diff options
Diffstat (limited to 'recipes-kernel/linux/linux-handheld-4.0/h1940/0015-ASoC-uda1380-Avoid-accessing-i2c-bus-when-codec-is-d.patch')
-rw-r--r-- | recipes-kernel/linux/linux-handheld-4.0/h1940/0015-ASoC-uda1380-Avoid-accessing-i2c-bus-when-codec-is-d.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/recipes-kernel/linux/linux-handheld-4.0/h1940/0015-ASoC-uda1380-Avoid-accessing-i2c-bus-when-codec-is-d.patch b/recipes-kernel/linux/linux-handheld-4.0/h1940/0015-ASoC-uda1380-Avoid-accessing-i2c-bus-when-codec-is-d.patch new file mode 100644 index 0000000..ce9b401 --- /dev/null +++ b/recipes-kernel/linux/linux-handheld-4.0/h1940/0015-ASoC-uda1380-Avoid-accessing-i2c-bus-when-codec-is-d.patch @@ -0,0 +1,31 @@ +From 7c045b05856e68edd5a871960a1bebf522aaf635 Mon Sep 17 00:00:00 2001 +From: Vasily Khoruzhick <anarsoul@gmail.com> +Date: Wed, 22 Apr 2015 22:56:22 +0300 +Subject: [PATCH 15/15] ASoC: uda1380: Avoid accessing i2c bus when codec is + disabled + +set_dai_fmt_both() callback is called from snd_soc_runtime_set_dai_fmt() +which is called from snd_soc_register_card(), but at this time codec +is not powered on yet. Replace direct i2c write with regcache write. + +Signed-off-by: Vasily Khoruzhick <anarsoul@gmail.com> +--- + sound/soc/codecs/uda1380.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/sound/soc/codecs/uda1380.c b/sound/soc/codecs/uda1380.c +index dc7778b..c3c33bd 100644 +--- a/sound/soc/codecs/uda1380.c ++++ b/sound/soc/codecs/uda1380.c +@@ -437,7 +437,7 @@ static int uda1380_set_dai_fmt_both(struct snd_soc_dai *codec_dai, + if ((fmt & SND_SOC_DAIFMT_MASTER_MASK) != SND_SOC_DAIFMT_CBS_CFS) + return -EINVAL; + +- uda1380_write(codec, UDA1380_IFACE, iface); ++ uda1380_write_reg_cache(codec, UDA1380_IFACE, iface); + + return 0; + } +-- +2.3.5 + |