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authorJarkko Nikula <jarkko.nikula@linux.intel.com>2014-08-26 17:03:13 +0300
committerMark Brown <broonie@linaro.org>2014-08-27 13:00:26 +0100
commitf4821e8e8e957fe4c601a49b9a97b7399d5f7ab1 (patch)
tree5f727287482f6fdade6c061b6036576dc6df21a6 /sound
parent7d1311b93e58ed55f3a31cc8f94c4b8fe988a2b9 (diff)
ASoC: rt5640: Do not allow regmap to use bulk read-write operations
Debugging showed Realtek RT5642 doesn't support autoincrementing writes so driver should set the use_single_rw flag for regmap. Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com> Signed-off-by: Mark Brown <broonie@linaro.org> Cc: stable@vger.kernel.org
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/codecs/rt5640.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt5640.c b/sound/soc/codecs/rt5640.c
index 6bc6efdec55..f1ec6e6bd08 100644
--- a/sound/soc/codecs/rt5640.c
+++ b/sound/soc/codecs/rt5640.c
@@ -2059,6 +2059,7 @@ static struct snd_soc_codec_driver soc_codec_dev_rt5640 = {
static const struct regmap_config rt5640_regmap = {
.reg_bits = 8,
.val_bits = 16,
+ .use_single_rw = true,
.max_register = RT5640_VENDOR_ID2 + 1 + (ARRAY_SIZE(rt5640_ranges) *
RT5640_PR_SPACING),