From ccfacf2b2ee49962452b8d7bd104047d681f0555 Mon Sep 17 00:00:00 2001 From: Takashi Iwai Date: Sun, 5 Jan 2020 15:47:42 +0100 Subject: [PATCH] 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 --- sound/pci/nm256/nm256.c | 4 ++-- sound/pci/nm256/nm256_coef.c | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/sound/pci/nm256/nm256.c b/sound/pci/nm256/nm256.c index 25275a9..1726f29 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 c757252..f0599db 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, -- 2.7.4