diff options
| author |   Wang Zidan <b50113@freescale.com> | 2014-08-04 11:21:10 +0800 |
|---|---|---|
| committer |   Richard Purdie <richard.purdie@linuxfoundation.org> | 2014-08-06 10:02:39 +0100 |
| commit | b8d472cb96cf4f6c3077bdb8acf1026d37dac438 (patch) | |
| tree | 016fcbd0176ac0e6a821a05a899924f9af8e9ff3 | |
| parent | aef6f71e68c3ef1d662cda237d85307142a997be (diff) | |
| download | openembedded-core-contrib-b8d472cb96cf4f6c3077bdb8acf1026d37dac438.tar.gz | |
alsa-lib: fix hw_ptr exceed the boundary
For long time test case, the hw_ptr will exceed the boundary, then cause
the avail size wrong.
Signed-off-by: Wang Zidan <b50113@freescale.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
| -rwxr-xr-x | meta/recipes-multimedia/alsa/alsa-lib/0001-pcm-rate-fix-hw_ptr-exceed-the-boundary.patch | 34 | ||||
| -rw-r--r-- | meta/recipes-multimedia/alsa/alsa-lib_1.0.27.2.bb | 1 |
2 files changed, 35 insertions, 0 deletions
diff --git a/meta/recipes-multimedia/alsa/alsa-lib/0001-pcm-rate-fix-hw_ptr-exceed-the-boundary.patch b/meta/recipes-multimedia/alsa/alsa-lib/0001-pcm-rate-fix-hw_ptr-exceed-the-boundary.patch new file mode 100755 index 0000000000..8be3d757a1 --- /dev/null +++ b/meta/recipes-multimedia/alsa/alsa-lib/0001-pcm-rate-fix-hw_ptr-exceed-the-boundary.patch @@ -0,0 +1,34 @@ +From 035f196bcdc1e9903ed52ad1859dc23d3aa74e72 Mon Sep 17 00:00:00 2001 +From: Shengjiu Wang <shengjiu.wang@freescale.com> +Date: Mon, 14 Jul 2014 16:55:48 +0800 +Subject: [PATCH] pcm: rate: fix hw_ptr exceed the boundary + +For long time test case, the hw_ptr will exceed the boundary, then cause +the avail size wrong. + +Commit is 035f196bcdc1e9903ed52ad1859dc23d3aa74e72 in master branch + +Upstream Status: Backported + +Signed-off-by: Shengjiu Wang <shengjiu.wang@freescale.com> +Signed-off-by: Takashi Iwai <tiwai@suse.de> +--- + src/pcm/pcm_rate.c | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/src/pcm/pcm_rate.c b/src/pcm/pcm_rate.c +index 7f667d4..2563d82 100644 +--- a/src/pcm/pcm_rate.c ++++ b/src/pcm/pcm_rate.c +@@ -574,6 +574,8 @@ static inline void snd_pcm_rate_sync_hwptr(snd_pcm_t *pcm) + rate->hw_ptr = + (slave_hw_ptr / rate->gen.slave->period_size) * pcm->period_size + + rate->ops.input_frames(rate->obj, slave_hw_ptr % rate->gen.slave->period_size); ++ ++ rate->hw_ptr %= pcm->boundary; + } + + static int snd_pcm_rate_hwsync(snd_pcm_t *pcm) +-- +1.7.9.5 + diff --git a/meta/recipes-multimedia/alsa/alsa-lib_1.0.27.2.bb b/meta/recipes-multimedia/alsa/alsa-lib_1.0.27.2.bb index f69ae49547..cce55210a8 100644 --- a/meta/recipes-multimedia/alsa/alsa-lib_1.0.27.2.bb +++ b/meta/recipes-multimedia/alsa/alsa-lib_1.0.27.2.bb @@ -19,6 +19,7 @@ SRC_URI = "ftp://ftp.alsa-project.org/pub/lib/alsa-lib-${PV}.tar.bz2 \ file://fix-tstamp-declaration.patch \ file://Update-iatomic.h-functions-definitions-for-mips.patch \ file://0001-pcm-route-Use-get32-for-multi-source-route-calculati.patch \ + file://0001-pcm-rate-fix-hw_ptr-exceed-the-boundary.patch \ " SRC_URI[md5sum] = "69129a7c37697f81ac092335e9fa452b" SRC_URI[sha256sum] = "690ed393e7efd4fc7e3a2d2cda5449298ca0c895197e5914e350882012430d19" |