11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Universal Interface for Intel High Definition Audio Codec 31da177e4SLinus Torvalds * 41da177e4SLinus Torvalds * Generic widget tree parser 51da177e4SLinus Torvalds * 61da177e4SLinus Torvalds * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de> 71da177e4SLinus Torvalds * 81da177e4SLinus Torvalds * This driver is free software; you can redistribute it and/or modify 91da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 101da177e4SLinus Torvalds * the Free Software Foundation; either version 2 of the License, or 111da177e4SLinus Torvalds * (at your option) any later version. 121da177e4SLinus Torvalds * 131da177e4SLinus Torvalds * This driver is distributed in the hope that it will be useful, 141da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 151da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 161da177e4SLinus Torvalds * GNU General Public License for more details. 171da177e4SLinus Torvalds * 181da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 191da177e4SLinus Torvalds * along with this program; if not, write to the Free Software 201da177e4SLinus Torvalds * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 211da177e4SLinus Torvalds */ 221da177e4SLinus Torvalds 231da177e4SLinus Torvalds #include <sound/driver.h> 241da177e4SLinus Torvalds #include <linux/init.h> 251da177e4SLinus Torvalds #include <linux/slab.h> 261da177e4SLinus Torvalds #include <linux/pci.h> 271da177e4SLinus Torvalds #include <sound/core.h> 281da177e4SLinus Torvalds #include "hda_codec.h" 291da177e4SLinus Torvalds #include "hda_local.h" 301da177e4SLinus Torvalds 311da177e4SLinus Torvalds /* widget node for parsing */ 321da177e4SLinus Torvalds struct hda_gnode { 331da177e4SLinus Torvalds hda_nid_t nid; /* NID of this widget */ 341da177e4SLinus Torvalds unsigned short nconns; /* number of input connections */ 351da177e4SLinus Torvalds hda_nid_t conn_list[HDA_MAX_CONNECTIONS]; /* input connections */ 361da177e4SLinus Torvalds unsigned int wid_caps; /* widget capabilities */ 371da177e4SLinus Torvalds unsigned char type; /* widget type */ 381da177e4SLinus Torvalds unsigned char pin_ctl; /* pin controls */ 391da177e4SLinus Torvalds unsigned char checked; /* the flag indicates that the node is already parsed */ 401da177e4SLinus Torvalds unsigned int pin_caps; /* pin widget capabilities */ 411da177e4SLinus Torvalds unsigned int def_cfg; /* default configuration */ 421da177e4SLinus Torvalds unsigned int amp_out_caps; /* AMP out capabilities */ 431da177e4SLinus Torvalds unsigned int amp_in_caps; /* AMP in capabilities */ 441da177e4SLinus Torvalds struct list_head list; 451da177e4SLinus Torvalds }; 461da177e4SLinus Torvalds 47c3132925STakashi Iwai /* patch-specific record */ 481da177e4SLinus Torvalds struct hda_gspec { 491da177e4SLinus Torvalds struct hda_gnode *dac_node; /* DAC node */ 501da177e4SLinus Torvalds struct hda_gnode *out_pin_node; /* Output pin (Line-Out) node */ 511da177e4SLinus Torvalds struct hda_gnode *pcm_vol_node; /* Node for PCM volume */ 521da177e4SLinus Torvalds unsigned int pcm_vol_index; /* connection of PCM volume */ 531da177e4SLinus Torvalds 541da177e4SLinus Torvalds struct hda_gnode *adc_node; /* ADC node */ 551da177e4SLinus Torvalds struct hda_gnode *cap_vol_node; /* Node for capture volume */ 561da177e4SLinus Torvalds unsigned int cur_cap_src; /* current capture source */ 571da177e4SLinus Torvalds struct hda_input_mux input_mux; 581da177e4SLinus Torvalds char cap_labels[HDA_MAX_NUM_INPUTS][16]; 591da177e4SLinus Torvalds 601da177e4SLinus Torvalds unsigned int def_amp_in_caps; 611da177e4SLinus Torvalds unsigned int def_amp_out_caps; 621da177e4SLinus Torvalds 631da177e4SLinus Torvalds struct hda_pcm pcm_rec; /* PCM information */ 641da177e4SLinus Torvalds 651da177e4SLinus Torvalds struct list_head nid_list; /* list of widgets */ 661da177e4SLinus Torvalds }; 671da177e4SLinus Torvalds 681da177e4SLinus Torvalds /* 691da177e4SLinus Torvalds * retrieve the default device type from the default config value 701da177e4SLinus Torvalds */ 71e9edcee0STakashi Iwai #define defcfg_type(node) (((node)->def_cfg & AC_DEFCFG_DEVICE) >> AC_DEFCFG_DEVICE_SHIFT) 72e9edcee0STakashi Iwai #define defcfg_location(node) (((node)->def_cfg & AC_DEFCFG_LOCATION) >> AC_DEFCFG_LOCATION_SHIFT) 731da177e4SLinus Torvalds 741da177e4SLinus Torvalds /* 751da177e4SLinus Torvalds * destructor 761da177e4SLinus Torvalds */ 771da177e4SLinus Torvalds static void snd_hda_generic_free(struct hda_codec *codec) 781da177e4SLinus Torvalds { 791da177e4SLinus Torvalds struct hda_gspec *spec = codec->spec; 801da177e4SLinus Torvalds struct list_head *p, *n; 811da177e4SLinus Torvalds 821da177e4SLinus Torvalds if (! spec) 831da177e4SLinus Torvalds return; 841da177e4SLinus Torvalds /* free all widgets */ 851da177e4SLinus Torvalds list_for_each_safe(p, n, &spec->nid_list) { 861da177e4SLinus Torvalds struct hda_gnode *node = list_entry(p, struct hda_gnode, list); 871da177e4SLinus Torvalds kfree(node); 881da177e4SLinus Torvalds } 891da177e4SLinus Torvalds kfree(spec); 901da177e4SLinus Torvalds } 911da177e4SLinus Torvalds 921da177e4SLinus Torvalds 931da177e4SLinus Torvalds /* 941da177e4SLinus Torvalds * add a new widget node and read its attributes 951da177e4SLinus Torvalds */ 961da177e4SLinus Torvalds static int add_new_node(struct hda_codec *codec, struct hda_gspec *spec, hda_nid_t nid) 971da177e4SLinus Torvalds { 981da177e4SLinus Torvalds struct hda_gnode *node; 991da177e4SLinus Torvalds int nconns; 1001da177e4SLinus Torvalds 101e560d8d8STakashi Iwai node = kzalloc(sizeof(*node), GFP_KERNEL); 1021da177e4SLinus Torvalds if (node == NULL) 1031da177e4SLinus Torvalds return -ENOMEM; 1041da177e4SLinus Torvalds node->nid = nid; 1051da177e4SLinus Torvalds nconns = snd_hda_get_connections(codec, nid, node->conn_list, HDA_MAX_CONNECTIONS); 1061da177e4SLinus Torvalds if (nconns < 0) { 1071da177e4SLinus Torvalds kfree(node); 1081da177e4SLinus Torvalds return nconns; 1091da177e4SLinus Torvalds } 1101da177e4SLinus Torvalds node->nconns = nconns; 1111da177e4SLinus Torvalds node->wid_caps = snd_hda_param_read(codec, nid, AC_PAR_AUDIO_WIDGET_CAP); 1121da177e4SLinus Torvalds node->type = (node->wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT; 1131da177e4SLinus Torvalds 1141da177e4SLinus Torvalds if (node->type == AC_WID_PIN) { 1151da177e4SLinus Torvalds node->pin_caps = snd_hda_param_read(codec, node->nid, AC_PAR_PIN_CAP); 1161da177e4SLinus Torvalds node->pin_ctl = snd_hda_codec_read(codec, node->nid, 0, AC_VERB_GET_PIN_WIDGET_CONTROL, 0); 1171da177e4SLinus Torvalds node->def_cfg = snd_hda_codec_read(codec, node->nid, 0, AC_VERB_GET_CONFIG_DEFAULT, 0); 1181da177e4SLinus Torvalds } 1191da177e4SLinus Torvalds 1201da177e4SLinus Torvalds if (node->wid_caps & AC_WCAP_OUT_AMP) { 1211da177e4SLinus Torvalds if (node->wid_caps & AC_WCAP_AMP_OVRD) 1221da177e4SLinus Torvalds node->amp_out_caps = snd_hda_param_read(codec, node->nid, AC_PAR_AMP_OUT_CAP); 1231da177e4SLinus Torvalds if (! node->amp_out_caps) 1241da177e4SLinus Torvalds node->amp_out_caps = spec->def_amp_out_caps; 1251da177e4SLinus Torvalds } 1261da177e4SLinus Torvalds if (node->wid_caps & AC_WCAP_IN_AMP) { 1271da177e4SLinus Torvalds if (node->wid_caps & AC_WCAP_AMP_OVRD) 1281da177e4SLinus Torvalds node->amp_in_caps = snd_hda_param_read(codec, node->nid, AC_PAR_AMP_IN_CAP); 1291da177e4SLinus Torvalds if (! node->amp_in_caps) 1301da177e4SLinus Torvalds node->amp_in_caps = spec->def_amp_in_caps; 1311da177e4SLinus Torvalds } 1321da177e4SLinus Torvalds list_add_tail(&node->list, &spec->nid_list); 1331da177e4SLinus Torvalds return 0; 1341da177e4SLinus Torvalds } 1351da177e4SLinus Torvalds 1361da177e4SLinus Torvalds /* 1371da177e4SLinus Torvalds * build the AFG subtree 1381da177e4SLinus Torvalds */ 1391da177e4SLinus Torvalds static int build_afg_tree(struct hda_codec *codec) 1401da177e4SLinus Torvalds { 1411da177e4SLinus Torvalds struct hda_gspec *spec = codec->spec; 1421da177e4SLinus Torvalds int i, nodes, err; 1431da177e4SLinus Torvalds hda_nid_t nid; 1441da177e4SLinus Torvalds 1451da177e4SLinus Torvalds snd_assert(spec, return -EINVAL); 1461da177e4SLinus Torvalds 1471da177e4SLinus Torvalds spec->def_amp_out_caps = snd_hda_param_read(codec, codec->afg, AC_PAR_AMP_OUT_CAP); 1481da177e4SLinus Torvalds spec->def_amp_in_caps = snd_hda_param_read(codec, codec->afg, AC_PAR_AMP_IN_CAP); 1491da177e4SLinus Torvalds 1501da177e4SLinus Torvalds nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid); 1511da177e4SLinus Torvalds if (! nid || nodes < 0) { 1521da177e4SLinus Torvalds printk(KERN_ERR "Invalid AFG subtree\n"); 1531da177e4SLinus Torvalds return -EINVAL; 1541da177e4SLinus Torvalds } 1551da177e4SLinus Torvalds 1561da177e4SLinus Torvalds /* parse all nodes belonging to the AFG */ 1571da177e4SLinus Torvalds for (i = 0; i < nodes; i++, nid++) { 1581da177e4SLinus Torvalds if ((err = add_new_node(codec, spec, nid)) < 0) 1591da177e4SLinus Torvalds return err; 1601da177e4SLinus Torvalds } 1611da177e4SLinus Torvalds 1621da177e4SLinus Torvalds return 0; 1631da177e4SLinus Torvalds } 1641da177e4SLinus Torvalds 1651da177e4SLinus Torvalds 1661da177e4SLinus Torvalds /* 1671da177e4SLinus Torvalds * look for the node record for the given NID 1681da177e4SLinus Torvalds */ 1691da177e4SLinus Torvalds /* FIXME: should avoid the braindead linear search */ 1701da177e4SLinus Torvalds static struct hda_gnode *hda_get_node(struct hda_gspec *spec, hda_nid_t nid) 1711da177e4SLinus Torvalds { 1721da177e4SLinus Torvalds struct list_head *p; 1731da177e4SLinus Torvalds struct hda_gnode *node; 1741da177e4SLinus Torvalds 1751da177e4SLinus Torvalds list_for_each(p, &spec->nid_list) { 1761da177e4SLinus Torvalds node = list_entry(p, struct hda_gnode, list); 1771da177e4SLinus Torvalds if (node->nid == nid) 1781da177e4SLinus Torvalds return node; 1791da177e4SLinus Torvalds } 1801da177e4SLinus Torvalds return NULL; 1811da177e4SLinus Torvalds } 1821da177e4SLinus Torvalds 1831da177e4SLinus Torvalds /* 1841da177e4SLinus Torvalds * unmute (and set max vol) the output amplifier 1851da177e4SLinus Torvalds */ 1861da177e4SLinus Torvalds static int unmute_output(struct hda_codec *codec, struct hda_gnode *node) 1871da177e4SLinus Torvalds { 1881da177e4SLinus Torvalds unsigned int val, ofs; 1891da177e4SLinus Torvalds snd_printdd("UNMUTE OUT: NID=0x%x\n", node->nid); 1901da177e4SLinus Torvalds val = (node->amp_out_caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; 1911da177e4SLinus Torvalds ofs = (node->amp_out_caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT; 1921da177e4SLinus Torvalds if (val >= ofs) 1931da177e4SLinus Torvalds val -= ofs; 1941da177e4SLinus Torvalds val |= AC_AMP_SET_LEFT | AC_AMP_SET_RIGHT; 1951da177e4SLinus Torvalds val |= AC_AMP_SET_OUTPUT; 1961da177e4SLinus Torvalds return snd_hda_codec_write(codec, node->nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, val); 1971da177e4SLinus Torvalds } 1981da177e4SLinus Torvalds 1991da177e4SLinus Torvalds /* 2001da177e4SLinus Torvalds * unmute (and set max vol) the input amplifier 2011da177e4SLinus Torvalds */ 2021da177e4SLinus Torvalds static int unmute_input(struct hda_codec *codec, struct hda_gnode *node, unsigned int index) 2031da177e4SLinus Torvalds { 2041da177e4SLinus Torvalds unsigned int val, ofs; 2051da177e4SLinus Torvalds snd_printdd("UNMUTE IN: NID=0x%x IDX=0x%x\n", node->nid, index); 2061da177e4SLinus Torvalds val = (node->amp_in_caps & AC_AMPCAP_NUM_STEPS) >> AC_AMPCAP_NUM_STEPS_SHIFT; 2071da177e4SLinus Torvalds ofs = (node->amp_in_caps & AC_AMPCAP_OFFSET) >> AC_AMPCAP_OFFSET_SHIFT; 2081da177e4SLinus Torvalds if (val >= ofs) 2091da177e4SLinus Torvalds val -= ofs; 2101da177e4SLinus Torvalds val |= AC_AMP_SET_LEFT | AC_AMP_SET_RIGHT; 2111da177e4SLinus Torvalds val |= AC_AMP_SET_INPUT; 2121da177e4SLinus Torvalds // awk added - fixed to allow unmuting of indexed amps 2131da177e4SLinus Torvalds val |= index << AC_AMP_SET_INDEX_SHIFT; 2141da177e4SLinus Torvalds return snd_hda_codec_write(codec, node->nid, 0, AC_VERB_SET_AMP_GAIN_MUTE, val); 2151da177e4SLinus Torvalds } 2161da177e4SLinus Torvalds 2171da177e4SLinus Torvalds /* 2181da177e4SLinus Torvalds * select the input connection of the given node. 2191da177e4SLinus Torvalds */ 2201da177e4SLinus Torvalds static int select_input_connection(struct hda_codec *codec, struct hda_gnode *node, 2211da177e4SLinus Torvalds unsigned int index) 2221da177e4SLinus Torvalds { 2231da177e4SLinus Torvalds snd_printdd("CONNECT: NID=0x%x IDX=0x%x\n", node->nid, index); 2241da177e4SLinus Torvalds return snd_hda_codec_write(codec, node->nid, 0, AC_VERB_SET_CONNECT_SEL, index); 2251da177e4SLinus Torvalds } 2261da177e4SLinus Torvalds 2271da177e4SLinus Torvalds /* 2281da177e4SLinus Torvalds * clear checked flag of each node in the node list 2291da177e4SLinus Torvalds */ 2301da177e4SLinus Torvalds static void clear_check_flags(struct hda_gspec *spec) 2311da177e4SLinus Torvalds { 2321da177e4SLinus Torvalds struct list_head *p; 2331da177e4SLinus Torvalds struct hda_gnode *node; 2341da177e4SLinus Torvalds 2351da177e4SLinus Torvalds list_for_each(p, &spec->nid_list) { 2361da177e4SLinus Torvalds node = list_entry(p, struct hda_gnode, list); 2371da177e4SLinus Torvalds node->checked = 0; 2381da177e4SLinus Torvalds } 2391da177e4SLinus Torvalds } 2401da177e4SLinus Torvalds 2411da177e4SLinus Torvalds /* 2421da177e4SLinus Torvalds * parse the output path recursively until reach to an audio output widget 2431da177e4SLinus Torvalds * 2441da177e4SLinus Torvalds * returns 0 if not found, 1 if found, or a negative error code. 2451da177e4SLinus Torvalds */ 2461da177e4SLinus Torvalds static int parse_output_path(struct hda_codec *codec, struct hda_gspec *spec, 2471da177e4SLinus Torvalds struct hda_gnode *node) 2481da177e4SLinus Torvalds { 2491da177e4SLinus Torvalds int i, err; 2501da177e4SLinus Torvalds struct hda_gnode *child; 2511da177e4SLinus Torvalds 2521da177e4SLinus Torvalds if (node->checked) 2531da177e4SLinus Torvalds return 0; 2541da177e4SLinus Torvalds 2551da177e4SLinus Torvalds node->checked = 1; 2561da177e4SLinus Torvalds if (node->type == AC_WID_AUD_OUT) { 2571da177e4SLinus Torvalds if (node->wid_caps & AC_WCAP_DIGITAL) { 2581da177e4SLinus Torvalds snd_printdd("Skip Digital OUT node %x\n", node->nid); 2591da177e4SLinus Torvalds return 0; 2601da177e4SLinus Torvalds } 2611da177e4SLinus Torvalds snd_printdd("AUD_OUT found %x\n", node->nid); 2621da177e4SLinus Torvalds if (spec->dac_node) { 2631da177e4SLinus Torvalds /* already DAC node is assigned, just unmute & connect */ 2641da177e4SLinus Torvalds return node == spec->dac_node; 2651da177e4SLinus Torvalds } 2661da177e4SLinus Torvalds spec->dac_node = node; 2671da177e4SLinus Torvalds if (node->wid_caps & AC_WCAP_OUT_AMP) { 2681da177e4SLinus Torvalds spec->pcm_vol_node = node; 2691da177e4SLinus Torvalds spec->pcm_vol_index = 0; 2701da177e4SLinus Torvalds } 2711da177e4SLinus Torvalds return 1; /* found */ 2721da177e4SLinus Torvalds } 2731da177e4SLinus Torvalds 2741da177e4SLinus Torvalds for (i = 0; i < node->nconns; i++) { 2751da177e4SLinus Torvalds child = hda_get_node(spec, node->conn_list[i]); 2761da177e4SLinus Torvalds if (! child) 2771da177e4SLinus Torvalds continue; 2781da177e4SLinus Torvalds err = parse_output_path(codec, spec, child); 2791da177e4SLinus Torvalds if (err < 0) 2801da177e4SLinus Torvalds return err; 2811da177e4SLinus Torvalds else if (err > 0) { 2821da177e4SLinus Torvalds /* found one, 2831da177e4SLinus Torvalds * select the path, unmute both input and output 2841da177e4SLinus Torvalds */ 2851da177e4SLinus Torvalds if (node->nconns > 1) 2861da177e4SLinus Torvalds select_input_connection(codec, node, i); 2871da177e4SLinus Torvalds unmute_input(codec, node, i); 2881da177e4SLinus Torvalds unmute_output(codec, node); 2891da177e4SLinus Torvalds if (! spec->pcm_vol_node) { 2901da177e4SLinus Torvalds if (node->wid_caps & AC_WCAP_IN_AMP) { 2911da177e4SLinus Torvalds spec->pcm_vol_node = node; 2921da177e4SLinus Torvalds spec->pcm_vol_index = i; 2931da177e4SLinus Torvalds } else if (node->wid_caps & AC_WCAP_OUT_AMP) { 2941da177e4SLinus Torvalds spec->pcm_vol_node = node; 2951da177e4SLinus Torvalds spec->pcm_vol_index = 0; 2961da177e4SLinus Torvalds } 2971da177e4SLinus Torvalds } 2981da177e4SLinus Torvalds return 1; 2991da177e4SLinus Torvalds } 3001da177e4SLinus Torvalds } 3011da177e4SLinus Torvalds return 0; 3021da177e4SLinus Torvalds } 3031da177e4SLinus Torvalds 3041da177e4SLinus Torvalds /* 3051da177e4SLinus Torvalds * Look for the output PIN widget with the given jack type 3061da177e4SLinus Torvalds * and parse the output path to that PIN. 3071da177e4SLinus Torvalds * 3081da177e4SLinus Torvalds * Returns the PIN node when the path to DAC is established. 3091da177e4SLinus Torvalds */ 3101da177e4SLinus Torvalds static struct hda_gnode *parse_output_jack(struct hda_codec *codec, 3111da177e4SLinus Torvalds struct hda_gspec *spec, 3121da177e4SLinus Torvalds int jack_type) 3131da177e4SLinus Torvalds { 3141da177e4SLinus Torvalds struct list_head *p; 3151da177e4SLinus Torvalds struct hda_gnode *node; 3161da177e4SLinus Torvalds int err; 3171da177e4SLinus Torvalds 3181da177e4SLinus Torvalds list_for_each(p, &spec->nid_list) { 3191da177e4SLinus Torvalds node = list_entry(p, struct hda_gnode, list); 3201da177e4SLinus Torvalds if (node->type != AC_WID_PIN) 3211da177e4SLinus Torvalds continue; 3221da177e4SLinus Torvalds /* output capable? */ 3231da177e4SLinus Torvalds if (! (node->pin_caps & AC_PINCAP_OUT)) 3241da177e4SLinus Torvalds continue; 3251da177e4SLinus Torvalds if (jack_type >= 0) { 326e9edcee0STakashi Iwai if (jack_type != defcfg_type(node)) 3271da177e4SLinus Torvalds continue; 3281da177e4SLinus Torvalds if (node->wid_caps & AC_WCAP_DIGITAL) 3291da177e4SLinus Torvalds continue; /* skip SPDIF */ 3301da177e4SLinus Torvalds } else { 3311da177e4SLinus Torvalds /* output as default? */ 3321da177e4SLinus Torvalds if (! (node->pin_ctl & AC_PINCTL_OUT_EN)) 3331da177e4SLinus Torvalds continue; 3341da177e4SLinus Torvalds } 3351da177e4SLinus Torvalds clear_check_flags(spec); 3361da177e4SLinus Torvalds err = parse_output_path(codec, spec, node); 3371da177e4SLinus Torvalds if (err < 0) 3381da177e4SLinus Torvalds return NULL; 3391da177e4SLinus Torvalds else if (err > 0) { 3401da177e4SLinus Torvalds /* unmute the PIN output */ 3411da177e4SLinus Torvalds unmute_output(codec, node); 3421da177e4SLinus Torvalds /* set PIN-Out enable */ 3431da177e4SLinus Torvalds snd_hda_codec_write(codec, node->nid, 0, 3441da177e4SLinus Torvalds AC_VERB_SET_PIN_WIDGET_CONTROL, 3451da177e4SLinus Torvalds AC_PINCTL_OUT_EN | AC_PINCTL_HP_EN); 3461da177e4SLinus Torvalds return node; 3471da177e4SLinus Torvalds } 3481da177e4SLinus Torvalds } 3491da177e4SLinus Torvalds return NULL; 3501da177e4SLinus Torvalds } 3511da177e4SLinus Torvalds 3521da177e4SLinus Torvalds 3531da177e4SLinus Torvalds /* 3541da177e4SLinus Torvalds * parse outputs 3551da177e4SLinus Torvalds */ 3561da177e4SLinus Torvalds static int parse_output(struct hda_codec *codec) 3571da177e4SLinus Torvalds { 3581da177e4SLinus Torvalds struct hda_gspec *spec = codec->spec; 3591da177e4SLinus Torvalds struct hda_gnode *node; 3601da177e4SLinus Torvalds 3611da177e4SLinus Torvalds /* 3621da177e4SLinus Torvalds * Look for the output PIN widget 3631da177e4SLinus Torvalds */ 3641da177e4SLinus Torvalds /* first, look for the line-out pin */ 3651da177e4SLinus Torvalds node = parse_output_jack(codec, spec, AC_JACK_LINE_OUT); 3661da177e4SLinus Torvalds if (node) /* found, remember the PIN node */ 3671da177e4SLinus Torvalds spec->out_pin_node = node; 3681da177e4SLinus Torvalds /* look for the HP-out pin */ 3691da177e4SLinus Torvalds node = parse_output_jack(codec, spec, AC_JACK_HP_OUT); 3701da177e4SLinus Torvalds if (node) { 3711da177e4SLinus Torvalds if (! spec->out_pin_node) 3721da177e4SLinus Torvalds spec->out_pin_node = node; 3731da177e4SLinus Torvalds } 3741da177e4SLinus Torvalds 3751da177e4SLinus Torvalds if (! spec->out_pin_node) { 3761da177e4SLinus Torvalds /* no line-out or HP pins found, 3771da177e4SLinus Torvalds * then choose for the first output pin 3781da177e4SLinus Torvalds */ 3791da177e4SLinus Torvalds spec->out_pin_node = parse_output_jack(codec, spec, -1); 3801da177e4SLinus Torvalds if (! spec->out_pin_node) 3811da177e4SLinus Torvalds snd_printd("hda_generic: no proper output path found\n"); 3821da177e4SLinus Torvalds } 3831da177e4SLinus Torvalds 3841da177e4SLinus Torvalds return 0; 3851da177e4SLinus Torvalds } 3861da177e4SLinus Torvalds 3871da177e4SLinus Torvalds /* 3881da177e4SLinus Torvalds * input MUX 3891da177e4SLinus Torvalds */ 3901da177e4SLinus Torvalds 3911da177e4SLinus Torvalds /* control callbacks */ 392c8b6bf9bSTakashi Iwai static int capture_source_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) 3931da177e4SLinus Torvalds { 3941da177e4SLinus Torvalds struct hda_codec *codec = snd_kcontrol_chip(kcontrol); 3951da177e4SLinus Torvalds struct hda_gspec *spec = codec->spec; 3961da177e4SLinus Torvalds return snd_hda_input_mux_info(&spec->input_mux, uinfo); 3971da177e4SLinus Torvalds } 3981da177e4SLinus Torvalds 399c8b6bf9bSTakashi Iwai static int capture_source_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 4001da177e4SLinus Torvalds { 4011da177e4SLinus Torvalds struct hda_codec *codec = snd_kcontrol_chip(kcontrol); 4021da177e4SLinus Torvalds struct hda_gspec *spec = codec->spec; 4031da177e4SLinus Torvalds 4041da177e4SLinus Torvalds ucontrol->value.enumerated.item[0] = spec->cur_cap_src; 4051da177e4SLinus Torvalds return 0; 4061da177e4SLinus Torvalds } 4071da177e4SLinus Torvalds 408c8b6bf9bSTakashi Iwai static int capture_source_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) 4091da177e4SLinus Torvalds { 4101da177e4SLinus Torvalds struct hda_codec *codec = snd_kcontrol_chip(kcontrol); 4111da177e4SLinus Torvalds struct hda_gspec *spec = codec->spec; 4121da177e4SLinus Torvalds return snd_hda_input_mux_put(codec, &spec->input_mux, ucontrol, 4131da177e4SLinus Torvalds spec->adc_node->nid, &spec->cur_cap_src); 4141da177e4SLinus Torvalds } 4151da177e4SLinus Torvalds 4161da177e4SLinus Torvalds /* 4171da177e4SLinus Torvalds * return the string name of the given input PIN widget 4181da177e4SLinus Torvalds */ 4191da177e4SLinus Torvalds static const char *get_input_type(struct hda_gnode *node, unsigned int *pinctl) 4201da177e4SLinus Torvalds { 421e9edcee0STakashi Iwai unsigned int location = defcfg_location(node); 422e9edcee0STakashi Iwai switch (defcfg_type(node)) { 4231da177e4SLinus Torvalds case AC_JACK_LINE_IN: 4241da177e4SLinus Torvalds if ((location & 0x0f) == AC_JACK_LOC_FRONT) 4251da177e4SLinus Torvalds return "Front Line"; 4261da177e4SLinus Torvalds return "Line"; 4271da177e4SLinus Torvalds case AC_JACK_CD: 4281da177e4SLinus Torvalds if (pinctl) 4291a12de1eSMatt *pinctl |= AC_PINCTL_VREF_GRD; 4301da177e4SLinus Torvalds return "CD"; 4311da177e4SLinus Torvalds case AC_JACK_AUX: 4321da177e4SLinus Torvalds if ((location & 0x0f) == AC_JACK_LOC_FRONT) 4331da177e4SLinus Torvalds return "Front Aux"; 4341da177e4SLinus Torvalds return "Aux"; 4351da177e4SLinus Torvalds case AC_JACK_MIC_IN: 4361da177e4SLinus Torvalds if ((location & 0x0f) == AC_JACK_LOC_FRONT) 4371da177e4SLinus Torvalds return "Front Mic"; 4381da177e4SLinus Torvalds return "Mic"; 4391da177e4SLinus Torvalds case AC_JACK_SPDIF_IN: 4401da177e4SLinus Torvalds return "SPDIF"; 4411da177e4SLinus Torvalds case AC_JACK_DIG_OTHER_IN: 4421da177e4SLinus Torvalds return "Digital"; 4431da177e4SLinus Torvalds } 4441da177e4SLinus Torvalds return NULL; 4451da177e4SLinus Torvalds } 4461da177e4SLinus Torvalds 4471da177e4SLinus Torvalds /* 4481da177e4SLinus Torvalds * parse the nodes recursively until reach to the input PIN 4491da177e4SLinus Torvalds * 4501da177e4SLinus Torvalds * returns 0 if not found, 1 if found, or a negative error code. 4511da177e4SLinus Torvalds */ 4521da177e4SLinus Torvalds static int parse_adc_sub_nodes(struct hda_codec *codec, struct hda_gspec *spec, 4531da177e4SLinus Torvalds struct hda_gnode *node) 4541da177e4SLinus Torvalds { 4551da177e4SLinus Torvalds int i, err; 4561da177e4SLinus Torvalds unsigned int pinctl; 4571da177e4SLinus Torvalds char *label; 4581da177e4SLinus Torvalds const char *type; 4591da177e4SLinus Torvalds 4601da177e4SLinus Torvalds if (node->checked) 4611da177e4SLinus Torvalds return 0; 4621da177e4SLinus Torvalds 4631da177e4SLinus Torvalds node->checked = 1; 4641da177e4SLinus Torvalds if (node->type != AC_WID_PIN) { 4651da177e4SLinus Torvalds for (i = 0; i < node->nconns; i++) { 4661da177e4SLinus Torvalds struct hda_gnode *child; 4671da177e4SLinus Torvalds child = hda_get_node(spec, node->conn_list[i]); 4681da177e4SLinus Torvalds if (! child) 4691da177e4SLinus Torvalds continue; 4701da177e4SLinus Torvalds err = parse_adc_sub_nodes(codec, spec, child); 4711da177e4SLinus Torvalds if (err < 0) 4721da177e4SLinus Torvalds return err; 4731da177e4SLinus Torvalds if (err > 0) { 4741da177e4SLinus Torvalds /* found one, 4751da177e4SLinus Torvalds * select the path, unmute both input and output 4761da177e4SLinus Torvalds */ 4771da177e4SLinus Torvalds if (node->nconns > 1) 4781da177e4SLinus Torvalds select_input_connection(codec, node, i); 4791da177e4SLinus Torvalds unmute_input(codec, node, i); 4801da177e4SLinus Torvalds unmute_output(codec, node); 4811da177e4SLinus Torvalds return err; 4821da177e4SLinus Torvalds } 4831da177e4SLinus Torvalds } 4841da177e4SLinus Torvalds return 0; 4851da177e4SLinus Torvalds } 4861da177e4SLinus Torvalds 4871da177e4SLinus Torvalds /* input capable? */ 4881da177e4SLinus Torvalds if (! (node->pin_caps & AC_PINCAP_IN)) 4891da177e4SLinus Torvalds return 0; 4901da177e4SLinus Torvalds 4911da177e4SLinus Torvalds if (node->wid_caps & AC_WCAP_DIGITAL) 4921da177e4SLinus Torvalds return 0; /* skip SPDIF */ 4931da177e4SLinus Torvalds 4941da177e4SLinus Torvalds if (spec->input_mux.num_items >= HDA_MAX_NUM_INPUTS) { 4951da177e4SLinus Torvalds snd_printk(KERN_ERR "hda_generic: Too many items for capture\n"); 4961da177e4SLinus Torvalds return -EINVAL; 4971da177e4SLinus Torvalds } 4981da177e4SLinus Torvalds 4991da177e4SLinus Torvalds pinctl = AC_PINCTL_IN_EN; 5001da177e4SLinus Torvalds /* create a proper capture source label */ 5011da177e4SLinus Torvalds type = get_input_type(node, &pinctl); 5021da177e4SLinus Torvalds if (! type) { 5031da177e4SLinus Torvalds /* input as default? */ 5041da177e4SLinus Torvalds if (! (node->pin_ctl & AC_PINCTL_IN_EN)) 5051da177e4SLinus Torvalds return 0; 5061da177e4SLinus Torvalds type = "Input"; 5071da177e4SLinus Torvalds } 5081da177e4SLinus Torvalds label = spec->cap_labels[spec->input_mux.num_items]; 5091da177e4SLinus Torvalds strcpy(label, type); 5101da177e4SLinus Torvalds spec->input_mux.items[spec->input_mux.num_items].label = label; 5111da177e4SLinus Torvalds 5121da177e4SLinus Torvalds /* unmute the PIN external input */ 5131da177e4SLinus Torvalds unmute_input(codec, node, 0); /* index = 0? */ 5141da177e4SLinus Torvalds /* set PIN-In enable */ 5151da177e4SLinus Torvalds snd_hda_codec_write(codec, node->nid, 0, AC_VERB_SET_PIN_WIDGET_CONTROL, pinctl); 5161da177e4SLinus Torvalds 5171da177e4SLinus Torvalds return 1; /* found */ 5181da177e4SLinus Torvalds } 5191da177e4SLinus Torvalds 5201da177e4SLinus Torvalds /* 5211da177e4SLinus Torvalds * parse input 5221da177e4SLinus Torvalds */ 5231da177e4SLinus Torvalds static int parse_input_path(struct hda_codec *codec, struct hda_gnode *adc_node) 5241da177e4SLinus Torvalds { 5251da177e4SLinus Torvalds struct hda_gspec *spec = codec->spec; 5261da177e4SLinus Torvalds struct hda_gnode *node; 5271da177e4SLinus Torvalds int i, err; 5281da177e4SLinus Torvalds 5291da177e4SLinus Torvalds snd_printdd("AUD_IN = %x\n", adc_node->nid); 5301da177e4SLinus Torvalds clear_check_flags(spec); 5311da177e4SLinus Torvalds 5321da177e4SLinus Torvalds // awk added - fixed no recording due to muted widget 5331da177e4SLinus Torvalds unmute_input(codec, adc_node, 0); 5341da177e4SLinus Torvalds 5351da177e4SLinus Torvalds /* 5361da177e4SLinus Torvalds * check each connection of the ADC 5371da177e4SLinus Torvalds * if it reaches to a proper input PIN, add the path as the 5381da177e4SLinus Torvalds * input path. 5391da177e4SLinus Torvalds */ 5401da177e4SLinus Torvalds for (i = 0; i < adc_node->nconns; i++) { 5411da177e4SLinus Torvalds node = hda_get_node(spec, adc_node->conn_list[i]); 5421da177e4SLinus Torvalds if (! node) 5431da177e4SLinus Torvalds continue; 5441da177e4SLinus Torvalds err = parse_adc_sub_nodes(codec, spec, node); 5451da177e4SLinus Torvalds if (err < 0) 5461da177e4SLinus Torvalds return err; 5471da177e4SLinus Torvalds else if (err > 0) { 5481da177e4SLinus Torvalds struct hda_input_mux_item *csrc = &spec->input_mux.items[spec->input_mux.num_items]; 5491da177e4SLinus Torvalds char *buf = spec->cap_labels[spec->input_mux.num_items]; 5501da177e4SLinus Torvalds int ocap; 5511da177e4SLinus Torvalds for (ocap = 0; ocap < spec->input_mux.num_items; ocap++) { 5521da177e4SLinus Torvalds if (! strcmp(buf, spec->cap_labels[ocap])) { 5531da177e4SLinus Torvalds /* same label already exists, 5541da177e4SLinus Torvalds * put the index number to be unique 5551da177e4SLinus Torvalds */ 5561da177e4SLinus Torvalds sprintf(buf, "%s %d", spec->cap_labels[ocap], 5571da177e4SLinus Torvalds spec->input_mux.num_items); 5581da177e4SLinus Torvalds } 5591da177e4SLinus Torvalds } 5601da177e4SLinus Torvalds csrc->index = i; 5611da177e4SLinus Torvalds spec->input_mux.num_items++; 5621da177e4SLinus Torvalds } 5631da177e4SLinus Torvalds } 5641da177e4SLinus Torvalds 5651da177e4SLinus Torvalds if (! spec->input_mux.num_items) 5661da177e4SLinus Torvalds return 0; /* no input path found... */ 5671da177e4SLinus Torvalds 5681da177e4SLinus Torvalds snd_printdd("[Capture Source] NID=0x%x, #SRC=%d\n", adc_node->nid, spec->input_mux.num_items); 5691da177e4SLinus Torvalds for (i = 0; i < spec->input_mux.num_items; i++) 5701da177e4SLinus Torvalds snd_printdd(" [%s] IDX=0x%x\n", spec->input_mux.items[i].label, 5711da177e4SLinus Torvalds spec->input_mux.items[i].index); 5721da177e4SLinus Torvalds 5731da177e4SLinus Torvalds spec->adc_node = adc_node; 5741da177e4SLinus Torvalds return 1; 5751da177e4SLinus Torvalds } 5761da177e4SLinus Torvalds 5771da177e4SLinus Torvalds /* 5781da177e4SLinus Torvalds * parse input 5791da177e4SLinus Torvalds */ 5801da177e4SLinus Torvalds static int parse_input(struct hda_codec *codec) 5811da177e4SLinus Torvalds { 5821da177e4SLinus Torvalds struct hda_gspec *spec = codec->spec; 5831da177e4SLinus Torvalds struct list_head *p; 5841da177e4SLinus Torvalds struct hda_gnode *node; 5851da177e4SLinus Torvalds int err; 5861da177e4SLinus Torvalds 5871da177e4SLinus Torvalds /* 5881da177e4SLinus Torvalds * At first we look for an audio input widget. 5891da177e4SLinus Torvalds * If it reaches to certain input PINs, we take it as the 5901da177e4SLinus Torvalds * input path. 5911da177e4SLinus Torvalds */ 5921da177e4SLinus Torvalds list_for_each(p, &spec->nid_list) { 5931da177e4SLinus Torvalds node = list_entry(p, struct hda_gnode, list); 5941da177e4SLinus Torvalds if (node->wid_caps & AC_WCAP_DIGITAL) 5951da177e4SLinus Torvalds continue; /* skip SPDIF */ 5961da177e4SLinus Torvalds if (node->type == AC_WID_AUD_IN) { 5971da177e4SLinus Torvalds err = parse_input_path(codec, node); 5981da177e4SLinus Torvalds if (err < 0) 5991da177e4SLinus Torvalds return err; 6001da177e4SLinus Torvalds else if (err > 0) 6011da177e4SLinus Torvalds return 0; 6021da177e4SLinus Torvalds } 6031da177e4SLinus Torvalds } 6041da177e4SLinus Torvalds snd_printd("hda_generic: no proper input path found\n"); 6051da177e4SLinus Torvalds return 0; 6061da177e4SLinus Torvalds } 6071da177e4SLinus Torvalds 6081da177e4SLinus Torvalds /* 6091da177e4SLinus Torvalds * create mixer controls if possible 6101da177e4SLinus Torvalds */ 6111da177e4SLinus Torvalds #define DIR_OUT 0x1 6121da177e4SLinus Torvalds #define DIR_IN 0x2 6131da177e4SLinus Torvalds 6141da177e4SLinus Torvalds static int create_mixer(struct hda_codec *codec, struct hda_gnode *node, 6151da177e4SLinus Torvalds unsigned int index, const char *type, const char *dir_sfx) 6161da177e4SLinus Torvalds { 6171da177e4SLinus Torvalds char name[32]; 6181da177e4SLinus Torvalds int err; 6191da177e4SLinus Torvalds int created = 0; 620c8b6bf9bSTakashi Iwai struct snd_kcontrol_new knew; 6211da177e4SLinus Torvalds 6221da177e4SLinus Torvalds if (type) 6231da177e4SLinus Torvalds sprintf(name, "%s %s Switch", type, dir_sfx); 6241da177e4SLinus Torvalds else 6251da177e4SLinus Torvalds sprintf(name, "%s Switch", dir_sfx); 6261da177e4SLinus Torvalds if ((node->wid_caps & AC_WCAP_IN_AMP) && 6271da177e4SLinus Torvalds (node->amp_in_caps & AC_AMPCAP_MUTE)) { 628c8b6bf9bSTakashi Iwai knew = (struct snd_kcontrol_new)HDA_CODEC_MUTE(name, node->nid, index, HDA_INPUT); 6291da177e4SLinus Torvalds snd_printdd("[%s] NID=0x%x, DIR=IN, IDX=0x%x\n", name, node->nid, index); 6301da177e4SLinus Torvalds if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&knew, codec))) < 0) 6311da177e4SLinus Torvalds return err; 6321da177e4SLinus Torvalds created = 1; 6331da177e4SLinus Torvalds } else if ((node->wid_caps & AC_WCAP_OUT_AMP) && 6341da177e4SLinus Torvalds (node->amp_out_caps & AC_AMPCAP_MUTE)) { 635c8b6bf9bSTakashi Iwai knew = (struct snd_kcontrol_new)HDA_CODEC_MUTE(name, node->nid, 0, HDA_OUTPUT); 6361da177e4SLinus Torvalds snd_printdd("[%s] NID=0x%x, DIR=OUT\n", name, node->nid); 6371da177e4SLinus Torvalds if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&knew, codec))) < 0) 6381da177e4SLinus Torvalds return err; 6391da177e4SLinus Torvalds created = 1; 6401da177e4SLinus Torvalds } 6411da177e4SLinus Torvalds 6421da177e4SLinus Torvalds if (type) 6431da177e4SLinus Torvalds sprintf(name, "%s %s Volume", type, dir_sfx); 6441da177e4SLinus Torvalds else 6451da177e4SLinus Torvalds sprintf(name, "%s Volume", dir_sfx); 6461da177e4SLinus Torvalds if ((node->wid_caps & AC_WCAP_IN_AMP) && 6471da177e4SLinus Torvalds (node->amp_in_caps & AC_AMPCAP_NUM_STEPS)) { 648c8b6bf9bSTakashi Iwai knew = (struct snd_kcontrol_new)HDA_CODEC_VOLUME(name, node->nid, index, HDA_INPUT); 6491da177e4SLinus Torvalds snd_printdd("[%s] NID=0x%x, DIR=IN, IDX=0x%x\n", name, node->nid, index); 6501da177e4SLinus Torvalds if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&knew, codec))) < 0) 6511da177e4SLinus Torvalds return err; 6521da177e4SLinus Torvalds created = 1; 6531da177e4SLinus Torvalds } else if ((node->wid_caps & AC_WCAP_OUT_AMP) && 6541da177e4SLinus Torvalds (node->amp_out_caps & AC_AMPCAP_NUM_STEPS)) { 655c8b6bf9bSTakashi Iwai knew = (struct snd_kcontrol_new)HDA_CODEC_VOLUME(name, node->nid, 0, HDA_OUTPUT); 6561da177e4SLinus Torvalds snd_printdd("[%s] NID=0x%x, DIR=OUT\n", name, node->nid); 6571da177e4SLinus Torvalds if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&knew, codec))) < 0) 6581da177e4SLinus Torvalds return err; 6591da177e4SLinus Torvalds created = 1; 6601da177e4SLinus Torvalds } 6611da177e4SLinus Torvalds 6621da177e4SLinus Torvalds return created; 6631da177e4SLinus Torvalds } 6641da177e4SLinus Torvalds 6651da177e4SLinus Torvalds /* 6661da177e4SLinus Torvalds * check whether the controls with the given name and direction suffix already exist 6671da177e4SLinus Torvalds */ 6681da177e4SLinus Torvalds static int check_existing_control(struct hda_codec *codec, const char *type, const char *dir) 6691da177e4SLinus Torvalds { 670c8b6bf9bSTakashi Iwai struct snd_ctl_elem_id id; 6711da177e4SLinus Torvalds memset(&id, 0, sizeof(id)); 6721da177e4SLinus Torvalds sprintf(id.name, "%s %s Volume", type, dir); 6731da177e4SLinus Torvalds id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; 6741da177e4SLinus Torvalds if (snd_ctl_find_id(codec->bus->card, &id)) 6751da177e4SLinus Torvalds return 1; 6761da177e4SLinus Torvalds sprintf(id.name, "%s %s Switch", type, dir); 6771da177e4SLinus Torvalds id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; 6781da177e4SLinus Torvalds if (snd_ctl_find_id(codec->bus->card, &id)) 6791da177e4SLinus Torvalds return 1; 6801da177e4SLinus Torvalds return 0; 6811da177e4SLinus Torvalds } 6821da177e4SLinus Torvalds 6831da177e4SLinus Torvalds /* 6841da177e4SLinus Torvalds * build output mixer controls 6851da177e4SLinus Torvalds */ 6861da177e4SLinus Torvalds static int build_output_controls(struct hda_codec *codec) 6871da177e4SLinus Torvalds { 6881da177e4SLinus Torvalds struct hda_gspec *spec = codec->spec; 6891da177e4SLinus Torvalds int err; 6901da177e4SLinus Torvalds 6911da177e4SLinus Torvalds err = create_mixer(codec, spec->pcm_vol_node, spec->pcm_vol_index, 6921da177e4SLinus Torvalds "PCM", "Playback"); 6931da177e4SLinus Torvalds if (err < 0) 6941da177e4SLinus Torvalds return err; 6951da177e4SLinus Torvalds return 0; 6961da177e4SLinus Torvalds } 6971da177e4SLinus Torvalds 6981da177e4SLinus Torvalds /* create capture volume/switch */ 6991da177e4SLinus Torvalds static int build_input_controls(struct hda_codec *codec) 7001da177e4SLinus Torvalds { 7011da177e4SLinus Torvalds struct hda_gspec *spec = codec->spec; 7021da177e4SLinus Torvalds struct hda_gnode *adc_node = spec->adc_node; 7031da177e4SLinus Torvalds int err; 7041da177e4SLinus Torvalds 7051da177e4SLinus Torvalds if (! adc_node) 7061da177e4SLinus Torvalds return 0; /* not found */ 7071da177e4SLinus Torvalds 7081da177e4SLinus Torvalds /* create capture volume and switch controls if the ADC has an amp */ 7091da177e4SLinus Torvalds err = create_mixer(codec, adc_node, 0, NULL, "Capture"); 7101da177e4SLinus Torvalds 7111da177e4SLinus Torvalds /* create input MUX if multiple sources are available */ 7121da177e4SLinus Torvalds if (spec->input_mux.num_items > 1) { 713c8b6bf9bSTakashi Iwai static struct snd_kcontrol_new cap_sel = { 7141da177e4SLinus Torvalds .iface = SNDRV_CTL_ELEM_IFACE_MIXER, 7151da177e4SLinus Torvalds .name = "Capture Source", 7161da177e4SLinus Torvalds .info = capture_source_info, 7171da177e4SLinus Torvalds .get = capture_source_get, 7181da177e4SLinus Torvalds .put = capture_source_put, 7191da177e4SLinus Torvalds }; 7201da177e4SLinus Torvalds if ((err = snd_ctl_add(codec->bus->card, snd_ctl_new1(&cap_sel, codec))) < 0) 7211da177e4SLinus Torvalds return err; 7221da177e4SLinus Torvalds spec->cur_cap_src = 0; 7231da177e4SLinus Torvalds select_input_connection(codec, adc_node, spec->input_mux.items[0].index); 7241da177e4SLinus Torvalds } 7251da177e4SLinus Torvalds return 0; 7261da177e4SLinus Torvalds } 7271da177e4SLinus Torvalds 7281da177e4SLinus Torvalds 7291da177e4SLinus Torvalds /* 7301da177e4SLinus Torvalds * parse the nodes recursively until reach to the output PIN. 7311da177e4SLinus Torvalds * 7321da177e4SLinus Torvalds * returns 0 - if not found, 7331da177e4SLinus Torvalds * 1 - if found, but no mixer is created 7341da177e4SLinus Torvalds * 2 - if found and mixer was already created, (just skip) 7351da177e4SLinus Torvalds * a negative error code 7361da177e4SLinus Torvalds */ 7371da177e4SLinus Torvalds static int parse_loopback_path(struct hda_codec *codec, struct hda_gspec *spec, 7381da177e4SLinus Torvalds struct hda_gnode *node, struct hda_gnode *dest_node, 7391da177e4SLinus Torvalds const char *type) 7401da177e4SLinus Torvalds { 7411da177e4SLinus Torvalds int i, err; 7421da177e4SLinus Torvalds 7431da177e4SLinus Torvalds if (node->checked) 7441da177e4SLinus Torvalds return 0; 7451da177e4SLinus Torvalds 7461da177e4SLinus Torvalds node->checked = 1; 7471da177e4SLinus Torvalds if (node == dest_node) { 7481da177e4SLinus Torvalds /* loopback connection found */ 7491da177e4SLinus Torvalds return 1; 7501da177e4SLinus Torvalds } 7511da177e4SLinus Torvalds 7521da177e4SLinus Torvalds for (i = 0; i < node->nconns; i++) { 7531da177e4SLinus Torvalds struct hda_gnode *child = hda_get_node(spec, node->conn_list[i]); 7541da177e4SLinus Torvalds if (! child) 7551da177e4SLinus Torvalds continue; 7561da177e4SLinus Torvalds err = parse_loopback_path(codec, spec, child, dest_node, type); 7571da177e4SLinus Torvalds if (err < 0) 7581da177e4SLinus Torvalds return err; 7591da177e4SLinus Torvalds else if (err >= 1) { 7601da177e4SLinus Torvalds if (err == 1) { 7611da177e4SLinus Torvalds err = create_mixer(codec, node, i, type, "Playback"); 7621da177e4SLinus Torvalds if (err < 0) 7631da177e4SLinus Torvalds return err; 7641da177e4SLinus Torvalds if (err > 0) 7651da177e4SLinus Torvalds return 2; /* ok, created */ 7661da177e4SLinus Torvalds /* not created, maybe in the lower path */ 7671da177e4SLinus Torvalds err = 1; 7681da177e4SLinus Torvalds } 7691da177e4SLinus Torvalds /* connect and unmute */ 7701da177e4SLinus Torvalds if (node->nconns > 1) 7711da177e4SLinus Torvalds select_input_connection(codec, node, i); 7721da177e4SLinus Torvalds unmute_input(codec, node, i); 7731da177e4SLinus Torvalds unmute_output(codec, node); 7741da177e4SLinus Torvalds return err; 7751da177e4SLinus Torvalds } 7761da177e4SLinus Torvalds } 7771da177e4SLinus Torvalds return 0; 7781da177e4SLinus Torvalds } 7791da177e4SLinus Torvalds 7801da177e4SLinus Torvalds /* 7811da177e4SLinus Torvalds * parse the tree and build the loopback controls 7821da177e4SLinus Torvalds */ 7831da177e4SLinus Torvalds static int build_loopback_controls(struct hda_codec *codec) 7841da177e4SLinus Torvalds { 7851da177e4SLinus Torvalds struct hda_gspec *spec = codec->spec; 7861da177e4SLinus Torvalds struct list_head *p; 7871da177e4SLinus Torvalds struct hda_gnode *node; 7881da177e4SLinus Torvalds int err; 7891da177e4SLinus Torvalds const char *type; 7901da177e4SLinus Torvalds 7911da177e4SLinus Torvalds if (! spec->out_pin_node) 7921da177e4SLinus Torvalds return 0; 7931da177e4SLinus Torvalds 7941da177e4SLinus Torvalds list_for_each(p, &spec->nid_list) { 7951da177e4SLinus Torvalds node = list_entry(p, struct hda_gnode, list); 7961da177e4SLinus Torvalds if (node->type != AC_WID_PIN) 7971da177e4SLinus Torvalds continue; 7981da177e4SLinus Torvalds /* input capable? */ 7991da177e4SLinus Torvalds if (! (node->pin_caps & AC_PINCAP_IN)) 8001da177e4SLinus Torvalds return 0; 8011da177e4SLinus Torvalds type = get_input_type(node, NULL); 8021da177e4SLinus Torvalds if (type) { 8031da177e4SLinus Torvalds if (check_existing_control(codec, type, "Playback")) 8041da177e4SLinus Torvalds continue; 8051da177e4SLinus Torvalds clear_check_flags(spec); 8061da177e4SLinus Torvalds err = parse_loopback_path(codec, spec, spec->out_pin_node, 8071da177e4SLinus Torvalds node, type); 8081da177e4SLinus Torvalds if (err < 0) 8091da177e4SLinus Torvalds return err; 8101da177e4SLinus Torvalds if (! err) 8111da177e4SLinus Torvalds continue; 8121da177e4SLinus Torvalds } 8131da177e4SLinus Torvalds } 8141da177e4SLinus Torvalds return 0; 8151da177e4SLinus Torvalds } 8161da177e4SLinus Torvalds 8171da177e4SLinus Torvalds /* 8181da177e4SLinus Torvalds * build mixer controls 8191da177e4SLinus Torvalds */ 8201da177e4SLinus Torvalds static int build_generic_controls(struct hda_codec *codec) 8211da177e4SLinus Torvalds { 8221da177e4SLinus Torvalds int err; 8231da177e4SLinus Torvalds 8241da177e4SLinus Torvalds if ((err = build_input_controls(codec)) < 0 || 8251da177e4SLinus Torvalds (err = build_output_controls(codec)) < 0 || 8261da177e4SLinus Torvalds (err = build_loopback_controls(codec)) < 0) 8271da177e4SLinus Torvalds return err; 8281da177e4SLinus Torvalds 8291da177e4SLinus Torvalds return 0; 8301da177e4SLinus Torvalds } 8311da177e4SLinus Torvalds 8321da177e4SLinus Torvalds /* 8331da177e4SLinus Torvalds * PCM 8341da177e4SLinus Torvalds */ 8351da177e4SLinus Torvalds static struct hda_pcm_stream generic_pcm_playback = { 8361da177e4SLinus Torvalds .substreams = 1, 8371da177e4SLinus Torvalds .channels_min = 2, 8381da177e4SLinus Torvalds .channels_max = 2, 8391da177e4SLinus Torvalds }; 8401da177e4SLinus Torvalds 8411da177e4SLinus Torvalds static int build_generic_pcms(struct hda_codec *codec) 8421da177e4SLinus Torvalds { 8431da177e4SLinus Torvalds struct hda_gspec *spec = codec->spec; 8441da177e4SLinus Torvalds struct hda_pcm *info = &spec->pcm_rec; 8451da177e4SLinus Torvalds 8461da177e4SLinus Torvalds if (! spec->dac_node && ! spec->adc_node) { 8471da177e4SLinus Torvalds snd_printd("hda_generic: no PCM found\n"); 8481da177e4SLinus Torvalds return 0; 8491da177e4SLinus Torvalds } 8501da177e4SLinus Torvalds 8511da177e4SLinus Torvalds codec->num_pcms = 1; 8521da177e4SLinus Torvalds codec->pcm_info = info; 8531da177e4SLinus Torvalds 8541da177e4SLinus Torvalds info->name = "HDA Generic"; 8551da177e4SLinus Torvalds if (spec->dac_node) { 8561da177e4SLinus Torvalds info->stream[0] = generic_pcm_playback; 8571da177e4SLinus Torvalds info->stream[0].nid = spec->dac_node->nid; 8581da177e4SLinus Torvalds } 8591da177e4SLinus Torvalds if (spec->adc_node) { 8601da177e4SLinus Torvalds info->stream[1] = generic_pcm_playback; 8611da177e4SLinus Torvalds info->stream[1].nid = spec->adc_node->nid; 8621da177e4SLinus Torvalds } 8631da177e4SLinus Torvalds 8641da177e4SLinus Torvalds return 0; 8651da177e4SLinus Torvalds } 8661da177e4SLinus Torvalds 8671da177e4SLinus Torvalds 8681da177e4SLinus Torvalds /* 8691da177e4SLinus Torvalds */ 8701da177e4SLinus Torvalds static struct hda_codec_ops generic_patch_ops = { 8711da177e4SLinus Torvalds .build_controls = build_generic_controls, 8721da177e4SLinus Torvalds .build_pcms = build_generic_pcms, 8731da177e4SLinus Torvalds .free = snd_hda_generic_free, 8741da177e4SLinus Torvalds }; 8751da177e4SLinus Torvalds 8761da177e4SLinus Torvalds /* 8771da177e4SLinus Torvalds * the generic parser 8781da177e4SLinus Torvalds */ 8791da177e4SLinus Torvalds int snd_hda_parse_generic_codec(struct hda_codec *codec) 8801da177e4SLinus Torvalds { 8811da177e4SLinus Torvalds struct hda_gspec *spec; 8821da177e4SLinus Torvalds int err; 8831da177e4SLinus Torvalds 88484802f0dSSasha Khapyorsky if(!codec->afg) 88584802f0dSSasha Khapyorsky return 0; 886673b683aSSasha Khapyorsky 887e560d8d8STakashi Iwai spec = kzalloc(sizeof(*spec), GFP_KERNEL); 8881da177e4SLinus Torvalds if (spec == NULL) { 8891da177e4SLinus Torvalds printk(KERN_ERR "hda_generic: can't allocate spec\n"); 8901da177e4SLinus Torvalds return -ENOMEM; 8911da177e4SLinus Torvalds } 8921da177e4SLinus Torvalds codec->spec = spec; 8931da177e4SLinus Torvalds INIT_LIST_HEAD(&spec->nid_list); 8941da177e4SLinus Torvalds 8951da177e4SLinus Torvalds if ((err = build_afg_tree(codec)) < 0) 8961da177e4SLinus Torvalds goto error; 8971da177e4SLinus Torvalds 8981da177e4SLinus Torvalds if ((err = parse_input(codec)) < 0 || 8991da177e4SLinus Torvalds (err = parse_output(codec)) < 0) 9001da177e4SLinus Torvalds goto error; 9011da177e4SLinus Torvalds 9021da177e4SLinus Torvalds codec->patch_ops = generic_patch_ops; 9031da177e4SLinus Torvalds 9041da177e4SLinus Torvalds return 0; 9051da177e4SLinus Torvalds 9061da177e4SLinus Torvalds error: 9071da177e4SLinus Torvalds snd_hda_generic_free(codec); 9081da177e4SLinus Torvalds return err; 9091da177e4SLinus Torvalds } 910