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authorWang Zidan <b50113@freescale.com>2014-08-04 11:21:10 +0800
committerRichard Purdie <richard.purdie@linuxfoundation.org>2014-08-06 10:03:20 +0100
commita06c9340e99df56ce79f03b56a25a694997daefc (patch)
tree05af683fab0036a4dc5dfae8fb56c1fc69b6cd49 /meta/recipes-multimedia/alsa
parent9a923b9191676663477956809b44397d61b0a680 (diff)
downloadpoky-a06c9340e99df56ce79f03b56a25a694997daefc.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. (From OE-Core rev: b8d472cb96cf4f6c3077bdb8acf1026d37dac438) Signed-off-by: Wang Zidan <b50113@freescale.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-multimedia/alsa')
-rwxr-xr-xmeta/recipes-multimedia/alsa/alsa-lib/0001-pcm-rate-fix-hw_ptr-exceed-the-boundary.patch34
-rw-r--r--meta/recipes-multimedia/alsa/alsa-lib_1.0.27.2.bb1
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 @@
1From 035f196bcdc1e9903ed52ad1859dc23d3aa74e72 Mon Sep 17 00:00:00 2001
2From: Shengjiu Wang <shengjiu.wang@freescale.com>
3Date: Mon, 14 Jul 2014 16:55:48 +0800
4Subject: [PATCH] pcm: rate: fix hw_ptr exceed the boundary
5
6For long time test case, the hw_ptr will exceed the boundary, then cause
7the avail size wrong.
8
9Commit is 035f196bcdc1e9903ed52ad1859dc23d3aa74e72 in master branch
10
11Upstream Status: Backported
12
13Signed-off-by: Shengjiu Wang <shengjiu.wang@freescale.com>
14Signed-off-by: Takashi Iwai <tiwai@suse.de>
15---
16 src/pcm/pcm_rate.c | 2 ++
17 1 file changed, 2 insertions(+)
18
19diff --git a/src/pcm/pcm_rate.c b/src/pcm/pcm_rate.c
20index 7f667d4..2563d82 100644
21--- a/src/pcm/pcm_rate.c
22+++ b/src/pcm/pcm_rate.c
23@@ -574,6 +574,8 @@ static inline void snd_pcm_rate_sync_hwptr(snd_pcm_t *pcm)
24 rate->hw_ptr =
25 (slave_hw_ptr / rate->gen.slave->period_size) * pcm->period_size +
26 rate->ops.input_frames(rate->obj, slave_hw_ptr % rate->gen.slave->period_size);
27+
28+ rate->hw_ptr %= pcm->boundary;
29 }
30
31 static int snd_pcm_rate_hwsync(snd_pcm_t *pcm)
32--
331.7.9.5
34
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 \
19 file://fix-tstamp-declaration.patch \ 19 file://fix-tstamp-declaration.patch \
20 file://Update-iatomic.h-functions-definitions-for-mips.patch \ 20 file://Update-iatomic.h-functions-definitions-for-mips.patch \
21 file://0001-pcm-route-Use-get32-for-multi-source-route-calculati.patch \ 21 file://0001-pcm-route-Use-get32-for-multi-source-route-calculati.patch \
22 file://0001-pcm-rate-fix-hw_ptr-exceed-the-boundary.patch \
22" 23"
23SRC_URI[md5sum] = "69129a7c37697f81ac092335e9fa452b" 24SRC_URI[md5sum] = "69129a7c37697f81ac092335e9fa452b"
24SRC_URI[sha256sum] = "690ed393e7efd4fc7e3a2d2cda5449298ca0c895197e5914e350882012430d19" 25SRC_URI[sha256sum] = "690ed393e7efd4fc7e3a2d2cda5449298ca0c895197e5914e350882012430d19"