13 	struct vkms_config *config;  in vkms_config_create()  local
15 	config = kzalloc(sizeof(*config), GFP_KERNEL);  in vkms_config_create()
16 	if (!config)  in vkms_config_create()
19 	config->dev_name = kstrdup_const(dev_name, GFP_KERNEL);  in vkms_config_create()
20 	if (!config->dev_name) {  in vkms_config_create()
21 		kfree(config);  in vkms_config_create()
25 	INIT_LIST_HEAD(&config->planes);  in vkms_config_create()
26 	INIT_LIST_HEAD(&config->crtcs);  in vkms_config_create()
27 	INIT_LIST_HEAD(&config->encoders);  in vkms_config_create()
28 	INIT_LIST_HEAD(&config->connectors);  in vkms_config_create()
30 	return config;  in vkms_config_create()
39 	struct vkms_config *config;  in vkms_config_default_create()  local
46 	config = vkms_config_create(DEFAULT_DEVICE_NAME);  in vkms_config_default_create()
47 	if (IS_ERR(config))  in vkms_config_default_create()
48 		return config;  in vkms_config_default_create()
50 	plane_cfg = vkms_config_create_plane(config);  in vkms_config_default_create()
55 	crtc_cfg = vkms_config_create_crtc(config);  in vkms_config_default_create()
66 			plane_cfg = vkms_config_create_plane(config);  in vkms_config_default_create()
80 		plane_cfg = vkms_config_create_plane(config);  in vkms_config_default_create()
91 	encoder_cfg = vkms_config_create_encoder(config);  in vkms_config_default_create()
98 	connector_cfg = vkms_config_create_connector(config);  in vkms_config_default_create()
105 	return config;  in vkms_config_default_create()
108 	vkms_config_destroy(config);  in vkms_config_default_create()
113 void vkms_config_destroy(struct vkms_config *config)  in vkms_config_destroy()  argument
120 	list_for_each_entry_safe(plane_cfg, plane_tmp, &config->planes, link)  in vkms_config_destroy()
123 	list_for_each_entry_safe(crtc_cfg, crtc_tmp, &config->crtcs, link)  in vkms_config_destroy()
124 		vkms_config_destroy_crtc(config, crtc_cfg);  in vkms_config_destroy()
126 	list_for_each_entry_safe(encoder_cfg, encoder_tmp, &config->encoders, link)  in vkms_config_destroy()
127 		vkms_config_destroy_encoder(config, encoder_cfg);  in vkms_config_destroy()
129 	list_for_each_entry_safe(connector_cfg, connector_tmp, &config->connectors, link)  in vkms_config_destroy()
132 	kfree_const(config->dev_name);  in vkms_config_destroy()
133 	kfree(config);  in vkms_config_destroy()
137 static bool valid_plane_number(const struct vkms_config *config)  in valid_plane_number()  argument
139 	struct drm_device *dev = config->dev ? &config->dev->drm : NULL;  in valid_plane_number()
142 	n_planes = list_count_nodes((struct list_head *)&config->planes);  in valid_plane_number()
151 static bool valid_planes_for_crtc(const struct vkms_config *config,  in valid_planes_for_crtc()  argument
154 	struct drm_device *dev = config->dev ? &config->dev->drm : NULL;  in valid_planes_for_crtc()
159 	vkms_config_for_each_plane(config, plane_cfg) {  in valid_planes_for_crtc()
196 static bool valid_plane_possible_crtcs(const struct vkms_config *config)  in valid_plane_possible_crtcs()  argument
198 	struct drm_device *dev = config->dev ? &config->dev->drm : NULL;  in valid_plane_possible_crtcs()
201 	vkms_config_for_each_plane(config, plane_cfg) {  in valid_plane_possible_crtcs()
211 static bool valid_crtc_number(const struct vkms_config *config)  in valid_crtc_number()  argument
213 	struct drm_device *dev = config->dev ? &config->dev->drm : NULL;  in valid_crtc_number()
216 	n_crtcs = list_count_nodes((struct list_head *)&config->crtcs);  in valid_crtc_number()
225 static bool valid_encoder_number(const struct vkms_config *config)  in valid_encoder_number()  argument
227 	struct drm_device *dev = config->dev ? &config->dev->drm : NULL;  in valid_encoder_number()
230 	n_encoders = list_count_nodes((struct list_head *)&config->encoders);  in valid_encoder_number()
239 static bool valid_encoder_possible_crtcs(const struct vkms_config *config)  in valid_encoder_possible_crtcs()  argument
241 	struct drm_device *dev = config->dev ? &config->dev->drm : NULL;  in valid_encoder_possible_crtcs()
245 	vkms_config_for_each_encoder(config, encoder_cfg) {  in valid_encoder_possible_crtcs()
252 	vkms_config_for_each_crtc(config, crtc_cfg) {  in valid_encoder_possible_crtcs()
255 		vkms_config_for_each_encoder(config, encoder_cfg) {  in valid_encoder_possible_crtcs()
275 static bool valid_connector_number(const struct vkms_config *config)  in valid_connector_number()  argument
277 	struct drm_device *dev = config->dev ? &config->dev->drm : NULL;  in valid_connector_number()
280 	n_connectors = list_count_nodes((struct list_head *)&config->connectors);  in valid_connector_number()
289 static bool valid_connector_possible_encoders(const struct vkms_config *config)  in valid_connector_possible_encoders()  argument
291 	struct drm_device *dev = config->dev ? &config->dev->drm : NULL;  in valid_connector_possible_encoders()
294 	vkms_config_for_each_connector(config, connector_cfg) {  in valid_connector_possible_encoders()
305 bool vkms_config_is_valid(const struct vkms_config *config)  in vkms_config_is_valid()  argument
309 	if (!valid_plane_number(config))  in vkms_config_is_valid()
312 	if (!valid_crtc_number(config))  in vkms_config_is_valid()
315 	if (!valid_encoder_number(config))  in vkms_config_is_valid()
318 	if (!valid_connector_number(config))  in vkms_config_is_valid()
321 	if (!valid_plane_possible_crtcs(config))  in vkms_config_is_valid()
324 	vkms_config_for_each_crtc(config, crtc_cfg) {  in vkms_config_is_valid()
325 		if (!valid_planes_for_crtc(config, crtc_cfg))  in vkms_config_is_valid()
329 	if (!valid_encoder_possible_crtcs(config))  in vkms_config_is_valid()
332 	if (!valid_connector_possible_encoders(config))  in vkms_config_is_valid()
350 	dev_name = vkms_config_get_device_name((struct vkms_config *)vkmsdev->config);  in vkms_config_show()
353 	vkms_config_for_each_plane(vkmsdev->config, plane_cfg) {  in vkms_config_show()
359 	vkms_config_for_each_crtc(vkmsdev->config, crtc_cfg) {  in vkms_config_show()
365 	vkms_config_for_each_encoder(vkmsdev->config, encoder_cfg)  in vkms_config_show()
368 	vkms_config_for_each_connector(vkmsdev->config, connector_cfg) {  in vkms_config_show()
387 struct vkms_config_plane *vkms_config_create_plane(struct vkms_config *config)  in vkms_config_create_plane()  argument
395 	plane_cfg->config = config;  in vkms_config_create_plane()
400 	list_add_tail(&plane_cfg->link, &config->planes);  in vkms_config_create_plane()
421 	if (plane_cfg->config != crtc_cfg->config)  in vkms_config_plane_attach_crtc()
447 struct vkms_config_crtc *vkms_config_create_crtc(struct vkms_config *config)  in vkms_config_create_crtc()  argument
455 	crtc_cfg->config = config;  in vkms_config_create_crtc()
458 	list_add_tail(&crtc_cfg->link, &config->crtcs);  in vkms_config_create_crtc()
464 void vkms_config_destroy_crtc(struct vkms_config *config,  in vkms_config_destroy_crtc()  argument
470 	vkms_config_for_each_plane(config, plane_cfg)  in vkms_config_destroy_crtc()
473 	vkms_config_for_each_encoder(config, encoder_cfg)  in vkms_config_destroy_crtc()
484  * @config: Configuration containing the CRTC and the plane
491 static struct vkms_config_plane *vkms_config_crtc_get_plane(const struct vkms_config *config,  in vkms_config_crtc_get_plane()  argument
500 	vkms_config_for_each_plane(config, plane_cfg) {  in vkms_config_crtc_get_plane()
512 struct vkms_config_plane *vkms_config_crtc_primary_plane(const struct vkms_config *config,  in vkms_config_crtc_primary_plane()  argument
515 	return vkms_config_crtc_get_plane(config, crtc_cfg, DRM_PLANE_TYPE_PRIMARY);  in vkms_config_crtc_primary_plane()
519 struct vkms_config_plane *vkms_config_crtc_cursor_plane(const struct vkms_config *config,  in vkms_config_crtc_cursor_plane()  argument
522 	return vkms_config_crtc_get_plane(config, crtc_cfg, DRM_PLANE_TYPE_CURSOR);  in vkms_config_crtc_cursor_plane()
526 struct vkms_config_encoder *vkms_config_create_encoder(struct vkms_config *config)  in vkms_config_create_encoder()  argument
534 	encoder_cfg->config = config;  in vkms_config_create_encoder()
537 	list_add_tail(&encoder_cfg->link, &config->encoders);  in vkms_config_create_encoder()
543 void vkms_config_destroy_encoder(struct vkms_config *config,  in vkms_config_destroy_encoder()  argument
548 	vkms_config_for_each_connector(config, connector_cfg)  in vkms_config_destroy_encoder()
564 	if (encoder_cfg->config != crtc_cfg->config)  in vkms_config_encoder_attach_crtc()
590 struct vkms_config_connector *vkms_config_create_connector(struct vkms_config *config)  in vkms_config_create_connector()  argument
598 	connector_cfg->config = config;  in vkms_config_create_connector()
602 	list_add_tail(&connector_cfg->link, &config->connectors);  in vkms_config_create_connector()
623 	if (connector_cfg->config != encoder_cfg->config)  in vkms_config_connector_attach_encoder()