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ALSA: nm256: More constifications

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Apply const prefix to the static tables coefs and init registers.

Just for minor optimization and no functional changes.

Link: https://lore.kernel.org/r/20200105144823.29547-28-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2020-01-05 15:47:42 +01:00
parent 71075c4210
commit ccfacf2b2e
2 changed files with 4 additions and 4 deletions
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4
sound/pci/nm256/nm256.c
View file

@ -299,7 +299,7 @@ snd_nm256_writel(struct nm256 *chip, int offset, u32 val)
}
static inline void
snd_nm256_write_buffer(struct nm256 *chip, void *src, int offset, int size)
snd_nm256_write_buffer(struct nm256 *chip, const void *src, int offset, int size)
{
offset -= chip->buffer_start;
#ifdef CONFIG_SND_DEBUG
@ -1179,7 +1179,7 @@ struct initialValues {
unsigned short value;
};
static struct initialValues nm256_ac97_init_val[] =
static const struct initialValues nm256_ac97_init_val[] =
{
{ AC97_MASTER, 0x8000 },
{ AC97_HEADPHONE, 0x8000 },

4
sound/pci/nm256/nm256_coef.c
View file

@ -1,7 +1,7 @@
// SPDX-License-Identifier: GPL-2.0
#define NM_TOTAL_COEFF_COUNT 0x3158
static char coefficients[NM_TOTAL_COEFF_COUNT * 4] = {
static const char coefficients[NM_TOTAL_COEFF_COUNT * 4] = {
0xFF, 0xFF, 0x2F, 0x00, 0x4B, 0xFF, 0xA5, 0x01, 0xEF, 0xFC, 0x21,
0x05, 0x87, 0xF7, 0x62, 0x11, 0xE9, 0x45, 0x5E, 0xF9, 0xB5, 0x01,
0xDE, 0xFF, 0xA4, 0xFF, 0x60, 0x00, 0xCA, 0xFF, 0x0D, 0x00, 0xFD,
@ -4598,7 +4598,7 @@ static char coefficients[NM_TOTAL_COEFF_COUNT * 4] = {
0x01, 0x8D, 0xFF, 0x0F, 0x00
};
static u16
static const u16
coefficient_sizes[8 * 2] = {
/* Playback */
0x00C0, 0x5000, 0x0060, 0x2800, 0x0040, 0x0060, 0x1400, 0x0000,