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| author |   Takashi Iwai <tiwai@suse.de> | 2020-01-03 09:16:17 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2020-01-03 09:23:47 +0100 |
| commit | c1c3981fa16688e02f629a4805c9188679b132e9 (patch) | |
| tree | aceb724163990fa46fb97b73dd91f186001207d1 /sound/pci/nm256 | |
| parent | ALSA: hda: constify copied structure (diff) | |
| download | linux-dev-c1c3981fa16688e02f629a4805c9188679b132e9.tar.xz linux-dev-c1c3981fa16688e02f629a4805c9188679b132e9.zip | |
ALSA: pci: Constify snd_pcm_hardware definitions
Most of snd_pcm_hardware definitions are just copied to another object
as-is, hence we can define them as const for further optimization.
There should be no functional changes by this patch.
Link: https://lore.kernel.org/r/20200103081714.9560-2-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/nm256')
| -rw-r--r-- | sound/pci/nm256/nm256.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sound/pci/nm256/nm256.c b/sound/pci/nm256/nm256.c index ac194485aa78..5da28b0adbd9 100644 --- a/sound/pci/nm256/nm256.c +++ b/sound/pci/nm256/nm256.c @@ -785,7 +785,7 @@ snd_nm256_capture_update(struct nm256 *chip) /* * hardware info */ -static struct snd_pcm_hardware snd_nm256_playback = +static const struct snd_pcm_hardware snd_nm256_playback = { .info = SNDRV_PCM_INFO_MMAP_IOMEM |SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_INTERLEAVED | @@ -804,7 +804,7 @@ static struct snd_pcm_hardware snd_nm256_playback = .period_bytes_max = 128 * 1024, }; -static struct snd_pcm_hardware snd_nm256_capture = +static const struct snd_pcm_hardware snd_nm256_capture = { .info = SNDRV_PCM_INFO_MMAP_IOMEM | SNDRV_PCM_INFO_MMAP_VALID | SNDRV_PCM_INFO_INTERLEAVED | @@ -838,7 +838,7 @@ static int snd_nm256_pcm_hw_params(struct snd_pcm_substream *substream, */ static void snd_nm256_setup_stream(struct nm256 *chip, struct nm256_stream *s, struct snd_pcm_substream *substream, - struct snd_pcm_hardware *hw_ptr) + const struct snd_pcm_hardware *hw_ptr) { struct snd_pcm_runtime *runtime = substream->runtime; |