From 169a88c1ee19b0734c9703d51a6d8ebe538f5bc3 Mon Sep 17 00:00:00 2001 From: Gregor Boirie <gregor.boirie@parrot.com> Date: Tue, 19 Apr 2016 11:18:39 +0200 Subject: iio:st_sensors: emulate SMBus block read if needed Use SMBus "block read" protocol only when supported by adapter. Signed-off-by: Gregor Boirie <gregor.boirie@parrot.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org> --- drivers/iio/common/st_sensors/st_sensors_i2c.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'drivers/iio') diff --git a/drivers/iio/common/st_sensors/st_sensors_i2c.c b/drivers/iio/common/st_sensors/st_sensors_i2c.c index 98cfee296d46..b43aa36031f8 100644 --- a/drivers/iio/common/st_sensors/st_sensors_i2c.c +++ b/drivers/iio/common/st_sensors/st_sensors_i2c.c @@ -48,8 +48,8 @@ static int st_sensors_i2c_read_multiple_byte( if (multiread_bit) reg_addr |= ST_SENSORS_I2C_MULTIREAD; - return i2c_smbus_read_i2c_block_data(to_i2c_client(dev), - reg_addr, len, data); + return i2c_smbus_read_i2c_block_data_or_emulated(to_i2c_client(dev), + reg_addr, len, data); } static int st_sensors_i2c_write_byte(struct st_sensor_transfer_buffer *tb, -- cgit v1.2.3