diff options
Diffstat (limited to 'drivers/gpu/drm/xe/xe_tlb_inval.h')
| -rw-r--r-- | drivers/gpu/drm/xe/xe_tlb_inval.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/gpu/drm/xe/xe_tlb_inval.h b/drivers/gpu/drm/xe/xe_tlb_inval.h new file mode 100644 index 000000000000..554634dfd4e2 --- /dev/null +++ b/drivers/gpu/drm/xe/xe_tlb_inval.h @@ -0,0 +1,46 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2025 Intel Corporation + */ + +#ifndef _XE_TLB_INVAL_H_ +#define _XE_TLB_INVAL_H_ + +#include <linux/types.h> + +#include "xe_tlb_inval_types.h" + +struct xe_gt; +struct xe_guc; +struct xe_vm; + +int xe_gt_tlb_inval_init_early(struct xe_gt *gt); + +void xe_tlb_inval_reset(struct xe_tlb_inval *tlb_inval); +int xe_tlb_inval_all(struct xe_tlb_inval *tlb_inval, + struct xe_tlb_inval_fence *fence); +int xe_tlb_inval_ggtt(struct xe_tlb_inval *tlb_inval); +void xe_tlb_inval_vm(struct xe_tlb_inval *tlb_inval, struct xe_vm *vm); +int xe_tlb_inval_range(struct xe_tlb_inval *tlb_inval, + struct xe_tlb_inval_fence *fence, + u64 start, u64 end, u32 asid); + +void xe_tlb_inval_fence_init(struct xe_tlb_inval *tlb_inval, + struct xe_tlb_inval_fence *fence, + bool stack); + +/** + * xe_tlb_inval_fence_wait() - TLB invalidiation fence wait + * @fence: TLB invalidation fence to wait on + * + * Wait on a TLB invalidiation fence until it signals, non interruptable + */ +static inline void +xe_tlb_inval_fence_wait(struct xe_tlb_inval_fence *fence) +{ + dma_fence_wait(&fence->base, false); +} + +void xe_tlb_inval_done_handler(struct xe_tlb_inval *tlb_inval, int seqno); + +#endif /* _XE_TLB_INVAL_ */ |