From 6ceeb144b1d6952a36afa6c29718beac575f2a3f Mon Sep 17 00:00:00 2001 From: Christian König Date: Thu, 28 Nov 2019 14:51:46 +0100 Subject: drm/amdgpu: move VM eviction decision into amdgpu_vm.c MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit When a page tables needs to be evicted the VM code should decide if that is possible or not. Signed-off-by: Christian König Reviewed-by: Felix Kuehling Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 61d9b7774d42..80fc3d8ee1cf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -1489,11 +1489,8 @@ static bool amdgpu_ttm_bo_eviction_valuable(struct ttm_buffer_object *bo, struct dma_fence *f; int i; - /* Don't evict VM page tables while they are busy, otherwise we can't - * cleanly handle page faults. - */ if (bo->type == ttm_bo_type_kernel && - !dma_resv_test_signaled_rcu(bo->base.resv, true)) + !amdgpu_vm_evictable(ttm_to_amdgpu_bo(bo))) return false; /* If bo is a KFD BO, check if the bo belongs to the current process. -- cgit From b3ac17667f115e64c67ea6101fc814f47134b530 Mon Sep 17 00:00:00 2001 From: Nirmoy Das Date: Thu, 5 Dec 2019 11:38:00 +0100 Subject: drm/scheduler: rework entity creation MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Entity currently keeps a copy of run_queue list and modify it in drm_sched_entity_set_priority(). Entities shouldn't modify run_queue list. Use drm_gpu_scheduler list instead of drm_sched_rq list in drm_sched_entity struct. In this way we can select a runqueue based on entity/ctx's priority for a drm scheduler. Signed-off-by: Nirmoy Das Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 445de594c214..fbf2961202ee 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -1987,11 +1987,13 @@ void amdgpu_ttm_set_buffer_funcs_status(struct amdgpu_device *adev, bool enable) if (enable) { struct amdgpu_ring *ring; - struct drm_sched_rq *rq; + struct drm_gpu_scheduler *sched; ring = adev->mman.buffer_funcs_ring; - rq = &ring->sched.sched_rq[DRM_SCHED_PRIORITY_KERNEL]; - r = drm_sched_entity_init(&adev->mman.entity, &rq, 1, NULL); + sched = &ring->sched; + r = drm_sched_entity_init(&adev->mman.entity, + DRM_SCHED_PRIORITY_KERNEL, &sched, + 1, NULL); if (r) { DRM_ERROR("Failed setting up TTM BO move entity (%d)\n", r); -- cgit From 8d40002fee9eae7e3cedd286149d323afc4b3442 Mon Sep 17 00:00:00 2001 From: "Tianci.Yin" Date: Mon, 16 Dec 2019 15:17:01 +0800 Subject: drm/amdgpu: update the method to get fb_loc of memory training(V4) The method of getting fb_loc changed from parsing VBIOS to taking certain offset from top of VRAM Reviewed-by: Alex Deucher Signed-off-by: Tianci.Yin Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index fbf2961202ee..37b027fb0916 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -1720,6 +1720,14 @@ static int amdgpu_ttm_training_reserve_vram_fini(struct amdgpu_device *adev) return 0; } +static u64 amdgpu_ttm_training_get_c2p_offset(u64 vram_size) +{ + if ((vram_size & (ONE_MiB - 1)) < (4 * ONE_KiB + 1) ) + vram_size -= ONE_MiB; + + return ALIGN(vram_size, ONE_MiB); +} + /** * amdgpu_ttm_training_reserve_vram_init - create bo vram reservation from memory training * @@ -1738,7 +1746,7 @@ static int amdgpu_ttm_training_reserve_vram_init(struct amdgpu_device *adev) return 0; } - ctx->c2p_train_data_offset = adev->fw_vram_usage.mem_train_fb_loc; + ctx->c2p_train_data_offset = amdgpu_ttm_training_get_c2p_offset(adev->gmc.mc_vram_size); ctx->p2c_train_data_offset = (adev->gmc.mc_vram_size - GDDR6_MEM_TRAINING_OFFSET); ctx->train_data_size = GDDR6_MEM_TRAINING_DATA_SIZE_IN_BYTES; -- cgit From 33a9a5ab1edd82d2393b0640bd284e2c02eb2301 Mon Sep 17 00:00:00 2001 From: "Tianci.Yin" Date: Tue, 17 Dec 2019 14:34:45 +0800 Subject: drm/amdgpu: remove memory training p2c buffer reservation(V2) IP discovery TMR(occupied the top VRAM with size DISCOVERY_TMR_SIZE) has been reserved, and the p2c buffer is in the range of this TMR, so the p2c buffer reservation is unnecessary. Reviewed-by: Alex Deucher Reviewed-by: Kevin Wang Reviewed-by: Xiaojie Yuan Signed-off-by: Tianci.Yin Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 21 ++------------------- 1 file changed, 2 insertions(+), 19 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 37b027fb0916..b2f8ba9e1f77 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -1714,9 +1714,6 @@ static int amdgpu_ttm_training_reserve_vram_fini(struct amdgpu_device *adev) amdgpu_bo_free_kernel(&ctx->c2p_bo, NULL, NULL); ctx->c2p_bo = NULL; - amdgpu_bo_free_kernel(&ctx->p2c_bo, NULL, NULL); - ctx->p2c_bo = NULL; - return 0; } @@ -1755,17 +1752,6 @@ static int amdgpu_ttm_training_reserve_vram_init(struct amdgpu_device *adev) ctx->p2c_train_data_offset, ctx->c2p_train_data_offset); - ret = amdgpu_bo_create_kernel_at(adev, - ctx->p2c_train_data_offset, - ctx->train_data_size, - AMDGPU_GEM_DOMAIN_VRAM, - &ctx->p2c_bo, - NULL); - if (ret) { - DRM_ERROR("alloc p2c_bo failed(%d)!\n", ret); - goto Err_out; - } - ret = amdgpu_bo_create_kernel_at(adev, ctx->c2p_train_data_offset, ctx->train_data_size, @@ -1774,15 +1760,12 @@ static int amdgpu_ttm_training_reserve_vram_init(struct amdgpu_device *adev) NULL); if (ret) { DRM_ERROR("alloc c2p_bo failed(%d)!\n", ret); - goto Err_out; + amdgpu_ttm_training_reserve_vram_fini(adev); + return ret; } ctx->init = PSP_MEM_TRAIN_RESERVE_SUCCESS; return 0; - -Err_out: - amdgpu_ttm_training_reserve_vram_fini(adev); - return ret; } /** -- cgit From 4dee6e4ca50a6c8490b408906bb403dd6aebd721 Mon Sep 17 00:00:00 2001 From: Kevin Wang Date: Thu, 2 Jan 2020 13:59:17 +0800 Subject: drm/amdgpu: use linux size macro to simplify ONE_Kib & One_Mib replace internal size macro with linux size macro Signed-off-by: Kevin Wang Reviewed-by: Tianci Yin Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index b2f8ba9e1f77..3114d8a47e88 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -1719,10 +1719,10 @@ static int amdgpu_ttm_training_reserve_vram_fini(struct amdgpu_device *adev) static u64 amdgpu_ttm_training_get_c2p_offset(u64 vram_size) { - if ((vram_size & (ONE_MiB - 1)) < (4 * ONE_KiB + 1) ) - vram_size -= ONE_MiB; + if ((vram_size & (SZ_1M - 1)) < (SZ_4K + 1) ) + vram_size -= SZ_1M; - return ALIGN(vram_size, ONE_MiB); + return ALIGN(vram_size, SZ_1M); } /** -- cgit From f81110b8520a4ed1062b044b1704b4fe31593ebe Mon Sep 17 00:00:00 2001 From: Flora Cui Date: Thu, 9 Jan 2020 10:21:39 +0800 Subject: drm/amdgpu: add header file for macro SZ_1M Fixes: 4dee6e4ca50a ("drm/amdgpu: use linux size macro to simplify ONE_Kib & One_Mib") Signed-off-by: Flora Cui Reviewed-by: Kevin Wang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 3114d8a47e88..dee446278417 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -41,6 +41,7 @@ #include #include #include +#include #include #include -- cgit