| File: | dev/pci/drm/radeon/radeon_fb.c |
| Warning: | line 278, column 2 Value stored to 'tmp' is never read |
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| 1 | /* |
| 2 | * Copyright © 2007 David Airlie |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 5 | * copy of this software and associated documentation files (the "Software"), |
| 6 | * to deal in the Software without restriction, including without limitation |
| 7 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| 8 | * and/or sell copies of the Software, and to permit persons to whom the |
| 9 | * Software is furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice (including the next |
| 12 | * paragraph) shall be included in all copies or substantial portions of the |
| 13 | * 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 | * Authors: |
| 24 | * David Airlie |
| 25 | */ |
| 26 | |
| 27 | #include <linux/module.h> |
| 28 | #include <linux/pci.h> |
| 29 | #include <linux/pm_runtime.h> |
| 30 | #include <linux/slab.h> |
| 31 | #include <linux/vga_switcheroo.h> |
| 32 | |
| 33 | #include <drm/drm_crtc.h> |
| 34 | #include <drm/drm_crtc_helper.h> |
| 35 | #include <drm/drm_fb_helper.h> |
| 36 | #include <drm/drm_fourcc.h> |
| 37 | #include <drm/drm_framebuffer.h> |
| 38 | #include <drm/radeon_drm.h> |
| 39 | |
| 40 | #include "radeon.h" |
| 41 | |
| 42 | /* object hierarchy - |
| 43 | * this contains a helper + a radeon fb |
| 44 | * the helper contains a pointer to radeon framebuffer baseclass. |
| 45 | */ |
| 46 | struct radeon_fbdev { |
| 47 | struct drm_fb_helper helper; /* must be first */ |
| 48 | struct drm_framebuffer fb; |
| 49 | struct radeon_device *rdev; |
| 50 | }; |
| 51 | |
| 52 | #ifdef __linux__ |
| 53 | static int |
| 54 | radeonfb_open(struct fb_info *info, int user) |
| 55 | { |
| 56 | struct radeon_fbdev *rfbdev = info->par; |
| 57 | struct radeon_device *rdev = rfbdev->rdev; |
| 58 | int ret = pm_runtime_get_sync(rdev->ddev->dev); |
| 59 | |
| 60 | if (ret < 0 && ret != -EACCES13) { |
| 61 | pm_runtime_mark_last_busy(rdev->ddev->dev); |
| 62 | pm_runtime_put_autosuspend(rdev->ddev->dev); |
| 63 | return ret; |
| 64 | } |
| 65 | return 0; |
| 66 | } |
| 67 | |
| 68 | static int |
| 69 | radeonfb_release(struct fb_info *info, int user) |
| 70 | { |
| 71 | struct radeon_fbdev *rfbdev = info->par; |
| 72 | struct radeon_device *rdev = rfbdev->rdev; |
| 73 | |
| 74 | pm_runtime_mark_last_busy(rdev->ddev->dev); |
| 75 | pm_runtime_put_autosuspend(rdev->ddev->dev); |
| 76 | return 0; |
| 77 | } |
| 78 | #endif |
| 79 | |
| 80 | static const struct fb_ops radeonfb_ops = { |
| 81 | #ifdef notyet |
| 82 | .owner = THIS_MODULE((void *)0), |
| 83 | DRM_FB_HELPER_DEFAULT_OPS.fb_set_par = drm_fb_helper_set_par, |
| 84 | .fb_open = radeonfb_open, |
| 85 | .fb_release = radeonfb_release, |
| 86 | .fb_fillrect = drm_fb_helper_cfb_fillrect, |
| 87 | .fb_copyarea = drm_fb_helper_cfb_copyarea, |
| 88 | .fb_imageblit = drm_fb_helper_cfb_imageblit, |
| 89 | #else |
| 90 | DRM_FB_HELPER_DEFAULT_OPS.fb_set_par = drm_fb_helper_set_par, |
| 91 | #endif |
| 92 | }; |
| 93 | |
| 94 | void radeondrm_burner_cb(void *); |
| 95 | |
| 96 | int radeon_align_pitch(struct radeon_device *rdev, int width, int cpp, bool_Bool tiled) |
| 97 | { |
| 98 | int aligned = width; |
| 99 | int align_large = (ASIC_IS_AVIVO(rdev)((rdev->family >= CHIP_RS600))) || tiled; |
| 100 | int pitch_mask = 0; |
| 101 | |
| 102 | switch (cpp) { |
| 103 | case 1: |
| 104 | pitch_mask = align_large ? 255 : 127; |
| 105 | break; |
| 106 | case 2: |
| 107 | pitch_mask = align_large ? 127 : 31; |
| 108 | break; |
| 109 | case 3: |
| 110 | case 4: |
| 111 | pitch_mask = align_large ? 63 : 15; |
| 112 | break; |
| 113 | } |
| 114 | |
| 115 | aligned += pitch_mask; |
| 116 | aligned &= ~pitch_mask; |
| 117 | return aligned * cpp; |
| 118 | } |
| 119 | |
| 120 | static void radeonfb_destroy_pinned_object(struct drm_gem_object *gobj) |
| 121 | { |
| 122 | struct radeon_bo *rbo = gem_to_radeon_bo(gobj)({ const __typeof( ((struct radeon_bo *)0)->tbo.base ) *__mptr = ((gobj)); (struct radeon_bo *)( (char *)__mptr - __builtin_offsetof (struct radeon_bo, tbo.base) );}); |
| 123 | int ret; |
| 124 | |
| 125 | ret = radeon_bo_reserve(rbo, false0); |
| 126 | if (likely(ret == 0)__builtin_expect(!!(ret == 0), 1)) { |
| 127 | radeon_bo_kunmap(rbo); |
| 128 | radeon_bo_unpin(rbo); |
| 129 | radeon_bo_unreserve(rbo); |
| 130 | } |
| 131 | drm_gem_object_put(gobj); |
| 132 | } |
| 133 | |
| 134 | static int radeonfb_create_pinned_object(struct radeon_fbdev *rfbdev, |
| 135 | struct drm_mode_fb_cmd2 *mode_cmd, |
| 136 | struct drm_gem_object **gobj_p) |
| 137 | { |
| 138 | const struct drm_format_info *info; |
| 139 | struct radeon_device *rdev = rfbdev->rdev; |
| 140 | struct drm_gem_object *gobj = NULL((void *)0); |
| 141 | struct radeon_bo *rbo = NULL((void *)0); |
| 142 | bool_Bool fb_tiled = false0; /* useful for testing */ |
| 143 | u32 tiling_flags = 0; |
| 144 | int ret; |
| 145 | int aligned_size, size; |
| 146 | int height = mode_cmd->height; |
| 147 | u32 cpp; |
| 148 | |
| 149 | info = drm_get_format_info(rdev->ddev, mode_cmd); |
| 150 | cpp = info->cpp[0]; |
| 151 | |
| 152 | /* need to align pitch with crtc limits */ |
| 153 | mode_cmd->pitches[0] = radeon_align_pitch(rdev, mode_cmd->width, cpp, |
| 154 | fb_tiled); |
| 155 | |
| 156 | if (rdev->family >= CHIP_R600) |
| 157 | height = roundup2(mode_cmd->height, 8)(((mode_cmd->height) + ((8) - 1)) & (~((__typeof(mode_cmd ->height))(8) - 1))); |
| 158 | size = mode_cmd->pitches[0] * height; |
| 159 | aligned_size = roundup2(size, PAGE_SIZE)(((size) + (((1 << 12)) - 1)) & (~((__typeof(size)) ((1 << 12)) - 1))); |
| 160 | ret = radeon_gem_object_create(rdev, aligned_size, 0, |
| 161 | RADEON_GEM_DOMAIN_VRAM0x4, |
| 162 | 0, true1, &gobj); |
| 163 | if (ret) { |
| 164 | pr_err("failed to allocate framebuffer (%d)\n", aligned_size)printk("\0013" "failed to allocate framebuffer (%d)\n", aligned_size ); |
| 165 | return -ENOMEM12; |
| 166 | } |
| 167 | rbo = gem_to_radeon_bo(gobj)({ const __typeof( ((struct radeon_bo *)0)->tbo.base ) *__mptr = ((gobj)); (struct radeon_bo *)( (char *)__mptr - __builtin_offsetof (struct radeon_bo, tbo.base) );}); |
| 168 | |
| 169 | if (fb_tiled) |
| 170 | tiling_flags = RADEON_TILING_MACRO0x1; |
| 171 | |
| 172 | #ifdef __BIG_ENDIAN |
| 173 | switch (cpp) { |
| 174 | case 4: |
| 175 | tiling_flags |= RADEON_TILING_SWAP_32BIT0x8; |
| 176 | break; |
| 177 | case 2: |
| 178 | tiling_flags |= RADEON_TILING_SWAP_16BIT0x4; |
| 179 | break; |
| 180 | default: |
| 181 | break; |
| 182 | } |
| 183 | #endif |
| 184 | |
| 185 | if (tiling_flags) { |
| 186 | ret = radeon_bo_set_tiling_flags(rbo, |
| 187 | tiling_flags | RADEON_TILING_SURFACE0x10, |
| 188 | mode_cmd->pitches[0]); |
| 189 | if (ret) |
| 190 | dev_err(rdev->dev, "FB failed to set tiling flags\n")printf("drm:pid%d:%s *ERROR* " "FB failed to set tiling flags\n" , ({struct cpu_info *__ci; asm volatile("movq %%gs:%P1,%0" : "=r" (__ci) :"n" (__builtin_offsetof(struct cpu_info, ci_self))); __ci;})->ci_curproc->p_p->ps_pid, __func__); |
| 191 | } |
| 192 | |
| 193 | |
| 194 | ret = radeon_bo_reserve(rbo, false0); |
| 195 | if (unlikely(ret != 0)__builtin_expect(!!(ret != 0), 0)) |
| 196 | goto out_unref; |
| 197 | /* Only 27 bit offset for legacy CRTC */ |
| 198 | ret = radeon_bo_pin_restricted(rbo, RADEON_GEM_DOMAIN_VRAM0x4, |
| 199 | ASIC_IS_AVIVO(rdev)((rdev->family >= CHIP_RS600)) ? 0 : 1 << 27, |
| 200 | NULL((void *)0)); |
| 201 | if (ret) { |
| 202 | radeon_bo_unreserve(rbo); |
| 203 | goto out_unref; |
| 204 | } |
| 205 | if (fb_tiled) |
| 206 | radeon_bo_check_tiling(rbo, 0, 0); |
| 207 | ret = radeon_bo_kmap(rbo, NULL((void *)0)); |
| 208 | radeon_bo_unreserve(rbo); |
| 209 | if (ret) |
| 210 | goto out_unref; |
| 211 | |
| 212 | *gobj_p = gobj; |
| 213 | return 0; |
| 214 | out_unref: |
| 215 | radeonfb_destroy_pinned_object(gobj); |
| 216 | *gobj_p = NULL((void *)0); |
| 217 | return ret; |
| 218 | } |
| 219 | |
| 220 | static int radeonfb_create(struct drm_fb_helper *helper, |
| 221 | struct drm_fb_helper_surface_size *sizes) |
| 222 | { |
| 223 | struct radeon_fbdev *rfbdev = |
| 224 | container_of(helper, struct radeon_fbdev, helper)({ const __typeof( ((struct radeon_fbdev *)0)->helper ) *__mptr = (helper); (struct radeon_fbdev *)( (char *)__mptr - __builtin_offsetof (struct radeon_fbdev, helper) );}); |
| 225 | struct radeon_device *rdev = rfbdev->rdev; |
| 226 | struct fb_info *info; |
| 227 | struct rasops_info *ri = &rdev->ro; |
| 228 | struct drm_framebuffer *fb = NULL((void *)0); |
| 229 | struct drm_mode_fb_cmd2 mode_cmd; |
| 230 | struct drm_gem_object *gobj = NULL((void *)0); |
| 231 | struct radeon_bo *rbo = NULL((void *)0); |
| 232 | int ret; |
| 233 | unsigned long tmp; |
| 234 | |
| 235 | mode_cmd.width = sizes->surface_width; |
| 236 | mode_cmd.height = sizes->surface_height; |
| 237 | |
| 238 | /* avivo can't scanout real 24bpp */ |
| 239 | if ((sizes->surface_bpp == 24) && ASIC_IS_AVIVO(rdev)((rdev->family >= CHIP_RS600))) |
| 240 | sizes->surface_bpp = 32; |
| 241 | |
| 242 | mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp, |
| 243 | sizes->surface_depth); |
| 244 | |
| 245 | ret = radeonfb_create_pinned_object(rfbdev, &mode_cmd, &gobj); |
| 246 | if (ret) { |
| 247 | DRM_ERROR("failed to create fbcon object %d\n", ret)__drm_err("failed to create fbcon object %d\n", ret); |
| 248 | return ret; |
| 249 | } |
| 250 | |
| 251 | rbo = gem_to_radeon_bo(gobj)({ const __typeof( ((struct radeon_bo *)0)->tbo.base ) *__mptr = ((gobj)); (struct radeon_bo *)( (char *)__mptr - __builtin_offsetof (struct radeon_bo, tbo.base) );}); |
| 252 | |
| 253 | /* okay we have an object now allocate the framebuffer */ |
| 254 | info = drm_fb_helper_alloc_fbi(helper); |
| 255 | if (IS_ERR(info)) { |
| 256 | ret = PTR_ERR(info); |
| 257 | goto out; |
| 258 | } |
| 259 | |
| 260 | /* radeon resume is fragile and needs a vt switch to help it along */ |
| 261 | info->skip_vt_switch = false0; |
| 262 | |
| 263 | ret = radeon_framebuffer_init(rdev->ddev, &rfbdev->fb, &mode_cmd, gobj); |
| 264 | if (ret) { |
| 265 | DRM_ERROR("failed to initialize framebuffer %d\n", ret)__drm_err("failed to initialize framebuffer %d\n", ret); |
| 266 | goto out; |
| 267 | } |
| 268 | |
| 269 | fb = &rfbdev->fb; |
| 270 | |
| 271 | /* setup helper */ |
| 272 | rfbdev->helper.fb = fb; |
| 273 | |
| 274 | memset_io(rbo->kptr, 0x0, radeon_bo_size(rbo))__builtin_memset((rbo->kptr), (0x0), (radeon_bo_size(rbo)) ); |
| 275 | |
| 276 | info->fbops = &radeonfb_ops; |
| 277 | |
| 278 | tmp = radeon_bo_gpu_offset(rbo) - rdev->mc.vram_start; |
Value stored to 'tmp' is never read | |
| 279 | #ifdef __linux__ |
| 280 | info->fix.smem_start = rdev->mc.aper_base + tmp; |
| 281 | info->fix.smem_len = radeon_bo_size(rbo); |
| 282 | info->screen_base = rbo->kptr; |
| 283 | info->screen_size = radeon_bo_size(rbo); |
| 284 | #endif |
| 285 | |
| 286 | drm_fb_helper_fill_info(info, &rfbdev->helper, sizes); |
| 287 | |
| 288 | #ifdef __linux__ |
| 289 | /* setup aperture base/size for vesafb takeover */ |
| 290 | info->apertures->ranges[0].base = rdev->ddev->mode_config.fb_base; |
| 291 | info->apertures->ranges[0].size = rdev->mc.aper_size; |
| 292 | #endif |
| 293 | |
| 294 | /* Use default scratch pixmap (info->pixmap.flags = FB_PIXMAP_SYSTEM) */ |
| 295 | |
| 296 | #ifdef __linux__ |
| 297 | if (info->screen_base == NULL((void *)0)) { |
| 298 | ret = -ENOSPC28; |
| 299 | goto out; |
| 300 | } |
| 301 | |
| 302 | DRM_INFO("fb mappable at 0x%lX\n", info->fix.smem_start)printk("\0016" "[" "drm" "] " "fb mappable at 0x%lX\n", info-> fix.smem_start); |
| 303 | #endif |
| 304 | DRM_INFO("vram apper at 0x%lX\n", (unsigned long)rdev->mc.aper_base)printk("\0016" "[" "drm" "] " "vram apper at 0x%lX\n", (unsigned long)rdev->mc.aper_base); |
| 305 | DRM_INFO("size %lu\n", (unsigned long)radeon_bo_size(rbo))printk("\0016" "[" "drm" "] " "size %lu\n", (unsigned long)radeon_bo_size (rbo)); |
| 306 | DRM_INFO("fb depth is %d\n", fb->format->depth)printk("\0016" "[" "drm" "] " "fb depth is %d\n", fb->format ->depth); |
| 307 | DRM_INFO(" pitch is %d\n", fb->pitches[0])printk("\0016" "[" "drm" "] " " pitch is %d\n", fb->pitches [0]); |
| 308 | |
| 309 | ri->ri_bits = rbo->kptr; |
| 310 | ri->ri_depth = fb->format->cpp[0] * 8; |
| 311 | ri->ri_stride = fb->pitches[0]; |
| 312 | ri->ri_width = sizes->fb_width; |
| 313 | ri->ri_height = sizes->fb_height; |
| 314 | |
| 315 | switch (fb->format->format) { |
| 316 | case DRM_FORMAT_XRGB8888((__u32)('X') | ((__u32)('R') << 8) | ((__u32)('2') << 16) | ((__u32)('4') << 24)): |
| 317 | ri->ri_rnum = 8; |
| 318 | ri->ri_rpos = 16; |
| 319 | ri->ri_gnum = 8; |
| 320 | ri->ri_gpos = 8; |
| 321 | ri->ri_bnum = 8; |
| 322 | ri->ri_bpos = 0; |
| 323 | break; |
| 324 | case DRM_FORMAT_RGB565((__u32)('R') | ((__u32)('G') << 8) | ((__u32)('1') << 16) | ((__u32)('6') << 24)): |
| 325 | ri->ri_rnum = 5; |
| 326 | ri->ri_rpos = 11; |
| 327 | ri->ri_gnum = 6; |
| 328 | ri->ri_gpos = 5; |
| 329 | ri->ri_bnum = 5; |
| 330 | ri->ri_bpos = 0; |
| 331 | break; |
| 332 | } |
| 333 | |
| 334 | vga_switcheroo_client_fb_set(rdev->pdev, info); |
| 335 | return 0; |
| 336 | |
| 337 | out: |
| 338 | if (fb && ret) { |
| 339 | drm_gem_object_put(gobj); |
| 340 | drm_framebuffer_unregister_private(fb); |
| 341 | drm_framebuffer_cleanup(fb); |
| 342 | kfree(fb); |
| 343 | } |
| 344 | return ret; |
| 345 | } |
| 346 | |
| 347 | #ifdef notyet |
| 348 | static int radeon_fbdev_destroy(struct drm_device *dev, struct radeon_fbdev *rfbdev) |
| 349 | { |
| 350 | struct drm_framebuffer *fb = &rfbdev->fb; |
| 351 | |
| 352 | drm_fb_helper_unregister_fbi(&rfbdev->helper); |
| 353 | |
| 354 | if (fb->obj[0]) { |
| 355 | radeonfb_destroy_pinned_object(fb->obj[0]); |
| 356 | fb->obj[0] = NULL((void *)0); |
| 357 | drm_framebuffer_unregister_private(fb); |
| 358 | drm_framebuffer_cleanup(fb); |
| 359 | } |
| 360 | drm_fb_helper_fini(&rfbdev->helper); |
| 361 | |
| 362 | return 0; |
| 363 | } |
| 364 | #endif |
| 365 | |
| 366 | static const struct drm_fb_helper_funcs radeon_fb_helper_funcs = { |
| 367 | .fb_probe = radeonfb_create, |
| 368 | }; |
| 369 | |
| 370 | int radeon_fbdev_init(struct radeon_device *rdev) |
| 371 | { |
| 372 | struct radeon_fbdev *rfbdev; |
| 373 | int bpp_sel = 32; |
| 374 | int ret; |
| 375 | |
| 376 | /* don't enable fbdev if no connectors */ |
| 377 | if (list_empty(&rdev->ddev->mode_config.connector_list)) |
| 378 | return 0; |
| 379 | |
| 380 | /* select 8 bpp console on 8MB cards, or 16 bpp on RN50 or 32MB */ |
| 381 | if (rdev->mc.real_vram_size <= (8*1024*1024)) |
| 382 | bpp_sel = 8; |
| 383 | else if (ASIC_IS_RN50(rdev)((rdev->pdev->device == 0x515e) || (rdev->pdev->device == 0x5969)) || |
| 384 | rdev->mc.real_vram_size <= (32*1024*1024)) |
| 385 | bpp_sel = 16; |
| 386 | |
| 387 | rfbdev = kzalloc(sizeof(struct radeon_fbdev), GFP_KERNEL(0x0001 | 0x0004)); |
| 388 | if (!rfbdev) |
| 389 | return -ENOMEM12; |
| 390 | |
| 391 | rfbdev->rdev = rdev; |
| 392 | rdev->mode_info.rfbdev = rfbdev; |
| 393 | |
| 394 | drm_fb_helper_prepare(rdev->ddev, &rfbdev->helper, |
| 395 | &radeon_fb_helper_funcs); |
| 396 | |
| 397 | ret = drm_fb_helper_init(rdev->ddev, &rfbdev->helper); |
| 398 | if (ret) |
| 399 | goto free; |
| 400 | |
| 401 | task_set(&rdev->burner_task, radeondrm_burner_cb, rdev); |
| 402 | |
| 403 | #ifdef __sparc64__ |
| 404 | { |
| 405 | struct drm_fb_helper *fb_helper = &rfbdev->helper; |
| 406 | struct drm_connector_list_iter conn_iter; |
| 407 | struct drm_connector *connector; |
| 408 | struct drm_cmdline_mode *mode; |
| 409 | |
| 410 | drm_connector_list_iter_begin(fb_helper->dev, &conn_iter); |
| 411 | drm_client_for_each_connector_iter(connector, &conn_iter)while ((connector = drm_connector_list_iter_next(&conn_iter ))) if (connector->connector_type != 18) { |
| 412 | mode = &connector->cmdline_mode; |
| 413 | |
| 414 | mode->specified = true1; |
| 415 | mode->xres = rdev->sf.sf_width; |
| 416 | mode->yres = rdev->sf.sf_height; |
| 417 | mode->bpp_specified = true1; |
| 418 | mode->bpp = rdev->sf.sf_depth; |
| 419 | } |
| 420 | drm_connector_list_iter_end(&conn_iter); |
| 421 | } |
| 422 | #endif |
| 423 | |
| 424 | /* disable all the possible outputs/crtcs before entering KMS mode */ |
| 425 | drm_helper_disable_unused_functions(rdev->ddev); |
| 426 | |
| 427 | ret = drm_fb_helper_initial_config(&rfbdev->helper, bpp_sel); |
| 428 | if (ret) |
| 429 | goto fini; |
| 430 | |
| 431 | return 0; |
| 432 | |
| 433 | fini: |
| 434 | drm_fb_helper_fini(&rfbdev->helper); |
| 435 | free: |
| 436 | kfree(rfbdev); |
| 437 | return ret; |
| 438 | } |
| 439 | |
| 440 | void radeon_fbdev_fini(struct radeon_device *rdev) |
| 441 | { |
| 442 | if (!rdev->mode_info.rfbdev) |
| 443 | return; |
| 444 | |
| 445 | task_del(systq, &rdev->burner_task); |
| 446 | |
| 447 | #ifdef notyet |
| 448 | radeon_fbdev_destroy(rdev->ddev, rdev->mode_info.rfbdev); |
| 449 | #endif |
| 450 | kfree(rdev->mode_info.rfbdev); |
| 451 | rdev->mode_info.rfbdev = NULL((void *)0); |
| 452 | } |
| 453 | |
| 454 | void radeon_fbdev_set_suspend(struct radeon_device *rdev, int state) |
| 455 | { |
| 456 | if (rdev->mode_info.rfbdev) |
| 457 | drm_fb_helper_set_suspend(&rdev->mode_info.rfbdev->helper, state); |
| 458 | } |
| 459 | |
| 460 | bool_Bool radeon_fbdev_robj_is_fb(struct radeon_device *rdev, struct radeon_bo *robj) |
| 461 | { |
| 462 | if (!rdev->mode_info.rfbdev) |
| 463 | return false0; |
| 464 | |
| 465 | if (robj == gem_to_radeon_bo(rdev->mode_info.rfbdev->fb.obj[0])({ const __typeof( ((struct radeon_bo *)0)->tbo.base ) *__mptr = ((rdev->mode_info.rfbdev->fb.obj[0])); (struct radeon_bo *)( (char *)__mptr - __builtin_offsetof(struct radeon_bo, tbo .base) );})) |
| 466 | return true1; |
| 467 | return false0; |
| 468 | } |
| 469 | |
| 470 | void |
| 471 | radeondrm_burner(void *v, u_int on, u_int flags) |
| 472 | { |
| 473 | struct rasops_info *ri = v; |
| 474 | struct radeon_device *rdev = ri->ri_hw; |
| 475 | |
| 476 | task_del(systq, &rdev->burner_task); |
| 477 | |
| 478 | if (on) |
| 479 | rdev->burner_fblank = FB_BLANK_UNBLANK0; |
| 480 | else { |
| 481 | if (flags & WSDISPLAY_BURN_VBLANK0x0001) |
| 482 | rdev->burner_fblank = FB_BLANK_VSYNC_SUSPEND3; |
| 483 | else |
| 484 | rdev->burner_fblank = FB_BLANK_NORMAL1; |
| 485 | } |
| 486 | |
| 487 | /* |
| 488 | * Setting the DPMS mode may sleep while waiting for vblank so |
| 489 | * hand things off to a taskq. |
| 490 | */ |
| 491 | task_add(systq, &rdev->burner_task); |
| 492 | } |
| 493 | |
| 494 | void |
| 495 | radeondrm_burner_cb(void *arg1) |
| 496 | { |
| 497 | struct radeon_device *rdev = arg1; |
| 498 | struct drm_fb_helper *helper = &rdev->mode_info.rfbdev->helper; |
| 499 | |
| 500 | drm_fb_helper_blank(rdev->burner_fblank, helper->fbdev); |
| 501 | } |