From: Nirmoy Das Date: Fri, 7 Jan 2022 22:42:28 +0000 (-0500) Subject: drm/amdgpu: do not pass ttm_resource_manager to gtt_mgr X-Git-Tag: v5.17-rc1~25^2~2^2~19 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=1dd8b1b987fad93b647cb0fa5289d69b4c889dc2;p=linux-2.6-block.git drm/amdgpu: do not pass ttm_resource_manager to gtt_mgr Do not allow exported amdgpu_gtt_mgr_*() to accept any ttm_resource_manager pointer. Also there is no need to force other module to call a ttm function just to eventually call gtt_mgr functions. v4: remove unused adev. v3: upcast mgr from ttm resopurce manager instead of getting it from adev. v2: pass adev's gtt_mgr instead of adev. Reviewed-by: Christian König Signed-off-by: Nirmoy Das Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index ef10981d1223..e9d34f0304bb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -4371,7 +4371,7 @@ static int amdgpu_device_reset_sriov(struct amdgpu_device *adev, amdgpu_virt_init_data_exchange(adev); /* we need recover gart prior to run SMC/CP/SDMA resume */ - amdgpu_gtt_mgr_recover(ttm_manager_type(&adev->mman.bdev, TTM_PL_TT)); + amdgpu_gtt_mgr_recover(&adev->mman.gtt_mgr); r = amdgpu_device_fw_loading(adev); if (r) @@ -4691,7 +4691,7 @@ int amdgpu_do_asic_reset(struct list_head *device_list_handle, amdgpu_inc_vram_lost(tmp_adev); } - r = amdgpu_gtt_mgr_recover(ttm_manager_type(&tmp_adev->mman.bdev, TTM_PL_TT)); + r = amdgpu_gtt_mgr_recover(&tmp_adev->mman.gtt_mgr); if (r) goto out; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c index 675a72ef305d..72022df264f6 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c @@ -77,10 +77,8 @@ static ssize_t amdgpu_mem_info_gtt_used_show(struct device *dev, { struct drm_device *ddev = dev_get_drvdata(dev); struct amdgpu_device *adev = drm_to_adev(ddev); - struct ttm_resource_manager *man; - man = ttm_manager_type(&adev->mman.bdev, TTM_PL_TT); - return sysfs_emit(buf, "%llu\n", amdgpu_gtt_mgr_usage(man)); + return sysfs_emit(buf, "%llu\n", amdgpu_gtt_mgr_usage(&adev->mman.gtt_mgr)); } static DEVICE_ATTR(mem_info_gtt_total, S_IRUGO, @@ -206,30 +204,27 @@ static void amdgpu_gtt_mgr_del(struct ttm_resource_manager *man, /** * amdgpu_gtt_mgr_usage - return usage of GTT domain * - * @man: TTM memory type manager + * @mgr: amdgpu_gtt_mgr pointer * * Return how many bytes are used in the GTT domain */ -uint64_t amdgpu_gtt_mgr_usage(struct ttm_resource_manager *man) +uint64_t amdgpu_gtt_mgr_usage(struct amdgpu_gtt_mgr *mgr) { - struct amdgpu_gtt_mgr *mgr = to_gtt_mgr(man); - return atomic64_read(&mgr->used) * PAGE_SIZE; } /** * amdgpu_gtt_mgr_recover - re-init gart * - * @man: TTM memory type manager + * @mgr: amdgpu_gtt_mgr pointer * * Re-init the gart for each known BO in the GTT. */ -int amdgpu_gtt_mgr_recover(struct ttm_resource_manager *man) +int amdgpu_gtt_mgr_recover(struct amdgpu_gtt_mgr *mgr) { - struct amdgpu_gtt_mgr *mgr = to_gtt_mgr(man); - struct amdgpu_device *adev; struct amdgpu_gtt_node *node; struct drm_mm_node *mm_node; + struct amdgpu_device *adev; int r = 0; adev = container_of(mgr, typeof(*adev), mman.gtt_mgr); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c index 651c7abfde03..763de822afa1 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c @@ -678,7 +678,7 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) ui64 = amdgpu_vram_mgr_vis_usage(ttm_manager_type(&adev->mman.bdev, TTM_PL_VRAM)); return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0; case AMDGPU_INFO_GTT_USAGE: - ui64 = amdgpu_gtt_mgr_usage(ttm_manager_type(&adev->mman.bdev, TTM_PL_TT)); + ui64 = amdgpu_gtt_mgr_usage(&adev->mman.gtt_mgr); return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0; case AMDGPU_INFO_GDS_CONFIG: { struct drm_amdgpu_info_gds gds_info; @@ -738,7 +738,7 @@ int amdgpu_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp) mem.gtt.usable_heap_size = mem.gtt.total_heap_size - atomic64_read(&adev->gart_pin_size); mem.gtt.heap_usage = - amdgpu_gtt_mgr_usage(gtt_man); + amdgpu_gtt_mgr_usage(&adev->mman.gtt_mgr); mem.gtt.max_allocation = mem.gtt.usable_heap_size * 3 / 4; return copy_to_user(out, &mem, diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h index 7346ecff4438..a2e9349a25bd 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.h @@ -114,8 +114,8 @@ int amdgpu_vram_mgr_init(struct amdgpu_device *adev); void amdgpu_vram_mgr_fini(struct amdgpu_device *adev); bool amdgpu_gtt_mgr_has_gart_addr(struct ttm_resource *mem); -uint64_t amdgpu_gtt_mgr_usage(struct ttm_resource_manager *man); -int amdgpu_gtt_mgr_recover(struct ttm_resource_manager *man); +uint64_t amdgpu_gtt_mgr_usage(struct amdgpu_gtt_mgr *mgr); +int amdgpu_gtt_mgr_recover(struct amdgpu_gtt_mgr *mgr); uint64_t amdgpu_preempt_mgr_usage(struct ttm_resource_manager *man);