freedreno_drmif.h revision 7cdc0497
1/* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */ 2 3/* 4 * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org> 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice (including the next 14 * paragraph) shall be included in all copies or substantial portions of the 15 * Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 23 * SOFTWARE. 24 * 25 * Authors: 26 * Rob Clark <robclark@freedesktop.org> 27 */ 28 29#ifndef FREEDRENO_DRMIF_H_ 30#define FREEDRENO_DRMIF_H_ 31 32#include <xf86drm.h> 33#include <stdint.h> 34 35#if defined(__GNUC__) 36# define drm_deprecated __attribute__((__deprecated__)) 37#else 38# define drm_deprecated 39#endif 40 41/* an empty marker for things that will be deprecated in the future: */ 42#define will_be_deprecated 43 44struct fd_bo; 45struct fd_pipe; 46struct fd_device; 47 48enum fd_pipe_id { 49 FD_PIPE_3D = 1, 50 FD_PIPE_2D = 2, 51 /* some devices have two 2d blocks.. not really sure how to 52 * use that yet, so just ignoring the 2nd 2d pipe for now 53 */ 54 FD_PIPE_MAX 55}; 56 57enum fd_param_id { 58 FD_DEVICE_ID, 59 FD_GMEM_SIZE, 60 FD_GPU_ID, 61 FD_CHIP_ID, 62 FD_MAX_FREQ, 63 FD_TIMESTAMP, 64 FD_NR_RINGS, /* # of rings == # of distinct priority levels */ 65}; 66 67/* bo flags: */ 68#define DRM_FREEDRENO_GEM_TYPE_SMI 0x00000001 69#define DRM_FREEDRENO_GEM_TYPE_KMEM 0x00000002 70#define DRM_FREEDRENO_GEM_TYPE_MEM_MASK 0x0000000f 71#define DRM_FREEDRENO_GEM_CACHE_NONE 0x00000000 72#define DRM_FREEDRENO_GEM_CACHE_WCOMBINE 0x00100000 73#define DRM_FREEDRENO_GEM_CACHE_WTHROUGH 0x00200000 74#define DRM_FREEDRENO_GEM_CACHE_WBACK 0x00400000 75#define DRM_FREEDRENO_GEM_CACHE_WBACKWA 0x00800000 76#define DRM_FREEDRENO_GEM_CACHE_MASK 0x00f00000 77#define DRM_FREEDRENO_GEM_GPUREADONLY 0x01000000 78 79/* bo access flags: (keep aligned to MSM_PREP_x) */ 80#define DRM_FREEDRENO_PREP_READ 0x01 81#define DRM_FREEDRENO_PREP_WRITE 0x02 82#define DRM_FREEDRENO_PREP_NOSYNC 0x04 83 84/* device functions: 85 */ 86 87struct fd_device * fd_device_new(int fd); 88struct fd_device * fd_device_new_dup(int fd); 89struct fd_device * fd_device_ref(struct fd_device *dev); 90void fd_device_del(struct fd_device *dev); 91int fd_device_fd(struct fd_device *dev); 92 93enum fd_version { 94 FD_VERSION_MADVISE = 1, /* kernel supports madvise */ 95 FD_VERSION_UNLIMITED_CMDS = 1, /* submits w/ >4 cmd buffers (growable ringbuffer) */ 96 FD_VERSION_FENCE_FD = 2, /* submit command supports in/out fences */ 97 FD_VERSION_SUBMIT_QUEUES = 3, /* submit queues and multiple priority levels */ 98 FD_VERSION_BO_IOVA = 3, /* supports fd_bo_get/put_iova() */ 99}; 100enum fd_version fd_device_version(struct fd_device *dev); 101 102/* pipe functions: 103 */ 104 105struct fd_pipe * fd_pipe_new(struct fd_device *dev, enum fd_pipe_id id); 106struct fd_pipe * fd_pipe_new2(struct fd_device *dev, enum fd_pipe_id id, uint32_t prio); 107struct fd_pipe * fd_pipe_ref(struct fd_pipe *pipe); 108void fd_pipe_del(struct fd_pipe *pipe); 109int fd_pipe_get_param(struct fd_pipe *pipe, enum fd_param_id param, 110 uint64_t *value); 111int fd_pipe_wait(struct fd_pipe *pipe, uint32_t timestamp); 112/* timeout in nanosec */ 113int fd_pipe_wait_timeout(struct fd_pipe *pipe, uint32_t timestamp, 114 uint64_t timeout); 115 116 117/* buffer-object functions: 118 */ 119 120struct fd_bo * fd_bo_new(struct fd_device *dev, 121 uint32_t size, uint32_t flags); 122struct fd_bo * fd_bo_from_fbdev(struct fd_pipe *pipe, 123 int fbfd, uint32_t size); 124struct fd_bo *fd_bo_from_handle(struct fd_device *dev, 125 uint32_t handle, uint32_t size); 126struct fd_bo * fd_bo_from_name(struct fd_device *dev, uint32_t name); 127struct fd_bo * fd_bo_from_dmabuf(struct fd_device *dev, int fd); 128uint64_t fd_bo_get_iova(struct fd_bo *bo); 129void fd_bo_put_iova(struct fd_bo *bo); 130struct fd_bo * fd_bo_ref(struct fd_bo *bo); 131void fd_bo_del(struct fd_bo *bo); 132int fd_bo_get_name(struct fd_bo *bo, uint32_t *name); 133uint32_t fd_bo_handle(struct fd_bo *bo); 134int fd_bo_dmabuf(struct fd_bo *bo); 135uint32_t fd_bo_size(struct fd_bo *bo); 136void * fd_bo_map(struct fd_bo *bo); 137int fd_bo_cpu_prep(struct fd_bo *bo, struct fd_pipe *pipe, uint32_t op); 138void fd_bo_cpu_fini(struct fd_bo *bo); 139 140#endif /* FREEDRENO_DRMIF_H_ */ 141