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Diffstat (limited to 'freedreno/freedreno_drmif.h')
| -rw-r--r-- | freedreno/freedreno_drmif.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/freedreno/freedreno_drmif.h b/freedreno/freedreno_drmif.h new file mode 100644 index 0000000..c95c21b --- /dev/null +++ b/freedreno/freedreno_drmif.h @@ -0,0 +1,140 @@ +/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ + +/* + * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org> + * + * 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 (including the next + * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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. + * + * Authors: + * Rob Clark <robclark@freedesktop.org> + */ + +#ifndef FREEDRENO_DRMIF_H_ +#define FREEDRENO_DRMIF_H_ + +#include <xf86drm.h> +#include <stdint.h> + +#if defined(__GNUC__) +# define drm_deprecated __attribute__((__deprecated__)) +#else +# define drm_deprecated +#endif + +/* an empty marker for things that will be deprecated in the future: */ +#define will_be_deprecated + +struct fd_bo; +struct fd_pipe; +struct fd_device; + +enum fd_pipe_id { + FD_PIPE_3D = 1, + FD_PIPE_2D = 2, + /* some devices have two 2d blocks.. not really sure how to + * use that yet, so just ignoring the 2nd 2d pipe for now + */ + FD_PIPE_MAX +}; + +enum fd_param_id { + FD_DEVICE_ID, + FD_GMEM_SIZE, + FD_GPU_ID, + FD_CHIP_ID, + FD_MAX_FREQ, + FD_TIMESTAMP, + FD_NR_RINGS, /* # of rings == # of distinct priority levels */ +}; + +/* bo flags: */ +#define DRM_FREEDRENO_GEM_TYPE_SMI 0x00000001 +#define DRM_FREEDRENO_GEM_TYPE_KMEM 0x00000002 +#define DRM_FREEDRENO_GEM_TYPE_MEM_MASK 0x0000000f +#define DRM_FREEDRENO_GEM_CACHE_NONE 0x00000000 +#define DRM_FREEDRENO_GEM_CACHE_WCOMBINE 0x00100000 +#define DRM_FREEDRENO_GEM_CACHE_WTHROUGH 0x00200000 +#define DRM_FREEDRENO_GEM_CACHE_WBACK 0x00400000 +#define DRM_FREEDRENO_GEM_CACHE_WBACKWA 0x00800000 +#define DRM_FREEDRENO_GEM_CACHE_MASK 0x00f00000 +#define DRM_FREEDRENO_GEM_GPUREADONLY 0x01000000 + +/* bo access flags: (keep aligned to MSM_PREP_x) */ +#define DRM_FREEDRENO_PREP_READ 0x01 +#define DRM_FREEDRENO_PREP_WRITE 0x02 +#define DRM_FREEDRENO_PREP_NOSYNC 0x04 + +/* device functions: + */ + +struct fd_device * fd_device_new(int fd); +struct fd_device * fd_device_new_dup(int fd); +struct fd_device * fd_device_ref(struct fd_device *dev); +void fd_device_del(struct fd_device *dev); +int fd_device_fd(struct fd_device *dev); + +enum fd_version { + FD_VERSION_MADVISE = 1, /* kernel supports madvise */ + FD_VERSION_UNLIMITED_CMDS = 1, /* submits w/ >4 cmd buffers (growable ringbuffer) */ + FD_VERSION_FENCE_FD = 2, /* submit command supports in/out fences */ + FD_VERSION_SUBMIT_QUEUES = 3, /* submit queues and multiple priority levels */ + FD_VERSION_BO_IOVA = 3, /* supports fd_bo_get/put_iova() */ +}; +enum fd_version fd_device_version(struct fd_device *dev); + +/* pipe functions: + */ + +struct fd_pipe * fd_pipe_new(struct fd_device *dev, enum fd_pipe_id id); +struct fd_pipe * fd_pipe_new2(struct fd_device *dev, enum fd_pipe_id id, uint32_t prio); +struct fd_pipe * fd_pipe_ref(struct fd_pipe *pipe); +void fd_pipe_del(struct fd_pipe *pipe); +int fd_pipe_get_param(struct fd_pipe *pipe, enum fd_param_id param, + uint64_t *value); +int fd_pipe_wait(struct fd_pipe *pipe, uint32_t timestamp); +/* timeout in nanosec */ +int fd_pipe_wait_timeout(struct fd_pipe *pipe, uint32_t timestamp, + uint64_t timeout); + + +/* buffer-object functions: + */ + +struct fd_bo * fd_bo_new(struct fd_device *dev, + uint32_t size, uint32_t flags); +struct fd_bo * fd_bo_from_fbdev(struct fd_pipe *pipe, + int fbfd, uint32_t size); +struct fd_bo *fd_bo_from_handle(struct fd_device *dev, + uint32_t handle, uint32_t size); +struct fd_bo * fd_bo_from_name(struct fd_device *dev, uint32_t name); +struct fd_bo * fd_bo_from_dmabuf(struct fd_device *dev, int fd); +uint64_t fd_bo_get_iova(struct fd_bo *bo); +void fd_bo_put_iova(struct fd_bo *bo); +struct fd_bo * fd_bo_ref(struct fd_bo *bo); +void fd_bo_del(struct fd_bo *bo); +int fd_bo_get_name(struct fd_bo *bo, uint32_t *name); +uint32_t fd_bo_handle(struct fd_bo *bo); +int fd_bo_dmabuf(struct fd_bo *bo); +uint32_t fd_bo_size(struct fd_bo *bo); +void * fd_bo_map(struct fd_bo *bo); +int fd_bo_cpu_prep(struct fd_bo *bo, struct fd_pipe *pipe, uint32_t op); +void fd_bo_cpu_fini(struct fd_bo *bo); + +#endif /* FREEDRENO_DRMIF_H_ */ |