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Diffstat (limited to 'sound/pci/hda/hda_codec.c')
-rw-r--r--sound/pci/hda/hda_codec.c239
1 files changed, 145 insertions, 94 deletions
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index 8820faf..562403a 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -48,6 +48,7 @@ static struct hda_vendor_id hda_vendor_ids[] = {
{ 0x1095, "Silicon Image" },
{ 0x10de, "Nvidia" },
{ 0x10ec, "Realtek" },
+ { 0x1102, "Creative" },
{ 0x1106, "VIA" },
{ 0x111d, "IDT" },
{ 0x11c1, "LSI" },
@@ -157,6 +158,39 @@ make_codec_cmd(struct hda_codec *codec, hda_nid_t nid, int direct,
return val;
}
+/*
+ * Send and receive a verb
+ */
+static int codec_exec_verb(struct hda_codec *codec, unsigned int cmd,
+ unsigned int *res)
+{
+ struct hda_bus *bus = codec->bus;
+ int err;
+
+ if (res)
+ *res = -1;
+ again:
+ snd_hda_power_up(codec);
+ mutex_lock(&bus->cmd_mutex);
+ err = bus->ops.command(bus, cmd);
+ if (!err && res)
+ *res = bus->ops.get_response(bus);
+ mutex_unlock(&bus->cmd_mutex);
+ snd_hda_power_down(codec);
+ if (res && *res == -1 && bus->rirb_error) {
+ if (bus->response_reset) {
+ snd_printd("hda_codec: resetting BUS due to "
+ "fatal communication error\n");
+ bus->ops.bus_reset(bus);
+ }
+ goto again;
+ }
+ /* clear reset-flag when the communication gets recovered */
+ if (!err)
+ bus->response_reset = 0;
+ return err;
+}
+
/**
* snd_hda_codec_read - send a command and get the response
* @codec: the HDA codec
@@ -173,18 +207,9 @@ unsigned int snd_hda_codec_read(struct hda_codec *codec, hda_nid_t nid,
int direct,
unsigned int verb, unsigned int parm)
{
- struct hda_bus *bus = codec->bus;
+ unsigned cmd = make_codec_cmd(codec, nid, direct, verb, parm);
unsigned int res;
-
- res = make_codec_cmd(codec, nid, direct, verb, parm);
- snd_hda_power_up(codec);
- mutex_lock(&bus->cmd_mutex);
- if (!bus->ops.command(bus, res))
- res = bus->ops.get_response(bus);
- else
- res = (unsigned int)-1;
- mutex_unlock(&bus->cmd_mutex);
- snd_hda_power_down(codec);
+ codec_exec_verb(codec, cmd, &res);
return res;
}
EXPORT_SYMBOL_HDA(snd_hda_codec_read);
@@ -204,17 +229,10 @@ EXPORT_SYMBOL_HDA(snd_hda_codec_read);
int snd_hda_codec_write(struct hda_codec *codec, hda_nid_t nid, int direct,
unsigned int verb, unsigned int parm)
{
- struct hda_bus *bus = codec->bus;
+ unsigned int cmd = make_codec_cmd(codec, nid, direct, verb, parm);
unsigned int res;
- int err;
-
- res = make_codec_cmd(codec, nid, direct, verb, parm);
- snd_hda_power_up(codec);
- mutex_lock(&bus->cmd_mutex);
- err = bus->ops.command(bus, res);
- mutex_unlock(&bus->cmd_mutex);
- snd_hda_power_down(codec);
- return err;
+ return codec_exec_verb(codec, cmd,
+ codec->bus->sync_write ? &res : NULL);
}
EXPORT_SYMBOL_HDA(snd_hda_codec_write);
@@ -613,7 +631,10 @@ static int get_codec_name(struct hda_codec *codec)
const struct hda_vendor_id *c;
const char *vendor = NULL;
u16 vendor_id = codec->vendor_id >> 16;
- char tmp[16], name[32];
+ char tmp[16];
+
+ if (codec->vendor_name)
+ goto get_chip_name;
for (c = hda_vendor_ids; c->id; c++) {
if (c->id == vendor_id) {
@@ -625,14 +646,21 @@ static int get_codec_name(struct hda_codec *codec)
sprintf(tmp, "Generic %04x", vendor_id);
vendor = tmp;
}
+ codec->vendor_name = kstrdup(vendor, GFP_KERNEL);
+ if (!codec->vendor_name)
+ return -ENOMEM;
+
+ get_chip_name:
+ if (codec->chip_name)
+ return 0;
+
if (codec->preset && codec->preset->name)
- snprintf(name, sizeof(name), "%s %s", vendor,
- codec->preset->name);
- else
- snprintf(name, sizeof(name), "%s ID %x", vendor,
- codec->vendor_id & 0xffff);
- codec->name = kstrdup(name, GFP_KERNEL);
- if (!codec->name)
+ codec->chip_name = kstrdup(codec->preset->name, GFP_KERNEL);
+ else {
+ sprintf(tmp, "ID %x", codec->vendor_id & 0xffff);
+ codec->chip_name = kstrdup(tmp, GFP_KERNEL);
+ }
+ if (!codec->chip_name)
return -ENOMEM;
return 0;
}
@@ -838,7 +866,8 @@ static void snd_hda_codec_free(struct hda_codec *codec)
module_put(codec->owner);
free_hda_cache(&codec->amp_cache);
free_hda_cache(&codec->cmd_cache);
- kfree(codec->name);
+ kfree(codec->vendor_name);
+ kfree(codec->chip_name);
kfree(codec->modelname);
kfree(codec->wcaps);
kfree(codec);
@@ -979,15 +1008,16 @@ int snd_hda_codec_configure(struct hda_codec *codec)
int err;
codec->preset = find_codec_preset(codec);
- if (!codec->name) {
+ if (!codec->vendor_name || !codec->chip_name) {
err = get_codec_name(codec);
if (err < 0)
return err;
}
/* audio codec should override the mixer name */
if (codec->afg || !*codec->bus->card->mixername)
- strlcpy(codec->bus->card->mixername, codec->name,
- sizeof(codec->bus->card->mixername));
+ snprintf(codec->bus->card->mixername,
+ sizeof(codec->bus->card->mixername),
+ "%s %s", codec->vendor_name, codec->chip_name);
if (is_generic_config(codec)) {
err = snd_hda_parse_generic_codec(codec);
@@ -1055,6 +1085,8 @@ EXPORT_SYMBOL_HDA(snd_hda_codec_cleanup_stream);
/* FIXME: more better hash key? */
#define HDA_HASH_KEY(nid,dir,idx) (u32)((nid) + ((idx) << 16) + ((dir) << 24))
#define HDA_HASH_PINCAP_KEY(nid) (u32)((nid) + (0x02 << 24))
+#define HDA_HASH_PARPCM_KEY(nid) (u32)((nid) + (0x03 << 24))
+#define HDA_HASH_PARSTR_KEY(nid) (u32)((nid) + (0x04 << 24))
#define INFO_AMP_CAPS (1<<0)
#define INFO_AMP_VOL(ch) (1 << (1 + (ch)))
@@ -1145,19 +1177,32 @@ int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir,
}
EXPORT_SYMBOL_HDA(snd_hda_override_amp_caps);
-u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid)
+static unsigned int
+query_caps_hash(struct hda_codec *codec, hda_nid_t nid, u32 key,
+ unsigned int (*func)(struct hda_codec *, hda_nid_t))
{
struct hda_amp_info *info;
- info = get_alloc_amp_hash(codec, HDA_HASH_PINCAP_KEY(nid));
+ info = get_alloc_amp_hash(codec, key);
if (!info)
return 0;
if (!info->head.val) {
- info->amp_caps = snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP);
info->head.val |= INFO_AMP_CAPS;
+ info->amp_caps = func(codec, nid);
}
return info->amp_caps;
}
+
+static unsigned int read_pin_cap(struct hda_codec *codec, hda_nid_t nid)
+{
+ return snd_hda_param_read(codec, nid, AC_PAR_PIN_CAP);
+}
+
+u32 snd_hda_query_pin_caps(struct hda_codec *codec, hda_nid_t nid)
+{
+ return query_caps_hash(codec, nid, HDA_HASH_PINCAP_KEY(nid),
+ read_pin_cap);
+}
EXPORT_SYMBOL_HDA(snd_hda_query_pin_caps);
/*
@@ -1432,6 +1477,8 @@ _snd_hda_find_mixer_ctl(struct hda_codec *codec,
memset(&id, 0, sizeof(id));
id.iface = SNDRV_CTL_ELEM_IFACE_MIXER;
id.index = idx;
+ if (snd_BUG_ON(strlen(name) >= sizeof(id.name)))
+ return NULL;
strcpy(id.name, name);
return snd_ctl_find_id(codec->bus->card, &id);
}
@@ -2242,28 +2289,22 @@ EXPORT_SYMBOL_HDA(snd_hda_create_spdif_in_ctls);
int snd_hda_codec_write_cache(struct hda_codec *codec, hda_nid_t nid,
int direct, unsigned int verb, unsigned int parm)
{
- struct hda_bus *bus = codec->bus;
- unsigned int res;
- int err;
+ int err = snd_hda_codec_write(codec, nid, direct, verb, parm);
+ struct hda_cache_head *c;
+ u32 key;
- res = make_codec_cmd(codec, nid, direct, verb, parm);
- snd_hda_power_up(codec);
- mutex_lock(&bus->cmd_mutex);
- err = bus->ops.command(bus, res);
- if (!err) {
- struct hda_cache_head *c;
- u32 key;
- /* parm may contain the verb stuff for get/set amp */
- verb = verb | (parm >> 8);
- parm &= 0xff;
- key = build_cmd_cache_key(nid, verb);
- c = get_alloc_hash(&codec->cmd_cache, key);
- if (c)
- c->val = parm;
- }
- mutex_unlock(&bus->cmd_mutex);
- snd_hda_power_down(codec);
- return err;
+ if (err < 0)
+ return err;
+ /* parm may contain the verb stuff for get/set amp */
+ verb = verb | (parm >> 8);
+ parm &= 0xff;
+ key = build_cmd_cache_key(nid, verb);
+ mutex_lock(&codec->bus->cmd_mutex);
+ c = get_alloc_hash(&codec->cmd_cache, key);
+ if (c)
+ c->val = parm;
+ mutex_unlock(&codec->bus->cmd_mutex);
+ return 0;
}
EXPORT_SYMBOL_HDA(snd_hda_codec_write_cache);
@@ -2321,7 +2362,8 @@ static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
if (wcaps & AC_WCAP_POWER) {
unsigned int wid_type = (wcaps & AC_WCAP_TYPE) >>
AC_WCAP_TYPE_SHIFT;
- if (wid_type == AC_WID_PIN) {
+ if (power_state == AC_PWRST_D3 &&
+ wid_type == AC_WID_PIN) {
unsigned int pincap;
/*
* don't power down the widget if it controls
@@ -2333,7 +2375,7 @@ static void hda_set_power_state(struct hda_codec *codec, hda_nid_t fg,
nid, 0,
AC_VERB_GET_EAPD_BTLENABLE, 0);
eapd &= 0x02;
- if (power_state == AC_PWRST_D3 && eapd)
+ if (eapd)
continue;
}
}
@@ -2544,6 +2586,41 @@ unsigned int snd_hda_calc_stream_format(unsigned int rate,
}
EXPORT_SYMBOL_HDA(snd_hda_calc_stream_format);
+static unsigned int get_pcm_param(struct hda_codec *codec, hda_nid_t nid)
+{
+ unsigned int val = 0;
+ if (nid != codec->afg &&
+ (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD))
+ val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
+ if (!val || val == -1)
+ val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
+ if (!val || val == -1)
+ return 0;
+ return val;
+}
+
+static unsigned int query_pcm_param(struct hda_codec *codec, hda_nid_t nid)
+{
+ return query_caps_hash(codec, nid, HDA_HASH_PARPCM_KEY(nid),
+ get_pcm_param);
+}
+
+static unsigned int get_stream_param(struct hda_codec *codec, hda_nid_t nid)
+{
+ unsigned int streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
+ if (!streams || streams == -1)
+ streams = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM);
+ if (!streams || streams == -1)
+ return 0;
+ return streams;
+}
+
+static unsigned int query_stream_param(struct hda_codec *codec, hda_nid_t nid)
+{
+ return query_caps_hash(codec, nid, HDA_HASH_PARSTR_KEY(nid),
+ get_stream_param);
+}
+
/**
* snd_hda_query_supported_pcm - query the supported PCM rates and formats
* @codec: the HDA codec
@@ -2562,15 +2639,8 @@ static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
{
unsigned int i, val, wcaps;
- val = 0;
wcaps = get_wcaps(codec, nid);
- if (nid != codec->afg && (wcaps & AC_WCAP_FORMAT_OVRD)) {
- val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
- if (val == -1)
- return -EIO;
- }
- if (!val)
- val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
+ val = query_pcm_param(codec, nid);
if (ratesp) {
u32 rates = 0;
@@ -2592,15 +2662,9 @@ static int snd_hda_query_supported_pcm(struct hda_codec *codec, hda_nid_t nid,
u64 formats = 0;
unsigned int streams, bps;
- streams = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
- if (streams == -1)
+ streams = query_stream_param(codec, nid);
+ if (!streams)
return -EIO;
- if (!streams) {
- streams = snd_hda_param_read(codec, codec->afg,
- AC_PAR_STREAM);
- if (streams == -1)
- return -EIO;
- }
bps = 0;
if (streams & AC_SUPFMT_PCM) {
@@ -2674,17 +2738,9 @@ int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
int i;
unsigned int val = 0, rate, stream;
- if (nid != codec->afg &&
- (get_wcaps(codec, nid) & AC_WCAP_FORMAT_OVRD)) {
- val = snd_hda_param_read(codec, nid, AC_PAR_PCM);
- if (val == -1)
- return 0;
- }
- if (!val) {
- val = snd_hda_param_read(codec, codec->afg, AC_PAR_PCM);
- if (val == -1)
- return 0;
- }
+ val = query_pcm_param(codec, nid);
+ if (!val)
+ return 0;
rate = format & 0xff00;
for (i = 0; i < AC_PAR_PCM_RATE_BITS; i++)
@@ -2696,12 +2752,8 @@ int snd_hda_is_supported_format(struct hda_codec *codec, hda_nid_t nid,
if (i >= AC_PAR_PCM_RATE_BITS)
return 0;
- stream = snd_hda_param_read(codec, nid, AC_PAR_STREAM);
- if (stream == -1)
- return 0;
- if (!stream && nid != codec->afg)
- stream = snd_hda_param_read(codec, codec->afg, AC_PAR_STREAM);
- if (!stream || stream == -1)
+ stream = query_stream_param(codec, nid);
+ if (!stream)
return 0;
if (stream & AC_SUPFMT_PCM) {
@@ -3835,11 +3887,10 @@ EXPORT_SYMBOL_HDA(auto_pin_cfg_labels);
/**
* snd_hda_suspend - suspend the codecs
* @bus: the HDA bus
- * @state: suspsend state
*
* Returns 0 if successful.
*/
-int snd_hda_suspend(struct hda_bus *bus, pm_message_t state)
+int snd_hda_suspend(struct hda_bus *bus)
{
struct hda_codec *codec;
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