This patch converts the rme9652 driver code to use the new unified PCM copy callback. It's a straightforward conversion from *_user() to *_sockptr() variants.
Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/pci/rme9652/rme9652.c | 46 +++++-------------------------------- 1 file changed, 6 insertions(+), 40 deletions(-)
diff --git a/sound/pci/rme9652/rme9652.c b/sound/pci/rme9652/rme9652.c index e7c320afefe8..a1f844799466 100644 --- a/sound/pci/rme9652/rme9652.c +++ b/sound/pci/rme9652/rme9652.c @@ -1844,7 +1844,7 @@ static signed char *rme9652_channel_buffer_location(struct snd_rme9652 *rme9652,
static int snd_rme9652_playback_copy(struct snd_pcm_substream *substream, int channel, unsigned long pos, - void __user *src, unsigned long count) + sockptr_t src, unsigned long count) { struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); signed char *channel_buf; @@ -1857,30 +1857,14 @@ static int snd_rme9652_playback_copy(struct snd_pcm_substream *substream, channel); if (snd_BUG_ON(!channel_buf)) return -EIO; - if (copy_from_user(channel_buf + pos, src, count)) + if (copy_from_sockptr(channel_buf + pos, src, count)) return -EFAULT; return 0; }
-static int snd_rme9652_playback_copy_kernel(struct snd_pcm_substream *substream, - int channel, unsigned long pos, - void *src, unsigned long count) -{ - struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); - signed char *channel_buf; - - channel_buf = rme9652_channel_buffer_location(rme9652, - substream->pstr->stream, - channel); - if (snd_BUG_ON(!channel_buf)) - return -EIO; - memcpy(channel_buf + pos, src, count); - return 0; -} - static int snd_rme9652_capture_copy(struct snd_pcm_substream *substream, int channel, unsigned long pos, - void __user *dst, unsigned long count) + sockptr_t dst, unsigned long count) { struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); signed char *channel_buf; @@ -1893,27 +1877,11 @@ static int snd_rme9652_capture_copy(struct snd_pcm_substream *substream, channel); if (snd_BUG_ON(!channel_buf)) return -EIO; - if (copy_to_user(dst, channel_buf + pos, count)) + if (copy_to_sockptr(dst, channel_buf + pos, count)) return -EFAULT; return 0; }
-static int snd_rme9652_capture_copy_kernel(struct snd_pcm_substream *substream, - int channel, unsigned long pos, - void *dst, unsigned long count) -{ - struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); - signed char *channel_buf; - - channel_buf = rme9652_channel_buffer_location(rme9652, - substream->pstr->stream, - channel); - if (snd_BUG_ON(!channel_buf)) - return -EIO; - memcpy(dst, channel_buf + pos, count); - return 0; -} - static int snd_rme9652_hw_silence(struct snd_pcm_substream *substream, int channel, unsigned long pos, unsigned long count) @@ -2370,8 +2338,7 @@ static const struct snd_pcm_ops snd_rme9652_playback_ops = { .prepare = snd_rme9652_prepare, .trigger = snd_rme9652_trigger, .pointer = snd_rme9652_hw_pointer, - .copy_user = snd_rme9652_playback_copy, - .copy_kernel = snd_rme9652_playback_copy_kernel, + .copy = snd_rme9652_playback_copy, .fill_silence = snd_rme9652_hw_silence, };
@@ -2383,8 +2350,7 @@ static const struct snd_pcm_ops snd_rme9652_capture_ops = { .prepare = snd_rme9652_prepare, .trigger = snd_rme9652_trigger, .pointer = snd_rme9652_hw_pointer, - .copy_user = snd_rme9652_capture_copy, - .copy_kernel = snd_rme9652_capture_copy_kernel, + .copy = snd_rme9652_capture_copy, };
static int snd_rme9652_create_pcm(struct snd_card *card,