JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 The Chromium OS Authors. All rights reserved. |
| 3 | * Use of this source code is governed by a BSD-style license that can be |
| 4 | * found in the LICENSE file. |
| 5 | */ |
| 6 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 7 | #ifdef DRV_MEDIATEK |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 8 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 9 | // clang-format off |
Ilja H. Friedel | f9d2ab7 | 2015-04-09 14:08:36 -0700 | [diff] [blame] | 10 | #include <stdio.h> |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 11 | #include <string.h> |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 12 | #include <sys/mman.h> |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 13 | #include <xf86drm.h> |
| 14 | #include <mediatek_drm.h> |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 15 | // clang-format on |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 16 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 17 | #include "drv_priv.h" |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 18 | #include "helpers.h" |
Gurchetan Singh | 179687e | 2016-10-28 10:07:35 -0700 | [diff] [blame] | 19 | #include "util.h" |
| 20 | |
Gurchetan Singh | 469a3aa | 2017-08-03 18:17:34 -0700 | [diff] [blame] | 21 | struct mediatek_private_map_data { |
| 22 | void *cached_addr; |
| 23 | void *gem_addr; |
| 24 | }; |
| 25 | |
Gurchetan Singh | 8ac0c9a | 2017-05-15 09:34:22 -0700 | [diff] [blame] | 26 | static const uint32_t render_target_formats[] = { DRM_FORMAT_ABGR8888, DRM_FORMAT_ARGB8888, |
| 27 | DRM_FORMAT_RGB565, DRM_FORMAT_XBGR8888, |
| 28 | DRM_FORMAT_XRGB8888 }; |
| 29 | |
| 30 | static const uint32_t texture_source_formats[] = { DRM_FORMAT_R8, DRM_FORMAT_YVU420, |
| 31 | DRM_FORMAT_YVU420_ANDROID }; |
Gurchetan Singh | 179687e | 2016-10-28 10:07:35 -0700 | [diff] [blame] | 32 | |
| 33 | static int mediatek_init(struct driver *drv) |
| 34 | { |
Gurchetan Singh | 8ac0c9a | 2017-05-15 09:34:22 -0700 | [diff] [blame] | 35 | int ret; |
| 36 | ret = drv_add_combinations(drv, render_target_formats, ARRAY_SIZE(render_target_formats), |
| 37 | &LINEAR_METADATA, BO_USE_RENDER_MASK); |
| 38 | if (ret) |
| 39 | return ret; |
| 40 | |
| 41 | ret = drv_add_combinations(drv, texture_source_formats, ARRAY_SIZE(texture_source_formats), |
| 42 | &LINEAR_METADATA, BO_USE_TEXTURE_MASK); |
| 43 | if (ret) |
| 44 | return ret; |
| 45 | |
| 46 | return drv_modify_linear_combinations(drv); |
Gurchetan Singh | 179687e | 2016-10-28 10:07:35 -0700 | [diff] [blame] | 47 | } |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 48 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 49 | static int mediatek_bo_create(struct bo *bo, uint32_t width, uint32_t height, uint32_t format, |
Gurchetan Singh | a1892b2 | 2017-09-28 16:40:52 -0700 | [diff] [blame] | 50 | uint64_t use_flags) |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 51 | { |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 52 | int ret; |
Gurchetan Singh | 42cc6d6 | 2016-08-29 18:19:19 -0700 | [diff] [blame] | 53 | size_t plane; |
Gurchetan Singh | 6423ecb | 2017-03-29 08:23:40 -0700 | [diff] [blame] | 54 | uint32_t stride; |
Gurchetan Singh | 42cc6d6 | 2016-08-29 18:19:19 -0700 | [diff] [blame] | 55 | struct drm_mtk_gem_create gem_create; |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 56 | |
Gurchetan Singh | 6ea14ba | 2017-02-08 15:09:13 -0800 | [diff] [blame] | 57 | /* |
| 58 | * Since the ARM L1 cache line size is 64 bytes, align to that as a |
| 59 | * performance optimization. |
| 60 | */ |
Gurchetan Singh | 6423ecb | 2017-03-29 08:23:40 -0700 | [diff] [blame] | 61 | stride = drv_stride_from_format(format, width, 0); |
| 62 | stride = ALIGN(stride, 64); |
| 63 | drv_bo_from_format(bo, stride, height, format); |
Yuly Novikov | 96c7a3b | 2015-12-08 22:48:29 -0500 | [diff] [blame] | 64 | |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 65 | memset(&gem_create, 0, sizeof(gem_create)); |
Gurchetan Singh | a40ca9e | 2016-08-29 19:51:45 -0700 | [diff] [blame] | 66 | gem_create.size = bo->total_size; |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 67 | |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 68 | ret = drmIoctl(bo->drv->fd, DRM_IOCTL_MTK_GEM_CREATE, &gem_create); |
Ilja H. Friedel | f9d2ab7 | 2015-04-09 14:08:36 -0700 | [diff] [blame] | 69 | if (ret) { |
Gurchetan Singh | 085bff1 | 2017-03-20 13:05:49 -0700 | [diff] [blame] | 70 | fprintf(stderr, "drv: DRM_IOCTL_MTK_GEM_CREATE failed (size=%llu)\n", |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 71 | gem_create.size); |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 72 | return ret; |
Ilja H. Friedel | f9d2ab7 | 2015-04-09 14:08:36 -0700 | [diff] [blame] | 73 | } |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 74 | |
Gurchetan Singh | 42cc6d6 | 2016-08-29 18:19:19 -0700 | [diff] [blame] | 75 | for (plane = 0; plane < bo->num_planes; plane++) |
| 76 | bo->handles[plane].u32 = gem_create.handle; |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 77 | |
| 78 | return 0; |
| 79 | } |
| 80 | |
Gurchetan Singh | cfb8876 | 2017-09-28 17:14:50 -0700 | [diff] [blame^] | 81 | static void *mediatek_bo_map(struct bo *bo, struct map_info *data, size_t plane, uint32_t map_flags) |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 82 | { |
| 83 | int ret; |
| 84 | struct drm_mtk_gem_map_off gem_map; |
Gurchetan Singh | 469a3aa | 2017-08-03 18:17:34 -0700 | [diff] [blame] | 85 | struct mediatek_private_map_data *priv; |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 86 | |
| 87 | memset(&gem_map, 0, sizeof(gem_map)); |
| 88 | gem_map.handle = bo->handles[0].u32; |
| 89 | |
| 90 | ret = drmIoctl(bo->drv->fd, DRM_IOCTL_MTK_GEM_MAP_OFFSET, &gem_map); |
| 91 | if (ret) { |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 92 | fprintf(stderr, "drv: DRM_IOCTL_MTK_GEM_MAP_OFFSET failed\n"); |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 93 | return MAP_FAILED; |
| 94 | } |
| 95 | |
Gurchetan Singh | cfb8876 | 2017-09-28 17:14:50 -0700 | [diff] [blame^] | 96 | void *addr = mmap(0, bo->total_size, drv_get_prot(map_flags), MAP_SHARED, bo->drv->fd, |
| 97 | gem_map.offset); |
Gurchetan Singh | 469a3aa | 2017-08-03 18:17:34 -0700 | [diff] [blame] | 98 | |
Gurchetan Singh | 1a31e60 | 2016-10-06 10:58:00 -0700 | [diff] [blame] | 99 | data->length = bo->total_size; |
| 100 | |
Gurchetan Singh | a1892b2 | 2017-09-28 16:40:52 -0700 | [diff] [blame] | 101 | if (bo->use_flags & BO_USE_RENDERSCRIPT) { |
Gurchetan Singh | 469a3aa | 2017-08-03 18:17:34 -0700 | [diff] [blame] | 102 | priv = calloc(1, sizeof(*priv)); |
| 103 | priv->cached_addr = calloc(1, bo->total_size); |
| 104 | priv->gem_addr = addr; |
| 105 | memcpy(priv->cached_addr, priv->gem_addr, bo->total_size); |
| 106 | data->priv = priv; |
| 107 | addr = priv->cached_addr; |
| 108 | } |
| 109 | |
| 110 | return addr; |
| 111 | } |
| 112 | |
| 113 | static int mediatek_bo_unmap(struct bo *bo, struct map_info *data) |
| 114 | { |
| 115 | if (data->priv) { |
| 116 | struct mediatek_private_map_data *priv = data->priv; |
Gurchetan Singh | 469a3aa | 2017-08-03 18:17:34 -0700 | [diff] [blame] | 117 | data->addr = priv->gem_addr; |
| 118 | free(priv->cached_addr); |
| 119 | free(priv); |
| 120 | data->priv = NULL; |
| 121 | } |
| 122 | |
| 123 | return munmap(data->addr, data->length); |
Gurchetan Singh | ef92053 | 2016-08-12 16:38:25 -0700 | [diff] [blame] | 124 | } |
| 125 | |
Gurchetan Singh | 8e02e05 | 2017-09-14 14:18:43 -0700 | [diff] [blame] | 126 | static int mediatek_bo_flush(struct bo *bo, struct map_info *data) |
| 127 | { |
| 128 | struct mediatek_private_map_data *priv = data->priv; |
Gurchetan Singh | 8e02e05 | 2017-09-14 14:18:43 -0700 | [diff] [blame] | 129 | if (priv) |
| 130 | memcpy(priv->gem_addr, priv->cached_addr, bo->total_size); |
| 131 | |
| 132 | return 0; |
| 133 | } |
| 134 | |
Gurchetan Singh | a1892b2 | 2017-09-28 16:40:52 -0700 | [diff] [blame] | 135 | static uint32_t mediatek_resolve_format(uint32_t format, uint64_t use_flags) |
Gurchetan Singh | 42cc6d6 | 2016-08-29 18:19:19 -0700 | [diff] [blame] | 136 | { |
| 137 | switch (format) { |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 138 | case DRM_FORMAT_FLEX_IMPLEMENTATION_DEFINED: |
Gurchetan Singh | 42cc6d6 | 2016-08-29 18:19:19 -0700 | [diff] [blame] | 139 | /*HACK: See b/28671744 */ |
Gurchetan Singh | f3b22da | 2016-11-21 10:46:38 -0800 | [diff] [blame] | 140 | return DRM_FORMAT_XBGR8888; |
| 141 | case DRM_FORMAT_FLEX_YCbCr_420_888: |
Owen Lin | bbb69fd | 2017-06-05 14:33:08 +0800 | [diff] [blame] | 142 | return DRM_FORMAT_YVU420; |
Gurchetan Singh | 42cc6d6 | 2016-08-29 18:19:19 -0700 | [diff] [blame] | 143 | default: |
| 144 | return format; |
| 145 | } |
| 146 | } |
| 147 | |
Gurchetan Singh | 1b1d56a | 2017-03-10 16:25:23 -0800 | [diff] [blame] | 148 | struct backend backend_mediatek = { |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 149 | .name = "mediatek", |
Gurchetan Singh | 179687e | 2016-10-28 10:07:35 -0700 | [diff] [blame] | 150 | .init = mediatek_init, |
Gurchetan Singh | d7c84fd | 2016-08-16 18:18:24 -0700 | [diff] [blame] | 151 | .bo_create = mediatek_bo_create, |
Gurchetan Singh | 46faf6b | 2016-08-05 14:40:07 -0700 | [diff] [blame] | 152 | .bo_destroy = drv_gem_bo_destroy, |
Gurchetan Singh | 71611d6 | 2017-01-03 16:49:56 -0800 | [diff] [blame] | 153 | .bo_import = drv_prime_bo_import, |
Gurchetan Singh | d7c84fd | 2016-08-16 18:18:24 -0700 | [diff] [blame] | 154 | .bo_map = mediatek_bo_map, |
Gurchetan Singh | 469a3aa | 2017-08-03 18:17:34 -0700 | [diff] [blame] | 155 | .bo_unmap = mediatek_bo_unmap, |
Gurchetan Singh | 8e02e05 | 2017-09-14 14:18:43 -0700 | [diff] [blame] | 156 | .bo_flush = mediatek_bo_flush, |
Gurchetan Singh | 42cc6d6 | 2016-08-29 18:19:19 -0700 | [diff] [blame] | 157 | .resolve_format = mediatek_resolve_format, |
JB Tsai | 0c16a0f | 2015-03-19 14:30:31 +0800 | [diff] [blame] | 158 | }; |
| 159 | |
| 160 | #endif |