Clean up the driver with the new managed buffer allocation API. The hw_free callback became superfluous and got dropped.
Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/isa/gus/gus_pcm.c | 28 +++++++++------------------- 1 file changed, 9 insertions(+), 19 deletions(-)
diff --git a/sound/isa/gus/gus_pcm.c b/sound/isa/gus/gus_pcm.c index 6385b61aa094..bd3a54bc4a94 100644 --- a/sound/isa/gus/gus_pcm.c +++ b/sound/isa/gus/gus_pcm.c @@ -423,11 +423,8 @@ static int snd_gf1_pcm_playback_hw_params(struct snd_pcm_substream *substream, struct snd_gus_card *gus = snd_pcm_substream_chip(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct gus_pcm_private *pcmp = runtime->private_data; - int err; - - if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0) - return err; - if (err > 0) { /* change */ + + if (runtime->buffer_changed) { struct snd_gf1_mem_block *block; if (pcmp->memory > 0) { snd_gf1_mem_free(&gus->gf1.mem_alloc, pcmp->memory); @@ -471,7 +468,6 @@ static int snd_gf1_pcm_playback_hw_free(struct snd_pcm_substream *substream) struct snd_pcm_runtime *runtime = substream->runtime; struct gus_pcm_private *pcmp = runtime->private_data;
- snd_pcm_lib_free_pages(substream); if (pcmp->pvoices[0]) { snd_gf1_free_voice(pcmp->gus, pcmp->pvoices[0]); pcmp->pvoices[0] = NULL; @@ -574,12 +570,7 @@ static int snd_gf1_pcm_capture_hw_params(struct snd_pcm_substream *substream, gus->gf1.pcm_rcntrl_reg |= 4; if (snd_pcm_format_unsigned(params_format(hw_params))) gus->gf1.pcm_rcntrl_reg |= 0x80; - return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params)); -} - -static int snd_gf1_pcm_capture_hw_free(struct snd_pcm_substream *substream) -{ - return snd_pcm_lib_free_pages(substream); + return 0; }
static int snd_gf1_pcm_capture_prepare(struct snd_pcm_substream *substream) @@ -846,7 +837,6 @@ static const struct snd_pcm_ops snd_gf1_pcm_capture_ops = { .close = snd_gf1_pcm_capture_close, .ioctl = snd_pcm_lib_ioctl, .hw_params = snd_gf1_pcm_capture_hw_params, - .hw_free = snd_gf1_pcm_capture_hw_free, .prepare = snd_gf1_pcm_capture_prepare, .trigger = snd_gf1_pcm_capture_trigger, .pointer = snd_gf1_pcm_capture_pointer, @@ -875,9 +865,9 @@ int snd_gf1_pcm_new(struct snd_gus_card *gus, int pcm_dev, int control_index) snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_gf1_pcm_playback_ops);
for (substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream; substream; substream = substream->next) - snd_pcm_lib_preallocate_pages(substream, SNDRV_DMA_TYPE_DEV, - card->dev, - 64*1024, gus->gf1.dma1 > 3 ? 128*1024 : 64*1024); + snd_pcm_set_managed_buffer(substream, SNDRV_DMA_TYPE_DEV, + card->dev, + 64*1024, gus->gf1.dma1 > 3 ? 128*1024 : 64*1024); pcm->info_flags = 0; pcm->dev_subclass = SNDRV_PCM_SUBCLASS_GENERIC_MIX; @@ -885,9 +875,9 @@ int snd_gf1_pcm_new(struct snd_gus_card *gus, int pcm_dev, int control_index) snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_gf1_pcm_capture_ops); if (gus->gf1.dma2 == gus->gf1.dma1) pcm->info_flags |= SNDRV_PCM_INFO_HALF_DUPLEX; - snd_pcm_lib_preallocate_pages(pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream, - SNDRV_DMA_TYPE_DEV, card->dev, - 64*1024, gus->gf1.dma2 > 3 ? 128*1024 : 64*1024); + snd_pcm_set_managed_buffer(pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream, + SNDRV_DMA_TYPE_DEV, card->dev, + 64*1024, gus->gf1.dma2 > 3 ? 128*1024 : 64*1024); } strcpy(pcm->name, pcm->id); if (gus->interwave) {