diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index dfb12237a6b0..e21e823f67a5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -160,7 +160,7 @@ static int amdgpu_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, man->default_caching = TTM_PL_FLAG_CACHED; break; case TTM_PL_TT: - man->func = &ttm_bo_manager_func; + man->func = &amdgpu_gtt_mgr_func; man->gpu_offset = adev->mc.gtt_start; man->available_caching = TTM_PL_MASK_CACHING; man->default_caching = TTM_PL_FLAG_CACHED; @@ -277,7 +277,7 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo, switch (old_mem->mem_type) { case TTM_PL_TT: - r = amdgpu_ttm_bind(bo->ttm, old_mem); + r = amdgpu_ttm_bind(bo, old_mem); if (r) return r; @@ -290,7 +290,7 @@ static int amdgpu_move_blit(struct ttm_buffer_object *bo, } switch (new_mem->mem_type) { case TTM_PL_TT: - r = amdgpu_ttm_bind(bo->ttm, new_mem); + r = amdgpu_ttm_bind(bo, new_mem); if (r) return r; @@ -675,7 +675,6 @@ static int amdgpu_ttm_backend_bind(struct ttm_tt *ttm, return r; } } - gtt->offset = (u64)bo_mem->start << PAGE_SHIFT; if (!ttm->num_pages) { WARN(1, "nothing to bind %lu pages for mreg %p back %p!\n", ttm->num_pages, bo_mem, ttm); @@ -696,16 +695,25 @@ bool amdgpu_ttm_is_bound(struct ttm_tt *ttm) return gtt && !list_empty(>t->list); } -int amdgpu_ttm_bind(struct ttm_tt *ttm, struct ttm_mem_reg *bo_mem) +int amdgpu_ttm_bind(struct ttm_buffer_object *bo, struct ttm_mem_reg *bo_mem) { - struct amdgpu_ttm_tt *gtt = (void *)ttm; + struct ttm_tt *ttm = bo->ttm; + struct amdgpu_ttm_tt *gtt = (void *)bo->ttm; uint32_t flags; int r; if (!ttm || amdgpu_ttm_is_bound(ttm)) return 0; + r = amdgpu_gtt_mgr_alloc(&bo->bdev->man[TTM_PL_TT], bo, + NULL, bo_mem); + if (r) { + DRM_ERROR("Failed to allocate GTT address space (%d)\n", r); + return r; + } + flags = amdgpu_ttm_tt_pte_flags(gtt->adev, ttm, bo_mem); + gtt->offset = (u64)bo_mem->start << PAGE_SHIFT; r = amdgpu_gart_bind(gtt->adev, gtt->offset, ttm->num_pages, ttm->pages, gtt->ttm.dma_address, flags); |