35 static int drm_client_open(struct drm_client_dev *client)  in drm_client_open()  argument
37 	struct drm_device *dev = client->dev;  in drm_client_open()
48 	client->file = file;  in drm_client_open()
53 static void drm_client_close(struct drm_client_dev *client)  in drm_client_close()  argument
55 	struct drm_device *dev = client->dev;  in drm_client_close()
58 	list_del(&client->file->lhead);  in drm_client_close()
61 	drm_file_free(client->file);  in drm_client_close()
65  * drm_client_init - Initialise a DRM client
67  * @client: DRM client
68  * @name: Client name
69  * @funcs: DRM client functions (optional)
71  * This initialises the client and opens a &drm_file.
74  * The client is freed when the &drm_device is unregistered. See drm_client_release().
79 int drm_client_init(struct drm_device *dev, struct drm_client_dev *client,  in drm_client_init()  argument
90 	client->dev = dev;  in drm_client_init()
91 	client->name = name;  in drm_client_init()
92 	client->funcs = funcs;  in drm_client_init()
94 	ret = drm_client_modeset_create(client);  in drm_client_init()
98 	ret = drm_client_open(client);  in drm_client_init()
107 	drm_client_modeset_free(client);  in drm_client_init()
117  * drm_client_register - Register client
118  * @client: DRM client
120  * Add the client to the &drm_device client list to activate its callbacks.
121  * @client must be initialized by a call to drm_client_init(). After
126  * Registering a client generates a hotplug event that allows the client
127  * to set up its display from pre-existing outputs. The client must have
130 void drm_client_register(struct drm_client_dev *client)  in drm_client_register()  argument
132 	struct drm_device *dev = client->dev;  in drm_client_register()
136 	list_add(&client->list, &dev->clientlist);  in drm_client_register()
138 	if (client->funcs && client->funcs->hotplug) {  in drm_client_register()
141 		 * display configuration for the client. This step  in drm_client_register()
142 		 * has to be performed *after* registering the client  in drm_client_register()
149 		ret = client->funcs->hotplug(client);  in drm_client_register()
151 			drm_dbg_kms(dev, "client hotplug ret=%d\n", ret);  in drm_client_register()
158  * drm_client_release - Release DRM client resources
159  * @client: DRM client
169  * The driver has to be unloaded before the client can be unloaded.
171 void drm_client_release(struct drm_client_dev *client)  in drm_client_release()  argument
173 	struct drm_device *dev = client->dev;  in drm_client_release()
175 	drm_dbg_kms(dev, "%s\n", client->name);  in drm_client_release()
177 	drm_client_modeset_free(client);  in drm_client_release()
178 	drm_client_close(client);  in drm_client_release()
180 	if (client->funcs)  in drm_client_release()
181 		module_put(client->funcs->owner);  in drm_client_release()
187 	struct drm_client_dev *client, *tmp;  in drm_client_dev_unregister()  local
193 	list_for_each_entry_safe(client, tmp, &dev->clientlist, list) {  in drm_client_dev_unregister()
194 		list_del(&client->list);  in drm_client_dev_unregister()
195 		if (client->funcs && client->funcs->unregister) {  in drm_client_dev_unregister()
196 			client->funcs->unregister(client);  in drm_client_dev_unregister()
198 			drm_client_release(client);  in drm_client_dev_unregister()
199 			kfree(client);  in drm_client_dev_unregister()
216 	struct drm_client_dev *client;  in drm_client_dev_hotplug()  local
228 	list_for_each_entry(client, &dev->clientlist, list) {  in drm_client_dev_hotplug()
229 		if (!client->funcs || !client->funcs->hotplug)  in drm_client_dev_hotplug()
232 		if (client->hotplug_failed)  in drm_client_dev_hotplug()
235 		ret = client->funcs->hotplug(client);  in drm_client_dev_hotplug()
236 		drm_dbg_kms(dev, "%s: ret=%d\n", client->name, ret);  in drm_client_dev_hotplug()
238 			client->hotplug_failed = true;  in drm_client_dev_hotplug()
246 	struct drm_client_dev *client;  in drm_client_dev_restore()  local
253 	list_for_each_entry(client, &dev->clientlist, list) {  in drm_client_dev_restore()
254 		if (!client->funcs || !client->funcs->restore)  in drm_client_dev_restore()
257 		ret = client->funcs->restore(client);  in drm_client_dev_restore()
258 		drm_dbg_kms(dev, "%s: ret=%d\n", client->name, ret);  in drm_client_dev_restore()
276 drm_client_buffer_create(struct drm_client_dev *client, u32 width, u32 height,  in drm_client_buffer_create()  argument
281 	struct drm_device *dev = client->dev;  in drm_client_buffer_create()
290 	buffer->client = client;  in drm_client_buffer_create()
295 	ret = drm_mode_create_dumb(dev, &dumb_args, client->file);  in drm_client_buffer_create()
299 	obj = drm_gem_object_lookup(client->file, dumb_args.handle);  in drm_client_buffer_create()
318  * drm_client_buffer_vmap - Map DRM client buffer into address space
319  * @buffer: DRM client buffer
322  * This function maps a client buffer into kernel address space. If the
325  * Client buffer mappings are not ref'counted. Each call to
327  * drm_client_buffer_vunmap(); or the client buffer should be mapped
331  * other vmap interfaces, you don't need it for the client's vunmap
363  * drm_client_buffer_vunmap - Unmap DRM client buffer
364  * @buffer: DRM client buffer
366  * This function removes a client buffer's memory mapping. Calling this
385 	ret = drm_mode_rmfb(buffer->client->dev, buffer->fb->base.id, buffer->client->file);  in drm_client_buffer_rmfb()
387 		drm_err(buffer->client->dev,  in drm_client_buffer_rmfb()
397 	struct drm_client_dev *client = buffer->client;  in drm_client_buffer_addfb()  local
410 	ret = drm_mode_addfb(client->dev, &fb_req, client->file);  in drm_client_buffer_addfb()
414 	buffer->fb = drm_framebuffer_lookup(client->dev, buffer->client->file, fb_req.fb_id);  in drm_client_buffer_addfb()
421 	strscpy(buffer->fb->comm, client->name, TASK_COMM_LEN);  in drm_client_buffer_addfb()
427  * drm_client_framebuffer_create - Create a client framebuffer
428  * @client: DRM client
438  * Pointer to a client buffer or an error pointer on failure.
441 drm_client_framebuffer_create(struct drm_client_dev *client, u32 width, u32 height, u32 format)  in drm_client_framebuffer_create()  argument
447 	buffer = drm_client_buffer_create(client, width, height, format,  in drm_client_framebuffer_create()
460 	drm_mode_destroy_dumb(client->dev, handle, client->file);  in drm_client_framebuffer_create()
472  * drm_client_framebuffer_delete - Delete a client framebuffer
473  * @buffer: DRM client buffer (can be NULL)
486  * drm_client_framebuffer_flush - Manually flush client framebuffer
487  * @buffer: DRM client buffer (can be NULL)
509 		return buffer->fb->funcs->dirty(buffer->fb, buffer->client->file,  in drm_client_framebuffer_flush()
513 	return buffer->fb->funcs->dirty(buffer->fb, buffer->client->file,  in drm_client_framebuffer_flush()
524 	struct drm_client_dev *client;  in drm_client_debugfs_internal_clients()  local
527 	list_for_each_entry(client, &dev->clientlist, list)  in drm_client_debugfs_internal_clients()
528 		drm_printf(&p, "%s\n", client->name);  in drm_client_debugfs_internal_clients()