2  * Copyright © 2006-2010 Intel Corporation
12  * The above copyright notice and this permission notice (including the next
28  *      Chris Wilson <chris@chris-wilson.co.uk>
49 	if (display->params.panel_use_ssc >= 0)  in intel_panel_use_ssc()
50 		return display->params.panel_use_ssc != 0;  in intel_panel_use_ssc()
51 	return display->vbt.lvds_use_ssc &&  in intel_panel_use_ssc()
58 	return list_first_entry_or_null(&connector->panel.fixed_modes,  in intel_panel_preferred_fixed_mode()
71 	 * With VRR always pick a mode with equal/higher than requested  in is_best_fixed_mode()
81 	return abs(fixed_mode_vrefresh - vrefresh) <  in is_best_fixed_mode()
82 		abs(drm_mode_vrefresh(best_mode) - vrefresh);  in is_best_fixed_mode()
87 		       const struct drm_display_mode *mode)  in intel_panel_fixed_mode()  argument
90 	int vrefresh = drm_mode_vrefresh(mode);  in intel_panel_fixed_mode()
92 	list_for_each_entry(fixed_mode, &connector->panel.fixed_modes, head) {  in intel_panel_fixed_mode()
103 static bool is_alt_drrs_mode(const struct drm_display_mode *mode,  in is_alt_drrs_mode()  argument
106 	return drm_mode_match(mode, preferred_mode,  in is_alt_drrs_mode()
110 		mode->clock != preferred_mode->clock;  in is_alt_drrs_mode()
113 static bool is_alt_fixed_mode(const struct drm_display_mode *mode,  in is_alt_fixed_mode()  argument
119 	return (mode->flags & ~sync_flags) == (preferred_mode->flags & ~sync_flags) &&  in is_alt_fixed_mode()
120 		mode->hdisplay == preferred_mode->hdisplay &&  in is_alt_fixed_mode()
121 		mode->vdisplay == preferred_mode->vdisplay;  in is_alt_fixed_mode()
129 	int min_vrefresh = connector->panel.vbt.seamless_drrs_min_refresh_rate;  in intel_panel_downclock_mode()
133 	list_for_each_entry(fixed_mode, &connector->panel.fixed_modes, head) {  in intel_panel_downclock_mode()
153 	list_for_each_entry(fixed_mode, &connector->panel.fixed_modes, head) {  in intel_panel_highest_mode()
154 		if (fixed_mode->clock > best_mode->clock)  in intel_panel_highest_mode()
166 	list_for_each_entry(fixed_mode, &connector->panel.fixed_modes, head) {  in intel_panel_get_modes()
167 		struct drm_display_mode *mode;  in intel_panel_get_modes()  local
169 		mode = drm_mode_duplicate(connector->base.dev, fixed_mode);  in intel_panel_get_modes()
170 		if (mode) {  in intel_panel_get_modes()
171 			drm_mode_probed_add(&connector->base, mode);  in intel_panel_get_modes()
183 	list_for_each_entry(mode1, &connector->panel.fixed_modes, head) {  in has_drrs_modes()
186 		list_for_each_entry_continue(mode2, &connector->panel.fixed_modes, head) {  in has_drrs_modes()
197 	return connector->panel.vbt.drrs_type;  in intel_panel_drrs_type()
228 		if (abs(vrefresh - fixed_mode_vrefresh) > 1) {  in intel_panel_compute_config()
229 			drm_dbg_kms(connector->base.dev,  in intel_panel_compute_config()
230 …  "[CONNECTOR:%d:%s] Requested mode vrefresh (%d Hz) does not match fixed mode vrefresh (%d Hz)\n",  in intel_panel_compute_config()
231 				    connector->base.base.id, connector->base.name,  in intel_panel_compute_config()
234 			return -EINVAL;  in intel_panel_compute_config()
241 		adjusted_mode->vtotal =  in intel_panel_compute_config()
242 			DIV_ROUND_CLOSEST(adjusted_mode->clock * 1000,  in intel_panel_compute_config()
243 					  adjusted_mode->htotal * vrefresh);  in intel_panel_compute_config()
255 	struct drm_display_mode *mode, *next;  in intel_panel_add_edid_alt_fixed_modes()  local
257 	list_for_each_entry_safe(mode, next, &connector->base.probed_modes, head) {  in intel_panel_add_edid_alt_fixed_modes()
258 		if (!is_alt_fixed_mode(mode, preferred_mode))  in intel_panel_add_edid_alt_fixed_modes()
261 		drm_dbg_kms(display->drm,  in intel_panel_add_edid_alt_fixed_modes()
262 			    "[CONNECTOR:%d:%s] using alternate EDID fixed mode: " DRM_MODE_FMT "\n",  in intel_panel_add_edid_alt_fixed_modes()
263 			    connector->base.base.id, connector->base.name,  in intel_panel_add_edid_alt_fixed_modes()
264 			    DRM_MODE_ARG(mode));  in intel_panel_add_edid_alt_fixed_modes()
266 		list_move_tail(&mode->head, &connector->panel.fixed_modes);  in intel_panel_add_edid_alt_fixed_modes()
275 	if (list_empty(&connector->base.probed_modes))  in intel_panel_add_edid_preferred_mode()
278 	/* make sure the preferred mode is first */  in intel_panel_add_edid_preferred_mode()
279 	list_for_each_entry(scan, &connector->base.probed_modes, head) {  in intel_panel_add_edid_preferred_mode()
280 		if (scan->type & DRM_MODE_TYPE_PREFERRED) {  in intel_panel_add_edid_preferred_mode()
287 		fixed_mode = list_first_entry(&connector->base.probed_modes,  in intel_panel_add_edid_preferred_mode()
290 	drm_dbg_kms(display->drm,  in intel_panel_add_edid_preferred_mode()
291 		    "[CONNECTOR:%d:%s] using %s EDID fixed mode: " DRM_MODE_FMT "\n",  in intel_panel_add_edid_preferred_mode()
292 		    connector->base.base.id, connector->base.name,  in intel_panel_add_edid_preferred_mode()
293 		    fixed_mode->type & DRM_MODE_TYPE_PREFERRED ? "preferred" : "first",  in intel_panel_add_edid_preferred_mode()
296 	fixed_mode->type |= DRM_MODE_TYPE_PREFERRED;  in intel_panel_add_edid_preferred_mode()
298 	list_move_tail(&fixed_mode->head, &connector->panel.fixed_modes);  in intel_panel_add_edid_preferred_mode()
304 	struct drm_display_mode *mode, *next;  in intel_panel_destroy_probed_modes()  local
306 	list_for_each_entry_safe(mode, next, &connector->base.probed_modes, head) {  in intel_panel_destroy_probed_modes()
307 		drm_dbg_kms(display->drm,  in intel_panel_destroy_probed_modes()
308 			    "[CONNECTOR:%d:%s] not using EDID mode: " DRM_MODE_FMT "\n",  in intel_panel_destroy_probed_modes()
309 			    connector->base.base.id, connector->base.name,  in intel_panel_destroy_probed_modes()
310 			    DRM_MODE_ARG(mode));  in intel_panel_destroy_probed_modes()
311 		list_del(&mode->head);  in intel_panel_destroy_probed_modes()
312 		drm_mode_destroy(display->drm, mode);  in intel_panel_destroy_probed_modes()
330 	struct drm_display_info *info = &connector->base.display_info;  in intel_panel_add_fixed_mode()
335 	fixed_mode->type |= DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;  in intel_panel_add_fixed_mode()
337 	info->width_mm = fixed_mode->width_mm;  in intel_panel_add_fixed_mode()
338 	info->height_mm = fixed_mode->height_mm;  in intel_panel_add_fixed_mode()
340 	drm_dbg_kms(display->drm, "[CONNECTOR:%d:%s] using %s fixed mode: " DRM_MODE_FMT "\n",  in intel_panel_add_fixed_mode()
341 		    connector->base.base.id, connector->base.name, type,  in intel_panel_add_fixed_mode()
344 	list_add_tail(&fixed_mode->head, &connector->panel.fixed_modes);  in intel_panel_add_fixed_mode()
350 	const struct drm_display_mode *mode;  in intel_panel_add_vbt_lfp_fixed_mode()  local
352 	mode = connector->panel.vbt.lfp_vbt_mode;  in intel_panel_add_vbt_lfp_fixed_mode()
353 	if (!mode)  in intel_panel_add_vbt_lfp_fixed_mode()
357 				   drm_mode_duplicate(display->drm, mode),  in intel_panel_add_vbt_lfp_fixed_mode()
364 	const struct drm_display_mode *mode;  in intel_panel_add_vbt_sdvo_fixed_mode()  local
366 	mode = connector->panel.vbt.sdvo_lvds_vbt_mode;  in intel_panel_add_vbt_sdvo_fixed_mode()
367 	if (!mode)  in intel_panel_add_vbt_sdvo_fixed_mode()
371 				   drm_mode_duplicate(display->drm, mode),  in intel_panel_add_vbt_sdvo_fixed_mode()
386 	struct intel_display *display = to_intel_display(connector->dev);  in intel_panel_detect()
392 		return connector->status;  in intel_panel_detect()
399 		       const struct drm_display_mode *mode)  in intel_panel_mode_valid()  argument
402 		intel_panel_fixed_mode(connector, mode);  in intel_panel_mode_valid()
407 	if (mode->hdisplay != fixed_mode->hdisplay)  in intel_panel_mode_valid()
410 	if (mode->vdisplay != fixed_mode->vdisplay)  in intel_panel_mode_valid()
413 	if (drm_mode_vrefresh(mode) != drm_mode_vrefresh(fixed_mode))  in intel_panel_mode_valid()
421 	struct intel_panel *panel = &connector->panel;  in intel_panel_init_alloc()
423 	connector->panel.vbt.panel_type = -1;  in intel_panel_init_alloc()
424 	connector->panel.vbt.backlight.controller = -1;  in intel_panel_init_alloc()
425 	INIT_LIST_HEAD(&panel->fixed_modes);  in intel_panel_init_alloc()
431 	struct intel_panel *panel = &connector->panel;  in intel_panel_init()
433 	panel->fixed_edid = fixed_edid;  in intel_panel_init()
438 		connector->panel.vbt.drrs_type = DRRS_TYPE_NONE;  in intel_panel_init()
440 	drm_dbg_kms(connector->base.dev,  in intel_panel_init()
442 		    connector->base.base.id, connector->base.name,  in intel_panel_init()
450 	struct intel_panel *panel = &connector->panel;  in intel_panel_fini()
451 	struct drm_display_mode *fixed_mode, *next;  in intel_panel_fini()  local
453 	if (!IS_ERR_OR_NULL(panel->fixed_edid))  in intel_panel_fini()
454 		drm_edid_free(panel->fixed_edid);  in intel_panel_fini()
460 	list_for_each_entry_safe(fixed_mode, next, &panel->fixed_modes, head) {  in intel_panel_fini()
461 		list_del(&fixed_mode->head);  in intel_panel_fini()
462 		drm_mode_destroy(connector->base.dev, fixed_mode);  in intel_panel_fini()