diff options
| author | Thomas Hellstrom <thellstrom@vmware.com> | 2019-03-27 12:56:08 +0300 |
|---|---|---|
| committer | Thomas Hellstrom <thellstrom@vmware.com> | 2019-11-06 15:04:54 +0300 |
| commit | b7468b15d27106d24fb30d543d1fbbc6756ae7ca (patch) | |
| tree | 0eb840412635f303d08dd78ea78540ee656c8723 /drivers/gpu/drm/vmwgfx/vmwgfx_validation.h | |
| parent | c5acad84cf1e33ca1a50984952e1c5b2caa0e13f (diff) | |
| download | linux-b7468b15d27106d24fb30d543d1fbbc6756ae7ca.tar.xz | |
drm/vmwgfx: Implement an infrastructure for write-coherent resources
This infrastructure will, for coherent resources, make sure that
from the user-space point of view, data written by the CPU is immediately
automatically available to the GPU at resource validation time.
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@surriel.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Huang Ying <ying.huang@intel.com>
Cc: Jérôme Glisse <jglisse@redhat.com>
Cc: Kirill A. Shutemov <kirill@shutemov.name>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Deepak Rawat <drawat@vmware.com>
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_validation.h')
| -rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_validation.h | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_validation.h b/drivers/gpu/drm/vmwgfx/vmwgfx_validation.h index 71ce4b318850..739906d1b3eb 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_validation.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_validation.h @@ -174,20 +174,6 @@ vmw_validation_bo_reserve(struct vmw_validation_context *ctx, } /** - * vmw_validation_bo_backoff - Unreserve buffer objects registered with a - * validation context - * @ctx: The validation context - * - * This function unreserves the buffer objects previously reserved using - * vmw_validation_bo_reserve. It's typically used as part of an error path - */ -static inline void -vmw_validation_bo_backoff(struct vmw_validation_context *ctx) -{ - ttm_eu_backoff_reservation(&ctx->ticket, &ctx->bo_list); -} - -/** * vmw_validation_bo_fence - Unreserve and fence buffer objects registered * with a validation context * @ctx: The validation context @@ -269,4 +255,6 @@ int vmw_validation_preload_res(struct vmw_validation_context *ctx, unsigned int size); void vmw_validation_res_set_dirty(struct vmw_validation_context *ctx, void *val_private, u32 dirty); +void vmw_validation_bo_backoff(struct vmw_validation_context *ctx); + #endif |