ALSA: pci: hda: use snd_kcontrol_chip()

We can use snd_kcontrol_chip(). Let's use it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://patch.msgid.link/87plglauda.wl-kuninori.morimoto.gx@renesas.com

diff --git a/sound/pci/hda/cs35l56_hda.c b/sound/pci/hda/cs35l56_hda.c
index 6f8feac8c012c510234cbb1251622dab3a298c34..145579ebd99a1f89c5b9a769a449acc076fda4f7 100644 (file)
--- a/sound/pci/hda/cs35l56_hda.c
+++ b/sound/pci/hda/cs35l56_hda.c
@@ -179,7 +179,7 @@ static int cs35l56_hda_mixer_info(struct snd_kcontrol *kcontrol,
 static int cs35l56_hda_mixer_get(struct snd_kcontrol *kcontrol,
                                 struct snd_ctl_elem_value *ucontrol)
 {
-       struct cs35l56_hda *cs35l56 = (struct cs35l56_hda *)kcontrol->private_data;
+       struct cs35l56_hda *cs35l56 = snd_kcontrol_chip(kcontrol);
        unsigned int reg_val;
        int i;
 
@@ -201,7 +201,7 @@ static int cs35l56_hda_mixer_get(struct snd_kcontrol *kcontrol,
 static int cs35l56_hda_mixer_put(struct snd_kcontrol *kcontrol,
                                 struct snd_ctl_elem_value *ucontrol)
 {
-       struct cs35l56_hda *cs35l56 = (struct cs35l56_hda *)kcontrol->private_data;
+       struct cs35l56_hda *cs35l56 = snd_kcontrol_chip(kcontrol);
        unsigned int item = ucontrol->value.enumerated.item[0];
        bool changed;
 
@@ -230,7 +230,7 @@ static int cs35l56_hda_posture_info(struct snd_kcontrol *kcontrol,
 static int cs35l56_hda_posture_get(struct snd_kcontrol *kcontrol,
                                   struct snd_ctl_elem_value *ucontrol)
 {
-       struct cs35l56_hda *cs35l56 = (struct cs35l56_hda *)kcontrol->private_data;
+       struct cs35l56_hda *cs35l56 = snd_kcontrol_chip(kcontrol);
        unsigned int pos;
        int ret;
 
@@ -248,7 +248,7 @@ static int cs35l56_hda_posture_get(struct snd_kcontrol *kcontrol,
 static int cs35l56_hda_posture_put(struct snd_kcontrol *kcontrol,
                                   struct snd_ctl_elem_value *ucontrol)
 {
-       struct cs35l56_hda *cs35l56 = (struct cs35l56_hda *)kcontrol->private_data;
+       struct cs35l56_hda *cs35l56 = snd_kcontrol_chip(kcontrol);
        unsigned long pos = ucontrol->value.integer.value[0];
        bool changed;
        int ret;
@@ -297,7 +297,7 @@ static int cs35l56_hda_vol_info(struct snd_kcontrol *kcontrol,
 static int cs35l56_hda_vol_get(struct snd_kcontrol *kcontrol,
                               struct snd_ctl_elem_value *ucontrol)
 {
-       struct cs35l56_hda *cs35l56 = (struct cs35l56_hda *)kcontrol->private_data;
+       struct cs35l56_hda *cs35l56 = snd_kcontrol_chip(kcontrol);
        unsigned int raw_vol;
        int vol;
        int ret;
@@ -323,7 +323,7 @@ static int cs35l56_hda_vol_get(struct snd_kcontrol *kcontrol,
 static int cs35l56_hda_vol_put(struct snd_kcontrol *kcontrol,
                               struct snd_ctl_elem_value *ucontrol)
 {
-       struct cs35l56_hda *cs35l56 = (struct cs35l56_hda *)kcontrol->private_data;
+       struct cs35l56_hda *cs35l56 = snd_kcontrol_chip(kcontrol);
        long vol = ucontrol->value.integer.value[0];
        unsigned int raw_vol;
        bool changed;