Rev 3746 | Rev 4539 | Go to most recent revision | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
| Rev 3746 | Rev 4104 | ||
|---|---|---|---|
| Line 112... | Line 112... | ||
| 112 | static void drm_fb_helper_save_lut_atomic(struct drm_crtc *crtc, struct drm_fb_helper *helper) |
112 | static void drm_fb_helper_save_lut_atomic(struct drm_crtc *crtc, struct drm_fb_helper *helper) |
| 113 | { |
113 | { |
| 114 | uint16_t *r_base, *g_base, *b_base; |
114 | uint16_t *r_base, *g_base, *b_base; |
| 115 | int i; |
115 | int i; |
| Line -... | Line 116... | ||
| - | 116 | ||
| - | 117 | if (helper->funcs->gamma_get == NULL) |
|
| - | 118 | return; |
|
| 116 | 119 | ||
| 117 | r_base = crtc->gamma_store; |
120 | r_base = crtc->gamma_store; |
| 118 | g_base = r_base + crtc->gamma_size; |
121 | g_base = r_base + crtc->gamma_size; |
| Line 119... | Line 122... | ||
| 119 | b_base = g_base + crtc->gamma_size; |
122 | b_base = g_base + crtc->gamma_size; |
| Line 335... | Line 338... | ||
| 335 | } |
338 | } |
| 336 | palette[regno] = value; |
339 | palette[regno] = value; |
| 337 | return 0; |
340 | return 0; |
| 338 | } |
341 | } |
| Line -... | Line 342... | ||
| - | 342 | ||
| - | 343 | /* |
|
| - | 344 | * The driver really shouldn't advertise pseudo/directcolor |
|
| - | 345 | * visuals if it can't deal with the palette. |
|
| - | 346 | */ |
|
| - | 347 | if (WARN_ON(!fb_helper->funcs->gamma_set || |
|
| - | 348 | !fb_helper->funcs->gamma_get)) |
|
| - | 349 | return -EINVAL; |
|
| 339 | 350 | ||
| Line 340... | Line 351... | ||
| 340 | pindex = regno; |
351 | pindex = regno; |
| 341 | 352 | ||
| Line 378... | Line 389... | ||
| 378 | * @info: fbdev registered by the helper |
389 | * @info: fbdev registered by the helper |
| 379 | */ |
390 | */ |
| 380 | int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info) |
391 | int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info) |
| 381 | { |
392 | { |
| 382 | struct drm_fb_helper *fb_helper = info->par; |
393 | struct drm_fb_helper *fb_helper = info->par; |
| - | 394 | struct drm_device *dev = fb_helper->dev; |
|
| 383 | struct drm_crtc_helper_funcs *crtc_funcs; |
395 | struct drm_crtc_helper_funcs *crtc_funcs; |
| 384 | u16 *red, *green, *blue, *transp; |
396 | u16 *red, *green, *blue, *transp; |
| 385 | struct drm_crtc *crtc; |
397 | struct drm_crtc *crtc; |
| 386 | int i, j, rc = 0; |
398 | int i, j, rc = 0; |
| 387 | int start; |
399 | int start; |
| Line -... | Line 400... | ||
| - | 400 | ||
| - | 401 | drm_modeset_lock_all(dev); |
|
| - | 402 | if (!drm_fb_helper_is_bound(fb_helper)) { |
|
| - | 403 | drm_modeset_unlock_all(dev); |
|
| - | 404 | return -EBUSY; |
|
| - | 405 | } |
|
| 388 | 406 | ||
| 389 | for (i = 0; i < fb_helper->crtc_count; i++) { |
407 | for (i = 0; i < fb_helper->crtc_count; i++) { |
| 390 | crtc = fb_helper->crtc_info[i].mode_set.crtc; |
408 | crtc = fb_helper->crtc_info[i].mode_set.crtc; |
| Line 391... | Line 409... | ||
| 391 | crtc_funcs = crtc->helper_private; |
409 | crtc_funcs = crtc->helper_private; |
| Line 406... | Line 424... | ||
| 406 | if (transp) |
424 | if (transp) |
| 407 | htransp = *transp++; |
425 | htransp = *transp++; |
| Line 408... | Line 426... | ||
| 408 | 426 | ||
| 409 | rc = setcolreg(crtc, hred, hgreen, hblue, start++, info); |
427 | rc = setcolreg(crtc, hred, hgreen, hblue, start++, info); |
| 410 | if (rc) |
428 | if (rc) |
| 411 | return rc; |
429 | goto out; |
| - | 430 | } |
|
| 412 | } |
431 | if (crtc_funcs->load_lut) |
| 413 | crtc_funcs->load_lut(crtc); |
432 | crtc_funcs->load_lut(crtc); |
| - | 433 | } |
|
| - | 434 | out: |
|
| 414 | } |
435 | drm_modeset_unlock_all(dev); |
| 415 | return rc; |
436 | return rc; |
| 416 | } |
437 | } |
| Line 417... | Line 438... | ||
| 417 | EXPORT_SYMBOL(drm_fb_helper_setcmap); |
438 | EXPORT_SYMBOL(drm_fb_helper_setcmap); |