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authorTakashi Iwai <tiwai@suse.de>2020-01-03 09:16:46 +0100
committerTakashi Iwai <tiwai@suse.de>2020-01-03 09:24:20 +0100
commitf8ae2d2919481817d2e942617c203fc792687c66 (patch)
treea2851521c13cf8ec02118027e8ceed786eeb152e /sound/pci
parentaad7ebb544072bcb9335fa4eb0fbd1b85a6c495b (diff)
downloadlinux-stericsson-f8ae2d2919481817d2e942617c203fc792687c66.tar.gz
ALSA: vx: Constify snd_vx_hardware and snd_vx_ops definitions
Both snd_vx_hardware and snd_vx_ops are only referred without modification, hence they can be constified gracefully for further optimizations. There should be no functional changes by this patch. Link: https://lore.kernel.org/r/20200103081714.9560-31-tiwai@suse.de Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci')
-rw-r--r--sound/pci/vx222/vx222.c12
-rw-r--r--sound/pci/vx222/vx222.h4
-rw-r--r--sound/pci/vx222/vx222_ops.c4
3 files changed, 10 insertions, 10 deletions
diff --git a/sound/pci/vx222/vx222.c b/sound/pci/vx222/vx222.c
index b278c72797d5..f7800ed1b67e 100644
--- a/sound/pci/vx222/vx222.c
+++ b/sound/pci/vx222/vx222.c
@@ -62,7 +62,7 @@ MODULE_DEVICE_TABLE(pci, snd_vx222_ids);
static const DECLARE_TLV_DB_SCALE(db_scale_old_vol, -11350, 50, 0);
static const DECLARE_TLV_DB_SCALE(db_scale_akm, -7350, 50, 0);
-static struct snd_vx_hardware vx222_old_hw = {
+static const struct snd_vx_hardware vx222_old_hw = {
.name = "VX222/Old",
.type = VX_TYPE_BOARD,
@@ -74,7 +74,7 @@ static struct snd_vx_hardware vx222_old_hw = {
.output_level_db_scale = db_scale_old_vol,
};
-static struct snd_vx_hardware vx222_v2_hw = {
+static const struct snd_vx_hardware vx222_v2_hw = {
.name = "VX222/v2",
.type = VX_TYPE_V2,
@@ -86,7 +86,7 @@ static struct snd_vx_hardware vx222_v2_hw = {
.output_level_db_scale = db_scale_akm,
};
-static struct snd_vx_hardware vx222_mic_hw = {
+static const struct snd_vx_hardware vx222_mic_hw = {
.name = "VX222/Mic",
.type = VX_TYPE_MIC,
@@ -122,7 +122,7 @@ static int snd_vx222_dev_free(struct snd_device *device)
static int snd_vx222_create(struct snd_card *card, struct pci_dev *pci,
- struct snd_vx_hardware *hw,
+ const struct snd_vx_hardware *hw,
struct snd_vx222 **rchip)
{
struct vx_core *chip;
@@ -131,7 +131,7 @@ static int snd_vx222_create(struct snd_card *card, struct pci_dev *pci,
static const struct snd_device_ops ops = {
.dev_free = snd_vx222_dev_free,
};
- struct snd_vx_ops *vx_ops;
+ const struct snd_vx_ops *vx_ops;
/* enable PCI device */
if ((err = pci_enable_device(pci)) < 0)
@@ -180,7 +180,7 @@ static int snd_vx222_probe(struct pci_dev *pci,
{
static int dev;
struct snd_card *card;
- struct snd_vx_hardware *hw;
+ const struct snd_vx_hardware *hw;
struct snd_vx222 *vx;
int err;
diff --git a/sound/pci/vx222/vx222.h b/sound/pci/vx222/vx222.h
index d27af637125c..46ddc6858a61 100644
--- a/sound/pci/vx222/vx222.h
+++ b/sound/pci/vx222/vx222.h
@@ -31,8 +31,8 @@ struct snd_vx222 {
/* we use a lookup table with 148 values, see vx_mixer.c */
#define VX2_AKM_LEVEL_MAX 0x93
-extern struct snd_vx_ops vx222_ops;
-extern struct snd_vx_ops vx222_old_ops;
+extern const struct snd_vx_ops vx222_ops;
+extern const struct snd_vx_ops vx222_old_ops;
/* Offset of registers with base equal to portDSP. */
#define VX_RESET_DMA_REGISTER_OFFSET 0x00000008
diff --git a/sound/pci/vx222/vx222_ops.c b/sound/pci/vx222/vx222_ops.c
index c145951e2fc6..6245240d8768 100644
--- a/sound/pci/vx222/vx222_ops.c
+++ b/sound/pci/vx222/vx222_ops.c
@@ -984,7 +984,7 @@ static int vx2_add_mic_controls(struct vx_core *_chip)
/*
* callbacks
*/
-struct snd_vx_ops vx222_ops = {
+const struct snd_vx_ops vx222_ops = {
.in8 = vx2_inb,
.in32 = vx2_inl,
.out8 = vx2_outb,
@@ -1004,7 +1004,7 @@ struct snd_vx_ops vx222_ops = {
};
/* for old VX222 board */
-struct snd_vx_ops vx222_old_ops = {
+const struct snd_vx_ops vx222_old_ops = {
.in8 = vx2_inb,
.in32 = vx2_inl,
.out8 = vx2_outb,