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785b93ef DA |
1 | /* |
2 | * Copyright (c) 2006-2009 Red Hat Inc. | |
3 | * Copyright (c) 2006-2008 Intel Corporation | |
4 | * Copyright (c) 2007 Dave Airlie <airlied@linux.ie> | |
5 | * | |
6 | * DRM framebuffer helper functions | |
7 | * | |
8 | * Permission to use, copy, modify, distribute, and sell this software and its | |
9 | * documentation for any purpose is hereby granted without fee, provided that | |
10 | * the above copyright notice appear in all copies and that both that copyright | |
11 | * notice and this permission notice appear in supporting documentation, and | |
12 | * that the name of the copyright holders not be used in advertising or | |
13 | * publicity pertaining to distribution of the software without specific, | |
14 | * written prior permission. The copyright holders make no representations | |
15 | * about the suitability of this software for any purpose. It is provided "as | |
16 | * is" without express or implied warranty. | |
17 | * | |
18 | * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, | |
19 | * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO | |
20 | * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR | |
21 | * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, | |
22 | * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER | |
23 | * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE | |
24 | * OF THIS SOFTWARE. | |
25 | * | |
26 | * Authors: | |
27 | * Dave Airlie <airlied@linux.ie> | |
28 | * Jesse Barnes <jesse.barnes@intel.com> | |
29 | */ | |
30 | #ifndef DRM_FB_HELPER_H | |
31 | #define DRM_FB_HELPER_H | |
32 | ||
4abe3520 DA |
33 | struct drm_fb_helper; |
34 | ||
44adece5 | 35 | #include <drm/drm_crtc.h> |
1a7aba7f JB |
36 | #include <linux/kgdb.h> |
37 | ||
b516a9ef DV |
38 | enum mode_set_atomic { |
39 | LEAVE_ATOMIC_MODE_SET, | |
40 | ENTER_ATOMIC_MODE_SET, | |
41 | }; | |
42 | ||
b0ee9e7f DA |
43 | struct drm_fb_offset { |
44 | int x, y; | |
45 | }; | |
46 | ||
785b93ef | 47 | struct drm_fb_helper_crtc { |
785b93ef | 48 | struct drm_mode_set mode_set; |
8be48d92 | 49 | struct drm_display_mode *desired_mode; |
b0ee9e7f | 50 | int x, y; |
785b93ef DA |
51 | }; |
52 | ||
b7b5ee59 RC |
53 | /** |
54 | * struct drm_fb_helper_surface_size - describes fbdev size and scanout surface size | |
55 | * @fb_width: fbdev width | |
56 | * @fb_height: fbdev height | |
57 | * @surface_width: scanout buffer width | |
58 | * @surface_height: scanout buffer height | |
59 | * @surface_bpp: scanout buffer bpp | |
60 | * @surface_depth: scanout buffer depth | |
61 | * | |
62 | * Note that the scanout surface width/height may be larger than the fbdev | |
63 | * width/height. In case of multiple displays, the scanout surface is sized | |
64 | * according to the largest width/height (so it is large enough for all CRTCs | |
65 | * to scanout). But the fbdev width/height is sized to the minimum width/ | |
66 | * height of all the displays. This ensures that fbcon fits on the smallest | |
67 | * of the attached displays. | |
68 | * | |
69 | * So what is passed to drm_fb_helper_fill_var() should be fb_width/fb_height, | |
70 | * rather than the surface size. | |
71 | */ | |
38651674 DA |
72 | struct drm_fb_helper_surface_size { |
73 | u32 fb_width; | |
74 | u32 fb_height; | |
75 | u32 surface_width; | |
76 | u32 surface_height; | |
77 | u32 surface_bpp; | |
78 | u32 surface_depth; | |
79 | }; | |
80 | ||
207fd329 DV |
81 | /** |
82 | * struct drm_fb_helper_funcs - driver callbacks for the fbdev emulation library | |
207fd329 DV |
83 | * |
84 | * Driver callbacks used by the fbdev emulation helper library. | |
85 | */ | |
4abe3520 | 86 | struct drm_fb_helper_funcs { |
264d6970 DV |
87 | /** |
88 | * @fb_probe: | |
89 | * | |
90 | * Driver callback to allocate and initialize the fbdev info structure. | |
91 | * Furthermore it also needs to allocate the DRM framebuffer used to | |
92 | * back the fbdev. | |
93 | * | |
94 | * This callback is mandatory. | |
95 | * | |
96 | * RETURNS: | |
97 | * | |
98 | * The driver should return 0 on success and a negative error code on | |
99 | * failure. | |
100 | */ | |
4abe3520 DA |
101 | int (*fb_probe)(struct drm_fb_helper *helper, |
102 | struct drm_fb_helper_surface_size *sizes); | |
264d6970 DV |
103 | |
104 | /** | |
105 | * @initial_config: | |
106 | * | |
107 | * Driver callback to setup an initial fbdev display configuration. | |
108 | * Drivers can use this callback to tell the fbdev emulation what the | |
109 | * preferred initial configuration is. This is useful to implement | |
110 | * smooth booting where the fbdev (and subsequently all userspace) never | |
111 | * changes the mode, but always inherits the existing configuration. | |
112 | * | |
113 | * This callback is optional. | |
114 | * | |
115 | * RETURNS: | |
116 | * | |
117 | * The driver should return true if a suitable initial configuration has | |
118 | * been filled out and false when the fbdev helper should fall back to | |
119 | * the default probing logic. | |
120 | */ | |
11e17a08 JB |
121 | bool (*initial_config)(struct drm_fb_helper *fb_helper, |
122 | struct drm_fb_helper_crtc **crtcs, | |
123 | struct drm_display_mode **modes, | |
b0ee9e7f | 124 | struct drm_fb_offset *offsets, |
11e17a08 | 125 | bool *enabled, int width, int height); |
4abe3520 DA |
126 | }; |
127 | ||
d50ba256 | 128 | struct drm_fb_helper_connector { |
0b4c0f3f | 129 | struct drm_connector *connector; |
d50ba256 DA |
130 | }; |
131 | ||
9685cd9d | 132 | /** |
264d6970 DV |
133 | * struct drm_fb_helper - main structure to emulate fbdev on top of KMS |
134 | * @fb: Scanout framebuffer object | |
135 | * @dev: DRM device | |
9685cd9d RC |
136 | * @crtc_count: number of possible CRTCs |
137 | * @crtc_info: per-CRTC helper state (mode, x/y offset, etc) | |
138 | * @connector_count: number of connected connectors | |
139 | * @connector_info_alloc_count: size of connector_info | |
140 | * @funcs: driver callbacks for fb helper | |
141 | * @fbdev: emulated fbdev device info struct | |
142 | * @pseudo_palette: fake palette of 16 colors | |
eaa434de NT |
143 | * @dirty_clip: clip rectangle used with deferred_io to accumulate damage to |
144 | * the screen buffer | |
145 | * @dirty_lock: spinlock protecting @dirty_clip | |
146 | * @dirty_work: worker used to flush the framebuffer | |
cfe63423 | 147 | * @resume_work: worker used during resume if the console lock is already taken |
264d6970 DV |
148 | * |
149 | * This is the main structure used by the fbdev helpers. Drivers supporting | |
150 | * fbdev emulation should embedded this into their overall driver structure. | |
ea0dd85a | 151 | * Drivers must also fill out a &struct drm_fb_helper_funcs with a few |
264d6970 | 152 | * operations. |
9685cd9d | 153 | */ |
785b93ef DA |
154 | struct drm_fb_helper { |
155 | struct drm_framebuffer *fb; | |
156 | struct drm_device *dev; | |
785b93ef DA |
157 | int crtc_count; |
158 | struct drm_fb_helper_crtc *crtc_info; | |
0b4c0f3f | 159 | int connector_count; |
65c2a89c | 160 | int connector_info_alloc_count; |
e9827d8e TR |
161 | /** |
162 | * @connector_info: | |
163 | * | |
164 | * Array of per-connector information. Do not iterate directly, but use | |
165 | * drm_fb_helper_for_each_connector. | |
166 | */ | |
0b4c0f3f | 167 | struct drm_fb_helper_connector **connector_info; |
3a493879 | 168 | const struct drm_fb_helper_funcs *funcs; |
38651674 DA |
169 | struct fb_info *fbdev; |
170 | u32 pseudo_palette[17]; | |
eaa434de NT |
171 | struct drm_clip_rect dirty_clip; |
172 | spinlock_t dirty_lock; | |
173 | struct work_struct dirty_work; | |
cfe63423 | 174 | struct work_struct resume_work; |
264d6970 | 175 | |
e9827d8e TR |
176 | /** |
177 | * @lock: | |
178 | * | |
179 | * Top-level FBDEV helper lock. This protects all internal data | |
180 | * structures and lists, such as @connector_info and @crtc_info. | |
181 | * | |
182 | * FIXME: fbdev emulation locking is a mess and long term we want to | |
183 | * protect all helper internal state with this lock as well as reduce | |
184 | * core KMS locking as much as possible. | |
185 | */ | |
186 | struct mutex lock; | |
187 | ||
264d6970 DV |
188 | /** |
189 | * @kernel_fb_list: | |
190 | * | |
191 | * Entry on the global kernel_fb_helper_list, used for kgdb entry/exit. | |
192 | */ | |
785b93ef | 193 | struct list_head kernel_fb_list; |
8be48d92 | 194 | |
264d6970 DV |
195 | /** |
196 | * @delayed_hotplug: | |
197 | * | |
198 | * A hotplug was received while fbdev wasn't in control of the DRM | |
199 | * device, i.e. another KMS master was active. The output configuration | |
200 | * needs to be reprobe when fbdev is in control again. | |
201 | */ | |
4abe3520 | 202 | bool delayed_hotplug; |
ca91a275 DV |
203 | |
204 | /** | |
205 | * @deferred_setup: | |
206 | * | |
207 | * If no outputs are connected (disconnected or unknown) the FB helper | |
208 | * code will defer setup until at least one of the outputs shows up. | |
209 | * This field keeps track of the status so that setup can be retried | |
210 | * at every hotplug event until it succeeds eventually. | |
211 | * | |
212 | * Protected by @lock. | |
213 | */ | |
214 | bool deferred_setup; | |
215 | ||
216 | /** | |
217 | * @preferred_bpp: | |
218 | * | |
219 | * Temporary storage for the driver's preferred BPP setting passed to | |
220 | * FB helper initialization. This needs to be tracked so that deferred | |
221 | * FB helper setup can pass this on. | |
222 | * | |
223 | * See also: @deferred_setup | |
224 | */ | |
225 | int preferred_bpp; | |
785b93ef DA |
226 | }; |
227 | ||
74064893 | 228 | /** |
21bf75ec | 229 | * define DRM_FB_HELPER_DEFAULT_OPS - helper define for drm drivers |
74064893 SC |
230 | * |
231 | * Helper define to register default implementations of drm_fb_helper | |
232 | * functions. To be used in struct fb_ops of drm drivers. | |
233 | */ | |
234 | #define DRM_FB_HELPER_DEFAULT_OPS \ | |
235 | .fb_check_var = drm_fb_helper_check_var, \ | |
236 | .fb_set_par = drm_fb_helper_set_par, \ | |
237 | .fb_setcmap = drm_fb_helper_setcmap, \ | |
238 | .fb_blank = drm_fb_helper_blank, \ | |
1e008928 SC |
239 | .fb_pan_display = drm_fb_helper_pan_display, \ |
240 | .fb_debug_enter = drm_fb_helper_debug_enter, \ | |
0f3bbe07 MR |
241 | .fb_debug_leave = drm_fb_helper_debug_leave, \ |
242 | .fb_ioctl = drm_fb_helper_ioctl | |
74064893 | 243 | |
a03fdcb1 | 244 | #ifdef CONFIG_DRM_FBDEV_EMULATION |
10a23102 TR |
245 | void drm_fb_helper_prepare(struct drm_device *dev, struct drm_fb_helper *helper, |
246 | const struct drm_fb_helper_funcs *funcs); | |
4abe3520 | 247 | int drm_fb_helper_init(struct drm_device *dev, |
e4563f6b | 248 | struct drm_fb_helper *helper, int max_conn); |
4abe3520 | 249 | void drm_fb_helper_fini(struct drm_fb_helper *helper); |
785b93ef DA |
250 | int drm_fb_helper_blank(int blank, struct fb_info *info); |
251 | int drm_fb_helper_pan_display(struct fb_var_screeninfo *var, | |
252 | struct fb_info *info); | |
253 | int drm_fb_helper_set_par(struct fb_info *info); | |
254 | int drm_fb_helper_check_var(struct fb_var_screeninfo *var, | |
255 | struct fb_info *info); | |
785b93ef | 256 | |
b7bdf0a8 | 257 | int drm_fb_helper_restore_fbdev_mode_unlocked(struct drm_fb_helper *fb_helper); |
b8017d6c AT |
258 | |
259 | struct fb_info *drm_fb_helper_alloc_fbi(struct drm_fb_helper *fb_helper); | |
260 | void drm_fb_helper_unregister_fbi(struct drm_fb_helper *fb_helper); | |
38651674 | 261 | void drm_fb_helper_fill_var(struct fb_info *info, struct drm_fb_helper *fb_helper, |
785b93ef | 262 | uint32_t fb_width, uint32_t fb_height); |
3632ef89 DA |
263 | void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch, |
264 | uint32_t depth); | |
265 | ||
47074ab7 AT |
266 | void drm_fb_helper_unlink_fbi(struct drm_fb_helper *fb_helper); |
267 | ||
eaa434de NT |
268 | void drm_fb_helper_deferred_io(struct fb_info *info, |
269 | struct list_head *pagelist); | |
270 | ||
cbb1a82e AT |
271 | ssize_t drm_fb_helper_sys_read(struct fb_info *info, char __user *buf, |
272 | size_t count, loff_t *ppos); | |
273 | ssize_t drm_fb_helper_sys_write(struct fb_info *info, const char __user *buf, | |
274 | size_t count, loff_t *ppos); | |
275 | ||
742547b7 AT |
276 | void drm_fb_helper_sys_fillrect(struct fb_info *info, |
277 | const struct fb_fillrect *rect); | |
278 | void drm_fb_helper_sys_copyarea(struct fb_info *info, | |
279 | const struct fb_copyarea *area); | |
280 | void drm_fb_helper_sys_imageblit(struct fb_info *info, | |
281 | const struct fb_image *image); | |
282 | ||
283 | void drm_fb_helper_cfb_fillrect(struct fb_info *info, | |
284 | const struct fb_fillrect *rect); | |
285 | void drm_fb_helper_cfb_copyarea(struct fb_info *info, | |
286 | const struct fb_copyarea *area); | |
287 | void drm_fb_helper_cfb_imageblit(struct fb_info *info, | |
288 | const struct fb_image *image); | |
289 | ||
28579f37 | 290 | void drm_fb_helper_set_suspend(struct drm_fb_helper *fb_helper, bool suspend); |
cfe63423 | 291 | void drm_fb_helper_set_suspend_unlocked(struct drm_fb_helper *fb_helper, |
28579f37 | 292 | bool suspend); |
fdefa58a | 293 | |
068143d3 | 294 | int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info); |
d50ba256 | 295 | |
0f3bbe07 MR |
296 | int drm_fb_helper_ioctl(struct fb_info *info, unsigned int cmd, |
297 | unsigned long arg); | |
298 | ||
7394371d | 299 | int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper); |
01934c2a | 300 | int drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, int bpp_sel); |
0b4c0f3f | 301 | int drm_fb_helper_single_add_all_connectors(struct drm_fb_helper *fb_helper); |
1a7aba7f JB |
302 | int drm_fb_helper_debug_enter(struct fb_info *info); |
303 | int drm_fb_helper_debug_leave(struct fb_info *info); | |
2f1046f3 JB |
304 | struct drm_display_mode * |
305 | drm_has_preferred_mode(struct drm_fb_helper_connector *fb_connector, | |
306 | int width, int height); | |
307 | struct drm_display_mode * | |
a09759e8 | 308 | drm_pick_cmdline_mode(struct drm_fb_helper_connector *fb_helper_conn); |
8be48d92 | 309 | |
65c2a89c DA |
310 | int drm_fb_helper_add_one_connector(struct drm_fb_helper *fb_helper, struct drm_connector *connector); |
311 | int drm_fb_helper_remove_one_connector(struct drm_fb_helper *fb_helper, | |
312 | struct drm_connector *connector); | |
a03fdcb1 AT |
313 | #else |
314 | static inline void drm_fb_helper_prepare(struct drm_device *dev, | |
315 | struct drm_fb_helper *helper, | |
316 | const struct drm_fb_helper_funcs *funcs) | |
317 | { | |
318 | } | |
319 | ||
320 | static inline int drm_fb_helper_init(struct drm_device *dev, | |
7e6328fd | 321 | struct drm_fb_helper *helper, |
a03fdcb1 AT |
322 | int max_conn) |
323 | { | |
324 | return 0; | |
325 | } | |
326 | ||
327 | static inline void drm_fb_helper_fini(struct drm_fb_helper *helper) | |
328 | { | |
329 | } | |
330 | ||
331 | static inline int drm_fb_helper_blank(int blank, struct fb_info *info) | |
332 | { | |
333 | return 0; | |
334 | } | |
335 | ||
336 | static inline int drm_fb_helper_pan_display(struct fb_var_screeninfo *var, | |
337 | struct fb_info *info) | |
338 | { | |
339 | return 0; | |
340 | } | |
341 | ||
342 | static inline int drm_fb_helper_set_par(struct fb_info *info) | |
343 | { | |
344 | return 0; | |
345 | } | |
346 | ||
347 | static inline int drm_fb_helper_check_var(struct fb_var_screeninfo *var, | |
348 | struct fb_info *info) | |
349 | { | |
350 | return 0; | |
351 | } | |
352 | ||
b7bdf0a8 | 353 | static inline int |
a03fdcb1 AT |
354 | drm_fb_helper_restore_fbdev_mode_unlocked(struct drm_fb_helper *fb_helper) |
355 | { | |
b7bdf0a8 | 356 | return 0; |
a03fdcb1 AT |
357 | } |
358 | ||
359 | static inline struct fb_info * | |
360 | drm_fb_helper_alloc_fbi(struct drm_fb_helper *fb_helper) | |
361 | { | |
362 | return NULL; | |
363 | } | |
364 | ||
365 | static inline void drm_fb_helper_unregister_fbi(struct drm_fb_helper *fb_helper) | |
366 | { | |
367 | } | |
a03fdcb1 AT |
368 | |
369 | static inline void drm_fb_helper_fill_var(struct fb_info *info, | |
370 | struct drm_fb_helper *fb_helper, | |
371 | uint32_t fb_width, uint32_t fb_height) | |
372 | { | |
373 | } | |
374 | ||
375 | static inline void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch, | |
376 | uint32_t depth) | |
377 | { | |
378 | } | |
379 | ||
380 | static inline int drm_fb_helper_setcmap(struct fb_cmap *cmap, | |
381 | struct fb_info *info) | |
382 | { | |
383 | return 0; | |
384 | } | |
385 | ||
0f3bbe07 MR |
386 | static inline int drm_fb_helper_ioctl(struct fb_info *info, unsigned int cmd, |
387 | unsigned long arg) | |
388 | { | |
389 | return 0; | |
390 | } | |
391 | ||
a03fdcb1 AT |
392 | static inline void drm_fb_helper_unlink_fbi(struct drm_fb_helper *fb_helper) |
393 | { | |
394 | } | |
395 | ||
eaa434de NT |
396 | static inline void drm_fb_helper_deferred_io(struct fb_info *info, |
397 | struct list_head *pagelist) | |
398 | { | |
399 | } | |
400 | ||
a03fdcb1 AT |
401 | static inline ssize_t drm_fb_helper_sys_read(struct fb_info *info, |
402 | char __user *buf, size_t count, | |
403 | loff_t *ppos) | |
404 | { | |
405 | return -ENODEV; | |
406 | } | |
407 | ||
408 | static inline ssize_t drm_fb_helper_sys_write(struct fb_info *info, | |
409 | const char __user *buf, | |
410 | size_t count, loff_t *ppos) | |
411 | { | |
412 | return -ENODEV; | |
413 | } | |
414 | ||
415 | static inline void drm_fb_helper_sys_fillrect(struct fb_info *info, | |
416 | const struct fb_fillrect *rect) | |
417 | { | |
418 | } | |
419 | ||
420 | static inline void drm_fb_helper_sys_copyarea(struct fb_info *info, | |
421 | const struct fb_copyarea *area) | |
422 | { | |
423 | } | |
424 | ||
425 | static inline void drm_fb_helper_sys_imageblit(struct fb_info *info, | |
426 | const struct fb_image *image) | |
427 | { | |
428 | } | |
429 | ||
430 | static inline void drm_fb_helper_cfb_fillrect(struct fb_info *info, | |
431 | const struct fb_fillrect *rect) | |
432 | { | |
433 | } | |
434 | ||
435 | static inline void drm_fb_helper_cfb_copyarea(struct fb_info *info, | |
436 | const struct fb_copyarea *area) | |
437 | { | |
438 | } | |
439 | ||
440 | static inline void drm_fb_helper_cfb_imageblit(struct fb_info *info, | |
441 | const struct fb_image *image) | |
442 | { | |
443 | } | |
444 | ||
445 | static inline void drm_fb_helper_set_suspend(struct drm_fb_helper *fb_helper, | |
28579f37 | 446 | bool suspend) |
a03fdcb1 AT |
447 | { |
448 | } | |
449 | ||
cfe63423 | 450 | static inline void |
28579f37 | 451 | drm_fb_helper_set_suspend_unlocked(struct drm_fb_helper *fb_helper, bool suspend) |
cfe63423 NT |
452 | { |
453 | } | |
454 | ||
a03fdcb1 AT |
455 | static inline int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper) |
456 | { | |
457 | return 0; | |
458 | } | |
459 | ||
460 | static inline int drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, | |
461 | int bpp_sel) | |
462 | { | |
463 | return 0; | |
464 | } | |
465 | ||
466 | static inline int | |
467 | drm_fb_helper_single_add_all_connectors(struct drm_fb_helper *fb_helper) | |
468 | { | |
469 | return 0; | |
470 | } | |
471 | ||
472 | static inline int drm_fb_helper_debug_enter(struct fb_info *info) | |
473 | { | |
474 | return 0; | |
475 | } | |
476 | ||
477 | static inline int drm_fb_helper_debug_leave(struct fb_info *info) | |
478 | { | |
479 | return 0; | |
480 | } | |
481 | ||
482 | static inline struct drm_display_mode * | |
483 | drm_has_preferred_mode(struct drm_fb_helper_connector *fb_connector, | |
484 | int width, int height) | |
485 | { | |
486 | return NULL; | |
487 | } | |
488 | ||
489 | static inline struct drm_display_mode * | |
490 | drm_pick_cmdline_mode(struct drm_fb_helper_connector *fb_helper_conn, | |
491 | int width, int height) | |
492 | { | |
493 | return NULL; | |
494 | } | |
495 | ||
496 | static inline int | |
497 | drm_fb_helper_add_one_connector(struct drm_fb_helper *fb_helper, | |
498 | struct drm_connector *connector) | |
499 | { | |
500 | return 0; | |
501 | } | |
502 | ||
503 | static inline int | |
504 | drm_fb_helper_remove_one_connector(struct drm_fb_helper *fb_helper, | |
505 | struct drm_connector *connector) | |
506 | { | |
507 | return 0; | |
508 | } | |
44adece5 | 509 | |
0a3bfe29 CW |
510 | #endif |
511 | ||
44adece5 DV |
512 | static inline int |
513 | drm_fb_helper_remove_conflicting_framebuffers(struct apertures_struct *a, | |
514 | const char *name, bool primary) | |
515 | { | |
749cc6f7 | 516 | #if IS_REACHABLE(CONFIG_FB) |
0a3bfe29 CW |
517 | return remove_conflicting_framebuffers(a, name, primary); |
518 | #else | |
44adece5 | 519 | return 0; |
a03fdcb1 | 520 | #endif |
0a3bfe29 CW |
521 | } |
522 | ||
785b93ef | 523 | #endif |