Lines Matching refs:serdev
62 struct serdev_device *serdev = to_serdev_device(dev); in serdev_device_release() local
63 kfree(serdev); in serdev_device_release()
104 int serdev_device_add(struct serdev_device *serdev) in serdev_device_add() argument
106 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_add()
107 struct device *parent = serdev->dev.parent; in serdev_device_add()
110 dev_set_name(&serdev->dev, "%s-%d", dev_name(parent), serdev->nr); in serdev_device_add()
113 if (ctrl->serdev) { in serdev_device_add()
114 dev_err(&serdev->dev, "controller busy\n"); in serdev_device_add()
117 ctrl->serdev = serdev; in serdev_device_add()
119 err = device_add(&serdev->dev); in serdev_device_add()
121 dev_err(&serdev->dev, "Can't add %s, status %pe\n", in serdev_device_add()
122 dev_name(&serdev->dev), ERR_PTR(err)); in serdev_device_add()
126 dev_dbg(&serdev->dev, "device %s registered\n", dev_name(&serdev->dev)); in serdev_device_add()
131 ctrl->serdev = NULL; in serdev_device_add()
140 void serdev_device_remove(struct serdev_device *serdev) in serdev_device_remove() argument
142 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_remove()
144 device_unregister(&serdev->dev); in serdev_device_remove()
145 ctrl->serdev = NULL; in serdev_device_remove()
149 int serdev_device_open(struct serdev_device *serdev) in serdev_device_open() argument
151 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_open()
177 void serdev_device_close(struct serdev_device *serdev) in serdev_device_close() argument
179 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_close()
190 static void devm_serdev_device_close(void *serdev) in devm_serdev_device_close() argument
192 serdev_device_close(serdev); in devm_serdev_device_close()
195 int devm_serdev_device_open(struct device *dev, struct serdev_device *serdev) in devm_serdev_device_open() argument
199 ret = serdev_device_open(serdev); in devm_serdev_device_open()
203 return devm_add_action_or_reset(dev, devm_serdev_device_close, serdev); in devm_serdev_device_open()
207 void serdev_device_write_wakeup(struct serdev_device *serdev) in serdev_device_write_wakeup() argument
209 complete(&serdev->write_comp); in serdev_device_write_wakeup()
228 int serdev_device_write_buf(struct serdev_device *serdev, const u8 *buf, size_t count) in serdev_device_write_buf() argument
230 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_write_buf()
261 ssize_t serdev_device_write(struct serdev_device *serdev, const u8 *buf, in serdev_device_write() argument
264 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_write()
268 if (!ctrl || !ctrl->ops->write_buf || !serdev->ops->write_wakeup) in serdev_device_write()
274 mutex_lock(&serdev->write_lock); in serdev_device_write()
276 reinit_completion(&serdev->write_comp); in serdev_device_write()
289 timeout = wait_for_completion_interruptible_timeout(&serdev->write_comp, in serdev_device_write()
292 mutex_unlock(&serdev->write_lock); in serdev_device_write()
308 void serdev_device_write_flush(struct serdev_device *serdev) in serdev_device_write_flush() argument
310 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_write_flush()
319 int serdev_device_write_room(struct serdev_device *serdev) in serdev_device_write_room() argument
321 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_write_room()
326 return serdev->ctrl->ops->write_room(ctrl); in serdev_device_write_room()
330 unsigned int serdev_device_set_baudrate(struct serdev_device *serdev, unsigned int speed) in serdev_device_set_baudrate() argument
332 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_set_baudrate()
342 void serdev_device_set_flow_control(struct serdev_device *serdev, bool enable) in serdev_device_set_flow_control() argument
344 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_set_flow_control()
353 int serdev_device_set_parity(struct serdev_device *serdev, in serdev_device_set_parity() argument
356 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_set_parity()
365 void serdev_device_wait_until_sent(struct serdev_device *serdev, long timeout) in serdev_device_wait_until_sent() argument
367 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_wait_until_sent()
376 int serdev_device_get_tiocm(struct serdev_device *serdev) in serdev_device_get_tiocm() argument
378 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_get_tiocm()
387 int serdev_device_set_tiocm(struct serdev_device *serdev, int set, int clear) in serdev_device_set_tiocm() argument
389 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_set_tiocm()
398 int serdev_device_break_ctl(struct serdev_device *serdev, int break_state) in serdev_device_break_ctl() argument
400 struct serdev_controller *ctrl = serdev->ctrl; in serdev_device_break_ctl()
450 struct serdev_device *serdev; in serdev_device_alloc() local
452 serdev = kzalloc(sizeof(*serdev), GFP_KERNEL); in serdev_device_alloc()
453 if (!serdev) in serdev_device_alloc()
456 serdev->ctrl = ctrl; in serdev_device_alloc()
457 device_initialize(&serdev->dev); in serdev_device_alloc()
458 serdev->dev.parent = &ctrl->dev; in serdev_device_alloc()
459 serdev->dev.bus = &serdev_bus_type; in serdev_device_alloc()
460 serdev->dev.type = &serdev_device_type; in serdev_device_alloc()
461 init_completion(&serdev->write_comp); in serdev_device_alloc()
462 mutex_init(&serdev->write_lock); in serdev_device_alloc()
463 return serdev; in serdev_device_alloc()
527 struct serdev_device *serdev = NULL; in of_serdev_register_devices() local
537 serdev = serdev_device_alloc(ctrl); in of_serdev_register_devices()
538 if (!serdev) in of_serdev_register_devices()
541 device_set_node(&serdev->dev, of_fwnode_handle(node)); in of_serdev_register_devices()
543 err = serdev_device_add(serdev); in of_serdev_register_devices()
545 dev_err(&serdev->dev, in of_serdev_register_devices()
548 serdev_device_put(serdev); in of_serdev_register_devices()
678 struct serdev_device *serdev; in acpi_serdev_register_device() local
681 serdev = serdev_device_alloc(ctrl); in acpi_serdev_register_device()
682 if (!serdev) { in acpi_serdev_register_device()
688 ACPI_COMPANION_SET(&serdev->dev, adev); in acpi_serdev_register_device()
691 err = serdev_device_add(serdev); in acpi_serdev_register_device()
693 dev_err(&serdev->dev, in acpi_serdev_register_device()
696 serdev_device_put(serdev); in acpi_serdev_register_device()
755 if (!ctrl->serdev) in acpi_serdev_register_devices()
811 struct serdev_device *serdev = to_serdev_device(dev); in serdev_remove_device() local
813 serdev_device_remove(serdev); in serdev_remove_device()