drm/amdgpu: Fix size calculation when init onchip memory

xinhui pan · airlied · commit 030c5b52d4c1 · 2020-11-25T15:04:38.000+10:00
Size is page count here. Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/1372 Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: xinhui pan <xinhui.pan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> (cherry picked from commit d836917) [airlied: from drm-next] Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -69,10 +69,10 @@ static int amdgpu_ttm_backend_bind(struct ttm_bo_device *bdev,
 
 static int amdgpu_ttm_init_on_chip(struct amdgpu_device *adev,
 				    unsigned int type,
-				    uint64_t size)
+				    uint64_t size_in_page)
 {
 	return ttm_range_man_init(&adev->mman.bdev, type,
-				  false, size >> PAGE_SHIFT);
+				  false, size_in_page);
 }
 
 /**

Original file line number	Diff line number	Diff line change
`@@ -69,10 +69,10 @@ static int amdgpu_ttm_backend_bind(struct ttm_bo_device *bdev,`
`69`	`69`
`70`	`70`	`static int amdgpu_ttm_init_on_chip(struct amdgpu_device *adev,`
`71`	`71`	`unsigned int type,`
`72`		`- uint64_t size)`
	`72`	`+ uint64_t size_in_page)`
`73`	`73`	`{`
`74`	`74`	`return ttm_range_man_init(&adev->mman.bdev, type,`
`75`		`- false, size >> PAGE_SHIFT);`
	`75`	`+ false, size_in_page);`
`76`	`76`	`}`
`77`	`77`
`78`	`78`	`/**`