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 35struct fd_bo; 36struct fd_pipe; 37struct fd_device; 38 39enum fd_pipe_id { 40 FD_PIPE_3D = 1, 41 FD_PIPE_2D = 2, 42 /* some devices have two 2d blocks.. not really sure how to 43 * use that yet, so just ignoring the 2nd 2d pipe for now 44 */ 45 FD_PIPE_MAX 46}; 47 48enum fd_param_id { 49 FD_DEVICE_ID, 50 FD_GMEM_SIZE, 51 FD_GPU_ID, 52 FD_CHIP_ID, 53}; 54 55/* bo flags: */ 56#define DRM_FREEDRENO_GEM_TYPE_SMI 0x00000001 57#define DRM_FREEDRENO_GEM_TYPE_KMEM 0x00000002 58#define DRM_FREEDRENO_GEM_TYPE_MEM_MASK 0x0000000f 59#define DRM_FREEDRENO_GEM_CACHE_NONE 0x00000000 60#define DRM_FREEDRENO_GEM_CACHE_WCOMBINE 0x00100000 61#define DRM_FREEDRENO_GEM_CACHE_WTHROUGH 0x00200000 62#define DRM_FREEDRENO_GEM_CACHE_WBACK 0x00400000 63#define DRM_FREEDRENO_GEM_CACHE_WBACKWA 0x00800000 64#define DRM_FREEDRENO_GEM_CACHE_MASK 0x00f00000 65#define DRM_FREEDRENO_GEM_GPUREADONLY 0x01000000 66 67/* bo access flags: (keep aligned to MSM_PREP_x) */ 68#define DRM_FREEDRENO_PREP_READ 0x01 69#define DRM_FREEDRENO_PREP_WRITE 0x02 70#define DRM_FREEDRENO_PREP_NOSYNC 0x04 71 72/* device functions: 73 */ 74 75struct fd_device * fd_device_new(int fd); 76struct fd_device * fd_device_new_dup(int fd); 77struct fd_device * fd_device_ref(struct fd_device *dev); 78void fd_device_del(struct fd_device *dev); 79int fd_device_fd(struct fd_device *dev); 80 81 82/* pipe functions: 83 */ 84 85struct fd_pipe * fd_pipe_new(struct fd_device *dev, enum fd_pipe_id id); 86void fd_pipe_del(struct fd_pipe *pipe); 87int fd_pipe_get_param(struct fd_pipe *pipe, enum fd_param_id param, 88 uint64_t *value); 89int fd_pipe_wait(struct fd_pipe *pipe, uint32_t timestamp); 90/* timeout in nanosec */ 91int fd_pipe_wait_timeout(struct fd_pipe *pipe, uint32_t timestamp, 92 uint64_t timeout); 93 94 95/* buffer-object functions: 96 */ 97 98struct fd_bo * fd_bo_new(struct fd_device *dev, 99 uint32_t size, uint32_t flags); 100struct fd_bo * fd_bo_from_fbdev(struct fd_pipe *pipe, 101 int fbfd, uint32_t size); 102struct fd_bo *fd_bo_from_handle(struct fd_device *dev, 103 uint32_t handle, uint32_t size); 104struct fd_bo * fd_bo_from_name(struct fd_device *dev, uint32_t name); 105struct fd_bo * fd_bo_from_dmabuf(struct fd_device *dev, int fd); 106struct fd_bo * fd_bo_ref(struct fd_bo *bo); 107void fd_bo_del(struct fd_bo *bo); 108int fd_bo_get_name(struct fd_bo *bo, uint32_t *name); 109uint32_t fd_bo_handle(struct fd_bo *bo); 110int fd_bo_dmabuf(struct fd_bo *bo); 111uint32_t fd_bo_size(struct fd_bo *bo); 112void * fd_bo_map(struct fd_bo *bo); 113int fd_bo_cpu_prep(struct fd_bo *bo, struct fd_pipe *pipe, uint32_t op); 114void fd_bo_cpu_fini(struct fd_bo *bo); 115 116#endif /* FREEDRENO_DRMIF_H_ */ 117