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path: root/sound/pci/hda/patch_sigmatel.c
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Diffstat (limited to 'sound/pci/hda/patch_sigmatel.c')
-rw-r--r--sound/pci/hda/patch_sigmatel.c100
1 files changed, 79 insertions, 21 deletions
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 139d73e18a3..239ae3fad05 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -73,6 +73,7 @@ struct sigmatel_spec {
hda_nid_t *pin_nids;
unsigned int num_pins;
unsigned int *pin_configs;
+ unsigned int *bios_pin_configs;
/* codec specific stuff */
struct hda_verb *init;
@@ -584,13 +585,42 @@ static struct hda_board_config stac9205_cfg_tbl[] = {
{} /* terminator */
};
+static int stac92xx_save_bios_config_regs(struct hda_codec *codec)
+{
+ int i;
+ struct sigmatel_spec *spec = codec->spec;
+
+ if (! spec->bios_pin_configs) {
+ spec->bios_pin_configs = kcalloc(spec->num_pins,
+ sizeof(*spec->bios_pin_configs), GFP_KERNEL);
+ if (! spec->bios_pin_configs)
+ return -ENOMEM;
+ }
+
+ for (i = 0; i < spec->num_pins; i++) {
+ hda_nid_t nid = spec->pin_nids[i];
+ unsigned int pin_cfg;
+
+ pin_cfg = snd_hda_codec_read(codec, nid, 0,
+ AC_VERB_GET_CONFIG_DEFAULT, 0x00);
+ snd_printdd(KERN_INFO "hda_codec: pin nid %2.2x bios pin config %8.8x\n",
+ nid, pin_cfg);
+ spec->bios_pin_configs[i] = pin_cfg;
+ }
+
+ return 0;
+}
+
static void stac92xx_set_config_regs(struct hda_codec *codec)
{
int i;
struct sigmatel_spec *spec = codec->spec;
unsigned int pin_cfg;
- for (i=0; i < spec->num_pins; i++) {
+ if (! spec->pin_nids || ! spec->pin_configs)
+ return;
+
+ for (i = 0; i < spec->num_pins; i++) {
snd_hda_codec_write(codec, spec->pin_nids[i], 0,
AC_VERB_SET_CONFIG_DEFAULT_BYTES_0,
spec->pin_configs[i] & 0x000000ff);
@@ -1302,6 +1332,9 @@ static void stac92xx_free(struct hda_codec *codec)
kfree(spec->kctl_alloc);
}
+ if (spec->bios_pin_configs)
+ kfree(spec->bios_pin_configs);
+
kfree(spec);
}
@@ -1359,6 +1392,7 @@ static int stac92xx_resume(struct hda_codec *codec)
int i;
stac92xx_init(codec);
+ stac92xx_set_config_regs(codec);
for (i = 0; i < spec->num_mixers; i++)
snd_hda_resume_ctls(codec, spec->mixers[i]);
if (spec->multiout.dig_out_nid)
@@ -1391,12 +1425,18 @@ static int patch_stac9200(struct hda_codec *codec)
return -ENOMEM;
codec->spec = spec;
+ spec->num_pins = 8;
+ spec->pin_nids = stac9200_pin_nids;
spec->board_config = snd_hda_check_board_config(codec, stac9200_cfg_tbl);
- if (spec->board_config < 0)
- snd_printdd(KERN_INFO "hda_codec: Unknown model for STAC9200, using BIOS defaults\n");
- else {
- spec->num_pins = 8;
- spec->pin_nids = stac9200_pin_nids;
+ if (spec->board_config < 0) {
+ snd_printdd(KERN_INFO "hda_codec: Unknown model for STAC9200, using BIOS defaults\n");
+ err = stac92xx_save_bios_config_regs(codec);
+ if (err < 0) {
+ stac92xx_free(codec);
+ return err;
+ }
+ spec->pin_configs = spec->bios_pin_configs;
+ } else {
spec->pin_configs = stac9200_brd_tbl[spec->board_config];
stac92xx_set_config_regs(codec);
}
@@ -1432,13 +1472,19 @@ static int patch_stac922x(struct hda_codec *codec)
return -ENOMEM;
codec->spec = spec;
+ spec->num_pins = 10;
+ spec->pin_nids = stac922x_pin_nids;
spec->board_config = snd_hda_check_board_config(codec, stac922x_cfg_tbl);
- if (spec->board_config < 0)
- snd_printdd(KERN_INFO "hda_codec: Unknown model for STAC922x, "
- "using BIOS defaults\n");
- else if (stac922x_brd_tbl[spec->board_config] != NULL) {
- spec->num_pins = 10;
- spec->pin_nids = stac922x_pin_nids;
+ if (spec->board_config < 0) {
+ snd_printdd(KERN_INFO "hda_codec: Unknown model for STAC922x, "
+ "using BIOS defaults\n");
+ err = stac92xx_save_bios_config_regs(codec);
+ if (err < 0) {
+ stac92xx_free(codec);
+ return err;
+ }
+ spec->pin_configs = spec->bios_pin_configs;
+ } else if (stac922x_brd_tbl[spec->board_config] != NULL) {
spec->pin_configs = stac922x_brd_tbl[spec->board_config];
stac92xx_set_config_regs(codec);
}
@@ -1476,12 +1522,18 @@ static int patch_stac927x(struct hda_codec *codec)
return -ENOMEM;
codec->spec = spec;
+ spec->num_pins = 14;
+ spec->pin_nids = stac927x_pin_nids;
spec->board_config = snd_hda_check_board_config(codec, stac927x_cfg_tbl);
- if (spec->board_config < 0)
+ if (spec->board_config < 0) {
snd_printdd(KERN_INFO "hda_codec: Unknown model for STAC927x, using BIOS defaults\n");
- else if (stac927x_brd_tbl[spec->board_config] != NULL) {
- spec->num_pins = 14;
- spec->pin_nids = stac927x_pin_nids;
+ err = stac92xx_save_bios_config_regs(codec);
+ if (err < 0) {
+ stac92xx_free(codec);
+ return err;
+ }
+ spec->pin_configs = spec->bios_pin_configs;
+ } else if (stac927x_brd_tbl[spec->board_config] != NULL) {
spec->pin_configs = stac927x_brd_tbl[spec->board_config];
stac92xx_set_config_regs(codec);
}
@@ -1532,12 +1584,18 @@ static int patch_stac9205(struct hda_codec *codec)
return -ENOMEM;
codec->spec = spec;
+ spec->num_pins = 14;
+ spec->pin_nids = stac9205_pin_nids;
spec->board_config = snd_hda_check_board_config(codec, stac9205_cfg_tbl);
- if (spec->board_config < 0)
- snd_printdd(KERN_INFO "hda_codec: Unknown model for STAC9205, using BIOS defaults\n");
- else {
- spec->num_pins = 14;
- spec->pin_nids = stac9205_pin_nids;
+ if (spec->board_config < 0) {
+ snd_printdd(KERN_INFO "hda_codec: Unknown model for STAC9205, using BIOS defaults\n");
+ err = stac92xx_save_bios_config_regs(codec);
+ if (err < 0) {
+ stac92xx_free(codec);
+ return err;
+ }
+ spec->pin_configs = spec->bios_pin_configs;
+ } else {
spec->pin_configs = stac9205_brd_tbl[spec->board_config];
stac92xx_set_config_regs(codec);
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-14 02:42:26 +0000