Commit 3ad80b82 authored Jul 03, 2014 by Daniel Mack Committed by Mark Brown Jul 03, 2014

ASoC: adau1701: fix adau1701_reg_read()



Fix a long standing bug in the read register routing of adau1701.
The bytes arrive in the buffer in big-endian, so the result has to be
shifted before and-ing the bytes in the loop.

Signed-off-by: Daniel Mack <zonque@gmail.com>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@linaro.org>
Cc: stable@vger.kernel.org

parent 7171511e

sound/soc/codecs/adau1701.c

+4 −2

Original line number	Diff line number	Diff line
		@@ -230,8 +230,10 @@ static int adau1701_reg_read(void *context, unsigned int reg,

		*value = 0;

		for (i = 0; i < size; i++)
		value \|= recv_buf[i] << (i 8);
		for (i = 0; i < size; i++) {
		*value <<= 8;
		*value \|= recv_buf[i];
		}

		return 0;
		}