ALSA: ice1712: Constify wm-specific tables
authorTakashi Iwai <tiwai@suse.de>
Fri, 3 Jan 2020 08:17:05 +0000 (09:17 +0100)
committerTakashi Iwai <tiwai@suse.de>
Fri, 3 Jan 2020 08:24:39 +0000 (09:24 +0100)
The tables defined in wm8766.c and wm8776.c are referred as read-only,
hence they can be declared as const gracefully.

There should be no functional changes by this patch.

Link: https://lore.kernel.org/r/20200103081714.9560-50-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/pci/ice1712/wm8766.c
sound/pci/ice1712/wm8776.c

index 0943f9e..fe3e243 100644 (file)
@@ -26,7 +26,7 @@ static void snd_wm8766_write(struct snd_wm8766 *wm, u16 addr, u16 data)
 
 static const DECLARE_TLV_DB_SCALE(wm8766_tlv, -12750, 50, 1);
 
 
 static const DECLARE_TLV_DB_SCALE(wm8766_tlv, -12750, 50, 1);
 
-static struct snd_wm8766_ctl snd_wm8766_default_ctl[WM8766_CTL_COUNT] = {
+static const struct snd_wm8766_ctl snd_wm8766_default_ctl[WM8766_CTL_COUNT] = {
        [WM8766_CTL_CH1_VOL] = {
                .name = "Channel 1 Playback Volume",
                .type = SNDRV_CTL_ELEM_TYPE_INTEGER,
        [WM8766_CTL_CH1_VOL] = {
                .name = "Channel 1 Playback Volume",
                .type = SNDRV_CTL_ELEM_TYPE_INTEGER,
index d696a7c..d96008d 100644 (file)
@@ -129,7 +129,7 @@ static const DECLARE_TLV_DB_SCALE(wm8776_ngth_tlv, -7800, 600, 0);
 static const DECLARE_TLV_DB_SCALE(wm8776_maxatten_lim_tlv, -1200, 100, 0);
 static const DECLARE_TLV_DB_SCALE(wm8776_maxatten_alc_tlv, -2100, 400, 0);
 
 static const DECLARE_TLV_DB_SCALE(wm8776_maxatten_lim_tlv, -1200, 100, 0);
 static const DECLARE_TLV_DB_SCALE(wm8776_maxatten_alc_tlv, -2100, 400, 0);
 
-static struct snd_wm8776_ctl snd_wm8776_default_ctl[WM8776_CTL_COUNT] = {
+static const struct snd_wm8776_ctl snd_wm8776_default_ctl[WM8776_CTL_COUNT] = {
        [WM8776_CTL_DAC_VOL] = {
                .name = "Master Playback Volume",
                .type = SNDRV_CTL_ELEM_TYPE_INTEGER,
        [WM8776_CTL_DAC_VOL] = {
                .name = "Master Playback Volume",
                .type = SNDRV_CTL_ELEM_TYPE_INTEGER,