diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c index c380596b2e84c0..2096993eaf285c 100644 --- a/sound/pci/hda/patch_hdmi.c +++ b/sound/pci/hda/patch_hdmi.c @@ -18,6 +18,7 @@ #include #include +#include #include #include #include @@ -119,6 +120,7 @@ struct hdmi_pcm { }; struct hdmi_spec { + struct hda_codec *codec; int num_cvts; struct snd_array cvts; /* struct hdmi_spec_per_cvt */ hda_nid_t cvt_nids[4]; /* only for haswell fix */ @@ -163,9 +165,11 @@ struct hdmi_spec { struct hda_multi_out multiout; struct hda_pcm_stream pcm_playback; - /* i915/powerwell (Haswell+/Valleyview+) specific */ - bool use_acomp_notifier; /* use i915 eld_notify callback for hotplug */ + bool use_jack_detect; /* jack detection enabled */ + bool use_acomp_notifier; /* use eld_notify callback for hotplug */ + bool acomp_registered; /* audio component registered in this driver */ struct drm_audio_component_audio_ops drm_audio_ops; + int (*port2pin)(struct hda_codec *, int); /* reverse port/pin mapping */ struct hdac_chmap chmap; hda_nid_t vendor_nid; @@ -765,6 +769,10 @@ static void check_presence_and_report(struct hda_codec *codec, hda_nid_t nid, static void jack_callback(struct hda_codec *codec, struct hda_jack_callback *jack) { + /* stop polling when notification is enabled */ + if (codec_has_acomp(codec)) + return; + /* hda_jack don't support DP MST */ check_presence_and_report(codec, jack->nid, 0); } @@ -823,6 +831,9 @@ static void hdmi_unsol_event(struct hda_codec *codec, unsigned int res) int tag = res >> AC_UNSOL_RES_TAG_SHIFT; int subtag = (res & AC_UNSOL_RES_SUBTAG) >> AC_UNSOL_RES_SUBTAG_SHIFT; + if (codec_has_acomp(codec)) + return; + if (!snd_hda_jack_tbl_get_from_tag(codec, tag)) { codec_dbg(codec, "Unexpected HDMI event tag 0x%x\n", tag); return; @@ -1636,18 +1647,13 @@ static bool hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll) snd_hda_power_down_pm(codec); return false; } - } - - if (codec_has_acomp(codec)) { + ret = hdmi_present_sense_via_verbs(per_pin, repoll); + snd_hda_power_down_pm(codec); + } else { sync_eld_via_acomp(codec, per_pin); ret = false; /* don't call snd_hda_jack_report_sync() */ - } else { - ret = hdmi_present_sense_via_verbs(per_pin, repoll); } - if (!codec_has_acomp(codec)) - snd_hda_power_down_pm(codec); - return ret; } @@ -2252,6 +2258,8 @@ static int generic_hdmi_init(struct hda_codec *codec) struct hdmi_spec *spec = codec->spec; int pin_idx; + mutex_lock(&spec->pcm_lock); + spec->use_jack_detect = !codec->jackpoll_interval; for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) { struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx); hda_nid_t pin_nid = per_pin->pin_nid; @@ -2259,11 +2267,15 @@ static int generic_hdmi_init(struct hda_codec *codec) snd_hda_set_dev_select(codec, pin_nid, dev_id); hdmi_init_pin(codec, pin_nid); - if (!codec_has_acomp(codec)) + if (codec_has_acomp(codec)) + continue; + if (spec->use_jack_detect) + snd_hda_jack_detect_enable(codec, pin_nid); + else snd_hda_jack_detect_enable_callback(codec, pin_nid, - codec->jackpoll_interval > 0 ? - jack_callback : NULL); + jack_callback); } + mutex_unlock(&spec->pcm_lock); return 0; } @@ -2296,7 +2308,9 @@ static void generic_hdmi_free(struct hda_codec *codec) struct hdmi_spec *spec = codec->spec; int pin_idx, pcm_idx; - if (codec_has_acomp(codec)) { + if (spec->acomp_registered) { + snd_hdac_acomp_exit(&codec->bus->core); + } else if (codec_has_acomp(codec)) { snd_hdac_acomp_register_notifier(&codec->bus->core, NULL); codec->relaxed_resume = 0; } @@ -2364,6 +2378,7 @@ static int alloc_generic_hdmi(struct hda_codec *codec) if (!spec) return -ENOMEM; + spec->codec = codec; spec->ops = generic_standard_hdmi_ops; spec->dev_num = 1; /* initialize to 1 */ mutex_init(&spec->pcm_lock); @@ -2401,6 +2416,136 @@ static int patch_generic_hdmi(struct hda_codec *codec) return 0; } +/* + * generic audio component binding + */ + +/* turn on / off the unsol event jack detection dynamically */ +static void reprogram_jack_detect(struct hda_codec *codec, hda_nid_t nid, + bool use_acomp) +{ + struct hda_jack_tbl *tbl; + + tbl = snd_hda_jack_tbl_get(codec, nid); + if (tbl) { + /* clear unsol even if component notifier is used, or re-enable + * if notifier is cleared + */ + unsigned int val = use_acomp ? 0 : (AC_USRSP_EN | tbl->tag); + snd_hda_codec_write_cache(codec, nid, 0, + AC_VERB_SET_UNSOLICITED_ENABLE, val); + } else { + /* if no jack entry was defined beforehand, create a new one + * at need (i.e. only when notifier is cleared) + */ + if (!use_acomp) + snd_hda_jack_detect_enable(codec, nid); + } +} + +/* set up / clear component notifier dynamically */ +static void generic_acomp_notifier_set(struct drm_audio_component *acomp, + bool use_acomp) +{ + struct hdmi_spec *spec; + int i; + + spec = container_of(acomp->audio_ops, struct hdmi_spec, drm_audio_ops); + mutex_lock(&spec->pcm_lock); + spec->use_acomp_notifier = use_acomp; + spec->codec->relaxed_resume = use_acomp; + /* reprogram each jack detection logic depending on the notifier */ + if (spec->use_jack_detect) { + for (i = 0; i < spec->num_pins; i++) + reprogram_jack_detect(spec->codec, + get_pin(spec, i)->pin_nid, + use_acomp); + } + mutex_unlock(&spec->pcm_lock); +} + +/* enable / disable the notifier via master bind / unbind */ +static int generic_acomp_master_bind(struct device *dev, + struct drm_audio_component *acomp) +{ + generic_acomp_notifier_set(acomp, true); + return 0; +} + +static void generic_acomp_master_unbind(struct device *dev, + struct drm_audio_component *acomp) +{ + generic_acomp_notifier_set(acomp, false); +} + +/* check whether both HD-audio and DRM PCI devices belong to the same bus */ +static int match_bound_vga(struct device *dev, int subtype, void *data) +{ + struct hdac_bus *bus = data; + struct pci_dev *pci, *master; + + if (!dev_is_pci(dev) || !dev_is_pci(bus->dev)) + return 0; + master = to_pci_dev(bus->dev); + pci = to_pci_dev(dev); + return master->bus == pci->bus; +} + +/* audio component notifier for AMD/Nvidia HDMI codecs */ +static void generic_acomp_pin_eld_notify(void *audio_ptr, int port, int dev_id) +{ + struct hda_codec *codec = audio_ptr; + struct hdmi_spec *spec = codec->spec; + hda_nid_t pin_nid = spec->port2pin(codec, port); + + if (!pin_nid) + return; + if (get_wcaps_type(get_wcaps(codec, pin_nid)) != AC_WID_PIN) + return; + /* skip notification during system suspend (but not in runtime PM); + * the state will be updated at resume + */ + if (snd_power_get_state(codec->card) != SNDRV_CTL_POWER_D0) + return; + /* ditto during suspend/resume process itself */ + if (snd_hdac_is_in_pm(&codec->core)) + return; + + check_presence_and_report(codec, pin_nid, dev_id); +} + +/* set up the private drm_audio_ops from the template */ +static void setup_drm_audio_ops(struct hda_codec *codec, + const struct drm_audio_component_audio_ops *ops) +{ + struct hdmi_spec *spec = codec->spec; + + spec->drm_audio_ops.audio_ptr = codec; + /* intel_audio_codec_enable() or intel_audio_codec_disable() + * will call pin_eld_notify with using audio_ptr pointer + * We need make sure audio_ptr is really setup + */ + wmb(); + spec->drm_audio_ops.pin2port = ops->pin2port; + spec->drm_audio_ops.pin_eld_notify = ops->pin_eld_notify; + spec->drm_audio_ops.master_bind = ops->master_bind; + spec->drm_audio_ops.master_unbind = ops->master_unbind; +} + +/* initialize the generic HDMI audio component */ +static void generic_acomp_init(struct hda_codec *codec, + const struct drm_audio_component_audio_ops *ops, + int (*port2pin)(struct hda_codec *, int)) +{ + struct hdmi_spec *spec = codec->spec; + + spec->port2pin = port2pin; + setup_drm_audio_ops(codec, ops); + if (!snd_hdac_acomp_init(&codec->bus->core, &spec->drm_audio_ops, + match_bound_vga, 0)) + spec->acomp_registered = true; +} + /* * Intel codec parsers and helpers */ @@ -2569,20 +2714,19 @@ static void intel_pin_eld_notify(void *audio_ptr, int port, int pipe) check_presence_and_report(codec, pin_nid, dev_id); } +static const struct drm_audio_component_audio_ops intel_audio_ops = { + .pin2port = intel_pin2port, + .pin_eld_notify = intel_pin_eld_notify, +}; + /* register i915 component pin_eld_notify callback */ static void register_i915_notifier(struct hda_codec *codec) { struct hdmi_spec *spec = codec->spec; spec->use_acomp_notifier = true; - spec->drm_audio_ops.audio_ptr = codec; - /* intel_audio_codec_enable() or intel_audio_codec_disable() - * will call pin_eld_notify with using audio_ptr pointer - * We need make sure audio_ptr is really setup - */ - wmb(); - spec->drm_audio_ops.pin2port = intel_pin2port; - spec->drm_audio_ops.pin_eld_notify = intel_pin_eld_notify; + spec->port2pin = intel_port2pin; + setup_drm_audio_ops(codec, &intel_audio_ops); snd_hdac_acomp_register_notifier(&codec->bus->core, &spec->drm_audio_ops); /* no need for forcible resume for jack check thanks to notifier */ @@ -2980,6 +3124,7 @@ static int patch_simple_hdmi(struct hda_codec *codec, if (!spec) return -ENOMEM; + spec->codec = codec; codec->spec = spec; hdmi_array_init(spec, 1); @@ -3284,6 +3429,26 @@ static int nvhdmi_chmap_validate(struct hdac_chmap *chmap, return 0; } +/* map from pin NID to port; port is 0-based */ +/* for Nvidia: assume widget NID starting from 4, with step 1 (4, 5, 6, ...) */ +static int nvhdmi_pin2port(void *audio_ptr, int pin_nid) +{ + return pin_nid - 4; +} + +/* reverse-map from port to pin NID: see above */ +static int nvhdmi_port2pin(struct hda_codec *codec, int port) +{ + return port + 4; +} + +static const struct drm_audio_component_audio_ops nvhdmi_audio_ops = { + .pin2port = nvhdmi_pin2port, + .pin_eld_notify = generic_acomp_pin_eld_notify, + .master_bind = generic_acomp_master_bind, + .master_unbind = generic_acomp_master_unbind, +}; + static int patch_nvhdmi(struct hda_codec *codec) { struct hdmi_spec *spec; @@ -3300,6 +3465,8 @@ static int patch_nvhdmi(struct hda_codec *codec) nvhdmi_chmap_cea_alloc_validate_get_type; spec->chmap.ops.chmap_validate = nvhdmi_chmap_validate; + generic_acomp_init(codec, &nvhdmi_audio_ops, nvhdmi_port2pin); + return 0; } @@ -3787,6 +3954,26 @@ static int atihdmi_init(struct hda_codec *codec) return 0; } +/* map from pin NID to port; port is 0-based */ +/* for AMD: assume widget NID starting from 3, with step 2 (3, 5, 7, ...) */ +static int atihdmi_pin2port(void *audio_ptr, int pin_nid) +{ + return pin_nid / 2 - 1; +} + +/* reverse-map from port to pin NID: see above */ +static int atihdmi_port2pin(struct hda_codec *codec, int port) +{ + return port * 2 + 3; +} + +static const struct drm_audio_component_audio_ops atihdmi_audio_ops = { + .pin2port = atihdmi_pin2port, + .pin_eld_notify = generic_acomp_pin_eld_notify, + .master_bind = generic_acomp_master_bind, + .master_unbind = generic_acomp_master_unbind, +}; + static int patch_atihdmi(struct hda_codec *codec) { struct hdmi_spec *spec; @@ -3835,6 +4022,8 @@ static int patch_atihdmi(struct hda_codec *codec) */ codec->link_down_at_suspend = 1; + generic_acomp_init(codec, &atihdmi_audio_ops, atihdmi_port2pin); + return 0; }