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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>
hifive-unleashed-5.1
Luotao Fu 2009-03-26 13:18:03 +01:00 committed by Mark Brown
parent a4d11fe50c
commit 057de50c0d
1 changed files with 10 additions and 5 deletions
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15
sound/arm/pxa2xx-ac97-lib.c
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@ -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;
}