diff options
Diffstat (limited to 'drivers/hid/hid-sony.c')
| -rw-r--r-- | drivers/hid/hid-sony.c | 65 |
1 files changed, 64 insertions, 1 deletions
diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c index 4ba904b02bc2..1041c44765e1 100644 --- a/drivers/hid/hid-sony.c +++ b/drivers/hid/hid-sony.c @@ -1045,6 +1045,7 @@ struct sony_sc { __u8 battery_charging; __u8 battery_capacity; __u8 led_state[MAX_LEDS]; + __u8 resume_led_state[MAX_LEDS]; __u8 led_delay_on[MAX_LEDS]; __u8 led_delay_off[MAX_LEDS]; __u8 led_count; @@ -1912,6 +1913,12 @@ static void motion_send_output_report(struct sony_sc *sc) hid_hw_output_report(hdev, (__u8 *)report, MOTION_REPORT_0x02_SIZE); } +static inline void sony_send_output_report(struct sony_sc *sc) +{ + if (sc->send_output_report) + sc->send_output_report(sc); +} + static void sony_state_worker(struct work_struct *work) { struct sony_sc *sc = container_of(work, struct sony_sc, state_worker); @@ -2427,6 +2434,56 @@ static void sony_remove(struct hid_device *hdev) hid_hw_stop(hdev); } +#ifdef CONFIG_PM + +static int sony_suspend(struct hid_device *hdev, pm_message_t message) +{ + /* + * On suspend save the current LED state, + * stop running force-feedback and blank the LEDS. + */ + if (SONY_LED_SUPPORT || SONY_FF_SUPPORT) { + struct sony_sc *sc = hid_get_drvdata(hdev); + +#ifdef CONFIG_SONY_FF + sc->left = sc->right = 0; +#endif + + memcpy(sc->resume_led_state, sc->led_state, + sizeof(sc->resume_led_state)); + memset(sc->led_state, 0, sizeof(sc->led_state)); + + sony_send_output_report(sc); + } + + return 0; +} + +static int sony_resume(struct hid_device *hdev) +{ + /* Restore the state of controller LEDs on resume */ + if (SONY_LED_SUPPORT) { + struct sony_sc *sc = hid_get_drvdata(hdev); + + memcpy(sc->led_state, sc->resume_led_state, + sizeof(sc->led_state)); + + /* + * The Sixaxis and navigation controllers on USB need to be + * reinitialized on resume or they won't behave properly. + */ + if ((sc->quirks & SIXAXIS_CONTROLLER_USB) || + (sc->quirks & NAVIGATION_CONTROLLER_USB)) + sixaxis_set_operational_usb(sc->hdev); + + sony_set_leds(sc); + } + + return 0; +} + +#endif + static const struct hid_device_id sony_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER), .driver_data = SIXAXIS_CONTROLLER_USB }, @@ -2476,7 +2533,13 @@ static struct hid_driver sony_driver = { .probe = sony_probe, .remove = sony_remove, .report_fixup = sony_report_fixup, - .raw_event = sony_raw_event + .raw_event = sony_raw_event, + +#ifdef CONFIG_PM + .suspend = sony_suspend, + .resume = sony_resume, + .reset_resume = sony_resume, +#endif }; static int __init sony_init(void) |