diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_tlb.h')
-rw-r--r-- | drivers/gpu/drm/i915/gt/intel_tlb.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_tlb.h b/drivers/gpu/drm/i915/gt/intel_tlb.h new file mode 100644 index 0000000000..337327af92 --- /dev/null +++ b/drivers/gpu/drm/i915/gt/intel_tlb.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2023 Intel Corporation + */ + +#ifndef INTEL_TLB_H +#define INTEL_TLB_H + +#include <linux/seqlock.h> +#include <linux/types.h> + +#include "intel_gt_types.h" + +void intel_gt_invalidate_tlb_full(struct intel_gt *gt, u32 seqno); + +void intel_gt_init_tlb(struct intel_gt *gt); +void intel_gt_fini_tlb(struct intel_gt *gt); + +static inline u32 intel_gt_tlb_seqno(const struct intel_gt *gt) +{ + return seqprop_sequence(>->tlb.seqno); +} + +static inline u32 intel_gt_next_invalidate_tlb_full(const struct intel_gt *gt) +{ + return intel_gt_tlb_seqno(gt) | 1; +} + +#endif /* INTEL_TLB_H */ |