diff options
Diffstat (limited to 'drivers/infiniband/hw/i40iw')
-rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw.h | 5 | ||||
-rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw_ctrl.c | 6 | ||||
-rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw_main.c | 5 | ||||
-rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw_pble.c | 6 | ||||
-rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw_type.h | 2 | ||||
-rw-r--r-- | drivers/infiniband/hw/i40iw/i40iw_verbs.c | 46 |
6 files changed, 27 insertions, 43 deletions
diff --git a/drivers/infiniband/hw/i40iw/i40iw.h b/drivers/infiniband/hw/i40iw/i40iw.h index 2f2b4426ded7..c38381c71f77 100644 --- a/drivers/infiniband/hw/i40iw/i40iw.h +++ b/drivers/infiniband/hw/i40iw/i40iw.h @@ -411,9 +411,8 @@ void i40iw_manage_arp_cache(struct i40iw_device *iwdev, bool ipv4, u32 action); -int i40iw_manage_apbvt(struct i40iw_device *iwdev, - u16 accel_local_port, - bool add_port); +enum i40iw_status_code i40iw_manage_apbvt(struct i40iw_device *iwdev, + u16 accel_local_port, bool add_port); struct i40iw_cqp_request *i40iw_get_cqp_request(struct i40iw_cqp *cqp, bool wait); void i40iw_free_cqp_request(struct i40iw_cqp *cqp, struct i40iw_cqp_request *cqp_request); diff --git a/drivers/infiniband/hw/i40iw/i40iw_ctrl.c b/drivers/infiniband/hw/i40iw/i40iw_ctrl.c index 4d841a3c68f3..026557aa2307 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_ctrl.c +++ b/drivers/infiniband/hw/i40iw/i40iw_ctrl.c @@ -2945,6 +2945,9 @@ static enum i40iw_status_code i40iw_sc_alloc_stag( u64 header; enum i40iw_page_size page_size; + if (!info->total_len && !info->all_memory) + return -EINVAL; + page_size = (info->page_size == 0x200000) ? I40IW_PAGE_SIZE_2M : I40IW_PAGE_SIZE_4K; cqp = dev->cqp; wqe = i40iw_sc_cqp_get_next_send_wqe(cqp, scratch); @@ -3003,6 +3006,9 @@ static enum i40iw_status_code i40iw_sc_mr_reg_non_shared( u8 addr_type; enum i40iw_page_size page_size; + if (!info->total_len && !info->all_memory) + return -EINVAL; + page_size = (info->page_size == 0x200000) ? I40IW_PAGE_SIZE_2M : I40IW_PAGE_SIZE_4K; if (info->access_rights & (I40IW_ACCESS_FLAGS_REMOTEREAD_ONLY | I40IW_ACCESS_FLAGS_REMOTEWRITE_ONLY)) diff --git a/drivers/infiniband/hw/i40iw/i40iw_main.c b/drivers/infiniband/hw/i40iw/i40iw_main.c index 68095f00d08f..41227d956871 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_main.c +++ b/drivers/infiniband/hw/i40iw/i40iw_main.c @@ -54,10 +54,6 @@ #define DRV_VERSION __stringify(DRV_VERSION_MAJOR) "." \ __stringify(DRV_VERSION_MINOR) "." __stringify(DRV_VERSION_BUILD) -static int push_mode; -module_param(push_mode, int, 0644); -MODULE_PARM_DESC(push_mode, "Low latency mode: 0=disabled (default), 1=enabled)"); - static int debug; module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "debug flags: 0=disabled (default), 0x7fffffff=all"); @@ -1584,7 +1580,6 @@ static enum i40iw_status_code i40iw_setup_init_state(struct i40iw_handler *hdl, if (status) goto exit; iwdev->obj_next = iwdev->obj_mem; - iwdev->push_mode = push_mode; init_waitqueue_head(&iwdev->vchnl_waitq); init_waitqueue_head(&dev->vf_reqs); diff --git a/drivers/infiniband/hw/i40iw/i40iw_pble.c b/drivers/infiniband/hw/i40iw/i40iw_pble.c index 540aab5e502d..3fafc5424e76 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_pble.c +++ b/drivers/infiniband/hw/i40iw/i40iw_pble.c @@ -392,12 +392,9 @@ static enum i40iw_status_code add_pble_pool(struct i40iw_sc_dev *dev, i40iw_debug(dev, I40IW_DEBUG_PBLE, "next_fpm_addr = %llx chunk_size[%u] = 0x%x\n", pble_rsrc->next_fpm_addr, chunk->size, chunk->size); pble_rsrc->unallocated_pble -= (chunk->size >> 3); - list_add(&chunk->list, &pble_rsrc->pinfo.clist); sd_reg_val = (sd_entry_type == I40IW_SD_TYPE_PAGED) ? sd_entry->u.pd_table.pd_page_addr.pa : sd_entry->u.bp.addr.pa; - if (sd_entry->valid) - return 0; - if (dev->is_pf) { + if (dev->is_pf && !sd_entry->valid) { ret_code = i40iw_hmc_sd_one(dev, hmc_info->hmc_fn_id, sd_reg_val, idx->sd_idx, sd_entry->entry_type, true); @@ -408,6 +405,7 @@ static enum i40iw_status_code add_pble_pool(struct i40iw_sc_dev *dev, } sd_entry->valid = true; + list_add(&chunk->list, &pble_rsrc->pinfo.clist); return 0; error: kfree(chunk); diff --git a/drivers/infiniband/hw/i40iw/i40iw_type.h b/drivers/infiniband/hw/i40iw/i40iw_type.h index adc8d2ec523d..5c4e2f206105 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_type.h +++ b/drivers/infiniband/hw/i40iw/i40iw_type.h @@ -779,6 +779,7 @@ struct i40iw_allocate_stag_info { bool use_hmc_fcn_index; u8 hmc_fcn_index; bool use_pf_rid; + bool all_memory; }; struct i40iw_reg_ns_stag_info { @@ -797,6 +798,7 @@ struct i40iw_reg_ns_stag_info { bool use_hmc_fcn_index; u8 hmc_fcn_index; bool use_pf_rid; + bool all_memory; }; struct i40iw_fast_reg_stag_info { diff --git a/drivers/infiniband/hw/i40iw/i40iw_verbs.c b/drivers/infiniband/hw/i40iw/i40iw_verbs.c index a5e3349b8a7c..6fde373300f5 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_verbs.c +++ b/drivers/infiniband/hw/i40iw/i40iw_verbs.c @@ -201,38 +201,16 @@ static int i40iw_dealloc_ucontext(struct ib_ucontext *context) */ static int i40iw_mmap(struct ib_ucontext *context, struct vm_area_struct *vma) { - struct i40iw_ucontext *ucontext; - u64 db_addr_offset; - u64 push_offset; - - ucontext = to_ucontext(context); - if (ucontext->iwdev->sc_dev.is_pf) { - db_addr_offset = I40IW_DB_ADDR_OFFSET; - push_offset = I40IW_PUSH_OFFSET; - if (vma->vm_pgoff) - vma->vm_pgoff += I40IW_PF_FIRST_PUSH_PAGE_INDEX - 1; - } else { - db_addr_offset = I40IW_VF_DB_ADDR_OFFSET; - push_offset = I40IW_VF_PUSH_OFFSET; - if (vma->vm_pgoff) - vma->vm_pgoff += I40IW_VF_FIRST_PUSH_PAGE_INDEX - 1; - } + struct i40iw_ucontext *ucontext = to_ucontext(context); + u64 dbaddr; - vma->vm_pgoff += db_addr_offset >> PAGE_SHIFT; + if (vma->vm_pgoff || vma->vm_end - vma->vm_start != PAGE_SIZE) + return -EINVAL; - if (vma->vm_pgoff == (db_addr_offset >> PAGE_SHIFT)) { - vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); - vma->vm_private_data = ucontext; - } else { - if ((vma->vm_pgoff - (push_offset >> PAGE_SHIFT)) % 2) - vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); - else - vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot); - } + dbaddr = I40IW_DB_ADDR_OFFSET + pci_resource_start(ucontext->iwdev->ldev->pcidev, 0); - if (io_remap_pfn_range(vma, vma->vm_start, - vma->vm_pgoff + (pci_resource_start(ucontext->iwdev->ldev->pcidev, 0) >> PAGE_SHIFT), - PAGE_SIZE, vma->vm_page_prot)) + if (io_remap_pfn_range(vma, vma->vm_start, dbaddr >> PAGE_SHIFT, PAGE_SIZE, + pgprot_noncached(vma->vm_page_prot))) return -EAGAIN; return 0; @@ -1603,7 +1581,8 @@ static int i40iw_handle_q_mem(struct i40iw_device *iwdev, static int i40iw_hw_alloc_stag(struct i40iw_device *iwdev, struct i40iw_mr *iwmr) { struct i40iw_allocate_stag_info *info; - struct i40iw_pd *iwpd = to_iwpd(iwmr->ibmr.pd); + struct ib_pd *pd = iwmr->ibmr.pd; + struct i40iw_pd *iwpd = to_iwpd(pd); enum i40iw_status_code status; int err = 0; struct i40iw_cqp_request *cqp_request; @@ -1620,6 +1599,7 @@ static int i40iw_hw_alloc_stag(struct i40iw_device *iwdev, struct i40iw_mr *iwmr info->stag_idx = iwmr->stag >> I40IW_CQPSQ_STAG_IDX_SHIFT; info->pd_id = iwpd->sc_pd.pd_id; info->total_len = iwmr->length; + info->all_memory = pd->flags & IB_PD_UNSAFE_GLOBAL_RKEY; info->remote_access = true; cqp_info->cqp_cmd = OP_ALLOC_STAG; cqp_info->post_sq = 1; @@ -1673,6 +1653,8 @@ static struct ib_mr *i40iw_alloc_mr(struct ib_pd *pd, iwmr->type = IW_MEMREG_TYPE_MEM; palloc = &iwpbl->pble_alloc; iwmr->page_cnt = max_num_sg; + /* Use system PAGE_SIZE as the sg page sizes are unknown at this point */ + iwmr->length = max_num_sg * PAGE_SIZE; mutex_lock(&iwdev->pbl_mutex); status = i40iw_get_pble(&iwdev->sc_dev, iwdev->pble_rsrc, palloc, iwmr->page_cnt); mutex_unlock(&iwdev->pbl_mutex); @@ -1769,7 +1751,8 @@ static int i40iw_hwreg_mr(struct i40iw_device *iwdev, { struct i40iw_pbl *iwpbl = &iwmr->iwpbl; struct i40iw_reg_ns_stag_info *stag_info; - struct i40iw_pd *iwpd = to_iwpd(iwmr->ibmr.pd); + struct ib_pd *pd = iwmr->ibmr.pd; + struct i40iw_pd *iwpd = to_iwpd(pd); struct i40iw_pble_alloc *palloc = &iwpbl->pble_alloc; enum i40iw_status_code status; int err = 0; @@ -1789,6 +1772,7 @@ static int i40iw_hwreg_mr(struct i40iw_device *iwdev, stag_info->total_len = iwmr->length; stag_info->access_rights = access; stag_info->pd_id = iwpd->sc_pd.pd_id; + stag_info->all_memory = pd->flags & IB_PD_UNSAFE_GLOBAL_RKEY; stag_info->addr_type = I40IW_ADDR_TYPE_VA_BASED; stag_info->page_size = iwmr->page_size; |