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author | 2017-07-26 13:23:10 +0200 | |
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committer | 2017-07-26 13:43:33 +0200 | |
commit | af055598542670c8533a58582813b1419949cae0 (patch) | |
tree | 901fa1bf635d5c1e91d08f9f4c2e4943516dbb71 /sound/pci/nm256/nm256.c | |
parent | drm/syncobj: Fix kerneldoc (diff) | |
parent | Merge tag 'drm-intel-next-2017-07-17' of git://anongit.freedesktop.org/git/drm-intel into drm-next (diff) | |
download | linux-dev-af055598542670c8533a58582813b1419949cae0.tar.xz linux-dev-af055598542670c8533a58582813b1419949cae0.zip |
Merge airlied/drm-next into drm-misc-next
I need this to be able to apply the deferred fbdev setup patches, I
need the relevant prep work that landed through the drm-intel tree.
Also squash in conflict fixup from Laurent Pinchart.
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'sound/pci/nm256/nm256.c')
-rw-r--r-- | sound/pci/nm256/nm256.c | 61 |
1 files changed, 39 insertions, 22 deletions
diff --git a/sound/pci/nm256/nm256.c b/sound/pci/nm256/nm256.c index 103fe311e5a9..0ef8054c3936 100644 --- a/sound/pci/nm256/nm256.c +++ b/sound/pci/nm256/nm256.c @@ -398,10 +398,10 @@ snd_nm256_load_coefficient(struct nm256 *chip, int stream, int number) /* The actual rates supported by the card. */ -static unsigned int samplerates[8] = { +static const unsigned int samplerates[8] = { 8000, 11025, 16000, 22050, 24000, 32000, 44100, 48000, }; -static struct snd_pcm_hw_constraint_list constraints_rates = { +static const struct snd_pcm_hw_constraint_list constraints_rates = { .count = ARRAY_SIZE(samplerates), .list = samplerates, .mask = 0, @@ -695,53 +695,68 @@ snd_nm256_capture_pointer(struct snd_pcm_substream *substream) */ static int snd_nm256_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 snd_pcm_runtime *runtime = substream->runtime; struct nm256_stream *s = runtime->private_data; - count = frames_to_bytes(runtime, count); - pos = frames_to_bytes(runtime, pos); + memset_io(s->bufptr + pos, 0, count); return 0; } static int snd_nm256_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 snd_pcm_runtime *runtime = substream->runtime; struct nm256_stream *s = runtime->private_data; - count = frames_to_bytes(runtime, count); - pos = frames_to_bytes(runtime, pos); + if (copy_from_user_toio(s->bufptr + pos, src, count)) return -EFAULT; return 0; } +static int +snd_nm256_playback_copy_kernel(struct snd_pcm_substream *substream, + int channel, unsigned long pos, + void *src, unsigned long count) +{ + struct snd_pcm_runtime *runtime = substream->runtime; + struct nm256_stream *s = runtime->private_data; + + memcpy_toio(s->bufptr + pos, src, count); + return 0; +} + /* * copy to user */ static int snd_nm256_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 snd_pcm_runtime *runtime = substream->runtime; struct nm256_stream *s = runtime->private_data; - count = frames_to_bytes(runtime, count); - pos = frames_to_bytes(runtime, pos); + if (copy_to_user_fromio(dst, s->bufptr + pos, count)) return -EFAULT; return 0; } +static int +snd_nm256_capture_copy_kernel(struct snd_pcm_substream *substream, + int channel, unsigned long pos, + void *dst, unsigned long count) +{ + struct snd_pcm_runtime *runtime = substream->runtime; + struct nm256_stream *s = runtime->private_data; + + memcpy_fromio(dst, s->bufptr + pos, count); + return 0; +} + #endif /* !__i386__ */ @@ -911,8 +926,9 @@ static const struct snd_pcm_ops snd_nm256_playback_ops = { .trigger = snd_nm256_playback_trigger, .pointer = snd_nm256_playback_pointer, #ifndef __i386__ - .copy = snd_nm256_playback_copy, - .silence = snd_nm256_playback_silence, + .copy_user = snd_nm256_playback_copy, + .copy_kernel = snd_nm256_playback_copy_kernel, + .fill_silence = snd_nm256_playback_silence, #endif .mmap = snd_pcm_lib_mmap_iomem, }; @@ -926,7 +942,8 @@ static const struct snd_pcm_ops snd_nm256_capture_ops = { .trigger = snd_nm256_capture_trigger, .pointer = snd_nm256_capture_pointer, #ifndef __i386__ - .copy = snd_nm256_capture_copy, + .copy_user = snd_nm256_capture_copy, + .copy_kernel = snd_nm256_capture_copy_kernel, #endif .mmap = snd_pcm_lib_mmap_iomem, }; |