Tomasz Figa | 47e7aba | 2015-05-07 02:17:46 +0900 | [diff] [blame] | 1 | #define LOG_TAG "GRALLOC-ROCKCHIP" |
| 2 | |
| 3 | #include <cutils/log.h> |
| 4 | #include <stdlib.h> |
| 5 | #include <errno.h> |
| 6 | #include <drm.h> |
| 7 | #include <rockchip/rockchip_drmif.h> |
| 8 | |
| 9 | #include "gralloc_drm.h" |
| 10 | #include "gralloc_drm_priv.h" |
| 11 | |
| 12 | #define UNUSED(...) (void)(__VA_ARGS__) |
| 13 | |
| 14 | struct rockchip_info { |
| 15 | struct gralloc_drm_drv_t base; |
| 16 | |
| 17 | struct rockchip_device *rockchip; |
| 18 | int fd; |
| 19 | }; |
| 20 | |
| 21 | struct rockchip_buffer { |
| 22 | struct gralloc_drm_bo_t base; |
| 23 | |
| 24 | struct rockchip_bo *bo; |
| 25 | }; |
| 26 | |
| 27 | static void drm_gem_rockchip_destroy(struct gralloc_drm_drv_t *drv) |
| 28 | { |
| 29 | struct rockchip_info *info = (struct rockchip_info *)drv; |
| 30 | |
| 31 | if (info->rockchip) |
| 32 | rockchip_device_destroy(info->rockchip); |
| 33 | free(info); |
| 34 | } |
| 35 | |
| 36 | static struct gralloc_drm_bo_t *drm_gem_rockchip_alloc( |
| 37 | struct gralloc_drm_drv_t *drv, |
| 38 | struct gralloc_drm_handle_t *handle) |
| 39 | { |
| 40 | struct rockchip_info *info = (struct rockchip_info *)drv; |
| 41 | struct rockchip_buffer *buf; |
| 42 | struct drm_gem_close args; |
Owen Lin | 7a7fbe8 | 2015-08-27 16:48:16 +0800 | [diff] [blame] | 43 | int ret, cpp, pitch, aligned_width, aligned_height; |
Tomasz Figa | 47e7aba | 2015-05-07 02:17:46 +0900 | [diff] [blame] | 44 | uint32_t size, gem_handle; |
| 45 | |
| 46 | buf = calloc(1, sizeof(*buf)); |
| 47 | if (!buf) { |
| 48 | ALOGE("Failed to allocate buffer wrapper\n"); |
| 49 | return NULL; |
| 50 | } |
| 51 | |
| 52 | cpp = gralloc_drm_get_bpp(handle->format); |
| 53 | if (!cpp) { |
| 54 | ALOGE("unrecognized format 0x%x", handle->format); |
| 55 | return NULL; |
| 56 | } |
| 57 | |
Owen Lin | 7a7fbe8 | 2015-08-27 16:48:16 +0800 | [diff] [blame] | 58 | aligned_width = handle->width; |
| 59 | aligned_height = handle->height; |
Tomasz Figa | 47e7aba | 2015-05-07 02:17:46 +0900 | [diff] [blame] | 60 | gralloc_drm_align_geometry(handle->format, |
Owen Lin | 7a7fbe8 | 2015-08-27 16:48:16 +0800 | [diff] [blame] | 61 | &aligned_width, &aligned_height); |
Tomasz Figa | 47e7aba | 2015-05-07 02:17:46 +0900 | [diff] [blame] | 62 | |
| 63 | /* TODO: We need to sort out alignment */ |
Owen Lin | 7a7fbe8 | 2015-08-27 16:48:16 +0800 | [diff] [blame] | 64 | pitch = ALIGN(aligned_width * cpp, 64); |
| 65 | size = aligned_height * pitch; |
Tomasz Figa | 47e7aba | 2015-05-07 02:17:46 +0900 | [diff] [blame] | 66 | |
Tomasz Figa | 54b6615 | 2015-09-08 15:20:29 +0900 | [diff] [blame] | 67 | if (handle->format == HAL_PIXEL_FORMAT_YCbCr_420_888) { |
| 68 | /* |
| 69 | * WAR for H264 decoder requiring additional space |
| 70 | * at the end of destination buffers. |
| 71 | */ |
| 72 | uint32_t w_mbs, h_mbs; |
| 73 | |
| 74 | w_mbs = ALIGN(handle->width, 16) / 16; |
| 75 | h_mbs = ALIGN(handle->height, 16) / 16; |
| 76 | size += 64 * w_mbs * h_mbs; |
| 77 | } |
| 78 | |
Tomasz Figa | 47e7aba | 2015-05-07 02:17:46 +0900 | [diff] [blame] | 79 | if (handle->prime_fd >= 0) { |
| 80 | ret = drmPrimeFDToHandle(info->fd, handle->prime_fd, |
| 81 | &gem_handle); |
| 82 | if (ret) { |
| 83 | char *c = NULL; |
| 84 | ALOGE("failed to convert prime fd to handle %d ret=%d", |
| 85 | handle->prime_fd, ret); |
| 86 | *c = 0; |
| 87 | goto err; |
| 88 | } |
| 89 | ALOGV("Got handle %d for fd %d\n", gem_handle, handle->prime_fd); |
| 90 | |
| 91 | buf->bo = rockchip_bo_from_handle(info->rockchip, gem_handle, |
| 92 | 0, size); |
| 93 | if (!buf->bo) { |
| 94 | ALOGE("failed to wrap bo handle=%d size=%d\n", |
| 95 | gem_handle, size); |
| 96 | |
| 97 | memset(&args, 0, sizeof(args)); |
| 98 | args.handle = gem_handle; |
| 99 | drmIoctl(info->fd, DRM_IOCTL_GEM_CLOSE, &args); |
| 100 | return NULL; |
| 101 | } |
| 102 | } else { |
| 103 | buf->bo = rockchip_bo_create(info->rockchip, size, 0); |
| 104 | if (!buf->bo) { |
| 105 | ALOGE("failed to allocate bo %dx%dx%dx%d\n", |
| 106 | handle->height, pitch, cpp, size); |
| 107 | goto err; |
| 108 | } |
| 109 | |
| 110 | gem_handle = rockchip_bo_handle(buf->bo); |
| 111 | ret = drmPrimeHandleToFD(info->fd, gem_handle, 0, |
| 112 | &handle->prime_fd); |
| 113 | ALOGV("Got fd %d for handle %d\n", handle->prime_fd, gem_handle); |
| 114 | if (ret) { |
| 115 | ALOGE("failed to get prime fd %d", ret); |
| 116 | goto err_unref; |
| 117 | } |
| 118 | |
| 119 | buf->base.fb_handle = gem_handle; |
| 120 | } |
| 121 | |
| 122 | handle->name = 0; |
| 123 | handle->stride = pitch; |
| 124 | buf->base.handle = handle; |
| 125 | |
| 126 | return &buf->base; |
| 127 | |
| 128 | err_unref: |
| 129 | rockchip_bo_destroy(buf->bo); |
| 130 | err: |
| 131 | free(buf); |
| 132 | return NULL; |
| 133 | } |
| 134 | |
| 135 | static void drm_gem_rockchip_free(struct gralloc_drm_drv_t *drv, |
| 136 | struct gralloc_drm_bo_t *bo) |
| 137 | { |
| 138 | struct rockchip_buffer *buf = (struct rockchip_buffer *)bo; |
| 139 | |
| 140 | UNUSED(drv); |
| 141 | |
| 142 | if (bo->handle && bo->handle->prime_fd) |
| 143 | close(bo->handle->prime_fd); |
| 144 | |
| 145 | /* TODO: Is destroy correct here? */ |
| 146 | rockchip_bo_destroy(buf->bo); |
| 147 | free(buf); |
| 148 | } |
| 149 | |
| 150 | static int drm_gem_rockchip_map(struct gralloc_drm_drv_t *drv, |
| 151 | struct gralloc_drm_bo_t *bo, int x, int y, int w, int h, |
| 152 | int enable_write, void **addr) |
| 153 | { |
| 154 | struct rockchip_buffer *buf = (struct rockchip_buffer *)bo; |
| 155 | |
| 156 | UNUSED(drv, x, y, w, h, enable_write); |
| 157 | |
| 158 | *addr = rockchip_bo_map(buf->bo); |
| 159 | if (!*addr) { |
| 160 | ALOGE("failed to map bo\n"); |
| 161 | return -1; |
| 162 | } |
| 163 | |
| 164 | return 0; |
| 165 | } |
| 166 | |
| 167 | static void drm_gem_rockchip_unmap(struct gralloc_drm_drv_t *drv, |
| 168 | struct gralloc_drm_bo_t *bo) |
| 169 | { |
| 170 | UNUSED(drv, bo); |
| 171 | } |
| 172 | |
| 173 | struct gralloc_drm_drv_t *gralloc_drm_drv_create_for_rockchip(int fd) |
| 174 | { |
| 175 | struct rockchip_info *info; |
| 176 | int ret; |
| 177 | |
| 178 | info = calloc(1, sizeof(*info)); |
| 179 | if (!info) { |
| 180 | ALOGE("Failed to allocate rockchip gralloc device\n"); |
| 181 | return NULL; |
| 182 | } |
| 183 | |
| 184 | info->rockchip = rockchip_device_create(fd); |
| 185 | if (!info->rockchip) { |
| 186 | ALOGE("Failed to create new rockchip instance\n"); |
| 187 | free(info); |
| 188 | return NULL; |
| 189 | } |
| 190 | |
| 191 | info->fd = fd; |
| 192 | info->base.destroy = drm_gem_rockchip_destroy; |
| 193 | info->base.alloc = drm_gem_rockchip_alloc; |
| 194 | info->base.free = drm_gem_rockchip_free; |
| 195 | info->base.map = drm_gem_rockchip_map; |
| 196 | info->base.unmap = drm_gem_rockchip_unmap; |
| 197 | |
| 198 | return &info->base; |
| 199 | } |