ASoC: txx9: Remove unnecessary snd_pcm_lib_preallocate_free_for_all()

The ALSA core takes care that all preallocated memory is freed when the PCM
itself is freed. There is no need to do this manually in the driver.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 0 insertions, 6 deletions

diff --git a/sound/soc/txx9/txx9aclc.c b/sound/soc/txx9/txx9aclc.c
index 070e44e251ce..88eacfd83da6 100644
--- a/sound/soc/txx9/txx9aclc.c
+++ b/sound/soc/txx9/txx9aclc.c
@@ -282,11 +282,6 @@ static struct snd_pcm_ops txx9aclc_pcm_ops = {
         .pointer        = txx9aclc_pcm_pointer,
 };
 
-static void txx9aclc_pcm_free_dma_buffers(struct snd_pcm *pcm)
-{
-        snd_pcm_lib_preallocate_free_for_all(pcm);
-}
-
 static int txx9aclc_pcm_new(struct snd_soc_pcm_runtime *rtd)
 {
         struct snd_card *card = rtd->card->snd_card;
@@ -412,7 +407,6 @@ static struct snd_soc_platform_driver txx9aclc_soc_platform = {
         .remove         = txx9aclc_pcm_remove,
         .ops            = &txx9aclc_pcm_ops,
         .pcm_new        = txx9aclc_pcm_new,
-        .pcm_free       = txx9aclc_pcm_free_dma_buffers,
 };
 
 static int txx9aclc_soc_platform_probe(struct platform_device *pdev)