Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010-2011 Chia-I Wu <olvaffe@gmail.com> |
| 3 | * Copyright (C) 2010-2011 LunarG Inc. |
| 4 | * |
| 5 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 6 | * copy of this software and associated documentation files (the "Software"), |
| 7 | * to deal in the Software without restriction, including without limitation |
| 8 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 9 | * and/or sell copies of the Software, and to permit persons to whom the |
| 10 | * Software is furnished to do so, subject to the following conditions: |
| 11 | * |
| 12 | * The above copyright notice and this permission notice shall be included |
| 13 | * in all copies or substantial portions of the Software. |
| 14 | * |
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 18 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 19 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| 20 | * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
| 21 | * DEALINGS IN THE SOFTWARE. |
| 22 | */ |
| 23 | |
| 24 | #define LOG_TAG "GRALLOC-PIPE" |
| 25 | |
| 26 | #include <cutils/log.h> |
| 27 | #include <errno.h> |
| 28 | |
| 29 | #include <pipe/p_screen.h> |
| 30 | #include <pipe/p_context.h> |
| 31 | #include <state_tracker/drm_driver.h> |
| 32 | #include <util/u_inlines.h> |
| 33 | #include <util/u_memory.h> |
| 34 | |
| 35 | #include "gralloc_drm.h" |
| 36 | #include "gralloc_drm_priv.h" |
| 37 | |
| 38 | struct pipe_manager { |
| 39 | struct gralloc_drm_drv_t base; |
| 40 | |
| 41 | int fd; |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 42 | char driver[16]; |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 43 | pthread_mutex_t mutex; |
| 44 | struct pipe_screen *screen; |
| 45 | struct pipe_context *context; |
| 46 | }; |
| 47 | |
| 48 | struct pipe_buffer { |
| 49 | struct gralloc_drm_bo_t base; |
| 50 | |
| 51 | struct pipe_resource *resource; |
| 52 | struct winsys_handle winsys; |
| 53 | |
| 54 | struct pipe_transfer *transfer; |
| 55 | }; |
| 56 | |
| 57 | static enum pipe_format get_pipe_format(int format) |
| 58 | { |
| 59 | enum pipe_format fmt; |
| 60 | |
| 61 | switch (format) { |
| 62 | case HAL_PIXEL_FORMAT_RGBA_8888: |
| 63 | fmt = PIPE_FORMAT_R8G8B8A8_UNORM; |
| 64 | break; |
| 65 | case HAL_PIXEL_FORMAT_RGBX_8888: |
| 66 | fmt = PIPE_FORMAT_R8G8B8X8_UNORM; |
| 67 | break; |
| 68 | case HAL_PIXEL_FORMAT_RGB_888: |
| 69 | fmt = PIPE_FORMAT_R8G8B8_UNORM; |
| 70 | break; |
| 71 | case HAL_PIXEL_FORMAT_RGB_565: |
| 72 | fmt = PIPE_FORMAT_B5G6R5_UNORM; |
| 73 | break; |
| 74 | case HAL_PIXEL_FORMAT_BGRA_8888: |
| 75 | fmt = PIPE_FORMAT_B8G8R8A8_UNORM; |
| 76 | break; |
Chia-I Wu | b65a3f8 | 2011-10-27 18:01:23 +0800 | [diff] [blame] | 77 | case HAL_PIXEL_FORMAT_YV12: |
Tapani Pälli | 45a9451 | 2012-12-14 10:43:39 +0200 | [diff] [blame] | 78 | case HAL_PIXEL_FORMAT_DRM_NV12: |
Chia-I Wu | b65a3f8 | 2011-10-27 18:01:23 +0800 | [diff] [blame] | 79 | case HAL_PIXEL_FORMAT_YCbCr_422_SP: |
| 80 | case HAL_PIXEL_FORMAT_YCrCb_420_SP: |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 81 | default: |
| 82 | fmt = PIPE_FORMAT_NONE; |
| 83 | break; |
| 84 | } |
| 85 | |
| 86 | return fmt; |
| 87 | } |
| 88 | |
| 89 | static unsigned get_pipe_bind(int usage) |
| 90 | { |
| 91 | unsigned bind = PIPE_BIND_SHARED; |
| 92 | |
| 93 | if (usage & GRALLOC_USAGE_SW_READ_MASK) |
| 94 | bind |= PIPE_BIND_TRANSFER_READ; |
| 95 | if (usage & GRALLOC_USAGE_SW_WRITE_MASK) |
| 96 | bind |= PIPE_BIND_TRANSFER_WRITE; |
| 97 | |
| 98 | if (usage & GRALLOC_USAGE_HW_TEXTURE) |
| 99 | bind |= PIPE_BIND_SAMPLER_VIEW; |
| 100 | if (usage & GRALLOC_USAGE_HW_RENDER) |
| 101 | bind |= PIPE_BIND_RENDER_TARGET; |
| 102 | if (usage & GRALLOC_USAGE_HW_FB) { |
| 103 | bind |= PIPE_BIND_RENDER_TARGET; |
| 104 | bind |= PIPE_BIND_SCANOUT; |
| 105 | } |
| 106 | |
| 107 | return bind; |
| 108 | } |
| 109 | |
| 110 | static struct pipe_buffer *get_pipe_buffer_locked(struct pipe_manager *pm, |
| 111 | const struct gralloc_drm_handle_t *handle) |
| 112 | { |
| 113 | struct pipe_buffer *buf; |
| 114 | struct pipe_resource templ; |
| 115 | |
| 116 | memset(&templ, 0, sizeof(templ)); |
| 117 | templ.format = get_pipe_format(handle->format); |
| 118 | templ.bind = get_pipe_bind(handle->usage); |
| 119 | templ.target = PIPE_TEXTURE_2D; |
| 120 | |
| 121 | if (templ.format == PIPE_FORMAT_NONE || |
| 122 | !pm->screen->is_format_supported(pm->screen, templ.format, |
| 123 | templ.target, 0, templ.bind)) { |
Charles Johnson | b56dc92 | 2012-07-10 17:51:32 -0700 | [diff] [blame] | 124 | ALOGE("unsupported format 0x%x", handle->format); |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 125 | return NULL; |
| 126 | } |
| 127 | |
| 128 | buf = CALLOC(1, sizeof(*buf)); |
| 129 | if (!buf) { |
Charles Johnson | b56dc92 | 2012-07-10 17:51:32 -0700 | [diff] [blame] | 130 | ALOGE("failed to allocate pipe buffer"); |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 131 | return NULL; |
| 132 | } |
| 133 | |
| 134 | templ.width0 = handle->width; |
| 135 | templ.height0 = handle->height; |
| 136 | templ.depth0 = 1; |
Chia-I Wu | 59eb3d8 | 2011-06-13 14:34:21 +0800 | [diff] [blame] | 137 | templ.array_size = 1; |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 138 | |
| 139 | if (handle->name) { |
| 140 | buf->winsys.type = DRM_API_HANDLE_TYPE_SHARED; |
| 141 | buf->winsys.handle = handle->name; |
| 142 | buf->winsys.stride = handle->stride; |
| 143 | |
| 144 | buf->resource = pm->screen->resource_from_handle(pm->screen, |
| 145 | &templ, &buf->winsys); |
| 146 | if (!buf->resource) |
| 147 | goto fail; |
| 148 | } |
| 149 | else { |
| 150 | buf->resource = |
| 151 | pm->screen->resource_create(pm->screen, &templ); |
| 152 | if (!buf->resource) |
| 153 | goto fail; |
| 154 | |
| 155 | buf->winsys.type = DRM_API_HANDLE_TYPE_SHARED; |
| 156 | if (!pm->screen->resource_get_handle(pm->screen, |
| 157 | buf->resource, &buf->winsys)) |
| 158 | goto fail; |
| 159 | } |
| 160 | |
| 161 | /* need the gem handle for fb */ |
| 162 | if (handle->usage & GRALLOC_USAGE_HW_FB) { |
| 163 | struct winsys_handle tmp; |
| 164 | |
| 165 | memset(&tmp, 0, sizeof(tmp)); |
| 166 | tmp.type = DRM_API_HANDLE_TYPE_KMS; |
| 167 | if (!pm->screen->resource_get_handle(pm->screen, |
| 168 | buf->resource, &tmp)) |
| 169 | goto fail; |
| 170 | |
| 171 | buf->base.fb_handle = tmp.handle; |
| 172 | } |
| 173 | |
| 174 | return buf; |
| 175 | |
| 176 | fail: |
Charles Johnson | b56dc92 | 2012-07-10 17:51:32 -0700 | [diff] [blame] | 177 | ALOGE("failed to allocate pipe buffer"); |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 178 | if (buf->resource) |
| 179 | pipe_resource_reference(&buf->resource, NULL); |
| 180 | FREE(buf); |
| 181 | |
| 182 | return NULL; |
| 183 | } |
| 184 | |
| 185 | static struct gralloc_drm_bo_t *pipe_alloc(struct gralloc_drm_drv_t *drv, |
| 186 | struct gralloc_drm_handle_t *handle) |
| 187 | { |
| 188 | struct pipe_manager *pm = (struct pipe_manager *) drv; |
| 189 | struct pipe_buffer *buf; |
| 190 | |
| 191 | pthread_mutex_lock(&pm->mutex); |
| 192 | buf = get_pipe_buffer_locked(pm, handle); |
| 193 | pthread_mutex_unlock(&pm->mutex); |
| 194 | |
| 195 | if (buf) { |
| 196 | handle->name = (int) buf->winsys.handle; |
| 197 | handle->stride = (int) buf->winsys.stride; |
| 198 | |
| 199 | buf->base.handle = handle; |
| 200 | } |
| 201 | |
| 202 | return &buf->base; |
| 203 | } |
| 204 | |
| 205 | static void pipe_free(struct gralloc_drm_drv_t *drv, struct gralloc_drm_bo_t *bo) |
| 206 | { |
| 207 | struct pipe_manager *pm = (struct pipe_manager *) drv; |
| 208 | struct pipe_buffer *buf = (struct pipe_buffer *) bo; |
| 209 | |
| 210 | pthread_mutex_lock(&pm->mutex); |
| 211 | |
| 212 | if (buf->transfer) |
Chih-Wei Huang | 4b3db54 | 2013-04-11 10:41:50 +0300 | [diff] [blame] | 213 | pipe_transfer_unmap(pm->context, buf->transfer); |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 214 | pipe_resource_reference(&buf->resource, NULL); |
| 215 | |
| 216 | pthread_mutex_unlock(&pm->mutex); |
| 217 | |
| 218 | FREE(buf); |
| 219 | } |
| 220 | |
| 221 | static int pipe_map(struct gralloc_drm_drv_t *drv, |
| 222 | struct gralloc_drm_bo_t *bo, int x, int y, int w, int h, |
| 223 | int enable_write, void **addr) |
| 224 | { |
| 225 | struct pipe_manager *pm = (struct pipe_manager *) drv; |
| 226 | struct pipe_buffer *buf = (struct pipe_buffer *) bo; |
| 227 | int err = 0; |
| 228 | |
| 229 | pthread_mutex_lock(&pm->mutex); |
| 230 | |
| 231 | /* need a context to get transfer */ |
| 232 | if (!pm->context) { |
| 233 | pm->context = pm->screen->context_create(pm->screen, NULL); |
| 234 | if (!pm->context) { |
Charles Johnson | b56dc92 | 2012-07-10 17:51:32 -0700 | [diff] [blame] | 235 | ALOGE("failed to create pipe context"); |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 236 | err = -ENOMEM; |
| 237 | } |
| 238 | } |
| 239 | |
| 240 | if (!err) { |
| 241 | enum pipe_transfer_usage usage; |
| 242 | |
| 243 | usage = PIPE_TRANSFER_READ; |
| 244 | if (enable_write) |
| 245 | usage |= PIPE_TRANSFER_WRITE; |
| 246 | |
| 247 | assert(!buf->transfer); |
| 248 | |
| 249 | /* |
| 250 | * ignore x, y, w and h so that returned addr points at the |
| 251 | * start of the buffer |
| 252 | */ |
Chih-Wei Huang | 4b3db54 | 2013-04-11 10:41:50 +0300 | [diff] [blame] | 253 | *addr = pipe_transfer_map(pm->context, buf->resource, |
| 254 | 0, 0, usage, 0, 0, |
| 255 | buf->resource->width0, buf->resource->height0, |
| 256 | &buf->transfer); |
| 257 | if (*addr == NULL) |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 258 | err = -ENOMEM; |
| 259 | } |
| 260 | |
| 261 | pthread_mutex_unlock(&pm->mutex); |
| 262 | |
| 263 | return err; |
| 264 | } |
| 265 | |
| 266 | static void pipe_unmap(struct gralloc_drm_drv_t *drv, |
| 267 | struct gralloc_drm_bo_t *bo) |
| 268 | { |
| 269 | struct pipe_manager *pm = (struct pipe_manager *) drv; |
| 270 | struct pipe_buffer *buf = (struct pipe_buffer *) bo; |
| 271 | |
| 272 | pthread_mutex_lock(&pm->mutex); |
| 273 | |
| 274 | assert(buf && buf->transfer); |
| 275 | |
| 276 | pipe_transfer_unmap(pm->context, buf->transfer); |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 277 | buf->transfer = NULL; |
| 278 | |
Chih-Wei Huang | 4b3db54 | 2013-04-11 10:41:50 +0300 | [diff] [blame] | 279 | pm->context->flush(pm->context, NULL, 0); |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 280 | |
| 281 | pthread_mutex_unlock(&pm->mutex); |
| 282 | } |
| 283 | |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 284 | static void pipe_destroy(struct gralloc_drm_drv_t *drv) |
| 285 | { |
| 286 | struct pipe_manager *pm = (struct pipe_manager *) drv; |
| 287 | |
| 288 | if (pm->context) |
| 289 | pm->context->destroy(pm->context); |
| 290 | pm->screen->destroy(pm->screen); |
| 291 | FREE(pm); |
| 292 | } |
| 293 | |
| 294 | /* for nouveau */ |
| 295 | #include "nouveau/drm/nouveau_drm_public.h" |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 296 | /* for r300 */ |
| 297 | #include "radeon/drm/radeon_drm_public.h" |
| 298 | #include "r300/r300_public.h" |
| 299 | /* for r600 */ |
Chih-Wei Huang | 4b3db54 | 2013-04-11 10:41:50 +0300 | [diff] [blame] | 300 | #include "radeon/drm/radeon_winsys.h" |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 301 | #include "r600/r600_public.h" |
| 302 | /* for vmwgfx */ |
| 303 | #include "svga/drm/svga_drm_public.h" |
Chia-I Wu | db29afe | 2011-08-24 14:07:06 +0800 | [diff] [blame] | 304 | #include "svga/svga_winsys.h" |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 305 | #include "svga/svga_public.h" |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 306 | /* for debug */ |
| 307 | #include "target-helpers/inline_debug_helper.h" |
| 308 | |
| 309 | static int pipe_init_screen(struct pipe_manager *pm) |
| 310 | { |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 311 | struct pipe_screen *screen = NULL; |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 312 | |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 313 | #ifdef ENABLE_PIPE_NOUVEAU |
| 314 | if (strcmp(pm->driver, "nouveau") == 0) |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 315 | screen = nouveau_drm_screen_create(pm->fd); |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 316 | #endif |
| 317 | #ifdef ENABLE_PIPE_R300 |
| 318 | if (strcmp(pm->driver, "r300") == 0) { |
| 319 | struct radeon_winsys *sws = radeon_drm_winsys_create(pm->fd); |
| 320 | |
| 321 | if (sws) { |
| 322 | screen = r300_screen_create(sws); |
| 323 | if (!screen) |
| 324 | sws->destroy(sws); |
| 325 | } |
| 326 | } |
| 327 | #endif |
| 328 | #ifdef ENABLE_PIPE_R600 |
| 329 | if (strcmp(pm->driver, "r600") == 0) { |
Chih-Wei Huang | 4b3db54 | 2013-04-11 10:41:50 +0300 | [diff] [blame] | 330 | struct radeon_winsys *sws = radeon_drm_winsys_create(pm->fd); |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 331 | |
Chih-Wei Huang | 4b3db54 | 2013-04-11 10:41:50 +0300 | [diff] [blame] | 332 | if (sws) { |
| 333 | screen = r600_screen_create(sws); |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 334 | if (!screen) |
Chih-Wei Huang | 4b3db54 | 2013-04-11 10:41:50 +0300 | [diff] [blame] | 335 | sws->destroy(sws); |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 336 | } |
| 337 | } |
| 338 | #endif |
| 339 | #ifdef ENABLE_PIPE_VMWGFX |
| 340 | if (strcmp(pm->driver, "vmwgfx") == 0) { |
| 341 | struct svga_winsys_screen *sws = |
| 342 | svga_drm_winsys_screen_create(pm->fd); |
| 343 | |
| 344 | if (sws) { |
| 345 | screen = svga_screen_create(sws); |
| 346 | if (!screen) |
| 347 | sws->destroy(sws); |
| 348 | } |
| 349 | } |
| 350 | #endif |
| 351 | |
| 352 | if (!screen) { |
Charles Johnson | b56dc92 | 2012-07-10 17:51:32 -0700 | [diff] [blame] | 353 | ALOGW("failed to create screen for %s", pm->driver); |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 354 | return -EINVAL; |
| 355 | } |
| 356 | |
| 357 | pm->screen = debug_screen_wrap(screen); |
| 358 | |
| 359 | return 0; |
| 360 | } |
| 361 | |
| 362 | #include <xf86drm.h> |
| 363 | #include <i915_drm.h> |
| 364 | #include <radeon_drm.h> |
| 365 | static int pipe_get_pci_id(struct pipe_manager *pm, |
| 366 | const char *name, int *vendor, int *device) |
| 367 | { |
| 368 | int err = -EINVAL; |
| 369 | |
| 370 | if (strcmp(name, "i915") == 0) { |
| 371 | struct drm_i915_getparam gp; |
| 372 | |
| 373 | *vendor = 0x8086; |
| 374 | |
| 375 | memset(&gp, 0, sizeof(gp)); |
| 376 | gp.param = I915_PARAM_CHIPSET_ID; |
| 377 | gp.value = device; |
| 378 | err = drmCommandWriteRead(pm->fd, DRM_I915_GETPARAM, &gp, sizeof(gp)); |
| 379 | } |
| 380 | else if (strcmp(name, "radeon") == 0) { |
| 381 | struct drm_radeon_info info; |
| 382 | |
| 383 | *vendor = 0x1002; |
| 384 | |
| 385 | memset(&info, 0, sizeof(info)); |
| 386 | info.request = RADEON_INFO_DEVICE_ID; |
| 387 | info.value = (long) device; |
| 388 | err = drmCommandWriteRead(pm->fd, DRM_RADEON_INFO, &info, sizeof(info)); |
| 389 | } |
| 390 | else if (strcmp(name, "nouveau") == 0) { |
| 391 | *vendor = 0x10de; |
| 392 | *device = 0; |
| 393 | err = 0; |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 394 | } |
Chia-I Wu | db29afe | 2011-08-24 14:07:06 +0800 | [diff] [blame] | 395 | else if (strcmp(name, "vmwgfx") == 0) { |
| 396 | *vendor = 0x15ad; |
| 397 | /* assume SVGA II */ |
| 398 | *device = 0x0405; |
| 399 | err = 0; |
| 400 | } |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 401 | else { |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 402 | err = -EINVAL; |
| 403 | } |
| 404 | |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 405 | return err; |
| 406 | } |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 407 | |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 408 | #define DRIVER_MAP_GALLIUM_ONLY |
| 409 | #include "pci_ids/pci_id_driver_map.h" |
| 410 | static int pipe_find_driver(struct pipe_manager *pm, const char *name) |
| 411 | { |
| 412 | int vendor, device; |
| 413 | int err; |
| 414 | const char *driver; |
| 415 | |
| 416 | err = pipe_get_pci_id(pm, name, &vendor, &device); |
| 417 | if (!err) { |
| 418 | int idx; |
| 419 | |
| 420 | /* look up in the driver map */ |
| 421 | for (idx = 0; driver_map[idx].driver; idx++) { |
| 422 | int i; |
| 423 | |
| 424 | if (vendor != driver_map[idx].vendor_id) |
| 425 | continue; |
| 426 | |
| 427 | if (driver_map[idx].num_chips_ids == -1) |
| 428 | break; |
| 429 | |
| 430 | for (i = 0; i < driver_map[idx].num_chips_ids; i++) { |
| 431 | if (driver_map[idx].chip_ids[i] == device) |
| 432 | break; |
| 433 | } |
| 434 | if (i < driver_map[idx].num_chips_ids) |
| 435 | break; |
| 436 | } |
| 437 | |
| 438 | driver = driver_map[idx].driver; |
| 439 | err = (driver) ? 0 : -ENODEV; |
| 440 | } |
| 441 | else { |
| 442 | if (strcmp(name, "vmwgfx") == 0) { |
| 443 | driver = "vmwgfx"; |
| 444 | err = 0; |
| 445 | } |
| 446 | } |
| 447 | |
| 448 | if (!err) |
| 449 | strncpy(pm->driver, driver, sizeof(pm->driver) - 1); |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 450 | |
| 451 | return err; |
| 452 | } |
| 453 | |
| 454 | struct gralloc_drm_drv_t *gralloc_drm_drv_create_for_pipe(int fd, const char *name) |
| 455 | { |
| 456 | struct pipe_manager *pm; |
| 457 | |
| 458 | pm = CALLOC(1, sizeof(*pm)); |
| 459 | if (!pm) { |
Charles Johnson | b56dc92 | 2012-07-10 17:51:32 -0700 | [diff] [blame] | 460 | ALOGE("failed to allocate pipe manager for %s", name); |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 461 | return NULL; |
| 462 | } |
| 463 | |
| 464 | pm->fd = fd; |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 465 | pthread_mutex_init(&pm->mutex, NULL); |
| 466 | |
Chia-I Wu | 3dcc015 | 2011-07-10 20:17:41 +0800 | [diff] [blame] | 467 | if (pipe_find_driver(pm, name)) { |
| 468 | FREE(pm); |
| 469 | return NULL; |
| 470 | } |
| 471 | |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 472 | if (pipe_init_screen(pm)) { |
| 473 | FREE(pm); |
| 474 | return NULL; |
| 475 | } |
| 476 | |
| 477 | pm->base.destroy = pipe_destroy; |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 478 | pm->base.alloc = pipe_alloc; |
| 479 | pm->base.free = pipe_free; |
| 480 | pm->base.map = pipe_map; |
| 481 | pm->base.unmap = pipe_unmap; |
Chia-I Wu | a020bfa | 2011-06-13 08:48:44 +0800 | [diff] [blame] | 482 | |
| 483 | return &pm->base; |
| 484 | } |