Lines Matching refs:shark
7 * The info necessary to drive the shark was taken from the small userspace
8 * shark.c program by Michael Rolig, which he kindly placed in the Public
82 struct shark_device *shark = tea->private_data;
86 if (shark->last_val == val)
89 memset(shark->transfer_buffer, 0, TB_LEN);
90 shark->transfer_buffer[0] = 0xc0; /* Write shift register command */
92 shark->transfer_buffer[i] |= (val >> (24 - i * 8)) & 0xff;
94 res = usb_interrupt_msg(shark->usbdev,
95 usb_sndintpipe(shark->usbdev, SHARK_OUT_EP),
96 shark->transfer_buffer, TB_LEN,
99 shark->last_val = val;
101 v4l2_err(&shark->v4l2_dev, "set-freq error: %d\n", res);
106 struct shark_device *shark = tea->private_data;
110 memset(shark->transfer_buffer, 0, TB_LEN);
111 shark->transfer_buffer[0] = 0x80;
112 res = usb_interrupt_msg(shark->usbdev,
113 usb_sndintpipe(shark->usbdev, SHARK_OUT_EP),
114 shark->transfer_buffer, TB_LEN,
117 v4l2_err(&shark->v4l2_dev, "request-status error: %d\n", res);
118 return shark->last_val;
121 res = usb_interrupt_msg(shark->usbdev,
122 usb_rcvintpipe(shark->usbdev, SHARK_IN_EP),
123 shark->transfer_buffer, TB_LEN,
126 v4l2_err(&shark->v4l2_dev, "get-status error: %d\n", res);
127 return shark->last_val;
131 val |= shark->transfer_buffer[i] << (24 - i * 8);
133 shark->last_val = val;
136 * The shark does not allow actually reading the stereo / mono pin :(
142 shark->tea.stereo = true;
144 shark->tea.stereo = false;
157 struct shark_device *shark =
162 if (!test_and_clear_bit(i, &shark->brightness_new))
165 brightness = atomic_read(&shark->brightness[i]);
166 memset(shark->transfer_buffer, 0, TB_LEN);
168 shark->transfer_buffer[0] = 0xA0 + i;
169 shark->transfer_buffer[1] = brightness;
171 shark->transfer_buffer[0] = brightness ? 0xA9 : 0xA8;
172 res = usb_interrupt_msg(shark->usbdev,
173 usb_sndintpipe(shark->usbdev, 0x05),
174 shark->transfer_buffer, TB_LEN,
177 v4l2_err(&shark->v4l2_dev, "set LED %s error: %d\n",
178 shark->led_names[i], res);
185 struct shark_device *shark =
188 atomic_set(&shark->brightness[BLUE_LED], value);
189 set_bit(BLUE_LED, &shark->brightness_new);
190 clear_bit(BLUE_IS_PULSE, &shark->brightness_new);
191 schedule_work(&shark->led_work);
197 struct shark_device *shark = container_of(led_cdev,
200 atomic_set(&shark->brightness[BLUE_PULSE_LED], 256 - value);
201 set_bit(BLUE_PULSE_LED, &shark->brightness_new);
202 set_bit(BLUE_IS_PULSE, &shark->brightness_new);
203 schedule_work(&shark->led_work);
209 struct shark_device *shark =
212 atomic_set(&shark->brightness[RED_LED], value);
213 set_bit(RED_LED, &shark->brightness_new);
214 schedule_work(&shark->led_work);
238 static int shark_register_leds(struct shark_device *shark, struct device *dev)
242 atomic_set(&shark->brightness[BLUE_LED], 127);
243 INIT_WORK(&shark->led_work, shark_led_work);
245 shark->leds[i] = shark_led_templates[i];
246 snprintf(shark->led_names[i], sizeof(shark->led_names[0]),
247 shark->leds[i].name, shark->v4l2_dev.name);
248 shark->leds[i].name = shark->led_names[i];
249 retval = led_classdev_register(dev, &shark->leds[i]);
251 v4l2_err(&shark->v4l2_dev,
253 shark->led_names[i]);
260 static void shark_unregister_leds(struct shark_device *shark)
265 led_classdev_unregister(&shark->leds[i]);
267 cancel_work_sync(&shark->led_work);
270 static inline void shark_resume_leds(struct shark_device *shark)
272 if (test_bit(BLUE_IS_PULSE, &shark->brightness_new))
273 set_bit(BLUE_PULSE_LED, &shark->brightness_new);
275 set_bit(BLUE_LED, &shark->brightness_new);
276 set_bit(RED_LED, &shark->brightness_new);
277 schedule_work(&shark->led_work);
280 static int shark_register_leds(struct shark_device *shark, struct device *dev)
282 v4l2_warn(&shark->v4l2_dev,
286 static inline void shark_unregister_leds(struct shark_device *shark) { }
287 static inline void shark_resume_leds(struct shark_device *shark) { }
293 struct shark_device *shark = v4l2_dev_to_shark(v4l2_dev);
295 mutex_lock(&shark->tea.mutex);
296 v4l2_device_disconnect(&shark->v4l2_dev);
297 snd_tea575x_exit(&shark->tea);
298 mutex_unlock(&shark->tea.mutex);
300 shark_unregister_leds(shark);
302 v4l2_device_put(&shark->v4l2_dev);
307 struct shark_device *shark = v4l2_dev_to_shark(v4l2_dev);
309 v4l2_device_unregister(&shark->v4l2_dev);
310 kfree(shark->transfer_buffer);
311 kfree(shark);
317 struct shark_device *shark;
330 shark = kzalloc(sizeof(struct shark_device), GFP_KERNEL);
331 if (!shark)
334 shark->transfer_buffer = kmalloc(TB_LEN, GFP_KERNEL);
335 if (!shark->transfer_buffer)
338 v4l2_device_set_name(&shark->v4l2_dev, DRV_NAME, &shark_instance);
340 retval = shark_register_leds(shark, &intf->dev);
344 shark->v4l2_dev.release = usb_shark_release;
345 retval = v4l2_device_register(&intf->dev, &shark->v4l2_dev);
347 v4l2_err(&shark->v4l2_dev, "couldn't register v4l2_device\n");
351 shark->usbdev = interface_to_usbdev(intf);
352 shark->tea.v4l2_dev = &shark->v4l2_dev;
353 shark->tea.private_data = shark;
354 shark->tea.radio_nr = -1;
355 shark->tea.ops = &shark_tea_ops;
356 shark->tea.cannot_mute = true;
357 shark->tea.has_am = true;
358 strscpy(shark->tea.card, "Griffin radioSHARK",
359 sizeof(shark->tea.card));
360 usb_make_path(shark->usbdev, shark->tea.bus_info,
361 sizeof(shark->tea.bus_info));
363 retval = snd_tea575x_init(&shark->tea, THIS_MODULE);
365 v4l2_err(&shark->v4l2_dev, "couldn't init tea5757\n");
372 v4l2_device_unregister(&shark->v4l2_dev);
374 shark_unregister_leds(shark);
376 kfree(shark->transfer_buffer);
378 kfree(shark);
392 struct shark_device *shark = v4l2_dev_to_shark(v4l2_dev);
394 mutex_lock(&shark->tea.mutex);
395 snd_tea575x_set_freq(&shark->tea);
396 mutex_unlock(&shark->tea.mutex);
398 shark_resume_leds(shark);