ALSA: hda - Add CS420x-specific coef setup

Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 110 insertions, 0 deletions

diff --git a/sound/pci/hda/patch_cirrus.c b/sound/pci/hda/patch_cirrus.c
index 8e33214abeb4..2187383cdfd6 100644
--- a/sound/pci/hda/patch_cirrus.c
+++ b/sound/pci/hda/patch_cirrus.c
@@ -58,6 +58,64 @@ struct cs_spec {
         unsigned int mic_detect:1;
 };
 
+/* Vendor-specific processing widget */
+#define CS420X_VENDOR_NID       0x11
+#define CS_DIG_OUT1_PIN_NID     0x10
+#define CS_DIG_OUT2_PIN_NID     0x15
+#define CS_DMIC1_PIN_NID        0x12
+#define CS_DMIC2_PIN_NID        0x0e
+
+/* coef indices */
+#define IDX_SPDIF_STAT          0x0000
+#define IDX_SPDIF_CTL           0x0001
+#define IDX_ADC_CFG             0x0002
+/* SZC bitmask, 4 modes below:
+ * 0 = immediate,
+ * 1 = digital immediate, analog zero-cross
+ * 2 = digtail & analog soft-ramp
+ * 3 = digital soft-ramp, analog zero-cross
+ */
+#define   CS_COEF_ADC_SZC_MASK          (3 << 0)
+#define   CS_COEF_ADC_MIC_SZC_MODE      (3 << 0) /* SZC setup for mic */
+#define   CS_COEF_ADC_LI_SZC_MODE       (3 << 0) /* SZC setup for line-in */
+/* PGA mode: 0 = differential, 1 = signle-ended */
+#define   CS_COEF_ADC_MIC_PGA_MODE      (1 << 5) /* PGA setup for mic */
+#define   CS_COEF_ADC_LI_PGA_MODE       (1 << 6) /* PGA setup for line-in */
+#define IDX_DAC_CFG             0x0003
+/* SZC bitmask, 4 modes below:
+ * 0 = Immediate
+ * 1 = zero-cross
+ * 2 = soft-ramp
+ * 3 = soft-ramp on zero-cross
+ */
+#define   CS_COEF_DAC_HP_SZC_MODE       (3 << 0) /* nid 0x02 */
+#define   CS_COEF_DAC_LO_SZC_MODE       (3 << 2) /* nid 0x03 */
+#define   CS_COEF_DAC_SPK_SZC_MODE      (3 << 4) /* nid 0x04 */
+
+#define IDX_BEEP_CFG            0x0004
+/* 0x0008 - test reg key */
+/* 0x0009 - 0x0014 -> 12 test regs */
+/* 0x0015 - visibility reg */
+
+
+static int cs_vendor_coef_get(struct hda_codec *codec, unsigned int idx)
+{
+        snd_hda_codec_write(codec, CS420X_VENDOR_NID, 0,
+                            AC_VERB_SET_COEF_INDEX, idx);
+        return snd_hda_codec_read(codec, CS420X_VENDOR_NID, 0,
+                                  AC_VERB_GET_PROC_COEF, 0);
+}
+
+static void cs_vendor_coef_set(struct hda_codec *codec, unsigned int idx,
+                               unsigned int coef)
+{
+        snd_hda_codec_write(codec, CS420X_VENDOR_NID, 0,
+                            AC_VERB_SET_COEF_INDEX, idx);
+        snd_hda_codec_write(codec, CS420X_VENDOR_NID, 0,
+                            AC_VERB_SET_PROC_COEF, coef);
+}
+
+
 #define HP_EVENT        1
 #define MIC_EVENT       2
 
@@ -295,6 +353,14 @@ static hda_nid_t get_adc(struct hda_codec *codec, hda_nid_t pin,
         return 0;
 }
 
+static int is_active_pin(struct hda_codec *codec, hda_nid_t nid)
+{
+        struct cs_spec *spec = codec->spec;
+        unsigned int val;
+        val = snd_hda_codec_get_pincfg(codec, nid);
+        return (get_defcfg_connect(val) != AC_JACK_PORT_NONE);
+}
+
 static int parse_output(struct hda_codec *codec)
 {
         struct cs_spec *spec = codec->spec;
@@ -833,6 +899,7 @@ static void init_input(struct hda_codec *codec)
 {
         struct cs_spec *spec = codec->spec;
         struct auto_pin_cfg *cfg = &spec->autocfg;
+        unsigned int coef;
         int i;
 
         for (i = 0; i < AUTO_PIN_LAST; i++) {
@@ -861,14 +928,57 @@ static void init_input(struct hda_codec *codec)
         change_cur_input(codec, spec->cur_input, 1);
         if (spec->mic_detect)
                 cs_automic(codec);
+
+        coef = 0x000a; /* ADC1/2 - Digital and Analog Soft Ramp */
+        if (is_active_pin(codec, CS_DMIC2_PIN_NID))
+                coef |= 0x0500; /* DMIC2 enable 2 channels, disable GPIO1 */
+        if (is_active_pin(codec, CS_DMIC1_PIN_NID))
+                coef |= 0x1800; /* DMIC1 enable 2 channels, disable GPIO0 
+                                 * No effect if SPDIF_OUT2 is slected in 
+                                 * IDX_SPDIF_CTL.
+                                  */
+        cs_vendor_coef_set(codec, IDX_ADC_CFG, coef);
+}
+
+static struct hda_verb cs_coef_init_verbs[] = {
+        {0x11, AC_VERB_SET_PROC_STATE, 1},
+        {0x11, AC_VERB_SET_COEF_INDEX, IDX_DAC_CFG},
+        {0x11, AC_VERB_SET_PROC_COEF,
+         (0x002a /* DAC1/2/3 SZCMode Soft Ramp */
+          | 0x0040 /* Mute DACs on FIFO error */
+          | 0x1000 /* Enable DACs High Pass Filter */
+          | 0x0400 /* Disable Coefficient Auto increment */
+          )},
+        /* Beep */
+        {0x11, AC_VERB_SET_COEF_INDEX, IDX_DAC_CFG},
+        {0x11, AC_VERB_SET_PROC_COEF, 0x0007}, /* Enable Beep thru DAC1/2/3 */
+
+        {} /* terminator */
+};
+
+/* SPDIF setup */
+static void init_digital(struct hda_codec *codec)
+{
+        unsigned int coef;
+
+        coef = 0x0002; /* SRC_MUTE soft-mute on SPDIF (if no lock) */
+        coef |= 0x0008; /* Replace with mute on error */
+        if (is_active_pin(codec, CS_DIG_OUT2_PIN_NID))
+                coef |= 0x4000; /* RX to TX1 or TX2 Loopthru / SPDIF2
+                                 * SPDIF_OUT2 is shared with GPIO1 and
+                                 * DMIC_SDA2.
+                                 */
+        cs_vendor_coef_set(codec, IDX_SPDIF_CTL, coef);
 }
 
 static int cs_init(struct hda_codec *codec)
 {
         struct cs_spec *spec = codec->spec;
 
+        snd_hda_sequence_write(codec, cs_coef_init_verbs);
         init_output(codec);
         init_input(codec);
+        init_digital(codec);
         return 0;
 }