From 41e4845c426024ec41724326397a36b3aa2cb6a3 Mon Sep 17 00:00:00 2001 From: Jaroslav Kysela Date: Thu, 18 Aug 2005 13:43:12 +0200 Subject: [ALSA] PCM resume cleanups Digigram VX core,CS4231 driver,ATIIXP driver,VIA82xx driver VIA82xx-modem driver,au88x0 driver,CS46xx driver,Trident driver This patch disables SNDRV_PCM_INFO_RESUME flag for drivers which does not support the full resume. Signed-off-by: Jaroslav Kysela --- sound/pci/atiixp.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) (limited to 'sound/pci/atiixp.c') diff --git a/sound/pci/atiixp.c b/sound/pci/atiixp.c index cafab4af5c5..904d17394e1 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, @@ -1443,7 +1451,7 @@ 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); writel((u32)dma->desc_buf.addr | ATI_REG_LINKPTR_EN, chip->remap_addr + dma->ops->llp_offset); -- cgit v1.2.3