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ALSA: rme96: Convert to generic PCM copy ops 

This patch converts the rme96 driver code to use the new unified PCM
copy callback.  It's a straightforward conversion from *_user() to
*_iter() variants.

Link: https://lore.kernel.org/r/20230815190136.8987-12-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2023-08-15 21:01:22 +02:00
parent 50496aa216
commit c3abdf06a9
1 changed files with 8 additions and 34 deletions
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42
sound/pci/rme96.c
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@ -320,48 +320,26 @@ snd_rme96_playback_silence(struct snd_pcm_substream *substream,
static int
snd_rme96_playback_copy(struct snd_pcm_substream *substream,
int channel, unsigned long pos,
void __user *src, unsigned long count)
struct iov_iter *src, unsigned long count)
{
struct rme96 *rme96 = snd_pcm_substream_chip(substream);
return copy_from_user_toio(rme96->iobase + RME96_IO_PLAY_BUFFER + pos,
return copy_from_iter_toio(rme96->iobase + RME96_IO_PLAY_BUFFER + pos,
src, count);
}
static int
snd_rme96_playback_copy_kernel(struct snd_pcm_substream *substream,
int channel, unsigned long pos,
void *src, unsigned long count)
{
struct rme96 *rme96 = snd_pcm_substream_chip(substream);
memcpy_toio(rme96->iobase + RME96_IO_PLAY_BUFFER + pos, src, count);
return 0;
}
static int
snd_rme96_capture_copy(struct snd_pcm_substream *substream,
int channel, unsigned long pos,
void __user *dst, unsigned long count)
struct iov_iter *dst, unsigned long count)
{
struct rme96 *rme96 = snd_pcm_substream_chip(substream);
return copy_to_user_fromio(dst,
return copy_to_iter_fromio(dst,
rme96->iobase + RME96_IO_REC_BUFFER + pos,
count);
}
static int
snd_rme96_capture_copy_kernel(struct snd_pcm_substream *substream,
int channel, unsigned long pos,
void *dst, unsigned long count)
{
struct rme96 *rme96 = snd_pcm_substream_chip(substream);
memcpy_fromio(dst, rme96->iobase + RME96_IO_REC_BUFFER + pos, count);
return 0;
}
/*
* Digital output capabilities (S/PDIF)
*/
@ -1518,8 +1496,7 @@ static const struct snd_pcm_ops snd_rme96_playback_spdif_ops = {
.prepare = snd_rme96_playback_prepare,
.trigger = snd_rme96_playback_trigger,
.pointer = snd_rme96_playback_pointer,
.copy_user = snd_rme96_playback_copy,
.copy_kernel = snd_rme96_playback_copy_kernel,
.copy = snd_rme96_playback_copy,
.fill_silence = snd_rme96_playback_silence,
.mmap = snd_pcm_lib_mmap_iomem,
};
@ -1531,8 +1508,7 @@ static const struct snd_pcm_ops snd_rme96_capture_spdif_ops = {
.prepare = snd_rme96_capture_prepare,
.trigger = snd_rme96_capture_trigger,
.pointer = snd_rme96_capture_pointer,
.copy_user = snd_rme96_capture_copy,
.copy_kernel = snd_rme96_capture_copy_kernel,
.copy = snd_rme96_capture_copy,
.mmap = snd_pcm_lib_mmap_iomem,
};
@ -1543,8 +1519,7 @@ static const struct snd_pcm_ops snd_rme96_playback_adat_ops = {
.prepare = snd_rme96_playback_prepare,
.trigger = snd_rme96_playback_trigger,
.pointer = snd_rme96_playback_pointer,
.copy_user = snd_rme96_playback_copy,
.copy_kernel = snd_rme96_playback_copy_kernel,
.copy = snd_rme96_playback_copy,
.fill_silence = snd_rme96_playback_silence,
.mmap = snd_pcm_lib_mmap_iomem,
};
@ -1556,8 +1531,7 @@ static const struct snd_pcm_ops snd_rme96_capture_adat_ops = {
.prepare = snd_rme96_capture_prepare,
.trigger = snd_rme96_capture_trigger,
.pointer = snd_rme96_capture_pointer,
.copy_user = snd_rme96_capture_copy,
.copy_kernel = snd_rme96_capture_copy_kernel,
.copy = snd_rme96_capture_copy,
.mmap = snd_pcm_lib_mmap_iomem,
};