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authorTakashi Iwai <tiwai@suse.de>2020-01-05 15:47:42 +0100
committerTakashi Iwai <tiwai@suse.de>2020-01-05 16:14:50 +0100
commitccfacf2b2ee49962452b8d7bd104047d681f0555 (patch)
tree46636c60b0e8d3d1479c838be8bf86cb7fe09474 /sound/pci/nm256
parent71075c421060cd3cc00f77770cc01254f8ff2c27 (diff)
ALSA: nm256: More constifications
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>
Diffstat (limited to 'sound/pci/nm256')
-rw-r--r--sound/pci/nm256/nm256.c4
-rw-r--r--sound/pci/nm256/nm256_coef.c4
2 files changed, 4 insertions, 4 deletions
diff --git a/sound/pci/nm256/nm256.c b/sound/pci/nm256/nm256.c
index 25275a98e950..1726f2959ae8 100644
--- a/sound/pci/nm256/nm256.c
+++ b/sound/pci/nm256/nm256.c
@@ -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 },
diff --git a/sound/pci/nm256/nm256_coef.c b/sound/pci/nm256/nm256_coef.c
index c757252119b1..f0599dbe8492 100644
--- a/sound/pci/nm256/nm256_coef.c
+++ b/sound/pci/nm256/nm256_coef.c
@@ -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,