ALSA: i2c: Constify snd_device_ops definitions

Now we may declare const for snd_device_ops definitions, so let's do
it for optimization.

There should be no functional changes by this patch.

Link: https://lore.kernel.org/r/20200103081714.9560-7-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/i2c/i2c.c b/sound/i2c/i2c.c
index 37b3c69..a684faa 100644 (file)
--- a/sound/i2c/i2c.c
+++ b/sound/i2c/i2c.c
@@ -67,7 +67,7 @@ int snd_i2c_bus_create(struct snd_card *card, const char *name,
 {
        struct snd_i2c_bus *bus;
        int err;
-       static struct snd_device_ops ops = {
+       static const struct snd_device_ops ops = {
                .dev_free =     snd_i2c_bus_dev_free,
        };
 

diff --git a/sound/i2c/other/ak4113.c b/sound/i2c/other/ak4113.c
index 775f9a3..2700a84 100644 (file)
--- a/sound/i2c/other/ak4113.c
+++ b/sound/i2c/other/ak4113.c
@@ -60,7 +60,7 @@ int snd_ak4113_create(struct snd_card *card, ak4113_read_t *read,
        struct ak4113 *chip;
        int err;
        unsigned char reg;
-       static struct snd_device_ops ops = {
+       static const struct snd_device_ops ops = {
                .dev_free =     snd_ak4113_dev_free,
        };
 

diff --git a/sound/i2c/other/ak4114.c b/sound/i2c/other/ak4114.c
index 6611c7d..e7325af 100644 (file)
--- a/sound/i2c/other/ak4114.c
+++ b/sound/i2c/other/ak4114.c
@@ -71,7 +71,7 @@ int snd_ak4114_create(struct snd_card *card,
        struct ak4114 *chip;
        int err = 0;
        unsigned char reg;
-       static struct snd_device_ops ops = {
+       static const struct snd_device_ops ops = {
                .dev_free =     snd_ak4114_dev_free,
        };
 

diff --git a/sound/i2c/other/ak4117.c b/sound/i2c/other/ak4117.c
index 381949c..0d9e825 100644 (file)
--- a/sound/i2c/other/ak4117.c
+++ b/sound/i2c/other/ak4117.c
@@ -64,7 +64,7 @@ int snd_ak4117_create(struct snd_card *card, ak4117_read_t *read, ak4117_write_t
        struct ak4117 *chip;
        int err = 0;
        unsigned char reg;
-       static struct snd_device_ops ops = {
+       static const struct snd_device_ops ops = {
                .dev_free =     snd_ak4117_dev_free,
        };