forked from Minki/linux
8e458fe2ee
Extract the dma-fence worker used by clflush for wider use, as we anticipate using workers coupled to dma-fences more frequently. Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk> Reviewed-by: Matthew Auld <matthew.auld@intel.com> Link: https://patchwork.freedesktop.org/patch/msgid/20190821191606.17001-1-chris@chris-wilson.co.uk
45 lines
927 B
C
45 lines
927 B
C
/* SPDX-License-Identifier: MIT */
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/*
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* Copyright © 2019 Intel Corporation
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*/
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#ifndef I915_SW_FENCE_WORK_H
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#define I915_SW_FENCE_WORK_H
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#include <linux/dma-fence.h>
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#include <linux/spinlock.h>
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#include <linux/workqueue.h>
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#include "i915_sw_fence.h"
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struct dma_fence_work;
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struct dma_fence_work_ops {
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const char *name;
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int (*work)(struct dma_fence_work *f);
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void (*release)(struct dma_fence_work *f);
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};
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struct dma_fence_work {
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struct dma_fence dma;
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spinlock_t lock;
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struct i915_sw_fence chain;
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struct i915_sw_dma_fence_cb cb;
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struct work_struct work;
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const struct dma_fence_work_ops *ops;
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};
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void dma_fence_work_init(struct dma_fence_work *f,
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const struct dma_fence_work_ops *ops);
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int dma_fence_work_chain(struct dma_fence_work *f, struct dma_fence *signal);
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static inline void dma_fence_work_commit(struct dma_fence_work *f)
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{
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i915_sw_fence_commit(&f->chain);
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}
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#endif /* I915_SW_FENCE_WORK_H */
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