diff options
Diffstat (limited to 'src/gallium/drivers/swr/swr_fence.h')
-rw-r--r-- | src/gallium/drivers/swr/swr_fence.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/src/gallium/drivers/swr/swr_fence.h b/src/gallium/drivers/swr/swr_fence.h new file mode 100644 index 00000000000..257b2408820 --- /dev/null +++ b/src/gallium/drivers/swr/swr_fence.h @@ -0,0 +1,70 @@ +/**************************************************************************** + * Copyright (C) 2015 Intel Corporation. All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included + * in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN + * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + ***************************************************************************/ + +#ifndef SWR_FENCE_H +#define SWR_FENCE_H + +#include "pipe/p_state.h" +#include "util/u_inlines.h" + +struct pipe_screen; + +struct swr_fence { + struct pipe_reference reference; + + uint64_t read; + uint64_t write; + + unsigned id; /* Just for reference */ +}; + + +static inline struct swr_fence * +swr_fence(struct pipe_fence_handle *fence) +{ + return (struct swr_fence *)fence; +} + +static INLINE boolean +swr_is_fence_done(struct swr_fence *fence) +{ + return (fence->read == fence->write); +} + + +void swr_fence_init(struct pipe_screen *screen); + +struct pipe_fence_handle *swr_fence_create(); + +void swr_fence_reference(struct pipe_screen *screen, + struct pipe_fence_handle **ptr, + struct pipe_fence_handle *f); + +boolean swr_fence_finish(struct pipe_screen *screen, + struct pipe_fence_handle *fence_handle, + uint64_t timeout); + +void +swr_fence_submit(struct swr_context *ctx, struct pipe_fence_handle *fence); + +uint64_t swr_get_timestamp(struct pipe_screen *screen); + +#endif |