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Diffstat (limited to 'tegra/tegra.h')
| -rw-r--r-- | tegra/tegra.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/tegra/tegra.h b/tegra/tegra.h new file mode 100644 index 0000000..8f3c055 --- /dev/null +++ b/tegra/tegra.h @@ -0,0 +1,127 @@ +/* + * Copyright © 2012, 2013 Thierry Reding + * Copyright © 2013 Erik Faye-Lund + * Copyright © 2014 NVIDIA Corporation + * + * 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 + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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 __DRM_TEGRA_H__ +#define __DRM_TEGRA_H__ 1 + +#include <stdint.h> +#include <stdlib.h> + +#include <tegra_drm.h> + +enum drm_tegra_class { + DRM_TEGRA_HOST1X, + DRM_TEGRA_GR2D, + DRM_TEGRA_GR3D, + DRM_TEGRA_VIC, +}; + +struct drm_tegra_bo; +struct drm_tegra; + +int drm_tegra_new(int fd, struct drm_tegra **drmp); +void drm_tegra_close(struct drm_tegra *drm); + +int drm_tegra_bo_new(struct drm_tegra *drm, uint32_t flags, uint32_t size, + struct drm_tegra_bo **bop); +int drm_tegra_bo_wrap(struct drm_tegra *drm, uint32_t handle, uint32_t flags, + uint32_t size, struct drm_tegra_bo **bop); +struct drm_tegra_bo *drm_tegra_bo_ref(struct drm_tegra_bo *bo); +void drm_tegra_bo_unref(struct drm_tegra_bo *bo); +int drm_tegra_bo_get_handle(struct drm_tegra_bo *bo, uint32_t *handle); +int drm_tegra_bo_map(struct drm_tegra_bo *bo, void **ptr); +int drm_tegra_bo_unmap(struct drm_tegra_bo *bo); + +int drm_tegra_bo_get_name(struct drm_tegra_bo *bo, uint32_t *name); +int drm_tegra_bo_open(struct drm_tegra *drm, uint32_t name, uint32_t flags, + struct drm_tegra_bo **bop); + +int drm_tegra_bo_export(struct drm_tegra_bo *bo, uint32_t flags); +int drm_tegra_bo_import(struct drm_tegra *drm, int fd, + struct drm_tegra_bo **bop); + +struct drm_tegra_channel; +struct drm_tegra_mapping; +struct drm_tegra_pushbuf; +struct drm_tegra_job; +struct drm_tegra_syncpoint; + +enum drm_tegra_sync_cond { + DRM_TEGRA_SYNC_COND_IMMEDIATE, + DRM_TEGRA_SYNC_COND_OP_DONE, + DRM_TEGRA_SYNC_COND_RD_DONE, + DRM_TEGRA_SYNC_COND_WR_SAFE, + DRM_TEGRA_SYNC_COND_MAX, + }; + +struct drm_tegra_fence { + struct drm_tegra *drm; + uint32_t syncpt; + uint32_t value; +}; + +int drm_tegra_channel_open(struct drm_tegra *drm, + enum drm_tegra_class client, + struct drm_tegra_channel **channelp); +int drm_tegra_channel_close(struct drm_tegra_channel *channel); +unsigned int drm_tegra_channel_get_version(struct drm_tegra_channel *channel); +int drm_tegra_channel_map(struct drm_tegra_channel *channel, + struct drm_tegra_bo *bo, uint32_t flags, + struct drm_tegra_mapping **mapp); +int drm_tegra_channel_unmap(struct drm_tegra_mapping *map); + +int drm_tegra_job_new(struct drm_tegra_channel *channel, + struct drm_tegra_job **jobp); +int drm_tegra_job_free(struct drm_tegra_job *job); +int drm_tegra_job_get_pushbuf(struct drm_tegra_job *job, + struct drm_tegra_pushbuf **pushbufp); +int drm_tegra_job_submit(struct drm_tegra_job *job, + struct drm_tegra_fence *fence); +int drm_tegra_job_wait(struct drm_tegra_job *job, unsigned long timeout); + +int drm_tegra_pushbuf_begin(struct drm_tegra_pushbuf *pushbuf, + unsigned int words, uint32_t **ptrp); +int drm_tegra_pushbuf_end(struct drm_tegra_pushbuf *pushbuf, uint32_t *ptr); +int drm_tegra_pushbuf_wait(struct drm_tegra_pushbuf *pushbuf, + struct drm_tegra_syncpoint *syncpt, + uint32_t value); +int drm_tegra_pushbuf_relocate(struct drm_tegra_pushbuf *pushbuf, + uint32_t **ptrp, + struct drm_tegra_mapping *target, + unsigned long offset, unsigned int shift, + uint32_t flags); +int drm_tegra_pushbuf_sync(struct drm_tegra_pushbuf *pushbuf, + struct drm_tegra_syncpoint *syncpt, + unsigned int count); +int drm_tegra_pushbuf_sync_cond(struct drm_tegra_pushbuf *pushbuf, + uint32_t **ptrp, + struct drm_tegra_syncpoint *syncpt, + enum drm_tegra_sync_cond cond); + +int drm_tegra_syncpoint_new(struct drm_tegra *drm, + struct drm_tegra_syncpoint **syncptp); +int drm_tegra_syncpoint_free(struct drm_tegra_syncpoint *syncpt); +int drm_tegra_fence_wait(struct drm_tegra_fence *fence, unsigned long timeout); + +#endif /* __DRM_TEGRA_H__ */ |