@@ -109,9 +109,6 @@ static int snd_aw2_pcm_playback_open(struct snd_pcm_substream *substream);
static int snd_aw2_pcm_playback_close(struct snd_pcm_substream *substream);
static int snd_aw2_pcm_capture_open(struct snd_pcm_substream *substream);
static int snd_aw2_pcm_capture_close(struct snd_pcm_substream *substream);
-static int snd_aw2_pcm_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *hw_params);
-static int snd_aw2_pcm_hw_free(struct snd_pcm_substream *substream);
static int snd_aw2_pcm_prepare_playback(struct snd_pcm_substream *substream);
static int snd_aw2_pcm_prepare_capture(struct snd_pcm_substream *substream);
static int snd_aw2_pcm_trigger_playback(struct snd_pcm_substream *substream,
@@ -170,8 +167,6 @@ static const struct snd_pcm_ops snd_aw2_playback_ops = {
.open = snd_aw2_pcm_playback_open,
.close = snd_aw2_pcm_playback_close,
.ioctl = snd_pcm_lib_ioctl,
- .hw_params = snd_aw2_pcm_hw_params,
- .hw_free = snd_aw2_pcm_hw_free,
.prepare = snd_aw2_pcm_prepare_playback,
.trigger = snd_aw2_pcm_trigger_playback,
.pointer = snd_aw2_pcm_pointer_playback,
@@ -182,8 +177,6 @@ static const struct snd_pcm_ops snd_aw2_capture_ops = {
.open = snd_aw2_pcm_capture_open,
.close = snd_aw2_pcm_capture_close,
.ioctl = snd_pcm_lib_ioctl,
- .hw_params = snd_aw2_pcm_hw_params,
- .hw_free = snd_aw2_pcm_hw_free,
.prepare = snd_aw2_pcm_prepare_capture,
.trigger = snd_aw2_pcm_trigger_capture,
.pointer = snd_aw2_pcm_pointer_capture,
@@ -411,20 +404,6 @@ static int snd_aw2_pcm_capture_close(struct snd_pcm_substream *substream)
return 0;
}
- /* hw_params callback */
-static int snd_aw2_pcm_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *hw_params)
-{
- return snd_pcm_lib_malloc_pages(substream,
- params_buffer_bytes(hw_params));
-}
-
-/* hw_free callback */
-static int snd_aw2_pcm_hw_free(struct snd_pcm_substream *substream)
-{
- return snd_pcm_lib_free_pages(substream);
-}
-
/* prepare callback for playback */
static int snd_aw2_pcm_prepare_playback(struct snd_pcm_substream *substream)
{
@@ -611,10 +590,10 @@ static int snd_aw2_new_pcm(struct aw2 *chip)
/* pre-allocation of buffers */
/* Preallocate continuous pages. */
- snd_pcm_lib_preallocate_pages_for_all(pcm_playback_ana,
- SNDRV_DMA_TYPE_DEV,
- &chip->pci->dev,
- 64 * 1024, 64 * 1024);
+ snd_pcm_set_managed_buffer_all(pcm_playback_ana,
+ SNDRV_DMA_TYPE_DEV,
+ &chip->pci->dev,
+ 64 * 1024, 64 * 1024);
err = snd_pcm_new(chip->card, "Audiowerk2 digital playback", 1, 1, 0,
&pcm_playback_num);
@@ -643,10 +622,10 @@ static int snd_aw2_new_pcm(struct aw2 *chip)
/* pre-allocation of buffers */
/* Preallocate continuous pages. */
- snd_pcm_lib_preallocate_pages_for_all(pcm_playback_num,
- SNDRV_DMA_TYPE_DEV,
- &chip->pci->dev,
- 64 * 1024, 64 * 1024);
+ snd_pcm_set_managed_buffer_all(pcm_playback_num,
+ SNDRV_DMA_TYPE_DEV,
+ &chip->pci->dev,
+ 64 * 1024, 64 * 1024);
err = snd_pcm_new(chip->card, "Audiowerk2 capture", 2, 0, 1,
&pcm_capture);
@@ -676,10 +655,10 @@ static int snd_aw2_new_pcm(struct aw2 *chip)
/* pre-allocation of buffers */
/* Preallocate continuous pages. */
- snd_pcm_lib_preallocate_pages_for_all(pcm_capture,
- SNDRV_DMA_TYPE_DEV,
- &chip->pci->dev,
- 64 * 1024, 64 * 1024);
+ snd_pcm_set_managed_buffer_all(pcm_capture,
+ SNDRV_DMA_TYPE_DEV,
+ &chip->pci->dev,
+ 64 * 1024, 64 * 1024);
/* Create control */
err = snd_ctl_add(chip->card, snd_ctl_new1(&aw2_control, chip));
Clean up the driver with the new managed buffer allocation API. The hw_params and hw_free callbacks became superfluous and got dropped. Signed-off-by: Takashi Iwai <tiwai@suse.de> --- sound/pci/aw2/aw2-alsa.c | 45 ++++++++++++--------------------------------- 1 file changed, 12 insertions(+), 33 deletions(-)