[alsa-devel] [PATCH 1/2]: ALSA: VIA HDA: Add support for codec VT1705CF
lydiawang
lydiawang at viatech.com.cn
Mon Dec 10 09:22:32 CET 2012
From: Lydia Wang <lydiawang at viatech.com.cn>
Subject: ALSA: VIA HDA: Add support for codec VT1705CF.
Add support for new codec VT1705CF.
Signed-off-by: Lydia Wang <lydiawang at viatech.com.cn>
Index: sound/sound/pci/hda/patch_via.c
===================================================================
--- sound.orig/sound/pci/hda/patch_via.c 2012-12-10 14:22:56.000000000 +0800
+++ sound/sound/pci/hda/patch_via.c 2012-12-10 15:02:02.000000000 +0800
@@ -76,6 +76,7 @@
VT2002P,
VT1812,
VT1802,
+ VT1705CF,
CODEC_TYPES,
};
@@ -220,6 +221,7 @@
int vt1708_hp_present;
void (*set_widgets_power_state)(struct hda_codec *codec);
+ unsigned int dac_stream_tag[4];
struct hda_loopback_check loopback;
int num_loopbacks;
@@ -296,6 +298,8 @@
codec_type = VT1708S;
else if ((dev_id & 0xfff) == 0x446)
codec_type = VT1802;
+ else if (dev_id == 0x4760)
+ codec_type = VT1705CF;
else
codec_type = UNKNOWN;
return codec_type;
@@ -711,6 +715,28 @@
snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE, parm);
}
+static void update_conv_power_state(struct hda_codec *codec, hda_nid_t nid,
+ unsigned int parm, unsigned int index)
+{
+ struct via_spec *spec = codec->spec;
+ unsigned int format;
+ if (snd_hda_codec_read(codec, nid, 0,
+ AC_VERB_GET_POWER_STATE, 0) == parm)
+ return;
+ format = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0);
+ if (format && (spec->dac_stream_tag[index] != format))
+ spec->dac_stream_tag[index] = format;
+
+ snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE, parm);
+ if (parm == AC_PWRST_D0) {
+ format = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONV, 0);
+ if (!format && (spec->dac_stream_tag[index] != format))
+ snd_hda_codec_write(codec, nid, 0,
+ AC_VERB_SET_CHANNEL_STREAMID,
+ spec->dac_stream_tag[index]);
+ }
+}
+
static void set_pin_power_state(struct hda_codec *codec, hda_nid_t nid,
unsigned int *affected_parm)
{
@@ -1085,6 +1111,10 @@
verb = 0xf93;
parm = enable ? 0x00 : 0xe0; /* 0x00: 4/40x, 0xe0: 1x */
break;
+ case VT1705CF:
+ verb = 0xf82;
+ parm = enable ? 0x00 : 0xe0; /* 0x00: 4/40x, 0xe0: 1x */
+ break;
default:
return; /* other codecs are not supported */
}
@@ -3817,6 +3847,125 @@
return 0;
}
+/* patch for vt3476 */
+
+static const struct hda_verb vt3476_init_verbs[] = {
+ /* Enable DMic 8/16/32K */
+ {0x1, 0xF7B, 0x30},
+ /* Enable Boost Volume backdoor */
+ {0x1, 0xFB9, 0x20},
+ /* Enable AOW-MW9 path */
+ {0x1, 0xFB8, 0x10},
+ { }
+};
+
+static void set_widgets_power_state_vt3476(struct hda_codec *codec)
+{
+ struct via_spec *spec = codec->spec;
+ int imux_is_smixer;
+ unsigned int parm, parm2;
+ /* MUX10 (1eh) = stereo mixer */
+ imux_is_smixer =
+ snd_hda_codec_read(codec, 0x1e, 0, AC_VERB_GET_CONNECT_SEL, 0x00) == 4;
+ /* inputs */
+ /* PW 5/6/7 (29h/2ah/2bh) */
+ parm = AC_PWRST_D3;
+ set_pin_power_state(codec, 0x29, &parm);
+ set_pin_power_state(codec, 0x2a, &parm);
+ set_pin_power_state(codec, 0x2b, &parm);
+ if (imux_is_smixer)
+ parm = AC_PWRST_D0;
+ /* MUX10/11 (1eh/1fh), AIW 0/1 (10h/11h) */
+ update_power_state(codec, 0x1e, parm);
+ update_power_state(codec, 0x1f, parm);
+ update_power_state(codec, 0x10, parm);
+ update_power_state(codec, 0x11, parm);
+
+ /* outputs */
+ /* PW3 (27h), MW3(37h), AOW3 (bh) */
+ if (spec->codec_type == VT1705CF) {
+ parm = AC_PWRST_D3;
+ update_power_state(codec, 0x27, parm);
+ update_power_state(codec, 0x37, parm);
+ } else {
+ parm = AC_PWRST_D3;
+ set_pin_power_state(codec, 0x27, &parm);
+ update_power_state(codec, 0x37, parm);
+ }
+
+ /* PW2 (26h), MW2(36h), AOW2 (ah) */
+ parm = AC_PWRST_D3;
+ set_pin_power_state(codec, 0x26, &parm);
+ update_power_state(codec, 0x36, parm);
+ if (spec->smart51_enabled) {
+ /* PW7(2bh), MW7(3bh), MUX7(1Bh) */
+ set_pin_power_state(codec, 0x2b, &parm);
+ update_power_state(codec, 0x3b, parm);
+ update_power_state(codec, 0x1b, parm);
+ }
+ update_conv_power_state(codec, 0xa, parm, 2);
+
+ /* PW1 (25h), MW1(35h), AOW1 (9h) */
+ parm = AC_PWRST_D3;
+ set_pin_power_state(codec, 0x25, &parm);
+ update_power_state(codec, 0x35, parm);
+ if (spec->smart51_enabled) {
+ /* PW6(2ah), MW6(3ah), MUX6(1ah) */
+ set_pin_power_state(codec, 0x2a, &parm);
+ update_power_state(codec, 0x3a, parm);
+ update_power_state(codec, 0x1a, parm);
+ }
+ update_conv_power_state(codec, 0x9, parm, 1);
+
+ /* PW4 (28h), MW4 (38h), MUX4(18h), AOW3(bh)/AOW0(8h) */
+ parm = AC_PWRST_D3;
+ set_pin_power_state(codec, 0x28, &parm);
+ update_power_state(codec, 0x38, parm);
+ update_power_state(codec, 0x18, parm);
+ if (spec->hp_independent_mode)
+ update_conv_power_state(codec, 0xb, parm, 3);
+ parm2 = parm; /* for pin 0x0b */
+
+ /* PW0 (24h), MW0(34h), MW9(3fh), AOW0 (8h) */
+ parm = AC_PWRST_D3;
+ set_pin_power_state(codec, 0x24, &parm);
+ update_power_state(codec, 0x34, parm);
+ if (!spec->hp_independent_mode && parm2 != AC_PWRST_D3)
+ parm = parm2;
+ update_conv_power_state(codec, 0x8, parm, 0);
+ /* MW9 (21h), Mw2 (1ah), AOW0 (8h) */
+ update_power_state(codec, 0x3f, imux_is_smixer ? AC_PWRST_D0 : parm);
+}
+
+static int patch_vt3476(struct hda_codec *codec)
+{
+ struct via_spec *spec;
+ int err;
+
+ /* create a codec specific record */
+ spec = via_new_spec(codec);
+ if (spec == NULL)
+ return -ENOMEM;
+
+ spec->aa_mix_nid = 0x3f;
+ add_secret_dac_path(codec);
+
+ /* automatic parse from the BIOS config */
+ err = via_parse_auto_config(codec);
+ if (err < 0) {
+ via_free(codec);
+ return err;
+ }
+
+ spec->init_verbs[spec->num_iverbs++] = vt3476_init_verbs;
+
+ codec->patch_ops = via_patch_ops;
+
+ spec->set_widgets_power_state = set_widgets_power_state_vt3476;
+
+ return 0;
+}
+
/*
* patch entries
*/
@@ -3910,6 +4059,8 @@
.patch = patch_vt2002P},
{ .id = 0x11068446, .name = "VT1802",
.patch = patch_vt2002P},
+ { .id = 0x11064760, .name = "VT1705CF",
+ .patch = patch_vt3476},
{} /* terminator */
};
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