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| author | Takashi Iwai <tiwai@suse.de> | 2020-01-05 15:47:37 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2020-01-05 16:14:47 +0100 |
| commit | 7ec03ff7c761371b363e184f6b0722225f548102 (patch) | |
| tree | 7f082728f22014482be96da3aaef79fe3cd9893a /sound/usb/usx2y/usbusx2yaudio.c | |
| parent | ALSA: emux: More constifications (diff) | |
| download | linux-7ec03ff7c761371b363e184f6b0722225f548102.tar.xz linux-7ec03ff7c761371b363e184f6b0722225f548102.zip | |
ALSA: usx2y: More constifications
Apply const prefix to each possible place: the string array and the
parameter tables and callers.
Just for minor optimization and no functional changes.
Link: https://lore.kernel.org/r/20200105144823.29547-23-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/usx2y/usbusx2yaudio.c')
| -rw-r--r-- | sound/usb/usx2y/usbusx2yaudio.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c index c7dbc0f94efb..772f6f3ccbb1 100644 --- a/sound/usb/usx2y/usbusx2yaudio.c +++ b/sound/usb/usx2y/usbusx2yaudio.c @@ -549,7 +549,7 @@ static int snd_usX2Y_pcm_trigger(struct snd_pcm_substream *substream, int cmd) * if sg buffer is supported on the later version of alsa, we'll follow * that. */ -static struct s_c2 +static const struct s_c2 { char c1, c2; } @@ -589,7 +589,7 @@ static struct s_c2 { 0x18, 0x7C}, { 0x18, 0x7E} }; -static struct s_c2 SetRate48000[] = +static const struct s_c2 SetRate48000[] = { { 0x14, 0x09}, // this line sets 48000, well actually a little less { 0x18, 0x40}, // only tascam / frontier design knows the further lines ....... @@ -642,7 +642,7 @@ static int usX2Y_rate_set(struct usX2Ydev *usX2Y, int rate) int err = 0, i; struct snd_usX2Y_urbSeq *us = NULL; int *usbdata = NULL; - struct s_c2 *ra = rate == 48000 ? SetRate48000 : SetRate44100; + const struct s_c2 *ra = rate == 48000 ? SetRate48000 : SetRate44100; if (usX2Y->rate != rate) { us = kzalloc(sizeof(*us) + sizeof(struct urb*) * NOOF_SETRATE_URBS, GFP_KERNEL); |