From 55d3b664d43b66129671f30f3e790e824d1d0e0f Mon Sep 17 00:00:00 2001 From: Frank Praznik Date: Mon, 14 Apr 2014 10:11:32 -0400 Subject: HID: sony: Use a struct for the Sixaxis output report. Use a struct for the Sixaxis output report that uses named members to set the report fields. Signed-off-by: Frank Praznik Signed-off-by: Jiri Kosina --- drivers/hid/hid-sony.c | 66 +++++++++++++++++++++++++++++++++++++------------- 1 file changed, 49 insertions(+), 17 deletions(-) (limited to 'drivers/hid') diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c index 243209c4dcaf..58e0bfadd6bf 100644 --- a/drivers/hid/hid-sony.c +++ b/drivers/hid/hid-sony.c @@ -717,6 +717,36 @@ static enum power_supply_property sony_battery_props[] = { POWER_SUPPLY_PROP_STATUS, }; +struct sixaxis_led { + __u8 time_enabled; /* the total time the led is active (0xff means forever) */ + __u8 duty_length; /* how long a cycle is in deciseconds (0 means "really fast") */ + __u8 enabled; + __u8 duty_off; /* % of duty_length the led is off (0xff means 100%) */ + __u8 duty_on; /* % of duty_length the led is on (0xff mean 100%) */ +} __packed; + +struct sixaxis_rumble { + __u8 padding; + __u8 right_duration; /* Right motor duration (0xff means forever) */ + __u8 right_motor_on; /* Right (small) motor on/off, only supports values of 0 or 1 (off/on) */ + __u8 left_duration; /* Left motor duration (0xff means forever) */ + __u8 left_motor_force; /* left (large) motor, supports force values from 0 to 255 */ +} __packed; + +struct sixaxis_output_report { + __u8 report_id; + struct sixaxis_rumble rumble; + __u8 padding[4]; + __u8 leds_bitmap; /* bitmap of enabled LEDs: LED_1 = 0x02, LED_2 = 0x04, ... */ + struct sixaxis_led led[4]; /* LEDx at (4 - x) */ + struct sixaxis_led _reserved; /* LED5, not actually soldered */ +} __packed; + +union sixaxis_output_report_01 { + struct sixaxis_output_report data; + __u8 buf[36]; +}; + static spinlock_t sony_dev_list_lock; static LIST_HEAD(sony_device_list); @@ -1244,29 +1274,31 @@ error_leds: static void sixaxis_state_worker(struct work_struct *work) { struct sony_sc *sc = container_of(work, struct sony_sc, state_worker); - unsigned char buf[] = { - 0x01, - 0x00, 0xff, 0x00, 0xff, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, - 0xff, 0x27, 0x10, 0x00, 0x32, - 0xff, 0x27, 0x10, 0x00, 0x32, - 0xff, 0x27, 0x10, 0x00, 0x32, - 0xff, 0x27, 0x10, 0x00, 0x32, - 0x00, 0x00, 0x00, 0x00, 0x00 + union sixaxis_output_report_01 report = { + .buf = { + 0x01, + 0x00, 0xff, 0x00, 0xff, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, + 0xff, 0x27, 0x10, 0x00, 0x32, + 0xff, 0x27, 0x10, 0x00, 0x32, + 0xff, 0x27, 0x10, 0x00, 0x32, + 0xff, 0x27, 0x10, 0x00, 0x32, + 0x00, 0x00, 0x00, 0x00, 0x00 + } }; #ifdef CONFIG_SONY_FF - buf[3] = sc->right ? 1 : 0; - buf[5] = sc->left; + report.data.rumble.right_motor_on = sc->right ? 1 : 0; + report.data.rumble.left_motor_force = sc->left; #endif - buf[10] |= sc->led_state[0] << 1; - buf[10] |= sc->led_state[1] << 2; - buf[10] |= sc->led_state[2] << 3; - buf[10] |= sc->led_state[3] << 4; + report.data.leds_bitmap |= sc->led_state[0] << 1; + report.data.leds_bitmap |= sc->led_state[1] << 2; + report.data.leds_bitmap |= sc->led_state[2] << 3; + report.data.leds_bitmap |= sc->led_state[3] << 4; - hid_hw_raw_request(sc->hdev, 0x01, buf, sizeof(buf), HID_OUTPUT_REPORT, - HID_REQ_SET_REPORT); + hid_hw_raw_request(sc->hdev, report.data.report_id, report.buf, + sizeof(report), HID_OUTPUT_REPORT, HID_REQ_SET_REPORT); } static void dualshock4_state_worker(struct work_struct *work) -- cgit v1.2.3-59-g8ed1b