u32 index; + int has_rx; + int has_tx; }; struct stmmac_tc_entry { @@ -109,14 +118,12 @@ struct stmmac_pps_cfg { struct stmmac_priv { /* Frequently used values are kept adjacent for cache effect */ - u32 tx_count_frames; u32 tx_coal_frames; u32 tx_coal_timer; int tx_coalesce; int hwts_tx_en; bool tx_path_in_lpi_mode; - struct timer_list txtimer; bool tso; unsigned int dma_buf_sz; @@ -137,6 +144,9 @@ struct stmmac_priv { /* TX Queue */ struct stmmac_tx_queue tx_queue[MTL_MAX_TX_QUEUES]; + /* Generic channel for NAPI */ + struct stmmac_channel channel[STMMAC_CH_MAX]; + bool oldlink; int speed; int oldduplex; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 9f458bb16f2a..75896d6ba6e2 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -148,12 +148,14 @@ static void stmmac_verify_args(void) static void stmmac_disable_all_queues(struct stmmac_priv *priv) { u32 rx_queues_cnt = priv->plat->rx_queues_to_use; + u32 tx_queues_cnt = priv->plat->tx_queues_to_use; + u32 maxq = max(rx_queues_cnt, tx_queues_cnt); u32 queue; - for (queue = 0; queue < rx_queues_cnt; queue++) { - struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + for (queue = 0; queue < maxq; queue++) { + struct stmmac_channel *ch = &priv->channel[queue]; - napi_disable(&rx_q->napi); + napi_disable(&ch->napi); } } @@ -164,12 +166,14 @@ static void stmmac_disable_all_queues(struct stmmac_priv *priv) static void stmmac_enable_all_queues(struct stmmac_priv *priv) { u32 rx_queues_cnt = priv->plat->rx_queues_to_use; + u32 tx_queues_cnt = priv->plat->tx_queues_to_use; + u32 maxq = max(rx_queues_cnt, tx_queues_cnt); u32 queue; - for (queue = 0; queue < rx_queues_cnt; queue++) { - struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + for (queue = 0; queue < maxq; queue++) { + struct stmmac_channel *ch = &priv->channel[queue]; - napi_enable(&rx_q->napi); + napi_enable(&ch->napi); } } @@ -1843,18 +1847,18 @@ static void stmmac_dma_operation_mode(struct stmmac_priv *priv) * @queue: TX queue index * Description: it reclaims the transmit resources after transmission completes. */ -static void stmmac_tx_clean(struct stmmac_priv *priv, u32 queue) +static int stmmac_tx_clean(struct stmmac_priv *priv, int budget, u32 queue) { struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; unsigned int bytes_compl = 0, pkts_compl = 0; - unsigned int entry; + unsigned int entry, count = 0; - netif_tx_lock(priv->dev); + __netif_tx_lock_bh(netdev_get_tx_queue(priv->dev, queue)); priv->xstats.tx_clean++; entry = tx_q->dirty_tx; - while (entry != tx_q->cur_tx) { + while ((entry != tx_q->cur_tx) && (count < budget)) { struct sk_buff *skb = tx_q->tx_skbuff[entry]; struct dma_desc *p; int status; @@ -1870,6 +1874,8 @@ static void stmmac_tx_clean(struct stmmac_priv *priv, u32 queue) if (unlikely(status & tx_dma_own)) break; + count++; + /* Make sure descriptor fields are read after reading * the own bit. */ @@ -1937,7 +1943,10 @@ static void stmmac_tx_clean(struct stmmac_priv *priv, u32 queue) stmmac_enable_eee_mode(priv); mod_timer(&priv->eee_ctrl_timer, STMMAC_LPI_T(eee_timer)); } - netif_tx_unlock(priv->dev); + + __netif_tx_unlock_bh(netdev_get_tx_queue(priv->dev, queue)); + + return count; } /** @@ -2020,6 +2029,33 @@ static bool stmmac_safety_feat_interrupt(struct stmmac_priv *priv) return false; } +static int stmmac_napi_check(struct stmmac_priv *priv, u32 chan) +{ + int status = stmmac_dma_interrupt_status(priv, priv->ioaddr, + &priv->xstats, chan); + struct stmmac_channel *ch = &priv->channel[chan]; + bool needs_work = false; + + if ((status & handle_rx) && ch->has_rx) { + needs_work = true; + } else { + status &= ~handle_rx; + } + + if ((status & handle_tx) && ch->has_tx) { + needs_work = true; + } else { + status &= ~handle_tx; + } + + if (needs_work && napi_schedule_prep(&ch->napi)) { + stmmac_disable_dma_irq(priv, priv->ioaddr, chan); + __napi_schedule(&ch->napi); + } + + return status; +} + /** * stmmac_dma_interrupt - DMA ISR * @priv: driver private structure @@ -2034,57 +2070,14 @@ static void stmmac_dma_interrupt(struct stmmac_priv *priv) u32 channels_to_check = tx_channel_count > rx_channel_count ? tx_channel_count : rx_channel_count; u32 chan; - bool poll_scheduled = false; int status[max_t(u32, MTL_MAX_TX_QUEUES, MTL_MAX_RX_QUEUES)]; /* Make sure we never check beyond our status buffer. */ if (WARN_ON_ONCE(channels_to_check > ARRAY_SIZE(status))) channels_to_check = ARRAY_SIZE(status); - /* Each DMA channel can be used for rx and tx simultaneously, yet - * napi_struct is embedded in struct stmmac_rx_queue rather than in a - * stmmac_channel struct. - * Because of this, stmmac_poll currently checks (and possibly wakes) - * all tx queues rather than just a single tx queue. - */ for (chan = 0; chan < channels_to_check; chan++) - status[chan] = stmmac_dma_interrupt_status(priv, priv->ioaddr, - &priv->xstats, chan); - - for (chan = 0; chan < rx_channel_count; chan++) { - if (likely(status[chan] & handle_rx)) { - struct stmmac_rx_queue *rx_q = &priv->rx_queue[chan]; - - if (likely(napi_schedule_prep(&rx_q->napi))) { - stmmac_disable_dma_irq(priv, priv->ioaddr, chan); - __napi_schedule(&rx_q->napi); - poll_scheduled = true; - } - } - } - - /* If we scheduled poll, we already know that tx queues will be checked. - * If we didn't schedule poll, see if any DMA channel (used by tx) has a - * completed transmission, if so, call stmmac_poll (once). - */ - if (!poll_scheduled) { - for (chan = 0; chan < tx_channel_count; chan++) { - if (status[chan] & handle_tx) { - /* It doesn't matter what rx queue we choose - * here. We use 0 since it always exists. - */ - struct stmmac_rx_queue *rx_q = - &priv->rx_queue[0]; - - if (likely(napi_schedule_prep(&rx_q->napi))) { - stmmac_disable_dma_irq(priv, - priv->ioaddr, chan); - __napi_schedule(&rx_q->napi); - } - break; - } - } - } + status[chan] = stmmac_napi_check(priv, chan); for (chan = 0; chan < tx_channel_count; chan++) { if (unlikely(status[chan] & tx_hard_error_bump_tc)) { @@ -2220,8 +2213,7 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv) stmmac_init_tx_chan(priv, priv->ioaddr, priv->plat->dma_cfg, tx_q->dma_tx_phy, chan); - tx_q->tx_tail_addr = tx_q->dma_tx_phy + - (DMA_TX_SIZE * sizeof(struct dma_desc)); + tx_q->tx_tail_addr = tx_q->dma_tx_phy; stmmac_set_tx_tail_ptr(priv, priv->ioaddr, tx_q->tx_tail_addr, chan); } @@ -2233,6 +2225,13 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv) return ret; } +static void stmmac_tx_timer_arm(struct stmmac_priv *priv, u32 queue) +{ + struct stmmac_tx_queue *tx_q = &priv->tx_queue[queue]; + + mod_timer(&tx_q->txtimer, STMMAC_COAL_TIMER(priv->tx_coal_timer)); +} + /** * stmmac_tx_timer - mitigation sw timer for tx. * @data: data pointer @@ -2241,13 +2240,14 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv) */ static void stmmac_tx_timer(struct timer_list *t) { - struct stmmac_priv *priv = from_timer(priv, t, txtimer); - u32 tx_queues_count = priv->plat->tx_queues_to_use; - u32 queue; + struct stmmac_tx_queue *tx_q = from_timer(tx_q, t, txtimer); + struct stmmac_priv *priv = tx_q->priv_data; + struct stmmac_channel *ch; + + ch = &priv->channel[tx_q->queue_index]; - /* let's scan all the tx queues */ - for (queue = 0; queue < tx_queues_count; queue++) - stmmac_tx_clean(priv, queue); + if (likely(napi_schedule_prep(&ch->napi))) + __napi_schedule(&ch->napi); } /** @@ -2260,11 +2260,17 @@ static void stmmac_tx_timer(struct timer_list *t) */ static void stmmac_init_tx_coalesce(struct stmmac_priv *priv) { + u32 tx_channel_count = priv->plat->tx_queues_to_use; + u32 chan; + priv->tx_coal_frames = STMMAC_TX_FRAMES; priv->tx_coal_timer = STMMAC_COAL_TX_TIMER; - timer_setup(&priv->txtimer, stmmac_tx_timer, 0); - priv->txtimer.expires = STMMAC_COAL_TIMER(priv->tx_coal_timer); - add_timer(&priv->txtimer); + + for (chan = 0; chan < tx_channel_count; chan++) { + struct stmmac_tx_queue *tx_q = &priv->tx_queue[chan]; + + timer_setup(&tx_q->txtimer, stmmac_tx_timer, 0); + } } static void stmmac_set_rings_length(struct stmmac_priv *priv) @@ -2592,6 +2598,7 @@ static void stmmac_hw_teardown(struct net_device *dev) static int stmmac_open(struct net_device *dev) { struct stmmac_priv *priv = netdev_priv(dev); + u32 chan; int ret; stmmac_check_ether_addr(priv); @@ -2688,7 +2695,9 @@ irq_error: if (dev->phydev) phy_stop(dev->phydev); - del_timer_sync(&priv->txtimer); + for (chan = 0; chan < priv->plat->tx_queues_to_use; chan++) + del_timer_sync(&priv->tx_queue[chan].txtimer); + stmmac_hw_teardown(dev); init_error: free_dma_desc_resources(priv); @@ -2708,6 +2717,7 @@ dma_desc_error: static int stmmac_release(struct net_device *dev) { struct stmmac_priv *priv = netdev_priv(dev); + u32 chan; if (priv->eee_enabled) del_timer_sync(&priv->eee_ctrl_timer); @@ -2722,7 +2732,8 @@ static int stmmac_release(struct net_device *dev) stmmac_disable_all_queues(priv); - del_timer_sync(&priv->txtimer); + for (chan = 0; chan < priv->plat->tx_queues_to_use; chan++) + del_timer_sync(&priv->tx_queue[chan].txtimer); /* Free the IRQ lines */ free_irq(dev->irq, dev); @@ -2936,14 +2947,13 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) priv->xstats.tx_tso_nfrags += nfrags; /* Manage tx mitigation */ - priv->tx_count_frames += nfrags + 1; - if (likely(priv->tx_coal_frames > priv->tx_count_frames)) { - mod_timer(&priv->txtimer, - STMMAC_COAL_TIMER(priv->tx_coal_timer)); - } else { - priv->tx_count_frames = 0; + tx_q->tx_count_frames += nfrags + 1; + if (priv->tx_coal_frames <= tx_q->tx_count_frames) { stmmac_set_tx_ic(priv, desc); priv->xstats.tx_set_ic_bit++; + tx_q->tx_count_frames = 0; + } else { + stmmac_tx_timer_arm(priv, queue); } skb_tx_timestamp(skb); @@ -2992,6 +3002,7 @@ static netdev_tx_t stmmac_tso_xmit(struct sk_buff *skb, struct net_device *dev) netdev_tx_sent_queue(netdev_get_tx_queue(dev, queue), skb->len); + tx_q->tx_tail_addr = tx_q->dma_tx_phy + (tx_q->cur_tx * sizeof(*desc)); stmmac_set_tx_tail_ptr(priv, priv->ioaddr, tx_q->tx_tail_addr, queue); return NETDEV_TX_OK; @@ -3146,14 +3157,13 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) * This approach takes care about the fragments: desc is the first * element in case of no SG. */ - priv->tx_count_frames += nfrags + 1; - if (likely(priv->tx_coal_frames > priv->tx_count_frames)) { - mod_timer(&priv->txtimer, - STMMAC_COAL_TIMER(priv->tx_coal_timer)); - } else { - priv->tx_count_frames = 0; + tx_q->tx_count_frames += nfrags + 1; + if (priv->tx_coal_frames <= tx_q->tx_count_frames) { stmmac_set_tx_ic(priv, desc); priv->xstats.tx_set_ic_bit++; + tx_q->tx_count_frames = 0; + } else { + stmmac_tx_timer_arm(priv, queue); } skb_tx_timestamp(skb); @@ -3199,6 +3209,8 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) netdev_tx_sent_queue(netdev_get_tx_queue(dev, queue), skb->len); stmmac_enable_dma_transmission(priv, priv->ioaddr); + + tx_q->tx_tail_addr = tx_q->dma_tx_phy + (tx_q->cur_tx * sizeof(*desc)); stmmac_set_tx_tail_ptr(priv, priv->ioaddr, tx_q->tx_tail_addr, queue); return NETDEV_TX_OK; @@ -3319,6 +3331,7 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv, u32 queue) static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue) { struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + struct stmmac_channel *ch = &priv->channel[queue]; unsigned int entry = rx_q->cur_rx; int coe = priv->hw->rx_csum; unsigned int next_entry; @@ -3491,7 +3504,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue) else skb->ip_summed = CHECKSUM_UNNECESSARY; - napi_gro_receive(&rx_q->napi, skb); + napi_gro_receive(&ch->napi, skb); priv->dev->stats.rx_packets++; priv->dev->stats.rx_bytes += frame_len; @@ -3514,27 +3527,33 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue) * Description : * To look at the incoming frames and clear the tx resources. */ -static int stmmac_poll(struct napi_struct *napi, int budget) +static int stmmac_napi_poll(struct napi_struct *napi, int budget) { - struct stmmac_rx_queue *rx_q = - container_of(napi, struct stmmac_rx_queue, napi); - struct stmmac_priv *priv = rx_q->priv_data; - u32 tx_count = priv->plat->tx_queues_to_use; - u32 chan = rx_q->queue_index; - int work_done = 0; - u32 queue; + struct stmmac_channel *ch = + container_of(napi, struct stmmac_channel, napi); + struct stmmac_priv *priv = ch->priv_data; + int work_done = 0, work_rem = budget; + u32 chan = ch->index; priv->xstats.napi_poll++; - /* check all the queues */ - for (queue = 0; queue < tx_count; queue++) - stmmac_tx_clean(priv, queue); + if (ch->has_tx) { + int done = stmmac_tx_clean(priv, work_rem, chan); - work_done = stmmac_rx(priv, budget, rx_q->queue_index); - if (work_done < budget) { - napi_complete_done(napi, work_done); - stmmac_enable_dma_irq(priv, priv->ioaddr, chan); + work_done += done; + work_rem -= done; + } + + if (ch->has_rx) { + int done = stmmac_rx(priv, work_rem, chan); + + work_done += done; + work_rem -= done; } + + if (work_done < budget && napi_complete_done(napi, work_done)) + stmmac_enable_dma_irq(priv, priv->ioaddr, chan); + return work_done; } @@ -4198,8 +4217,8 @@ int stmmac_dvr_probe(struct device *device, { struct net_device *ndev = NULL; struct stmmac_priv *priv; + u32 queue, maxq; int ret = 0; - u32 queue; ndev = alloc_etherdev_mqs(sizeof(struct stmmac_priv), MTL_MAX_TX_QUEUES, @@ -4322,11 +4341,22 @@ int stmmac_dvr_probe(struct device *device, "Enable RX Mitigation via HW Watchdog Timer\n"); } - for (queue = 0; queue < priv->plat->rx_queues_to_use; queue++) { - struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + /* Setup channels NAPI */ + maxq = max(priv->plat->rx_queues_to_use, priv->plat->tx_queues_to_use); - netif_napi_add(ndev, &rx_q->napi, stmmac_poll, - (8 * priv->plat->rx_queues_to_use)); + for (queue = 0; queue < maxq; queue++) { + struct stmmac_channel *ch = &priv->channel[queue]; + + ch->priv_data = priv; + ch->index = queue; + + if (queue < priv->plat->rx_queues_to_use) + ch->has_rx = true; + if (queue < priv->plat->tx_queues_to_use) + ch->has_tx = true; + + netif_napi_add(ndev, &ch->napi, stmmac_napi_poll, + NAPI_POLL_WEIGHT); } mutex_init(&priv->lock); @@ -4372,10 +4402,10 @@ error_netdev_register: priv->hw->pcs != STMMAC_PCS_RTBI) stmmac_mdio_unregister(ndev); error_mdio_register: - for (queue = 0; queue < priv->plat->rx_queues_to_use; queue++) { - struct stmmac_rx_queue *rx_q = &priv->rx_queue[queue]; + for (queue = 0; queue < maxq; queue++) { + struct stmmac_channel *ch = &priv->channel[queue]; - netif_napi_del(&rx_q->napi); + netif_napi_del(&ch->napi); } error_hw_init: destroy_workqueue(priv->wq); diff --git a/drivers/net/ethernet/wiznet/w5100.c b/drivers/net/ethernet/wiznet/w5100.c index 2bdfb39215e9..d8ba512f166a 100644 --- a/drivers/net/ethernet/wiznet/w5100.c +++ b/drivers/net/ethernet/wiznet/w5100.c @@ -835,7 +835,7 @@ static void w5100_tx_work(struct work_struct *work) w5100_tx_skb(priv->ndev, skb); } -static int w5100_start_tx(struct sk_buff *skb, struct net_device *ndev) +static netdev_tx_t w5100_start_tx(struct sk_buff *skb, struct net_device *ndev) { struct w5100_priv *priv = netdev_priv(ndev); diff --git a/drivers/net/ethernet/wiznet/w5300.c b/drivers/net/ethernet/wiznet/w5300.c index 56ae573001e8..80fdbff67d82 100644 --- a/drivers/net/ethernet/wiznet/w5300.c +++ b/drivers/net/ethernet/wiznet/w5300.c @@ -365,7 +365,7 @@ static void w5300_tx_timeout(struct net_device *ndev) netif_wake_queue(ndev); } -static int w5300_start_tx(struct sk_buff *skb, struct net_device *ndev) +static netdev_tx_t w5300_start_tx(struct sk_buff *skb, struct net_device *ndev) { struct w5300_priv *priv = netdev_priv(ndev); diff --git a/drivers/net/phy/sfp-bus.c b/drivers/net/phy/sfp-bus.c index 740655261e5b..83060fb349f4 100644 --- a/drivers/net/phy/sfp-bus.c +++ b/drivers/net/phy/sfp-bus.c @@ -349,6 +349,7 @@ static int sfp_register_bus(struct sfp_bus *bus) } if (bus->started) bus->socket_ops->start(bus->sfp); + bus->netdev->sfp_bus = bus; bus->registered = true; return 0; } @@ -357,6 +358,7 @@ static void sfp_unregister_bus(struct sfp_bus *bus) { const struct sfp_upstream_ops *ops = bus->upstream_ops; + bus->netdev->sfp_bus = NULL; if (bus->registered) { if (bus->started) bus->socket_ops->stop(bus->sfp); @@ -438,7 +440,6 @@ static void sfp_upstream_clear(struct sfp_bus *bus) { bus->upstream_ops = NULL; bus->upstream = NULL; - bus->netdev->sfp_bus = NULL; bus->netdev = NULL; } @@ -467,7 +468,6 @@ struct sfp_bus *sfp_register_upstream(struct fwnode_handle *fwnode, bus->upstream_ops = ops; bus->upstream = upstream; bus->netdev = ndev; - ndev->sfp_bus = bus; if (bus->sfp) { ret = sfp_register_bus(bus); diff --git a/drivers/net/tun.c b/drivers/net/tun.c index ebd07ad82431..e2648b5a3861 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1153,43 +1153,6 @@ static netdev_features_t tun_net_fix_features(struct net_device *dev, return (features & tun->set_features) | (features & ~TUN_USER_FEATURES); } -#ifdef CONFIG_NET_POLL_CONTROLLER -static void tun_poll_controller(struct net_device *dev) -{ - /* - * Tun only receives frames when: - * 1) the char device endpoint gets data from user space - * 2) the tun socket gets a sendmsg call from user space - * If NAPI is not enabled, since both of those are synchronous - * operations, we are guaranteed never to have pending data when we poll - * for it so there is nothing to do here but return. - * We need this though so netpoll recognizes us as an interface that - * supports polling, which enables bridge devices in virt setups to - * still use netconsole - * If NAPI is enabled, however, we need to schedule polling for all - * queues unless we are using napi_gro_frags(), which we call in - * process context and not in NAPI context. - */ - struct tun_struct *tun = netdev_priv(dev); - - if (tun->flags & IFF_NAPI) { - struct tun_file *tfile; - int i; - - if (tun_napi_frags_enabled(tun)) - return; - - rcu_read_lock(); - for (i = 0; i < tun->numqueues; i++) { - tfile = rcu_dereference(tun->tfiles[i]); - if (tfile->napi_enabled) - napi_schedule(&tfile->napi); - } - rcu_read_unlock(); - } - return; -} -#endif static void tun_set_headroom(struct net_device *dev, int new_hr) { @@ -1283,9 +1246,6 @@ static const struct net_device_ops tun_netdev_ops = { .ndo_start_xmit = tun_net_xmit, .ndo_fix_features = tun_net_fix_features, .ndo_select_queue = tun_select_queue, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = tun_poll_controller, -#endif .ndo_set_rx_headroom = tun_set_headroom, .ndo_get_stats64 = tun_net_get_stats64, }; @@ -1365,9 +1325,6 @@ static const struct net_device_ops tap_netdev_ops = { .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, .ndo_select_queue = tun_select_queue, -#ifdef CONFIG_NET_POLL_CONTROLLER - .ndo_poll_controller = tun_poll_controller, -#endif .ndo_features_check = passthru_features_check, .ndo_set_rx_headroom = tun_set_headroom, .ndo_get_stats64 = tun_net_get_stats64, diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c index 5a9562881d4e..9fe3fff818b8 100644 --- a/drivers/nvme/host/multipath.c +++ b/drivers/nvme/host/multipath.c @@ -537,8 +537,10 @@ int nvme_mpath_init(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id) INIT_WORK(&ctrl->ana_work, nvme_ana_work); ctrl->ana_log_buf = kmalloc(ctrl->ana_log_size, GFP_KERNEL); - if (!ctrl->ana_log_buf) + if (!ctrl->ana_log_buf) { + error = -ENOMEM; goto out; + } error = nvme_read_ana_log(ctrl, true); if (error) @@ -547,7 +549,7 @@ int nvme_mpath_init(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id) out_free_ana_log_buf: kfree(ctrl->ana_log_buf); out: - return -ENOMEM; + return error; } void nvme_mpath_uninit(struct nvme_ctrl *ctrl) diff --git a/drivers/pci/controller/dwc/pcie-designware.c b/drivers/pci/controller/dwc/pcie-designware.c index 778c4f76a884..2153956a0b20 100644 --- a/drivers/pci/controller/dwc/pcie-designware.c +++ b/drivers/pci/controller/dwc/pcie-designware.c @@ -135,7 +135,7 @@ static void dw_pcie_prog_outbound_atu_unroll(struct dw_pcie *pci, int index, if (val & PCIE_ATU_ENABLE) return; - usleep_range(LINK_WAIT_IATU_MIN, LINK_WAIT_IATU_MAX); + mdelay(LINK_WAIT_IATU); } dev_err(pci->dev, "Outbound iATU is not being enabled\n"); } @@ -178,7 +178,7 @@ void dw_pcie_prog_outbound_atu(struct dw_pcie *pci, int index, int type, if (val & PCIE_ATU_ENABLE) return; - usleep_range(LINK_WAIT_IATU_MIN, LINK_WAIT_IATU_MAX); + mdelay(LINK_WAIT_IATU); } dev_err(pci->dev, "Outbound iATU is not being enabled\n"); } @@ -236,7 +236,7 @@ static int dw_pcie_prog_inbound_atu_unroll(struct dw_pcie *pci, int index, if (val & PCIE_ATU_ENABLE) return 0; - usleep_range(LINK_WAIT_IATU_MIN, LINK_WAIT_IATU_MAX); + mdelay(LINK_WAIT_IATU); } dev_err(pci->dev, "Inbound iATU is not being enabled\n"); @@ -282,7 +282,7 @@ int dw_pcie_prog_inbound_atu(struct dw_pcie *pci, int index, int bar, if (val & PCIE_ATU_ENABLE) return 0; - usleep_range(LINK_WAIT_IATU_MIN, LINK_WAIT_IATU_MAX); + mdelay(LINK_WAIT_IATU); } dev_err(pci->dev, "Inbound iATU is not being enabled\n"); diff --git a/drivers/pci/controller/dwc/pcie-designware.h b/drivers/pci/controller/dwc/pcie-designware.h index 96126fd8403c..9f1a5e399b70 100644 --- a/drivers/pci/controller/dwc/pcie-designware.h +++ b/drivers/pci/controller/dwc/pcie-designware.h @@ -26,8 +26,7 @@ /* Parameters for the waiting for iATU enabled routine */ #define LINK_WAIT_MAX_IATU_RETRIES 5 -#define LINK_WAIT_IATU_MIN 9000 -#define LINK_WAIT_IATU_MAX 10000 +#define LINK_WAIT_IATU 9 /* Synopsys-specific PCIe configuration registers */ #define PCIE_PORT_LINK_CONTROL 0x710 diff --git a/drivers/pci/controller/pci-hyperv.c b/drivers/pci/controller/pci-hyperv.c index ee80e79db21a..9ba4d12c179c 100644 --- a/drivers/pci/controller/pci-hyperv.c +++ b/drivers/pci/controller/pci-hyperv.c @@ -1484,8 +1484,10 @@ static void hv_pci_assign_slots(struct hv_pcibus_device *hbus) snprintf(name, SLOT_NAME_SIZE, "%u", hpdev->desc.ser); hpdev->pci_slot = pci_create_slot(hbus->pci_bus, slot_nr, name, NULL); - if (!hpdev->pci_slot) + if (IS_ERR(hpdev->pci_slot)) { pr_warn("pci_create slot %s failed\n", name); + hpdev->pci_slot = NULL; + } } } diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index ef0b1b6ba86f..12afa7fdf77e 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -457,17 +457,18 @@ static void acpiphp_native_scan_bridge(struct pci_dev *bridge) /** * enable_slot - enable, configure a slot * @slot: slot to be enabled + * @bridge: true if enable is for the whole bridge (not a single slot) * * This function should be called per *physical slot*, * not per each slot object in ACPI namespace. */ -static void enable_slot(struct acpiphp_slot *slot) +static void enable_slot(struct acpiphp_slot *slot, bool bridge) { struct pci_dev *dev; struct pci_bus *bus = slot->bus; struct acpiphp_func *func; - if (bus->self && hotplug_is_native(bus->self)) { + if (bridge && bus->self && hotplug_is_native(bus->self)) { /* * If native hotplug is used, it will take care of hotplug * slot management and resource allocation for hotplug @@ -701,7 +702,7 @@ static void acpiphp_check_bridge(struct acpiphp_bridge *bridge) trim_stale_devices(dev); /* configure all functions */ - enable_slot(slot); + enable_slot(slot, true); } else { disable_slot(slot); } @@ -785,7 +786,7 @@ static void hotplug_event(u32 type, struct acpiphp_context *context) if (bridge) acpiphp_check_bridge(bridge); else if (!(slot->flags & SLOT_IS_GOING_AWAY)) - enable_slot(slot); + enable_slot(slot, false); break; @@ -973,7 +974,7 @@ int acpiphp_enable_slot(struct acpiphp_slot *slot) /* configure all functions */ if (!(slot->flags & SLOT_ENABLED)) - enable_slot(slot); + enable_slot(slot, false); pci_unlock_rescan_remove(); return 0; diff --git a/drivers/pinctrl/intel/pinctrl-cannonlake.c b/drivers/pinctrl/intel/pinctrl-cannonlake.c index 8d48371caaa2..e7f45d96b0cb 100644 --- a/drivers/pinctrl/intel/pinctrl-cannonlake.c +++ b/drivers/pinctrl/intel/pinctrl-cannonlake.c @@ -15,10 +15,11 @@ #include "pinctrl-intel.h" -#define CNL_PAD_OWN 0x020 -#define CNL_PADCFGLOCK 0x080 -#define CNL_HOSTSW_OWN 0x0b0 -#define CNL_GPI_IE 0x120 +#define CNL_PAD_OWN 0x020 +#define CNL_PADCFGLOCK 0x080 +#define CNL_LP_HOSTSW_OWN 0x0b0 +#define CNL_H_HOSTSW_OWN 0x0c0 +#define CNL_GPI_IE 0x120 #define CNL_GPP(r, s, e, g) \ { \ @@ -30,12 +31,12 @@ #define CNL_NO_GPIO -1 -#define CNL_COMMUNITY(b, s, e, g) \ +#define CNL_COMMUNITY(b, s, e, o, g) \ { \ .barno = (b), \ .padown_offset = CNL_PAD_OWN, \ .padcfglock_offset = CNL_PADCFGLOCK, \ - .hostown_offset = CNL_HOSTSW_OWN, \ + .hostown_offset = (o), \ .ie_offset = CNL_GPI_IE, \ .pin_base = (s), \ .npins = ((e) - (s) + 1), \ @@ -43,6 +44,12 @@ .ngpps = ARRAY_SIZE(g), \ } +#define CNLLP_COMMUNITY(b, s, e, g) \ + CNL_COMMUNITY(b, s, e, CNL_LP_HOSTSW_OWN, g) + +#define CNLH_COMMUNITY(b, s, e, g) \ + CNL_COMMUNITY(b, s, e, CNL_H_HOSTSW_OWN, g) + /* Cannon Lake-H */ static const struct pinctrl_pin_desc cnlh_pins[] = { /* GPP_A */ @@ -442,10 +449,10 @@ static const struct intel_function cnlh_functions[] = { }; static const struct intel_community cnlh_communities[] = { - CNL_COMMUNITY(0, 0, 50, cnlh_community0_gpps), - CNL_COMMUNITY(1, 51, 154, cnlh_community1_gpps), - CNL_COMMUNITY(2, 155, 248, cnlh_community3_gpps), - CNL_COMMUNITY(3, 249, 298, cnlh_community4_gpps), + CNLH_COMMUNITY(0, 0, 50, cnlh_community0_gpps), + CNLH_COMMUNITY(1, 51, 154, cnlh_community1_gpps), + CNLH_COMMUNITY(2, 155, 248, cnlh_community3_gpps), + CNLH_COMMUNITY(3, 249, 298, cnlh_community4_gpps), }; static const struct intel_pinctrl_soc_data cnlh_soc_data = { @@ -803,9 +810,9 @@ static const struct intel_padgroup cnllp_community4_gpps[] = { }; static const struct intel_community cnllp_communities[] = { - CNL_COMMUNITY(0, 0, 67, cnllp_community0_gpps), - CNL_COMMUNITY(1, 68, 180, cnllp_community1_gpps), - CNL_COMMUNITY(2, 181, 243, cnllp_community4_gpps), + CNLLP_COMMUNITY(0, 0, 67, cnllp_community0_gpps), + CNLLP_COMMUNITY(1, 68, 180, cnllp_community1_gpps), + CNLLP_COMMUNITY(2, 181, 243, cnllp_community4_gpps), }; static const struct intel_pinctrl_soc_data cnllp_soc_data = { diff --git a/drivers/pinctrl/intel/pinctrl-intel.c b/drivers/pinctrl/intel/pinctrl-intel.c index ec8dafc94694..1ea3438ea67e 100644 --- a/drivers/pinctrl/intel/pinctrl-intel.c +++ b/drivers/pinctrl/intel/pinctrl-intel.c @@ -887,36 +887,6 @@ static const struct gpio_chip intel_gpio_chip = { .set_config = gpiochip_generic_config, }; -static int intel_gpio_irq_reqres(struct irq_data *d) -{ - struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct intel_pinctrl *pctrl = gpiochip_get_data(gc); - int pin; - int ret; - - pin = intel_gpio_to_pin(pctrl, irqd_to_hwirq(d), NULL, NULL); - if (pin >= 0) { - ret = gpiochip_lock_as_irq(gc, pin); - if (ret) { - dev_err(pctrl->dev, "unable to lock HW IRQ %d for IRQ\n", - pin); - return ret; - } - } - return 0; -} - -static void intel_gpio_irq_relres(struct irq_data *d) -{ - struct gpio_chip *gc = irq_data_get_irq_chip_data(d); - struct intel_pinctrl *pctrl = gpiochip_get_data(gc); - int pin; - - pin = intel_gpio_to_pin(pctrl, irqd_to_hwirq(d), NULL, NULL); - if (pin >= 0) - gpiochip_unlock_as_irq(gc, pin); -} - static void intel_gpio_irq_ack(struct irq_data *d) { struct gpio_chip *gc = irq_data_get_irq_chip_data(d); @@ -1132,8 +1102,6 @@ static irqreturn_t intel_gpio_irq(int irq, void *data) static struct irq_chip intel_gpio_irqchip = { .name = "intel-gpio", - .irq_request_resources = intel_gpio_irq_reqres, - .irq_release_resources = intel_gpio_irq_relres, .irq_enable = intel_gpio_irq_enable, .irq_ack = intel_gpio_irq_ack, .irq_mask = intel_gpio_irq_mask, diff --git a/drivers/pinctrl/pinctrl-amd.c b/drivers/pinctrl/pinctrl-amd.c index 41ccc759b8b8..1425c2874d40 100644 --- a/drivers/pinctrl/pinctrl-amd.c +++ b/drivers/pinctrl/pinctrl-amd.c @@ -348,21 +348,12 @@ static void amd_gpio_irq_enable(struct irq_data *d) unsigned long flags; struct gpio_chip *gc = irq_data_get_irq_chip_data(d); struct amd_gpio *gpio_dev = gpiochip_get_data(gc); - u32 mask = BIT(INTERRUPT_ENABLE_OFF) | BIT(INTERRUPT_MASK_OFF); raw_spin_lock_irqsave(&gpio_dev->lock, flags); pin_reg = readl(gpio_dev->base + (d->hwirq)*4); pin_reg |= BIT(INTERRUPT_ENABLE_OFF); pin_reg |= BIT(INTERRUPT_MASK_OFF); writel(pin_reg, gpio_dev->base + (d->hwirq)*4); - /* - * When debounce logic is enabled it takes ~900 us before interrupts - * can be enabled. During this "debounce warm up" period the - * "INTERRUPT_ENABLE" bit will read as 0. Poll the bit here until it - * reads back as 1, signaling that interrupts are now enabled. - */ - while ((readl(gpio_dev->base + (d->hwirq)*4) & mask) != mask) - continue; raw_spin_unlock_irqrestore(&gpio_dev->lock, flags); } @@ -426,7 +417,7 @@ static void amd_gpio_irq_eoi(struct irq_data *d) static int amd_gpio_irq_set_type(struct irq_data *d, unsigned int type) { int ret = 0; - u32 pin_reg; + u32 pin_reg, pin_reg_irq_en, mask; unsigned long flags, irq_flags; struct gpio_chip *gc = irq_data_get_irq_chip_data(d); struct amd_gpio *gpio_dev = gpiochip_get_data(gc); @@ -495,6 +486,28 @@ static int amd_gpio_irq_set_type(struct irq_data *d, unsigned int type) } pin_reg |= CLR_INTR_STAT << INTERRUPT_STS_OFF; + /* + * If WAKE_INT_MASTER_REG.MaskStsEn is set, a software write to the + * debounce registers of any GPIO will block wake/interrupt status + * generation for *all* GPIOs for a lenght of time that depends on + * WAKE_INT_MASTER_REG.MaskStsLength[11:0]. During this period the + * INTERRUPT_ENABLE bit will read as 0. + * + * We temporarily enable irq for the GPIO whose configuration is + * changing, and then wait for it to read back as 1 to know when + * debounce has settled and then disable the irq again. + * We do this polling with the spinlock held to ensure other GPIO + * access routines do not read an incorrect value for the irq enable + * bit of other GPIOs. We keep the GPIO masked while polling to avoid + * spurious irqs, and disable the irq again after polling. + */ + mask = BIT(INTERRUPT_ENABLE_OFF); + pin_reg_irq_en = pin_reg; + pin_reg_irq_en |= mask; + pin_reg_irq_en &= ~BIT(INTERRUPT_MASK_OFF); + writel(pin_reg_irq_en, gpio_dev->base + (d->hwirq)*4); + while ((readl(gpio_dev->base + (d->hwirq)*4) & mask) != mask) + continue; writel(pin_reg, gpio_dev->base + (d->hwirq)*4); raw_spin_unlock_irqrestore(&gpio_dev->lock, flags); diff --git a/drivers/regulator/bd71837-regulator.c b/drivers/regulator/bd71837-regulator.c index 0f8ac8dec3e1..a1bd8aaf4d98 100644 --- a/drivers/regulator/bd71837-regulator.c +++ b/drivers/regulator/bd71837-regulator.c @@ -569,6 +569,25 @@ static int bd71837_probe(struct platform_device *pdev) BD71837_REG_REGLOCK); } + /* + * There is a HW quirk in BD71837. The shutdown sequence timings for + * bucks/LDOs which are controlled via register interface are changed. + * At PMIC poweroff the voltage for BUCK6/7 is cut immediately at the + * beginning of shut-down sequence. As bucks 6 and 7 are parent + * supplies for LDO5 and LDO6 - this causes LDO5/6 voltage + * monitoring to errorneously detect under voltage and force PMIC to + * emergency state instead of poweroff. In order to avoid this we + * disable voltage monitoring for LDO5 and LDO6 + */ + err = regmap_update_bits(pmic->mfd->regmap, BD718XX_REG_MVRFLTMASK2, + BD718XX_LDO5_VRMON80 | BD718XX_LDO6_VRMON80, + BD718XX_LDO5_VRMON80 | BD718XX_LDO6_VRMON80); + if (err) { + dev_err(&pmic->pdev->dev, + "Failed to disable voltage monitoring\n"); + goto err; + } + for (i = 0; i < ARRAY_SIZE(pmic_regulator_inits); i++) { struct regulator_desc *desc; diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index bb1324f93143..9577d8941846 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -3161,7 +3161,7 @@ static inline int regulator_suspend_toggle(struct regulator_dev *rdev, if (!rstate->changeable) return -EPERM; - rstate->enabled = en; + rstate->enabled = (en) ? ENABLE_IN_SUSPEND : DISABLE_IN_SUSPEND; return 0; } @@ -4395,13 +4395,13 @@ regulator_register(const struct regulator_desc *regulator_desc, !rdev->desc->fixed_uV) rdev->is_switch = true; + dev_set_drvdata(&rdev->dev, rdev); ret = device_register(&rdev->dev); if (ret != 0) { put_device(&rdev->dev); goto unset_supplies; } - dev_set_drvdata(&rdev->dev, rdev); rdev_init_debugfs(rdev); /* try to resolve regulators supply since a new one was registered */ diff --git a/drivers/regulator/of_regulator.c b/drivers/regulator/of_regulator.c index 638f17d4c848..210fc20f7de7 100644 --- a/drivers/regulator/of_regulator.c +++ b/drivers/regulator/of_regulator.c @@ -213,8 +213,6 @@ static void of_get_regulation_constraints(struct device_node *np, else if (of_property_read_bool(suspend_np, "regulator-off-in-suspend")) suspend_state->enabled = DISABLE_IN_SUSPEND; - else - suspend_state->enabled = DO_NOTHING_IN_SUSPEND; if (!of_property_read_u32(np, "regulator-suspend-min-microvolt", &pval)) diff --git a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c index fac377320158..f42a619198c4 100644 --- a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c +++ b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c @@ -3474,11 +3474,10 @@ static int ibmvscsis_probe(struct vio_dev *vdev, vscsi->dds.window[LOCAL].liobn, vscsi->dds.window[REMOTE].liobn); - strcpy(vscsi->eye, "VSCSI "); - strncat(vscsi->eye, vdev->name, MAX_EYE); + snprintf(vscsi->eye, sizeof(vscsi->eye), "VSCSI %s", vdev->name); vscsi->dds.unit_id = vdev->unit_address; - strncpy(vscsi->dds.partition_name, partition_name, + strscpy(vscsi->dds.partition_name, partition_name, sizeof(vscsi->dds.partition_name)); vscsi->dds.partition_num = partition_number; diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index f2ec80b0ffc0..271990bc065b 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -3335,6 +3335,65 @@ static void ipr_release_dump(struct kref *kref) LEAVE; } +static void ipr_add_remove_thread(struct work_struct *work) +{ + unsigned long lock_flags; + struct ipr_resource_entry *res; + struct scsi_device *sdev; + struct ipr_ioa_cfg *ioa_cfg = + container_of(work, struct ipr_ioa_cfg, scsi_add_work_q); + u8 bus, target, lun; + int did_work; + + ENTER; + spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags); + +restart: + do { + did_work = 0; + if (!ioa_cfg->hrrq[IPR_INIT_HRRQ].allow_cmds) { + spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); + return; + } + + list_for_each_entry(res, &ioa_cfg->used_res_q, queue) { + if (res->del_from_ml && res->sdev) { + did_work = 1; + sdev = res->sdev; + if (!scsi_device_get(sdev)) { + if (!res->add_to_ml) + list_move_tail(&res->queue, &ioa_cfg->free_res_q); + else + res->del_from_ml = 0; + spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); + scsi_remove_device(sdev); + scsi_device_put(sdev); + spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags); + } + break; + } + } + } while (did_work); + + list_for_each_entry(res, &ioa_cfg->used_res_q, queue) { + if (res->add_to_ml) { + bus = res->bus; + target = res->target; + lun = res->lun; + res->add_to_ml = 0; + spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); + scsi_add_device(ioa_cfg->host, bus, target, lun); + spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags); + goto restart; + } + } + + ioa_cfg->scan_done = 1; + spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); + kobject_uevent(&ioa_cfg->host->shost_dev.kobj, KOBJ_CHANGE); + LEAVE; +} + /** * ipr_worker_thread - Worker thread * @work: ioa config struct @@ -3349,13 +3408,9 @@ static void ipr_release_dump(struct kref *kref) static void ipr_worker_thread(struct work_struct *work) { unsigned long lock_flags; - struct ipr_resource_entry *res; - struct scsi_device *sdev; struct ipr_dump *dump; struct ipr_ioa_cfg *ioa_cfg = container_of(work, struct ipr_ioa_cfg, work_q); - u8 bus, target, lun; - int did_work; ENTER; spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags); @@ -3393,49 +3448,9 @@ static void ipr_worker_thread(struct work_struct *work) return; } -restart: - do { - did_work = 0; - if (!ioa_cfg->hrrq[IPR_INIT_HRRQ].allow_cmds) { - spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); - return; - } + schedule_work(&ioa_cfg->scsi_add_work_q); - list_for_each_entry(res, &ioa_cfg->used_res_q, queue) { - if (res->del_from_ml && res->sdev) { - did_work = 1; - sdev = res->sdev; - if (!scsi_device_get(sdev)) { - if (!res->add_to_ml) - list_move_tail(&res->queue, &ioa_cfg->free_res_q); - else - res->del_from_ml = 0; - spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); - scsi_remove_device(sdev); - scsi_device_put(sdev); - spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags); - } - break; - } - } - } while (did_work); - - list_for_each_entry(res, &ioa_cfg->used_res_q, queue) { - if (res->add_to_ml) { - bus = res->bus; - target = res->target; - lun = res->lun; - res->add_to_ml = 0; - spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); - scsi_add_device(ioa_cfg->host, bus, target, lun); - spin_lock_irqsave(ioa_cfg->host->host_lock, lock_flags); - goto restart; - } - } - - ioa_cfg->scan_done = 1; spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags); - kobject_uevent(&ioa_cfg->host->shost_dev.kobj, KOBJ_CHANGE); LEAVE; } @@ -9933,6 +9948,7 @@ static void ipr_init_ioa_cfg(struct ipr_ioa_cfg *ioa_cfg, INIT_LIST_HEAD(&ioa_cfg->free_res_q); INIT_LIST_HEAD(&ioa_cfg->used_res_q); INIT_WORK(&ioa_cfg->work_q, ipr_worker_thread); + INIT_WORK(&ioa_cfg->scsi_add_work_q, ipr_add_remove_thread); init_waitqueue_head(&ioa_cfg->reset_wait_q); init_waitqueue_head(&ioa_cfg->msi_wait_q); init_waitqueue_head(&ioa_cfg->eeh_wait_q); diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h index 68afbbde54d3..f6baa2351313 100644 --- a/drivers/scsi/ipr.h +++ b/drivers/scsi/ipr.h @@ -1575,6 +1575,7 @@ struct ipr_ioa_cfg { u8 saved_mode_page_len; struct work_struct work_q; + struct work_struct scsi_add_work_q; struct workqueue_struct *reset_work_q; wait_queue_head_t reset_wait_q; diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index 057a60abe664..1a6ed9b0a249 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -360,12 +360,12 @@ lpfc_nvme_info_show(struct device *dev, struct device_attribute *attr, goto buffer_done; list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { + nrport = NULL; + spin_lock(&vport->phba->hbalock); rport = lpfc_ndlp_get_nrport(ndlp); - if (!rport) - continue; - - /* local short-hand pointer. */ - nrport = rport->remoteport; + if (rport) + nrport = rport->remoteport; + spin_unlock(&vport->phba->hbalock); if (!nrport) continue; @@ -3386,6 +3386,7 @@ lpfc_update_rport_devloss_tmo(struct lpfc_vport *vport) struct lpfc_nodelist *ndlp; #if (IS_ENABLED(CONFIG_NVME_FC)) struct lpfc_nvme_rport *rport; + struct nvme_fc_remote_port *remoteport = NULL; #endif shost = lpfc_shost_from_vport(vport); @@ -3396,8 +3397,12 @@ lpfc_update_rport_devloss_tmo(struct lpfc_vport *vport) if (ndlp->rport) ndlp->rport->dev_loss_tmo = vport->cfg_devloss_tmo; #if (IS_ENABLED(CONFIG_NVME_FC)) + spin_lock(&vport->phba->hbalock); rport = lpfc_ndlp_get_nrport(ndlp); if (rport) + remoteport = rport->remoteport; + spin_unlock(&vport->phba->hbalock); + if (remoteport) nvme_fc_set_remoteport_devloss(rport->remoteport, vport->cfg_devloss_tmo); #endif diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c index 9df0c051349f..aec5b10a8c85 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.c +++ b/drivers/scsi/lpfc/lpfc_debugfs.c @@ -551,7 +551,7 @@ lpfc_debugfs_nodelist_data(struct lpfc_vport *vport, char *buf, int size) unsigned char *statep; struct nvme_fc_local_port *localport; struct lpfc_nvmet_tgtport *tgtp; - struct nvme_fc_remote_port *nrport; + struct nvme_fc_remote_port *nrport = NULL; struct lpfc_nvme_rport *rport; cnt = (LPFC_NODELIST_SIZE / LPFC_NODELIST_ENTRY_SIZE); @@ -696,11 +696,11 @@ lpfc_debugfs_nodelist_data(struct lpfc_vport *vport, char *buf, int size) len += snprintf(buf + len, size - len, "\tRport List:\n"); list_for_each_entry(ndlp, &vport->fc_nodes, nlp_listp) { /* local short-hand pointer. */ + spin_lock(&phba->hbalock); rport = lpfc_ndlp_get_nrport(ndlp); - if (!rport) - continue; - - nrport = rport->remoteport; + if (rport) + nrport = rport->remoteport; + spin_unlock(&phba->hbalock); if (!nrport) continue; diff --git a/drivers/scsi/lpfc/lpfc_nvme.c b/drivers/scsi/lpfc/lpfc_nvme.c index 028462e5994d..918ae18ef8a8 100644 --- a/drivers/scsi/lpfc/lpfc_nvme.c +++ b/drivers/scsi/lpfc/lpfc_nvme.c @@ -2725,7 +2725,9 @@ lpfc_nvme_register_port(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) rpinfo.port_name = wwn_to_u64(ndlp->nlp_portname.u.wwn); rpinfo.node_name = wwn_to_u64(ndlp->nlp_nodename.u.wwn); + spin_lock_irq(&vport->phba->hbalock); oldrport = lpfc_ndlp_get_nrport(ndlp); + spin_unlock_irq(&vport->phba->hbalock); if (!oldrport) lpfc_nlp_get(ndlp); @@ -2840,7 +2842,7 @@ lpfc_nvme_unregister_port(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) struct nvme_fc_local_port *localport; struct lpfc_nvme_lport *lport; struct lpfc_nvme_rport *rport; - struct nvme_fc_remote_port *remoteport; + struct nvme_fc_remote_port *remoteport = NULL; localport = vport->localport; @@ -2854,11 +2856,14 @@ lpfc_nvme_unregister_port(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp) if (!lport) goto input_err; + spin_lock_irq(&vport->phba->hbalock); rport = lpfc_ndlp_get_nrport(ndlp); - if (!rport) + if (rport) + remoteport = rport->remoteport; + spin_unlock_irq(&vport->phba->hbalock); + if (!remoteport) goto input_err; - remoteport = rport->remoteport; lpfc_printf_vlog(vport, KERN_INFO, LOG_NVME_DISC, "6033 Unreg nvme remoteport %p, portname x%llx, " "port_id x%06x, portstate x%x port type x%x\n", diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index b79b366a94f7..4a57ffecc7e6 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -1276,7 +1276,8 @@ static int sd_init_command(struct scsi_cmnd *cmd) case REQ_OP_ZONE_RESET: return sd_zbc_setup_reset_cmnd(cmd); default: - BUG(); + WARN_ON_ONCE(1); + return BLKPREP_KILL; } } @@ -2959,6 +2960,9 @@ static void sd_read_block_characteristics(struct scsi_disk *sdkp) if (rot == 1) { blk_queue_flag_set(QUEUE_FLAG_NONROT, q); blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, q); + } else { + blk_queue_flag_clear(QUEUE_FLAG_NONROT, q); + blk_queue_flag_set(QUEUE_FLAG_ADD_RANDOM, q); } if (sdkp->device->type == TYPE_ZBC) { diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 9d5d2ca7fc4f..c55f38ec391c 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -7940,6 +7940,13 @@ int ufshcd_alloc_host(struct device *dev, struct ufs_hba **hba_handle) err = -ENOMEM; goto out_error; } + + /* + * Do not use blk-mq at this time because blk-mq does not support + * runtime pm. + */ + host->use_blk_mq = false; + hba = shost_priv(host); hba->host = host; hba->dev = dev; diff --git a/drivers/soundwire/stream.c b/drivers/soundwire/stream.c index 4b5e250e8615..e5c7e1ef6318 100644 --- a/drivers/soundwire/stream.c +++ b/drivers/soundwire/stream.c @@ -899,9 +899,10 @@ static void sdw_release_master_stream(struct sdw_stream_runtime *stream) struct sdw_master_runtime *m_rt = stream->m_rt; struct sdw_slave_runtime *s_rt, *_s_rt; - list_for_each_entry_safe(s_rt, _s_rt, - &m_rt->slave_rt_list, m_rt_node) - sdw_stream_remove_slave(s_rt->slave, stream); + list_for_each_entry_safe(s_rt, _s_rt, &m_rt->slave_rt_list, m_rt_node) { + sdw_slave_port_release(s_rt->slave->bus, s_rt->slave, stream); + sdw_release_slave_stream(s_rt->slave, stream); + } list_del(&m_rt->bus_node); } @@ -1112,7 +1113,7 @@ int sdw_stream_add_master(struct sdw_bus *bus, "Master runtime config failed for stream:%s", stream->name); ret = -ENOMEM; - goto error; + goto unlock; } ret = sdw_config_stream(bus->dev, stream, stream_config, false); @@ -1123,11 +1124,11 @@ int sdw_stream_add_master(struct sdw_bus *bus, if (ret) goto stream_error; - stream->state = SDW_STREAM_CONFIGURED; + goto unlock; stream_error: sdw_release_master_stream(stream); -error: +unlock: mutex_unlock(&bus->bus_lock); return ret; } @@ -1141,6 +1142,10 @@ EXPORT_SYMBOL(sdw_stream_add_master); * @stream: SoundWire stream * @port_config: Port configuration for audio stream * @num_ports: Number of ports + * + * It is expected that Slave is added before adding Master + * to the Stream. + * */ int sdw_stream_add_slave(struct sdw_slave *slave, struct sdw_stream_config *stream_config, @@ -1186,6 +1191,12 @@ int sdw_stream_add_slave(struct sdw_slave *slave, if (ret) goto stream_error; + /* + * Change stream state to CONFIGURED on first Slave add. + * Bus is not aware of number of Slave(s) in a stream at this + * point so cannot depend on all Slave(s) to be added in order to + * change stream state to CONFIGURED. + */ stream->state = SDW_STREAM_CONFIGURED; goto error; diff --git a/drivers/spi/spi-gpio.c b/drivers/spi/spi-gpio.c index 0626e6e3ea0c..421bfc7dda67 100644 --- a/drivers/spi/spi-gpio.c +++ b/drivers/spi/spi-gpio.c @@ -300,8 +300,8 @@ static int spi_gpio_request(struct device *dev, *mflags |= SPI_MASTER_NO_RX; spi_gpio->sck = devm_gpiod_get(dev, "sck", GPIOD_OUT_LOW); - if (IS_ERR(spi_gpio->mosi)) - return PTR_ERR(spi_gpio->mosi); + if (IS_ERR(spi_gpio->sck)) + return PTR_ERR(spi_gpio->sck); for (i = 0; i < num_chipselects; i++) { spi_gpio->cs_gpios[i] = devm_gpiod_get_index(dev, "cs", diff --git a/drivers/spi/spi-rspi.c b/drivers/spi/spi-rspi.c index 95dc4d78618d..b37de1d991d6 100644 --- a/drivers/spi/spi-rspi.c +++ b/drivers/spi/spi-rspi.c @@ -598,11 +598,13 @@ static int rspi_dma_transfer(struct rspi_data *rspi, struct sg_table *tx, ret = wait_event_interruptible_timeout(rspi->wait, rspi->dma_callbacked, HZ); - if (ret > 0 && rspi->dma_callbacked) + if (ret > 0 && rspi->dma_callbacked) { ret = 0; - else if (!ret) { - dev_err(&rspi->master->dev, "DMA timeout\n"); - ret = -ETIMEDOUT; + } else { + if (!ret) { + dev_err(&rspi->master->dev, "DMA timeout\n"); + ret = -ETIMEDOUT; + } if (tx) dmaengine_terminate_all(rspi->master->dma_tx); if (rx) @@ -1350,12 +1352,36 @@ static const struct platform_device_id spi_driver_ids[] = { MODULE_DEVICE_TABLE(platform, spi_driver_ids); +#ifdef CONFIG_PM_SLEEP +static int rspi_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct rspi_data *rspi = platform_get_drvdata(pdev); + + return spi_master_suspend(rspi->master); +} + +static int rspi_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct rspi_data *rspi = platform_get_drvdata(pdev); + + return spi_master_resume(rspi->master); +} + +static SIMPLE_DEV_PM_OPS(rspi_pm_ops, rspi_suspend, rspi_resume); +#define DEV_PM_OPS &rspi_pm_ops +#else +#define DEV_PM_OPS NULL +#endif /* CONFIG_PM_SLEEP */ + static struct platform_driver rspi_driver = { .probe = rspi_probe, .remove = rspi_remove, .id_table = spi_driver_ids, .driver = { .name = "renesas_spi", + .pm = DEV_PM_OPS, .of_match_table = of_match_ptr(rspi_of_match), }, }; diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c index 539d6d1a277a..101cd6aae2ea 100644 --- a/drivers/spi/spi-sh-msiof.c +++ b/drivers/spi/spi-sh-msiof.c @@ -397,7 +397,8 @@ static void sh_msiof_spi_set_mode_regs(struct sh_msiof_spi_priv *p, static void sh_msiof_reset_str(struct sh_msiof_spi_priv *p) { - sh_msiof_write(p, STR, sh_msiof_read(p, STR)); + sh_msiof_write(p, STR, + sh_msiof_read(p, STR) & ~(STR_TDREQ | STR_RDREQ)); } static void sh_msiof_spi_write_fifo_8(struct sh_msiof_spi_priv *p, @@ -1426,12 +1427,37 @@ static const struct platform_device_id spi_driver_ids[] = { }; MODULE_DEVICE_TABLE(platform, spi_driver_ids); +#ifdef CONFIG_PM_SLEEP +static int sh_msiof_spi_suspend(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct sh_msiof_spi_priv *p = platform_get_drvdata(pdev); + + return spi_master_suspend(p->master); +} + +static int sh_msiof_spi_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct sh_msiof_spi_priv *p = platform_get_drvdata(pdev); + + return spi_master_resume(p->master); +} + +static SIMPLE_DEV_PM_OPS(sh_msiof_spi_pm_ops, sh_msiof_spi_suspend, + sh_msiof_spi_resume); +#define DEV_PM_OPS &sh_msiof_spi_pm_ops +#else +#define DEV_PM_OPS NULL +#endif /* CONFIG_PM_SLEEP */ + static struct platform_driver sh_msiof_spi_drv = { .probe = sh_msiof_spi_probe, .remove = sh_msiof_spi_remove, .id_table = spi_driver_ids, .driver = { .name = "spi_sh_msiof", + .pm = DEV_PM_OPS, .of_match_table = of_match_ptr(sh_msiof_match), }, }; diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c index 6f7b946b5ced..1427f343b39a 100644 --- a/drivers/spi/spi-tegra20-slink.c +++ b/drivers/spi/spi-tegra20-slink.c @@ -1063,6 +1063,24 @@ static int tegra_slink_probe(struct platform_device *pdev) goto exit_free_master; } + /* disabled clock may cause interrupt storm upon request */ + tspi->clk = devm_clk_get(&pdev->dev, NULL); + if (IS_ERR(tspi->clk)) { + ret = PTR_ERR(tspi->clk); + dev_err(&pdev->dev, "Can not get clock %d\n", ret); + goto exit_free_master; + } + ret = clk_prepare(tspi->clk); + if (ret < 0) { + dev_err(&pdev->dev, "Clock prepare failed %d\n", ret); + goto exit_free_master; + } + ret = clk_enable(tspi->clk); + if (ret < 0) { + dev_err(&pdev->dev, "Clock enable failed %d\n", ret); + goto exit_free_master; + } + spi_irq = platform_get_irq(pdev, 0); tspi->irq = spi_irq; ret = request_threaded_irq(tspi->irq, tegra_slink_isr, @@ -1071,14 +1089,7 @@ static int tegra_slink_probe(struct platform_device *pdev) if (ret < 0) { dev_err(&pdev->dev, "Failed to register ISR for IRQ %d\n", tspi->irq); - goto exit_free_master; - } - - tspi->clk = devm_clk_get(&pdev->dev, NULL); - if (IS_ERR(tspi->clk)) { - dev_err(&pdev->dev, "can not get clock\n"); - ret = PTR_ERR(tspi->clk); - goto exit_free_irq; + goto exit_clk_disable; } tspi->rst = devm_reset_control_get_exclusive(&pdev->dev, "spi"); @@ -1138,6 +1149,8 @@ exit_rx_dma_free: tegra_slink_deinit_dma_param(tspi, true); exit_free_irq: free_irq(spi_irq, tspi); +exit_clk_disable: + clk_disable(tspi->clk); exit_free_master: spi_master_put(master); return ret; @@ -1150,6 +1163,8 @@ static int tegra_slink_remove(struct platform_device *pdev) free_irq(tspi->irq, tspi); + clk_disable(tspi->clk); + if (tspi->tx_dma_chan) tegra_slink_deinit_dma_param(tspi, false); diff --git a/drivers/staging/media/mt9t031/Kconfig b/drivers/staging/media/mt9t031/Kconfig index f48e06a03cdb..9a58aaf72edd 100644 --- a/drivers/staging/media/mt9t031/Kconfig +++ b/drivers/staging/media/mt9t031/Kconfig @@ -1,9 +1,3 @@ -config SOC_CAMERA_IMX074 - tristate "imx074 support (DEPRECATED)" - depends on SOC_CAMERA && I2C - help - This driver supports IMX074 cameras from Sony - config SOC_CAMERA_MT9T031 tristate "mt9t031 support (DEPRECATED)" depends on SOC_CAMERA && I2C diff --git a/drivers/target/iscsi/iscsi_target_auth.c b/drivers/target/iscsi/iscsi_target_auth.c index 9518ffd8b8ba..4e680d753941 100644 --- a/drivers/target/iscsi/iscsi_target_auth.c +++ b/drivers/target/iscsi/iscsi_target_auth.c @@ -26,27 +26,6 @@ #include "iscsi_target_nego.h" #include "iscsi_target_auth.h" -static int chap_string_to_hex(unsigned char *dst, unsigned char *src, int len) -{ - int j = DIV_ROUND_UP(len, 2), rc; - - rc = hex2bin(dst, src, j); - if (rc < 0) - pr_debug("CHAP string contains non hex digit symbols\n"); - - dst[j] = '\0'; - return j; -} - -static void chap_binaryhex_to_asciihex(char *dst, char *src, int src_len) -{ - int i; - - for (i = 0; i < src_len; i++) { - sprintf(&dst[i*2], "%02x", (int) src[i] & 0xff); - } -} - static int chap_gen_challenge( struct iscsi_conn *conn, int caller, @@ -62,7 +41,7 @@ static int chap_gen_challenge( ret = get_random_bytes_wait(chap->challenge, CHAP_CHALLENGE_LENGTH); if (unlikely(ret)) return ret; - chap_binaryhex_to_asciihex(challenge_asciihex, chap->challenge, + bin2hex(challenge_asciihex, chap->challenge, CHAP_CHALLENGE_LENGTH); /* * Set CHAP_C, and copy the generated challenge into c_str. @@ -248,9 +227,16 @@ static int chap_server_compute_md5( pr_err("Could not find CHAP_R.\n"); goto out; } + if (strlen(chap_r) != MD5_SIGNATURE_SIZE * 2) { + pr_err("Malformed CHAP_R\n"); + goto out; + } + if (hex2bin(client_digest, chap_r, MD5_SIGNATURE_SIZE) < 0) { + pr_err("Malformed CHAP_R\n"); + goto out; + } pr_debug("[server] Got CHAP_R=%s\n", chap_r); - chap_string_to_hex(client_digest, chap_r, strlen(chap_r)); tfm = crypto_alloc_shash("md5", 0, 0); if (IS_ERR(tfm)) { @@ -294,7 +280,7 @@ static int chap_server_compute_md5( goto out; } - chap_binaryhex_to_asciihex(response, server_digest, MD5_SIGNATURE_SIZE); + bin2hex(response, server_digest, MD5_SIGNATURE_SIZE); pr_debug("[server] MD5 Server Digest: %s\n", response); if (memcmp(server_digest, client_digest, MD5_SIGNATURE_SIZE) != 0) { @@ -349,9 +335,7 @@ static int chap_server_compute_md5( pr_err("Could not find CHAP_C.\n"); goto out; } - pr_debug("[server] Got CHAP_C=%s\n", challenge); - challenge_len = chap_string_to_hex(challenge_binhex, challenge, - strlen(challenge)); + challenge_len = DIV_ROUND_UP(strlen(challenge), 2); if (!challenge_len) { pr_err("Unable to convert incoming challenge\n"); goto out; @@ -360,6 +344,11 @@ static int chap_server_compute_md5( pr_err("CHAP_C exceeds maximum binary size of 1024 bytes\n"); goto out; } + if (hex2bin(challenge_binhex, challenge, challenge_len) < 0) { + pr_err("Malformed CHAP_C\n"); + goto out; + } + pr_debug("[server] Got CHAP_C=%s\n", challenge); /* * During mutual authentication, the CHAP_C generated by the * initiator must not match the original CHAP_C generated by @@ -413,7 +402,7 @@ static int chap_server_compute_md5( /* * Convert response from binary hex to ascii hext. */ - chap_binaryhex_to_asciihex(response, digest, MD5_SIGNATURE_SIZE); + bin2hex(response, digest, MD5_SIGNATURE_SIZE); *nr_out_len += sprintf(nr_out_ptr + *nr_out_len, "CHAP_R=0x%s", response); *nr_out_len += 1; diff --git a/drivers/tty/serial/cpm_uart/cpm_uart_core.c b/drivers/tty/serial/cpm_uart/cpm_uart_core.c index 24a5f05e769b..e5389591bb4f 100644 --- a/drivers/tty/serial/cpm_uart/cpm_uart_core.c +++ b/drivers/tty/serial/cpm_uart/cpm_uart_core.c @@ -1054,8 +1054,8 @@ static int poll_wait_key(char *obuf, struct uart_cpm_port *pinfo) /* Get the address of the host memory buffer. */ bdp = pinfo->rx_cur; - while (bdp->cbd_sc & BD_SC_EMPTY) - ; + if (bdp->cbd_sc & BD_SC_EMPTY) + return NO_POLL_CHAR; /* If the buffer address is in the CPM DPRAM, don't * convert it. @@ -1090,7 +1090,11 @@ static int cpm_get_poll_char(struct uart_port *port) poll_chars = 0; } if (poll_chars <= 0) { - poll_chars = poll_wait_key(poll_buf, pinfo); + int ret = poll_wait_key(poll_buf, pinfo); + + if (ret == NO_POLL_CHAR) + return ret; + poll_chars = ret; pollp = poll_buf; } poll_chars--; diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index 51e47a63d61a..3f8d1274fc85 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -979,7 +979,8 @@ static inline int lpuart_start_rx_dma(struct lpuart_port *sport) struct circ_buf *ring = &sport->rx_ring; int ret, nent; int bits, baud; - struct tty_struct *tty = tty_port_tty_get(&sport->port.state->port); + struct tty_port *port = &sport->port.state->port; + struct tty_struct *tty = port->tty; struct ktermios *termios = &tty->termios; baud = tty_get_baud_rate(tty); diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 239c0fa2e981..0f67197a3783 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -2351,6 +2351,14 @@ static int imx_uart_probe(struct platform_device *pdev) ret); return ret; } + + ret = devm_request_irq(&pdev->dev, rtsirq, imx_uart_rtsint, 0, + dev_name(&pdev->dev), sport); + if (ret) { + dev_err(&pdev->dev, "failed to request rts irq: %d\n", + ret); + return ret; + } } else { ret = devm_request_irq(&pdev->dev, rxirq, imx_uart_int, 0, dev_name(&pdev->dev), sport); diff --git a/drivers/tty/serial/mvebu-uart.c b/drivers/tty/serial/mvebu-uart.c index d04b5eeea3c6..170e446a2f62 100644 --- a/drivers/tty/serial/mvebu-uart.c +++ b/drivers/tty/serial/mvebu-uart.c @@ -511,6 +511,7 @@ static void mvebu_uart_set_termios(struct uart_port *port, termios->c_iflag |= old->c_iflag & ~(INPCK | IGNPAR); termios->c_cflag &= CREAD | CBAUD; termios->c_cflag |= old->c_cflag & ~(CREAD | CBAUD); + termios->c_cflag |= CS8; } spin_unlock_irqrestore(&port->lock, flags); diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c index 32bc3e3fe4d3..5e5da9acaf0a 100644 --- a/drivers/tty/tty_io.c +++ b/drivers/tty/tty_io.c @@ -1255,6 +1255,7 @@ static void tty_driver_remove_tty(struct tty_driver *driver, struct tty_struct * static int tty_reopen(struct tty_struct *tty) { struct tty_driver *driver = tty->driver; + int retval; if (driver->type == TTY_DRIVER_TYPE_PTY && driver->subtype == PTY_TYPE_MASTER) @@ -1268,10 +1269,14 @@ static int tty_reopen(struct tty_struct *tty) tty->count++; - if (!tty->ldisc) - return tty_ldisc_reinit(tty, tty->termios.c_line); + if (tty->ldisc) + return 0; - return 0; + retval = tty_ldisc_reinit(tty, tty->termios.c_line); + if (retval) + tty->count--; + + return retval; } /** diff --git a/drivers/tty/vt/vt_ioctl.c b/drivers/tty/vt/vt_ioctl.c index a78ad10a119b..73cdc0d633dd 100644 --- a/drivers/tty/vt/vt_ioctl.c +++ b/drivers/tty/vt/vt_ioctl.c @@ -32,6 +32,8 @@ #include <asm/io.h> #include <linux/uaccess.h> +#include <linux/nospec.h> + #include <linux/kbd_kern.h> #include <linux/vt_kern.h> #include <linux/kbd_diacr.h> @@ -700,6 +702,8 @@ int vt_ioctl(struct tty_struct *tty, if (vsa.console == 0 || vsa.console > MAX_NR_CONSOLES) ret = -ENXIO; else { + vsa.console = array_index_nospec(vsa.console, + MAX_NR_CONSOLES + 1); vsa.console--; console_lock(); ret = vc_allocate(vsa.console); diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c index 656d247819c9..bec581fb7c63 100644 --- a/drivers/usb/class/cdc-wdm.c +++ b/drivers/usb/class/cdc-wdm.c @@ -460,7 +460,7 @@ static int service_outstanding_interrupt(struct wdm_device *desc) set_bit(WDM_RESPONDING, &desc->flags); spin_unlock_irq(&desc->iuspin); - rv = usb_submit_urb(desc->response, GFP_ATOMIC); + rv = usb_submit_urb(desc->response, GFP_KERNEL); spin_lock_irq(&desc->iuspin); if (rv) { dev_err(&desc->intf->dev, diff --git a/drivers/usb/common/roles.c b/drivers/usb/common/roles.c index 15cc76e22123..99116af07f1d 100644 --- a/drivers/usb/common/roles.c +++ b/drivers/usb/common/roles.c @@ -109,8 +109,15 @@ static void *usb_role_switch_match(struct device_connection *con, int ep, */ struct usb_role_switch *usb_role_switch_get(struct device *dev) { - return device_connection_find_match(dev, "usb-role-switch", NULL, - usb_role_switch_match); + struct usb_role_switch *sw; + + sw = device_connection_find_match(dev, "usb-role-switch", NULL, + usb_role_switch_match); + + if (!IS_ERR_OR_NULL(sw)) + WARN_ON(!try_module_get(sw->dev.parent->driver->owner)); + + return sw; } EXPORT_SYMBOL_GPL(usb_role_switch_get); @@ -122,8 +129,10 @@ EXPORT_SYMBOL_GPL(usb_role_switch_get); */ void usb_role_switch_put(struct usb_role_switch *sw) { - if (!IS_ERR_OR_NULL(sw)) + if (!IS_ERR_OR_NULL(sw)) { put_device(&sw->dev); + module_put(sw->dev.parent->driver->owner); + } } EXPORT_SYMBOL_GPL(usb_role_switch_put); diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index 6ce77b33da61..244417d0dfd1 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -1434,10 +1434,13 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb struct async *as = NULL; struct usb_ctrlrequest *dr = NULL; unsigned int u, totlen, isofrmlen; - int i, ret, is_in, num_sgs = 0, ifnum = -1; + int i, ret, num_sgs = 0, ifnum = -1; int number_of_packets = 0; unsigned int stream_id = 0; void *buf; + bool is_in; + bool allow_short = false; + bool allow_zero = false; unsigned long mask = USBDEVFS_URB_SHORT_NOT_OK | USBDEVFS_URB_BULK_CONTINUATION | USBDEVFS_URB_NO_FSBR | @@ -1471,6 +1474,8 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb u = 0; switch (uurb->type) { case USBDEVFS_URB_TYPE_CONTROL: + if (is_in) + allow_short = true; if (!usb_endpoint_xfer_control(&ep->desc)) return -EINVAL; /* min 8 byte setup packet */ @@ -1511,6 +1516,10 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb break; case USBDEVFS_URB_TYPE_BULK: + if (!is_in) + allow_zero = true; + else + allow_short = true; switch (usb_endpoint_type(&ep->desc)) { case USB_ENDPOINT_XFER_CONTROL: case USB_ENDPOINT_XFER_ISOC: @@ -1531,6 +1540,10 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb if (!usb_endpoint_xfer_int(&ep->desc)) return -EINVAL; interrupt_urb: + if (!is_in) + allow_zero = true; + else + allow_short = true; break; case USBDEVFS_URB_TYPE_ISO: @@ -1676,14 +1689,19 @@ static int proc_do_submiturb(struct usb_dev_state *ps, struct usbdevfs_urb *uurb u = (is_in ? URB_DIR_IN : URB_DIR_OUT); if (uurb->flags & USBDEVFS_URB_ISO_ASAP) u |= URB_ISO_ASAP; - if (uurb->flags & USBDEVFS_URB_SHORT_NOT_OK && is_in) + if (allow_short && uurb->flags & USBDEVFS_URB_SHORT_NOT_OK) u |= URB_SHORT_NOT_OK; - if (uurb->flags & USBDEVFS_URB_ZERO_PACKET) + if (allow_zero && uurb->flags & USBDEVFS_URB_ZERO_PACKET) u |= URB_ZERO_PACKET; if (uurb->flags & USBDEVFS_URB_NO_INTERRUPT) u |= URB_NO_INTERRUPT; as->urb->transfer_flags = u; + if (!allow_short && uurb->flags & USBDEVFS_URB_SHORT_NOT_OK) + dev_warn(&ps->dev->dev, "Requested nonsensical USBDEVFS_URB_SHORT_NOT_OK.\n"); + if (!allow_zero && uurb->flags & USBDEVFS_URB_ZERO_PACKET) + dev_warn(&ps->dev->dev, "Requested nonsensical USBDEVFS_URB_ZERO_PACKET.\n"); + as->urb->transfer_buffer_length = uurb->buffer_length; as->urb->setup_packet = (unsigned char *)dr; dr = NULL; diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index e76e95f62f76..a1f225f077cd 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -512,7 +512,6 @@ int usb_driver_claim_interface(struct usb_driver *driver, struct device *dev; struct usb_device *udev; int retval = 0; - int lpm_disable_error = -ENODEV; if (!iface) return -ENODEV; @@ -533,16 +532,6 @@ int usb_driver_claim_interface(struct usb_driver *driver, iface->condition = USB_INTERFACE_BOUND; - /* See the comment about disabling LPM in usb_probe_interface(). */ - if (driver->disable_hub_initiated_lpm) { - lpm_disable_error = usb_unlocked_disable_lpm(udev); - if (lpm_disable_error) { - dev_err(&iface->dev, "%s Failed to disable LPM for driver %s\n", - __func__, driver->name); - return -ENOMEM; - } - } - /* Claimed interfaces are initially inactive (suspended) and * runtime-PM-enabled, but only if the driver has autosuspend * support. Otherwise they are marked active, to prevent the @@ -561,9 +550,20 @@ int usb_driver_claim_interface(struct usb_driver *driver, if (device_is_registered(dev)) retval = device_bind_driver(dev); - /* Attempt to re-enable USB3 LPM, if the disable was successful. */ - if (!lpm_disable_error) - usb_unlocked_enable_lpm(udev); + if (retval) { + dev->driver = NULL; + usb_set_intfdata(iface, NULL); + iface->needs_remote_wakeup = 0; + iface->condition = USB_INTERFACE_UNBOUND; + + /* + * Unbound interfaces are always runtime-PM-disabled + * and runtime-PM-suspended + */ + if (driver->supports_autosuspend) + pm_runtime_disable(dev); + pm_runtime_set_suspended(dev); + } return retval; } diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c index e77dfe5ed5ec..178d6c6063c0 100644 --- a/drivers/usb/core/quirks.c +++ b/drivers/usb/core/quirks.c @@ -58,6 +58,7 @@ static int quirks_param_set(const char *val, const struct kernel_param *kp) quirk_list = kcalloc(quirk_count, sizeof(struct quirk_entry), GFP_KERNEL); if (!quirk_list) { + quirk_count = 0; mutex_unlock(&quirk_mutex); return -ENOMEM; } @@ -154,7 +155,7 @@ static struct kparam_string quirks_param_string = { .string = quirks_param, }; -module_param_cb(quirks, &quirks_param_ops, &quirks_param_string, 0644); +device_param_cb(quirks, &quirks_param_ops, &quirks_param_string, 0644); MODULE_PARM_DESC(quirks, "Add/modify USB quirks by specifying quirks=vendorID:productID:quirks"); /* Lists of quirky USB devices, split in device quirks and interface quirks. diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c index 623be3174fb3..79d8bd7a612e 100644 --- a/drivers/usb/core/usb.c +++ b/drivers/usb/core/usb.c @@ -228,6 +228,8 @@ struct usb_host_interface *usb_find_alt_setting( struct usb_interface_cache *intf_cache = NULL; int i; + if (!config) + return NULL; for (i = 0; i < config->desc.bNumInterfaces; i++) { if (config->intf_cache[i]->altsetting[0].desc.bInterfaceNumber == iface_num) { diff --git a/drivers/usb/musb/musb_dsps.c b/drivers/usb/musb/musb_dsps.c index df827ff57b0d..23a0df79ef21 100644 --- a/drivers/usb/musb/musb_dsps.c +++ b/drivers/usb/musb/musb_dsps.c @@ -658,16 +658,6 @@ dsps_dma_controller_create(struct musb *musb, void __iomem *base) return controller; } -static void dsps_dma_controller_destroy(struct dma_controller *c) -{ - struct musb *musb = c->musb; - struct dsps_glue *glue = dev_get_drvdata(musb->controller->parent); - void __iomem *usbss_base = glue->usbss_base; - - musb_writel(usbss_base, USBSS_IRQ_CLEARR, USBSS_IRQ_PD_COMP); - cppi41_dma_controller_destroy(c); -} - #ifdef CONFIG_PM_SLEEP static void dsps_dma_controller_suspend(struct dsps_glue *glue) { @@ -697,7 +687,7 @@ static struct musb_platform_ops dsps_ops = { #ifdef CONFIG_USB_TI_CPPI41_DMA .dma_init = dsps_dma_controller_create, - .dma_exit = dsps_dma_controller_destroy, + .dma_exit = cppi41_dma_controller_destroy, #endif .enable = dsps_musb_enable, .disable = dsps_musb_disable, diff --git a/drivers/usb/typec/mux.c b/drivers/usb/typec/mux.c index ddaac63ecf12..d990aa510fab 100644 --- a/drivers/usb/typec/mux.c +++ b/drivers/usb/typec/mux.c @@ -9,6 +9,7 @@ #include <linux/device.h> #include <linux/list.h> +#include <linux/module.h> #include <linux/mutex.h> #include <linux/usb/typec_mux.h> @@ -49,8 +50,10 @@ struct typec_switch *typec_switch_get(struct device *dev) mutex_lock(&switch_lock); sw = device_connection_find_match(dev, "typec-switch", NULL, typec_switch_match); - if (!IS_ERR_OR_NULL(sw)) + if (!IS_ERR_OR_NULL(sw)) { + WARN_ON(!try_module_get(sw->dev->driver->owner)); get_device(sw->dev); + } mutex_unlock(&switch_lock); return sw; @@ -65,8 +68,10 @@ EXPORT_SYMBOL_GPL(typec_switch_get); */ void typec_switch_put(struct typec_switch *sw) { - if (!IS_ERR_OR_NULL(sw)) + if (!IS_ERR_OR_NULL(sw)) { + module_put(sw->dev->driver->owner); put_device(sw->dev); + } } EXPORT_SYMBOL_GPL(typec_switch_put); @@ -136,8 +141,10 @@ struct typec_mux *typec_mux_get(struct device *dev, const char *name) mutex_lock(&mux_lock); mux = device_connection_find_match(dev, name, NULL, typec_mux_match); - if (!IS_ERR_OR_NULL(mux)) + if (!IS_ERR_OR_NULL(mux)) { + WARN_ON(!try_module_get(mux->dev->driver->owner)); get_device(mux->dev); + } mutex_unlock(&mux_lock); return mux; @@ -152,8 +159,10 @@ EXPORT_SYMBOL_GPL(typec_mux_get); */ void typec_mux_put(struct typec_mux *mux) { - if (!IS_ERR_OR_NULL(mux)) + if (!IS_ERR_OR_NULL(mux)) { + module_put(mux->dev->driver->owner); put_device(mux->dev); + } } EXPORT_SYMBOL_GPL(typec_mux_put); @@ -447,6 +447,7 @@ bool dax_lock_mapping_entry(struct page *page) xa_unlock_irq(&mapping->i_pages); break; } else if (IS_ERR(entry)) { + xa_unlock_irq(&mapping->i_pages); WARN_ON_ONCE(PTR_ERR(entry) != -EAGAIN); continue; } @@ -1120,21 +1121,12 @@ static vm_fault_t dax_load_hole(struct address_space *mapping, void *entry, { struct inode *inode = mapping->host; unsigned long vaddr = vmf->address; - vm_fault_t ret = VM_FAULT_NOPAGE; - struct page *zero_page; - pfn_t pfn; - - zero_page = ZERO_PAGE(0); - if (unlikely(!zero_page)) { - ret = VM_FAULT_OOM; - goto out; - } + pfn_t pfn = pfn_to_pfn_t(my_zero_pfn(vaddr)); + vm_fault_t ret; - pfn = page_to_pfn_t(zero_page); dax_insert_mapping_entry(mapping, vmf, entry, pfn, RADIX_DAX_ZERO_PAGE, false); ret = vmf_insert_mixed(vmf->vma, vaddr, pfn); -out: trace_dax_load_hole(inode, vmf, ret); return ret; } diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c index 7f7ee18fe179..e4bb9386c045 100644 --- a/fs/ext2/inode.c +++ b/fs/ext2/inode.c @@ -1448,6 +1448,7 @@ struct inode *ext2_iget (struct super_block *sb, unsigned long ino) } inode->i_blocks = le32_to_cpu(raw_inode->i_blocks); ei->i_flags = le32_to_cpu(raw_inode->i_flags); + ext2_set_inode_flags(inode); ei->i_faddr = le32_to_cpu(raw_inode->i_faddr); ei->i_frag_no = raw_inode->i_frag; ei->i_frag_size = raw_inode->i_fsize; @@ -1517,7 +1518,6 @@ struct inode *ext2_iget (struct super_block *sb, unsigned long ino) new_decode_dev(le32_to_cpu(raw_inode->i_block[1]))); } brelse (bh); - ext2_set_inode_flags(inode); unlock_new_inode(inode); return inode; diff --git a/include/drm/drm_panel.h b/include/drm/drm_panel.h index 582a0ec0aa70..777814755fa6 100644 --- a/include/drm/drm_panel.h +++ b/include/drm/drm_panel.h @@ -89,7 +89,6 @@ struct drm_panel { struct drm_device *drm; struct drm_connector *connector; struct device *dev; - struct device_link *link; const struct drm_panel_funcs *funcs; diff --git a/include/linux/mfd/rohm-bd718x7.h b/include/linux/mfd/rohm-bd718x7.h index a528747f8aed..e8338e5dc10b 100644 --- a/include/linux/mfd/rohm-bd718x7.h +++ b/include/linux/mfd/rohm-bd718x7.h @@ -78,9 +78,9 @@ enum { BD71837_REG_TRANS_COND0 = 0x1F, BD71837_REG_TRANS_COND1 = 0x20, BD71837_REG_VRFAULTEN = 0x21, - BD71837_REG_MVRFLTMASK0 = 0x22, - BD71837_REG_MVRFLTMASK1 = 0x23, - BD71837_REG_MVRFLTMASK2 = 0x24, + BD718XX_REG_MVRFLTMASK0 = 0x22, + BD718XX_REG_MVRFLTMASK1 = 0x23, + BD718XX_REG_MVRFLTMASK2 = 0x24, BD71837_REG_RCVCFG = 0x25, BD71837_REG_RCVNUM = 0x26, BD71837_REG_PWRONCONFIG0 = 0x27, @@ -159,6 +159,33 @@ enum { #define BUCK8_MASK 0x3F #define BUCK8_DEFAULT 0x1E +/* BD718XX Voltage monitoring masks */ +#define BD718XX_BUCK1_VRMON80 0x1 +#define BD718XX_BUCK1_VRMON130 0x2 +#define BD718XX_BUCK2_VRMON80 0x4 +#define BD718XX_BUCK2_VRMON130 0x8 +#define BD718XX_1ST_NODVS_BUCK_VRMON80 0x1 +#define BD718XX_1ST_NODVS_BUCK_VRMON130 0x2 +#define BD718XX_2ND_NODVS_BUCK_VRMON80 0x4 +#define BD718XX_2ND_NODVS_BUCK_VRMON130 0x8 +#define BD718XX_3RD_NODVS_BUCK_VRMON80 0x10 +#define BD718XX_3RD_NODVS_BUCK_VRMON130 0x20 +#define BD718XX_4TH_NODVS_BUCK_VRMON80 0x40 +#define BD718XX_4TH_NODVS_BUCK_VRMON130 0x80 +#define BD718XX_LDO1_VRMON80 0x1 +#define BD718XX_LDO2_VRMON80 0x2 +#define BD718XX_LDO3_VRMON80 0x4 +#define BD718XX_LDO4_VRMON80 0x8 +#define BD718XX_LDO5_VRMON80 0x10 +#define BD718XX_LDO6_VRMON80 0x20 + +/* BD71837 specific voltage monitoring masks */ +#define BD71837_BUCK3_VRMON80 0x10 +#define BD71837_BUCK3_VRMON130 0x20 +#define BD71837_BUCK4_VRMON80 0x40 +#define BD71837_BUCK4_VRMON130 0x80 +#define BD71837_LDO7_VRMON80 0x40 + /* BD71837_REG_IRQ bits */ #define IRQ_SWRST 0x40 #define IRQ_PWRON_S 0x20 diff --git a/include/linux/netpoll.h b/include/linux/netpoll.h index 67662d01130a..3ef82d3a78db 100644 --- a/include/linux/netpoll.h +++ b/include/linux/netpoll.h @@ -49,8 +49,9 @@ struct netpoll_info { }; #ifdef CONFIG_NETPOLL -extern void netpoll_poll_disable(struct net_device *dev); -extern void netpoll_poll_enable(struct net_device *dev); +void netpoll_poll_dev(struct net_device *dev); +void netpoll_poll_disable(struct net_device *dev); +void netpoll_poll_enable(struct net_device *dev); #else static inline void netpoll_poll_disable(struct net_device *dev) { return; } static inline void netpoll_poll_enable(struct net_device *dev) { return; } diff --git a/include/linux/regulator/machine.h b/include/linux/regulator/machine.h index 3468703d663a..a459a5e973a7 100644 --- a/include/linux/regulator/machine.h +++ b/include/linux/regulator/machine.h @@ -48,9 +48,9 @@ struct regulator; * DISABLE_IN_SUSPEND - turn off regulator in suspend states * ENABLE_IN_SUSPEND - keep regulator on in suspend states */ -#define DO_NOTHING_IN_SUSPEND (-1) -#define DISABLE_IN_SUSPEND 0 -#define ENABLE_IN_SUSPEND 1 +#define DO_NOTHING_IN_SUSPEND 0 +#define DISABLE_IN_SUSPEND 1 +#define ENABLE_IN_SUSPEND 2 /* Regulator active discharge flags */ enum regulator_active_discharge { diff --git a/include/linux/spi/spi-mem.h b/include/linux/spi/spi-mem.h index b2bd4b4127c4..69ee30456864 100644 --- a/include/linux/spi/spi-mem.h +++ b/include/linux/spi/spi-mem.h @@ -81,8 +81,10 @@ enum spi_mem_data_dir { * @dummy.buswidth: number of IO lanes used to transmit the dummy bytes * @data.buswidth: number of IO lanes used to send/receive the data * @data.dir: direction of the transfer - * @data.buf.in: input buffer - * @data.buf.out: output buffer + * @data.nbytes: number of data bytes to send/receive. Can be zero if the + * operation does not involve transferring data + * @data.buf.in: input buffer (must be DMA-able) + * @data.buf.out: output buffer (must be DMA-able) */ struct spi_mem_op { struct { @@ -105,7 +107,6 @@ struct spi_mem_op { u8 buswidth; enum spi_mem_data_dir dir; unsigned int nbytes; - /* buf.{in,out} must be DMA-able. */ union { void *in; const void *out; diff --git a/include/linux/stmmac.h b/include/linux/stmmac.h index c43e9a01b892..7ddfc65586b0 100644 --- a/include/linux/stmmac.h +++ b/include/linux/stmmac.h @@ -30,6 +30,7 @@ #define MTL_MAX_RX_QUEUES 8 #define MTL_MAX_TX_QUEUES 8 +#define STMMAC_CH_MAX 8 #define STMMAC_RX_COE_NONE 0 #define STMMAC_RX_COE_TYPE1 1 diff --git a/include/linux/uio.h b/include/linux/uio.h index 409c845d4cd3..422b1c01ee0d 100644 --- a/include/linux/uio.h +++ b/include/linux/uio.h @@ -172,7 +172,7 @@ size_t copy_from_iter_flushcache(void *addr, size_t bytes, struct iov_iter *i) static __always_inline __must_check size_t copy_to_iter_mcsafe(void *addr, size_t bytes, struct iov_iter *i) { - if (unlikely(!check_copy_size(addr, bytes, false))) + if (unlikely(!check_copy_size(addr, bytes, true))) return 0; else return _copy_to_iter_mcsafe(addr, bytes, i); diff --git a/include/net/nfc/hci.h b/include/net/nfc/hci.h index 316694dafa5b..008f466d1da7 100644 --- a/include/net/nfc/hci.h +++ b/include/net/nfc/hci.h @@ -87,7 +87,7 @@ struct nfc_hci_pipe { * According to specification 102 622 chapter 4.4 Pipes, * the pipe identifier is 7 bits long. */ -#define NFC_HCI_MAX_PIPES 127 +#define NFC_HCI_MAX_PIPES 128 struct nfc_hci_init_data { u8 gate_count; struct nfc_hci_gate gates[NFC_HCI_MAX_CUSTOM_GATES]; diff --git a/include/uapi/linux/keyctl.h b/include/uapi/linux/keyctl.h index 910cc4334b21..7b8c9e19bad1 100644 --- a/include/uapi/linux/keyctl.h +++ b/include/uapi/linux/keyctl.h @@ -65,7 +65,7 @@ /* keyctl structures */ struct keyctl_dh_params { - __s32 dh_private; + __s32 private; __s32 prime; __s32 base; }; diff --git a/kernel/bpf/sockmap.c b/kernel/bpf/sockmap.c index 488ef9663c01..0a0f2ec75370 100644 --- a/kernel/bpf/sockmap.c +++ b/kernel/bpf/sockmap.c @@ -132,6 +132,7 @@ struct smap_psock { struct work_struct gc_work; struct proto *sk_proto; + void (*save_unhash)(struct sock *sk); void (*save_close)(struct sock *sk, long timeout); void (*save_data_ready)(struct sock *sk); void (*save_write_space)(struct sock *sk); @@ -143,6 +144,7 @@ static int bpf_tcp_recvmsg(struct sock *sk, struct msghdr *msg, size_t len, static int bpf_tcp_sendmsg(struct sock *sk, struct msghdr *msg, size_t size); static int bpf_tcp_sendpage(struct sock *sk, struct page *page, int offset, size_t size, int flags); +static void bpf_tcp_unhash(struct sock *sk); static void bpf_tcp_close(struct sock *sk, long timeout); static inline struct smap_psock *smap_psock_sk(const struct sock *sk) @@ -184,6 +186,7 @@ static void build_protos(struct proto prot[SOCKMAP_NUM_CONFIGS], struct proto *base) { prot[SOCKMAP_BASE] = *base; + prot[SOCKMAP_BASE].unhash = bpf_tcp_unhash; prot[SOCKMAP_BASE].close = bpf_tcp_close; prot[SOCKMAP_BASE].recvmsg = bpf_tcp_recvmsg; prot[SOCKMAP_BASE].stream_memory_read = bpf_tcp_stream_read; @@ -217,6 +220,7 @@ static int bpf_tcp_init(struct sock *sk) return -EBUSY; } + psock->save_unhash = sk->sk_prot->unhash; psock->save_close = sk->sk_prot->close; psock->sk_proto = sk->sk_prot; @@ -305,30 +309,12 @@ static struct smap_psock_map_entry *psock_map_pop(struct sock *sk, return e; } -static void bpf_tcp_close(struct sock *sk, long timeout) +static void bpf_tcp_remove(struct sock *sk, struct smap_psock *psock) { - void (*close_fun)(struct sock *sk, long timeout); struct smap_psock_map_entry *e; struct sk_msg_buff *md, *mtmp; - struct smap_psock *psock; struct sock *osk; - lock_sock(sk); - rcu_read_lock(); - psock = smap_psock_sk(sk); - if (unlikely(!psock)) { - rcu_read_unlock(); - release_sock(sk); - return sk->sk_prot->close(sk, timeout); - } - - /* The psock may be destroyed anytime after exiting the RCU critial - * section so by the time we use close_fun the psock may no longer - * be valid. However, bpf_tcp_close is called with the sock lock - * held so the close hook and sk are still valid. - */ - close_fun = psock->save_close; - if (psock->cork) { free_start_sg(psock->sock, psock->cork, true); kfree(psock->cork); @@ -379,6 +365,42 @@ static void bpf_tcp_close(struct sock *sk, long timeout) kfree(e); e = psock_map_pop(sk, psock); } +} + +static void bpf_tcp_unhash(struct sock *sk) +{ + void (*unhash_fun)(struct sock *sk); + struct smap_psock *psock; + + rcu_read_lock(); + psock = smap_psock_sk(sk); + if (unlikely(!psock)) { + rcu_read_unlock(); + if (sk->sk_prot->unhash) + sk->sk_prot->unhash(sk); + return; + } + unhash_fun = psock->save_unhash; + bpf_tcp_remove(sk, psock); + rcu_read_unlock(); + unhash_fun(sk); +} + +static void bpf_tcp_close(struct sock *sk, long timeout) +{ + void (*close_fun)(struct sock *sk, long timeout); + struct smap_psock *psock; + + lock_sock(sk); + rcu_read_lock(); + psock = smap_psock_sk(sk); + if (unlikely(!psock)) { + rcu_read_unlock(); + release_sock(sk); + return sk->sk_prot->close(sk, timeout); + } + close_fun = psock->save_close; + bpf_tcp_remove(sk, psock); rcu_read_unlock(); release_sock(sk); close_fun(sk, timeout); @@ -2097,8 +2119,12 @@ static int sock_map_update_elem(struct bpf_map *map, return -EINVAL; } + /* ULPs are currently supported only for TCP sockets in ESTABLISHED + * state. + */ if (skops.sk->sk_type != SOCK_STREAM || - skops.sk->sk_protocol != IPPROTO_TCP) { + skops.sk->sk_protocol != IPPROTO_TCP || + skops.sk->sk_state != TCP_ESTABLISHED) { fput(socket->file); return -EOPNOTSUPP; } @@ -2453,6 +2479,16 @@ static int sock_hash_update_elem(struct bpf_map *map, return -EINVAL; } + /* ULPs are currently supported only for TCP sockets in ESTABLISHED + * state. + */ + if (skops.sk->sk_type != SOCK_STREAM || + skops.sk->sk_protocol != IPPROTO_TCP || + skops.sk->sk_state != TCP_ESTABLISHED) { + fput(socket->file); + return -EOPNOTSUPP; + } + lock_sock(skops.sk); preempt_disable(); rcu_read_lock(); @@ -2543,10 +2579,22 @@ const struct bpf_map_ops sock_hash_ops = { .map_check_btf = map_check_no_btf, }; +static bool bpf_is_valid_sock_op(struct bpf_sock_ops_kern *ops) +{ + return ops->op == BPF_SOCK_OPS_PASSIVE_ESTABLISHED_CB || + ops->op == BPF_SOCK_OPS_ACTIVE_ESTABLISHED_CB; +} BPF_CALL_4(bpf_sock_map_update, struct bpf_sock_ops_kern *, bpf_sock, struct bpf_map *, map, void *, key, u64, flags) { WARN_ON_ONCE(!rcu_read_lock_held()); + + /* ULPs are currently supported only for TCP sockets in ESTABLISHED + * state. This checks that the sock ops triggering the update is + * one indicating we are (or will be soon) in an ESTABLISHED state. + */ + if (!bpf_is_valid_sock_op(bpf_sock)) + return -EOPNOTSUPP; return sock_map_ctx_update_elem(bpf_sock, map, key, flags); } @@ -2565,6 +2613,9 @@ BPF_CALL_4(bpf_sock_hash_update, struct bpf_sock_ops_kern *, bpf_sock, struct bpf_map *, map, void *, key, u64, flags) { WARN_ON_ONCE(!rcu_read_lock_held()); + + if (!bpf_is_valid_sock_op(bpf_sock)) + return -EOPNOTSUPP; return sock_hash_ctx_update_elem(bpf_sock, map, key, flags); } diff --git a/kernel/dma/Kconfig b/kernel/dma/Kconfig index 9bd54304446f..1b1d63b3634b 100644 --- a/kernel/dma/Kconfig +++ b/kernel/dma/Kconfig @@ -23,6 +23,9 @@ config ARCH_HAS_SYNC_DMA_FOR_CPU bool select NEED_DMA_MAP_STATE +config ARCH_HAS_SYNC_DMA_FOR_CPU_ALL + bool + config DMA_DIRECT_OPS bool depends on HAS_DMA diff --git a/kernel/events/core.c b/kernel/events/core.c index c80549bf82c6..dcb093e7b377 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -3935,6 +3935,12 @@ int perf_event_read_local(struct perf_event *event, u64 *value, goto out; } + /* If this is a pinned event it must be running on this CPU */ + if (event->attr.pinned && event->oncpu != smp_processor_id()) { + ret = -EBUSY; + goto out; + } + /* * If the event is currently on this CPU, its either a per-task event, * or local to this CPU. Furthermore it means its ACTIVE (otherwise diff --git a/net/batman-adv/bat_v_elp.c b/net/batman-adv/bat_v_elp.c index 71c20c1d4002..9f481cfdf77d 100644 --- a/net/batman-adv/bat_v_elp.c +++ b/net/batman-adv/bat_v_elp.c @@ -241,7 +241,7 @@ batadv_v_elp_wifi_neigh_probe(struct batadv_hardif_neigh_node *neigh) * the packet to be exactly of that size to make the link * throughput estimation effective. */ - skb_put(skb, probe_len - hard_iface->bat_v.elp_skb->len); + skb_put_zero(skb, probe_len - hard_iface->bat_v.elp_skb->len); batadv_dbg(BATADV_DBG_BATMAN, bat_priv, "Sending unicast (probe) ELP packet on interface %s to %pM\n", @@ -268,6 +268,7 @@ static void batadv_v_elp_periodic_work(struct work_struct *work) struct batadv_priv *bat_priv; struct sk_buff *skb; u32 elp_interval; + bool ret; bat_v = container_of(work, struct batadv_hard_iface_bat_v, elp_wq.work); hard_iface = container_of(bat_v, struct batadv_hard_iface, bat_v); @@ -329,8 +330,11 @@ static void batadv_v_elp_periodic_work(struct work_struct *work) * may sleep and that is not allowed in an rcu protected * context. Therefore schedule a task for that. */ - queue_work(batadv_event_workqueue, - &hardif_neigh->bat_v.metric_work); + ret = queue_work(batadv_event_workqueue, + &hardif_neigh->bat_v.metric_work); + + if (!ret) + batadv_hardif_neigh_put(hardif_neigh); } rcu_read_unlock(); diff --git a/net/batman-adv/bridge_loop_avoidance.c b/net/batman-adv/bridge_loop_avoidance.c index ff9659af6b91..5f1aeeded0e3 100644 --- a/net/batman-adv/bridge_loop_avoidance.c +++ b/net/batman-adv/bridge_loop_avoidance.c @@ -1772,6 +1772,7 @@ batadv_bla_loopdetect_check(struct batadv_priv *bat_priv, struct sk_buff *skb, { struct batadv_bla_backbone_gw *backbone_gw; struct ethhdr *ethhdr; + bool ret; ethhdr = eth_hdr(skb); @@ -1795,8 +1796,13 @@ batadv_bla_loopdetect_check(struct batadv_priv *bat_priv, struct sk_buff *skb, if (unlikely(!backbone_gw)) return true; - queue_work(batadv_event_workqueue, &backbone_gw->report_work); - /* backbone_gw is unreferenced in the report work function function */ + ret = queue_work(batadv_event_workqueue, &backbone_gw->report_work); + + /* backbone_gw is unreferenced in the report work function function + * if queue_work() call was successful + */ + if (!ret) + batadv_backbone_gw_put(backbone_gw); return true; } diff --git a/net/batman-adv/gateway_client.c b/net/batman-adv/gateway_client.c index 8b198ee798c9..140c61a3f1ec 100644 --- a/net/batman-adv/gateway_client.c +++ b/net/batman-adv/gateway_client.c @@ -32,6 +32,7 @@ #include <linux/kernel.h> #include <linux/kref.h> #include <linux/list.h> +#include <linux/lockdep.h> #include <linux/netdevice.h> #include <linux/netlink.h> #include <linux/rculist.h> @@ -348,6 +349,9 @@ out: * @bat_priv: the bat priv with all the soft interface information * @orig_node: originator announcing gateway capabilities * @gateway: announced bandwidth information + * + * Has to be called with the appropriate locks being acquired + * (gw.list_lock). */ static void batadv_gw_node_add(struct batadv_priv *bat_priv, struct batadv_orig_node *orig_node, @@ -355,6 +359,8 @@ static void batadv_gw_node_add(struct batadv_priv *bat_priv, { struct batadv_gw_node *gw_node; + lockdep_assert_held(&bat_priv->gw.list_lock); + if (gateway->bandwidth_down == 0) return; @@ -369,10 +375,8 @@ static void batadv_gw_node_add(struct batadv_priv *bat_priv, gw_node->bandwidth_down = ntohl(gateway->bandwidth_down); gw_node->bandwidth_up = ntohl(gateway->bandwidth_up); - spin_lock_bh(&bat_priv->gw.list_lock); kref_get(&gw_node->refcount); hlist_add_head_rcu(&gw_node->list, &bat_priv->gw.gateway_list); - spin_unlock_bh(&bat_priv->gw.list_lock); batadv_dbg(BATADV_DBG_BATMAN, bat_priv, "Found new gateway %pM -> gw bandwidth: %u.%u/%u.%u MBit\n", @@ -428,11 +432,14 @@ void batadv_gw_node_update(struct batadv_priv *bat_priv, { struct batadv_gw_node *gw_node, *curr_gw = NULL; + spin_lock_bh(&bat_priv->gw.list_lock); gw_node = batadv_gw_node_get(bat_priv, orig_node); if (!gw_node) { batadv_gw_node_add(bat_priv, orig_node, gateway); + spin_unlock_bh(&bat_priv->gw.list_lock); goto out; } + spin_unlock_bh(&bat_priv->gw.list_lock); if (gw_node->bandwidth_down == ntohl(gateway->bandwidth_down) && gw_node->bandwidth_up == ntohl(gateway->bandwidth_up)) diff --git a/net/batman-adv/main.h b/net/batman-adv/main.h index 8da3c9336111..3ccc75ee719c 100644 --- a/net/batman-adv/main.h +++ b/net/batman-adv/main.h @@ -25,7 +25,7 @@ #define BATADV_DRIVER_DEVICE "batman-adv" #ifndef BATADV_SOURCE_VERSION -#define BATADV_SOURCE_VERSION "2018.2" +#define BATADV_SOURCE_VERSION "2018.3" #endif /* B.A.T.M.A.N. parameters */ diff --git a/net/batman-adv/network-coding.c b/net/batman-adv/network-coding.c index c3578444f3cb..34caf129a9bf 100644 --- a/net/batman-adv/network-coding.c +++ b/net/batman-adv/network-coding.c @@ -854,16 +854,27 @@ batadv_nc_get_nc_node(struct batadv_priv *bat_priv, spinlock_t *lock; /* Used to lock list selected by "int in_coding" */ struct list_head *list; + /* Select ingoing or outgoing coding node */ + if (in_coding) { + lock = &orig_neigh_node->in_coding_list_lock; + list = &orig_neigh_node->in_coding_list; + } else { + lock = &orig_neigh_node->out_coding_list_lock; + list = &orig_neigh_node->out_coding_list; + } + + spin_lock_bh(lock); + /* Check if nc_node is already added */ nc_node = batadv_nc_find_nc_node(orig_node, orig_neigh_node, in_coding); /* Node found */ if (nc_node) - return nc_node; + goto unlock; nc_node = kzalloc(sizeof(*nc_node), GFP_ATOMIC); if (!nc_node) - return NULL; + goto unlock; /* Initialize nc_node */ INIT_LIST_HEAD(&nc_node->list); @@ -872,22 +883,14 @@ batadv_nc_get_nc_node(struct batadv_priv *bat_priv, kref_get(&orig_neigh_node->refcount); nc_node->orig_node = orig_neigh_node; - /* Select ingoing or outgoing coding node */ - if (in_coding) { - lock = &orig_neigh_node->in_coding_list_lock; - list = &orig_neigh_node->in_coding_list; - } else { - lock = &orig_neigh_node->out_coding_list_lock; - list = &orig_neigh_node->out_coding_list; - } - batadv_dbg(BATADV_DBG_NC, bat_priv, "Adding nc_node %pM -> %pM\n", nc_node->addr, nc_node->orig_node->orig); /* Add nc_node to orig_node */ - spin_lock_bh(lock); kref_get(&nc_node->refcount); list_add_tail_rcu(&nc_node->list, list); + +unlock: spin_unlock_bh(lock); return nc_node; diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c index 1485263a348b..626ddca332db 100644 --- a/net/batman-adv/soft-interface.c +++ b/net/batman-adv/soft-interface.c @@ -574,15 +574,20 @@ int batadv_softif_create_vlan(struct batadv_priv *bat_priv, unsigned short vid) struct batadv_softif_vlan *vlan; int err; + spin_lock_bh(&bat_priv->softif_vlan_list_lock); + vlan = batadv_softif_vlan_get(bat_priv, vid); if (vlan) { batadv_softif_vlan_put(vlan); + spin_unlock_bh(&bat_priv->softif_vlan_list_lock); return -EEXIST; } vlan = kzalloc(sizeof(*vlan), GFP_ATOMIC); - if (!vlan) + if (!vlan) { + spin_unlock_bh(&bat_priv->softif_vlan_list_lock); return -ENOMEM; + } vlan->bat_priv = bat_priv; vlan->vid = vid; @@ -590,17 +595,23 @@ int batadv_softif_create_vlan(struct batadv_priv *bat_priv, unsigned short vid) atomic_set(&vlan->ap_isolation, 0); + kref_get(&vlan->refcount); + hlist_add_head_rcu(&vlan->list, &bat_priv->softif_vlan_list); + spin_unlock_bh(&bat_priv->softif_vlan_list_lock); + + /* batadv_sysfs_add_vlan cannot be in the spinlock section due to the + * sleeping behavior of the sysfs functions and the fs_reclaim lock + */ err = batadv_sysfs_add_vlan(bat_priv->soft_iface, vlan); if (err) { - kfree(vlan); + /* ref for the function */ + batadv_softif_vlan_put(vlan); + + /* ref for the list */ + batadv_softif_vlan_put(vlan); return err; } - spin_lock_bh(&bat_priv->softif_vlan_list_lock); - kref_get(&vlan->refcount); - hlist_add_head_rcu(&vlan->list, &bat_priv->softif_vlan_list); - spin_unlock_bh(&bat_priv->softif_vlan_list_lock); - /* add a new TT local entry. This one will be marked with the NOPURGE * flag */ diff --git a/net/batman-adv/sysfs.c b/net/batman-adv/sysfs.c index f2eef43bd2ec..09427fc6494a 100644 --- a/net/batman-adv/sysfs.c +++ b/net/batman-adv/sysfs.c @@ -188,7 +188,8 @@ ssize_t batadv_store_##_name(struct kobject *kobj, \ \ return __batadv_store_uint_attr(buff, count, _min, _max, \ _post_func, attr, \ - &bat_priv->_var, net_dev); \ + &bat_priv->_var, net_dev, \ + NULL); \ } #define BATADV_ATTR_SIF_SHOW_UINT(_name, _var) \ @@ -262,7 +263,9 @@ ssize_t batadv_store_##_name(struct kobject *kobj, \ \ length = __batadv_store_uint_attr(buff, count, _min, _max, \ _post_func, attr, \ - &hard_iface->_var, net_dev); \ + &hard_iface->_var, \ + hard_iface->soft_iface, \ + net_dev); \ \ batadv_hardif_put(hard_iface); \ return length; \ @@ -356,10 +359,12 @@ __batadv_store_bool_attr(char *buff, size_t count, static int batadv_store_uint_attr(const char *buff, size_t count, struct net_device *net_dev, + struct net_device *slave_dev, const char *attr_name, unsigned int min, unsigned int max, atomic_t *attr) { + char ifname[IFNAMSIZ + 3] = ""; unsigned long uint_val; int ret; @@ -385,8 +390,11 @@ static int batadv_store_uint_attr(const char *buff, size_t count, if (atomic_read(attr) == uint_val) return count; - batadv_info(net_dev, "%s: Changing from: %i to: %lu\n", - attr_name, atomic_read(attr), uint_val); + if (slave_dev) + snprintf(ifname, sizeof(ifname), "%s: ", slave_dev->name); + + batadv_info(net_dev, "%s: %sChanging from: %i to: %lu\n", + attr_name, ifname, atomic_read(attr), uint_val); atomic_set(attr, uint_val); return count; @@ -397,12 +405,13 @@ static ssize_t __batadv_store_uint_attr(const char *buff, size_t count, void (*post_func)(struct net_device *), const struct attribute *attr, atomic_t *attr_store, - struct net_device *net_dev) + struct net_device *net_dev, + struct net_device *slave_dev) { int ret; - ret = batadv_store_uint_attr(buff, count, net_dev, attr->name, min, max, - attr_store); + ret = batadv_store_uint_attr(buff, count, net_dev, slave_dev, + attr->name, min, max, attr_store); if (post_func && ret) post_func(net_dev); @@ -571,7 +580,7 @@ static ssize_t batadv_store_gw_sel_class(struct kobject *kobj, return __batadv_store_uint_attr(buff, count, 1, BATADV_TQ_MAX_VALUE, batadv_post_gw_reselect, attr, &bat_priv->gw.sel_class, - bat_priv->soft_iface); + bat_priv->soft_iface, NULL); } static ssize_t batadv_show_gw_bwidth(struct kobject *kobj, @@ -1090,8 +1099,9 @@ static ssize_t batadv_store_throughput_override(struct kobject *kobj, if (old_tp_override == tp_override) goto out; - batadv_info(net_dev, "%s: Changing from: %u.%u MBit to: %u.%u MBit\n", - "throughput_override", + batadv_info(hard_iface->soft_iface, + "%s: %s: Changing from: %u.%u MBit to: %u.%u MBit\n", + "throughput_override", net_dev->name, old_tp_override / 10, old_tp_override % 10, tp_override / 10, tp_override % 10); diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c index 12a2b7d21376..d21624c44665 100644 --- a/net/batman-adv/translation-table.c +++ b/net/batman-adv/translation-table.c @@ -1613,6 +1613,8 @@ batadv_tt_global_orig_entry_add(struct batadv_tt_global_entry *tt_global, { struct batadv_tt_orig_list_entry *orig_entry; + spin_lock_bh(&tt_global->list_lock); + orig_entry = batadv_tt_global_orig_entry_find(tt_global, orig_node); if (orig_entry) { /* refresh the ttvn: the current value could be a bogus one that @@ -1635,11 +1637,9 @@ batadv_tt_global_orig_entry_add(struct batadv_tt_global_entry *tt_global, orig_entry->flags = flags; kref_init(&orig_entry->refcount); - spin_lock_bh(&tt_global->list_lock); kref_get(&orig_entry->refcount); hlist_add_head_rcu(&orig_entry->list, &tt_global->orig_list); - spin_unlock_bh(&tt_global->list_lock); atomic_inc(&tt_global->orig_list_count); sync_flags: @@ -1647,6 +1647,8 @@ sync_flags: out: if (orig_entry) batadv_tt_orig_list_entry_put(orig_entry); + + spin_unlock_bh(&tt_global->list_lock); } /** diff --git a/net/batman-adv/tvlv.c b/net/batman-adv/tvlv.c index a637458205d1..40e69c9346d2 100644 --- a/net/batman-adv/tvlv.c +++ b/net/batman-adv/tvlv.c @@ -529,15 +529,20 @@ void batadv_tvlv_handler_register(struct batadv_priv *bat_priv, { struct batadv_tvlv_handler *tvlv_handler; + spin_lock_bh(&bat_priv->tvlv.handler_list_lock); + tvlv_handler = batadv_tvlv_handler_get(bat_priv, type, version); if (tvlv_handler) { + spin_unlock_bh(&bat_priv->tvlv.handler_list_lock); batadv_tvlv_handler_put(tvlv_handler); return; } tvlv_handler = kzalloc(sizeof(*tvlv_handler), GFP_ATOMIC); - if (!tvlv_handler) + if (!tvlv_handler) { + spin_unlock_bh(&bat_priv->tvlv.handler_list_lock); return; + } tvlv_handler->ogm_handler = optr; tvlv_handler->unicast_handler = uptr; @@ -547,7 +552,6 @@ void batadv_tvlv_handler_register(struct batadv_priv *bat_priv, kref_init(&tvlv_handler->refcount); INIT_HLIST_NODE(&tvlv_handler->list); - spin_lock_bh(&bat_priv->tvlv.handler_list_lock); kref_get(&tvlv_handler->refcount); hlist_add_head_rcu(&tvlv_handler->list, &bat_priv->tvlv.handler_list); spin_unlock_bh(&bat_priv->tvlv.handler_list_lock); diff --git a/net/core/devlink.c b/net/core/devlink.c index 65fc366a78a4..8c0ed225e280 100644 --- a/net/core/devlink.c +++ b/net/core/devlink.c @@ -2592,7 +2592,7 @@ send_done: if (!nlh) { err = devlink_dpipe_send_and_alloc_skb(&skb, info); if (err) - goto err_skb_send_alloc; + return err; goto send_done; } return genlmsg_reply(skb, info); @@ -2600,7 +2600,6 @@ send_done: nla_put_failure: err = -EMSGSIZE; err_resource_put: -err_skb_send_alloc: nlmsg_free(skb); return err; } diff --git a/net/core/ethtool.c b/net/core/ethtool.c index c9993c6c2fd4..234a0ec2e932 100644 --- a/net/core/ethtool.c +++ b/net/core/ethtool.c @@ -2624,6 +2624,7 @@ int dev_ethtool(struct net *net, struct ifreq *ifr) case ETHTOOL_GPHYSTATS: case ETHTOOL_GTSO: case ETHTOOL_GPERMADDR: + case ETHTOOL_GUFO: case ETHTOOL_GGSO: case ETHTOOL_GGRO: case ETHTOOL_GFLAGS: diff --git a/net/core/netpoll.c b/net/core/netpoll.c index 57557a6a950c..3219a2932463 100644 --- a/net/core/netpoll.c +++ b/net/core/netpoll.c @@ -187,16 +187,16 @@ static void poll_napi(struct net_device *dev) } } -static void netpoll_poll_dev(struct net_device *dev) +void netpoll_poll_dev(struct net_device *dev) { - const struct net_device_ops *ops; struct netpoll_info *ni = rcu_dereference_bh(dev->npinfo); + const struct net_device_ops *ops; /* Don't do any rx activity if the dev_lock mutex is held * the dev_open/close paths use this to block netpoll activity * while changing device state */ - if (down_trylock(&ni->dev_lock)) + if (!ni || down_trylock(&ni->dev_lock)) return; if (!netif_running(dev)) { @@ -205,13 +205,8 @@ static void netpoll_poll_dev(struct net_device *dev) } ops = dev->netdev_ops; - if (!ops->ndo_poll_controller) { - up(&ni->dev_lock); - return; - } - - /* Process pending work on NIC */ - ops->ndo_poll_controller(dev); + if (ops->ndo_poll_controller) + ops->ndo_poll_controller(dev); poll_napi(dev); @@ -219,6 +214,7 @@ static void netpoll_poll_dev(struct net_device *dev) zap_completion_queue(); } +EXPORT_SYMBOL(netpoll_poll_dev); void netpoll_poll_disable(struct net_device *dev) { @@ -613,8 +609,7 @@ int __netpoll_setup(struct netpoll *np, struct net_device *ndev) strlcpy(np->dev_name, ndev->name, IFNAMSIZ); INIT_WORK(&np->cleanup_work, netpoll_async_cleanup); - if ((ndev->priv_flags & IFF_DISABLE_NETPOLL) || - !ndev->netdev_ops->ndo_poll_controller) { + if (ndev->priv_flags & IFF_DISABLE_NETPOLL) { np_err(np, "%s doesn't support polling, aborting\n", np->dev_name); err = -ENOTSUPP; diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c index c4f5602308ed..284a22154b4e 100644 --- a/net/ipv4/ip_tunnel.c +++ b/net/ipv4/ip_tunnel.c @@ -627,6 +627,7 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev, const struct iphdr *tnl_params, u8 protocol) { struct ip_tunnel *tunnel = netdev_priv(dev); + unsigned int inner_nhdr_len = 0; const struct iphdr *inner_iph; struct flowi4 fl4; u8 tos, ttl; @@ -636,6 +637,14 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev, __be32 dst; bool connected; + /* ensure we can access the inner net header, for several users below */ + if (skb->protocol == htons(ETH_P_IP)) + inner_nhdr_len = sizeof(struct iphdr); + else if (skb->protocol == htons(ETH_P_IPV6)) + inner_nhdr_len = sizeof(struct ipv6hdr); + if (unlikely(!pskb_may_pull(skb, inner_nhdr_len))) + goto tx_error; + inner_iph = (const struct iphdr *)skb_inner_network_header(skb); connected = (tunnel->parms.iph.daddr != 0); diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index d51a8c0b3372..c63ccce6425f 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -4201,7 +4201,6 @@ static struct inet6_ifaddr *if6_get_first(struct seq_file *seq, loff_t pos) p++; continue; } - state->offset++; return ifa; } @@ -4225,13 +4224,12 @@ static struct inet6_ifaddr *if6_get_next(struct seq_file *seq, return ifa; } + state->offset = 0; while (++state->bucket < IN6_ADDR_HSIZE) { - state->offset = 0; hlist_for_each_entry_rcu(ifa, &inet6_addr_lst[state->bucket], addr_lst) { if (!net_eq(dev_net(ifa->idev->dev), net)) continue; - state->offset++; return ifa; } } diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c index 419960b0ba16..a0b6932c3afd 100644 --- a/net/ipv6/ip6_tunnel.c +++ b/net/ipv6/ip6_tunnel.c @@ -1234,7 +1234,7 @@ static inline int ip4ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev) { struct ip6_tnl *t = netdev_priv(dev); - const struct iphdr *iph = ip_hdr(skb); + const struct iphdr *iph; int encap_limit = -1; struct flowi6 fl6; __u8 dsfield; @@ -1242,6 +1242,11 @@ ip4ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev) u8 tproto; int err; + /* ensure we can access the full inner ip header */ + if (!pskb_may_pull(skb, sizeof(struct iphdr))) + return -1; + + iph = ip_hdr(skb); memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt)); tproto = READ_ONCE(t->parms.proto); @@ -1306,7 +1311,7 @@ static inline int ip6ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev) { struct ip6_tnl *t = netdev_priv(dev); - struct ipv6hdr *ipv6h = ipv6_hdr(skb); + struct ipv6hdr *ipv6h; int encap_limit = -1; __u16 offset; struct flowi6 fl6; @@ -1315,6 +1320,10 @@ ip6ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev) u8 tproto; int err; + if (unlikely(!pskb_may_pull(skb, sizeof(*ipv6h)))) + return -1; + + ipv6h = ipv6_hdr(skb); tproto = READ_ONCE(t->parms.proto); if ((tproto != IPPROTO_IPV6 && tproto != 0) || ip6_tnl_addr_conflict(t, ipv6h)) diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 480a79f47c52..826b14de7dbb 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -364,11 +364,14 @@ EXPORT_SYMBOL(ip6_dst_alloc); static void ip6_dst_destroy(struct dst_entry *dst) { + struct dst_metrics *p = (struct dst_metrics *)DST_METRICS_PTR(dst); struct rt6_info *rt = (struct rt6_info *)dst; struct fib6_info *from; struct inet6_dev *idev; - dst_destroy_metrics_generic(dst); + if (p != &dst_default_metrics && refcount_dec_and_test(&p->refcnt)) + kfree(p); + rt6_uncached_list_del(rt); idev = rt->rt6i_idev; @@ -976,6 +979,10 @@ static void rt6_set_from(struct rt6_info *rt, struct fib6_info *from) rt->rt6i_flags &= ~RTF_EXPIRES; rcu_assign_pointer(rt->from, from); dst_init_metrics(&rt->dst, from->fib6_metrics->metrics, true); + if (from->fib6_metrics != &dst_default_metrics) { + rt->dst._metrics |= DST_METRICS_REFCOUNTED; + refcount_inc(&from->fib6_metrics->refcnt); + } } /* Caller must already hold reference to @ort */ diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c index 7a4de6d618b1..8fbe6cdbe255 100644 --- a/net/mpls/af_mpls.c +++ b/net/mpls/af_mpls.c @@ -1533,10 +1533,14 @@ static int mpls_dev_notify(struct notifier_block *this, unsigned long event, unsigned int flags; if (event == NETDEV_REGISTER) { - /* For now just support Ethernet, IPGRE, SIT and IPIP devices */ + + /* For now just support Ethernet, IPGRE, IP6GRE, SIT and + * IPIP devices + */ if (dev->type == ARPHRD_ETHER || dev->type == ARPHRD_LOOPBACK || dev->type == ARPHRD_IPGRE || + dev->type == ARPHRD_IP6GRE || dev->type == ARPHRD_SIT || dev->type == ARPHRD_TUNNEL) { mdev = mpls_add_dev(dev); diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c index c070dfc0190a..c92894c3e40a 100644 --- a/net/netlabel/netlabel_unlabeled.c +++ b/net/netlabel/netlabel_unlabeled.c @@ -781,7 +781,8 @@ static int netlbl_unlabel_addrinfo_get(struct genl_info *info, { u32 addr_len; - if (info->attrs[NLBL_UNLABEL_A_IPV4ADDR]) { + if (info->attrs[NLBL_UNLABEL_A_IPV4ADDR] && + info->attrs[NLBL_UNLABEL_A_IPV4MASK]) { addr_len = nla_len(info->attrs[NLBL_UNLABEL_A_IPV4ADDR]); if (addr_len != sizeof(struct in_addr) && addr_len != nla_len(info->attrs[NLBL_UNLABEL_A_IPV4MASK])) diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c index ac8030c4bcf8..19cb2e473ea6 100644 --- a/net/nfc/hci/core.c +++ b/net/nfc/hci/core.c @@ -209,6 +209,11 @@ void nfc_hci_cmd_received(struct nfc_hci_dev *hdev, u8 pipe, u8 cmd, } create_info = (struct hci_create_pipe_resp *)skb->data; + if (create_info->pipe >= NFC_HCI_MAX_PIPES) { + status = NFC_HCI_ANY_E_NOK; + goto exit; + } + /* Save the new created pipe and bind with local gate, * the description for skb->data[3] is destination gate id * but since we received this cmd from host controller, we @@ -232,6 +237,11 @@ void nfc_hci_cmd_received(struct nfc_hci_dev *hdev, u8 pipe, u8 cmd, } delete_info = (struct hci_delete_pipe_noti *)skb->data; + if (delete_info->pipe >= NFC_HCI_MAX_PIPES) { + status = NFC_HCI_ANY_E_NOK; + goto exit; + } + hdev->pipes[delete_info->pipe].gate = NFC_HCI_INVALID_GATE; hdev->pipes[delete_info->pipe].dest_host = NFC_HCI_INVALID_HOST; break; diff --git a/net/rds/ib.h b/net/rds/ib.h index 73427ff439f9..71ff356ee702 100644 --- a/net/rds/ib.h +++ b/net/rds/ib.h @@ -443,7 +443,7 @@ int rds_ib_send_grab_credits(struct rds_ib_connection *ic, u32 wanted, int rds_ib_xmit_atomic(struct rds_connection *conn, struct rm_atomic_op *op); /* ib_stats.c */ -DECLARE_PER_CPU(struct rds_ib_statistics, rds_ib_stats); +DECLARE_PER_CPU_SHARED_ALIGNED(struct rds_ib_statistics, rds_ib_stats); #define rds_ib_stats_inc(member) rds_stats_inc_which(rds_ib_stats, member) #define rds_ib_stats_add(member, count) \ rds_stats_add_which(rds_ib_stats, member, count) diff --git a/net/sctp/transport.c b/net/sctp/transport.c index 12cac85da994..033696e6f74f 100644 --- a/net/sctp/transport.c +++ b/net/sctp/transport.c @@ -260,6 +260,7 @@ void sctp_transport_pmtu(struct sctp_transport *transport, struct sock *sk) bool sctp_transport_update_pmtu(struct sctp_transport *t, u32 pmtu) { struct dst_entry *dst = sctp_transport_dst_check(t); + struct sock *sk = t->asoc->base.sk; bool change = true; if (unlikely(pmtu < SCTP_DEFAULT_MINSEGMENT)) { @@ -271,12 +272,19 @@ bool sctp_transport_update_pmtu(struct sctp_transport *t, u32 pmtu) pmtu = SCTP_TRUNC4(pmtu); if (dst) { - dst->ops->update_pmtu(dst, t->asoc->base.sk, NULL, pmtu); + struct sctp_pf *pf = sctp_get_pf_specific(dst->ops->family); + union sctp_addr addr; + + pf->af->from_sk(&addr, sk); + pf->to_sk_daddr(&t->ipaddr, sk); + dst->ops->update_pmtu(dst, sk, NULL, pmtu); + pf->to_sk_daddr(&addr, sk); + dst = sctp_transport_dst_check(t); } if (!dst) { - t->af_specific->get_dst(t, &t->saddr, &t->fl, t->asoc->base.sk); + t->af_specific->get_dst(t, &t->saddr, &t->fl, sk); dst = t->dst; } diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c index 2d8a1e15e4f9..015231789ed2 100644 --- a/net/smc/af_smc.c +++ b/net/smc/af_smc.c @@ -742,7 +742,10 @@ static void smc_connect_work(struct work_struct *work) smc->sk.sk_err = -rc; out: - smc->sk.sk_state_change(&smc->sk); + if (smc->sk.sk_err) + smc->sk.sk_state_change(&smc->sk); + else + smc->sk.sk_write_space(&smc->sk); kfree(smc->connect_info); smc->connect_info = NULL; release_sock(&smc->sk); @@ -1150,9 +1153,9 @@ static int smc_listen_rdma_reg(struct smc_sock *new_smc, int local_contact) } /* listen worker: finish RDMA setup */ -static void smc_listen_rdma_finish(struct smc_sock *new_smc, - struct smc_clc_msg_accept_confirm *cclc, - int local_contact) +static int smc_listen_rdma_finish(struct smc_sock *new_smc, + struct smc_clc_msg_accept_confirm *cclc, + int local_contact) { struct smc_link *link = &new_smc->conn.lgr->lnk[SMC_SINGLE_LINK]; int reason_code = 0; @@ -1175,11 +1178,12 @@ static void smc_listen_rdma_finish(struct smc_sock *new_smc, if (reason_code) goto decline; } - return; + return 0; decline: mutex_unlock(&smc_create_lgr_pending); smc_listen_decline(new_smc, reason_code, local_contact); + return reason_code; } /* setup for RDMA connection of server */ @@ -1276,8 +1280,10 @@ static void smc_listen_work(struct work_struct *work) } /* finish worker */ - if (!ism_supported) - smc_listen_rdma_finish(new_smc, &cclc, local_contact); + if (!ism_supported) { + if (smc_listen_rdma_finish(new_smc, &cclc, local_contact)) + return; + } smc_conn_save_peer_info(new_smc, &cclc); mutex_unlock(&smc_create_lgr_pending); smc_listen_out_connected(new_smc); @@ -1529,7 +1535,7 @@ static __poll_t smc_poll(struct file *file, struct socket *sock, return EPOLLNVAL; smc = smc_sk(sock->sk); - if ((sk->sk_state == SMC_INIT) || smc->use_fallback) { + if (smc->use_fallback) { /* delegate to CLC child sock */ mask = smc->clcsock->ops->poll(file, smc->clcsock, wait); sk->sk_err = smc->clcsock->sk->sk_err; @@ -1560,9 +1566,9 @@ static __poll_t smc_poll(struct file *file, struct socket *sock, mask |= EPOLLIN | EPOLLRDNORM | EPOLLRDHUP; if (sk->sk_state == SMC_APPCLOSEWAIT1) mask |= EPOLLIN; + if (smc->conn.urg_state == SMC_URG_VALID) + mask |= EPOLLPRI; } - if (smc->conn.urg_state == SMC_URG_VALID) - mask |= EPOLLPRI; } return mask; diff --git a/net/smc/smc_clc.c b/net/smc/smc_clc.c index 83aba9ade060..52241d679cc9 100644 --- a/net/smc/smc_clc.c +++ b/net/smc/smc_clc.c @@ -446,14 +446,12 @@ int smc_clc_send_proposal(struct smc_sock *smc, int smc_type, vec[i++].iov_len = sizeof(trl); /* due to the few bytes needed for clc-handshake this cannot block */ len = kernel_sendmsg(smc->clcsock, &msg, vec, i, plen); - if (len < sizeof(pclc)) { - if (len >= 0) { - reason_code = -ENETUNREACH; - smc->sk.sk_err = -reason_code; - } else { - smc->sk.sk_err = smc->clcsock->sk->sk_err; - reason_code = -smc->sk.sk_err; - } + if (len < 0) { + smc->sk.sk_err = smc->clcsock->sk->sk_err; + reason_code = -smc->sk.sk_err; + } else if (len < (int)sizeof(pclc)) { + reason_code = -ENETUNREACH; + smc->sk.sk_err = -reason_code; } return reason_code; diff --git a/net/smc/smc_close.c b/net/smc/smc_close.c index ac961dfb1ea1..ea2b87f29469 100644 --- a/net/smc/smc_close.c +++ b/net/smc/smc_close.c @@ -100,15 +100,14 @@ static void smc_close_active_abort(struct smc_sock *smc) struct smc_cdc_conn_state_flags *txflags = &smc->conn.local_tx_ctrl.conn_state_flags; - sk->sk_err = ECONNABORTED; - if (smc->clcsock && smc->clcsock->sk) { - smc->clcsock->sk->sk_err = ECONNABORTED; - smc->clcsock->sk->sk_state_change(smc->clcsock->sk); + if (sk->sk_state != SMC_INIT && smc->clcsock && smc->clcsock->sk) { + sk->sk_err = ECONNABORTED; + if (smc->clcsock && smc->clcsock->sk) { + smc->clcsock->sk->sk_err = ECONNABORTED; + smc->clcsock->sk->sk_state_change(smc->clcsock->sk); + } } switch (sk->sk_state) { - case SMC_INIT: - sk->sk_state = SMC_PEERABORTWAIT; - break; case SMC_ACTIVE: sk->sk_state = SMC_PEERABORTWAIT; release_sock(sk); @@ -143,6 +142,7 @@ static void smc_close_active_abort(struct smc_sock *smc) case SMC_PEERFINCLOSEWAIT: sock_put(sk); /* passive closing */ break; + case SMC_INIT: case SMC_PEERABORTWAIT: case SMC_CLOSED: break; diff --git a/net/smc/smc_pnet.c b/net/smc/smc_pnet.c index 01c6ce042a1c..7cb3e4f07c10 100644 --- a/net/smc/smc_pnet.c +++ b/net/smc/smc_pnet.c @@ -461,7 +461,7 @@ static const struct genl_ops smc_pnet_ops[] = { }; /* SMC_PNETID family definition */ -static struct genl_family smc_pnet_nl_family = { +static struct genl_family smc_pnet_nl_family __ro_after_init = { .hdrsize = 0, .name = SMCR_GENL_FAMILY_NAME, .version = SMCR_GENL_FAMILY_VERSION, diff --git a/security/keys/dh.c b/security/keys/dh.c index 3b602a1e27fa..711e89d8c415 100644 --- a/security/keys/dh.c +++ b/security/keys/dh.c @@ -300,7 +300,7 @@ long __keyctl_dh_compute(struct keyctl_dh_params __user *params, } dh_inputs.g_size = dlen; - dlen = dh_data_from_key(pcopy.dh_private, &dh_inputs.key); + dlen = dh_data_from_key(pcopy.private, &dh_inputs.key); if (dlen < 0) { ret = dlen; goto out2; diff --git a/tools/include/tools/libc_compat.h b/tools/include/tools/libc_compat.h index 664ced8cb1b0..e907ba6f15e5 100644 --- a/tools/include/tools/libc_compat.h +++ b/tools/include/tools/libc_compat.h @@ -1,4 +1,4 @@ -// SPDX-License-Identifier: GPL-2.0+ +// SPDX-License-Identifier: (LGPL-2.0+ OR BSD-2-Clause) /* Copyright (C) 2018 Netronome Systems, Inc. */ #ifndef __TOOLS_LIBC_COMPAT_H diff --git a/tools/testing/selftests/bpf/test_maps.c b/tools/testing/selftests/bpf/test_maps.c index 6f54f84144a0..9b552c0fc47d 100644 --- a/tools/testing/selftests/bpf/test_maps.c +++ b/tools/testing/selftests/bpf/test_maps.c @@ -580,7 +580,11 @@ static void test_sockmap(int tasks, void *data) /* Test update without programs */ for (i = 0; i < 6; i++) { err = bpf_map_update_elem(fd, &i, &sfd[i], BPF_ANY); - if (err) { + if (i < 2 && !err) { + printf("Allowed update sockmap '%i:%i' not in ESTABLISHED\n", + i, sfd[i]); + goto out_sockmap; + } else if (i >= 2 && err) { printf("Failed noprog update sockmap '%i:%i'\n", i, sfd[i]); goto out_sockmap; @@ -741,7 +745,7 @@ static void test_sockmap(int tasks, void *data) } /* Test map update elem afterwards fd lives in fd and map_fd */ - for (i = 0; i < 6; i++) { + for (i = 2; i < 6; i++) { err = bpf_map_update_elem(map_fd_rx, &i, &sfd[i], BPF_ANY); if (err) { printf("Failed map_fd_rx update sockmap %i '%i:%i'\n", @@ -845,7 +849,7 @@ static void test_sockmap(int tasks, void *data) } /* Delete the elems without programs */ - for (i = 0; i < 6; i++) { + for (i = 2; i < 6; i++) { err = bpf_map_delete_elem(fd, &i); if (err) { printf("Failed delete sockmap %i '%i:%i'\n", diff --git a/tools/testing/selftests/net/pmtu.sh b/tools/testing/selftests/net/pmtu.sh index 32a194e3e07a..0ab9423d009f 100755 --- a/tools/testing/selftests/net/pmtu.sh +++ b/tools/testing/selftests/net/pmtu.sh @@ -178,8 +178,8 @@ setup() { cleanup() { [ ${cleanup_done} -eq 1 ] && return - ip netns del ${NS_A} 2 > /dev/null - ip netns del ${NS_B} 2 > /dev/null + ip netns del ${NS_A} 2> /dev/null + ip netns del ${NS_B} 2> /dev/null cleanup_done=1 } diff --git a/tools/testing/selftests/powerpc/alignment/Makefile b/tools/testing/selftests/powerpc/alignment/Makefile index 93baacab7693..d056486f49de 100644 --- a/tools/testing/selftests/powerpc/alignment/Makefile +++ b/tools/testing/selftests/powerpc/alignment/Makefile @@ -1,5 +1,6 @@ TEST_GEN_PROGS := copy_first_unaligned alignment_handler +top_srcdir = ../../../../.. include ../../lib.mk $(TEST_GEN_PROGS): ../harness.c ../utils.c diff --git a/tools/testing/selftests/powerpc/benchmarks/Makefile b/tools/testing/selftests/powerpc/benchmarks/Makefile index b4d7432a0ecd..d40300a65b42 100644 --- a/tools/testing/selftests/powerpc/benchmarks/Makefile +++ b/tools/testing/selftests/powerpc/benchmarks/Makefile @@ -4,6 +4,7 @@ TEST_GEN_FILES := exec_target CFLAGS += -O2 +top_srcdir = ../../../../.. include ../../lib.mk $(TEST_GEN_PROGS): ../harness.c diff --git a/tools/testing/selftests/powerpc/cache_shape/Makefile b/tools/testing/selftests/powerpc/cache_shape/Makefile index 1be547434a49..ede4d3dae750 100644 --- a/tools/testing/selftests/powerpc/cache_shape/Makefile +++ b/tools/testing/selftests/powerpc/cache_shape/Makefile @@ -5,6 +5,7 @@ all: $(TEST_PROGS) $(TEST_PROGS): ../harness.c ../utils.c +top_srcdir = ../../../../.. include ../../lib.mk clean: diff --git a/tools/testing/selftests/powerpc/copyloops/Makefile b/tools/testing/selftests/powerpc/copyloops/Makefile index 1cf89a34d97c..44574f3818b3 100644 --- a/tools/testing/selftests/powerpc/copyloops/Makefile +++ b/tools/testing/selftests/powerpc/copyloops/Makefile @@ -17,6 +17,7 @@ TEST_GEN_PROGS := copyuser_64_t0 copyuser_64_t1 copyuser_64_t2 \ EXTRA_SOURCES := validate.c ../harness.c stubs.S +top_srcdir = ../../../../.. include ../../lib.mk $(OUTPUT)/copyuser_64_t%: copyuser_64.S $(EXTRA_SOURCES) diff --git a/tools/testing/selftests/powerpc/dscr/Makefile b/tools/testing/selftests/powerpc/dscr/Makefile index 55d7db7a616b..5df476364b4d 100644 --- a/tools/testing/selftests/powerpc/dscr/Makefile +++ b/tools/testing/selftests/powerpc/dscr/Makefile @@ -3,6 +3,7 @@ TEST_GEN_PROGS := dscr_default_test dscr_explicit_test dscr_user_test \ dscr_inherit_test dscr_inherit_exec_test dscr_sysfs_test \ dscr_sysfs_thread_test +top_srcdir = ../../../../.. include ../../lib.mk $(OUTPUT)/dscr_default_test: LDLIBS += -lpthread diff --git a/tools/testing/selftests/powerpc/math/Makefile b/tools/testing/selftests/powerpc/math/Makefile index 0dd3a01fdab9..11a10d7a2bbd 100644 --- a/tools/testing/selftests/powerpc/math/Makefile +++ b/tools/testing/selftests/powerpc/math/Makefile @@ -1,6 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 TEST_GEN_PROGS := fpu_syscall fpu_preempt fpu_signal vmx_syscall vmx_preempt vmx_signal vsx_preempt +top_srcdir = ../../../../.. include ../../lib.mk $(TEST_GEN_PROGS): ../harness.c diff --git a/tools/testing/selftests/powerpc/mm/Makefile b/tools/testing/selftests/powerpc/mm/Makefile index 8ebbe96d80a8..33ced6e0ad25 100644 --- a/tools/testing/selftests/powerpc/mm/Makefile +++ b/tools/testing/selftests/powerpc/mm/Makefile @@ -5,6 +5,7 @@ noarg: TEST_GEN_PROGS := hugetlb_vs_thp_test subpage_prot prot_sao segv_errors TEST_GEN_FILES := tempfile +top_srcdir = ../../../../.. include ../../lib.mk $(TEST_GEN_PROGS): ../harness.c diff --git a/tools/testing/selftests/powerpc/pmu/Makefile b/tools/testing/selftests/powerpc/pmu/Makefile index 6e1629bf5b09..19046db995fe 100644 --- a/tools/testing/selftests/powerpc/pmu/Makefile +++ b/tools/testing/selftests/powerpc/pmu/Makefile @@ -5,6 +5,7 @@ noarg: TEST_GEN_PROGS := count_instructions l3_bank_test per_event_excludes EXTRA_SOURCES := ../harness.c event.c lib.c ../utils.c +top_srcdir = ../../../../.. include ../../lib.mk all: $(TEST_GEN_PROGS) ebb diff --git a/tools/testing/selftests/powerpc/pmu/ebb/Makefile b/tools/testing/selftests/powerpc/pmu/ebb/Makefile index c4e64bc2e265..bd5dfa509272 100644 --- a/tools/testing/selftests/powerpc/pmu/ebb/Makefile +++ b/tools/testing/selftests/powerpc/pmu/ebb/Makefile @@ -17,6 +17,7 @@ TEST_GEN_PROGS := reg_access_test event_attributes_test cycles_test \ lost_exception_test no_handler_test \ cycles_with_mmcr2_test +top_srcdir = ../../../../../.. include ../../../lib.mk $(TEST_GEN_PROGS): ../../harness.c ../../utils.c ../event.c ../lib.c \ diff --git a/tools/testing/selftests/powerpc/primitives/Makefile b/tools/testing/selftests/powerpc/primitives/Makefile index 175366db7be8..ea2b7bd09e36 100644 --- a/tools/testing/selftests/powerpc/primitives/Makefile +++ b/tools/testing/selftests/powerpc/primitives/Makefile @@ -2,6 +2,7 @@ CFLAGS += -I$(CURDIR) TEST_GEN_PROGS := load_unaligned_zeropad +top_srcdir = ../../../../.. include ../../lib.mk $(TEST_GEN_PROGS): ../harness.c diff --git a/tools/testing/selftests/powerpc/ptrace/Makefile b/tools/testing/selftests/powerpc/ptrace/Makefile index 28f5b781a553..923d531265f8 100644 --- a/tools/testing/selftests/powerpc/ptrace/Makefile +++ b/tools/testing/selftests/powerpc/ptrace/Makefile @@ -4,6 +4,7 @@ TEST_PROGS := ptrace-gpr ptrace-tm-gpr ptrace-tm-spd-gpr \ ptrace-tm-spd-vsx ptrace-tm-spr ptrace-hwbreak ptrace-pkey core-pkey \ perf-hwbreak +top_srcdir = ../../../../.. include ../../lib.mk all: $(TEST_PROGS) diff --git a/tools/testing/selftests/powerpc/signal/Makefile b/tools/testing/selftests/powerpc/signal/Makefile index a7cbd5082e27..1fca25c6ace0 100644 --- a/tools/testing/selftests/powerpc/signal/Makefile +++ b/tools/testing/selftests/powerpc/signal/Makefile @@ -8,6 +8,7 @@ $(TEST_PROGS): ../harness.c ../utils.c signal.S CFLAGS += -maltivec signal_tm: CFLAGS += -mhtm +top_srcdir = ../../../../.. include ../../lib.mk clean: diff --git a/tools/testing/selftests/powerpc/stringloops/Makefile b/tools/testing/selftests/powerpc/stringloops/Makefile index 10b35c87a4f4..7fc0623d85c3 100644 --- a/tools/testing/selftests/powerpc/stringloops/Makefile +++ b/tools/testing/selftests/powerpc/stringloops/Makefile @@ -29,6 +29,7 @@ endif ASFLAGS = $(CFLAGS) +top_srcdir = ../../../../.. include ../../lib.mk $(TEST_GEN_PROGS): $(EXTRA_SOURCES) diff --git a/tools/testing/selftests/powerpc/switch_endian/Makefile b/tools/testing/selftests/powerpc/switch_endian/Makefile index 30b8ff8fb82e..fcd2dcb8972b 100644 --- a/tools/testing/selftests/powerpc/switch_endian/Makefile +++ b/tools/testing/selftests/powerpc/switch_endian/Makefile @@ -5,6 +5,7 @@ ASFLAGS += -O2 -Wall -g -nostdlib -m64 EXTRA_CLEAN = $(OUTPUT)/*.o $(OUTPUT)/check-reversed.S +top_srcdir = ../../../../.. include ../../lib.mk $(OUTPUT)/switch_endian_test: $(OUTPUT)/check-reversed.S diff --git a/tools/testing/selftests/powerpc/syscalls/Makefile b/tools/testing/selftests/powerpc/syscalls/Makefile index da22ca7c38c1..161b8846336f 100644 --- a/tools/testing/selftests/powerpc/syscalls/Makefile +++ b/tools/testing/selftests/powerpc/syscalls/Makefile @@ -2,6 +2,7 @@ TEST_GEN_PROGS := ipc_unmuxed CFLAGS += -I../../../../../usr/include +top_srcdir = ../../../../.. include ../../lib.mk $(TEST_GEN_PROGS): ../harness.c diff --git a/tools/testing/selftests/powerpc/tm/Makefile b/tools/testing/selftests/powerpc/tm/Makefile index c0e45d2dde25..9fc2cf6fbc92 100644 --- a/tools/testing/selftests/powerpc/tm/Makefile +++ b/tools/testing/selftests/powerpc/tm/Makefile @@ -6,6 +6,7 @@ TEST_GEN_PROGS := tm-resched-dscr tm-syscall tm-signal-msr-resv tm-signal-stack tm-vmxcopy tm-fork tm-tar tm-tmspr tm-vmx-unavail tm-unavailable tm-trap \ $(SIGNAL_CONTEXT_CHK_TESTS) tm-sigreturn +top_srcdir = ../../../../.. include ../../lib.mk $(TEST_GEN_PROGS): ../harness.c ../utils.c diff --git a/tools/testing/selftests/powerpc/vphn/Makefile b/tools/testing/selftests/powerpc/vphn/Makefile index f8ced26748f8..fb82068c9fda 100644 --- a/tools/testing/selftests/powerpc/vphn/Makefile +++ b/tools/testing/selftests/powerpc/vphn/Makefile @@ -2,6 +2,7 @@ TEST_GEN_PROGS := test-vphn CFLAGS += -m64 +top_srcdir = ../../../../.. include ../../lib.mk $(TEST_GEN_PROGS): ../harness.c |