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/* -*- 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_ */
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