Merge "input: sensors: add MPU6050 batching support" (e22a9bf6) · Commits · e / devices / android_kernel_sony_msm8994

drivers/input/misc/mpu6050.c

+667 −142

File changed.

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drivers/input/misc/mpu6050.h

+23 −5

Original line number	Diff line number	Diff line
		@@ -33,6 +33,7 @@
		#define REG_ACCEL_MOT_DUR 0x20

		#define REG_FIFO_EN 0x23
		#define FIFO_DISABLE_ALL 0x00
		#define BIT_ACCEL_OUT 0x08
		#define BITS_GYRO_OUT 0x70

		@@ -47,14 +48,17 @@
		#define REG_INT_ENABLE 0x38
		#define BIT_DATA_RDY_EN 0x01
		#define BIT_DMP_INT_EN 0x02
		#define BIT_FIFO_OVERFLOW 0x10
		#define BIT_ZMOT_EN 0x20
		#define BIT_MOT_EN 0x40
		#define BIT_6500_WOM_EN 0x40

		#define REG_DMP_INT_STATUS 0x39

		#define REG_INT_STATUS 0x3A
		#define BIT_DATA_RDY_INT 0x01
		#define BIT_DMP_INT_INT 0x02
		#define BIT_FIFO_OVERFLOW 0x10
		#define BIT_ZMOT_INT 0x20
		#define BIT_MOT_INT 0x40
		#define BIT_6500_WOM_INT 0x40
		@@ -75,6 +79,10 @@
		#define REG_DETECT_CTRL 0x69
		#define MOT_DET_DELAY_SHIFT 4

		#define REG_USER_CTRL 0x6A
		#define BIT_FIFO_EN 0x40
		#define BIT_FIFO_RESET 0x04

		#define REG_PWR_MGMT_1 0x6B
		#define BIT_H_RESET 0x80
		#define BIT_SLEEP 0x40
		@@ -119,6 +127,7 @@

		/* initial configure */
		#define INIT_FIFO_RATE 200

		#define DEFAULT_MOT_THR 1
		#define DEFAULT_MOT_DET_DUR 1
		#define DEFAULT_MOT_DET_DELAY 0
		@@ -127,6 +136,10 @@
		#define MPU6050_RESET_RETRY_CNT 10
		#define MPU6050_RESET_WAIT_MS 20

		/* FIFO related constant */
		#define MPU6050_FIFO_SIZE_BYTE 1024
		#define MPU6050_FIFO_CNT_SIZE 2

		enum mpu_device_id {
		MPU6050_ID = 0x68,
		MPU6500_ID = 0x70,
		@@ -206,13 +219,13 @@ enum inv_devices {
		* @int_pin_cfg: Interrupt pin and I2C bypass configuration.
		* @int_enable: Interrupt enable register.
		* @int_status: Interrupt flags.
		* @user_ctrl: User control.
		* @pwr_mgmt_1: Controls chip's power state and clock source.
		* @pwr_mgmt_2: Controls power state of individual sensors.
		*/
		struct mpu_reg_map {
		u8 sample_rate_div;
		u8 lpf;
		u8 user_ctrl;
		u8 fifo_en;
		u8 gyro_config;
		u8 accel_config;
		@@ -226,6 +239,7 @@ struct mpu_reg_map {
		u8 int_pin_cfg;
		u8 int_enable;
		u8 int_status;
		u8 user_ctrl;
		u8 pwr_mgmt_1;
		u8 pwr_mgmt_2;
		};
		@@ -241,11 +255,14 @@ struct mpu_reg_map {
		* @gyro_enable: enable gyro functionality
		* @gyro_fifo_enable: enable gyro data output
		* @is_asleep: 1 if chip is powered down.
		* @lpa_mod: low power mode.
		* @lpa_mode: low power mode.
		* @tap_on: tap on/off.
		* @flick_int_on: flick interrupt on/off.
		* @int_enabled: interrupt is enabled.
		* @lpa_freq: low power frequency
		* @mot_det_on: motion detection wakeup enabled.
		* @cfg_fifo_en: FIFO R/W is enabled in USER_CTRL register.
		* @int_pin_cfg: interrupt pin configuration.
		* @lpa_freq: frequency of low power accelerometer.
		* @rate_div: Sampling rate divider.
		*/
		struct mpu_chip_config {
		@@ -263,6 +280,7 @@ struct mpu_chip_config {
		u32 flick_int_on:1;
		u32 int_enabled:1;
		u32 mot_det_on:1;
		u32 cfg_fifo_en:1;
		u8 int_pin_cfg;
		u16 lpa_freq;
		u16 rate_div;