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authorTakashi Iwai <tiwai@suse.de>2020-01-05 15:47:23 +0100
committerTakashi Iwai <tiwai@suse.de>2020-01-05 16:14:31 +0100
commitf729f88a04089d2a0f2783182027347e0446b900 (patch)
tree84cfa3122ddce007b9ba12bc403165fde7fc30dd /sound/pci/intel8x0m.c
parentc09482455ca586539802282380f59f54a1febf16 (diff)
downloadlinux-f729f88a04089d2a0f2783182027347e0446b900.tar.gz
ALSA: intel8x0: More constifications
Apply const prefix to more places: the static tables for PCM
definitions, the register tables, etc.

Just for minor optimization and no functional changes.

Link: https://lore.kernel.org/r/20200105144823.29547-9-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/intel8x0m.c')
-rw-r--r--sound/pci/intel8x0m.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/sound/pci/intel8x0m.c b/sound/pci/intel8x0m.c
index 74d45b9a1571..1b7df0c4e57c 100644
--- a/sound/pci/intel8x0m.c
+++ b/sound/pci/intel8x0m.c
@@ -288,7 +288,7 @@ static inline void iaputword(struct intel8x0m *chip, u32 offset, u16 val)
 /* return the GLOB_STA bit for the corresponding codec */
 static unsigned int get_ich_codec_bit(struct intel8x0m *chip, unsigned int codec)
 {
-	static unsigned int codec_bit[3] = {
+	static const unsigned int codec_bit[3] = {
 		ICH_PCR, ICH_SCR, ICH_TCR
 	};
 	if (snd_BUG_ON(codec >= 3))
@@ -686,7 +686,7 @@ struct ich_pcm_table {
 };
 
 static int snd_intel8x0m_pcm1(struct intel8x0m *chip, int device,
-			      struct ich_pcm_table *rec)
+			      const struct ich_pcm_table *rec)
 {
 	struct snd_pcm *pcm;
 	int err;
@@ -724,7 +724,7 @@ static int snd_intel8x0m_pcm1(struct intel8x0m *chip, int device,
 	return 0;
 }
 
-static struct ich_pcm_table intel_pcms[] = {
+static const struct ich_pcm_table intel_pcms[] = {
 	{
 		.suffix = "Modem",
 		.playback_ops = &snd_intel8x0m_playback_ops,
@@ -737,7 +737,7 @@ static struct ich_pcm_table intel_pcms[] = {
 static int snd_intel8x0m_pcm(struct intel8x0m *chip)
 {
 	int i, tblsize, device, err;
-	struct ich_pcm_table *tbl, *rec;
+	const struct ich_pcm_table *tbl, *rec;
 
 #if 1
 	tbl = intel_pcms;
@@ -1082,11 +1082,11 @@ static int snd_intel8x0m_create(struct snd_card *card,
 	static const struct snd_device_ops ops = {
 		.dev_free =	snd_intel8x0m_dev_free,
 	};
-	static struct ich_reg_info intel_regs[2] = {
+	static const struct ich_reg_info intel_regs[2] = {
 		{ ICH_MIINT, 0 },
 		{ ICH_MOINT, 0x10 },
 	};
-	struct ich_reg_info *tbl;
+	const struct ich_reg_info *tbl;
 
 	*r_intel8x0m = NULL;