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| author | Matthew Brost <matthew.brost@intel.com> | 2023-01-18 08:11:43 +0300 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2023-12-20 02:27:45 +0300 |
| commit | fc108a8b759f52b879e9a39642ee7988d251e453 (patch) | |
| tree | 7d4238ba97b09c26176c888161b5d13e7d80bd49 /drivers/gpu/drm/xe/xe_gt_tlb_invalidation_types.h | |
| parent | 62ad062150c2ab72b0881c2f24f710e4c0bc4cd7 (diff) | |
| download | linux-fc108a8b759f52b879e9a39642ee7988d251e453.tar.xz | |
drm/xe: Add TLB invalidation fence
Fence will be signaled when TLB invalidation completion.
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Suggested-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'drivers/gpu/drm/xe/xe_gt_tlb_invalidation_types.h')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_gt_tlb_invalidation_types.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_gt_tlb_invalidation_types.h b/drivers/gpu/drm/xe/xe_gt_tlb_invalidation_types.h new file mode 100644 index 000000000000..ab57c14c6d14 --- /dev/null +++ b/drivers/gpu/drm/xe/xe_gt_tlb_invalidation_types.h @@ -0,0 +1,26 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2023 Intel Corporation + */ + +#ifndef _XE_GT_TLB_INVALIDATION_TYPES_H_ +#define _XE_GT_TLB_INVALIDATION_TYPES_H_ + +#include <linux/dma-fence.h> + +/** + * struct xe_gt_tlb_invalidation_fence - XE GT TLB invalidation fence + * + * Optionally passed to xe_gt_tlb_invalidation and will be signaled upon TLB + * invalidation completion. + */ +struct xe_gt_tlb_invalidation_fence { + /** @base: dma fence base */ + struct dma_fence base; + /** @link: link into list of pending tlb fences */ + struct list_head link; + /** @seqno: seqno of TLB invalidation to signal fence one */ + int seqno; +}; + +#endif |