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| author | Nirmoy Das <nirmoy.aiemd@gmail.com> | 2020-06-24 20:26:42 +0200 |
|---|---|---|
| committer | Christian König <christian.koenig@amd.com> | 2020-06-25 11:58:49 +0200 |
| commit | a0e4a29857b1acca6a4e724a42b9fdb76ae2d560 (patch) | |
| tree | f0be50e28fc78656e54ee90790802a9c61bdff35 | |
| parent | b1a8ef952a25a926869deca08b74874ecfadf7ad (diff) | |
| download | linux-a0e4a29857b1acca6a4e724a42b9fdb76ae2d560.tar.bz2 | |
drm/radeon: don't use ttm bo->offset
Calculate GPU offset in radeon_bo_gpu_offset without depending on
bo->offset.
Signed-off-by: Nirmoy Das <nirmoy.das@amd.com>
Reviewed-and-tested-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Christian König <christian.koenig@amd.com>
Link: https://patchwork.freedesktop.org/patch/372935/
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_object.h | 16 | ||||
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_ttm.c | 4 |
3 files changed, 17 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 30e32adc1fc6..b7c3fb2bfb54 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -2828,6 +2828,7 @@ extern void radeon_ttm_set_active_vram_size(struct radeon_device *rdev, u64 size extern void radeon_program_register_sequence(struct radeon_device *rdev, const u32 *registers, const u32 array_size); +struct radeon_device *radeon_get_rdev(struct ttm_bo_device *bdev); /* * vm diff --git a/drivers/gpu/drm/radeon/radeon_object.h b/drivers/gpu/drm/radeon/radeon_object.h index d23f2ed4126e..60275b822f79 100644 --- a/drivers/gpu/drm/radeon/radeon_object.h +++ b/drivers/gpu/drm/radeon/radeon_object.h @@ -90,7 +90,21 @@ static inline void radeon_bo_unreserve(struct radeon_bo *bo) */ static inline u64 radeon_bo_gpu_offset(struct radeon_bo *bo) { - return bo->tbo.offset; + struct radeon_device *rdev; + u64 start = 0; + + rdev = radeon_get_rdev(bo->tbo.bdev); + + switch (bo->tbo.mem.mem_type) { + case TTM_PL_TT: + start = rdev->mc.gtt_start; + break; + case TTM_PL_VRAM: + start = rdev->mc.vram_start; + break; + } + + return (bo->tbo.mem.start << PAGE_SHIFT) + start; } static inline unsigned long radeon_bo_size(struct radeon_bo *bo) diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index 5d50c9edbe80..357e8e98cca9 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -56,7 +56,7 @@ static int radeon_ttm_debugfs_init(struct radeon_device *rdev); static void radeon_ttm_debugfs_fini(struct radeon_device *rdev); -static struct radeon_device *radeon_get_rdev(struct ttm_bo_device *bdev) +struct radeon_device *radeon_get_rdev(struct ttm_bo_device *bdev) { struct radeon_mman *mman; struct radeon_device *rdev; @@ -82,7 +82,6 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, break; case TTM_PL_TT: man->func = &ttm_bo_manager_func; - man->gpu_offset = rdev->mc.gtt_start; man->available_caching = TTM_PL_MASK_CACHING; man->default_caching = TTM_PL_FLAG_CACHED; man->flags = TTM_MEMTYPE_FLAG_MAPPABLE | TTM_MEMTYPE_FLAG_CMA; @@ -104,7 +103,6 @@ static int radeon_init_mem_type(struct ttm_bo_device *bdev, uint32_t type, case TTM_PL_VRAM: /* "On-card" video ram */ man->func = &ttm_bo_manager_func; - man->gpu_offset = rdev->mc.vram_start; man->flags = TTM_MEMTYPE_FLAG_FIXED | TTM_MEMTYPE_FLAG_MAPPABLE; man->available_caching = TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_WC; |