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| author | Alexander Graf <agraf@suse.de> | 2013-08-29 02:41:59 +0400 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2013-08-29 02:41:59 +0400 |
| commit | bf550fc93d9855872a95e69e4002256110d89858 (patch) | |
| tree | 10876bb4304bffe54c4160a132e7b8de6577ac4e /drivers/gpu/drm/radeon/radeon_object.h | |
| parent | 7e48c101e0c53e6095c5f4f5e63d14df50aae8fc (diff) | |
| parent | cc2df20c7c4ce594c3e17e9cc260c330646012c8 (diff) | |
| download | linux-bf550fc93d9855872a95e69e4002256110d89858.tar.xz | |
Merge remote-tracking branch 'origin/next' into kvm-ppc-next
Conflicts:
mm/Kconfig
CMA DMA split and ZSWAP introduction were conflicting, fix up manually.
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_object.h')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_object.h | 30 |
1 files changed, 23 insertions, 7 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_object.h b/drivers/gpu/drm/radeon/radeon_object.h index e2cb80a96b51..91519a5622b4 100644 --- a/drivers/gpu/drm/radeon/radeon_object.h +++ b/drivers/gpu/drm/radeon/radeon_object.h @@ -52,7 +52,27 @@ static inline unsigned radeon_mem_type_to_domain(u32 mem_type) return 0; } -int radeon_bo_reserve(struct radeon_bo *bo, bool no_intr); +/** + * radeon_bo_reserve - reserve bo + * @bo: bo structure + * @no_intr: don't return -ERESTARTSYS on pending signal + * + * Returns: + * -ERESTARTSYS: A wait for the buffer to become unreserved was interrupted by + * a signal. Release all buffer reservations and return to user-space. + */ +static inline int radeon_bo_reserve(struct radeon_bo *bo, bool no_intr) +{ + int r; + + r = ttm_bo_reserve(&bo->tbo, !no_intr, false, false, 0); + if (unlikely(r != 0)) { + if (r != -ERESTARTSYS) + dev_err(bo->rdev->dev, "%p reserve failed\n", bo); + return r; + } + return 0; +} static inline void radeon_bo_unreserve(struct radeon_bo *bo) { @@ -78,11 +98,6 @@ static inline unsigned long radeon_bo_size(struct radeon_bo *bo) return bo->tbo.num_pages << PAGE_SHIFT; } -static inline bool radeon_bo_is_reserved(struct radeon_bo *bo) -{ - return ttm_bo_is_reserved(&bo->tbo); -} - static inline unsigned radeon_bo_ngpu_pages(struct radeon_bo *bo) { return (bo->tbo.num_pages << PAGE_SHIFT) / RADEON_GPU_PAGE_SIZE; @@ -128,7 +143,8 @@ extern int radeon_bo_init(struct radeon_device *rdev); extern void radeon_bo_fini(struct radeon_device *rdev); extern void radeon_bo_list_add_object(struct radeon_bo_list *lobj, struct list_head *head); -extern int radeon_bo_list_validate(struct list_head *head, int ring); +extern int radeon_bo_list_validate(struct ww_acquire_ctx *ticket, + struct list_head *head, int ring); extern int radeon_bo_fbdev_mmap(struct radeon_bo *bo, struct vm_area_struct *vma); extern int radeon_bo_set_tiling_flags(struct radeon_bo *bo, |