From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
No ALSA SoC driver has .copy_kernel at component->driver->ops.
We can revive it if some-driver want to use it, but let's remove it
so far to avoid maintaining complex code
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
v1 -> v2
- new file
sound/soc/soc-pcm.c | 24 ------------------------
1 file changed, 24 deletions(-)
diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
index a6cb060..56ade99 100644
--- a/sound/soc/soc-pcm.c
+++ b/sound/soc/soc-pcm.c
@@ -2886,28 +2886,6 @@ static int soc_rtdcom_copy_user(struct snd_pcm_substream *substream, int channel
return -EINVAL;
}
-static int soc_rtdcom_copy_kernel(struct snd_pcm_substream *substream, int channel,
- unsigned long pos, void *buf, unsigned long bytes)
-{
- struct snd_soc_pcm_runtime *rtd = substream->private_data;
- struct snd_soc_rtdcom_list *rtdcom;
- struct snd_soc_component *component;
-
- for_each_rtdcom(rtd, rtdcom) {
- component = rtdcom->component;
-
- if (!component->driver->ops ||
- !component->driver->ops->copy_kernel)
- continue;
-
- /* FIXME. it returns 1st copy now */
- return component->driver->ops->copy_kernel(substream, channel,
- pos, buf, bytes);
- }
-
- return -EINVAL;
-}
-
static int soc_rtdcom_fill_silence(struct snd_pcm_substream *substream, int channel,
unsigned long pos, unsigned long bytes)
{
@@ -3082,8 +3060,6 @@ int soc_new_pcm(struct snd_soc_pcm_runtime *rtd, int num)
if (ops->copy_user)
rtd->ops.copy_user = soc_rtdcom_copy_user;
- if (ops->copy_kernel)
- rtd->ops.copy_kernel = soc_rtdcom_copy_kernel;
if (ops->fill_silence)
rtd->ops.fill_silence = soc_rtdcom_fill_silence;
if (ops->page)
--
2.7.4
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