diff options
Diffstat (limited to 'drivers/media/radio/radio-shark2.c')
| -rw-r--r-- | drivers/media/radio/radio-shark2.c | 52 |
1 files changed, 43 insertions, 9 deletions
diff --git a/drivers/media/radio/radio-shark2.c b/drivers/media/radio/radio-shark2.c index 7b4efdfaae2..ef65ebbd536 100644 --- a/drivers/media/radio/radio-shark2.c +++ b/drivers/media/radio/radio-shark2.c @@ -86,12 +86,8 @@ static int shark_write_reg(struct radio_tea5777 *tea, u64 reg) for (i = 0; i < 6; i++) shark->transfer_buffer[i + 1] = (reg >> (40 - i * 8)) & 0xff; - v4l2_dbg(1, debug, tea->v4l2_dev, - "shark2-write: %02x %02x %02x %02x %02x %02x %02x\n", - shark->transfer_buffer[0], shark->transfer_buffer[1], - shark->transfer_buffer[2], shark->transfer_buffer[3], - shark->transfer_buffer[4], shark->transfer_buffer[5], - shark->transfer_buffer[6]); + v4l2_dbg(1, debug, tea->v4l2_dev, "shark2-write: %*ph\n", + 7, shark->transfer_buffer); res = usb_interrupt_msg(shark->usbdev, usb_sndintpipe(shark->usbdev, SHARK_OUT_EP), @@ -134,9 +130,8 @@ static int shark_read_reg(struct radio_tea5777 *tea, u32 *reg_ret) for (i = 0; i < 3; i++) reg |= shark->transfer_buffer[i] << (16 - i * 8); - v4l2_dbg(1, debug, tea->v4l2_dev, "shark2-read: %02x %02x %02x\n", - shark->transfer_buffer[0], shark->transfer_buffer[1], - shark->transfer_buffer[2]); + v4l2_dbg(1, debug, tea->v4l2_dev, "shark2-read: %*ph\n", + 3, shark->transfer_buffer); *reg_ret = reg; return 0; @@ -214,6 +209,7 @@ static int shark_register_leds(struct shark_device *shark, struct device *dev) { int i, retval; + atomic_set(&shark->brightness[BLUE_LED], 127); INIT_WORK(&shark->led_work, shark_led_work); for (i = 0; i < NO_LEDS; i++) { shark->leds[i] = shark_led_templates[i]; @@ -240,6 +236,16 @@ static void shark_unregister_leds(struct shark_device *shark) cancel_work_sync(&shark->led_work); } + +static void shark_resume_leds(struct shark_device *shark) +{ + int i; + + for (i = 0; i < NO_LEDS; i++) + set_bit(i, &shark->brightness_new); + + schedule_work(&shark->led_work); +} #else static int shark_register_leds(struct shark_device *shark, struct device *dev) { @@ -248,6 +254,7 @@ static int shark_register_leds(struct shark_device *shark, struct device *dev) return 0; } static inline void shark_unregister_leds(struct shark_device *shark) { } +static inline void shark_resume_leds(struct shark_device *shark) { } #endif static void usb_shark_disconnect(struct usb_interface *intf) @@ -332,6 +339,28 @@ err_alloc_buffer: return retval; } +#ifdef CONFIG_PM +static int usb_shark_suspend(struct usb_interface *intf, pm_message_t message) +{ + return 0; +} + +static int usb_shark_resume(struct usb_interface *intf) +{ + struct v4l2_device *v4l2_dev = usb_get_intfdata(intf); + struct shark_device *shark = v4l2_dev_to_shark(v4l2_dev); + int ret; + + mutex_lock(&shark->tea.mutex); + ret = radio_tea5777_set_freq(&shark->tea); + mutex_unlock(&shark->tea.mutex); + + shark_resume_leds(shark); + + return ret; +} +#endif + /* Specify the bcdDevice value, as the radioSHARK and radioSHARK2 share ids */ static struct usb_device_id usb_shark_device_table[] = { { .match_flags = USB_DEVICE_ID_MATCH_DEVICE_AND_VERSION | @@ -351,5 +380,10 @@ static struct usb_driver usb_shark_driver = { .probe = usb_shark_probe, .disconnect = usb_shark_disconnect, .id_table = usb_shark_device_table, +#ifdef CONFIG_PM + .suspend = usb_shark_suspend, + .resume = usb_shark_resume, + .reset_resume = usb_shark_resume, +#endif }; module_usb_driver(usb_shark_driver); |