diff options
Diffstat (limited to 'sound/arm/aaci.c')
-rw-r--r-- | sound/arm/aaci.c | 46 |
1 files changed, 17 insertions, 29 deletions
diff --git a/sound/arm/aaci.c b/sound/arm/aaci.c index b5399b0090a7..a0996c47e58f 100644 --- a/sound/arm/aaci.c +++ b/sound/arm/aaci.c @@ -380,7 +380,7 @@ static const struct snd_pcm_hardware aaci_hw_info = { static int aaci_rule_channels(struct snd_pcm_hw_params *p, struct snd_pcm_hw_rule *rule) { - static unsigned int channel_list[] = { 2, 4, 6 }; + static const unsigned int channel_list[] = { 2, 4, 6 }; struct aaci *aaci = rule->private; unsigned int mask = 1 << 0, slots; @@ -483,11 +483,6 @@ static int aaci_pcm_hw_free(struct snd_pcm_substream *substream) snd_ac97_pcm_close(aacirun->pcm); aacirun->pcm_open = 0; - /* - * Clear out the DMA and any allocated buffers. - */ - snd_pcm_lib_free_pages(substream); - return 0; } @@ -502,6 +497,7 @@ static int aaci_pcm_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params) { struct aaci_runtime *aacirun = substream->runtime->private_data; + struct aaci *aaci = substream->private_data; unsigned int channels = params_channels(params); unsigned int rate = params_rate(params); int dbl = rate > 48000; @@ -517,25 +513,19 @@ static int aaci_pcm_hw_params(struct snd_pcm_substream *substream, if (dbl && channels != 2) return -EINVAL; - err = snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(params)); - if (err >= 0) { - struct aaci *aaci = substream->private_data; + err = snd_ac97_pcm_open(aacirun->pcm, rate, channels, + aacirun->pcm->r[dbl].slots); - err = snd_ac97_pcm_open(aacirun->pcm, rate, channels, - aacirun->pcm->r[dbl].slots); + aacirun->pcm_open = err == 0; + aacirun->cr = CR_FEN | CR_COMPACT | CR_SZ16; + aacirun->cr |= channels_to_slotmask[channels + dbl * 2]; - aacirun->pcm_open = err == 0; - aacirun->cr = CR_FEN | CR_COMPACT | CR_SZ16; - aacirun->cr |= channels_to_slotmask[channels + dbl * 2]; - - /* - * fifo_bytes is the number of bytes we transfer to/from - * the FIFO, including padding. So that's x4. As we're - * in compact mode, the FIFO is half the size. - */ - aacirun->fifo_bytes = aaci->fifo_depth * 4 / 2; - } + /* + * fifo_bytes is the number of bytes we transfer to/from + * the FIFO, including padding. So that's x4. As we're + * in compact mode, the FIFO is half the size. + */ + aacirun->fifo_bytes = aaci->fifo_depth * 4 / 2; return err; } @@ -635,7 +625,6 @@ static int aaci_pcm_playback_trigger(struct snd_pcm_substream *substream, int cm static const struct snd_pcm_ops aaci_playback_ops = { .open = aaci_pcm_open, .close = aaci_pcm_close, - .ioctl = snd_pcm_lib_ioctl, .hw_params = aaci_pcm_hw_params, .hw_free = aaci_pcm_hw_free, .prepare = aaci_pcm_prepare, @@ -738,7 +727,6 @@ static int aaci_pcm_capture_prepare(struct snd_pcm_substream *substream) static const struct snd_pcm_ops aaci_capture_ops = { .open = aaci_pcm_open, .close = aaci_pcm_close, - .ioctl = snd_pcm_lib_ioctl, .hw_params = aaci_pcm_hw_params, .hw_free = aaci_pcm_hw_free, .prepare = aaci_pcm_capture_prepare, @@ -823,7 +811,7 @@ static const struct ac97_pcm ac97_defs[] = { } }; -static struct snd_ac97_bus_ops aaci_bus_ops = { +static const struct snd_ac97_bus_ops aaci_bus_ops = { .write = aaci_ac97_write, .read = aaci_ac97_read, }; @@ -937,9 +925,9 @@ static int aaci_init_pcm(struct aaci *aaci) snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &aaci_playback_ops); snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &aaci_capture_ops); - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, - aaci->card->dev, - 0, 64 * 1024); + snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV, + aaci->card->dev, + 0, 64 * 1024); } return ret; |