34 static int drm_client_open(struct drm_client_dev *client)  in drm_client_open()  argument
36 	struct drm_device *dev = client->dev;  in drm_client_open()
47 	client->file = file;  in drm_client_open()
52 static void drm_client_close(struct drm_client_dev *client)  in drm_client_close()  argument
54 	struct drm_device *dev = client->dev;  in drm_client_close()
57 	list_del(&client->file->lhead);  in drm_client_close()
60 	drm_file_free(client->file);  in drm_client_close()
64  * drm_client_init - Initialise a DRM client
66  * @client: DRM client
67  * @name: Client name
68  * @funcs: DRM client functions (optional)
70  * This initialises the client and opens a &drm_file.
73  * The client is freed when the &drm_device is unregistered. See drm_client_release().
78 int drm_client_init(struct drm_device *dev, struct drm_client_dev *client,  in drm_client_init()  argument
86 	client->dev = dev;  in drm_client_init()
87 	client->name = name;  in drm_client_init()
88 	client->funcs = funcs;  in drm_client_init()
90 	ret = drm_client_modeset_create(client);  in drm_client_init()
94 	ret = drm_client_open(client);  in drm_client_init()
103 	drm_client_modeset_free(client);  in drm_client_init()
109  * drm_client_register - Register client
110  * @client: DRM client
112  * Add the client to the &drm_device client list to activate its callbacks.
113  * @client must be initialized by a call to drm_client_init(). After
118  * Registering a client generates a hotplug event that allows the client
119  * to set up its display from pre-existing outputs. The client must have
122 void drm_client_register(struct drm_client_dev *client)  in drm_client_register()  argument
124 	struct drm_device *dev = client->dev;  in drm_client_register()
128 	list_add(&client->list, &dev->clientlist);  in drm_client_register()
130 	if (client->funcs && client->funcs->hotplug) {  in drm_client_register()
133 		 * display configuration for the client. This step  in drm_client_register()
134 		 * has to be performed *after* registering the client  in drm_client_register()
141 		ret = client->funcs->hotplug(client);  in drm_client_register()
143 			drm_dbg_kms(dev, "client hotplug ret=%d\n", ret);  in drm_client_register()
150  * drm_client_release - Release DRM client resources
151  * @client: DRM client
161  * The driver has to be unloaded before the client can be unloaded.
163 void drm_client_release(struct drm_client_dev *client)  in drm_client_release()  argument
165 	struct drm_device *dev = client->dev;  in drm_client_release()
167 	drm_dbg_kms(dev, "%s\n", client->name);  in drm_client_release()
169 	drm_client_modeset_free(client);  in drm_client_release()
170 	drm_client_close(client);  in drm_client_release()
179  * This function releases all clients by calling each client's
181  * is responsibe for releaseing all resources including the client
189 	struct drm_client_dev *client, *tmp;  in drm_client_dev_unregister()  local
195 	list_for_each_entry_safe(client, tmp, &dev->clientlist, list) {  in drm_client_dev_unregister()
196 		list_del(&client->list);  in drm_client_dev_unregister()
197 		if (client->funcs && client->funcs->unregister) {  in drm_client_dev_unregister()
198 			client->funcs->unregister(client);  in drm_client_dev_unregister()
200 			drm_client_release(client);  in drm_client_dev_unregister()
201 			kfree(client);  in drm_client_dev_unregister()
219 	struct drm_client_dev *client;  in drm_client_dev_hotplug()  local
231 	list_for_each_entry(client, &dev->clientlist, list) {  in drm_client_dev_hotplug()
232 		if (!client->funcs || !client->funcs->hotplug)  in drm_client_dev_hotplug()
235 		if (client->hotplug_failed)  in drm_client_dev_hotplug()
238 		ret = client->funcs->hotplug(client);  in drm_client_dev_hotplug()
239 		drm_dbg_kms(dev, "%s: ret=%d\n", client->name, ret);  in drm_client_dev_hotplug()
241 			client->hotplug_failed = true;  in drm_client_dev_hotplug()
249 	struct drm_client_dev *client;  in drm_client_dev_restore()  local
256 	list_for_each_entry(client, &dev->clientlist, list) {  in drm_client_dev_restore()
257 		if (!client->funcs || !client->funcs->restore)  in drm_client_dev_restore()
260 		ret = client->funcs->restore(client);  in drm_client_dev_restore()
261 		drm_dbg_kms(dev, "%s: ret=%d\n", client->name, ret);  in drm_client_dev_restore()
279 drm_client_buffer_create(struct drm_client_dev *client, u32 width, u32 height,  in drm_client_buffer_create()  argument
284 	struct drm_device *dev = client->dev;  in drm_client_buffer_create()
293 	buffer->client = client;  in drm_client_buffer_create()
298 	ret = drm_mode_create_dumb(dev, &dumb_args, client->file);  in drm_client_buffer_create()
302 	obj = drm_gem_object_lookup(client->file, dumb_args.handle);  in drm_client_buffer_create()
321  * drm_client_buffer_vmap_local - Map DRM client buffer into address space
322  * @buffer: DRM client buffer
325  * This function maps a client buffer into kernel address space. If the
328  * Client buffer mappings are not ref'counted. Each call to
334  * other vmap interfaces, you don't need it for the client's vunmap
363  * drm_client_buffer_vunmap_local - Unmap DRM client buffer
364  * @buffer: DRM client buffer
366  * This function removes a client buffer's memory mapping established
381  * drm_client_buffer_vmap - Map DRM client buffer into address space
382  * @buffer: DRM client buffer
385  * This function maps a client buffer into kernel address space. If the
388  * Client buffer mappings are not ref'counted. Each call to
390  * drm_client_buffer_vunmap(); or the client buffer should be mapped
394  * other vmap interfaces, you don't need it for the client's vunmap
432  * drm_client_buffer_vunmap - Unmap DRM client buffer
433  * @buffer: DRM client buffer
435  * This function removes a client buffer's memory mapping. Calling this
458 	ret = drm_mode_rmfb(buffer->client->dev, buffer->fb->base.id, buffer->client->file);  in drm_client_buffer_rmfb()
460 		drm_err(buffer->client->dev,  in drm_client_buffer_rmfb()
470 	struct drm_client_dev *client = buffer->client;  in drm_client_buffer_addfb()  local
480 	ret = drm_mode_addfb2(client->dev, &fb_req, client->file);  in drm_client_buffer_addfb()
484 	buffer->fb = drm_framebuffer_lookup(client->dev, buffer->client->file, fb_req.fb_id);  in drm_client_buffer_addfb()
491 	strscpy(buffer->fb->comm, client->name, TASK_COMM_LEN);  in drm_client_buffer_addfb()
497  * drm_client_framebuffer_create - Create a client framebuffer
498  * @client: DRM client
508  * Pointer to a client buffer or an error pointer on failure.
511 drm_client_framebuffer_create(struct drm_client_dev *client, u32 width, u32 height, u32 format)  in drm_client_framebuffer_create()  argument
517 	buffer = drm_client_buffer_create(client, width, height, format,  in drm_client_framebuffer_create()
530 	drm_mode_destroy_dumb(client->dev, handle, client->file);  in drm_client_framebuffer_create()
542  * drm_client_framebuffer_delete - Delete a client framebuffer
543  * @buffer: DRM client buffer (can be NULL)
556  * drm_client_framebuffer_flush - Manually flush client framebuffer
557  * @buffer: DRM client buffer (can be NULL)
579 		return buffer->fb->funcs->dirty(buffer->fb, buffer->client->file,  in drm_client_framebuffer_flush()
583 	return buffer->fb->funcs->dirty(buffer->fb, buffer->client->file,  in drm_client_framebuffer_flush()
594 	struct drm_client_dev *client;  in drm_client_debugfs_internal_clients()  local
597 	list_for_each_entry(client, &dev->clientlist, list)  in drm_client_debugfs_internal_clients()
598 		drm_printf(&p, "%s\n", client->name);  in drm_client_debugfs_internal_clients()