diff options
Diffstat (limited to 'sound/pci/atiixp.c')
-rw-r--r-- | sound/pci/atiixp.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/sound/pci/atiixp.c b/sound/pci/atiixp.c index cafab4af5c57..241eacf1e652 100644 --- a/sound/pci/atiixp.c +++ b/sound/pci/atiixp.c @@ -248,6 +248,7 @@ struct snd_atiixp_dma { unsigned int period_bytes, periods; int opened; int running; + int suspended; int pcm_open_flag; int ac97_pcm_type; /* index # of ac97_pcm to access, -1 = not used */ unsigned int saved_curptr; @@ -699,12 +700,18 @@ static int snd_atiixp_pcm_trigger(snd_pcm_substream_t *substream, int cmd) spin_lock(&chip->reg_lock); switch (cmd) { case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + case SNDRV_PCM_TRIGGER_RESUME: dma->ops->enable_transfer(chip, 1); dma->running = 1; + dma->suspended = 0; break; case SNDRV_PCM_TRIGGER_STOP: + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + case SNDRV_PCM_TRIGGER_SUSPEND: dma->ops->enable_transfer(chip, 0); dma->running = 0; + dma->suspended = cmd == SNDRV_PCM_TRIGGER_SUSPEND; break; default: err = -EINVAL; @@ -975,6 +982,7 @@ static snd_pcm_hardware_t snd_atiixp_pcm_hw = { .info = (SNDRV_PCM_INFO_MMAP | SNDRV_PCM_INFO_INTERLEAVED | SNDRV_PCM_INFO_BLOCK_TRANSFER | + SNDRV_PCM_INFO_PAUSE | SNDRV_PCM_INFO_RESUME | SNDRV_PCM_INFO_MMAP_VALID), .formats = SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE, @@ -1419,7 +1427,7 @@ static int snd_atiixp_suspend(snd_card_t *card, pm_message_t state) snd_atiixp_aclink_down(chip); snd_atiixp_chip_stop(chip); - pci_set_power_state(chip->pci, 3); + pci_set_power_state(chip->pci, PCI_D3hot); pci_disable_device(chip->pci); return 0; } @@ -1430,7 +1438,7 @@ static int snd_atiixp_resume(snd_card_t *card) int i; pci_enable_device(chip->pci); - pci_set_power_state(chip->pci, 0); + pci_set_power_state(chip->pci, PCI_D0); pci_set_master(chip->pci); snd_atiixp_aclink_reset(chip); @@ -1443,8 +1451,9 @@ static int snd_atiixp_resume(snd_card_t *card) for (i = 0; i < NUM_ATI_PCMDEVS; i++) if (chip->pcmdevs[i]) { atiixp_dma_t *dma = &chip->dmas[i]; - if (dma->substream && dma->running) { + if (dma->substream && dma->suspended) { dma->ops->enable_dma(chip, 1); + dma->substream->ops->prepare(dma->substream); writel((u32)dma->desc_buf.addr | ATI_REG_LINKPTR_EN, chip->remap_addr + dma->ops->llp_offset); writel(dma->saved_curptr, chip->remap_addr + dma->ops->dt_cur); @@ -1522,7 +1531,7 @@ static int __devinit snd_atiixp_create(snd_card_t *card, if ((err = pci_enable_device(pci)) < 0) return err; - chip = kcalloc(1, sizeof(*chip), GFP_KERNEL); + chip = kzalloc(sizeof(*chip), GFP_KERNEL); if (chip == NULL) { pci_disable_device(pci); return -ENOMEM; @@ -1636,6 +1645,7 @@ static void __devexit snd_atiixp_remove(struct pci_dev *pci) static struct pci_driver driver = { .name = "ATI IXP AC97 controller", + .owner = THIS_MODULE, .id_table = snd_atiixp_ids, .probe = snd_atiixp_probe, .remove = __devexit_p(snd_atiixp_remove), |