C++ (Cpp) BMA250_GET_BITSLICE Examples

Example #1

File: bma250_driver.c Project: Philippe12/kernel_msm

static int bma250_read_accel_z(struct i2c_client *client, short *a_z)
{
	int comres;
	unsigned char data[2];

	comres = bma250_smbus_read_byte_block(client,
			BMA250_ACC_Z_LSB__REG, data, 2);
	*a_z = BMA250_GET_BITSLICE(data[0], BMA250_ACC_Z_LSB)
		| BMA250_GET_BITSLICE(data[1], BMA250_ACC_Z_MSB)
		<<BMA250_ACC_Z_LSB__LEN;
	*a_z = *a_z << (sizeof(short)*8
			-(BMA250_ACC_Z_LSB__LEN+BMA250_ACC_Z_MSB__LEN));
	*a_z = *a_z >> (sizeof(short)*8
			-(BMA250_ACC_Z_LSB__LEN+BMA250_ACC_Z_MSB__LEN));

	return comres;
}

Example #2

File: sensor_bma250.c Project: AmesianX/telechips-linux

unsigned char bma250_get_cal_ready(struct i2c_client *client)
{
	unsigned char data;

	data = SENSOR_READ_DAT(client,BMA250_OFFSET_CTRL_REG);
	data = BMA250_GET_BITSLICE(data, BMA250_FAST_COMP_RDY_S);
	return data;
}

Example #3

File: sensor_bma250.c Project: AmesianX/telechips-linux

unsigned char bma250_get_offset_target_z(struct i2c_client *client)
{
	unsigned char data;

	data = SENSOR_READ_DAT( client,BMA250_OFFSET_PARAMS_REG);
	data = BMA250_GET_BITSLICE(data, BMA250_COMP_TARGET_OFFSET_Z);

	return data;
}

Example #4

File: sensor_bma250.c Project: AmesianX/telechips-linux

static int bma250_read_accel_xyz(struct i2c_client *client,
		struct bmasensoracc *acc)
{
	int comres;
	unsigned char data[6];

	comres = bma250_smbus_read_byte_block(client,
			BMA250_ACC_X_LSB__REG, data, 6);

	acc->x = BMA250_GET_BITSLICE(data[0], BMA250_ACC_X_LSB)
		|(BMA250_GET_BITSLICE(data[1],
					BMA250_ACC_X_MSB)<<BMA250_ACC_X_LSB__LEN);
	acc->x = acc->x << (sizeof(short)*8-(BMA250_ACC_X_LSB__LEN
				+ BMA250_ACC_X_MSB__LEN));
	acc->x = acc->x >> (sizeof(short)*8-(BMA250_ACC_X_LSB__LEN
				+ BMA250_ACC_X_MSB__LEN));
	acc->y = BMA250_GET_BITSLICE(data[2], BMA250_ACC_Y_LSB)
		| (BMA250_GET_BITSLICE(data[3],
					BMA250_ACC_Y_MSB)<<BMA250_ACC_Y_LSB__LEN);
	acc->y = acc->y << (sizeof(short)*8-(BMA250_ACC_Y_LSB__LEN
				+ BMA250_ACC_Y_MSB__LEN));
	acc->y = acc->y >> (sizeof(short)*8-(BMA250_ACC_Y_LSB__LEN
				+ BMA250_ACC_Y_MSB__LEN));

	acc->z = BMA250_GET_BITSLICE(data[4], BMA250_ACC_Z_LSB)
		| (BMA250_GET_BITSLICE(data[5],
					BMA250_ACC_Z_MSB)<<BMA250_ACC_Z_LSB__LEN);
	acc->z = acc->z << (sizeof(short)*8-(BMA250_ACC_Z_LSB__LEN+ BMA250_ACC_Z_MSB__LEN));
	acc->z = acc->z >> (sizeof(short)*8-(BMA250_ACC_Z_LSB__LEN+ BMA250_ACC_Z_MSB__LEN));


	return comres;
}

Example #5

File: bma250_driver.c Project: Philippe12/kernel_msm

static int bma250_get_eeprom_writing_status(struct i2c_client *client,
							unsigned char *eewrite)
{
	int comres = 0;
	unsigned char data;

	comres = bma250_smbus_read_byte(client,
				BMA250_EEPROM_CTRL_REG, &data);
	data = BMA250_GET_BITSLICE(data, BMA250_EE_WRITE_SETTING_S);
	*eewrite = data;

	return comres;
}

Example #6

File: bma250_driver.c Project: Philippe12/kernel_msm

static int bma250_get_cal_ready(struct i2c_client *client,
		unsigned char *calrdy)
{
	int comres = 0 ;
	unsigned char data;

	comres = bma250_smbus_read_byte(client,
			BMA250_OFFSET_CTRL_REG, &data);
	data = BMA250_GET_BITSLICE(data, BMA250_FAST_COMP_RDY_S);
	*calrdy = data;

	return comres;
}

Example #7

File: bma250_driver.c Project: emuikernel/YulongKernel

static int bma250_get_offset_target_z(struct i2c_client *client,
		unsigned char *offsettarget)
{
	int comres = 0 ;
	unsigned char data;

	comres = bma250_smbus_read_byte(client,
			BMA250_OFFSET_PARAMS_REG, &data);
	data = BMA250_GET_BITSLICE(data, BMA250_COMP_TARGET_OFFSET_Z);
	*offsettarget = data;

	return comres;
}

Example #8

static int bma250_get_range(struct i2c_client *client, unsigned char *Range)
{
	int comres = 0;
	unsigned char data = '\0';

	if (client == NULL) {
		comres = -1;
	} else {
		comres = bma250_smbus_read_byte(client, BMA250_RANGE_SEL__REG,
						&data);
		data = BMA250_GET_BITSLICE(data, BMA250_RANGE_SEL);
		*Range = data;
	}

	return comres;
}

Example #9

File: bma250_driver.c Project: Philippe12/kernel_msm

static int bma250_get_bandwidth(struct i2c_client *client, unsigned char *BW)
{
	int comres = 0;
	unsigned char data;

	if (client == NULL) {
		comres = -1;
	} else{
		comres = bma250_smbus_read_byte(client, BMA250_BANDWIDTH__REG,
				&data);
		data = BMA250_GET_BITSLICE(data, BMA250_BANDWIDTH);
		if (data < BMA250_BW_7_81HZ)
			*BW = BMA250_BW_7_81HZ;
		else if (data > BMA250_BW_1000HZ)
			*BW = BMA250_BW_1000HZ;
		else
			*BW = data;
	}

	return comres;
}

Example #10

static int bma250_get_bandwidth(struct i2c_client *client, unsigned char *BW)
{
	int comres = 0;
	unsigned char data = '\0';

	if (client == NULL) {
		comres = -1;
	} else {
		comres = bma250_smbus_read_byte(client, BMA250_BANDWIDTH__REG,
						&data);
		data = BMA250_GET_BITSLICE(data, BMA250_BANDWIDTH);
		if (data <= 8) {
			*BW = 0;
		} else {
			if (data >= 0x0F)
				*BW = 7;
			else
				*BW = data - 8;

		}
	}

	return comres;
}