From 3725119d8727310f33fb72faeda26670c3042f96 Mon Sep 17 00:00:00 2001 From: Amber Lin Date: Wed, 22 Aug 2018 16:48:50 -0400 Subject: [PATCH 2682/2940] drm/amdgpu: Merge amdkfd into amdgpu MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Since KFD is only supported by single GPU driver, it makes sense to merge amdgpu and amdkfd into one module. This patch is the initial step: merge Kconfig and Makefile. v2: also remove kfd from drm Kconfig Signed-off-by: Amber Lin Acked-by: Christian König Reviewed-by: Felix Kuehling Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdkfd/Makefile | 53 +++++++++++------ drivers/gpu/drm/amd/amdkfd/kfd_module.c | 77 +++++++------------------ 2 files changed, 56 insertions(+), 74 deletions(-) diff --git a/drivers/gpu/drm/amd/amdkfd/Makefile b/drivers/gpu/drm/amd/amdkfd/Makefile index ffd096fffc1c..69ec96998bb9 100644 --- a/drivers/gpu/drm/amd/amdkfd/Makefile +++ b/drivers/gpu/drm/amd/amdkfd/Makefile @@ -23,26 +23,41 @@ # Makefile for Heterogenous System Architecture support for AMD GPU devices # -ccflags-y := -Idrivers/gpu/drm/amd/include/ \ - -Idrivers/gpu/drm/amd/include/asic_reg - -amdkfd-y := kfd_module.o kfd_device.o kfd_chardev.o kfd_topology.o \ - kfd_pasid.o kfd_doorbell.o kfd_flat_memory.o \ - kfd_process.o kfd_queue.o kfd_mqd_manager.o \ - kfd_mqd_manager_cik.o kfd_mqd_manager_vi.o \ - kfd_mqd_manager_v9.o \ - kfd_kernel_queue.o kfd_kernel_queue_cik.o \ - kfd_kernel_queue_vi.o kfd_kernel_queue_v9.o \ - kfd_packet_manager.o kfd_process_queue_manager.o \ - kfd_device_queue_manager.o kfd_device_queue_manager_cik.o \ - kfd_device_queue_manager_vi.o kfd_device_queue_manager_v9.o \ - kfd_interrupt.o kfd_events.o cik_event_interrupt.o \ - kfd_int_process_v9.o kfd_dbgdev.o kfd_dbgmgr.o kfd_crat.o +AMDKFD_FILES := $(AMDKFD_PATH)/kfd_module.o \ + $(AMDKFD_PATH)/kfd_device.o \ + $(AMDKFD_PATH)/kfd_chardev.o \ + $(AMDKFD_PATH)/kfd_topology.o \ + $(AMDKFD_PATH)/kfd_pasid.o \ + $(AMDKFD_PATH)/kfd_doorbell.o \ + $(AMDKFD_PATH)/kfd_flat_memory.o \ + $(AMDKFD_PATH)/kfd_process.o \ + $(AMDKFD_PATH)/kfd_queue.o \ + $(AMDKFD_PATH)/kfd_mqd_manager.o \ + $(AMDKFD_PATH)/kfd_mqd_manager_cik.o \ + $(AMDKFD_PATH)/kfd_mqd_manager_vi.o \ + $(AMDKFD_PATH)/kfd_mqd_manager_v9.o \ + $(AMDKFD_PATH)/kfd_kernel_queue.o \ + $(AMDKFD_PATH)/kfd_kernel_queue_cik.o \ + $(AMDKFD_PATH)/kfd_kernel_queue_vi.o \ + $(AMDKFD_PATH)/kfd_kernel_queue_v9.o \ + $(AMDKFD_PATH)/kfd_packet_manager.o \ + $(AMDKFD_PATH)/kfd_process_queue_manager.o \ + $(AMDKFD_PATH)/kfd_device_queue_manager.o \ + $(AMDKFD_PATH)/kfd_device_queue_manager_cik.o \ + $(AMDKFD_PATH)/kfd_device_queue_manager_vi.o \ + $(AMDKFD_PATH)/kfd_device_queue_manager_v9.o \ + $(AMDKFD_PATH)/kfd_interrupt.o \ + $(AMDKFD_PATH)/kfd_events.o \ + $(AMDKFD_PATH)/cik_event_interrupt.o \ + $(AMDKFD_PATH)/kfd_int_process_v9.o \ + $(AMDKFD_PATH)/kfd_dbgdev.o \ + $(AMDKFD_PATH)/kfd_dbgmgr.o \ + $(AMDKFD_PATH)/kfd_crat.o ifneq ($(CONFIG_AMD_IOMMU_V2),) -amdkfd-y += kfd_iommu.o +AMDKFD_FILES += $(AMDKFD_PATH)/kfd_iommu.o endif -amdkfd-$(CONFIG_DEBUG_FS) += kfd_debugfs.o - -obj-$(CONFIG_HSA_AMD) += amdkfd.o +ifneq ($(CONFIG_DEBUG_FS),) +AMDKFD_FILES += $(AMDKFD_PATH)/kfd_debugfs.o +endif diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_module.c b/drivers/gpu/drm/amd/amdkfd/kfd_module.c index 6e1f5c7c2d4b..b445674bba9a 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_module.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_module.c @@ -20,21 +20,11 @@ * OTHER DEALINGS IN THE SOFTWARE. */ -#include #include #include #include -#include #include "kfd_priv.h" -#define KFD_DRIVER_AUTHOR "AMD Inc. and others" - -#define KFD_DRIVER_DESC "Standalone HSA driver for AMD's GPUs" -#define KFD_DRIVER_DATE "20150421" -#define KFD_DRIVER_MAJOR 0 -#define KFD_DRIVER_MINOR 7 -#define KFD_DRIVER_PATCHLEVEL 2 - static const struct kgd2kfd_calls kgd2kfd = { .exit = kgd2kfd_exit, .probe = kgd2kfd_probe, @@ -95,33 +85,7 @@ module_param(halt_if_hws_hang, int, 0644); MODULE_PARM_DESC(halt_if_hws_hang, "Halt if HWS hang is detected (0 = off (default), 1 = on)"); -static int amdkfd_init_completed; - - -int kgd2kfd_init(unsigned int interface_version, - const struct kgd2kfd_calls **g2f) -{ - if (!amdkfd_init_completed) - return -EPROBE_DEFER; - - /* - * Only one interface version is supported, - * no kfd/kgd version skew allowed. - */ - if (interface_version != KFD_INTERFACE_VERSION) - return -EINVAL; - - *g2f = &kgd2kfd; - - return 0; -} -EXPORT_SYMBOL(kgd2kfd_init); - -void kgd2kfd_exit(void) -{ -} - -static int __init kfd_module_init(void) +static int kfd_init(void) { int err; @@ -129,7 +93,7 @@ static int __init kfd_module_init(void) if ((sched_policy < KFD_SCHED_POLICY_HWS) || (sched_policy > KFD_SCHED_POLICY_NO_HWS)) { pr_err("sched_policy has invalid value\n"); - return -1; + return -EINVAL; } /* Verify module parameters */ @@ -137,7 +101,7 @@ static int __init kfd_module_init(void) (max_num_of_queues_per_device > KFD_MAX_NUM_OF_QUEUES_PER_DEVICE)) { pr_err("max_num_of_queues_per_device must be between 1 to KFD_MAX_NUM_OF_QUEUES_PER_DEVICE\n"); - return -1; + return -EINVAL; } err = kfd_chardev_init(); @@ -154,10 +118,6 @@ static int __init kfd_module_init(void) kfd_debugfs_init(); - amdkfd_init_completed = 1; - - dev_info(kfd_device, "Initialized module\n"); - return 0; err_create_wq: @@ -168,23 +128,30 @@ static int __init kfd_module_init(void) return err; } -static void __exit kfd_module_exit(void) +static void kfd_exit(void) { - amdkfd_init_completed = 0; - kfd_debugfs_fini(); kfd_process_destroy_wq(); kfd_topology_shutdown(); kfd_chardev_exit(); - pr_info("amdkfd: Removed module\n"); } -module_init(kfd_module_init); -module_exit(kfd_module_exit); +int kgd2kfd_init(unsigned int interface_version, + const struct kgd2kfd_calls **g2f) +{ + int err; + + err = kfd_init(); + if (err) + return err; -MODULE_AUTHOR(KFD_DRIVER_AUTHOR); -MODULE_DESCRIPTION(KFD_DRIVER_DESC); -MODULE_LICENSE("GPL and additional rights"); -MODULE_VERSION(__stringify(KFD_DRIVER_MAJOR) "." - __stringify(KFD_DRIVER_MINOR) "." - __stringify(KFD_DRIVER_PATCHLEVEL)); + *g2f = &kgd2kfd; + + return 0; +} +EXPORT_SYMBOL(kgd2kfd_init); + +void kgd2kfd_exit(void) +{ + kfd_exit(); +} -- 2.17.1