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ALSA: rme96: Convert to the new PCM ops

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Replace the copy and the silence ops with the new PCM ops.
The conversion is straightforward with standard helper functions, and
now we can drop the bytes <-> frames conversions in callbacks.

Reviewed-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2017-05-10 20:30:34 +02:00
parent 032db751ef
commit 53945f5b8a
1 changed files with 44 additions and 26 deletions
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70
sound/pci/rme96.c
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@ -327,13 +327,10 @@ snd_rme96_capture_ptr(struct rme96 *rme96)
static int
snd_rme96_playback_silence(struct snd_pcm_substream *substream,
int channel, /* not used (interleaved data) */
snd_pcm_uframes_t pos,
snd_pcm_uframes_t count)
int channel, unsigned long pos, unsigned long count)
{
struct rme96 *rme96 = snd_pcm_substream_chip(substream);
count <<= rme96->playback_frlog;
pos <<= rme96->playback_frlog;
memset_io(rme96->iobase + RME96_IO_PLAY_BUFFER + pos,
0, count);
return 0;
@ -341,32 +338,49 @@ snd_rme96_playback_silence(struct snd_pcm_substream *substream,
static int
snd_rme96_playback_copy(struct snd_pcm_substream *substream,
int channel, /* not used (interleaved data) */
snd_pcm_uframes_t pos,
void __user *src,
snd_pcm_uframes_t count)
int channel, unsigned long pos,
void __user *src, unsigned long count)
{
struct rme96 *rme96 = snd_pcm_substream_chip(substream);
count <<= rme96->playback_frlog;
pos <<= rme96->playback_frlog;
return copy_from_user_toio(rme96->iobase + RME96_IO_PLAY_BUFFER + pos, src,
count);
return copy_from_user_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, /* not used (interleaved data) */
snd_pcm_uframes_t pos,
void __user *dst,
snd_pcm_uframes_t count)
int channel, unsigned long pos,
void __user *dst, unsigned long count)
{
struct rme96 *rme96 = snd_pcm_substream_chip(substream);
count <<= rme96->capture_frlog;
pos <<= rme96->capture_frlog;
return copy_to_user_fromio(dst, rme96->iobase + RME96_IO_REC_BUFFER + pos,
return copy_to_user_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)
*/
@ -1513,8 +1527,9 @@ 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 = snd_rme96_playback_copy,
.silence = snd_rme96_playback_silence,
.copy_user = snd_rme96_playback_copy,
.copy_kernel = snd_rme96_playback_copy_kernel,
.fill_silence = snd_rme96_playback_silence,
.mmap = snd_pcm_lib_mmap_iomem,
};
@ -1526,7 +1541,8 @@ 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 = snd_rme96_capture_copy,
.copy_user = snd_rme96_capture_copy,
.copy_kernel = snd_rme96_capture_copy_kernel,
.mmap = snd_pcm_lib_mmap_iomem,
};
@ -1538,8 +1554,9 @@ 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 = snd_rme96_playback_copy,
.silence = snd_rme96_playback_silence,
.copy_user = snd_rme96_playback_copy,
.copy_kernel = snd_rme96_playback_copy_kernel,
.fill_silence = snd_rme96_playback_silence,
.mmap = snd_pcm_lib_mmap_iomem,
};
@ -1551,7 +1568,8 @@ 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 = snd_rme96_capture_copy,
.copy_user = snd_rme96_capture_copy,
.copy_kernel = snd_rme96_capture_copy_kernel,
.mmap = snd_pcm_lib_mmap_iomem,
};