diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_sw_fence_work.h')
-rw-r--r-- | drivers/gpu/drm/i915/i915_sw_fence_work.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_sw_fence_work.h b/drivers/gpu/drm/i915/i915_sw_fence_work.h new file mode 100644 index 000000000000..3a22b287e201 --- /dev/null +++ b/drivers/gpu/drm/i915/i915_sw_fence_work.h @@ -0,0 +1,44 @@ +/* SPDX-License-Identifier: MIT */ + +/* + * Copyright © 2019 Intel Corporation + */ + +#ifndef I915_SW_FENCE_WORK_H +#define I915_SW_FENCE_WORK_H + +#include <linux/dma-fence.h> +#include <linux/spinlock.h> +#include <linux/workqueue.h> + +#include "i915_sw_fence.h" + +struct dma_fence_work; + +struct dma_fence_work_ops { + const char *name; + int (*work)(struct dma_fence_work *f); + void (*release)(struct dma_fence_work *f); +}; + +struct dma_fence_work { + struct dma_fence dma; + spinlock_t lock; + + struct i915_sw_fence chain; + struct i915_sw_dma_fence_cb cb; + + struct work_struct work; + const struct dma_fence_work_ops *ops; +}; + +void dma_fence_work_init(struct dma_fence_work *f, + const struct dma_fence_work_ops *ops); +int dma_fence_work_chain(struct dma_fence_work *f, struct dma_fence *signal); + +static inline void dma_fence_work_commit(struct dma_fence_work *f) +{ + i915_sw_fence_commit(&f->chain); +} + +#endif /* I915_SW_FENCE_WORK_H */ |