50 	struct drm_fb_helper	*fb_helper;  member
58 	struct drm_fb_helper *fb_helper;  in vt_restore_fbdev_mode()  local
62 	fb_helper = sc->fb_helper;  in vt_restore_fbdev_mode()
63 	sx_xlock(&fb_helper->dev->mode_config.mutex);  in vt_restore_fbdev_mode()
64 	drm_fb_helper_restore_fbdev_mode(fb_helper);  in vt_restore_fbdev_mode()
65 	sx_xunlock(&fb_helper->dev->mode_config.mutex);  in vt_restore_fbdev_mode()
78 		drm_fb_helper_restore_fbdev_mode(sc->fb_helper);  in vt_kms_postswitch()
148 int drm_fb_helper_single_add_all_connectors(struct drm_fb_helper *fb_helper)  in drm_fb_helper_single_add_all_connectors()  argument
150 	struct drm_device *dev = fb_helper->dev;  in drm_fb_helper_single_add_all_connectors()
163 		fb_helper->connector_info[fb_helper->connector_count++] = fb_helper_connector;  in drm_fb_helper_single_add_all_connectors()
167 	for (i = 0; i < fb_helper->connector_count; i++) {  in drm_fb_helper_single_add_all_connectors()
168 		free(fb_helper->connector_info[i], DRM_MEM_KMS);  in drm_fb_helper_single_add_all_connectors()
169 		fb_helper->connector_info[i] = NULL;  in drm_fb_helper_single_add_all_connectors()
171 	fb_helper->connector_count = 0;  in drm_fb_helper_single_add_all_connectors()
176 static int drm_fb_helper_parse_command_line(struct drm_fb_helper *fb_helper)  in drm_fb_helper_parse_command_line()  argument
181 	for (i = 0; i < fb_helper->connector_count; i++) {  in drm_fb_helper_parse_command_line()
186 		fb_helper_conn = fb_helper->connector_info[i];  in drm_fb_helper_parse_command_line()
336 bool drm_fb_helper_restore_fbdev_mode(struct drm_fb_helper *fb_helper)  in drm_fb_helper_restore_fbdev_mode()  argument
341 	for (i = 0; i < fb_helper->crtc_count; i++) {  in drm_fb_helper_restore_fbdev_mode()
342 		struct drm_mode_set *mode_set = &fb_helper->crtc_info[i].mode_set;  in drm_fb_helper_restore_fbdev_mode()
431 	struct drm_fb_helper *fb_helper = info->par;
432 	struct drm_device *dev = fb_helper->dev;
441 	for (i = 0; i < fb_helper->crtc_count; i++) {
442 		crtc = fb_helper->crtc_info[i].mode_set.crtc;
448 		for (j = 0; j < fb_helper->connector_count; j++) {
449 			connector = fb_helper->connector_info[j]->connector;
503 		       struct drm_fb_helper *fb_helper,  in drm_fb_helper_init()  argument
509 	fb_helper->dev = dev;  in drm_fb_helper_init()
511 	INIT_LIST_HEAD(&fb_helper->kernel_fb_list);  in drm_fb_helper_init()
513 	fb_helper->crtc_info = malloc(crtc_count * sizeof(struct drm_fb_helper_crtc),  in drm_fb_helper_init()
515 	if (!fb_helper->crtc_info)  in drm_fb_helper_init()
518 	fb_helper->crtc_count = crtc_count;  in drm_fb_helper_init()
519 …fb_helper->connector_info = malloc(dev->mode_config.num_connector * sizeof(struct drm_fb_helper_co…  in drm_fb_helper_init()
521 	if (!fb_helper->connector_info) {  in drm_fb_helper_init()
522 		free(fb_helper->crtc_info, DRM_MEM_KMS);  in drm_fb_helper_init()
525 	fb_helper->connector_count = 0;  in drm_fb_helper_init()
528 		fb_helper->crtc_info[i].mode_set.connectors =  in drm_fb_helper_init()
533 		if (!fb_helper->crtc_info[i].mode_set.connectors)  in drm_fb_helper_init()
535 		fb_helper->crtc_info[i].mode_set.num_connectors = 0;  in drm_fb_helper_init()
540 		fb_helper->crtc_info[i].mode_set.crtc = crtc;  in drm_fb_helper_init()
546 	drm_fb_helper_crtc_free(fb_helper);  in drm_fb_helper_init()
551 void drm_fb_helper_fini(struct drm_fb_helper *fb_helper)  in drm_fb_helper_fini()  argument
553 	if (!list_empty(&fb_helper->kernel_fb_list)) {  in drm_fb_helper_fini()
554 		list_del(&fb_helper->kernel_fb_list);  in drm_fb_helper_fini()
565 	drm_fb_helper_crtc_free(fb_helper);  in drm_fb_helper_fini()
574 	struct drm_fb_helper *fb_helper = info->par;
575 	struct drm_framebuffer *fb = fb_helper->fb;
615 					fb_helper->funcs->gamma_set(crtc, red,
619 			fb_helper->funcs->gamma_get(crtc, &r,
624 				fb_helper->funcs->gamma_set(crtc, r,
631 		fb_helper->funcs->gamma_set(crtc, red, green, blue, pindex);
637 	struct drm_fb_helper *fb_helper = info->par;
644 	for (i = 0; i < fb_helper->crtc_count; i++) {
645 		crtc = fb_helper->crtc_info[i].mode_set.crtc;
677 	struct drm_fb_helper *fb_helper = info->par;
678 	struct drm_framebuffer *fb = fb_helper->fb;
769 	struct drm_fb_helper *fb_helper = info->par;
770 	struct drm_device *dev = fb_helper->dev;
782 	for (i = 0; i < fb_helper->crtc_count; i++) {
783 		crtc = fb_helper->crtc_info[i].mode_set.crtc;
784 		ret = crtc->funcs->set_config(&fb_helper->crtc_info[i].mode_set);
792 	if (fb_helper->delayed_hotplug) {
793 		fb_helper->delayed_hotplug = false;
794 		drm_fb_helper_hotplug_event(fb_helper);
803 	struct drm_fb_helper *fb_helper = info->par;
804 	struct drm_device *dev = fb_helper->dev;
811 	for (i = 0; i < fb_helper->crtc_count; i++) {
812 		crtc = fb_helper->crtc_info[i].mode_set.crtc;
814 		modeset = &fb_helper->crtc_info[i].mode_set;
833 int drm_fb_helper_single_fb_probe(struct drm_fb_helper *fb_helper,  in drm_fb_helper_single_fb_probe()  argument
861 	for (i = 0; i < fb_helper->connector_count; i++) {  in drm_fb_helper_single_fb_probe()
862 		struct drm_fb_helper_connector *fb_helper_conn = fb_helper->connector_info[i];  in drm_fb_helper_single_fb_probe()
892 	for (i = 0; i < fb_helper->crtc_count; i++) {  in drm_fb_helper_single_fb_probe()
894 		desired_mode = fb_helper->crtc_info[i].desired_mode;  in drm_fb_helper_single_fb_probe()
898 				gamma_size = fb_helper->crtc_info[i].mode_set.crtc->gamma_size;  in drm_fb_helper_single_fb_probe()
920 	new_fb = (*fb_helper->funcs->fb_probe)(fb_helper, &sizes);  in drm_fb_helper_single_fb_probe()
924 	info = fb_helper->fbdev;  in drm_fb_helper_single_fb_probe()
926 	kdev = fb_helper->dev->dev;  in drm_fb_helper_single_fb_probe()
930 	for (i = 0; i < fb_helper->crtc_count; i++)  in drm_fb_helper_single_fb_probe()
931 		fb_helper->crtc_info[i].mode_set.fb = fb_helper->fb;  in drm_fb_helper_single_fb_probe()
949 		dev = fb_helper->dev;  in drm_fb_helper_single_fb_probe()
951 		for (i = 0; i < fb_helper->crtc_count; i++) {  in drm_fb_helper_single_fb_probe()
952 			crtc = fb_helper->crtc_info[i].mode_set.crtc;  in drm_fb_helper_single_fb_probe()
953 			ret = crtc->funcs->set_config(&fb_helper->crtc_info[i].mode_set);  in drm_fb_helper_single_fb_probe()
961 		if (fb_helper->delayed_hotplug) {  in drm_fb_helper_single_fb_probe()
962 			fb_helper->delayed_hotplug = false;  in drm_fb_helper_single_fb_probe()
963 			drm_fb_helper_hotplug_event(fb_helper);  in drm_fb_helper_single_fb_probe()
972 		dev_info(fb_helper->dev->dev, "fb%d: %s frame buffer device\n",  in drm_fb_helper_single_fb_probe()
984 		dev_info(fb_helper->dev->dev, "registered panic notifier\n");  in drm_fb_helper_single_fb_probe()
991 		list_add(&fb_helper->kernel_fb_list, &kernel_fb_helper_list);  in drm_fb_helper_single_fb_probe()
1006 void drm_fb_helper_fill_var(struct fb_info *info, struct drm_fb_helper *fb_helper,  in drm_fb_helper_fill_var()  argument
1009 	struct drm_framebuffer *fb = fb_helper->fb;  in drm_fb_helper_fill_var()
1012 	info->fb_name = device_get_nameunit(fb_helper->dev->dev);  in drm_fb_helper_fill_var()
1018 	sc->fb_helper = fb_helper;  in drm_fb_helper_fill_var()
1022 static int drm_fb_helper_probe_connector_modes(struct drm_fb_helper *fb_helper,  in drm_fb_helper_probe_connector_modes()  argument
1030 	for (i = 0; i < fb_helper->connector_count; i++) {  in drm_fb_helper_probe_connector_modes()
1031 		connector = fb_helper->connector_info[i]->connector;  in drm_fb_helper_probe_connector_modes()
1112 static void drm_enable_connectors(struct drm_fb_helper *fb_helper,  in drm_enable_connectors()  argument
1119 	for (i = 0; i < fb_helper->connector_count; i++) {  in drm_enable_connectors()
1120 		connector = fb_helper->connector_info[i]->connector;  in drm_enable_connectors()
1130 	for (i = 0; i < fb_helper->connector_count; i++) {  in drm_enable_connectors()
1131 		connector = fb_helper->connector_info[i]->connector;  in drm_enable_connectors()
1136 static bool drm_target_cloned(struct drm_fb_helper *fb_helper,  in drm_target_cloned()  argument
1146 	if (fb_helper->crtc_count > 1)  in drm_target_cloned()
1150 	for (i = 0; i < fb_helper->connector_count; i++) {  in drm_target_cloned()
1161 	for (i = 0; i < fb_helper->connector_count; i++) {  in drm_target_cloned()
1164 		fb_helper_conn = fb_helper->connector_info[i];  in drm_target_cloned()
1185 	dmt_mode = drm_mode_find_dmt(fb_helper->dev, 1024, 768, 60, false);  in drm_target_cloned()
1187 	for (i = 0; i < fb_helper->connector_count; i++) {  in drm_target_cloned()
1192 		fb_helper_conn = fb_helper->connector_info[i];  in drm_target_cloned()
1209 static bool drm_target_preferred(struct drm_fb_helper *fb_helper,  in drm_target_preferred()  argument
1216 	for (i = 0; i < fb_helper->connector_count; i++) {  in drm_target_preferred()
1217 		fb_helper_conn = fb_helper->connector_info[i];  in drm_target_preferred()
1243 static int drm_pick_crtcs(struct drm_fb_helper *fb_helper,  in drm_pick_crtcs()  argument
1249 	struct drm_device *dev = fb_helper->dev;  in drm_pick_crtcs()
1257 	if (n == fb_helper->connector_count)  in drm_pick_crtcs()
1260 	fb_helper_conn = fb_helper->connector_info[n];  in drm_pick_crtcs()
1264 	best_score = drm_pick_crtcs(fb_helper, best_crtcs, modes, n+1, width, height);  in drm_pick_crtcs()
1288 	for (c = 0; c < fb_helper->crtc_count; c++) {  in drm_pick_crtcs()
1289 		crtc = &fb_helper->crtc_info[c];  in drm_pick_crtcs()
1300 			if (fb_helper->crtc_count > 1)  in drm_pick_crtcs()
1309 		score = my_score + drm_pick_crtcs(fb_helper, crtcs, modes, n + 1,  in drm_pick_crtcs()
1323 static void drm_setup_crtcs(struct drm_fb_helper *fb_helper)  in drm_setup_crtcs()  argument
1325 	struct drm_device *dev = fb_helper->dev;  in drm_setup_crtcs()
1350 	drm_enable_connectors(fb_helper, enabled);  in drm_setup_crtcs()
1352 	ret = drm_target_cloned(fb_helper, modes, enabled, width, height);  in drm_setup_crtcs()
1354 		ret = drm_target_preferred(fb_helper, modes, enabled, width, height);  in drm_setup_crtcs()
1361 	drm_pick_crtcs(fb_helper, crtcs, modes, 0, width, height);  in drm_setup_crtcs()
1365 	for (i = 0; i < fb_helper->crtc_count; i++) {  in drm_setup_crtcs()
1366 		modeset = &fb_helper->crtc_info[i].mode_set;  in drm_setup_crtcs()
1370 	for (i = 0; i < fb_helper->connector_count; i++) {  in drm_setup_crtcs()
1383 			modeset->connectors[modeset->num_connectors++] = fb_helper->connector_info[i]->connector;  in drm_setup_crtcs()
1409 bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, int bpp_sel)  in drm_fb_helper_initial_config()  argument
1411 	struct drm_device *dev = fb_helper->dev;  in drm_fb_helper_initial_config()
1415 	drm_helper_disable_unused_functions(fb_helper->dev);  in drm_fb_helper_initial_config()
1417 	drm_fb_helper_parse_command_line(fb_helper);  in drm_fb_helper_initial_config()
1419 	count = drm_fb_helper_probe_connector_modes(fb_helper,  in drm_fb_helper_initial_config()
1426 		dev_info(fb_helper->dev->dev, "No connectors reported connected with modes\n");  in drm_fb_helper_initial_config()
1428 	drm_setup_crtcs(fb_helper);  in drm_fb_helper_initial_config()
1430 	return drm_fb_helper_single_fb_probe(fb_helper, bpp_sel);  in drm_fb_helper_initial_config()
1448 int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper)  in drm_fb_helper_hotplug_event()  argument
1450 	struct drm_device *dev = fb_helper->dev;  in drm_fb_helper_hotplug_event()
1455 	if (!fb_helper->fb)  in drm_fb_helper_hotplug_event()
1462 		if (crtc->fb == fb_helper->fb)  in drm_fb_helper_hotplug_event()
1467 		fb_helper->delayed_hotplug = true;  in drm_fb_helper_hotplug_event()
1473 	max_width = fb_helper->fb->width;  in drm_fb_helper_hotplug_event()
1474 	max_height = fb_helper->fb->height;  in drm_fb_helper_hotplug_event()
1475 	bpp_sel = fb_helper->fb->bits_per_pixel;  in drm_fb_helper_hotplug_event()
1477 	drm_fb_helper_probe_connector_modes(fb_helper, max_width,  in drm_fb_helper_hotplug_event()
1479 	drm_setup_crtcs(fb_helper);  in drm_fb_helper_hotplug_event()
1482 	return drm_fb_helper_single_fb_probe(fb_helper, bpp_sel);  in drm_fb_helper_hotplug_event()