[08/58] ALSA: hda: Constify snd_device_ops definitions

Commit Message

Takashi Iwai Jan. 3, 2020, 8:16 a.m. UTC

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.

Signed-off-by: Takashi Iwai <[e-mail]>
---
 sound/pci/hda/hda_beep.c  | 2 +-
 sound/pci/hda/hda_codec.c | 2 +-
 sound/pci/hda/hda_intel.c | 2 +-
 sound/pci/hda/hda_tegra.c | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

Patch

diff --git a/sound/pci/hda/hda_beep.c b/sound/pci/hda/hda_beep.c
index b7d9160ed868..f5fd62ed4df5 100644
--- a/sound/pci/hda/hda_beep.c
+++ b/sound/pci/hda/hda_beep.c
@@ -192,7 +192,7 @@  static int beep_dev_free(struct snd_device *device)
  */
 int snd_hda_attach_beep_device(struct hda_codec *codec, int nid)
 {
-	static struct snd_device_ops ops = {
+	static const struct snd_device_ops ops = {
 		.dev_register = beep_dev_register,
 		.dev_disconnect = beep_dev_disconnect,
 		.dev_free = beep_dev_free,
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index a2fb19129219..8f166bbc438b 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -915,7 +915,7 @@  int snd_hda_codec_device_new(struct hda_bus *bus, struct snd_card *card,
 	char component[31];
 	hda_nid_t fg;
 	int err;
-	static struct snd_device_ops dev_ops = {
+	static const struct snd_device_ops dev_ops = {
 		.dev_register = snd_hda_codec_dev_register,
 		.dev_free = snd_hda_codec_dev_free,
 	};
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index c7efb6f66bdc..4733268ec74e 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1743,7 +1743,7 @@  static int azx_create(struct snd_card *card, struct pci_dev *pci,
 		      int dev, unsigned int driver_caps,
 		      struct azx **rchip)
 {
-	static struct snd_device_ops ops = {
+	static const struct snd_device_ops ops = {
 		.dev_disconnect = azx_dev_disconnect,
 		.dev_free = azx_dev_free,
 	};
diff --git a/sound/pci/hda/hda_tegra.c b/sound/pci/hda/hda_tegra.c
index 9d0784aed9e4..567c9ebddb2e 100644
--- a/sound/pci/hda/hda_tegra.c
+++ b/sound/pci/hda/hda_tegra.c
@@ -366,7 +366,7 @@  static int hda_tegra_create(struct snd_card *card,
 			    unsigned int driver_caps,
 			    struct hda_tegra *hda)
 {
-	static struct snd_device_ops ops = {
+	static const struct snd_device_ops ops = {
 		.dev_disconnect = hda_tegra_dev_disconnect,
 		.dev_free = hda_tegra_dev_free,
 	};