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path: root/sound/pci/hda/patch_hdmi.c
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Diffstat (limited to 'sound/pci/hda/patch_hdmi.c')
-rw-r--r--sound/pci/hda/patch_hdmi.c227
1 files changed, 184 insertions, 43 deletions
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 807a2aa1ff38..21425fb51fe0 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -64,6 +64,9 @@ struct hdmi_spec_per_cvt {
unsigned int maxbps;
};
+/* max. connections to a widget */
+#define HDA_MAX_CONNECTIONS 32
+
struct hdmi_spec_per_pin {
hda_nid_t pin_nid;
int num_mux_nids;
@@ -72,6 +75,7 @@ struct hdmi_spec_per_pin {
struct hda_codec *codec;
struct hdmi_eld sink_eld;
struct delayed_work work;
+ struct snd_kcontrol *eld_ctl;
int repoll_count;
bool non_pcm;
bool chmap_set; /* channel-map override by ALSA API? */
@@ -81,12 +85,14 @@ struct hdmi_spec_per_pin {
struct hdmi_spec {
int num_cvts;
struct hdmi_spec_per_cvt cvts[MAX_HDMI_CVTS];
+ hda_nid_t cvt_nids[MAX_HDMI_CVTS];
int num_pins;
struct hdmi_spec_per_pin pins[MAX_HDMI_PINS];
struct hda_pcm pcm_rec[MAX_HDMI_PINS];
unsigned int channels_max; /* max over all cvts */
+ struct hdmi_eld temp_eld;
/*
* Non-generic ATI/NVIDIA specific
*/
@@ -339,14 +345,18 @@ static int hdmi_eld_ctl_info(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_info *uinfo)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
- struct hdmi_spec *spec;
+ struct hdmi_spec *spec = codec->spec;
+ struct hdmi_eld *eld;
int pin_idx;
- spec = codec->spec;
uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
pin_idx = kcontrol->private_value;
- uinfo->count = spec->pins[pin_idx].sink_eld.eld_size;
+ eld = &spec->pins[pin_idx].sink_eld;
+
+ mutex_lock(&eld->lock);
+ uinfo->count = eld->eld_valid ? eld->eld_size : 0;
+ mutex_unlock(&eld->lock);
return 0;
}
@@ -355,14 +365,26 @@ static int hdmi_eld_ctl_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
struct hda_codec *codec = snd_kcontrol_chip(kcontrol);
- struct hdmi_spec *spec;
+ struct hdmi_spec *spec = codec->spec;
+ struct hdmi_eld *eld;
int pin_idx;
- spec = codec->spec;
pin_idx = kcontrol->private_value;
+ eld = &spec->pins[pin_idx].sink_eld;
+
+ mutex_lock(&eld->lock);
+ if (eld->eld_size > ARRAY_SIZE(ucontrol->value.bytes.data)) {
+ mutex_unlock(&eld->lock);
+ snd_BUG();
+ return -EINVAL;
+ }
- memcpy(ucontrol->value.bytes.data,
- spec->pins[pin_idx].sink_eld.eld_buffer, ELD_MAX_SIZE);
+ memset(ucontrol->value.bytes.data, 0,
+ ARRAY_SIZE(ucontrol->value.bytes.data));
+ if (eld->eld_valid)
+ memcpy(ucontrol->value.bytes.data, eld->eld_buffer,
+ eld->eld_size);
+ mutex_unlock(&eld->lock);
return 0;
}
@@ -392,6 +414,7 @@ static int hdmi_create_eld_ctl(struct hda_codec *codec, int pin_idx,
if (err < 0)
return err;
+ spec->pins[pin_idx].eld_ctl = kctl;
return 0;
}
@@ -516,7 +539,7 @@ static int hdmi_channel_allocation(struct hdmi_eld *eld, int channels)
* expand ELD's notions to match the ones used by Audio InfoFrame.
*/
for (i = 0; i < ARRAY_SIZE(eld_speaker_allocation_bits); i++) {
- if (eld->spk_alloc & (1 << i))
+ if (eld->info.spk_alloc & (1 << i))
spk_mask |= eld_speaker_allocation_bits[i];
}
@@ -530,7 +553,7 @@ static int hdmi_channel_allocation(struct hdmi_eld *eld, int channels)
}
}
- snd_print_channel_allocation(eld->spk_alloc, buf, sizeof(buf));
+ snd_print_channel_allocation(eld->info.spk_alloc, buf, sizeof(buf));
snd_printdd("HDMI: select CA 0x%x for %d-channel allocation: %s\n",
ca, channels, buf);
@@ -714,9 +737,10 @@ static void hdmi_setup_fake_chmap(unsigned char *map, int ca)
static void hdmi_setup_channel_mapping(struct hda_codec *codec,
hda_nid_t pin_nid, bool non_pcm, int ca,
- int channels, unsigned char *map)
+ int channels, unsigned char *map,
+ bool chmap_set)
{
- if (!non_pcm && map) {
+ if (!non_pcm && chmap_set) {
hdmi_manual_setup_channel_mapping(codec, pin_nid,
channels, map);
} else {
@@ -870,7 +894,7 @@ static void hdmi_setup_audio_infoframe(struct hda_codec *codec, int pin_idx,
ca = 0;
memset(&ai, 0, sizeof(ai));
- if (eld->conn_type == 0) { /* HDMI */
+ if (eld->info.conn_type == 0) { /* HDMI */
struct hdmi_audio_infoframe *hdmi_ai = &ai.hdmi;
hdmi_ai->type = 0x84;
@@ -879,7 +903,7 @@ static void hdmi_setup_audio_infoframe(struct hda_codec *codec, int pin_idx,
hdmi_ai->CC02_CT47 = channels - 1;
hdmi_ai->CA = ca;
hdmi_checksum_audio_infoframe(hdmi_ai);
- } else if (eld->conn_type == 1) { /* DisplayPort */
+ } else if (eld->info.conn_type == 1) { /* DisplayPort */
struct dp_audio_infoframe *dp_ai = &ai.dp;
dp_ai->type = 0x84;
@@ -905,7 +929,8 @@ static void hdmi_setup_audio_infoframe(struct hda_codec *codec, int pin_idx,
pin_nid,
channels);
hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
- channels, per_pin->chmap);
+ channels, per_pin->chmap,
+ per_pin->chmap_set);
hdmi_stop_infoframe_trans(codec, pin_nid);
hdmi_fill_audio_infoframe(codec, pin_nid,
ai.bytes, sizeof(ai));
@@ -915,7 +940,8 @@ static void hdmi_setup_audio_infoframe(struct hda_codec *codec, int pin_idx,
* accordingly */
if (per_pin->non_pcm != non_pcm)
hdmi_setup_channel_mapping(codec, pin_nid, non_pcm, ca,
- channels, per_pin->chmap);
+ channels, per_pin->chmap,
+ per_pin->chmap_set);
}
per_pin->non_pcm = non_pcm;
@@ -1098,10 +1124,14 @@ static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
/* Restrict capabilities by ELD if this isn't disabled */
if (!static_hdmi_pcm && eld->eld_valid) {
- snd_hdmi_eld_update_pcm_info(eld, hinfo);
+ snd_hdmi_eld_update_pcm_info(&eld->info, hinfo);
if (hinfo->channels_min > hinfo->channels_max ||
- !hinfo->rates || !hinfo->formats)
+ !hinfo->rates || !hinfo->formats) {
+ per_cvt->assigned = 0;
+ hinfo->nid = 0;
+ snd_hda_spdif_ctls_unassign(codec, pin_idx);
return -ENODEV;
+ }
}
/* Store the updated parameters */
@@ -1142,7 +1172,9 @@ static int hdmi_read_pin_conn(struct hda_codec *codec, int pin_idx)
static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
{
struct hda_codec *codec = per_pin->codec;
- struct hdmi_eld *eld = &per_pin->sink_eld;
+ struct hdmi_spec *spec = codec->spec;
+ struct hdmi_eld *eld = &spec->temp_eld;
+ struct hdmi_eld *pin_eld = &per_pin->sink_eld;
hda_nid_t pin_nid = per_pin->pin_nid;
/*
* Always execute a GetPinSense verb here, even when called from
@@ -1153,27 +1185,64 @@ static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
* the unsolicited response to avoid custom WARs.
*/
int present = snd_hda_pin_sense(codec, pin_nid);
- bool eld_valid = false;
+ bool update_eld = false;
+ bool eld_changed = false;
- memset(eld, 0, offsetof(struct hdmi_eld, eld_buffer));
-
- eld->monitor_present = !!(present & AC_PINSENSE_PRESENCE);
- if (eld->monitor_present)
- eld_valid = !!(present & AC_PINSENSE_ELDV);
+ pin_eld->monitor_present = !!(present & AC_PINSENSE_PRESENCE);
+ if (pin_eld->monitor_present)
+ eld->eld_valid = !!(present & AC_PINSENSE_ELDV);
+ else
+ eld->eld_valid = false;
_snd_printd(SND_PR_VERBOSE,
"HDMI status: Codec=%d Pin=%d Presence_Detect=%d ELD_Valid=%d\n",
- codec->addr, pin_nid, eld->monitor_present, eld_valid);
+ codec->addr, pin_nid, eld->monitor_present, eld->eld_valid);
+
+ if (eld->eld_valid) {
+ if (snd_hdmi_get_eld(codec, pin_nid, eld->eld_buffer,
+ &eld->eld_size) < 0)
+ eld->eld_valid = false;
+ else {
+ memset(&eld->info, 0, sizeof(struct parsed_hdmi_eld));
+ if (snd_hdmi_parse_eld(&eld->info, eld->eld_buffer,
+ eld->eld_size) < 0)
+ eld->eld_valid = false;
+ }
- if (eld_valid) {
- if (!snd_hdmi_get_eld(eld, codec, pin_nid))
- snd_hdmi_show_eld(eld);
+ if (eld->eld_valid) {
+ snd_hdmi_show_eld(&eld->info);
+ update_eld = true;
+ }
else if (repoll) {
queue_delayed_work(codec->bus->workq,
&per_pin->work,
msecs_to_jiffies(300));
+ return;
}
}
+
+ mutex_lock(&pin_eld->lock);
+ if (pin_eld->eld_valid && !eld->eld_valid) {
+ update_eld = true;
+ eld_changed = true;
+ }
+ if (update_eld) {
+ pin_eld->eld_valid = eld->eld_valid;
+ eld_changed = pin_eld->eld_size != eld->eld_size ||
+ memcmp(pin_eld->eld_buffer, eld->eld_buffer,
+ eld->eld_size) != 0;
+ if (eld_changed)
+ memcpy(pin_eld->eld_buffer, eld->eld_buffer,
+ eld->eld_size);
+ pin_eld->eld_size = eld->eld_size;
+ pin_eld->info = eld->info;
+ }
+ mutex_unlock(&pin_eld->lock);
+
+ if (eld_changed)
+ snd_ctl_notify(codec->bus->card,
+ SNDRV_CTL_EVENT_MASK_VALUE | SNDRV_CTL_EVENT_MASK_INFO,
+ &per_pin->eld_ctl->id);
}
static void hdmi_repoll_eld(struct work_struct *work)
@@ -1187,6 +1256,9 @@ static void hdmi_repoll_eld(struct work_struct *work)
hdmi_present_sense(per_pin, per_pin->repoll_count);
}
+static void intel_haswell_fixup_connect_list(struct hda_codec *codec,
+ hda_nid_t nid);
+
static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
{
struct hdmi_spec *spec = codec->spec;
@@ -1206,6 +1278,9 @@ static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
if (snd_BUG_ON(spec->num_pins >= MAX_HDMI_PINS))
return -E2BIG;
+ if (codec->vendor_id == 0x80862807)
+ intel_haswell_fixup_connect_list(codec, pin_nid);
+
pin_idx = spec->num_pins;
per_pin = &spec->pins[pin_idx];
@@ -1253,7 +1328,7 @@ static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
if (err < 0)
return err;
- spec->num_cvts++;
+ spec->cvt_nids[spec->num_cvts++] = cvt_nid;
return 0;
}
@@ -1635,6 +1710,7 @@ static int generic_hdmi_init_per_pins(struct hda_codec *codec)
struct hdmi_eld *eld = &per_pin->sink_eld;
per_pin->codec = codec;
+ mutex_init(&eld->lock);
INIT_DELAYED_WORK(&per_pin->work, hdmi_repoll_eld);
snd_hda_eld_proc_new(codec, eld, pin_idx);
}
@@ -1681,30 +1757,92 @@ static const struct hda_codec_ops generic_hdmi_patch_ops = {
.unsol_event = hdmi_unsol_event,
};
-static void intel_haswell_fixup_connect_list(struct hda_codec *codec)
+
+static void intel_haswell_fixup_connect_list(struct hda_codec *codec,
+ hda_nid_t nid)
+{
+ struct hdmi_spec *spec = codec->spec;
+ hda_nid_t conns[4];
+ int nconns;
+
+ nconns = snd_hda_get_connections(codec, nid, conns, ARRAY_SIZE(conns));
+ if (nconns == spec->num_cvts &&
+ !memcmp(conns, spec->cvt_nids, spec->num_cvts * sizeof(hda_nid_t)))
+ return;
+
+ /* override pins connection list */
+ snd_printdd("hdmi: haswell: override pin connection 0x%x\n", nid);
+ snd_hda_override_conn_list(codec, nid, spec->num_cvts, spec->cvt_nids);
+}
+
+#define INTEL_VENDOR_NID 0x08
+#define INTEL_GET_VENDOR_VERB 0xf81
+#define INTEL_SET_VENDOR_VERB 0x781
+#define INTEL_EN_DP12 0x02 /* enable DP 1.2 features */
+#define INTEL_EN_ALL_PIN_CVTS 0x01 /* enable 2nd & 3rd pins and convertors */
+
+static void intel_haswell_enable_all_pins(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action)
{
unsigned int vendor_param;
- hda_nid_t list[3] = {0x2, 0x3, 0x4};
- vendor_param = snd_hda_codec_read(codec, 0x08, 0, 0xf81, 0);
- if (vendor_param == -1 || vendor_param & 0x02)
+ if (action != HDA_FIXUP_ACT_PRE_PROBE)
+ return;
+ vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
+ INTEL_GET_VENDOR_VERB, 0);
+ if (vendor_param == -1 || vendor_param & INTEL_EN_ALL_PIN_CVTS)
return;
- /* enable DP1.2 mode */
- vendor_param |= 0x02;
- snd_hda_codec_read(codec, 0x08, 0, 0x781, vendor_param);
+ vendor_param |= INTEL_EN_ALL_PIN_CVTS;
+ vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
+ INTEL_SET_VENDOR_VERB, vendor_param);
+ if (vendor_param == -1)
+ return;
+
+ snd_hda_codec_update_widgets(codec);
+ return;
+}
+
+static void intel_haswell_fixup_enable_dp12(struct hda_codec *codec)
+{
+ unsigned int vendor_param;
- vendor_param = snd_hda_codec_read(codec, 0x08, 0, 0xf81, 0);
- if (vendor_param == -1 || !(vendor_param & 0x02))
+ vendor_param = snd_hda_codec_read(codec, INTEL_VENDOR_NID, 0,
+ INTEL_GET_VENDOR_VERB, 0);
+ if (vendor_param == -1 || vendor_param & INTEL_EN_DP12)
return;
- /* override 3 pins connection list */
- snd_hda_override_conn_list(codec, 0x05, 3, list);
- snd_hda_override_conn_list(codec, 0x06, 3, list);
- snd_hda_override_conn_list(codec, 0x07, 3, list);
+ /* enable DP1.2 mode */
+ vendor_param |= INTEL_EN_DP12;
+ snd_hda_codec_write_cache(codec, INTEL_VENDOR_NID, 0,
+ INTEL_SET_VENDOR_VERB, vendor_param);
}
+
+/* available models for fixup */
+enum {
+ INTEL_HASWELL,
+};
+
+static const struct hda_model_fixup hdmi_models[] = {
+ {.id = INTEL_HASWELL, .name = "Haswell"},
+ {}
+};
+
+static const struct snd_pci_quirk hdmi_fixup_tbl[] = {
+ SND_PCI_QUIRK(0x8086, 0x2010, "Haswell", INTEL_HASWELL),
+ {} /* terminator */
+};
+
+static const struct hda_fixup hdmi_fixups[] = {
+ [INTEL_HASWELL] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = intel_haswell_enable_all_pins,
+ },
+};
+
+
static int patch_generic_hdmi(struct hda_codec *codec)
{
struct hdmi_spec *spec;
@@ -1715,8 +1853,11 @@ static int patch_generic_hdmi(struct hda_codec *codec)
codec->spec = spec;
+ snd_hda_pick_fixup(codec, hdmi_models, hdmi_fixup_tbl, hdmi_fixups);
+ snd_hda_apply_fixup(codec, HDA_FIXUP_ACT_PRE_PROBE);
+
if (codec->vendor_id == 0x80862807)
- intel_haswell_fixup_connect_list(codec);
+ intel_haswell_fixup_enable_dp12(codec);
if (hdmi_parse_codec(codec) < 0) {
codec->spec = NULL;