| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.14 007/109] ASoC: rt5651: Fix regcache sync errors on resume | Date | Fri, 16 Mar 2018 16:22:36 +0100 |
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4.14-stable review patch. If anyone has any objections, please let me know.
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From: Hans de Goede <hdegoede@redhat.com>
commit 2d30e9494f1ea320aaaad0cff9ddd92c87eac355 upstream.
The ALC5651 does not like multi-write accesses, avoid them. This fixes:
rt5651 i2c-10EC5651:00: Unable to sync registers 0x27-0x28. -121
Errors on resume (and all registers after the registers in the error not being synced).
Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Mark Brown <broonie@kernel.org> Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- sound/soc/codecs/rt5651.c | 1 + 1 file changed, 1 insertion(+)
--- a/sound/soc/codecs/rt5651.c +++ b/sound/soc/codecs/rt5651.c @@ -1694,6 +1694,7 @@ static const struct regmap_config rt5651 .num_reg_defaults = ARRAY_SIZE(rt5651_reg), .ranges = rt5651_ranges, .num_ranges = ARRAY_SIZE(rt5651_ranges), + .use_single_rw = true, }; #if defined(CONFIG_OF)
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