mirror of https://gitee.com/openkylin/linux.git
[ALSA] hda-codec - Fix connection list parsing
Modules: HDA Codec driver,HDA generic driver - Fix connection list parsing (with ranged flag). - Increase the max number of connections - Introduce widget capabilities cache - Power up/down widgets at init, suspend and resume Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai
Jaroslav Kysela
parent
1b98ea4791
commit
54d1740315
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@ -155,8 +155,9 @@ int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
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hda_nid_t *conn_list, int max_conns)
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{
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unsigned int parm;
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int i, j, conn_len, num_tupples, conns;
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int i, conn_len, conns;
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unsigned int shift, num_elems, mask;
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hda_nid_t prev_nid;
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snd_assert(conn_list && max_conns > 0, return -EINVAL);
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@ -171,7 +172,6 @@ int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
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num_elems = 4;
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}
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conn_len = parm & AC_CLIST_LENGTH;
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num_tupples = num_elems / 2;
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mask = (1 << (shift-1)) - 1;
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if (! conn_len)
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@ -186,40 +186,38 @@ int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
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/* multi connection */
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conns = 0;
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for (i = 0; i < conn_len; i += num_elems) {
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parm = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_CONNECT_LIST, i);
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for (j = 0; j < num_tupples; j++) {
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int range_val;
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hda_nid_t val1, val2, n;
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range_val = parm & (1 << (shift-1)); /* ranges */
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val1 = parm & mask;
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parm >>= shift;
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val2 = parm & mask;
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parm >>= shift;
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if (range_val) {
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/* ranges between val1 and val2 */
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if (val1 > val2) {
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snd_printk(KERN_WARNING "hda_codec: invalid dep_range_val %x:%x\n", val1, val2);
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continue;
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}
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for (n = val1; n <= val2; n++) {
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if (conns >= max_conns)
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return -EINVAL;
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conn_list[conns++] = n;
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}
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} else {
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if (! val1)
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break;
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if (conns >= max_conns)
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return -EINVAL;
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conn_list[conns++] = val1;
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if (! val2)
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break;
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if (conns >= max_conns)
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return -EINVAL;
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conn_list[conns++] = val2;
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prev_nid = 0;
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for (i = 0; i < conn_len; i++) {
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int range_val;
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hda_nid_t val, n;
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if (i % num_elems == 0)
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parm = snd_hda_codec_read(codec, nid, 0,
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AC_VERB_GET_CONNECT_LIST, i);
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range_val = !! (parm & (1 << (shift-1))); /* ranges */
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val = parm & mask;
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parm >>= shift;
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if (range_val) {
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/* ranges between the previous and this one */
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if (! prev_nid || prev_nid >= val) {
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snd_printk(KERN_WARNING "hda_codec: invalid dep_range_val %x:%x\n", prev_nid, val);
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continue;
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}
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for (n = prev_nid + 1; n <= val; n++) {
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if (conns >= max_conns) {
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snd_printk(KERN_ERR "Too many connections\n");
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return -EINVAL;
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}
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conn_list[conns++] = n;
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}
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} else {
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if (conns >= max_conns) {
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snd_printk(KERN_ERR "Too many connections\n");
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return -EINVAL;
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}
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conn_list[conns++] = val;
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}
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prev_nid = val;
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}
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return conns;
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}
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@ -455,6 +453,27 @@ static void setup_fg_nodes(struct hda_codec *codec)
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}
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}
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/*
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* read widget caps for each widget and store in cache
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*/
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static int read_widget_caps(struct hda_codec *codec, hda_nid_t fg_node)
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{
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int i;
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hda_nid_t nid;
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codec->num_nodes = snd_hda_get_sub_nodes(codec, fg_node,
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&codec->start_nid);
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codec->wcaps = kmalloc(codec->num_nodes * 4, GFP_KERNEL);
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if (! codec->wcaps)
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return -ENOMEM;
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nid = codec->start_nid;
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for (i = 0; i < codec->num_nodes; i++, nid++)
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codec->wcaps[i] = snd_hda_param_read(codec, nid,
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AC_PAR_AUDIO_WIDGET_CAP);
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return 0;
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}
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/*
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* codec destructor
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*/
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@ -467,6 +486,7 @@ static void snd_hda_codec_free(struct hda_codec *codec)
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if (codec->patch_ops.free)
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codec->patch_ops.free(codec);
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kfree(codec->amp_info);
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kfree(codec->wcaps);
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kfree(codec);
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}
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@ -520,6 +540,12 @@ int snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
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return -ENODEV;
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}
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if (read_widget_caps(codec, codec->afg ? codec->afg : codec->mfg) < 0) {
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snd_printk(KERN_ERR "hda_codec: cannot malloc\n");
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snd_hda_codec_free(codec);
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return -ENOMEM;
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}
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if (! codec->subsystem_id) {
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hda_nid_t nid = codec->afg ? codec->afg : codec->mfg;
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codec->subsystem_id = snd_hda_codec_read(codec, nid, 0,
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@ -647,7 +673,7 @@ static u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction)
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if (! info)
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return 0;
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if (! (info->status & INFO_AMP_CAPS)) {
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if (!(snd_hda_param_read(codec, nid, AC_PAR_AUDIO_WIDGET_CAP) & AC_WCAP_AMP_OVRD))
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if (! (get_wcaps(codec, nid) & AC_WCAP_AMP_OVRD))
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nid = codec->afg;
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info->amp_caps = snd_hda_param_read(codec, nid, direction == HDA_OUTPUT ?
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AC_PAR_AMP_OUT_CAP : AC_PAR_AMP_IN_CAP);
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@ -1195,6 +1221,31 @@ int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid)
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}
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/*
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* set power state of the codec
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*/
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static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
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unsigned int power_state)
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{
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hda_nid_t nid, nid_start;
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int nodes;
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snd_hda_codec_write(codec, fg, 0, AC_VERB_SET_POWER_STATE,
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power_state);
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nodes = snd_hda_get_sub_nodes(codec, fg, &nid_start);
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for (nid = nid_start; nid < nodes + nid_start; nid++) {
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if (get_wcaps(codec, nid) & AC_WCAP_POWER)
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snd_hda_codec_write(codec, nid, 0,
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AC_VERB_SET_POWER_STATE,
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power_state);
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}
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if (power_state == AC_PWRST_D0)
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msleep(10);
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}
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/**
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* snd_hda_build_controls - build mixer controls
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* @bus: the BUS
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@ -1222,6 +1273,9 @@ int snd_hda_build_controls(struct hda_bus *bus)
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list_for_each(p, &bus->codec_list) {
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struct hda_codec *codec = list_entry(p, struct hda_codec, list);
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int err;
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hda_set_power_state(codec,
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codec->afg ? codec->afg : codec->mfg,
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AC_PWRST_D0);
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if (! codec->patch_ops.init)
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continue;
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err = codec->patch_ops.init(codec);
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@ -1340,7 +1394,7 @@ int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
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val = 0;
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if (nid != codec->afg &&
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snd_hda_param_read(codec, nid, AC_PAR_AUDIO_WIDGET_CAP) & AC_WCAP_FORMAT_OVRD) {
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(get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
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val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
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if (val == -1)
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return -EIO;
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@ -1362,7 +1416,7 @@ int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
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unsigned int bps;
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unsigned int wcaps;
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wcaps = snd_hda_param_read(codec, nid, AC_PAR_AUDIO_WIDGET_CAP);
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wcaps = get_wcaps(codec, nid);
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streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
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if (streams == -1)
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return -EIO;
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@ -1432,7 +1486,7 @@ int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
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unsigned int val = 0, rate, stream;
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if (nid != codec->afg &&
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snd_hda_param_read(codec, nid, AC_PAR_AUDIO_WIDGET_CAP) & AC_WCAP_FORMAT_OVRD) {
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(get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
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val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
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if (val == -1)
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return 0;
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@ -1658,9 +1712,21 @@ int snd_hda_add_new_ctls(struct hda_codec *codec, struct snd_kcontrol_new *knew)
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int err;
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for (; knew->name; knew++) {
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err = snd_ctl_add(codec->bus->card, snd_ctl_new1(knew, codec));
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if (err < 0)
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return err;
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struct snd_kcontrol *kctl;
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kctl = snd_ctl_new1(knew, codec);
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if (! kctl)
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return -ENOMEM;
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err = snd_ctl_add(codec->bus->card, kctl);
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if (err < 0) {
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if (! codec->addr)
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return err;
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kctl = snd_ctl_new1(knew, codec);
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if (! kctl)
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return -ENOMEM;
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kctl->id.device = codec->addr;
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if ((err = snd_ctl_add(codec->bus->card, kctl)) < 0)
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return err;
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}
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}
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return 0;
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}
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@ -1874,8 +1940,7 @@ int snd_hda_parse_pin_def_config(struct hda_codec *codec, struct auto_pin_cfg *c
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nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid_start);
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for (nid = nid_start; nid < nodes + nid_start; nid++) {
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unsigned int wid_caps = snd_hda_param_read(codec, nid,
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AC_PAR_AUDIO_WIDGET_CAP);
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unsigned int wid_caps = get_wcaps(codec, nid);
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unsigned int wid_type = (wid_caps & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT;
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unsigned int def_conf;
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short assoc, loc;
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@ -1993,6 +2058,9 @@ int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
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struct hda_codec *codec = list_entry(p, struct hda_codec, list);
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if (codec->patch_ops.suspend)
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codec->patch_ops.suspend(codec, state);
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hda_set_power_state(codec,
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codec->afg ? codec->afg : codec->mfg,
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AC_PWRST_D3);
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}
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return 0;
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}
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@ -2010,6 +2078,9 @@ int snd_hda_resume(struct hda_bus *bus)
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list_for_each(p, &bus->codec_list) {
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struct hda_codec *codec = list_entry(p, struct hda_codec, list);
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hda_set_power_state(codec,
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codec->afg ? codec->afg : codec->mfg,
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AC_PWRST_D0);
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if (codec->patch_ops.resume)
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codec->patch_ops.resume(codec);
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}
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@ -214,6 +214,12 @@ enum {
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#define AC_PWRST_D2SUP (1<<2)
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#define AC_PWRST_D3SUP (1<<3)
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/* Power state values */
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#define AC_PWRST_D0 0x00
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#define AC_PWRST_D1 0x01
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#define AC_PWRST_D2 0x02
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#define AC_PWRST_D3 0x03
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/* Processing capabilies */
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#define AC_PCAP_BENIGN (1<<0)
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#define AC_PCAP_NUM_COEF (0xff<<8)
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@ -376,7 +382,7 @@ enum {
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};
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/* max. connections to a widget */
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#define HDA_MAX_CONNECTIONS 16
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#define HDA_MAX_CONNECTIONS 32
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/* max. codec address */
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#define HDA_MAX_CODEC_ADDRESS 0x0f
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@ -542,6 +548,11 @@ struct hda_codec {
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/* codec specific info */
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void *spec;
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/* widget capabilities cache */
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unsigned int num_nodes;
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hda_nid_t start_nid;
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u32 *wcaps;
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/* hash for amp access */
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u16 amp_hash[32];
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int num_amp_entries;
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@ -87,7 +87,7 @@ int snd_hda_create_spdif_in_ctls(struct hda_codec *codec, hda_nid_t nid);
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/*
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* input MUX helper
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*/
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#define HDA_MAX_NUM_INPUTS 8
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#define HDA_MAX_NUM_INPUTS 16
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struct hda_input_mux_item {
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const char *label;
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unsigned int index;
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@ -243,4 +243,16 @@ int snd_hda_parse_pin_def_config(struct hda_codec *codec, struct auto_pin_cfg *c
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#define PIN_HP 0xc0
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#define PIN_HP_AMP 0x80
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/*
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* get widget capabilities
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*/
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static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid)
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{
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if (nid < codec->start_nid ||
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nid >= codec->start_nid + codec->num_nodes)
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return snd_hda_param_read(codec, nid, AC_PAR_AUDIO_WIDGET_CAP);
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return codec->wcaps[nid - codec->start_nid];
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}
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#endif /* __SOUND_HDA_LOCAL_H */
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@ -2091,8 +2091,7 @@ static int patch_alc880(struct hda_codec *codec)
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if (! spec->adc_nids && spec->input_mux) {
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/* check whether NID 0x07 is valid */
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unsigned int wcap = snd_hda_param_read(codec, alc880_adc_nids[0],
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AC_PAR_AUDIO_WIDGET_CAP);
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unsigned int wcap = get_wcaps(codec, alc880_adc_nids[0]);
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wcap = (wcap & AC_WCAP_TYPE) >> AC_WCAP_TYPE_SHIFT; /* get type */
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if (wcap != AC_WID_AUD_IN) {
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spec->adc_nids = alc880_adc_nids_alt;
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@ -624,7 +624,7 @@ static int stac92xx_auto_create_hp_ctls(struct hda_codec *codec, struct auto_pin
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if (! pin)
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return 0;
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wid_caps = snd_hda_param_read(codec, pin, AC_PAR_AUDIO_WIDGET_CAP);
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wid_caps = get_wcaps(codec, pin);
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if (wid_caps & AC_WCAP_UNSOL_CAP)
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/* Enable unsolicited responses on the HP widget */
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snd_hda_codec_write(codec, pin, 0,
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@ -786,33 +786,10 @@ static int stac9200_parse_auto_config(struct hda_codec *codec)
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return 1;
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}
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static int stac92xx_init_pstate(struct hda_codec *codec)
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{
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hda_nid_t nid, nid_start;
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int nodes;
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snd_hda_codec_write(codec, 0x01, 0, AC_VERB_SET_POWER_STATE, 0x00);
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nodes = snd_hda_get_sub_nodes(codec, codec->afg, &nid_start);
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for (nid = nid_start; nid < nodes + nid_start; nid++) {
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unsigned int wid_caps = snd_hda_param_read(codec, nid,
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AC_PAR_AUDIO_WIDGET_CAP);
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if (wid_caps & AC_WCAP_POWER)
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snd_hda_codec_write(codec, nid, 0,
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AC_VERB_SET_POWER_STATE, 0x00);
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}
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mdelay(100);
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return 0;
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}
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static int stac92xx_init(struct hda_codec *codec)
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{
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struct sigmatel_spec *spec = codec->spec;
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stac92xx_init_pstate(codec);
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snd_hda_sequence_write(codec, spec->init);
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stac92xx_auto_init_multi_out(codec);
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