diff options
Diffstat (limited to 'sound/arm')
| -rw-r--r-- | sound/arm/aaci.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/sound/arm/aaci.c b/sound/arm/aaci.c index a148e275c80f..d0cead38d5fb 100644 --- a/sound/arm/aaci.c +++ b/sound/arm/aaci.c @@ -50,7 +50,11 @@ static void aaci_ac97_select_codec(struct aaci *aaci, struct snd_ac97 *ac97) if (v & SLFR_1RXV) readl(aaci->base + AACI_SL1RX); - writel(maincr, aaci->base + AACI_MAINCR); + if (maincr != readl(aaci->base + AACI_MAINCR)) { + writel(maincr, aaci->base + AACI_MAINCR); + readl(aaci->base + AACI_MAINCR); + udelay(1); + } } /* @@ -966,6 +970,8 @@ static unsigned int __devinit aaci_size_fifo(struct aaci *aaci) * disabling the channel doesn't clear the FIFO. */ writel(aaci->maincr & ~MAINCR_IE, aaci->base + AACI_MAINCR); + readl(aaci->base + AACI_MAINCR); + udelay(1); writel(aaci->maincr, aaci->base + AACI_MAINCR); /* @@ -978,7 +984,8 @@ static unsigned int __devinit aaci_size_fifo(struct aaci *aaci) return i; } -static int __devinit aaci_probe(struct amba_device *dev, struct amba_id *id) +static int __devinit aaci_probe(struct amba_device *dev, + const struct amba_id *id) { struct aaci *aaci; int ret, i; |