ALSA: au88x0: Use managed buffer allocation

Clean up the drivers with the new managed buffer allocation API.
The superfluous snd_pcm_lib_malloc_pages() and
snd_pcm_lib_free_pages() calls are dropped.

Link: https://lore.kernel.org/r/20191209094943.14984-26-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/au88x0/au88x0_pcm.c b/sound/pci/au88x0/au88x0_pcm.c
index a2dcf43beedf778164ec272f133e5499bb55c800..9d7436cd7b0fc08f641935f4f0bfe5764e922e30 100644 (file)
--- a/sound/pci/au88x0/au88x0_pcm.c
+++ b/sound/pci/au88x0/au88x0_pcm.c
@@ -209,15 +209,7 @@ snd_vortex_pcm_hw_params(struct snd_pcm_substream *substream,
 {
        vortex_t *chip = snd_pcm_substream_chip(substream);
        stream_t *stream = (stream_t *) (substream->runtime->private_data);
-       int err;
 
-       // Alloc buffer memory.
-       err =
-           snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
-       if (err < 0) {
-               dev_err(chip->card->dev, "Vortex: pcm page alloc failed!\n");
-               return err;
-       }
        /*
           pr_info( "Vortex: periods %d, period_bytes %d, channels = %d\n", params_periods(hw_params),
           params_period_bytes(hw_params), params_channels(hw_params));
@@ -304,7 +296,7 @@ static int snd_vortex_pcm_hw_free(struct snd_pcm_substream *substream)
        substream->runtime->private_data = NULL;
        spin_unlock_irq(&chip->lock);
 
-       return snd_pcm_lib_free_pages(substream);
+       return 0;
 }
 
 /* prepare callback */
@@ -636,9 +628,8 @@ static int snd_vortex_new_pcm(vortex_t *chip, int idx, int nr)
        
        /* pre-allocation of Scatter-Gather buffers */
        
-       snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
-                                             &chip->pci_dev->dev,
-                                             0x10000, 0x10000);
+       snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_DEV_SG,
+                                      &chip->pci_dev->dev, 0x10000, 0x10000);
 
        switch (VORTEX_PCM_TYPE(pcm)) {
        case VORTEX_PCM_ADB: