[PATCH] ALSA: oxygen: Xonar DG(X): make model_xonar_dg const

[Bhumika Goyal <bhumirks@gmail.com>]

Make this const as it not modified anywhere. It is only used during a
copy operation. Also, add const to the declaration in header.

Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
---
 sound/pci/oxygen/xonar_dg.h       | 2 +-
 sound/pci/oxygen/xonar_dg_mixer.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/pci/oxygen/xonar_dg.h b/sound/pci/oxygen/xonar_dg.h
index d461df3..5a07cda 100644
--- a/sound/pci/oxygen/xonar_dg.h
+++ b/sound/pci/oxygen/xonar_dg.h
@@ -51,6 +51,6 @@ void dump_cs4245_registers(struct oxygen *chip,
 void dg_resume(struct oxygen *chip);
 void dg_cleanup(struct oxygen *chip);
 
-extern struct oxygen_model model_xonar_dg;
+extern const struct oxygen_model model_xonar_dg;
 
 #endif
diff --git a/sound/pci/oxygen/xonar_dg_mixer.c b/sound/pci/oxygen/xonar_dg_mixer.c
index b885dac..d22fbe8 100644
--- a/sound/pci/oxygen/xonar_dg_mixer.c
+++ b/sound/pci/oxygen/xonar_dg_mixer.c
@@ -449,7 +449,7 @@ static int dg_mixer_init(struct oxygen *chip)
 	return 0;
 }
 
-struct oxygen_model model_xonar_dg = {
+const struct oxygen_model model_xonar_dg = {
 	.longname = "C-Media Oxygen HD Audio",
 	.chip = "CMI8786",
 	.init = dg_init,
-- 
1.9.1