Lines Matching refs:radio
94 static int dsbr100_setfreq(struct dsbr100_device *radio, unsigned freq) in dsbr100_setfreq() argument
99 if (!radio->muted) { in dsbr100_setfreq()
100 retval = usb_control_msg(radio->usbdev, in dsbr100_setfreq()
101 usb_rcvctrlpipe(radio->usbdev, 0), in dsbr100_setfreq()
105 radio->transfer_buffer, 8, 300); in dsbr100_setfreq()
111 radio->curfreq = freq; in dsbr100_setfreq()
114 dev_err(&radio->usbdev->dev, in dsbr100_setfreq()
121 static int dsbr100_start(struct dsbr100_device *radio) in dsbr100_start() argument
123 int retval = usb_control_msg(radio->usbdev, in dsbr100_start()
124 usb_rcvctrlpipe(radio->usbdev, 0), in dsbr100_start()
127 0x01, 0x00, radio->transfer_buffer, 8, 300); in dsbr100_start()
130 return dsbr100_setfreq(radio, radio->curfreq); in dsbr100_start()
131 dev_err(&radio->usbdev->dev, in dsbr100_start()
139 static int dsbr100_stop(struct dsbr100_device *radio) in dsbr100_stop() argument
141 int retval = usb_control_msg(radio->usbdev, in dsbr100_stop()
142 usb_rcvctrlpipe(radio->usbdev, 0), in dsbr100_stop()
145 0x00, 0x00, radio->transfer_buffer, 8, 300); in dsbr100_stop()
149 dev_err(&radio->usbdev->dev, in dsbr100_stop()
158 static void dsbr100_getstat(struct dsbr100_device *radio) in dsbr100_getstat() argument
160 int retval = usb_control_msg(radio->usbdev, in dsbr100_getstat()
161 usb_rcvctrlpipe(radio->usbdev, 0), in dsbr100_getstat()
164 0x00, 0x24, radio->transfer_buffer, 8, 300); in dsbr100_getstat()
167 radio->stereo = false; in dsbr100_getstat()
168 dev_err(&radio->usbdev->dev, in dsbr100_getstat()
172 radio->stereo = !(radio->transfer_buffer[0] & 0x01); in dsbr100_getstat()
179 struct dsbr100_device *radio = video_drvdata(file); in vidioc_querycap() local
183 usb_make_path(radio->usbdev, v->bus_info, sizeof(v->bus_info)); in vidioc_querycap()
192 struct dsbr100_device *radio = video_drvdata(file); in vidioc_g_tuner() local
197 dsbr100_getstat(radio); in vidioc_g_tuner()
202 v->rxsubchans = radio->stereo ? V4L2_TUNER_SUB_STEREO : in vidioc_g_tuner()
206 v->signal = radio->stereo ? 0xffff : 0; /* We can't get the signal strength */ in vidioc_g_tuner()
219 struct dsbr100_device *radio = video_drvdata(file); in vidioc_s_frequency() local
224 return dsbr100_setfreq(radio, clamp_t(unsigned, f->frequency, in vidioc_s_frequency()
231 struct dsbr100_device *radio = video_drvdata(file); in vidioc_g_frequency() local
236 f->frequency = radio->curfreq; in vidioc_g_frequency()
242 struct dsbr100_device *radio = in usb_dsbr100_s_ctrl() local
247 radio->muted = ctrl->val; in usb_dsbr100_s_ctrl()
248 return radio->muted ? dsbr100_stop(radio) : dsbr100_start(radio); in usb_dsbr100_s_ctrl()
264 struct dsbr100_device *radio = usb_get_intfdata(intf); in usb_dsbr100_disconnect() local
266 mutex_lock(&radio->v4l2_lock); in usb_dsbr100_disconnect()
272 usb_control_msg(radio->usbdev, in usb_dsbr100_disconnect()
273 usb_rcvctrlpipe(radio->usbdev, 0), in usb_dsbr100_disconnect()
276 0x00, 0x00, radio->transfer_buffer, 8, 300); in usb_dsbr100_disconnect()
278 video_unregister_device(&radio->videodev); in usb_dsbr100_disconnect()
279 v4l2_device_disconnect(&radio->v4l2_dev); in usb_dsbr100_disconnect()
280 mutex_unlock(&radio->v4l2_lock); in usb_dsbr100_disconnect()
281 v4l2_device_put(&radio->v4l2_dev); in usb_dsbr100_disconnect()
288 struct dsbr100_device *radio = usb_get_intfdata(intf); in usb_dsbr100_suspend() local
290 mutex_lock(&radio->v4l2_lock); in usb_dsbr100_suspend()
291 if (!radio->muted && dsbr100_stop(radio) < 0) in usb_dsbr100_suspend()
293 mutex_unlock(&radio->v4l2_lock); in usb_dsbr100_suspend()
302 struct dsbr100_device *radio = usb_get_intfdata(intf); in usb_dsbr100_resume() local
304 mutex_lock(&radio->v4l2_lock); in usb_dsbr100_resume()
305 if (!radio->muted && dsbr100_start(radio) < 0) in usb_dsbr100_resume()
307 mutex_unlock(&radio->v4l2_lock); in usb_dsbr100_resume()
316 struct dsbr100_device *radio = v4l2_dev_to_radio(v4l2_dev); in usb_dsbr100_release() local
318 v4l2_ctrl_handler_free(&radio->hdl); in usb_dsbr100_release()
319 v4l2_device_unregister(&radio->v4l2_dev); in usb_dsbr100_release()
320 kfree(radio->transfer_buffer); in usb_dsbr100_release()
321 kfree(radio); in usb_dsbr100_release()
352 struct dsbr100_device *radio; in usb_dsbr100_probe() local
356 radio = kzalloc(sizeof(struct dsbr100_device), GFP_KERNEL); in usb_dsbr100_probe()
358 if (!radio) in usb_dsbr100_probe()
361 radio->transfer_buffer = kmalloc(TB_LEN, GFP_KERNEL); in usb_dsbr100_probe()
363 if (!(radio->transfer_buffer)) { in usb_dsbr100_probe()
364 kfree(radio); in usb_dsbr100_probe()
368 v4l2_dev = &radio->v4l2_dev; in usb_dsbr100_probe()
377 v4l2_ctrl_handler_init(&radio->hdl, 1); in usb_dsbr100_probe()
378 v4l2_ctrl_new_std(&radio->hdl, &usb_dsbr100_ctrl_ops, in usb_dsbr100_probe()
380 if (radio->hdl.error) { in usb_dsbr100_probe()
381 retval = radio->hdl.error; in usb_dsbr100_probe()
385 mutex_init(&radio->v4l2_lock); in usb_dsbr100_probe()
386 strlcpy(radio->videodev.name, v4l2_dev->name, sizeof(radio->videodev.name)); in usb_dsbr100_probe()
387 radio->videodev.v4l2_dev = v4l2_dev; in usb_dsbr100_probe()
388 radio->videodev.fops = &usb_dsbr100_fops; in usb_dsbr100_probe()
389 radio->videodev.ioctl_ops = &usb_dsbr100_ioctl_ops; in usb_dsbr100_probe()
390 radio->videodev.release = video_device_release_empty; in usb_dsbr100_probe()
391 radio->videodev.lock = &radio->v4l2_lock; in usb_dsbr100_probe()
392 radio->videodev.ctrl_handler = &radio->hdl; in usb_dsbr100_probe()
394 radio->usbdev = interface_to_usbdev(intf); in usb_dsbr100_probe()
395 radio->curfreq = FREQ_MIN * FREQ_MUL; in usb_dsbr100_probe()
396 radio->muted = true; in usb_dsbr100_probe()
398 video_set_drvdata(&radio->videodev, radio); in usb_dsbr100_probe()
399 usb_set_intfdata(intf, radio); in usb_dsbr100_probe()
401 retval = video_register_device(&radio->videodev, VFL_TYPE_RADIO, radio_nr); in usb_dsbr100_probe()
407 v4l2_ctrl_handler_free(&radio->hdl); in usb_dsbr100_probe()
410 kfree(radio->transfer_buffer); in usb_dsbr100_probe()
411 kfree(radio); in usb_dsbr100_probe()