Messages in this thread Patch in this message | | | From | Luis Henriques <> | Subject | [PATCH 3.16.y-ckt 098/128] ASoC: wm8974: set cache type for regmap | Date | Sun, 24 Jan 2016 22:00:53 +0000 |
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3.16.7-ckt23 -stable review patch. If anyone has any objections, please let me know.
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From: Mans Rullgard <mans@mansr.com>
commit 1ea5998afe903384ddc16391d4c023cd4c867bea upstream.
Attempting to use this codec driver triggers a BUG() in regcache_sync() since no cache type is set. The register map of this device is fairly small and has few holes so a flat cache is suitable.
Signed-off-by: Mans Rullgard <mans@mansr.com> Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com> Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Luis Henriques <luis.henriques@canonical.com> --- sound/soc/codecs/wm8974.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/sound/soc/codecs/wm8974.c b/sound/soc/codecs/wm8974.c index 0627c56fa44e..c2248db97fc4 100644 --- a/sound/soc/codecs/wm8974.c +++ b/sound/soc/codecs/wm8974.c @@ -587,6 +587,7 @@ static const struct regmap_config wm8974_regmap = { .max_register = WM8974_MONOMIX, .reg_defaults = wm8974_reg_defaults, .num_reg_defaults = ARRAY_SIZE(wm8974_reg_defaults), + .cache_type = REGCACHE_FLAT, }; static int wm8974_probe(struct snd_soc_codec *codec)
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