1 /* 2 * Copyright © 2012, 2013 Thierry Reding 3 * Copyright © 2013 Erik Faye-Lund 4 * Copyright © 2014 NVIDIA Corporation 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 shall be included in 14 * all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 */ 24 25 #ifndef __DRM_TEGRA_PRIVATE_H__ 26 #define __DRM_TEGRA_PRIVATE_H__ 1 27 28 #include <stdbool.h> 29 #include <stddef.h> 30 #include <stdint.h> 31 32 #include <libdrm_macros.h> 33 #include <xf86atomic.h> 34 35 #include "tegra_drm.h" 36 #include "tegra.h" 37 38 #define container_of(ptr, type, member) ({ \ 39 const __typeof__(((type *)0)->member) *__mptr = (ptr); \ 40 (type *)((char *)__mptr - offsetof(type, member)); \ 41 }) 42 43 enum host1x_class { 44 HOST1X_CLASS_HOST1X = 0x01, 45 HOST1X_CLASS_GR2D = 0x51, 46 HOST1X_CLASS_GR2D_SB = 0x52, 47 HOST1X_CLASS_VIC = 0x5d, 48 HOST1X_CLASS_GR3D = 0x60, 49 }; 50 51 struct drm_tegra { 52 bool close; 53 int fd; 54 }; 55 56 struct drm_tegra_bo { 57 struct drm_tegra *drm; 58 uint32_t handle; 59 uint64_t offset; 60 uint32_t flags; 61 uint32_t size; 62 atomic_t ref; 63 void *map; 64 }; 65 66 struct drm_tegra_channel { 67 struct drm_tegra *drm; 68 enum host1x_class class; 69 uint32_t capabilities; 70 unsigned int version; 71 uint64_t context; 72 73 unsigned int cond_shift; 74 }; 75 76 struct drm_tegra_mapping { 77 struct drm_tegra_channel *channel; 78 uint32_t id; 79 }; 80 81 struct drm_tegra_pushbuf { 82 struct drm_tegra_job *job; 83 84 uint32_t *start; 85 uint32_t *end; 86 uint32_t *ptr; 87 }; 88 89 void drm_tegra_pushbuf_free(struct drm_tegra_pushbuf *pushbuf); 90 91 struct drm_tegra_job { 92 struct drm_tegra_channel *channel; 93 struct drm_tegra_pushbuf *pushbuf; 94 size_t page_size; 95 96 struct drm_tegra_submit_cmd *commands; 97 unsigned int num_commands; 98 99 struct drm_tegra_submit_buf *buffers; 100 unsigned int num_buffers; 101 102 struct { 103 uint32_t id; 104 uint32_t increments; 105 uint32_t fence; 106 } syncpt; 107 }; 108 109 struct drm_tegra_submit_cmd * 110 drm_tegra_job_add_command(struct drm_tegra_job *job, uint32_t type, 111 uint32_t flags); 112 113 struct drm_tegra_syncpoint { 114 struct drm_tegra *drm; 115 uint32_t id; 116 }; 117 118 #endif /* __DRM_TEGRA_PRIVATE_H__ */ 119