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author | Luotao Fu <l.fu@pengutronix.de> | 2009-03-26 13:18:03 +0100 |
---|---|---|
committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-04-02 16:34:15 +0100 |
commit | 057de50c0d34b4ef7e15b7a8442a36a396d99c00 (patch) | |
tree | 48a361a37c29b656ac0fcb4308a23c562e63f3cd /sound/arm | |
parent | a4d11fe50c238a7da5225d1399314c3505cbd792 (diff) | |
download | lwn-057de50c0d34b4ef7e15b7a8442a36a396d99c00.tar.gz lwn-057de50c0d34b4ef7e15b7a8442a36a396d99c00.zip |
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/arm')
-rw-r--r-- | sound/arm/pxa2xx-ac97-lib.c | 15 |
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; } |