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linux-sg2042
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Merge branch 'for-2.6.31' into for-2.6.32

This commit is contained in:
Mark Brown 2009-07-06 21:49:35 +01:00
parent 1e30a5828e 637a935aab
commit 4ec5c9693b
4 changed files with 21 additions and 4 deletions
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6
sound/soc/codecs/wm8753.c
View File

@ -79,7 +79,7 @@ static const u16 wm8753_reg[] = {
0x0097, 0x0097, 0x0000, 0x0004,
0x0000, 0x0083, 0x0024, 0x01ba,
0x0000, 0x0083, 0x0024, 0x01ba,
0x0000, 0x0000
0x0000, 0x0000, 0x0000
};
/* codec private data */
@ -1660,11 +1660,11 @@ static int wm8753_register(struct wm8753_priv *wm8753)
codec->set_bias_level = wm8753_set_bias_level;
codec->dai = wm8753_dai;
codec->num_dai = 2;
codec->reg_cache_size = ARRAY_SIZE(wm8753->reg_cache);
codec->reg_cache_size = ARRAY_SIZE(wm8753->reg_cache) + 1;
codec->reg_cache = &wm8753->reg_cache;
codec->private_data = wm8753;
memcpy(codec->reg_cache, wm8753_reg, sizeof(codec->reg_cache));
memcpy(codec->reg_cache, wm8753_reg, sizeof(wm8753->reg_cache));
INIT_DELAYED_WORK(&codec->delayed_work, wm8753_work);
ret = wm8753_reset(codec);

1
sound/soc/fsl/mpc5200_dma.c
View File

@ -456,6 +456,7 @@ int mpc5200_audio_dma_create(struct of_device *op)
return -ENODEV;
spin_lock_init(&psc_dma->lock);
mutex_init(&psc_dma->mutex);
psc_dma->id = be32_to_cpu(*prop);
psc_dma->irq = irq;
psc_dma->psc_regs = regs;

1
sound/soc/fsl/mpc5200_dma.h
View File

@ -55,6 +55,7 @@ struct psc_dma {
unsigned int irq;
struct device *dev;
spinlock_t lock;
struct mutex mutex;
u32 sicr;
uint sysclk;
int imr;

17
sound/soc/fsl/mpc5200_psc_ac97.c
View File

@ -34,13 +34,20 @@ static unsigned short psc_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
int status;
unsigned int val;
mutex_lock(&psc_dma->mutex);
/* Wait for command send status zero = ready */
status = spin_event_timeout(!(in_be16(&psc_dma->psc_regs->sr_csr.status) &
MPC52xx_PSC_SR_CMDSEND), 100, 0);
if (status == 0) {
pr_err("timeout on ac97 bus (rdy)\n");
mutex_unlock(&psc_dma->mutex);
return -ENODEV;
}
/* Force clear the data valid bit */
in_be32(&psc_dma->psc_regs->ac97_data);
/* Send the read */
out_be32(&psc_dma->psc_regs->ac97_cmd, (1<<31) | ((reg & 0x7f) << 24));
@ -50,16 +57,19 @@ static unsigned short psc_ac97_read(struct snd_ac97 *ac97, unsigned short reg)
if (status == 0) {
pr_err("timeout on ac97 read (val) %x\n",
in_be16(&psc_dma->psc_regs->sr_csr.status));
mutex_unlock(&psc_dma->mutex);
return -ENODEV;
}
/* Get the data */
val = in_be32(&psc_dma->psc_regs->ac97_data);
if (((val >> 24) & 0x7f) != reg) {
pr_err("reg echo error on ac97 read\n");
mutex_unlock(&psc_dma->mutex);
return -ENODEV;
}
val = (val >> 8) & 0xffff;
mutex_unlock(&psc_dma->mutex);
return (unsigned short) val;
}
@ -68,16 +78,21 @@ static void psc_ac97_write(struct snd_ac97 *ac97,
{
int status;
mutex_lock(&psc_dma->mutex);
/* Wait for command status zero = ready */
status = spin_event_timeout(!(in_be16(&psc_dma->psc_regs->sr_csr.status) &
MPC52xx_PSC_SR_CMDSEND), 100, 0);
if (status == 0) {
pr_err("timeout on ac97 bus (write)\n");
return;
goto out;
}
/* Write data */
out_be32(&psc_dma->psc_regs->ac97_cmd,
((reg & 0x7f) << 24) | (val << 8));
out:
mutex_unlock(&psc_dma->mutex);
}
static void psc_ac97_warm_reset(struct snd_ac97 *ac97)