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authorChristian König <christian.koenig@amd.com>2017-08-22 21:04:47 +0200
committerAlex Deucher <alexander.deucher@amd.com>2017-08-24 17:48:48 +0200
commitac7afe6b3cf39bf2c02a7463c0b81b145e41a906 (patch)
treee176f2a1ee7f83bf8086afba7dfc2956d759fe38 /drivers/gpu
parentdrm/amdgpu: fix amdgpu_ttm_bind (diff)
downloadlinux-ac7afe6b3cf39bf2c02a7463c0b81b145e41a906.tar.xz
linux-ac7afe6b3cf39bf2c02a7463c0b81b145e41a906.zip
drm/amdgpu: inline amdgpu_ttm_do_bind again
The function is called only once and doesn't do anything special. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Roger He <Hongbo.He@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c45
1 files changed, 18 insertions, 27 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 1efe1cba7e11..7ef6c28a34d9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -761,35 +761,11 @@ static void amdgpu_ttm_tt_unpin_userptr(struct ttm_tt *ttm)
sg_free_table(ttm->sg);
}
-static int amdgpu_ttm_do_bind(struct ttm_tt *ttm, struct ttm_mem_reg *mem)
-{
- struct amdgpu_ttm_tt *gtt = (void *)ttm;
- uint64_t flags;
- int r;
-
- spin_lock(&gtt->adev->gtt_list_lock);
- flags = amdgpu_ttm_tt_pte_flags(gtt->adev, ttm, mem);
- gtt->offset = (u64)mem->start << PAGE_SHIFT;
- r = amdgpu_gart_bind(gtt->adev, gtt->offset, ttm->num_pages,
- ttm->pages, gtt->ttm.dma_address, flags);
-
- if (r) {
- DRM_ERROR("failed to bind %lu pages at 0x%08llX\n",
- ttm->num_pages, gtt->offset);
- goto error_gart_bind;
- }
-
- list_add_tail(&gtt->list, &gtt->adev->gtt_list);
-error_gart_bind:
- spin_unlock(&gtt->adev->gtt_list_lock);
- return r;
-
-}
-
static int amdgpu_ttm_backend_bind(struct ttm_tt *ttm,
struct ttm_mem_reg *bo_mem)
{
struct amdgpu_ttm_tt *gtt = (void*)ttm;
+ uint64_t flags;
int r = 0;
if (gtt->userptr) {
@@ -809,9 +785,24 @@ static int amdgpu_ttm_backend_bind(struct ttm_tt *ttm,
bo_mem->mem_type == AMDGPU_PL_OA)
return -EINVAL;
- if (amdgpu_gtt_mgr_is_allocated(bo_mem))
- r = amdgpu_ttm_do_bind(ttm, bo_mem);
+ if (!amdgpu_gtt_mgr_is_allocated(bo_mem))
+ return 0;
+
+ spin_lock(&gtt->adev->gtt_list_lock);
+ 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);
+
+ if (r) {
+ DRM_ERROR("failed to bind %lu pages at 0x%08llX\n",
+ ttm->num_pages, gtt->offset);
+ goto error_gart_bind;
+ }
+ list_add_tail(&gtt->list, &gtt->adev->gtt_list);
+error_gart_bind:
+ spin_unlock(&gtt->adev->gtt_list_lock);
return r;
}