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path: root/sound/pci/hda/hda_codec.c
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Diffstat (limited to 'sound/pci/hda/hda_codec.c')
-rw-r--r--sound/pci/hda/hda_codec.c103
1 files changed, 70 insertions, 33 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index e2cf02387289..3815403ed095 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -288,7 +288,7 @@ static int init_unsol_queue(struct hda_bus *bus)
{
struct hda_bus_unsolicited *unsol;
- unsol = kcalloc(1, sizeof(*unsol), GFP_KERNEL);
+ unsol = kzalloc(sizeof(*unsol), GFP_KERNEL);
if (! unsol) {
snd_printk(KERN_ERR "hda_codec: can't allocate unsolicited queue\n");
return -ENOMEM;
@@ -358,7 +358,7 @@ int snd_hda_bus_new(snd_card_t *card, const struct hda_bus_template *temp,
if (busp)
*busp = NULL;
- bus = kcalloc(1, sizeof(*bus), GFP_KERNEL);
+ bus = kzalloc(sizeof(*bus), GFP_KERNEL);
if (bus == NULL) {
snd_printk(KERN_ERR "can't allocate struct hda_bus\n");
return -ENOMEM;
@@ -432,22 +432,26 @@ void snd_hda_get_codec_name(struct hda_codec *codec,
}
/*
- * look for an AFG node
- *
- * return 0 if not found
+ * look for an AFG and MFG nodes
*/
-static int look_for_afg_node(struct hda_codec *codec)
+static void setup_fg_nodes(struct hda_codec *codec)
{
int i, total_nodes;
hda_nid_t nid;
total_nodes = snd_hda_get_sub_nodes(codec, AC_NODE_ROOT, &nid);
for (i = 0; i < total_nodes; i++, nid++) {
- if ((snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE) & 0xff) ==
- AC_GRP_AUDIO_FUNCTION)
- return nid;
+ switch((snd_hda_param_read(codec, nid, AC_PAR_FUNCTION_TYPE) & 0xff)) {
+ case AC_GRP_AUDIO_FUNCTION:
+ codec->afg = nid;
+ break;
+ case AC_GRP_MODEM_FUNCTION:
+ codec->mfg = nid;
+ break;
+ default:
+ break;
+ }
}
- return 0;
}
/*
@@ -489,7 +493,7 @@ int snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
return -EBUSY;
}
- codec = kcalloc(1, sizeof(*codec), GFP_KERNEL);
+ codec = kzalloc(sizeof(*codec), GFP_KERNEL);
if (codec == NULL) {
snd_printk(KERN_ERR "can't allocate struct hda_codec\n");
return -ENOMEM;
@@ -507,10 +511,9 @@ int snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
codec->subsystem_id = snd_hda_param_read(codec, AC_NODE_ROOT, AC_PAR_SUBSYSTEM_ID);
codec->revision_id = snd_hda_param_read(codec, AC_NODE_ROOT, AC_PAR_REV_ID);
- /* FIXME: support for multiple AFGs? */
- codec->afg = look_for_afg_node(codec);
- if (! codec->afg) {
- snd_printdd("hda_codec: no AFG node found\n");
+ setup_fg_nodes(codec);
+ if (! codec->afg && ! codec->mfg) {
+ snd_printdd("hda_codec: no AFG or MFG node found\n");
snd_hda_codec_free(codec);
return -ENODEV;
}
@@ -749,12 +752,14 @@ int snd_hda_mixer_amp_volume_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t
long *valp = ucontrol->value.integer.value;
int change = 0;
- if (chs & 1)
+ if (chs & 1) {
change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
0x7f, *valp);
+ valp++;
+ }
if (chs & 2)
change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
- 0x7f, valp[1]);
+ 0x7f, *valp);
return change;
}
@@ -796,12 +801,15 @@ int snd_hda_mixer_amp_switch_put(snd_kcontrol_t *kcontrol, snd_ctl_elem_value_t
long *valp = ucontrol->value.integer.value;
int change = 0;
- if (chs & 1)
+ if (chs & 1) {
change = snd_hda_codec_amp_update(codec, nid, 0, dir, idx,
0x80, *valp ? 0 : 0x80);
+ valp++;
+ }
if (chs & 2)
change |= snd_hda_codec_amp_update(codec, nid, 1, dir, idx,
- 0x80, valp[1] ? 0 : 0x80);
+ 0x80, *valp ? 0 : 0x80);
+
return change;
}
@@ -1155,8 +1163,16 @@ int snd_hda_build_controls(struct hda_bus *bus)
/*
* stream formats
*/
-static unsigned int rate_bits[][3] = {
+struct hda_rate_tbl {
+ unsigned int hz;
+ unsigned int alsa_bits;
+ unsigned int hda_fmt;
+};
+
+static struct hda_rate_tbl rate_bits[] = {
/* rate in Hz, ALSA rate bitmask, HDA format value */
+
+ /* autodetected value used in snd_hda_query_supported_pcm */
{ 8000, SNDRV_PCM_RATE_8000, 0x0500 }, /* 1/6 x 48 */
{ 11025, SNDRV_PCM_RATE_11025, 0x4300 }, /* 1/4 x 44 */
{ 16000, SNDRV_PCM_RATE_16000, 0x0200 }, /* 1/3 x 48 */
@@ -1168,7 +1184,11 @@ static unsigned int rate_bits[][3] = {
{ 96000, SNDRV_PCM_RATE_96000, 0x0800 }, /* 2 x 48 */
{ 176400, SNDRV_PCM_RATE_176400, 0x5800 },/* 4 x 44 */
{ 192000, SNDRV_PCM_RATE_192000, 0x1800 }, /* 4 x 48 */
- { 0 }
+
+ /* not autodetected value */
+ { 9600, SNDRV_PCM_RATE_KNOT, 0x0400 }, /* 1/5 x 48 */
+
+ { 0 } /* terminator */
};
/**
@@ -1190,12 +1210,12 @@ unsigned int snd_hda_calc_stream_format(unsigned int rate,
int i;
unsigned int val = 0;
- for (i = 0; rate_bits[i][0]; i++)
- if (rate_bits[i][0] == rate) {
- val = rate_bits[i][2];
+ for (i = 0; rate_bits[i].hz; i++)
+ if (rate_bits[i].hz == rate) {
+ val = rate_bits[i].hda_fmt;
break;
}
- if (! rate_bits[i][0]) {
+ if (! rate_bits[i].hz) {
snd_printdd("invalid rate %d\n", rate);
return 0;
}
@@ -1258,9 +1278,9 @@ int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
if (ratesp) {
u32 rates = 0;
- for (i = 0; rate_bits[i][0]; i++) {
+ for (i = 0; rate_bits[i].hz; i++) {
if (val & (1 << i))
- rates |= rate_bits[i][1];
+ rates |= rate_bits[i].alsa_bits;
}
*ratesp = rates;
}
@@ -1352,13 +1372,13 @@ int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
}
rate = format & 0xff00;
- for (i = 0; rate_bits[i][0]; i++)
- if (rate_bits[i][2] == rate) {
+ for (i = 0; rate_bits[i].hz; i++)
+ if (rate_bits[i].hda_fmt == rate) {
if (val & (1 << i))
break;
return 0;
}
- if (! rate_bits[i][0])
+ if (! rate_bits[i].hz)
return 0;
stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
@@ -1541,8 +1561,11 @@ int snd_hda_check_board_config(struct hda_codec *codec, const struct hda_board_c
for (c = tbl; c->modelname || c->pci_subvendor; c++) {
if (c->pci_subvendor == subsystem_vendor &&
(! c->pci_subdevice /* all match */||
- (c->pci_subdevice == subsystem_device)))
+ (c->pci_subdevice == subsystem_device))) {
+ snd_printdd(KERN_INFO "hda_codec: PCI %x:%x, codec config %d is selected\n",
+ subsystem_vendor, subsystem_device, c->config);
return c->config;
+ }
}
}
return -1;
@@ -1803,11 +1826,25 @@ int snd_hda_parse_pin_def_config(struct hda_codec *codec, struct auto_pin_cfg *c
cfg->line_out_pins[j] = nid;
}
- /* Swap surround and CLFE: the association order is front/CLFE/surr/back */
- if (cfg->line_outs >= 3) {
+ /* Reorder the surround channels
+ * ALSA sequence is front/surr/clfe/side
+ * HDA sequence is:
+ * 4-ch: front/surr => OK as it is
+ * 6-ch: front/clfe/surr
+ * 8-ch: front/clfe/side/surr
+ */
+ switch (cfg->line_outs) {
+ case 3:
nid = cfg->line_out_pins[1];
cfg->line_out_pins[1] = cfg->line_out_pins[2];
cfg->line_out_pins[2] = nid;
+ break;
+ case 4:
+ nid = cfg->line_out_pins[1];
+ cfg->line_out_pins[1] = cfg->line_out_pins[3];
+ cfg->line_out_pins[3] = cfg->line_out_pins[2];
+ cfg->line_out_pins[2] = nid;
+ break;
}
return 0;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.