141 lines
4.9 KiB
C
141 lines
4.9 KiB
C
/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
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/*
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* Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Authors:
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* Rob Clark <robclark@freedesktop.org>
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*/
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#ifndef FREEDRENO_DRMIF_H_
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#define FREEDRENO_DRMIF_H_
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#include <xf86drm.h>
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#include <stdint.h>
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#if defined(__GNUC__)
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# define drm_deprecated __attribute__((__deprecated__))
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#else
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# define drm_deprecated
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#endif
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/* an empty marker for things that will be deprecated in the future: */
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#define will_be_deprecated
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struct fd_bo;
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struct fd_pipe;
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struct fd_device;
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enum fd_pipe_id {
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FD_PIPE_3D = 1,
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FD_PIPE_2D = 2,
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/* some devices have two 2d blocks.. not really sure how to
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* use that yet, so just ignoring the 2nd 2d pipe for now
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*/
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FD_PIPE_MAX
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};
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enum fd_param_id {
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FD_DEVICE_ID,
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FD_GMEM_SIZE,
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FD_GPU_ID,
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FD_CHIP_ID,
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FD_MAX_FREQ,
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FD_TIMESTAMP,
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FD_NR_RINGS, /* # of rings == # of distinct priority levels */
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};
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/* bo flags: */
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#define DRM_FREEDRENO_GEM_TYPE_SMI 0x00000001
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#define DRM_FREEDRENO_GEM_TYPE_KMEM 0x00000002
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#define DRM_FREEDRENO_GEM_TYPE_MEM_MASK 0x0000000f
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#define DRM_FREEDRENO_GEM_CACHE_NONE 0x00000000
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#define DRM_FREEDRENO_GEM_CACHE_WCOMBINE 0x00100000
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#define DRM_FREEDRENO_GEM_CACHE_WTHROUGH 0x00200000
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#define DRM_FREEDRENO_GEM_CACHE_WBACK 0x00400000
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#define DRM_FREEDRENO_GEM_CACHE_WBACKWA 0x00800000
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#define DRM_FREEDRENO_GEM_CACHE_MASK 0x00f00000
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#define DRM_FREEDRENO_GEM_GPUREADONLY 0x01000000
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/* bo access flags: (keep aligned to MSM_PREP_x) */
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#define DRM_FREEDRENO_PREP_READ 0x01
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#define DRM_FREEDRENO_PREP_WRITE 0x02
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#define DRM_FREEDRENO_PREP_NOSYNC 0x04
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/* device functions:
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*/
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struct fd_device * fd_device_new(int fd);
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struct fd_device * fd_device_new_dup(int fd);
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struct fd_device * fd_device_ref(struct fd_device *dev);
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void fd_device_del(struct fd_device *dev);
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int fd_device_fd(struct fd_device *dev);
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enum fd_version {
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FD_VERSION_MADVISE = 1, /* kernel supports madvise */
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FD_VERSION_UNLIMITED_CMDS = 1, /* submits w/ >4 cmd buffers (growable ringbuffer) */
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FD_VERSION_FENCE_FD = 2, /* submit command supports in/out fences */
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FD_VERSION_SUBMIT_QUEUES = 3, /* submit queues and multiple priority levels */
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FD_VERSION_BO_IOVA = 3, /* supports fd_bo_get/put_iova() */
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};
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enum fd_version fd_device_version(struct fd_device *dev);
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/* pipe functions:
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*/
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struct fd_pipe * fd_pipe_new(struct fd_device *dev, enum fd_pipe_id id);
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struct fd_pipe * fd_pipe_new2(struct fd_device *dev, enum fd_pipe_id id, uint32_t prio);
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struct fd_pipe * fd_pipe_ref(struct fd_pipe *pipe);
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void fd_pipe_del(struct fd_pipe *pipe);
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int fd_pipe_get_param(struct fd_pipe *pipe, enum fd_param_id param,
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uint64_t *value);
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int fd_pipe_wait(struct fd_pipe *pipe, uint32_t timestamp);
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/* timeout in nanosec */
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int fd_pipe_wait_timeout(struct fd_pipe *pipe, uint32_t timestamp,
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uint64_t timeout);
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/* buffer-object functions:
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*/
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struct fd_bo * fd_bo_new(struct fd_device *dev,
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uint32_t size, uint32_t flags);
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struct fd_bo * fd_bo_from_fbdev(struct fd_pipe *pipe,
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int fbfd, uint32_t size);
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struct fd_bo *fd_bo_from_handle(struct fd_device *dev,
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uint32_t handle, uint32_t size);
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struct fd_bo * fd_bo_from_name(struct fd_device *dev, uint32_t name);
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struct fd_bo * fd_bo_from_dmabuf(struct fd_device *dev, int fd);
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uint64_t fd_bo_get_iova(struct fd_bo *bo);
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void fd_bo_put_iova(struct fd_bo *bo);
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struct fd_bo * fd_bo_ref(struct fd_bo *bo);
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void fd_bo_del(struct fd_bo *bo);
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int fd_bo_get_name(struct fd_bo *bo, uint32_t *name);
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uint32_t fd_bo_handle(struct fd_bo *bo);
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int fd_bo_dmabuf(struct fd_bo *bo);
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uint32_t fd_bo_size(struct fd_bo *bo);
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void * fd_bo_map(struct fd_bo *bo);
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int fd_bo_cpu_prep(struct fd_bo *bo, struct fd_pipe *pipe, uint32_t op);
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void fd_bo_cpu_fini(struct fd_bo *bo);
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#endif /* FREEDRENO_DRMIF_H_ */
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