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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>
Gregor Boirie 9 years ago
parent
dfe3ab1af0
commit
169a88c1ee
1 changed files with 2 additions and 2 deletions
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  1. 2 2
      drivers/iio/common/st_sensors/st_sensors_i2c.c

+ 2 - 2
drivers/iio/common/st_sensors/st_sensors_i2c.c
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@@ -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,