audio: Fix Linein Not work [2/2]

PD#SWPL-4737

Problem:
  HDMI in and Line in use the same device.
  But their input I2S inskew is not same.

Solution:
  We need use separate skew setting for different
  source.

Verify:
  A113

Change-Id: I8e306af06d9c9d614c4032f2030dbedb64a7f6df
Signed-off-by: yujie.wu <yujie.wu@amlogic.com>

diff --git a/sound/soc/amlogic/auge/audio_utils.c b/sound/soc/amlogic/auge/audio_utils.c
index 32dca83..d25bb7a 100644 (file)
--- a/sound/soc/amlogic/auge/audio_utils.c
+++ b/sound/soc/amlogic/auge/audio_utils.c
@@ -42,6 +42,7 @@ struct snd_elem_info {
 static unsigned int loopback_enable;
 static unsigned int loopback_is_running;
 static unsigned int datain_datalb_total;
+static unsigned int audio_inskew;
 
 static const char *const loopback_enable_texts[] = {
        "Disable",
@@ -625,6 +626,51 @@ static int audio_locker_set_enum(
        return 0;
 }
 
+static const char *const audio_inskew_texts[] = {
+       "0",
+       "1",
+       "2",
+       "3",
+       "4",
+       "5",
+       "6",
+};
+
+static const struct soc_enum audio_inskew_enum =
+       SOC_ENUM_SINGLE(SND_SOC_NOPM, 0, ARRAY_SIZE(audio_inskew_texts),
+                       audio_inskew_texts);
+
+
+static int audio_inskew_get_enum(
+       struct snd_kcontrol *kcontrol,
+       struct snd_ctl_elem_value *ucontrol)
+{
+       ucontrol->value.enumerated.item[0] = audio_inskew;
+
+       return 0;
+}
+
+static int audio_inskew_set_enum(
+       struct snd_kcontrol *kcontrol,
+       struct snd_ctl_elem_value *ucontrol)
+{
+       unsigned int reg_in, off_set;
+       int inskew;
+       int id;
+
+       id = (ucontrol->value.enumerated.item[0] >> 16) & 0xffff;
+       inskew = (int)(ucontrol->value.enumerated.item[0] & 0xffff);
+       audio_inskew = inskew;
+       off_set = EE_AUDIO_TDMIN_B_CTRL - EE_AUDIO_TDMIN_A_CTRL;
+       reg_in = EE_AUDIO_TDMIN_A_CTRL + off_set * id;
+       pr_info("id=%d set inskew=%d\n", id, inskew);
+       audiobus_update_bits(reg_in, 0x7 << 16, inskew << 16);
+
+       return 0;
+}
+
+
+
 #define SND_MIX(xname, type, xenum, xshift, xmask)   \
        SND_ENUM(xname, type, CTRL0, xenum, xshift, xmask)
 
@@ -925,6 +971,12 @@ static const struct snd_kcontrol_new snd_auge_controls[] = {
                     audio_locker_enum,
                     audio_locker_get_enum,
                     audio_locker_set_enum),
+
+       /* audio inskew */
+       SOC_ENUM_EXT("audio inskew set",
+                    audio_inskew_enum,
+                    audio_inskew_get_enum,
+                    audio_inskew_set_enum),
 };