diff options
Diffstat (limited to 'target/linux/s3c24xx/patches-2.6.24/1117-audio-tickless-timeout.patch.patch')
| -rw-r--r-- | target/linux/s3c24xx/patches-2.6.24/1117-audio-tickless-timeout.patch.patch | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/target/linux/s3c24xx/patches-2.6.24/1117-audio-tickless-timeout.patch.patch b/target/linux/s3c24xx/patches-2.6.24/1117-audio-tickless-timeout.patch.patch deleted file mode 100644 index 1c74f1bfed..0000000000 --- a/target/linux/s3c24xx/patches-2.6.24/1117-audio-tickless-timeout.patch.patch +++ /dev/null @@ -1,57 +0,0 @@ -From 5d6f04132cb5bd8fa8f1c9c9c3dc337aeae18f4c Mon Sep 17 00:00:00 2001 -From: Werner Almesberger <werner@openmoko.org> -Date: Sun, 13 Apr 2008 07:25:55 +0100 -Subject: [PATCH] audio-tickless-timeout.patch - -When we resume, we can end up in -sound/soc/s3c24xx/s3c24xx-i2s.c:s3c24xx_snd_lrsync -with the timer tick still disabled, and the LR signal never happening. -Thus, we loop forever. - -The patch below changes the timeout mechanism to use udelay, which -doesn't need timer ticks. - -Note that this code is in a module, so to get the fix, you have to -build the modules, and update them. - -The kernel now resumes but does the ugly GSM modem ticking. I'll have -to find a good place to turn that one off ... - -- Werner - ----------------------------------- cut here ----------------------------------- - -- sound/soc/s3c24xx/s3c24xx-i2s.c (s3c24xx_snd_lrsync): in resume, we may - call s3c24xx_snd_lrsync with timer ticks disabled, thus jiffies never - change. Use udelay to avoid this problem. ---- - sound/soc/s3c24xx/s3c24xx-i2s.c | 5 +++-- - 1 files changed, 3 insertions(+), 2 deletions(-) - -diff --git a/sound/soc/s3c24xx/s3c24xx-i2s.c b/sound/soc/s3c24xx/s3c24xx-i2s.c -index 4d74cc0..43fd25a 100644 ---- a/sound/soc/s3c24xx/s3c24xx-i2s.c -+++ b/sound/soc/s3c24xx/s3c24xx-i2s.c -@@ -180,7 +180,7 @@ static void s3c24xx_snd_rxctrl(int on) - static int s3c24xx_snd_lrsync(void) - { - u32 iiscon; -- unsigned long timeout = jiffies + msecs_to_jiffies(5); -+ int timeout = 50; /* 5ms */ - - DBG("Entered %s\n", __FUNCTION__); - -@@ -189,8 +189,9 @@ static int s3c24xx_snd_lrsync(void) - if (iiscon & S3C2410_IISCON_LRINDEX) - break; - -- if (timeout < jiffies) -+ if (!--timeout) - return -ETIMEDOUT; -+ udelay(100); - } - - return 0; --- -1.5.6.5 - |