diff options
| author | Hans de Goede <hdegoede@redhat.com> | 2012-08-11 12:37:13 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-09-13 17:42:11 -0300 |
| commit | d1f280d615a0f0b723dac5a2cd3f2f7f18bca4fa (patch) | |
| tree | ac916f6f898f70461dd05eac0b11bddff5a1d0c7 /drivers/media/radio | |
| parent | d7aab0bf9dbd658c25e815aa034042aed6801f3e (diff) | |
[media] radio-shark2: Add support for suspend & resume
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/radio')
| -rw-r--r-- | drivers/media/radio/radio-shark2.c | 39 | ||||
| -rw-r--r-- | drivers/media/radio/radio-tea5777.c | 2 | ||||
| -rw-r--r-- | drivers/media/radio/radio-tea5777.h | 1 |
3 files changed, 41 insertions, 1 deletions
diff --git a/drivers/media/radio/radio-shark2.c b/drivers/media/radio/radio-shark2.c index 7c730a0277a..9740c760b73 100644 --- a/drivers/media/radio/radio-shark2.c +++ b/drivers/media/radio/radio-shark2.c @@ -209,6 +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]; @@ -235,6 +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) { @@ -243,6 +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) @@ -327,6 +339,28 @@ err_alloc_buffer: return retval; } +#ifdef CONFIG_PM +int usb_shark_suspend(struct usb_interface *intf, pm_message_t message) +{ + return 0; +} + +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 | @@ -346,5 +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); diff --git a/drivers/media/radio/radio-tea5777.c b/drivers/media/radio/radio-tea5777.c index 818e57c2008..ef828982979 100644 --- a/drivers/media/radio/radio-tea5777.c +++ b/drivers/media/radio/radio-tea5777.c @@ -184,7 +184,7 @@ static u32 tea5777_freq_to_v4l2_freq(struct radio_tea5777 *tea, u32 freq) return 0; /* Never reached */ } -static int radio_tea5777_set_freq(struct radio_tea5777 *tea) +int radio_tea5777_set_freq(struct radio_tea5777 *tea) { u32 freq; int res; diff --git a/drivers/media/radio/radio-tea5777.h b/drivers/media/radio/radio-tea5777.h index ffbae9ca84e..4ea43a90a15 100644 --- a/drivers/media/radio/radio-tea5777.h +++ b/drivers/media/radio/radio-tea5777.h @@ -85,5 +85,6 @@ struct radio_tea5777 { int radio_tea5777_init(struct radio_tea5777 *tea, struct module *owner); void radio_tea5777_exit(struct radio_tea5777 *tea); +int radio_tea5777_set_freq(struct radio_tea5777 *tea); #endif /* __RADIO_TEA5777_H */ |