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authorLuotao Fu <l.fu@pengutronix.de>2009-03-26 13:18:03 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2009-04-02 16:34:15 +0100
commit057de50c0d34b4ef7e15b7a8442a36a396d99c00 (patch)
tree48a361a37c29b656ac0fcb4308a23c562e63f3cd /sound
parenta4d11fe50c238a7da5225d1399314c3505cbd792 (diff)
downloadlinux-057de50c0d34b4ef7e15b7a8442a36a396d99c00.tar.bz2
pxa2xx-ac97: fix displaying GSR after reset timeout
the variable gsr_bit is set in isr. It is however set to 0 and interrupts are disabled prior to reset. Hence it doesn't make a lot of sense to show the content of gsr_bit in case of a reset timeout. Signed-off-by: Luotao Fu <l.fu@pengutronix.de> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound')
-rw-r--r--sound/arm/pxa2xx-ac97-lib.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/sound/arm/pxa2xx-ac97-lib.c b/sound/arm/pxa2xx-ac97-lib.c
index 2e6355f4cbb9..71bef45e9d31 100644
--- a/sound/arm/pxa2xx-ac97-lib.c
+++ b/sound/arm/pxa2xx-ac97-lib.c
@@ -239,6 +239,8 @@ static inline void pxa_ac97_cold_pxa3xx(void)
bool pxa2xx_ac97_try_warm_reset(struct snd_ac97 *ac97)
{
+ unsigned long gsr;
+
#ifdef CONFIG_PXA25x
if (cpu_is_pxa25x())
pxa_ac97_warm_pxa25x();
@@ -255,10 +257,10 @@ bool pxa2xx_ac97_try_warm_reset(struct snd_ac97 *ac97)
else
#endif
BUG();
-
- if (!((GSR | gsr_bits) & (GSR_PCR | GSR_SCR))) {
+ gsr = GSR | gsr_bits;
+ if (!(gsr & (GSR_PCR | GSR_SCR))) {
printk(KERN_INFO "%s: warm reset timeout (GSR=%#lx)\n",
- __func__, gsr_bits);
+ __func__, gsr);
return false;
}
@@ -269,6 +271,8 @@ EXPORT_SYMBOL_GPL(pxa2xx_ac97_try_warm_reset);
bool pxa2xx_ac97_try_cold_reset(struct snd_ac97 *ac97)
{
+ unsigned long gsr;
+
#ifdef CONFIG_PXA25x
if (cpu_is_pxa25x())
pxa_ac97_cold_pxa25x();
@@ -286,9 +290,10 @@ bool pxa2xx_ac97_try_cold_reset(struct snd_ac97 *ac97)
#endif
BUG();
- if (!((GSR | gsr_bits) & (GSR_PCR | GSR_SCR))) {
+ gsr = GSR | gsr_bits;
+ if (!(gsr & (GSR_PCR | GSR_SCR))) {
printk(KERN_INFO "%s: cold reset timeout (GSR=%#lx)\n",
- __func__, gsr_bits);
+ __func__, gsr);
return false;
}