Clean up the driver with the new managed buffer allocation API. The superfluous snd_pcm_lib_malloc_pages() and snd_pcm_lib_free_pages() calls are dropped.
Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/usb/usx2y/usbusx2yaudio.c | 26 +++++++++----------------- sound/usb/usx2y/usx2yhwdeppcm.c | 18 +++++++++--------- 2 files changed, 18 insertions(+), 26 deletions(-)
diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c index 25a0939f410a..7eb9805a4326 100644 --- a/sound/usb/usx2y/usbusx2yaudio.c +++ b/sound/usb/usx2y/usbusx2yaudio.c @@ -764,14 +764,6 @@ static int snd_usX2Y_pcm_hw_params(struct snd_pcm_substream *substream, } }
- err = snd_pcm_lib_malloc_pages(substream, - params_buffer_bytes(hw_params)); - if (err < 0) { - snd_printk(KERN_ERR "snd_pcm_lib_malloc_pages(%p, %i) returned %i\n", - substream, params_buffer_bytes(hw_params), err); - goto error; - } - error: mutex_unlock(&usX2Y(card)->pcm_mutex); return err; @@ -806,7 +798,7 @@ static int snd_usX2Y_pcm_hw_free(struct snd_pcm_substream *substream) } } mutex_unlock(&subs->usX2Y->pcm_mutex); - return snd_pcm_lib_free_pages(substream); + return 0; } /* * prepare callback @@ -968,16 +960,16 @@ static int usX2Y_audio_stream_new(struct snd_card *card, int playback_endpoint, sprintf(pcm->name, NAME_ALLCAPS" Audio #%d", usX2Y(card)->pcm_devs);
if (playback_endpoint) { - snd_pcm_lib_preallocate_pages(pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream, - SNDRV_DMA_TYPE_CONTINUOUS, - NULL, - 64*1024, 128*1024); + snd_pcm_set_managed_buffer(pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream, + SNDRV_DMA_TYPE_CONTINUOUS, + NULL, + 64*1024, 128*1024); }
- snd_pcm_lib_preallocate_pages(pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream, - SNDRV_DMA_TYPE_CONTINUOUS, - NULL, - 64*1024, 128*1024); + snd_pcm_set_managed_buffer(pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream, + SNDRV_DMA_TYPE_CONTINUOUS, + NULL, + 64*1024, 128*1024); usX2Y(card)->pcm_devs++;
return 0; diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c index 997493e839ee..419d9f07d197 100644 --- a/sound/usb/usx2y/usx2yhwdeppcm.c +++ b/sound/usb/usx2y/usx2yhwdeppcm.c @@ -376,7 +376,7 @@ static int snd_usX2Y_usbpcm_hw_free(struct snd_pcm_substream *substream) } } mutex_unlock(&subs->usX2Y->pcm_mutex); - return snd_pcm_lib_free_pages(substream); + return 0; }
static void usX2Y_usbpcm_subs_startup(struct snd_usX2Y_substream *subs) @@ -726,14 +726,14 @@ int usX2Y_hwdep_pcm_new(struct snd_card *card) pcm->info_flags = 0;
sprintf(pcm->name, NAME_ALLCAPS" hwdep Audio"); - snd_pcm_lib_preallocate_pages(pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream, - SNDRV_DMA_TYPE_CONTINUOUS, - NULL, - 64*1024, 128*1024); - snd_pcm_lib_preallocate_pages(pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream, - SNDRV_DMA_TYPE_CONTINUOUS, - NULL, - 64*1024, 128*1024); + snd_pcm_set_managed_buffer(pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream, + SNDRV_DMA_TYPE_CONTINUOUS, + NULL, + 64*1024, 128*1024); + snd_pcm_set_managed_buffer(pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream, + SNDRV_DMA_TYPE_CONTINUOUS, + NULL, + 64*1024, 128*1024);
return 0; }