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authorHarunobu Kurokawa <harunobu.kurokawa.dn@renesas.com>2016-12-21 23:10:36 +0900
committerJan-Simon Moeller <jsmoeller@linuxfoundation.org>2016-12-21 16:13:13 +0000
commitbfdf1a0cfd9c8afbdf472345269037fb75f5c432 (patch)
treefe4f38b987c05a773cdbdc1c640e319ae509a062 /meta-rcar-gen2/recipes-kernel/linux
parenta45baaeac41ef0975315aa10a13cd3dc1d0c531f (diff)
rcar-gen2: linux-renesas: Add audio patch to fix SPEC-365
Fix the issue that pulseaudio sometimes doesn't work correctly. Bug-AGL: SPEC-365 Change-Id: I30420d80691212a072d7604be6a3833c680bce1e Signed-off-by: Harunobu Kurokawa <harunobu.kurokawa.dn@renesas.com>
Diffstat (limited to 'meta-rcar-gen2/recipes-kernel/linux')
-rw-r--r--meta-rcar-gen2/recipes-kernel/linux/linux-renesas/0001-ASoC-ak4642-Replace-mdelay-function-to-msleep.patch29
-rw-r--r--meta-rcar-gen2/recipes-kernel/linux/linux-renesas_3.10.bb1
2 files changed, 30 insertions, 0 deletions
diff --git a/meta-rcar-gen2/recipes-kernel/linux/linux-renesas/0001-ASoC-ak4642-Replace-mdelay-function-to-msleep.patch b/meta-rcar-gen2/recipes-kernel/linux/linux-renesas/0001-ASoC-ak4642-Replace-mdelay-function-to-msleep.patch
new file mode 100644
index 0000000..7bfff9a
--- /dev/null
+++ b/meta-rcar-gen2/recipes-kernel/linux/linux-renesas/0001-ASoC-ak4642-Replace-mdelay-function-to-msleep.patch
@@ -0,0 +1,29 @@
+From 21b85faf93b8028cfa477279354bedab93dcea04 Mon Sep 17 00:00:00 2001
+From: Harunobu Kurokawa <harunobu.kurokawa.dn@renesas.com>
+Date: Wed, 21 Dec 2016 11:27:34 +0900
+Subject: [PATCH] ASoC: ak4642: Replace mdelay function to msleep
+
+Replace mdelay to msleep to avoid busy loop on ak4642_lout_event().
+Otherwise, sometimes playback doesn't work correctly when pulseaudio was used.
+
+Signed-off-by: Harunobu Kurokawa <harunobu.kurokawa.dn@renesas.com>
+---
+ sound/soc/codecs/ak4642.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/sound/soc/codecs/ak4642.c b/sound/soc/codecs/ak4642.c
+index 40500cd..0205ae1 100644
+--- a/sound/soc/codecs/ak4642.c
++++ b/sound/soc/codecs/ak4642.c
+@@ -186,7 +186,7 @@ static int ak4642_lout_event(struct snd_soc_dapm_widget *w,
+ break;
+ case SND_SOC_DAPM_POST_PMU: /* after widget power up */
+ /* Power save mode OFF */
+- mdelay(popup_wait);
++ msleep(popup_wait);
+ snd_soc_update_bits(codec, SG_SL2, LOPS, 0);
+ break;
+ case SND_SOC_DAPM_PRE_PMD: /* before widget power down */
+--
+2.9.2
+
diff --git a/meta-rcar-gen2/recipes-kernel/linux/linux-renesas_3.10.bb b/meta-rcar-gen2/recipes-kernel/linux/linux-renesas_3.10.bb
index 010e362..4d8e332 100644
--- a/meta-rcar-gen2/recipes-kernel/linux/linux-renesas_3.10.bb
+++ b/meta-rcar-gen2/recipes-kernel/linux/linux-renesas_3.10.bb
@@ -17,6 +17,7 @@ SRC_URI = "${RENESAS_BACKPORTS_URL};protocol=git;branch=bsp/v3.10.31-ltsi/rcar-g
file://0001-arm-koelsch-Add-vmalloc-384M-to-bootargs-of-DTS.patch \
file://0001-arm-alt-Add-vmalloc-384M-to-bootargs-of-DTS.patch \
file://0001-arm-gose-Add-vmalloc-384M-to-bootargs-of-DTS.patch \
+ file://0001-ASoC-ak4642-Replace-mdelay-function-to-msleep.patch \
"
SRC_URI_append_porter = " \