diff options
author | Tianci.Yin <tianci.yin@amd.com> | 2019-12-17 14:34:45 +0800 |
---|---|---|
committer | Alex Deucher <alexander.deucher@amd.com> | 2019-12-23 14:59:28 -0500 |
commit | 33a9a5ab1edd82d2393b0640bd284e2c02eb2301 (patch) | |
tree | d029175fc4a8ed48e574130948b17f36005428fa /drivers | |
parent | 8d40002fee9eae7e3cedd286149d323afc4b3442 (diff) |
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 <alexander.deucher@amd.com>
Reviewed-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Xiaojie Yuan <xiaojie.yuan@amd.com>
Signed-off-by: Tianci.Yin <tianci.yin@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 21 |
2 files changed, 2 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h index 5f8fd3e3535b..3265487b859f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.h @@ -202,7 +202,6 @@ struct psp_memory_training_context { /*vram offset of the p2c training data*/ u64 p2c_train_data_offset; - struct amdgpu_bo *p2c_bo; /*vram offset of the c2p training data*/ u64 c2p_train_data_offset; 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; } @@ -1756,17 +1753,6 @@ static int amdgpu_ttm_training_reserve_vram_init(struct amdgpu_device *adev) 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, AMDGPU_GEM_DOMAIN_VRAM, @@ -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; } /** |