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@xxxxxxx>
---
sound/pci/pcxhr/pcxhr.c | 31 +++++++------------------------
1 file changed, 7 insertions(+), 24 deletions(-)
diff --git a/sound/pci/pcxhr/pcxhr.c b/sound/pci/pcxhr/pcxhr.c
index 4af34d6d92df..72c0d1552f30 100644
--- a/sound/pci/pcxhr/pcxhr.c
+++ b/sound/pci/pcxhr/pcxhr.c
@@ -940,32 +940,16 @@ static int pcxhr_hw_params(struct snd_pcm_substream *subs,
struct snd_pcxhr *chip = snd_pcm_substream_chip(subs);
struct pcxhr_mgr *mgr = chip->mgr;
struct pcxhr_stream *stream = subs->runtime->private_data;
- snd_pcm_format_t format;
- int err;
- int channels;
-
- /* set up channels */
- channels = params_channels(hw);
-
- /* set up format for the stream */
- format = params_format(hw);
mutex_lock(&mgr->setup_mutex);
- stream->channels = channels;
- stream->format = format;
-
- /* allocate buffer */
- err = snd_pcm_lib_malloc_pages(subs, params_buffer_bytes(hw));
+ /* set up channels */
+ stream->channels = params_channels(hw);
+ /* set up format for the stream */
+ stream->format = params_format(hw);
mutex_unlock(&mgr->setup_mutex);
- return err;
-}
-
-static int pcxhr_hw_free(struct snd_pcm_substream *subs)
-{
- snd_pcm_lib_free_pages(subs);
return 0;
}
@@ -1139,7 +1123,6 @@ static const struct snd_pcm_ops pcxhr_ops = {
.ioctl = snd_pcm_lib_ioctl,
.prepare = pcxhr_prepare,
.hw_params = pcxhr_hw_params,
- .hw_free = pcxhr_hw_free,
.trigger = pcxhr_trigger,
.pointer = pcxhr_stream_pointer,
};
@@ -1170,9 +1153,9 @@ int pcxhr_create_pcm(struct snd_pcxhr *chip)
pcm->nonatomic = true;
strcpy(pcm->name, name);
- snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
- &chip->mgr->pci->dev,
- 32*1024, 32*1024);
+ snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV,
+ &chip->mgr->pci->dev,
+ 32*1024, 32*1024);
chip->pcm = pcm;
return 0;
}
--
2.16.4
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