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ALSA: hda - Add support for the new 27 inch IMacs 

With the attached patch I am able to use the sound on a new IMac 27.
What works:

*) Internal speakers
*) Internal microphone
*) Headphone

I don't have an external mic or a SPDIF device to test the rest.

Signed-off-by: Rafael Avila de Espindola <rafael.espindola@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
wifi-calibration
Rafael Avila de Espindola 2009-12-22 07:59:37 +01:00 committed by Takashi Iwai
parent d8d881dd2c
commit 1a5ba2e9fc
2 changed files with 22 additions and 1 deletions
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1
Documentation/sound/alsa/HD-Audio-Models.txt
View File

@ -403,4 +403,5 @@ STAC9872
Cirrus Logic CS4206/4207
========================
mbp55 MacBook Pro 5,5
imac27 IMac 27 Inch
auto BIOS setup (default)

22
sound/pci/hda/patch_cirrus.c
View File

@ -66,6 +66,7 @@ struct cs_spec {
/* available models */
enum {
CS420X_MBP55,
CS420X_IMAC27,
CS420X_AUTO,
CS420X_MODELS
};
@ -827,7 +828,8 @@ static void cs_automute(struct hda_codec *codec)
AC_VERB_SET_PIN_WIDGET_CONTROL,
hp_present ? 0 : PIN_OUT);
}
if (spec->board_config == CS420X_MBP55) {
if (spec->board_config == CS420X_MBP55 ||
spec->board_config == CS420X_IMAC27) {
unsigned int gpio = hp_present ? 0x02 : 0x08;
snd_hda_codec_write(codec, 0x01, 0,
AC_VERB_SET_GPIO_DATA, gpio);
@ -1069,12 +1071,14 @@ static int cs_parse_auto_config(struct hda_codec *codec)
static const char *cs420x_models[CS420X_MODELS] = {
[CS420X_MBP55] = "mbp55",
[CS420X_IMAC27] = "imac27",
[CS420X_AUTO] = "auto",
};
static struct snd_pci_quirk cs420x_cfg_tbl[] = {
SND_PCI_QUIRK(0x10de, 0xcb79, "MacBookPro 5,5", CS420X_MBP55),
SND_PCI_QUIRK(0x8086, 0x7270, "IMac 27 Inch", CS420X_IMAC27),
{} /* terminator */
};
@ -1097,8 +1101,23 @@ static struct cs_pincfg mbp55_pincfgs[] = {
{} /* terminator */
};
static struct cs_pincfg imac27_pincfgs[] = {
{ 0x09, 0x012b4050 },
{ 0x0a, 0x90100140 },
{ 0x0b, 0x90100142 },
{ 0x0c, 0x018b3020 },
{ 0x0d, 0x90a00110 },
{ 0x0e, 0x400000f0 },
{ 0x0f, 0x01cbe030 },
{ 0x10, 0x014be060 },
{ 0x12, 0x01ab9070 },
{ 0x15, 0x400000f0 },
{} /* terminator */
};
static struct cs_pincfg *cs_pincfgs[CS420X_MODELS] = {
[CS420X_MBP55] = mbp55_pincfgs,
[CS420X_IMAC27] = imac27_pincfgs,
};
static void fix_pincfg(struct hda_codec *codec, int model)
@ -1128,6 +1147,7 @@ static int patch_cs420x(struct hda_codec *codec)
fix_pincfg(codec, spec->board_config);
switch (spec->board_config) {
case CS420X_IMAC27:
case CS420X_MBP55:
/* GPIO1 = headphones */
/* GPIO3 = speakers */