ALSA: info: Make snd_info_entry_ops as const

The reference to snd_info_entry_ops is rather read-only, so declare it
as a const pointer.  This allows a bit more optimization.

There should be no functional changes by this patch.

Link: https://lore.kernel.org/r/20200103081714.9560-29-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>

4 files changed, 6 insertions, 6 deletions

diff --git a/sound/pci/cs4281.c b/sound/pci/cs4281.c
index 8fd64dab372d..dc89ef906c9b 100644
--- a/sound/pci/cs4281.c
+++ b/sound/pci/cs4281.c
@@ -1129,11 +1129,11 @@ static ssize_t snd_cs4281_BA1_read(struct snd_info_entry *entry,
 	return count;
 }
 
-static struct snd_info_entry_ops snd_cs4281_proc_ops_BA0 = {
+static const struct snd_info_entry_ops snd_cs4281_proc_ops_BA0 = {
 	.read = snd_cs4281_BA0_read,
 };
 
-static struct snd_info_entry_ops snd_cs4281_proc_ops_BA1 = {
+static const struct snd_info_entry_ops snd_cs4281_proc_ops_BA1 = {
 	.read = snd_cs4281_BA1_read,
 };
 
diff --git a/sound/pci/cs46xx/cs46xx_lib.c b/sound/pci/cs46xx/cs46xx_lib.c
index 3f2fe26efee3..5bb84303f577 100644
--- a/sound/pci/cs46xx/cs46xx_lib.c
+++ b/sound/pci/cs46xx/cs46xx_lib.c
@@ -2815,7 +2815,7 @@ static ssize_t snd_cs46xx_io_read(struct snd_info_entry *entry,
 	return count;
 }
 
-static struct snd_info_entry_ops snd_cs46xx_proc_io_ops = {
+static const struct snd_info_entry_ops snd_cs46xx_proc_io_ops = {
 	.read = snd_cs46xx_io_read,
 };
 
diff --git a/sound/pci/emu10k1/emuproc.c b/sound/pci/emu10k1/emuproc.c
index d32f256af809..637446f19598 100644
--- a/sound/pci/emu10k1/emuproc.c
+++ b/sound/pci/emu10k1/emuproc.c
@@ -545,7 +545,7 @@ static void snd_emu_proc_ptr_reg_read20c(struct snd_info_entry *entry,
 }
 #endif
 
-static struct snd_info_entry_ops snd_emu10k1_proc_ops_fx8010 = {
+static const struct snd_info_entry_ops snd_emu10k1_proc_ops_fx8010 = {
 	.read = snd_emu10k1_fx8010_read,
 };
 
diff --git a/sound/pci/mixart/mixart.c b/sound/pci/mixart/mixart.c
index 44009c555322..7ba487443c7f 100644
--- a/sound/pci/mixart/mixart.c
+++ b/sound/pci/mixart/mixart.c
@@ -1153,11 +1153,11 @@ static ssize_t snd_mixart_BA1_read(struct snd_info_entry *entry,
 	return count;
 }
 
-static struct snd_info_entry_ops snd_mixart_proc_ops_BA0 = {
+static const struct snd_info_entry_ops snd_mixart_proc_ops_BA0 = {
 	.read   = snd_mixart_BA0_read,
 };
 
-static struct snd_info_entry_ops snd_mixart_proc_ops_BA1 = {
+static const struct snd_info_entry_ops snd_mixart_proc_ops_BA1 = {
 	.read   = snd_mixart_BA1_read,
 };