1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374757677787980818283848586878889909192939495969798991001011021031041051061071081091101111121131141151161171181191201211221231241251261271281291301311321331341351361371381391401411421431441451461471481491501511521531541551561571581591601611621631641651661671681691701711721731741751761771781791801811821831841851861871881891901911921931941951961971981992002012022032042052062072082092102112122132142152162172182192202212222232242252262272282292302312322332342352362372382392402412422432442452462472482492502512522532542552562572582592602612622632642652662672682692702712722732742752762772782792802812822832842852862872882892902912922932942952962972982993003013023033043053063073083093103113123133143153163173183193203213223233243253263273283293303313323333343353363373383393403413423433443453463473483493503513523533543553563573583593603613623633643653663673683693703713723733743753763773783793803813823833843853863873883893903913923933943953963973983994004014024034044054064074084094104114124134144154164174184194204214224234244254264274284294304314324334344354364374384394404414424434444454464474484494504514524534544554564574584594604614624634644654664674684694704714724734744754764774784794804814824834844854864874884894904914924934944954964974984995005015025035045055065075085095105115125135145155165175185195205215225235245255265275285295305315325335345355365375385395405415425435445455465475485495505515525535545555565575585595605615625635645655665675685695705715725735745755765775785795805815825835845855865875885895905915925935945955965975985996006016026036046056066076086096106116126136146156166176186196206216226236246256266276286296306316326336346356366376386396406416426436446456466476486496506516526536546556566576586596606616626636646656666676686696706716726736746756766776786796806816826836846856866876886896906916926936946956966976986997007017027037047057067077087097107117127137147157167177187197207217227237247257267277287297307317327337347357367377387397407417427437447457467477487497507517527537547557567577587597607617627637647657667677687697707717727737747757767777787797807817827837847857867877887897907917927937947957967977987998008018028038048058068078088098108118128138148158168178188198208218228238248258268278288298308318328338348358368378388398408418428438448458468478488498508518528538548558568578588598608618628638648658668678688698708718728738748758768778788798808818828838848858868878888898908918928938948958968978988999009019029039049059069079089099109119129139149159169179189199209219229239249259269279289299309319329339349359369379389399409419429439449459469479489499509519529539549559569579589599609619629639649659669679689699709719729739749759769779789799809819829839849859869879889899909919929939949959969979989991000100110021003100410051006100710081009101010111012101310141015101610171018101910201021102210231024102510261027102810291030103110321033103410351036103710381039104010411042104310441045104610471048104910501051105210531054105510561057105810591060106110621063106410651066106710681069107010711072107310741075107610771078107910801081108210831084108510861087108810891090109110921093109410951096109710981099110011011102110311041105110611071108110911101111111211131114111511161117111811191120112111221123112411251126112711281129113011311132113311341135113611371138113911401141114211431144114511461147114811491150115111521153115411551156115711581159116011611162116311641165116611671168116911701171117211731174117511761177117811791180118111821183118411851186118711881189119011911192119311941195119611971198119912001201120212031204120512061207120812091210121112121213121412151216121712181219122012211222122312241225122612271228122912301231123212331234123512361237123812391240124112421243124412451246124712481249125012511252125312541255125612571258125912601261126212631264126512661267126812691270127112721273127412751276127712781279128012811282128312841285128612871288128912901291129212931294129512961297129812991300130113021303130413051306130713081309131013111312131313141315131613171318131913201321132213231324132513261327132813291330133113321333133413351336133713381339134013411342134313441345134613471348134913501351135213531354135513561357135813591360136113621363136413651366136713681369137013711372137313741375137613771378137913801381138213831384138513861387138813891390139113921393139413951396139713981399140014011402140314041405140614071408140914101411141214131414141514161417141814191420142114221423142414251426142714281429143014311432143314341435143614371438143914401441144214431444144514461447144814491450145114521453145414551456145714581459146014611462146314641465146614671468146914701471147214731474147514761477147814791480148114821483148414851486148714881489149014911492149314941495149614971498149915001501150215031504150515061507150815091510151115121513151415151516151715181519152015211522152315241525152615271528152915301531153215331534153515361537153815391540154115421543154415451546154715481549155015511552155315541555155615571558155915601561156215631564156515661567156815691570157115721573157415751576157715781579158015811582158315841585158615871588158915901591159215931594159515961597159815991600160116021603160416051606160716081609161016111612161316141615161616171618161916201621162216231624162516261627162816291630163116321633163416351636163716381639164016411642164316441645164616471648164916501651165216531654165516561657165816591660166116621663166416651666166716681669167016711672167316741675167616771678167916801681168216831684168516861687168816891690169116921693169416951696169716981699170017011702170317041705170617071708170917101711171217131714171517161717171817191720172117221723172417251726172717281729173017311732173317341735173617371738173917401741174217431744174517461747174817491750175117521753175417551756175717581759176017611762176317641765176617671768176917701771177217731774177517761777177817791780178117821783178417851786178717881789179017911792179317941795179617971798179918001801180218031804180518061807180818091810181118121813181418151816181718181819182018211822182318241825182618271828182918301831183218331834183518361837183818391840184118421843184418451846184718481849185018511852185318541855185618571858185918601861186218631864186518661867186818691870187118721873187418751876187718781879188018811882188318841885188618871888188918901891189218931894189518961897189818991900190119021903190419051906190719081909191019111912191319141915191619171918191919201921192219231924192519261927192819291930193119321933193419351936193719381939194019411942194319441945194619471948194919501951195219531954195519561957195819591960196119621963196419651966196719681969197019711972197319741975197619771978197919801981198219831984198519861987198819891990199119921993199419951996199719981999200020012002200320042005200620072008200920102011201220132014201520162017201820192020202120222023202420252026202720282029203020312032203320342035203620372038203920402041204220432044204520462047204820492050205120522053205420552056205720582059206020612062206320642065206620672068206920702071207220732074207520762077207820792080208120822083208420852086208720882089209020912092209320942095209620972098209921002101210221032104210521062107210821092110211121122113211421152116211721182119212021212122212321242125212621272128212921302131213221332134213521362137213821392140214121422143214421452146214721482149215021512152215321542155215621572158215921602161216221632164216521662167216821692170217121722173217421752176217721782179218021812182218321842185218621872188218921902191219221932194219521962197219821992200220122022203220422052206220722082209221022112212221322142215221622172218221922202221222222232224222522262227222822292230223122322233223422352236223722382239224022412242224322442245224622472248224922502251225222532254225522562257225822592260226122622263226422652266226722682269227022712272227322742275227622772278227922802281228222832284228522862287228822892290229122922293229422952296229722982299230023012302230323042305230623072308230923102311231223132314231523162317231823192320232123222323232423252326232723282329233023312332233323342335233623372338233923402341234223432344234523462347234823492350235123522353235423552356235723582359236023612362236323642365236623672368236923702371237223732374237523762377237823792380238123822383238423852386238723882389239023912392239323942395239623972398239924002401240224032404240524062407240824092410241124122413241424152416241724182419242024212422242324242425242624272428242924302431243224332434243524362437243824392440244124422443244424452446244724482449245024512452245324542455245624572458245924602461246224632464246524662467246824692470247124722473247424752476247724782479248024812482248324842485248624872488248924902491249224932494249524962497249824992500250125022503250425052506250725082509251025112512251325142515251625172518251925202521252225232524252525262527252825292530253125322533253425352536253725382539254025412542254325442545254625472548254925502551255225532554255525562557255825592560256125622563256425652566256725682569257025712572257325742575257625772578257925802581258225832584258525862587258825892590259125922593259425952596259725982599260026012602260326042605260626072608260926102611261226132614261526162617261826192620262126222623262426252626262726282629263026312632263326342635263626372638263926402641264226432644264526462647264826492650265126522653265426552656265726582659266026612662266326642665266626672668266926702671267226732674267526762677267826792680268126822683268426852686268726882689269026912692269326942695269626972698269927002701270227032704270527062707270827092710271127122713271427152716271727182719272027212722272327242725272627272728272927302731273227332734273527362737273827392740274127422743274427452746274727482749275027512752275327542755275627572758275927602761276227632764276527662767276827692770277127722773277427752776277727782779278027812782278327842785278627872788278927902791279227932794279527962797279827992800280128022803280428052806280728082809281028112812281328142815281628172818281928202821282228232824282528262827282828292830283128322833283428352836283728382839284028412842284328442845284628472848284928502851285228532854285528562857285828592860286128622863286428652866286728682869287028712872287328742875287628772878287928802881288228832884288528862887288828892890289128922893289428952896289728982899290029012902290329042905290629072908290929102911291229132914291529162917291829192920292129222923292429252926292729282929293029312932293329342935293629372938293929402941294229432944294529462947294829492950295129522953295429552956295729582959296029612962296329642965296629672968296929702971297229732974297529762977297829792980298129822983298429852986298729882989299029912992299329942995299629972998299930003001300230033004300530063007300830093010301130123013301430153016301730183019302030213022302330243025302630273028302930303031303230333034303530363037303830393040304130423043304430453046304730483049305030513052305330543055305630573058305930603061306230633064306530663067306830693070307130723073307430753076307730783079308030813082308330843085308630873088308930903091309230933094309530963097309830993100310131023103310431053106310731083109311031113112311331143115311631173118311931203121312231233124312531263127312831293130313131323133313431353136313731383139314031413142314331443145314631473148314931503151315231533154315531563157315831593160316131623163316431653166316731683169317031713172317331743175317631773178317931803181318231833184318531863187318831893190319131923193319431953196319731983199320032013202320332043205320632073208320932103211321232133214321532163217321832193220322132223223322432253226322732283229323032313232323332343235323632373238323932403241324232433244324532463247324832493250325132523253325432553256325732583259326032613262326332643265326632673268326932703271327232733274327532763277327832793280328132823283328432853286328732883289329032913292329332943295329632973298329933003301330233033304330533063307330833093310331133123313331433153316331733183319332033213322332333243325332633273328332933303331333233333334333533363337333833393340334133423343334433453346334733483349335033513352335333543355335633573358335933603361336233633364336533663367336833693370337133723373337433753376337733783379338033813382338333843385338633873388338933903391339233933394339533963397339833993400340134023403340434053406340734083409341034113412341334143415341634173418341934203421342234233424342534263427342834293430343134323433343434353436343734383439344034413442344334443445344634473448344934503451345234533454345534563457345834593460346134623463346434653466346734683469347034713472347334743475347634773478347934803481348234833484348534863487348834893490349134923493349434953496349734983499350035013502350335043505350635073508350935103511351235133514351535163517351835193520352135223523352435253526352735283529353035313532353335343535353635373538353935403541354235433544354535463547354835493550355135523553355435553556355735583559356035613562356335643565356635673568356935703571357235733574357535763577357835793580358135823583358435853586358735883589359035913592359335943595359635973598359936003601360236033604360536063607360836093610361136123613361436153616361736183619362036213622362336243625362636273628362936303631363236333634363536363637363836393640364136423643364436453646364736483649365036513652365336543655365636573658365936603661366236633664366536663667366836693670367136723673367436753676367736783679368036813682368336843685368636873688368936903691369236933694369536963697369836993700370137023703370437053706370737083709371037113712371337143715371637173718371937203721372237233724372537263727372837293730373137323733373437353736373737383739374037413742374337443745374637473748374937503751375237533754375537563757375837593760376137623763376437653766376737683769377037713772377337743775377637773778377937803781378237833784378537863787378837893790379137923793379437953796379737983799380038013802380338043805380638073808380938103811381238133814381538163817381838193820382138223823382438253826382738283829383038313832383338343835383638373838383938403841384238433844384538463847384838493850385138523853385438553856385738583859386038613862386338643865386638673868386938703871387238733874387538763877387838793880388138823883388438853886388738883889389038913892389338943895389638973898389939003901390239033904390539063907390839093910391139123913391439153916391739183919392039213922392339243925392639273928392939303931393239333934393539363937393839393940394139423943394439453946394739483949395039513952395339543955395639573958395939603961396239633964396539663967396839693970397139723973397439753976397739783979398039813982398339843985398639873988398939903991399239933994399539963997399839994000400140024003400440054006400740084009401040114012401340144015401640174018401940204021402240234024402540264027402840294030403140324033403440354036403740384039404040414042404340444045404640474048404940504051405240534054405540564057405840594060406140624063406440654066406740684069407040714072407340744075407640774078407940804081408240834084408540864087408840894090409140924093409440954096409740984099410041014102410341044105410641074108410941104111411241134114411541164117411841194120412141224123412441254126412741284129413041314132413341344135413641374138413941404141414241434144414541464147414841494150415141524153415441554156415741584159416041614162416341644165416641674168416941704171417241734174417541764177417841794180418141824183418441854186418741884189419041914192419341944195419641974198419942004201420242034204420542064207420842094210421142124213421442154216421742184219422042214222422342244225422642274228422942304231423242334234423542364237423842394240424142424243424442454246424742484249425042514252425342544255425642574258425942604261426242634264426542664267426842694270427142724273427442754276427742784279428042814282428342844285428642874288428942904291429242934294429542964297429842994300430143024303430443054306430743084309431043114312431343144315431643174318431943204321432243234324432543264327432843294330433143324333433443354336433743384339434043414342434343444345434643474348434943504351435243534354435543564357435843594360436143624363436443654366436743684369437043714372437343744375437643774378437943804381438243834384438543864387438843894390439143924393439443954396439743984399440044014402440344044405440644074408440944104411441244134414441544164417441844194420442144224423442444254426442744284429443044314432443344344435443644374438443944404441444244434444444544464447444844494450445144524453445444554456445744584459446044614462446344644465446644674468446944704471447244734474447544764477447844794480448144824483448444854486448744884489449044914492449344944495449644974498449945004501450245034504450545064507450845094510451145124513451445154516451745184519452045214522452345244525452645274528452945304531453245334534453545364537453845394540454145424543454445454546454745484549455045514552455345544555455645574558455945604561456245634564456545664567456845694570457145724573457445754576457745784579458045814582458345844585458645874588458945904591459245934594459545964597459845994600460146024603460446054606460746084609461046114612461346144615461646174618461946204621462246234624462546264627462846294630463146324633463446354636463746384639464046414642464346444645464646474648464946504651465246534654465546564657465846594660 |
- // SPDX-License-Identifier: GPL-2.0-or-later
- /*
- *
- * patch_hdmi.c - routines for HDMI/DisplayPort codecs
- *
- * Copyright(c) 2008-2010 Intel Corporation. All rights reserved.
- * Copyright (c) 2006 ATI Technologies Inc.
- * Copyright (c) 2008 NVIDIA Corp. All rights reserved.
- * Copyright (c) 2008 Wei Ni <[email protected]>
- * Copyright (c) 2013 Anssi Hannula <[email protected]>
- *
- * Authors:
- * Wu Fengguang <[email protected]>
- *
- * Maintained by:
- * Wu Fengguang <[email protected]>
- */
- #include <linux/init.h>
- #include <linux/delay.h>
- #include <linux/pci.h>
- #include <linux/slab.h>
- #include <linux/module.h>
- #include <linux/pm_runtime.h>
- #include <sound/core.h>
- #include <sound/jack.h>
- #include <sound/asoundef.h>
- #include <sound/tlv.h>
- #include <sound/hdaudio.h>
- #include <sound/hda_i915.h>
- #include <sound/hda_chmap.h>
- #include <sound/hda_codec.h>
- #include "hda_local.h"
- #include "hda_jack.h"
- #include "hda_controller.h"
- static bool static_hdmi_pcm;
- module_param(static_hdmi_pcm, bool, 0644);
- MODULE_PARM_DESC(static_hdmi_pcm, "Don't restrict PCM parameters per ELD info");
- static bool enable_acomp = true;
- module_param(enable_acomp, bool, 0444);
- MODULE_PARM_DESC(enable_acomp, "Enable audio component binding (default=yes)");
- static bool enable_silent_stream =
- IS_ENABLED(CONFIG_SND_HDA_INTEL_HDMI_SILENT_STREAM);
- module_param(enable_silent_stream, bool, 0644);
- MODULE_PARM_DESC(enable_silent_stream, "Enable Silent Stream for HDMI devices");
- static bool enable_all_pins;
- module_param(enable_all_pins, bool, 0444);
- MODULE_PARM_DESC(enable_all_pins, "Forcibly enable all pins");
- struct hdmi_spec_per_cvt {
- hda_nid_t cvt_nid;
- bool assigned; /* the stream has been assigned */
- bool silent_stream; /* silent stream activated */
- unsigned int channels_min;
- unsigned int channels_max;
- u32 rates;
- u64 formats;
- unsigned int maxbps;
- };
- /* max. connections to a widget */
- #define HDA_MAX_CONNECTIONS 32
- struct hdmi_spec_per_pin {
- hda_nid_t pin_nid;
- int dev_id;
- /* pin idx, different device entries on the same pin use the same idx */
- int pin_nid_idx;
- int num_mux_nids;
- hda_nid_t mux_nids[HDA_MAX_CONNECTIONS];
- int mux_idx;
- hda_nid_t cvt_nid;
- struct hda_codec *codec;
- struct hdmi_eld sink_eld;
- struct mutex lock;
- struct delayed_work work;
- struct hdmi_pcm *pcm; /* pointer to spec->pcm_rec[n] dynamically*/
- int pcm_idx; /* which pcm is attached. -1 means no pcm is attached */
- int prev_pcm_idx; /* previously assigned pcm index */
- int repoll_count;
- bool setup; /* the stream has been set up by prepare callback */
- bool silent_stream;
- int channels; /* current number of channels */
- bool non_pcm;
- bool chmap_set; /* channel-map override by ALSA API? */
- unsigned char chmap[8]; /* ALSA API channel-map */
- #ifdef CONFIG_SND_PROC_FS
- struct snd_info_entry *proc_entry;
- #endif
- };
- /* operations used by generic code that can be overridden by patches */
- struct hdmi_ops {
- int (*pin_get_eld)(struct hda_codec *codec, hda_nid_t pin_nid,
- int dev_id, unsigned char *buf, int *eld_size);
- void (*pin_setup_infoframe)(struct hda_codec *codec, hda_nid_t pin_nid,
- int dev_id,
- int ca, int active_channels, int conn_type);
- /* enable/disable HBR (HD passthrough) */
- int (*pin_hbr_setup)(struct hda_codec *codec, hda_nid_t pin_nid,
- int dev_id, bool hbr);
- int (*setup_stream)(struct hda_codec *codec, hda_nid_t cvt_nid,
- hda_nid_t pin_nid, int dev_id, u32 stream_tag,
- int format);
- void (*pin_cvt_fixup)(struct hda_codec *codec,
- struct hdmi_spec_per_pin *per_pin,
- hda_nid_t cvt_nid);
- };
- struct hdmi_pcm {
- struct hda_pcm *pcm;
- struct snd_jack *jack;
- struct snd_kcontrol *eld_ctl;
- };
- enum {
- SILENT_STREAM_OFF = 0,
- SILENT_STREAM_KAE, /* use standard HDA Keep-Alive */
- SILENT_STREAM_I915, /* Intel i915 extension */
- };
- 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 */
- /*
- * num_pins is the number of virtual pins
- * for example, there are 3 pins, and each pin
- * has 4 device entries, then the num_pins is 12
- */
- int num_pins;
- /*
- * num_nids is the number of real pins
- * In the above example, num_nids is 3
- */
- int num_nids;
- /*
- * dev_num is the number of device entries
- * on each pin.
- * In the above example, dev_num is 4
- */
- int dev_num;
- struct snd_array pins; /* struct hdmi_spec_per_pin */
- struct hdmi_pcm pcm_rec[8];
- struct mutex pcm_lock;
- struct mutex bind_lock; /* for audio component binding */
- /* pcm_bitmap means which pcms have been assigned to pins*/
- unsigned long pcm_bitmap;
- int pcm_used; /* counter of pcm_rec[] */
- /* bitmap shows whether the pcm is opened in user space
- * bit 0 means the first playback PCM (PCM3);
- * bit 1 means the second playback PCM, and so on.
- */
- unsigned long pcm_in_use;
- struct hdmi_eld temp_eld;
- struct hdmi_ops ops;
- bool dyn_pin_out;
- bool static_pcm_mapping;
- /* hdmi interrupt trigger control flag for Nvidia codec */
- bool hdmi_intr_trig_ctrl;
- bool nv_dp_workaround; /* workaround DP audio infoframe for Nvidia */
- bool intel_hsw_fixup; /* apply Intel platform-specific fixups */
- /*
- * Non-generic VIA/NVIDIA specific
- */
- struct hda_multi_out multiout;
- struct hda_pcm_stream pcm_playback;
- bool use_acomp_notifier; /* use eld_notify callback for hotplug */
- bool acomp_registered; /* audio component registered in this driver */
- bool force_connect; /* force connectivity */
- 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;
- const int *port_map;
- int port_num;
- int silent_stream_type;
- };
- #ifdef CONFIG_SND_HDA_COMPONENT
- static inline bool codec_has_acomp(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- return spec->use_acomp_notifier;
- }
- #else
- #define codec_has_acomp(codec) false
- #endif
- struct hdmi_audio_infoframe {
- u8 type; /* 0x84 */
- u8 ver; /* 0x01 */
- u8 len; /* 0x0a */
- u8 checksum;
- u8 CC02_CT47; /* CC in bits 0:2, CT in 4:7 */
- u8 SS01_SF24;
- u8 CXT04;
- u8 CA;
- u8 LFEPBL01_LSV36_DM_INH7;
- };
- struct dp_audio_infoframe {
- u8 type; /* 0x84 */
- u8 len; /* 0x1b */
- u8 ver; /* 0x11 << 2 */
- u8 CC02_CT47; /* match with HDMI infoframe from this on */
- u8 SS01_SF24;
- u8 CXT04;
- u8 CA;
- u8 LFEPBL01_LSV36_DM_INH7;
- };
- union audio_infoframe {
- struct hdmi_audio_infoframe hdmi;
- struct dp_audio_infoframe dp;
- DECLARE_FLEX_ARRAY(u8, bytes);
- };
- /*
- * HDMI routines
- */
- #define get_pin(spec, idx) \
- ((struct hdmi_spec_per_pin *)snd_array_elem(&spec->pins, idx))
- #define get_cvt(spec, idx) \
- ((struct hdmi_spec_per_cvt *)snd_array_elem(&spec->cvts, idx))
- /* obtain hdmi_pcm object assigned to idx */
- #define get_hdmi_pcm(spec, idx) (&(spec)->pcm_rec[idx])
- /* obtain hda_pcm object assigned to idx */
- #define get_pcm_rec(spec, idx) (get_hdmi_pcm(spec, idx)->pcm)
- static int pin_id_to_pin_index(struct hda_codec *codec,
- hda_nid_t pin_nid, int dev_id)
- {
- struct hdmi_spec *spec = codec->spec;
- int pin_idx;
- struct hdmi_spec_per_pin *per_pin;
- /*
- * (dev_id == -1) means it is NON-MST pin
- * return the first virtual pin on this port
- */
- if (dev_id == -1)
- dev_id = 0;
- for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
- per_pin = get_pin(spec, pin_idx);
- if ((per_pin->pin_nid == pin_nid) &&
- (per_pin->dev_id == dev_id))
- return pin_idx;
- }
- codec_warn(codec, "HDMI: pin NID 0x%x not registered\n", pin_nid);
- return -EINVAL;
- }
- static int hinfo_to_pcm_index(struct hda_codec *codec,
- struct hda_pcm_stream *hinfo)
- {
- struct hdmi_spec *spec = codec->spec;
- int pcm_idx;
- for (pcm_idx = 0; pcm_idx < spec->pcm_used; pcm_idx++)
- if (get_pcm_rec(spec, pcm_idx)->stream == hinfo)
- return pcm_idx;
- codec_warn(codec, "HDMI: hinfo %p not tied to a PCM\n", hinfo);
- return -EINVAL;
- }
- static int hinfo_to_pin_index(struct hda_codec *codec,
- struct hda_pcm_stream *hinfo)
- {
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_spec_per_pin *per_pin;
- int pin_idx;
- for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
- per_pin = get_pin(spec, pin_idx);
- if (per_pin->pcm &&
- per_pin->pcm->pcm->stream == hinfo)
- return pin_idx;
- }
- codec_dbg(codec, "HDMI: hinfo %p (pcm %d) not registered\n", hinfo,
- hinfo_to_pcm_index(codec, hinfo));
- return -EINVAL;
- }
- static struct hdmi_spec_per_pin *pcm_idx_to_pin(struct hdmi_spec *spec,
- int pcm_idx)
- {
- int i;
- struct hdmi_spec_per_pin *per_pin;
- for (i = 0; i < spec->num_pins; i++) {
- per_pin = get_pin(spec, i);
- if (per_pin->pcm_idx == pcm_idx)
- return per_pin;
- }
- return NULL;
- }
- static int cvt_nid_to_cvt_index(struct hda_codec *codec, hda_nid_t cvt_nid)
- {
- struct hdmi_spec *spec = codec->spec;
- int cvt_idx;
- for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++)
- if (get_cvt(spec, cvt_idx)->cvt_nid == cvt_nid)
- return cvt_idx;
- codec_warn(codec, "HDMI: cvt NID 0x%x not registered\n", cvt_nid);
- return -EINVAL;
- }
- 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 = codec->spec;
- struct hdmi_spec_per_pin *per_pin;
- struct hdmi_eld *eld;
- int pcm_idx;
- uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES;
- pcm_idx = kcontrol->private_value;
- mutex_lock(&spec->pcm_lock);
- per_pin = pcm_idx_to_pin(spec, pcm_idx);
- if (!per_pin) {
- /* no pin is bound to the pcm */
- uinfo->count = 0;
- goto unlock;
- }
- eld = &per_pin->sink_eld;
- uinfo->count = eld->eld_valid ? eld->eld_size : 0;
- unlock:
- mutex_unlock(&spec->pcm_lock);
- return 0;
- }
- 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 = codec->spec;
- struct hdmi_spec_per_pin *per_pin;
- struct hdmi_eld *eld;
- int pcm_idx;
- int err = 0;
- pcm_idx = kcontrol->private_value;
- mutex_lock(&spec->pcm_lock);
- per_pin = pcm_idx_to_pin(spec, pcm_idx);
- if (!per_pin) {
- /* no pin is bound to the pcm */
- memset(ucontrol->value.bytes.data, 0,
- ARRAY_SIZE(ucontrol->value.bytes.data));
- goto unlock;
- }
- eld = &per_pin->sink_eld;
- if (eld->eld_size > ARRAY_SIZE(ucontrol->value.bytes.data) ||
- eld->eld_size > ELD_MAX_SIZE) {
- snd_BUG();
- err = -EINVAL;
- goto unlock;
- }
- 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);
- unlock:
- mutex_unlock(&spec->pcm_lock);
- return err;
- }
- static const struct snd_kcontrol_new eld_bytes_ctl = {
- .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE |
- SNDRV_CTL_ELEM_ACCESS_SKIP_CHECK,
- .iface = SNDRV_CTL_ELEM_IFACE_PCM,
- .name = "ELD",
- .info = hdmi_eld_ctl_info,
- .get = hdmi_eld_ctl_get,
- };
- static int hdmi_create_eld_ctl(struct hda_codec *codec, int pcm_idx,
- int device)
- {
- struct snd_kcontrol *kctl;
- struct hdmi_spec *spec = codec->spec;
- int err;
- kctl = snd_ctl_new1(&eld_bytes_ctl, codec);
- if (!kctl)
- return -ENOMEM;
- kctl->private_value = pcm_idx;
- kctl->id.device = device;
- /* no pin nid is associated with the kctl now
- * tbd: associate pin nid to eld ctl later
- */
- err = snd_hda_ctl_add(codec, 0, kctl);
- if (err < 0)
- return err;
- get_hdmi_pcm(spec, pcm_idx)->eld_ctl = kctl;
- return 0;
- }
- #ifdef BE_PARANOID
- static void hdmi_get_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
- int *packet_index, int *byte_index)
- {
- int val;
- val = snd_hda_codec_read(codec, pin_nid, 0,
- AC_VERB_GET_HDMI_DIP_INDEX, 0);
- *packet_index = val >> 5;
- *byte_index = val & 0x1f;
- }
- #endif
- static void hdmi_set_dip_index(struct hda_codec *codec, hda_nid_t pin_nid,
- int packet_index, int byte_index)
- {
- int val;
- val = (packet_index << 5) | (byte_index & 0x1f);
- snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_INDEX, val);
- }
- static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t pin_nid,
- unsigned char val)
- {
- snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_DATA, val);
- }
- static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid)
- {
- struct hdmi_spec *spec = codec->spec;
- int pin_out;
- /* Unmute */
- if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP)
- snd_hda_codec_write(codec, pin_nid, 0,
- AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE);
- if (spec->dyn_pin_out)
- /* Disable pin out until stream is active */
- pin_out = 0;
- else
- /* Enable pin out: some machines with GM965 gets broken output
- * when the pin is disabled or changed while using with HDMI
- */
- pin_out = PIN_OUT;
- snd_hda_codec_write(codec, pin_nid, 0,
- AC_VERB_SET_PIN_WIDGET_CONTROL, pin_out);
- }
- /*
- * ELD proc files
- */
- #ifdef CONFIG_SND_PROC_FS
- static void print_eld_info(struct snd_info_entry *entry,
- struct snd_info_buffer *buffer)
- {
- struct hdmi_spec_per_pin *per_pin = entry->private_data;
- mutex_lock(&per_pin->lock);
- snd_hdmi_print_eld_info(&per_pin->sink_eld, buffer, per_pin->pin_nid,
- per_pin->dev_id, per_pin->cvt_nid);
- mutex_unlock(&per_pin->lock);
- }
- static void write_eld_info(struct snd_info_entry *entry,
- struct snd_info_buffer *buffer)
- {
- struct hdmi_spec_per_pin *per_pin = entry->private_data;
- mutex_lock(&per_pin->lock);
- snd_hdmi_write_eld_info(&per_pin->sink_eld, buffer);
- mutex_unlock(&per_pin->lock);
- }
- static int eld_proc_new(struct hdmi_spec_per_pin *per_pin, int index)
- {
- char name[32];
- struct hda_codec *codec = per_pin->codec;
- struct snd_info_entry *entry;
- int err;
- snprintf(name, sizeof(name), "eld#%d.%d", codec->addr, index);
- err = snd_card_proc_new(codec->card, name, &entry);
- if (err < 0)
- return err;
- snd_info_set_text_ops(entry, per_pin, print_eld_info);
- entry->c.text.write = write_eld_info;
- entry->mode |= 0200;
- per_pin->proc_entry = entry;
- return 0;
- }
- static void eld_proc_free(struct hdmi_spec_per_pin *per_pin)
- {
- if (!per_pin->codec->bus->shutdown) {
- snd_info_free_entry(per_pin->proc_entry);
- per_pin->proc_entry = NULL;
- }
- }
- #else
- static inline int eld_proc_new(struct hdmi_spec_per_pin *per_pin,
- int index)
- {
- return 0;
- }
- static inline void eld_proc_free(struct hdmi_spec_per_pin *per_pin)
- {
- }
- #endif
- /*
- * Audio InfoFrame routines
- */
- /*
- * Enable Audio InfoFrame Transmission
- */
- static void hdmi_start_infoframe_trans(struct hda_codec *codec,
- hda_nid_t pin_nid)
- {
- hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
- snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
- AC_DIPXMIT_BEST);
- }
- /*
- * Disable Audio InfoFrame Transmission
- */
- static void hdmi_stop_infoframe_trans(struct hda_codec *codec,
- hda_nid_t pin_nid)
- {
- hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
- snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_XMIT,
- AC_DIPXMIT_DISABLE);
- }
- static void hdmi_debug_dip_size(struct hda_codec *codec, hda_nid_t pin_nid)
- {
- #ifdef CONFIG_SND_DEBUG_VERBOSE
- int i;
- int size;
- size = snd_hdmi_get_eld_size(codec, pin_nid);
- codec_dbg(codec, "HDMI: ELD buf size is %d\n", size);
- for (i = 0; i < 8; i++) {
- size = snd_hda_codec_read(codec, pin_nid, 0,
- AC_VERB_GET_HDMI_DIP_SIZE, i);
- codec_dbg(codec, "HDMI: DIP GP[%d] buf size is %d\n", i, size);
- }
- #endif
- }
- static void hdmi_clear_dip_buffers(struct hda_codec *codec, hda_nid_t pin_nid)
- {
- #ifdef BE_PARANOID
- int i, j;
- int size;
- int pi, bi;
- for (i = 0; i < 8; i++) {
- size = snd_hda_codec_read(codec, pin_nid, 0,
- AC_VERB_GET_HDMI_DIP_SIZE, i);
- if (size == 0)
- continue;
- hdmi_set_dip_index(codec, pin_nid, i, 0x0);
- for (j = 1; j < 1000; j++) {
- hdmi_write_dip_byte(codec, pin_nid, 0x0);
- hdmi_get_dip_index(codec, pin_nid, &pi, &bi);
- if (pi != i)
- codec_dbg(codec, "dip index %d: %d != %d\n",
- bi, pi, i);
- if (bi == 0) /* byte index wrapped around */
- break;
- }
- codec_dbg(codec,
- "HDMI: DIP GP[%d] buf reported size=%d, written=%d\n",
- i, size, j);
- }
- #endif
- }
- static void hdmi_checksum_audio_infoframe(struct hdmi_audio_infoframe *hdmi_ai)
- {
- u8 *bytes = (u8 *)hdmi_ai;
- u8 sum = 0;
- int i;
- hdmi_ai->checksum = 0;
- for (i = 0; i < sizeof(*hdmi_ai); i++)
- sum += bytes[i];
- hdmi_ai->checksum = -sum;
- }
- static void hdmi_fill_audio_infoframe(struct hda_codec *codec,
- hda_nid_t pin_nid,
- u8 *dip, int size)
- {
- int i;
- hdmi_debug_dip_size(codec, pin_nid);
- hdmi_clear_dip_buffers(codec, pin_nid); /* be paranoid */
- hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
- for (i = 0; i < size; i++)
- hdmi_write_dip_byte(codec, pin_nid, dip[i]);
- }
- static bool hdmi_infoframe_uptodate(struct hda_codec *codec, hda_nid_t pin_nid,
- u8 *dip, int size)
- {
- u8 val;
- int i;
- hdmi_set_dip_index(codec, pin_nid, 0x0, 0x0);
- if (snd_hda_codec_read(codec, pin_nid, 0, AC_VERB_GET_HDMI_DIP_XMIT, 0)
- != AC_DIPXMIT_BEST)
- return false;
- for (i = 0; i < size; i++) {
- val = snd_hda_codec_read(codec, pin_nid, 0,
- AC_VERB_GET_HDMI_DIP_DATA, 0);
- if (val != dip[i])
- return false;
- }
- return true;
- }
- static int hdmi_pin_get_eld(struct hda_codec *codec, hda_nid_t nid,
- int dev_id, unsigned char *buf, int *eld_size)
- {
- snd_hda_set_dev_select(codec, nid, dev_id);
- return snd_hdmi_get_eld(codec, nid, buf, eld_size);
- }
- static void hdmi_pin_setup_infoframe(struct hda_codec *codec,
- hda_nid_t pin_nid, int dev_id,
- int ca, int active_channels,
- int conn_type)
- {
- struct hdmi_spec *spec = codec->spec;
- union audio_infoframe ai;
- memset(&ai, 0, sizeof(ai));
- if ((conn_type == 0) || /* HDMI */
- /* Nvidia DisplayPort: Nvidia HW expects same layout as HDMI */
- (conn_type == 1 && spec->nv_dp_workaround)) {
- struct hdmi_audio_infoframe *hdmi_ai = &ai.hdmi;
- if (conn_type == 0) { /* HDMI */
- hdmi_ai->type = 0x84;
- hdmi_ai->ver = 0x01;
- hdmi_ai->len = 0x0a;
- } else {/* Nvidia DP */
- hdmi_ai->type = 0x84;
- hdmi_ai->ver = 0x1b;
- hdmi_ai->len = 0x11 << 2;
- }
- hdmi_ai->CC02_CT47 = active_channels - 1;
- hdmi_ai->CA = ca;
- hdmi_checksum_audio_infoframe(hdmi_ai);
- } else if (conn_type == 1) { /* DisplayPort */
- struct dp_audio_infoframe *dp_ai = &ai.dp;
- dp_ai->type = 0x84;
- dp_ai->len = 0x1b;
- dp_ai->ver = 0x11 << 2;
- dp_ai->CC02_CT47 = active_channels - 1;
- dp_ai->CA = ca;
- } else {
- codec_dbg(codec, "HDMI: unknown connection type at pin NID 0x%x\n", pin_nid);
- return;
- }
- snd_hda_set_dev_select(codec, pin_nid, dev_id);
- /*
- * sizeof(ai) is used instead of sizeof(*hdmi_ai) or
- * sizeof(*dp_ai) to avoid partial match/update problems when
- * the user switches between HDMI/DP monitors.
- */
- if (!hdmi_infoframe_uptodate(codec, pin_nid, ai.bytes,
- sizeof(ai))) {
- codec_dbg(codec, "%s: pin NID=0x%x channels=%d ca=0x%02x\n",
- __func__, pin_nid, active_channels, ca);
- hdmi_stop_infoframe_trans(codec, pin_nid);
- hdmi_fill_audio_infoframe(codec, pin_nid,
- ai.bytes, sizeof(ai));
- hdmi_start_infoframe_trans(codec, pin_nid);
- }
- }
- static void hdmi_setup_audio_infoframe(struct hda_codec *codec,
- struct hdmi_spec_per_pin *per_pin,
- bool non_pcm)
- {
- struct hdmi_spec *spec = codec->spec;
- struct hdac_chmap *chmap = &spec->chmap;
- hda_nid_t pin_nid = per_pin->pin_nid;
- int dev_id = per_pin->dev_id;
- int channels = per_pin->channels;
- int active_channels;
- struct hdmi_eld *eld;
- int ca;
- if (!channels)
- return;
- snd_hda_set_dev_select(codec, pin_nid, dev_id);
- /* some HW (e.g. HSW+) needs reprogramming the amp at each time */
- if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP)
- snd_hda_codec_write(codec, pin_nid, 0,
- AC_VERB_SET_AMP_GAIN_MUTE,
- AMP_OUT_UNMUTE);
- eld = &per_pin->sink_eld;
- ca = snd_hdac_channel_allocation(&codec->core,
- eld->info.spk_alloc, channels,
- per_pin->chmap_set, non_pcm, per_pin->chmap);
- active_channels = snd_hdac_get_active_channels(ca);
- chmap->ops.set_channel_count(&codec->core, per_pin->cvt_nid,
- active_channels);
- /*
- * always configure channel mapping, it may have been changed by the
- * user in the meantime
- */
- snd_hdac_setup_channel_mapping(&spec->chmap,
- pin_nid, non_pcm, ca, channels,
- per_pin->chmap, per_pin->chmap_set);
- spec->ops.pin_setup_infoframe(codec, pin_nid, dev_id,
- ca, active_channels, eld->info.conn_type);
- per_pin->non_pcm = non_pcm;
- }
- /*
- * Unsolicited events
- */
- static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll);
- static void check_presence_and_report(struct hda_codec *codec, hda_nid_t nid,
- int dev_id)
- {
- struct hdmi_spec *spec = codec->spec;
- int pin_idx = pin_id_to_pin_index(codec, nid, dev_id);
- if (pin_idx < 0)
- return;
- mutex_lock(&spec->pcm_lock);
- hdmi_present_sense(get_pin(spec, pin_idx), 1);
- mutex_unlock(&spec->pcm_lock);
- }
- 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;
- check_presence_and_report(codec, jack->nid, jack->dev_id);
- }
- static void hdmi_intrinsic_event(struct hda_codec *codec, unsigned int res,
- struct hda_jack_tbl *jack)
- {
- jack->jack_dirty = 1;
- codec_dbg(codec,
- "HDMI hot plug event: Codec=%d NID=0x%x Device=%d Inactive=%d Presence_Detect=%d ELD_Valid=%d\n",
- codec->addr, jack->nid, jack->dev_id, !!(res & AC_UNSOL_RES_IA),
- !!(res & AC_UNSOL_RES_PD), !!(res & AC_UNSOL_RES_ELDV));
- check_presence_and_report(codec, jack->nid, jack->dev_id);
- }
- static void hdmi_non_intrinsic_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;
- int cp_state = !!(res & AC_UNSOL_RES_CP_STATE);
- int cp_ready = !!(res & AC_UNSOL_RES_CP_READY);
- codec_info(codec,
- "HDMI CP event: CODEC=%d TAG=%d SUBTAG=0x%x CP_STATE=%d CP_READY=%d\n",
- codec->addr,
- tag,
- subtag,
- cp_state,
- cp_ready);
- /* TODO */
- if (cp_state) {
- ;
- }
- if (cp_ready) {
- ;
- }
- }
- 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;
- struct hda_jack_tbl *jack;
- if (codec_has_acomp(codec))
- return;
- if (codec->dp_mst) {
- int dev_entry =
- (res & AC_UNSOL_RES_DE) >> AC_UNSOL_RES_DE_SHIFT;
- jack = snd_hda_jack_tbl_get_from_tag(codec, tag, dev_entry);
- } else {
- jack = snd_hda_jack_tbl_get_from_tag(codec, tag, 0);
- }
- if (!jack) {
- codec_dbg(codec, "Unexpected HDMI event tag 0x%x\n", tag);
- return;
- }
- if (subtag == 0)
- hdmi_intrinsic_event(codec, res, jack);
- else
- hdmi_non_intrinsic_event(codec, res);
- }
- static void haswell_verify_D0(struct hda_codec *codec,
- hda_nid_t cvt_nid, hda_nid_t nid)
- {
- int pwr;
- /* For Haswell, the converter 1/2 may keep in D3 state after bootup,
- * thus pins could only choose converter 0 for use. Make sure the
- * converters are in correct power state */
- if (!snd_hda_check_power_state(codec, cvt_nid, AC_PWRST_D0))
- snd_hda_codec_write(codec, cvt_nid, 0, AC_VERB_SET_POWER_STATE, AC_PWRST_D0);
- if (!snd_hda_check_power_state(codec, nid, AC_PWRST_D0)) {
- snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_POWER_STATE,
- AC_PWRST_D0);
- msleep(40);
- pwr = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_POWER_STATE, 0);
- pwr = (pwr & AC_PWRST_ACTUAL) >> AC_PWRST_ACTUAL_SHIFT;
- codec_dbg(codec, "Haswell HDMI audio: Power for NID 0x%x is now D%d\n", nid, pwr);
- }
- }
- /*
- * Callbacks
- */
- /* HBR should be Non-PCM, 8 channels */
- #define is_hbr_format(format) \
- ((format & AC_FMT_TYPE_NON_PCM) && (format & AC_FMT_CHAN_MASK) == 7)
- static int hdmi_pin_hbr_setup(struct hda_codec *codec, hda_nid_t pin_nid,
- int dev_id, bool hbr)
- {
- int pinctl, new_pinctl;
- if (snd_hda_query_pin_caps(codec, pin_nid) & AC_PINCAP_HBR) {
- snd_hda_set_dev_select(codec, pin_nid, dev_id);
- pinctl = snd_hda_codec_read(codec, pin_nid, 0,
- AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
- if (pinctl < 0)
- return hbr ? -EINVAL : 0;
- new_pinctl = pinctl & ~AC_PINCTL_EPT;
- if (hbr)
- new_pinctl |= AC_PINCTL_EPT_HBR;
- else
- new_pinctl |= AC_PINCTL_EPT_NATIVE;
- codec_dbg(codec,
- "hdmi_pin_hbr_setup: NID=0x%x, %spinctl=0x%x\n",
- pin_nid,
- pinctl == new_pinctl ? "" : "new-",
- new_pinctl);
- if (pinctl != new_pinctl)
- snd_hda_codec_write(codec, pin_nid, 0,
- AC_VERB_SET_PIN_WIDGET_CONTROL,
- new_pinctl);
- } else if (hbr)
- return -EINVAL;
- return 0;
- }
- static int hdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
- hda_nid_t pin_nid, int dev_id,
- u32 stream_tag, int format)
- {
- struct hdmi_spec *spec = codec->spec;
- unsigned int param;
- int err;
- err = spec->ops.pin_hbr_setup(codec, pin_nid, dev_id,
- is_hbr_format(format));
- if (err) {
- codec_dbg(codec, "hdmi_setup_stream: HBR is not supported\n");
- return err;
- }
- if (spec->intel_hsw_fixup) {
- /*
- * on recent platforms IEC Coding Type is required for HBR
- * support, read current Digital Converter settings and set
- * ICT bitfield if needed.
- */
- param = snd_hda_codec_read(codec, cvt_nid, 0,
- AC_VERB_GET_DIGI_CONVERT_1, 0);
- param = (param >> 16) & ~(AC_DIG3_ICT);
- /* on recent platforms ICT mode is required for HBR support */
- if (is_hbr_format(format))
- param |= 0x1;
- snd_hda_codec_write(codec, cvt_nid, 0,
- AC_VERB_SET_DIGI_CONVERT_3, param);
- }
- snd_hda_codec_setup_stream(codec, cvt_nid, stream_tag, 0, format);
- return 0;
- }
- /* Try to find an available converter
- * If pin_idx is less then zero, just try to find an available converter.
- * Otherwise, try to find an available converter and get the cvt mux index
- * of the pin.
- */
- static int hdmi_choose_cvt(struct hda_codec *codec,
- int pin_idx, int *cvt_id,
- bool silent)
- {
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_spec_per_pin *per_pin;
- struct hdmi_spec_per_cvt *per_cvt = NULL;
- int cvt_idx, mux_idx = 0;
- /* pin_idx < 0 means no pin will be bound to the converter */
- if (pin_idx < 0)
- per_pin = NULL;
- else
- per_pin = get_pin(spec, pin_idx);
- if (per_pin && per_pin->silent_stream) {
- cvt_idx = cvt_nid_to_cvt_index(codec, per_pin->cvt_nid);
- per_cvt = get_cvt(spec, cvt_idx);
- if (per_cvt->assigned && !silent)
- return -EBUSY;
- if (cvt_id)
- *cvt_id = cvt_idx;
- return 0;
- }
- /* Dynamically assign converter to stream */
- for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
- per_cvt = get_cvt(spec, cvt_idx);
- /* Must not already be assigned */
- if (per_cvt->assigned || per_cvt->silent_stream)
- continue;
- if (per_pin == NULL)
- break;
- /* Must be in pin's mux's list of converters */
- for (mux_idx = 0; mux_idx < per_pin->num_mux_nids; mux_idx++)
- if (per_pin->mux_nids[mux_idx] == per_cvt->cvt_nid)
- break;
- /* Not in mux list */
- if (mux_idx == per_pin->num_mux_nids)
- continue;
- break;
- }
- /* No free converters */
- if (cvt_idx == spec->num_cvts)
- return -EBUSY;
- if (per_pin != NULL)
- per_pin->mux_idx = mux_idx;
- if (cvt_id)
- *cvt_id = cvt_idx;
- return 0;
- }
- /* Assure the pin select the right convetor */
- static void intel_verify_pin_cvt_connect(struct hda_codec *codec,
- struct hdmi_spec_per_pin *per_pin)
- {
- hda_nid_t pin_nid = per_pin->pin_nid;
- int mux_idx, curr;
- mux_idx = per_pin->mux_idx;
- curr = snd_hda_codec_read(codec, pin_nid, 0,
- AC_VERB_GET_CONNECT_SEL, 0);
- if (curr != mux_idx)
- snd_hda_codec_write_cache(codec, pin_nid, 0,
- AC_VERB_SET_CONNECT_SEL,
- mux_idx);
- }
- /* get the mux index for the converter of the pins
- * converter's mux index is the same for all pins on Intel platform
- */
- static int intel_cvt_id_to_mux_idx(struct hdmi_spec *spec,
- hda_nid_t cvt_nid)
- {
- int i;
- for (i = 0; i < spec->num_cvts; i++)
- if (spec->cvt_nids[i] == cvt_nid)
- return i;
- return -EINVAL;
- }
- /* Intel HDMI workaround to fix audio routing issue:
- * For some Intel display codecs, pins share the same connection list.
- * So a conveter can be selected by multiple pins and playback on any of these
- * pins will generate sound on the external display, because audio flows from
- * the same converter to the display pipeline. Also muting one pin may make
- * other pins have no sound output.
- * So this function assures that an assigned converter for a pin is not selected
- * by any other pins.
- */
- static void intel_not_share_assigned_cvt(struct hda_codec *codec,
- hda_nid_t pin_nid,
- int dev_id, int mux_idx)
- {
- struct hdmi_spec *spec = codec->spec;
- hda_nid_t nid;
- int cvt_idx, curr;
- struct hdmi_spec_per_cvt *per_cvt;
- struct hdmi_spec_per_pin *per_pin;
- int pin_idx;
- /* configure the pins connections */
- for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
- int dev_id_saved;
- int dev_num;
- per_pin = get_pin(spec, pin_idx);
- /*
- * pin not connected to monitor
- * no need to operate on it
- */
- if (!per_pin->pcm)
- continue;
- if ((per_pin->pin_nid == pin_nid) &&
- (per_pin->dev_id == dev_id))
- continue;
- /*
- * if per_pin->dev_id >= dev_num,
- * snd_hda_get_dev_select() will fail,
- * and the following operation is unpredictable.
- * So skip this situation.
- */
- dev_num = snd_hda_get_num_devices(codec, per_pin->pin_nid) + 1;
- if (per_pin->dev_id >= dev_num)
- continue;
- nid = per_pin->pin_nid;
- /*
- * Calling this function should not impact
- * on the device entry selection
- * So let's save the dev id for each pin,
- * and restore it when return
- */
- dev_id_saved = snd_hda_get_dev_select(codec, nid);
- snd_hda_set_dev_select(codec, nid, per_pin->dev_id);
- curr = snd_hda_codec_read(codec, nid, 0,
- AC_VERB_GET_CONNECT_SEL, 0);
- if (curr != mux_idx) {
- snd_hda_set_dev_select(codec, nid, dev_id_saved);
- continue;
- }
- /* choose an unassigned converter. The conveters in the
- * connection list are in the same order as in the codec.
- */
- for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
- per_cvt = get_cvt(spec, cvt_idx);
- if (!per_cvt->assigned) {
- codec_dbg(codec,
- "choose cvt %d for pin NID 0x%x\n",
- cvt_idx, nid);
- snd_hda_codec_write_cache(codec, nid, 0,
- AC_VERB_SET_CONNECT_SEL,
- cvt_idx);
- break;
- }
- }
- snd_hda_set_dev_select(codec, nid, dev_id_saved);
- }
- }
- /* A wrapper of intel_not_share_asigned_cvt() */
- static void intel_not_share_assigned_cvt_nid(struct hda_codec *codec,
- hda_nid_t pin_nid, int dev_id, hda_nid_t cvt_nid)
- {
- int mux_idx;
- struct hdmi_spec *spec = codec->spec;
- /* On Intel platform, the mapping of converter nid to
- * mux index of the pins are always the same.
- * The pin nid may be 0, this means all pins will not
- * share the converter.
- */
- mux_idx = intel_cvt_id_to_mux_idx(spec, cvt_nid);
- if (mux_idx >= 0)
- intel_not_share_assigned_cvt(codec, pin_nid, dev_id, mux_idx);
- }
- /* skeleton caller of pin_cvt_fixup ops */
- static void pin_cvt_fixup(struct hda_codec *codec,
- struct hdmi_spec_per_pin *per_pin,
- hda_nid_t cvt_nid)
- {
- struct hdmi_spec *spec = codec->spec;
- if (spec->ops.pin_cvt_fixup)
- spec->ops.pin_cvt_fixup(codec, per_pin, cvt_nid);
- }
- /* called in hdmi_pcm_open when no pin is assigned to the PCM */
- static int hdmi_pcm_open_no_pin(struct hda_pcm_stream *hinfo,
- struct hda_codec *codec,
- struct snd_pcm_substream *substream)
- {
- struct hdmi_spec *spec = codec->spec;
- struct snd_pcm_runtime *runtime = substream->runtime;
- int cvt_idx, pcm_idx;
- struct hdmi_spec_per_cvt *per_cvt = NULL;
- int err;
- pcm_idx = hinfo_to_pcm_index(codec, hinfo);
- if (pcm_idx < 0)
- return -EINVAL;
- err = hdmi_choose_cvt(codec, -1, &cvt_idx, false);
- if (err)
- return err;
- per_cvt = get_cvt(spec, cvt_idx);
- per_cvt->assigned = true;
- hinfo->nid = per_cvt->cvt_nid;
- pin_cvt_fixup(codec, NULL, per_cvt->cvt_nid);
- set_bit(pcm_idx, &spec->pcm_in_use);
- /* todo: setup spdif ctls assign */
- /* Initially set the converter's capabilities */
- hinfo->channels_min = per_cvt->channels_min;
- hinfo->channels_max = per_cvt->channels_max;
- hinfo->rates = per_cvt->rates;
- hinfo->formats = per_cvt->formats;
- hinfo->maxbps = per_cvt->maxbps;
- /* Store the updated parameters */
- runtime->hw.channels_min = hinfo->channels_min;
- runtime->hw.channels_max = hinfo->channels_max;
- runtime->hw.formats = hinfo->formats;
- runtime->hw.rates = hinfo->rates;
- snd_pcm_hw_constraint_step(substream->runtime, 0,
- SNDRV_PCM_HW_PARAM_CHANNELS, 2);
- return 0;
- }
- /*
- * HDA PCM callbacks
- */
- static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
- struct hda_codec *codec,
- struct snd_pcm_substream *substream)
- {
- struct hdmi_spec *spec = codec->spec;
- struct snd_pcm_runtime *runtime = substream->runtime;
- int pin_idx, cvt_idx, pcm_idx;
- struct hdmi_spec_per_pin *per_pin;
- struct hdmi_eld *eld;
- struct hdmi_spec_per_cvt *per_cvt = NULL;
- int err;
- /* Validate hinfo */
- pcm_idx = hinfo_to_pcm_index(codec, hinfo);
- if (pcm_idx < 0)
- return -EINVAL;
- mutex_lock(&spec->pcm_lock);
- pin_idx = hinfo_to_pin_index(codec, hinfo);
- /* no pin is assigned to the PCM
- * PA need pcm open successfully when probe
- */
- if (pin_idx < 0) {
- err = hdmi_pcm_open_no_pin(hinfo, codec, substream);
- goto unlock;
- }
- err = hdmi_choose_cvt(codec, pin_idx, &cvt_idx, false);
- if (err < 0)
- goto unlock;
- per_cvt = get_cvt(spec, cvt_idx);
- /* Claim converter */
- per_cvt->assigned = true;
- set_bit(pcm_idx, &spec->pcm_in_use);
- per_pin = get_pin(spec, pin_idx);
- per_pin->cvt_nid = per_cvt->cvt_nid;
- hinfo->nid = per_cvt->cvt_nid;
- /* flip stripe flag for the assigned stream if supported */
- if (get_wcaps(codec, per_cvt->cvt_nid) & AC_WCAP_STRIPE)
- azx_stream(get_azx_dev(substream))->stripe = 1;
- snd_hda_set_dev_select(codec, per_pin->pin_nid, per_pin->dev_id);
- snd_hda_codec_write_cache(codec, per_pin->pin_nid, 0,
- AC_VERB_SET_CONNECT_SEL,
- per_pin->mux_idx);
- /* configure unused pins to choose other converters */
- pin_cvt_fixup(codec, per_pin, 0);
- snd_hda_spdif_ctls_assign(codec, pcm_idx, per_cvt->cvt_nid);
- /* Initially set the converter's capabilities */
- hinfo->channels_min = per_cvt->channels_min;
- hinfo->channels_max = per_cvt->channels_max;
- hinfo->rates = per_cvt->rates;
- hinfo->formats = per_cvt->formats;
- hinfo->maxbps = per_cvt->maxbps;
- eld = &per_pin->sink_eld;
- /* Restrict capabilities by ELD if this isn't disabled */
- if (!static_hdmi_pcm && eld->eld_valid) {
- snd_hdmi_eld_update_pcm_info(&eld->info, hinfo);
- if (hinfo->channels_min > hinfo->channels_max ||
- !hinfo->rates || !hinfo->formats) {
- per_cvt->assigned = false;
- hinfo->nid = 0;
- snd_hda_spdif_ctls_unassign(codec, pcm_idx);
- err = -ENODEV;
- goto unlock;
- }
- }
- /* Store the updated parameters */
- runtime->hw.channels_min = hinfo->channels_min;
- runtime->hw.channels_max = hinfo->channels_max;
- runtime->hw.formats = hinfo->formats;
- runtime->hw.rates = hinfo->rates;
- snd_pcm_hw_constraint_step(substream->runtime, 0,
- SNDRV_PCM_HW_PARAM_CHANNELS, 2);
- unlock:
- mutex_unlock(&spec->pcm_lock);
- return err;
- }
- /*
- * HDA/HDMI auto parsing
- */
- static int hdmi_read_pin_conn(struct hda_codec *codec, int pin_idx)
- {
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
- hda_nid_t pin_nid = per_pin->pin_nid;
- int dev_id = per_pin->dev_id;
- int conns;
- if (!(get_wcaps(codec, pin_nid) & AC_WCAP_CONN_LIST)) {
- codec_warn(codec,
- "HDMI: pin NID 0x%x wcaps %#x does not support connection list\n",
- pin_nid, get_wcaps(codec, pin_nid));
- return -EINVAL;
- }
- snd_hda_set_dev_select(codec, pin_nid, dev_id);
- if (spec->intel_hsw_fixup) {
- conns = spec->num_cvts;
- memcpy(per_pin->mux_nids, spec->cvt_nids,
- sizeof(hda_nid_t) * conns);
- } else {
- conns = snd_hda_get_raw_connections(codec, pin_nid,
- per_pin->mux_nids,
- HDA_MAX_CONNECTIONS);
- }
- /* all the device entries on the same pin have the same conn list */
- per_pin->num_mux_nids = conns;
- return 0;
- }
- static int hdmi_find_pcm_slot(struct hdmi_spec *spec,
- struct hdmi_spec_per_pin *per_pin)
- {
- int i;
- for (i = 0; i < spec->pcm_used; i++) {
- if (!test_bit(i, &spec->pcm_bitmap))
- return i;
- }
- return -EBUSY;
- }
- static void hdmi_attach_hda_pcm(struct hdmi_spec *spec,
- struct hdmi_spec_per_pin *per_pin)
- {
- int idx;
- /* pcm already be attached to the pin */
- if (per_pin->pcm)
- return;
- /* try the previously used slot at first */
- idx = per_pin->prev_pcm_idx;
- if (idx >= 0) {
- if (!test_bit(idx, &spec->pcm_bitmap))
- goto found;
- per_pin->prev_pcm_idx = -1; /* no longer valid, clear it */
- }
- idx = hdmi_find_pcm_slot(spec, per_pin);
- if (idx == -EBUSY)
- return;
- found:
- per_pin->pcm_idx = idx;
- per_pin->pcm = get_hdmi_pcm(spec, idx);
- set_bit(idx, &spec->pcm_bitmap);
- }
- static void hdmi_detach_hda_pcm(struct hdmi_spec *spec,
- struct hdmi_spec_per_pin *per_pin)
- {
- int idx;
- /* pcm already be detached from the pin */
- if (!per_pin->pcm)
- return;
- idx = per_pin->pcm_idx;
- per_pin->pcm_idx = -1;
- per_pin->prev_pcm_idx = idx; /* remember the previous index */
- per_pin->pcm = NULL;
- if (idx >= 0 && idx < spec->pcm_used)
- clear_bit(idx, &spec->pcm_bitmap);
- }
- static int hdmi_get_pin_cvt_mux(struct hdmi_spec *spec,
- struct hdmi_spec_per_pin *per_pin, hda_nid_t cvt_nid)
- {
- int mux_idx;
- for (mux_idx = 0; mux_idx < per_pin->num_mux_nids; mux_idx++)
- if (per_pin->mux_nids[mux_idx] == cvt_nid)
- break;
- return mux_idx;
- }
- static bool check_non_pcm_per_cvt(struct hda_codec *codec, hda_nid_t cvt_nid);
- static void hdmi_pcm_setup_pin(struct hdmi_spec *spec,
- struct hdmi_spec_per_pin *per_pin)
- {
- struct hda_codec *codec = per_pin->codec;
- struct hda_pcm *pcm;
- struct hda_pcm_stream *hinfo;
- struct snd_pcm_substream *substream;
- int mux_idx;
- bool non_pcm;
- if (per_pin->pcm_idx < 0 || per_pin->pcm_idx >= spec->pcm_used)
- return;
- pcm = get_pcm_rec(spec, per_pin->pcm_idx);
- if (!pcm->pcm)
- return;
- if (!test_bit(per_pin->pcm_idx, &spec->pcm_in_use))
- return;
- /* hdmi audio only uses playback and one substream */
- hinfo = pcm->stream;
- substream = pcm->pcm->streams[0].substream;
- per_pin->cvt_nid = hinfo->nid;
- mux_idx = hdmi_get_pin_cvt_mux(spec, per_pin, hinfo->nid);
- if (mux_idx < per_pin->num_mux_nids) {
- snd_hda_set_dev_select(codec, per_pin->pin_nid,
- per_pin->dev_id);
- snd_hda_codec_write_cache(codec, per_pin->pin_nid, 0,
- AC_VERB_SET_CONNECT_SEL,
- mux_idx);
- }
- snd_hda_spdif_ctls_assign(codec, per_pin->pcm_idx, hinfo->nid);
- non_pcm = check_non_pcm_per_cvt(codec, hinfo->nid);
- if (substream->runtime)
- per_pin->channels = substream->runtime->channels;
- per_pin->setup = true;
- per_pin->mux_idx = mux_idx;
- hdmi_setup_audio_infoframe(codec, per_pin, non_pcm);
- }
- static void hdmi_pcm_reset_pin(struct hdmi_spec *spec,
- struct hdmi_spec_per_pin *per_pin)
- {
- if (per_pin->pcm_idx >= 0 && per_pin->pcm_idx < spec->pcm_used)
- snd_hda_spdif_ctls_unassign(per_pin->codec, per_pin->pcm_idx);
- per_pin->chmap_set = false;
- memset(per_pin->chmap, 0, sizeof(per_pin->chmap));
- per_pin->setup = false;
- per_pin->channels = 0;
- }
- static struct snd_jack *pin_idx_to_pcm_jack(struct hda_codec *codec,
- struct hdmi_spec_per_pin *per_pin)
- {
- struct hdmi_spec *spec = codec->spec;
- if (per_pin->pcm_idx >= 0)
- return spec->pcm_rec[per_pin->pcm_idx].jack;
- else
- return NULL;
- }
- /* update per_pin ELD from the given new ELD;
- * setup info frame and notification accordingly
- * also notify ELD kctl and report jack status changes
- */
- static void update_eld(struct hda_codec *codec,
- struct hdmi_spec_per_pin *per_pin,
- struct hdmi_eld *eld,
- int repoll)
- {
- struct hdmi_eld *pin_eld = &per_pin->sink_eld;
- struct hdmi_spec *spec = codec->spec;
- struct snd_jack *pcm_jack;
- bool old_eld_valid = pin_eld->eld_valid;
- bool eld_changed;
- int pcm_idx;
- if (eld->eld_valid) {
- if (eld->eld_size <= 0 ||
- snd_hdmi_parse_eld(codec, &eld->info, eld->eld_buffer,
- eld->eld_size) < 0) {
- eld->eld_valid = false;
- if (repoll) {
- schedule_delayed_work(&per_pin->work,
- msecs_to_jiffies(300));
- return;
- }
- }
- }
- if (!eld->eld_valid || eld->eld_size <= 0 || eld->info.sad_count <= 0) {
- eld->eld_valid = false;
- eld->eld_size = 0;
- }
- /* for monitor disconnection, save pcm_idx firstly */
- pcm_idx = per_pin->pcm_idx;
- /*
- * pcm_idx >=0 before update_eld() means it is in monitor
- * disconnected event. Jack must be fetched before update_eld().
- */
- pcm_jack = pin_idx_to_pcm_jack(codec, per_pin);
- if (!spec->static_pcm_mapping) {
- if (eld->eld_valid) {
- hdmi_attach_hda_pcm(spec, per_pin);
- hdmi_pcm_setup_pin(spec, per_pin);
- } else {
- hdmi_pcm_reset_pin(spec, per_pin);
- hdmi_detach_hda_pcm(spec, per_pin);
- }
- }
- /* if pcm_idx == -1, it means this is in monitor connection event
- * we can get the correct pcm_idx now.
- */
- if (pcm_idx == -1)
- pcm_idx = per_pin->pcm_idx;
- if (!pcm_jack)
- pcm_jack = pin_idx_to_pcm_jack(codec, per_pin);
- if (eld->eld_valid)
- snd_hdmi_show_eld(codec, &eld->info);
- eld_changed = (pin_eld->eld_valid != eld->eld_valid);
- eld_changed |= (pin_eld->monitor_present != eld->monitor_present);
- if (!eld_changed && eld->eld_valid && pin_eld->eld_valid)
- if (pin_eld->eld_size != eld->eld_size ||
- memcmp(pin_eld->eld_buffer, eld->eld_buffer,
- eld->eld_size) != 0)
- eld_changed = true;
- if (eld_changed) {
- pin_eld->monitor_present = eld->monitor_present;
- pin_eld->eld_valid = eld->eld_valid;
- pin_eld->eld_size = eld->eld_size;
- if (eld->eld_valid)
- memcpy(pin_eld->eld_buffer, eld->eld_buffer,
- eld->eld_size);
- pin_eld->info = eld->info;
- }
- /*
- * Re-setup pin and infoframe. This is needed e.g. when
- * - sink is first plugged-in
- * - transcoder can change during stream playback on Haswell
- * and this can make HW reset converter selection on a pin.
- */
- if (eld->eld_valid && !old_eld_valid && per_pin->setup) {
- pin_cvt_fixup(codec, per_pin, 0);
- hdmi_setup_audio_infoframe(codec, per_pin, per_pin->non_pcm);
- }
- if (eld_changed && pcm_idx >= 0)
- snd_ctl_notify(codec->card,
- SNDRV_CTL_EVENT_MASK_VALUE |
- SNDRV_CTL_EVENT_MASK_INFO,
- &get_hdmi_pcm(spec, pcm_idx)->eld_ctl->id);
- if (eld_changed && pcm_jack)
- snd_jack_report(pcm_jack,
- (eld->monitor_present && eld->eld_valid) ?
- SND_JACK_AVOUT : 0);
- }
- /* update ELD and jack state via HD-audio verbs */
- static void hdmi_present_sense_via_verbs(struct hdmi_spec_per_pin *per_pin,
- int repoll)
- {
- struct hda_codec *codec = per_pin->codec;
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_eld *eld = &spec->temp_eld;
- struct device *dev = hda_codec_dev(codec);
- hda_nid_t pin_nid = per_pin->pin_nid;
- int dev_id = per_pin->dev_id;
- /*
- * Always execute a GetPinSense verb here, even when called from
- * hdmi_intrinsic_event; for some NVIDIA HW, the unsolicited
- * response's PD bit is not the real PD value, but indicates that
- * the real PD value changed. An older version of the HD-audio
- * specification worked this way. Hence, we just ignore the data in
- * the unsolicited response to avoid custom WARs.
- */
- int present;
- int ret;
- #ifdef CONFIG_PM
- if (dev->power.runtime_status == RPM_SUSPENDING)
- return;
- #endif
- ret = snd_hda_power_up_pm(codec);
- if (ret < 0 && pm_runtime_suspended(dev))
- goto out;
- present = snd_hda_jack_pin_sense(codec, pin_nid, dev_id);
- mutex_lock(&per_pin->lock);
- eld->monitor_present = !!(present & AC_PINSENSE_PRESENCE);
- if (eld->monitor_present)
- eld->eld_valid = !!(present & AC_PINSENSE_ELDV);
- else
- eld->eld_valid = false;
- codec_dbg(codec,
- "HDMI status: Codec=%d NID=0x%x Presence_Detect=%d ELD_Valid=%d\n",
- codec->addr, pin_nid, eld->monitor_present, eld->eld_valid);
- if (eld->eld_valid) {
- if (spec->ops.pin_get_eld(codec, pin_nid, dev_id,
- eld->eld_buffer, &eld->eld_size) < 0)
- eld->eld_valid = false;
- }
- update_eld(codec, per_pin, eld, repoll);
- mutex_unlock(&per_pin->lock);
- out:
- snd_hda_power_down_pm(codec);
- }
- #define I915_SILENT_RATE 48000
- #define I915_SILENT_CHANNELS 2
- #define I915_SILENT_FORMAT SNDRV_PCM_FORMAT_S16_LE
- #define I915_SILENT_FORMAT_BITS 16
- #define I915_SILENT_FMT_MASK 0xf
- static void silent_stream_enable_i915(struct hda_codec *codec,
- struct hdmi_spec_per_pin *per_pin)
- {
- unsigned int format;
- snd_hdac_sync_audio_rate(&codec->core, per_pin->pin_nid,
- per_pin->dev_id, I915_SILENT_RATE);
- /* trigger silent stream generation in hw */
- format = snd_hdac_calc_stream_format(I915_SILENT_RATE, I915_SILENT_CHANNELS,
- I915_SILENT_FORMAT, I915_SILENT_FORMAT_BITS, 0);
- snd_hda_codec_setup_stream(codec, per_pin->cvt_nid,
- I915_SILENT_FMT_MASK, I915_SILENT_FMT_MASK, format);
- usleep_range(100, 200);
- snd_hda_codec_setup_stream(codec, per_pin->cvt_nid, I915_SILENT_FMT_MASK, 0, format);
- per_pin->channels = I915_SILENT_CHANNELS;
- hdmi_setup_audio_infoframe(codec, per_pin, per_pin->non_pcm);
- }
- static void silent_stream_set_kae(struct hda_codec *codec,
- struct hdmi_spec_per_pin *per_pin,
- bool enable)
- {
- unsigned int param;
- codec_dbg(codec, "HDMI: KAE %d cvt-NID=0x%x\n", enable, per_pin->cvt_nid);
- param = snd_hda_codec_read(codec, per_pin->cvt_nid, 0, AC_VERB_GET_DIGI_CONVERT_1, 0);
- param = (param >> 16) & 0xff;
- if (enable)
- param |= AC_DIG3_KAE;
- else
- param &= ~AC_DIG3_KAE;
- snd_hda_codec_write(codec, per_pin->cvt_nid, 0, AC_VERB_SET_DIGI_CONVERT_3, param);
- }
- static void silent_stream_enable(struct hda_codec *codec,
- struct hdmi_spec_per_pin *per_pin)
- {
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_spec_per_cvt *per_cvt;
- int cvt_idx, pin_idx, err;
- int keep_power = 0;
- /*
- * Power-up will call hdmi_present_sense, so the PM calls
- * have to be done without mutex held.
- */
- err = snd_hda_power_up_pm(codec);
- if (err < 0 && err != -EACCES) {
- codec_err(codec,
- "Failed to power up codec for silent stream enable ret=[%d]\n", err);
- snd_hda_power_down_pm(codec);
- return;
- }
- mutex_lock(&per_pin->lock);
- if (per_pin->setup) {
- codec_dbg(codec, "hdmi: PCM already open, no silent stream\n");
- err = -EBUSY;
- goto unlock_out;
- }
- pin_idx = pin_id_to_pin_index(codec, per_pin->pin_nid, per_pin->dev_id);
- err = hdmi_choose_cvt(codec, pin_idx, &cvt_idx, true);
- if (err) {
- codec_err(codec, "hdmi: no free converter to enable silent mode\n");
- goto unlock_out;
- }
- per_cvt = get_cvt(spec, cvt_idx);
- per_cvt->silent_stream = true;
- per_pin->cvt_nid = per_cvt->cvt_nid;
- per_pin->silent_stream = true;
- codec_dbg(codec, "hdmi: enabling silent stream pin-NID=0x%x cvt-NID=0x%x\n",
- per_pin->pin_nid, per_cvt->cvt_nid);
- snd_hda_set_dev_select(codec, per_pin->pin_nid, per_pin->dev_id);
- snd_hda_codec_write_cache(codec, per_pin->pin_nid, 0,
- AC_VERB_SET_CONNECT_SEL,
- per_pin->mux_idx);
- /* configure unused pins to choose other converters */
- pin_cvt_fixup(codec, per_pin, 0);
- switch (spec->silent_stream_type) {
- case SILENT_STREAM_KAE:
- silent_stream_enable_i915(codec, per_pin);
- silent_stream_set_kae(codec, per_pin, true);
- break;
- case SILENT_STREAM_I915:
- silent_stream_enable_i915(codec, per_pin);
- keep_power = 1;
- break;
- default:
- break;
- }
- unlock_out:
- mutex_unlock(&per_pin->lock);
- if (err || !keep_power)
- snd_hda_power_down_pm(codec);
- }
- static void silent_stream_disable(struct hda_codec *codec,
- struct hdmi_spec_per_pin *per_pin)
- {
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_spec_per_cvt *per_cvt;
- int cvt_idx, err;
- err = snd_hda_power_up_pm(codec);
- if (err < 0 && err != -EACCES) {
- codec_err(codec,
- "Failed to power up codec for silent stream disable ret=[%d]\n",
- err);
- snd_hda_power_down_pm(codec);
- return;
- }
- mutex_lock(&per_pin->lock);
- if (!per_pin->silent_stream)
- goto unlock_out;
- codec_dbg(codec, "HDMI: disable silent stream on pin-NID=0x%x cvt-NID=0x%x\n",
- per_pin->pin_nid, per_pin->cvt_nid);
- cvt_idx = cvt_nid_to_cvt_index(codec, per_pin->cvt_nid);
- if (cvt_idx >= 0 && cvt_idx < spec->num_cvts) {
- per_cvt = get_cvt(spec, cvt_idx);
- per_cvt->silent_stream = false;
- }
- if (spec->silent_stream_type == SILENT_STREAM_I915) {
- /* release ref taken in silent_stream_enable() */
- snd_hda_power_down_pm(codec);
- } else if (spec->silent_stream_type == SILENT_STREAM_KAE) {
- silent_stream_set_kae(codec, per_pin, false);
- }
- per_pin->cvt_nid = 0;
- per_pin->silent_stream = false;
- unlock_out:
- mutex_unlock(&per_pin->lock);
- snd_hda_power_down_pm(codec);
- }
- /* update ELD and jack state via audio component */
- static void sync_eld_via_acomp(struct hda_codec *codec,
- struct hdmi_spec_per_pin *per_pin)
- {
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_eld *eld = &spec->temp_eld;
- bool monitor_prev, monitor_next;
- mutex_lock(&per_pin->lock);
- eld->monitor_present = false;
- monitor_prev = per_pin->sink_eld.monitor_present;
- eld->eld_size = snd_hdac_acomp_get_eld(&codec->core, per_pin->pin_nid,
- per_pin->dev_id, &eld->monitor_present,
- eld->eld_buffer, ELD_MAX_SIZE);
- eld->eld_valid = (eld->eld_size > 0);
- update_eld(codec, per_pin, eld, 0);
- monitor_next = per_pin->sink_eld.monitor_present;
- mutex_unlock(&per_pin->lock);
- if (spec->silent_stream_type) {
- if (!monitor_prev && monitor_next)
- silent_stream_enable(codec, per_pin);
- else if (monitor_prev && !monitor_next)
- silent_stream_disable(codec, per_pin);
- }
- }
- static void hdmi_present_sense(struct hdmi_spec_per_pin *per_pin, int repoll)
- {
- struct hda_codec *codec = per_pin->codec;
- if (!codec_has_acomp(codec))
- hdmi_present_sense_via_verbs(per_pin, repoll);
- else
- sync_eld_via_acomp(codec, per_pin);
- }
- static void hdmi_repoll_eld(struct work_struct *work)
- {
- struct hdmi_spec_per_pin *per_pin =
- container_of(to_delayed_work(work), struct hdmi_spec_per_pin, work);
- struct hda_codec *codec = per_pin->codec;
- struct hdmi_spec *spec = codec->spec;
- struct hda_jack_tbl *jack;
- jack = snd_hda_jack_tbl_get_mst(codec, per_pin->pin_nid,
- per_pin->dev_id);
- if (jack)
- jack->jack_dirty = 1;
- if (per_pin->repoll_count++ > 6)
- per_pin->repoll_count = 0;
- mutex_lock(&spec->pcm_lock);
- hdmi_present_sense(per_pin, per_pin->repoll_count);
- mutex_unlock(&spec->pcm_lock);
- }
- static int hdmi_add_pin(struct hda_codec *codec, hda_nid_t pin_nid)
- {
- struct hdmi_spec *spec = codec->spec;
- unsigned int caps, config;
- int pin_idx;
- struct hdmi_spec_per_pin *per_pin;
- int err;
- int dev_num, i;
- caps = snd_hda_query_pin_caps(codec, pin_nid);
- if (!(caps & (AC_PINCAP_HDMI | AC_PINCAP_DP)))
- return 0;
- /*
- * For DP MST audio, Configuration Default is the same for
- * all device entries on the same pin
- */
- config = snd_hda_codec_get_pincfg(codec, pin_nid);
- if (get_defcfg_connect(config) == AC_JACK_PORT_NONE &&
- !spec->force_connect)
- return 0;
- /*
- * To simplify the implementation, malloc all
- * the virtual pins in the initialization statically
- */
- if (spec->intel_hsw_fixup) {
- /*
- * On Intel platforms, device entries count returned
- * by AC_PAR_DEVLIST_LEN is dynamic, and depends on
- * the type of receiver that is connected. Allocate pin
- * structures based on worst case.
- */
- dev_num = spec->dev_num;
- } else if (codec->dp_mst) {
- dev_num = snd_hda_get_num_devices(codec, pin_nid) + 1;
- /*
- * spec->dev_num is the maxinum number of device entries
- * among all the pins
- */
- spec->dev_num = (spec->dev_num > dev_num) ?
- spec->dev_num : dev_num;
- } else {
- /*
- * If the platform doesn't support DP MST,
- * manually set dev_num to 1. This means
- * the pin has only one device entry.
- */
- dev_num = 1;
- spec->dev_num = 1;
- }
- for (i = 0; i < dev_num; i++) {
- pin_idx = spec->num_pins;
- per_pin = snd_array_new(&spec->pins);
- if (!per_pin)
- return -ENOMEM;
- per_pin->pcm = NULL;
- per_pin->pcm_idx = -1;
- per_pin->prev_pcm_idx = -1;
- per_pin->pin_nid = pin_nid;
- per_pin->pin_nid_idx = spec->num_nids;
- per_pin->dev_id = i;
- per_pin->non_pcm = false;
- snd_hda_set_dev_select(codec, pin_nid, i);
- err = hdmi_read_pin_conn(codec, pin_idx);
- if (err < 0)
- return err;
- if (!is_jack_detectable(codec, pin_nid))
- codec_warn(codec, "HDMI: pin NID 0x%x - jack not detectable\n", pin_nid);
- spec->num_pins++;
- }
- spec->num_nids++;
- return 0;
- }
- static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
- {
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_spec_per_cvt *per_cvt;
- unsigned int chans;
- int err;
- chans = get_wcaps(codec, cvt_nid);
- chans = get_wcaps_channels(chans);
- per_cvt = snd_array_new(&spec->cvts);
- if (!per_cvt)
- return -ENOMEM;
- per_cvt->cvt_nid = cvt_nid;
- per_cvt->channels_min = 2;
- if (chans <= 16) {
- per_cvt->channels_max = chans;
- if (chans > spec->chmap.channels_max)
- spec->chmap.channels_max = chans;
- }
- err = snd_hda_query_supported_pcm(codec, cvt_nid,
- &per_cvt->rates,
- &per_cvt->formats,
- &per_cvt->maxbps);
- if (err < 0)
- return err;
- if (spec->num_cvts < ARRAY_SIZE(spec->cvt_nids))
- spec->cvt_nids[spec->num_cvts] = cvt_nid;
- spec->num_cvts++;
- return 0;
- }
- static const struct snd_pci_quirk force_connect_list[] = {
- SND_PCI_QUIRK(0x103c, 0x870f, "HP", 1),
- SND_PCI_QUIRK(0x103c, 0x871a, "HP", 1),
- SND_PCI_QUIRK(0x103c, 0x8711, "HP", 1),
- SND_PCI_QUIRK(0x103c, 0x8715, "HP", 1),
- SND_PCI_QUIRK(0x1462, 0xec94, "MS-7C94", 1),
- SND_PCI_QUIRK(0x8086, 0x2081, "Intel NUC 10", 1),
- {}
- };
- static int hdmi_parse_codec(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- hda_nid_t start_nid;
- unsigned int caps;
- int i, nodes;
- const struct snd_pci_quirk *q;
- nodes = snd_hda_get_sub_nodes(codec, codec->core.afg, &start_nid);
- if (!start_nid || nodes < 0) {
- codec_warn(codec, "HDMI: failed to get afg sub nodes\n");
- return -EINVAL;
- }
- if (enable_all_pins)
- spec->force_connect = true;
- q = snd_pci_quirk_lookup(codec->bus->pci, force_connect_list);
- if (q && q->value)
- spec->force_connect = true;
- /*
- * hdmi_add_pin() assumes total amount of converters to
- * be known, so first discover all converters
- */
- for (i = 0; i < nodes; i++) {
- hda_nid_t nid = start_nid + i;
- caps = get_wcaps(codec, nid);
- if (!(caps & AC_WCAP_DIGITAL))
- continue;
- if (get_wcaps_type(caps) == AC_WID_AUD_OUT)
- hdmi_add_cvt(codec, nid);
- }
- /* discover audio pins */
- for (i = 0; i < nodes; i++) {
- hda_nid_t nid = start_nid + i;
- caps = get_wcaps(codec, nid);
- if (!(caps & AC_WCAP_DIGITAL))
- continue;
- if (get_wcaps_type(caps) == AC_WID_PIN)
- hdmi_add_pin(codec, nid);
- }
- return 0;
- }
- /*
- */
- static bool check_non_pcm_per_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
- {
- struct hda_spdif_out *spdif;
- bool non_pcm;
- mutex_lock(&codec->spdif_mutex);
- spdif = snd_hda_spdif_out_of_nid(codec, cvt_nid);
- /* Add sanity check to pass klockwork check.
- * This should never happen.
- */
- if (WARN_ON(spdif == NULL)) {
- mutex_unlock(&codec->spdif_mutex);
- return true;
- }
- non_pcm = !!(spdif->status & IEC958_AES0_NONAUDIO);
- mutex_unlock(&codec->spdif_mutex);
- return non_pcm;
- }
- /*
- * HDMI callbacks
- */
- static int generic_hdmi_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
- struct hda_codec *codec,
- unsigned int stream_tag,
- unsigned int format,
- struct snd_pcm_substream *substream)
- {
- hda_nid_t cvt_nid = hinfo->nid;
- struct hdmi_spec *spec = codec->spec;
- int pin_idx;
- struct hdmi_spec_per_pin *per_pin;
- struct snd_pcm_runtime *runtime = substream->runtime;
- bool non_pcm;
- int pinctl, stripe;
- int err = 0;
- mutex_lock(&spec->pcm_lock);
- pin_idx = hinfo_to_pin_index(codec, hinfo);
- if (pin_idx < 0) {
- /* when pcm is not bound to a pin skip pin setup and return 0
- * to make audio playback be ongoing
- */
- pin_cvt_fixup(codec, NULL, cvt_nid);
- snd_hda_codec_setup_stream(codec, cvt_nid,
- stream_tag, 0, format);
- goto unlock;
- }
- if (snd_BUG_ON(pin_idx < 0)) {
- err = -EINVAL;
- goto unlock;
- }
- per_pin = get_pin(spec, pin_idx);
- /* Verify pin:cvt selections to avoid silent audio after S3.
- * After S3, the audio driver restores pin:cvt selections
- * but this can happen before gfx is ready and such selection
- * is overlooked by HW. Thus multiple pins can share a same
- * default convertor and mute control will affect each other,
- * which can cause a resumed audio playback become silent
- * after S3.
- */
- pin_cvt_fixup(codec, per_pin, 0);
- /* Call sync_audio_rate to set the N/CTS/M manually if necessary */
- /* Todo: add DP1.2 MST audio support later */
- if (codec_has_acomp(codec))
- snd_hdac_sync_audio_rate(&codec->core, per_pin->pin_nid,
- per_pin->dev_id, runtime->rate);
- non_pcm = check_non_pcm_per_cvt(codec, cvt_nid);
- mutex_lock(&per_pin->lock);
- per_pin->channels = substream->runtime->channels;
- per_pin->setup = true;
- if (get_wcaps(codec, cvt_nid) & AC_WCAP_STRIPE) {
- stripe = snd_hdac_get_stream_stripe_ctl(&codec->bus->core,
- substream);
- snd_hda_codec_write(codec, cvt_nid, 0,
- AC_VERB_SET_STRIPE_CONTROL,
- stripe);
- }
- hdmi_setup_audio_infoframe(codec, per_pin, non_pcm);
- mutex_unlock(&per_pin->lock);
- if (spec->dyn_pin_out) {
- snd_hda_set_dev_select(codec, per_pin->pin_nid,
- per_pin->dev_id);
- pinctl = snd_hda_codec_read(codec, per_pin->pin_nid, 0,
- AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
- snd_hda_codec_write(codec, per_pin->pin_nid, 0,
- AC_VERB_SET_PIN_WIDGET_CONTROL,
- pinctl | PIN_OUT);
- }
- /* snd_hda_set_dev_select() has been called before */
- err = spec->ops.setup_stream(codec, cvt_nid, per_pin->pin_nid,
- per_pin->dev_id, stream_tag, format);
- unlock:
- mutex_unlock(&spec->pcm_lock);
- return err;
- }
- static int generic_hdmi_playback_pcm_cleanup(struct hda_pcm_stream *hinfo,
- struct hda_codec *codec,
- struct snd_pcm_substream *substream)
- {
- snd_hda_codec_cleanup_stream(codec, hinfo->nid);
- return 0;
- }
- static int hdmi_pcm_close(struct hda_pcm_stream *hinfo,
- struct hda_codec *codec,
- struct snd_pcm_substream *substream)
- {
- struct hdmi_spec *spec = codec->spec;
- int cvt_idx, pin_idx, pcm_idx;
- struct hdmi_spec_per_cvt *per_cvt;
- struct hdmi_spec_per_pin *per_pin;
- int pinctl;
- int err = 0;
- mutex_lock(&spec->pcm_lock);
- if (hinfo->nid) {
- pcm_idx = hinfo_to_pcm_index(codec, hinfo);
- if (snd_BUG_ON(pcm_idx < 0)) {
- err = -EINVAL;
- goto unlock;
- }
- cvt_idx = cvt_nid_to_cvt_index(codec, hinfo->nid);
- if (snd_BUG_ON(cvt_idx < 0)) {
- err = -EINVAL;
- goto unlock;
- }
- per_cvt = get_cvt(spec, cvt_idx);
- per_cvt->assigned = false;
- hinfo->nid = 0;
- azx_stream(get_azx_dev(substream))->stripe = 0;
- snd_hda_spdif_ctls_unassign(codec, pcm_idx);
- clear_bit(pcm_idx, &spec->pcm_in_use);
- pin_idx = hinfo_to_pin_index(codec, hinfo);
- if (pin_idx < 0)
- goto unlock;
- if (snd_BUG_ON(pin_idx < 0)) {
- err = -EINVAL;
- goto unlock;
- }
- per_pin = get_pin(spec, pin_idx);
- if (spec->dyn_pin_out) {
- snd_hda_set_dev_select(codec, per_pin->pin_nid,
- per_pin->dev_id);
- pinctl = snd_hda_codec_read(codec, per_pin->pin_nid, 0,
- AC_VERB_GET_PIN_WIDGET_CONTROL, 0);
- snd_hda_codec_write(codec, per_pin->pin_nid, 0,
- AC_VERB_SET_PIN_WIDGET_CONTROL,
- pinctl & ~PIN_OUT);
- }
- mutex_lock(&per_pin->lock);
- per_pin->chmap_set = false;
- memset(per_pin->chmap, 0, sizeof(per_pin->chmap));
- per_pin->setup = false;
- per_pin->channels = 0;
- mutex_unlock(&per_pin->lock);
- }
- unlock:
- mutex_unlock(&spec->pcm_lock);
- return err;
- }
- static const struct hda_pcm_ops generic_ops = {
- .open = hdmi_pcm_open,
- .close = hdmi_pcm_close,
- .prepare = generic_hdmi_playback_pcm_prepare,
- .cleanup = generic_hdmi_playback_pcm_cleanup,
- };
- static int hdmi_get_spk_alloc(struct hdac_device *hdac, int pcm_idx)
- {
- struct hda_codec *codec = hdac_to_hda_codec(hdac);
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_spec_per_pin *per_pin = pcm_idx_to_pin(spec, pcm_idx);
- if (!per_pin)
- return 0;
- return per_pin->sink_eld.info.spk_alloc;
- }
- static void hdmi_get_chmap(struct hdac_device *hdac, int pcm_idx,
- unsigned char *chmap)
- {
- struct hda_codec *codec = hdac_to_hda_codec(hdac);
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_spec_per_pin *per_pin = pcm_idx_to_pin(spec, pcm_idx);
- /* chmap is already set to 0 in caller */
- if (!per_pin)
- return;
- memcpy(chmap, per_pin->chmap, ARRAY_SIZE(per_pin->chmap));
- }
- static void hdmi_set_chmap(struct hdac_device *hdac, int pcm_idx,
- unsigned char *chmap, int prepared)
- {
- struct hda_codec *codec = hdac_to_hda_codec(hdac);
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_spec_per_pin *per_pin = pcm_idx_to_pin(spec, pcm_idx);
- if (!per_pin)
- return;
- mutex_lock(&per_pin->lock);
- per_pin->chmap_set = true;
- memcpy(per_pin->chmap, chmap, ARRAY_SIZE(per_pin->chmap));
- if (prepared)
- hdmi_setup_audio_infoframe(codec, per_pin, per_pin->non_pcm);
- mutex_unlock(&per_pin->lock);
- }
- static bool is_hdmi_pcm_attached(struct hdac_device *hdac, int pcm_idx)
- {
- struct hda_codec *codec = hdac_to_hda_codec(hdac);
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_spec_per_pin *per_pin = pcm_idx_to_pin(spec, pcm_idx);
- return per_pin ? true:false;
- }
- static int generic_hdmi_build_pcms(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- int idx, pcm_num;
- /* limit the PCM devices to the codec converters or available PINs */
- pcm_num = min(spec->num_cvts, spec->num_pins);
- codec_dbg(codec, "hdmi: pcm_num set to %d\n", pcm_num);
- for (idx = 0; idx < pcm_num; idx++) {
- struct hda_pcm *info;
- struct hda_pcm_stream *pstr;
- info = snd_hda_codec_pcm_new(codec, "HDMI %d", idx);
- if (!info)
- return -ENOMEM;
- spec->pcm_rec[idx].pcm = info;
- spec->pcm_used++;
- info->pcm_type = HDA_PCM_TYPE_HDMI;
- info->own_chmap = true;
- pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
- pstr->substreams = 1;
- pstr->ops = generic_ops;
- /* pcm number is less than pcm_rec array size */
- if (spec->pcm_used >= ARRAY_SIZE(spec->pcm_rec))
- break;
- /* other pstr fields are set in open */
- }
- return 0;
- }
- static void free_hdmi_jack_priv(struct snd_jack *jack)
- {
- struct hdmi_pcm *pcm = jack->private_data;
- pcm->jack = NULL;
- }
- static int generic_hdmi_build_jack(struct hda_codec *codec, int pcm_idx)
- {
- char hdmi_str[32] = "HDMI/DP";
- struct hdmi_spec *spec = codec->spec;
- struct snd_jack *jack;
- int pcmdev = get_pcm_rec(spec, pcm_idx)->device;
- int err;
- if (pcmdev > 0)
- sprintf(hdmi_str + strlen(hdmi_str), ",pcm=%d", pcmdev);
- err = snd_jack_new(codec->card, hdmi_str, SND_JACK_AVOUT, &jack,
- true, false);
- if (err < 0)
- return err;
- spec->pcm_rec[pcm_idx].jack = jack;
- jack->private_data = &spec->pcm_rec[pcm_idx];
- jack->private_free = free_hdmi_jack_priv;
- return 0;
- }
- static int generic_hdmi_build_controls(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- int dev, err;
- int pin_idx, pcm_idx;
- for (pcm_idx = 0; pcm_idx < spec->pcm_used; pcm_idx++) {
- if (!get_pcm_rec(spec, pcm_idx)->pcm) {
- /* no PCM: mark this for skipping permanently */
- set_bit(pcm_idx, &spec->pcm_bitmap);
- continue;
- }
- err = generic_hdmi_build_jack(codec, pcm_idx);
- if (err < 0)
- return err;
- /* create the spdif for each pcm
- * pin will be bound when monitor is connected
- */
- err = snd_hda_create_dig_out_ctls(codec,
- 0, spec->cvt_nids[0],
- HDA_PCM_TYPE_HDMI);
- if (err < 0)
- return err;
- snd_hda_spdif_ctls_unassign(codec, pcm_idx);
- dev = get_pcm_rec(spec, pcm_idx)->device;
- if (dev != SNDRV_PCM_INVALID_DEVICE) {
- /* add control for ELD Bytes */
- err = hdmi_create_eld_ctl(codec, pcm_idx, dev);
- if (err < 0)
- return err;
- }
- }
- for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
- struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
- struct hdmi_eld *pin_eld = &per_pin->sink_eld;
- if (spec->static_pcm_mapping) {
- hdmi_attach_hda_pcm(spec, per_pin);
- hdmi_pcm_setup_pin(spec, per_pin);
- }
- pin_eld->eld_valid = false;
- hdmi_present_sense(per_pin, 0);
- }
- /* add channel maps */
- for (pcm_idx = 0; pcm_idx < spec->pcm_used; pcm_idx++) {
- struct hda_pcm *pcm;
- pcm = get_pcm_rec(spec, pcm_idx);
- if (!pcm || !pcm->pcm)
- break;
- err = snd_hdac_add_chmap_ctls(pcm->pcm, pcm_idx, &spec->chmap);
- if (err < 0)
- return err;
- }
- return 0;
- }
- static int generic_hdmi_init_per_pins(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- int pin_idx;
- for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
- struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
- per_pin->codec = codec;
- mutex_init(&per_pin->lock);
- INIT_DELAYED_WORK(&per_pin->work, hdmi_repoll_eld);
- eld_proc_new(per_pin, pin_idx);
- }
- return 0;
- }
- static int generic_hdmi_init(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- int pin_idx;
- mutex_lock(&spec->bind_lock);
- 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;
- int dev_id = per_pin->dev_id;
- snd_hda_set_dev_select(codec, pin_nid, dev_id);
- hdmi_init_pin(codec, pin_nid);
- if (codec_has_acomp(codec))
- continue;
- snd_hda_jack_detect_enable_callback_mst(codec, pin_nid, dev_id,
- jack_callback);
- }
- mutex_unlock(&spec->bind_lock);
- return 0;
- }
- static void hdmi_array_init(struct hdmi_spec *spec, int nums)
- {
- snd_array_init(&spec->pins, sizeof(struct hdmi_spec_per_pin), nums);
- snd_array_init(&spec->cvts, sizeof(struct hdmi_spec_per_cvt), nums);
- }
- static void hdmi_array_free(struct hdmi_spec *spec)
- {
- snd_array_free(&spec->pins);
- snd_array_free(&spec->cvts);
- }
- static void generic_spec_free(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- if (spec) {
- hdmi_array_free(spec);
- kfree(spec);
- codec->spec = NULL;
- }
- codec->dp_mst = false;
- }
- static void generic_hdmi_free(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- int pin_idx, pcm_idx;
- 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;
- for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
- struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
- cancel_delayed_work_sync(&per_pin->work);
- eld_proc_free(per_pin);
- }
- for (pcm_idx = 0; pcm_idx < spec->pcm_used; pcm_idx++) {
- if (spec->pcm_rec[pcm_idx].jack == NULL)
- continue;
- snd_device_free(codec->card, spec->pcm_rec[pcm_idx].jack);
- }
- generic_spec_free(codec);
- }
- #ifdef CONFIG_PM
- static int generic_hdmi_suspend(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- int pin_idx;
- for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
- struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
- cancel_delayed_work_sync(&per_pin->work);
- }
- return 0;
- }
- static int generic_hdmi_resume(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- int pin_idx;
- codec->patch_ops.init(codec);
- snd_hda_regmap_sync(codec);
- for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
- struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
- hdmi_present_sense(per_pin, 1);
- }
- return 0;
- }
- #endif
- static const struct hda_codec_ops generic_hdmi_patch_ops = {
- .init = generic_hdmi_init,
- .free = generic_hdmi_free,
- .build_pcms = generic_hdmi_build_pcms,
- .build_controls = generic_hdmi_build_controls,
- .unsol_event = hdmi_unsol_event,
- #ifdef CONFIG_PM
- .suspend = generic_hdmi_suspend,
- .resume = generic_hdmi_resume,
- #endif
- };
- static const struct hdmi_ops generic_standard_hdmi_ops = {
- .pin_get_eld = hdmi_pin_get_eld,
- .pin_setup_infoframe = hdmi_pin_setup_infoframe,
- .pin_hbr_setup = hdmi_pin_hbr_setup,
- .setup_stream = hdmi_setup_stream,
- };
- /* allocate codec->spec and assign/initialize generic parser ops */
- static int alloc_generic_hdmi(struct hda_codec *codec)
- {
- struct hdmi_spec *spec;
- spec = kzalloc(sizeof(*spec), GFP_KERNEL);
- 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);
- mutex_init(&spec->bind_lock);
- snd_hdac_register_chmap_ops(&codec->core, &spec->chmap);
- spec->chmap.ops.get_chmap = hdmi_get_chmap;
- spec->chmap.ops.set_chmap = hdmi_set_chmap;
- spec->chmap.ops.is_pcm_attached = is_hdmi_pcm_attached;
- spec->chmap.ops.get_spk_alloc = hdmi_get_spk_alloc;
- codec->spec = spec;
- hdmi_array_init(spec, 4);
- codec->patch_ops = generic_hdmi_patch_ops;
- return 0;
- }
- /* generic HDMI parser */
- static int patch_generic_hdmi(struct hda_codec *codec)
- {
- int err;
- err = alloc_generic_hdmi(codec);
- if (err < 0)
- return err;
- err = hdmi_parse_codec(codec);
- if (err < 0) {
- generic_spec_free(codec);
- return err;
- }
- generic_hdmi_init_per_pins(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,
- int dev_id, bool use_acomp)
- {
- struct hda_jack_tbl *tbl;
- tbl = snd_hda_jack_tbl_get_mst(codec, nid, dev_id);
- 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);
- }
- }
- /* 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->bind_lock);
- spec->use_acomp_notifier = use_acomp;
- spec->codec->relaxed_resume = use_acomp;
- spec->codec->bus->keep_power = 0;
- /* reprogram each jack detection logic depending on the notifier */
- for (i = 0; i < spec->num_pins; i++)
- reprogram_jack_detect(spec->codec,
- get_pin(spec, i)->pin_nid,
- get_pin(spec, i)->dev_id,
- use_acomp);
- mutex_unlock(&spec->bind_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 (codec->core.dev.power.power_state.event == PM_EVENT_SUSPEND)
- 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;
- if (!enable_acomp) {
- codec_info(codec, "audio component disabled by module option\n");
- return;
- }
- 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
- */
- #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,
- bool update_tree)
- {
- unsigned int vendor_param;
- struct hdmi_spec *spec = codec->spec;
- vendor_param = snd_hda_codec_read(codec, spec->vendor_nid, 0,
- INTEL_GET_VENDOR_VERB, 0);
- if (vendor_param == -1 || vendor_param & INTEL_EN_ALL_PIN_CVTS)
- return;
- vendor_param |= INTEL_EN_ALL_PIN_CVTS;
- vendor_param = snd_hda_codec_read(codec, spec->vendor_nid, 0,
- INTEL_SET_VENDOR_VERB, vendor_param);
- if (vendor_param == -1)
- return;
- if (update_tree)
- snd_hda_codec_update_widgets(codec);
- }
- static void intel_haswell_fixup_enable_dp12(struct hda_codec *codec)
- {
- unsigned int vendor_param;
- struct hdmi_spec *spec = codec->spec;
- vendor_param = snd_hda_codec_read(codec, spec->vendor_nid, 0,
- INTEL_GET_VENDOR_VERB, 0);
- if (vendor_param == -1 || vendor_param & INTEL_EN_DP12)
- return;
- /* enable DP1.2 mode */
- vendor_param |= INTEL_EN_DP12;
- snd_hdac_regmap_add_vendor_verb(&codec->core, INTEL_SET_VENDOR_VERB);
- snd_hda_codec_write_cache(codec, spec->vendor_nid, 0,
- INTEL_SET_VENDOR_VERB, vendor_param);
- }
- /* Haswell needs to re-issue the vendor-specific verbs before turning to D0.
- * Otherwise you may get severe h/w communication errors.
- */
- static void haswell_set_power_state(struct hda_codec *codec, hda_nid_t fg,
- unsigned int power_state)
- {
- if (power_state == AC_PWRST_D0) {
- intel_haswell_enable_all_pins(codec, false);
- intel_haswell_fixup_enable_dp12(codec);
- }
- snd_hda_codec_read(codec, fg, 0, AC_VERB_SET_POWER_STATE, power_state);
- snd_hda_codec_set_power_to_all(codec, fg, power_state);
- }
- /* There is a fixed mapping between audio pin node and display port.
- * on SNB, IVY, HSW, BSW, SKL, BXT, KBL:
- * Pin Widget 5 - PORT B (port = 1 in i915 driver)
- * Pin Widget 6 - PORT C (port = 2 in i915 driver)
- * Pin Widget 7 - PORT D (port = 3 in i915 driver)
- *
- * on VLV, ILK:
- * Pin Widget 4 - PORT B (port = 1 in i915 driver)
- * Pin Widget 5 - PORT C (port = 2 in i915 driver)
- * Pin Widget 6 - PORT D (port = 3 in i915 driver)
- */
- static int intel_base_nid(struct hda_codec *codec)
- {
- switch (codec->core.vendor_id) {
- case 0x80860054: /* ILK */
- case 0x80862804: /* ILK */
- case 0x80862882: /* VLV */
- return 4;
- default:
- return 5;
- }
- }
- static int intel_pin2port(void *audio_ptr, int pin_nid)
- {
- struct hda_codec *codec = audio_ptr;
- struct hdmi_spec *spec = codec->spec;
- int base_nid, i;
- if (!spec->port_num) {
- base_nid = intel_base_nid(codec);
- if (WARN_ON(pin_nid < base_nid || pin_nid >= base_nid + 3))
- return -1;
- return pin_nid - base_nid + 1;
- }
- /*
- * looking for the pin number in the mapping table and return
- * the index which indicate the port number
- */
- for (i = 0; i < spec->port_num; i++) {
- if (pin_nid == spec->port_map[i])
- return i;
- }
- codec_info(codec, "Can't find the HDMI/DP port for pin NID 0x%x\n", pin_nid);
- return -1;
- }
- static int intel_port2pin(struct hda_codec *codec, int port)
- {
- struct hdmi_spec *spec = codec->spec;
- if (!spec->port_num) {
- /* we assume only from port-B to port-D */
- if (port < 1 || port > 3)
- return 0;
- return port + intel_base_nid(codec) - 1;
- }
- if (port < 0 || port >= spec->port_num)
- return 0;
- return spec->port_map[port];
- }
- static void intel_pin_eld_notify(void *audio_ptr, int port, int pipe)
- {
- struct hda_codec *codec = audio_ptr;
- int pin_nid;
- int dev_id = pipe;
- pin_nid = intel_port2pin(codec, port);
- if (!pin_nid)
- return;
- /* skip notification during system suspend (but not in runtime PM);
- * the state will be updated at resume
- */
- if (codec->core.dev.power.power_state.event == PM_EVENT_SUSPEND)
- return;
- snd_hdac_i915_set_bclk(&codec->bus->core);
- 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->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 */
- codec->relaxed_resume = 1;
- }
- /* setup_stream ops override for HSW+ */
- static int i915_hsw_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
- hda_nid_t pin_nid, int dev_id, u32 stream_tag,
- int format)
- {
- struct hdmi_spec *spec = codec->spec;
- int pin_idx = pin_id_to_pin_index(codec, pin_nid, dev_id);
- struct hdmi_spec_per_pin *per_pin;
- int res;
- if (pin_idx < 0)
- per_pin = NULL;
- else
- per_pin = get_pin(spec, pin_idx);
- haswell_verify_D0(codec, cvt_nid, pin_nid);
- if (spec->silent_stream_type == SILENT_STREAM_KAE && per_pin && per_pin->silent_stream) {
- silent_stream_set_kae(codec, per_pin, false);
- /* wait for pending transfers in codec to clear */
- usleep_range(100, 200);
- }
- res = hdmi_setup_stream(codec, cvt_nid, pin_nid, dev_id,
- stream_tag, format);
- if (spec->silent_stream_type == SILENT_STREAM_KAE && per_pin && per_pin->silent_stream) {
- usleep_range(100, 200);
- silent_stream_set_kae(codec, per_pin, true);
- }
- return res;
- }
- /* pin_cvt_fixup ops override for HSW+ and VLV+ */
- static void i915_pin_cvt_fixup(struct hda_codec *codec,
- struct hdmi_spec_per_pin *per_pin,
- hda_nid_t cvt_nid)
- {
- if (per_pin) {
- haswell_verify_D0(codec, per_pin->cvt_nid, per_pin->pin_nid);
- snd_hda_set_dev_select(codec, per_pin->pin_nid,
- per_pin->dev_id);
- intel_verify_pin_cvt_connect(codec, per_pin);
- intel_not_share_assigned_cvt(codec, per_pin->pin_nid,
- per_pin->dev_id, per_pin->mux_idx);
- } else {
- intel_not_share_assigned_cvt_nid(codec, 0, 0, cvt_nid);
- }
- }
- #ifdef CONFIG_PM
- static int i915_adlp_hdmi_suspend(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- bool silent_streams = false;
- int pin_idx, res;
- res = generic_hdmi_suspend(codec);
- for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
- struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
- if (per_pin->silent_stream) {
- silent_streams = true;
- break;
- }
- }
- if (silent_streams && spec->silent_stream_type == SILENT_STREAM_KAE) {
- /*
- * stream-id should remain programmed when codec goes
- * to runtime suspend
- */
- codec->no_stream_clean_at_suspend = 1;
- /*
- * the system might go to S3, in which case keep-alive
- * must be reprogrammed upon resume
- */
- codec->forced_resume = 1;
- codec_dbg(codec, "HDMI: KAE active at suspend\n");
- } else {
- codec->no_stream_clean_at_suspend = 0;
- codec->forced_resume = 0;
- }
- return res;
- }
- static int i915_adlp_hdmi_resume(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- int pin_idx, res;
- res = generic_hdmi_resume(codec);
- /* KAE not programmed at suspend, nothing to do here */
- if (!codec->no_stream_clean_at_suspend)
- return res;
- for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
- struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
- /*
- * If system was in suspend with monitor connected,
- * the codec setting may have been lost. Re-enable
- * keep-alive.
- */
- if (per_pin->silent_stream) {
- unsigned int param;
- param = snd_hda_codec_read(codec, per_pin->cvt_nid, 0,
- AC_VERB_GET_CONV, 0);
- if (!param) {
- codec_dbg(codec, "HDMI: KAE: restore stream id\n");
- silent_stream_enable_i915(codec, per_pin);
- }
- param = snd_hda_codec_read(codec, per_pin->cvt_nid, 0,
- AC_VERB_GET_DIGI_CONVERT_1, 0);
- if (!(param & (AC_DIG3_KAE << 16))) {
- codec_dbg(codec, "HDMI: KAE: restore DIG3_KAE\n");
- silent_stream_set_kae(codec, per_pin, true);
- }
- }
- }
- return res;
- }
- #endif
- /* precondition and allocation for Intel codecs */
- static int alloc_intel_hdmi(struct hda_codec *codec)
- {
- int err;
- /* requires i915 binding */
- if (!codec->bus->core.audio_component) {
- codec_info(codec, "No i915 binding for Intel HDMI/DP codec\n");
- /* set probe_id here to prevent generic fallback binding */
- codec->probe_id = HDA_CODEC_ID_SKIP_PROBE;
- return -ENODEV;
- }
- err = alloc_generic_hdmi(codec);
- if (err < 0)
- return err;
- /* no need to handle unsol events */
- codec->patch_ops.unsol_event = NULL;
- return 0;
- }
- /* parse and post-process for Intel codecs */
- static int parse_intel_hdmi(struct hda_codec *codec)
- {
- int err, retries = 3;
- do {
- err = hdmi_parse_codec(codec);
- } while (err < 0 && retries--);
- if (err < 0) {
- generic_spec_free(codec);
- return err;
- }
- generic_hdmi_init_per_pins(codec);
- register_i915_notifier(codec);
- return 0;
- }
- /* Intel Haswell and onwards; audio component with eld notifier */
- static int intel_hsw_common_init(struct hda_codec *codec, hda_nid_t vendor_nid,
- const int *port_map, int port_num, int dev_num,
- bool send_silent_stream)
- {
- struct hdmi_spec *spec;
- int err;
- err = alloc_intel_hdmi(codec);
- if (err < 0)
- return err;
- spec = codec->spec;
- codec->dp_mst = true;
- spec->vendor_nid = vendor_nid;
- spec->port_map = port_map;
- spec->port_num = port_num;
- spec->intel_hsw_fixup = true;
- spec->dev_num = dev_num;
- intel_haswell_enable_all_pins(codec, true);
- intel_haswell_fixup_enable_dp12(codec);
- codec->display_power_control = 1;
- codec->patch_ops.set_power_state = haswell_set_power_state;
- codec->depop_delay = 0;
- codec->auto_runtime_pm = 1;
- spec->ops.setup_stream = i915_hsw_setup_stream;
- spec->ops.pin_cvt_fixup = i915_pin_cvt_fixup;
- /*
- * Enable silent stream feature, if it is enabled via
- * module param or Kconfig option
- */
- if (send_silent_stream)
- spec->silent_stream_type = SILENT_STREAM_I915;
- return parse_intel_hdmi(codec);
- }
- static int patch_i915_hsw_hdmi(struct hda_codec *codec)
- {
- return intel_hsw_common_init(codec, 0x08, NULL, 0, 3,
- enable_silent_stream);
- }
- static int patch_i915_glk_hdmi(struct hda_codec *codec)
- {
- /*
- * Silent stream calls audio component .get_power() from
- * .pin_eld_notify(). On GLK this will deadlock in i915 due
- * to the audio vs. CDCLK workaround.
- */
- return intel_hsw_common_init(codec, 0x0b, NULL, 0, 3, false);
- }
- static int patch_i915_icl_hdmi(struct hda_codec *codec)
- {
- /*
- * pin to port mapping table where the value indicate the pin number and
- * the index indicate the port number.
- */
- static const int map[] = {0x0, 0x4, 0x6, 0x8, 0xa, 0xb};
- return intel_hsw_common_init(codec, 0x02, map, ARRAY_SIZE(map), 3,
- enable_silent_stream);
- }
- static int patch_i915_tgl_hdmi(struct hda_codec *codec)
- {
- /*
- * pin to port mapping table where the value indicate the pin number and
- * the index indicate the port number.
- */
- static const int map[] = {0x4, 0x6, 0x8, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf};
- return intel_hsw_common_init(codec, 0x02, map, ARRAY_SIZE(map), 4,
- enable_silent_stream);
- }
- static int patch_i915_adlp_hdmi(struct hda_codec *codec)
- {
- struct hdmi_spec *spec;
- int res;
- res = patch_i915_tgl_hdmi(codec);
- if (!res) {
- spec = codec->spec;
- if (spec->silent_stream_type) {
- spec->silent_stream_type = SILENT_STREAM_KAE;
- #ifdef CONFIG_PM
- codec->patch_ops.resume = i915_adlp_hdmi_resume;
- codec->patch_ops.suspend = i915_adlp_hdmi_suspend;
- #endif
- }
- }
- return res;
- }
- /* Intel Baytrail and Braswell; with eld notifier */
- static int patch_i915_byt_hdmi(struct hda_codec *codec)
- {
- struct hdmi_spec *spec;
- int err;
- err = alloc_intel_hdmi(codec);
- if (err < 0)
- return err;
- spec = codec->spec;
- /* For Valleyview/Cherryview, only the display codec is in the display
- * power well and can use link_power ops to request/release the power.
- */
- codec->display_power_control = 1;
- codec->depop_delay = 0;
- codec->auto_runtime_pm = 1;
- spec->ops.pin_cvt_fixup = i915_pin_cvt_fixup;
- return parse_intel_hdmi(codec);
- }
- /* Intel IronLake, SandyBridge and IvyBridge; with eld notifier */
- static int patch_i915_cpt_hdmi(struct hda_codec *codec)
- {
- int err;
- err = alloc_intel_hdmi(codec);
- if (err < 0)
- return err;
- return parse_intel_hdmi(codec);
- }
- /*
- * Shared non-generic implementations
- */
- static int simple_playback_build_pcms(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- struct hda_pcm *info;
- unsigned int chans;
- struct hda_pcm_stream *pstr;
- struct hdmi_spec_per_cvt *per_cvt;
- per_cvt = get_cvt(spec, 0);
- chans = get_wcaps(codec, per_cvt->cvt_nid);
- chans = get_wcaps_channels(chans);
- info = snd_hda_codec_pcm_new(codec, "HDMI 0");
- if (!info)
- return -ENOMEM;
- spec->pcm_rec[0].pcm = info;
- info->pcm_type = HDA_PCM_TYPE_HDMI;
- pstr = &info->stream[SNDRV_PCM_STREAM_PLAYBACK];
- *pstr = spec->pcm_playback;
- pstr->nid = per_cvt->cvt_nid;
- if (pstr->channels_max <= 2 && chans && chans <= 16)
- pstr->channels_max = chans;
- return 0;
- }
- /* unsolicited event for jack sensing */
- static void simple_hdmi_unsol_event(struct hda_codec *codec,
- unsigned int res)
- {
- snd_hda_jack_set_dirty_all(codec);
- snd_hda_jack_report_sync(codec);
- }
- /* generic_hdmi_build_jack can be used for simple_hdmi, too,
- * as long as spec->pins[] is set correctly
- */
- #define simple_hdmi_build_jack generic_hdmi_build_jack
- static int simple_playback_build_controls(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_spec_per_cvt *per_cvt;
- int err;
- per_cvt = get_cvt(spec, 0);
- err = snd_hda_create_dig_out_ctls(codec, per_cvt->cvt_nid,
- per_cvt->cvt_nid,
- HDA_PCM_TYPE_HDMI);
- if (err < 0)
- return err;
- return simple_hdmi_build_jack(codec, 0);
- }
- static int simple_playback_init(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- struct hdmi_spec_per_pin *per_pin = get_pin(spec, 0);
- hda_nid_t pin = per_pin->pin_nid;
- snd_hda_codec_write(codec, pin, 0,
- AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT);
- /* some codecs require to unmute the pin */
- if (get_wcaps(codec, pin) & AC_WCAP_OUT_AMP)
- snd_hda_codec_write(codec, pin, 0, AC_VERB_SET_AMP_GAIN_MUTE,
- AMP_OUT_UNMUTE);
- snd_hda_jack_detect_enable(codec, pin, per_pin->dev_id);
- return 0;
- }
- static void simple_playback_free(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- hdmi_array_free(spec);
- kfree(spec);
- }
- /*
- * Nvidia specific implementations
- */
- #define Nv_VERB_SET_Channel_Allocation 0xF79
- #define Nv_VERB_SET_Info_Frame_Checksum 0xF7A
- #define Nv_VERB_SET_Audio_Protection_On 0xF98
- #define Nv_VERB_SET_Audio_Protection_Off 0xF99
- #define nvhdmi_master_con_nid_7x 0x04
- #define nvhdmi_master_pin_nid_7x 0x05
- static const hda_nid_t nvhdmi_con_nids_7x[4] = {
- /*front, rear, clfe, rear_surr */
- 0x6, 0x8, 0xa, 0xc,
- };
- static const struct hda_verb nvhdmi_basic_init_7x_2ch[] = {
- /* set audio protect on */
- { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
- /* enable digital output on pin widget */
- { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
- {} /* terminator */
- };
- static const struct hda_verb nvhdmi_basic_init_7x_8ch[] = {
- /* set audio protect on */
- { 0x1, Nv_VERB_SET_Audio_Protection_On, 0x1},
- /* enable digital output on pin widget */
- { 0x5, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
- { 0x7, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
- { 0x9, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
- { 0xb, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
- { 0xd, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_OUT | 0x5 },
- {} /* terminator */
- };
- #ifdef LIMITED_RATE_FMT_SUPPORT
- /* support only the safe format and rate */
- #define SUPPORTED_RATES SNDRV_PCM_RATE_48000
- #define SUPPORTED_MAXBPS 16
- #define SUPPORTED_FORMATS SNDRV_PCM_FMTBIT_S16_LE
- #else
- /* support all rates and formats */
- #define SUPPORTED_RATES \
- (SNDRV_PCM_RATE_32000 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
- SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\
- SNDRV_PCM_RATE_192000)
- #define SUPPORTED_MAXBPS 24
- #define SUPPORTED_FORMATS \
- (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
- #endif
- static int nvhdmi_7x_init_2ch(struct hda_codec *codec)
- {
- snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_2ch);
- return 0;
- }
- static int nvhdmi_7x_init_8ch(struct hda_codec *codec)
- {
- snd_hda_sequence_write(codec, nvhdmi_basic_init_7x_8ch);
- return 0;
- }
- static const unsigned int channels_2_6_8[] = {
- 2, 6, 8
- };
- static const unsigned int channels_2_8[] = {
- 2, 8
- };
- static const struct snd_pcm_hw_constraint_list hw_constraints_2_6_8_channels = {
- .count = ARRAY_SIZE(channels_2_6_8),
- .list = channels_2_6_8,
- .mask = 0,
- };
- static const struct snd_pcm_hw_constraint_list hw_constraints_2_8_channels = {
- .count = ARRAY_SIZE(channels_2_8),
- .list = channels_2_8,
- .mask = 0,
- };
- static int simple_playback_pcm_open(struct hda_pcm_stream *hinfo,
- struct hda_codec *codec,
- struct snd_pcm_substream *substream)
- {
- struct hdmi_spec *spec = codec->spec;
- const struct snd_pcm_hw_constraint_list *hw_constraints_channels = NULL;
- switch (codec->preset->vendor_id) {
- case 0x10de0002:
- case 0x10de0003:
- case 0x10de0005:
- case 0x10de0006:
- hw_constraints_channels = &hw_constraints_2_8_channels;
- break;
- case 0x10de0007:
- hw_constraints_channels = &hw_constraints_2_6_8_channels;
- break;
- default:
- break;
- }
- if (hw_constraints_channels != NULL) {
- snd_pcm_hw_constraint_list(substream->runtime, 0,
- SNDRV_PCM_HW_PARAM_CHANNELS,
- hw_constraints_channels);
- } else {
- snd_pcm_hw_constraint_step(substream->runtime, 0,
- SNDRV_PCM_HW_PARAM_CHANNELS, 2);
- }
- return snd_hda_multi_out_dig_open(codec, &spec->multiout);
- }
- static int simple_playback_pcm_close(struct hda_pcm_stream *hinfo,
- struct hda_codec *codec,
- struct snd_pcm_substream *substream)
- {
- struct hdmi_spec *spec = codec->spec;
- return snd_hda_multi_out_dig_close(codec, &spec->multiout);
- }
- static int simple_playback_pcm_prepare(struct hda_pcm_stream *hinfo,
- struct hda_codec *codec,
- unsigned int stream_tag,
- unsigned int format,
- struct snd_pcm_substream *substream)
- {
- struct hdmi_spec *spec = codec->spec;
- return snd_hda_multi_out_dig_prepare(codec, &spec->multiout,
- stream_tag, format, substream);
- }
- static const struct hda_pcm_stream simple_pcm_playback = {
- .substreams = 1,
- .channels_min = 2,
- .channels_max = 2,
- .ops = {
- .open = simple_playback_pcm_open,
- .close = simple_playback_pcm_close,
- .prepare = simple_playback_pcm_prepare
- },
- };
- static const struct hda_codec_ops simple_hdmi_patch_ops = {
- .build_controls = simple_playback_build_controls,
- .build_pcms = simple_playback_build_pcms,
- .init = simple_playback_init,
- .free = simple_playback_free,
- .unsol_event = simple_hdmi_unsol_event,
- };
- static int patch_simple_hdmi(struct hda_codec *codec,
- hda_nid_t cvt_nid, hda_nid_t pin_nid)
- {
- struct hdmi_spec *spec;
- struct hdmi_spec_per_cvt *per_cvt;
- struct hdmi_spec_per_pin *per_pin;
- spec = kzalloc(sizeof(*spec), GFP_KERNEL);
- if (!spec)
- return -ENOMEM;
- spec->codec = codec;
- codec->spec = spec;
- hdmi_array_init(spec, 1);
- spec->multiout.num_dacs = 0; /* no analog */
- spec->multiout.max_channels = 2;
- spec->multiout.dig_out_nid = cvt_nid;
- spec->num_cvts = 1;
- spec->num_pins = 1;
- per_pin = snd_array_new(&spec->pins);
- per_cvt = snd_array_new(&spec->cvts);
- if (!per_pin || !per_cvt) {
- simple_playback_free(codec);
- return -ENOMEM;
- }
- per_cvt->cvt_nid = cvt_nid;
- per_pin->pin_nid = pin_nid;
- spec->pcm_playback = simple_pcm_playback;
- codec->patch_ops = simple_hdmi_patch_ops;
- return 0;
- }
- static void nvhdmi_8ch_7x_set_info_frame_parameters(struct hda_codec *codec,
- int channels)
- {
- unsigned int chanmask;
- int chan = channels ? (channels - 1) : 1;
- switch (channels) {
- default:
- case 0:
- case 2:
- chanmask = 0x00;
- break;
- case 4:
- chanmask = 0x08;
- break;
- case 6:
- chanmask = 0x0b;
- break;
- case 8:
- chanmask = 0x13;
- break;
- }
- /* Set the audio infoframe channel allocation and checksum fields. The
- * channel count is computed implicitly by the hardware. */
- snd_hda_codec_write(codec, 0x1, 0,
- Nv_VERB_SET_Channel_Allocation, chanmask);
- snd_hda_codec_write(codec, 0x1, 0,
- Nv_VERB_SET_Info_Frame_Checksum,
- (0x71 - chan - chanmask));
- }
- static int nvhdmi_8ch_7x_pcm_close(struct hda_pcm_stream *hinfo,
- struct hda_codec *codec,
- struct snd_pcm_substream *substream)
- {
- struct hdmi_spec *spec = codec->spec;
- int i;
- snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x,
- 0, AC_VERB_SET_CHANNEL_STREAMID, 0);
- for (i = 0; i < 4; i++) {
- /* set the stream id */
- snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
- AC_VERB_SET_CHANNEL_STREAMID, 0);
- /* set the stream format */
- snd_hda_codec_write(codec, nvhdmi_con_nids_7x[i], 0,
- AC_VERB_SET_STREAM_FORMAT, 0);
- }
- /* The audio hardware sends a channel count of 0x7 (8ch) when all the
- * streams are disabled. */
- nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
- return snd_hda_multi_out_dig_close(codec, &spec->multiout);
- }
- static int nvhdmi_8ch_7x_pcm_prepare(struct hda_pcm_stream *hinfo,
- struct hda_codec *codec,
- unsigned int stream_tag,
- unsigned int format,
- struct snd_pcm_substream *substream)
- {
- int chs;
- unsigned int dataDCC2, channel_id;
- int i;
- struct hdmi_spec *spec = codec->spec;
- struct hda_spdif_out *spdif;
- struct hdmi_spec_per_cvt *per_cvt;
- mutex_lock(&codec->spdif_mutex);
- per_cvt = get_cvt(spec, 0);
- spdif = snd_hda_spdif_out_of_nid(codec, per_cvt->cvt_nid);
- chs = substream->runtime->channels;
- dataDCC2 = 0x2;
- /* turn off SPDIF once; otherwise the IEC958 bits won't be updated */
- if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE))
- snd_hda_codec_write(codec,
- nvhdmi_master_con_nid_7x,
- 0,
- AC_VERB_SET_DIGI_CONVERT_1,
- spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
- /* set the stream id */
- snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
- AC_VERB_SET_CHANNEL_STREAMID, (stream_tag << 4) | 0x0);
- /* set the stream format */
- snd_hda_codec_write(codec, nvhdmi_master_con_nid_7x, 0,
- AC_VERB_SET_STREAM_FORMAT, format);
- /* turn on again (if needed) */
- /* enable and set the channel status audio/data flag */
- if (codec->spdif_status_reset && (spdif->ctls & AC_DIG1_ENABLE)) {
- snd_hda_codec_write(codec,
- nvhdmi_master_con_nid_7x,
- 0,
- AC_VERB_SET_DIGI_CONVERT_1,
- spdif->ctls & 0xff);
- snd_hda_codec_write(codec,
- nvhdmi_master_con_nid_7x,
- 0,
- AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
- }
- for (i = 0; i < 4; i++) {
- if (chs == 2)
- channel_id = 0;
- else
- channel_id = i * 2;
- /* turn off SPDIF once;
- *otherwise the IEC958 bits won't be updated
- */
- if (codec->spdif_status_reset &&
- (spdif->ctls & AC_DIG1_ENABLE))
- snd_hda_codec_write(codec,
- nvhdmi_con_nids_7x[i],
- 0,
- AC_VERB_SET_DIGI_CONVERT_1,
- spdif->ctls & ~AC_DIG1_ENABLE & 0xff);
- /* set the stream id */
- snd_hda_codec_write(codec,
- nvhdmi_con_nids_7x[i],
- 0,
- AC_VERB_SET_CHANNEL_STREAMID,
- (stream_tag << 4) | channel_id);
- /* set the stream format */
- snd_hda_codec_write(codec,
- nvhdmi_con_nids_7x[i],
- 0,
- AC_VERB_SET_STREAM_FORMAT,
- format);
- /* turn on again (if needed) */
- /* enable and set the channel status audio/data flag */
- if (codec->spdif_status_reset &&
- (spdif->ctls & AC_DIG1_ENABLE)) {
- snd_hda_codec_write(codec,
- nvhdmi_con_nids_7x[i],
- 0,
- AC_VERB_SET_DIGI_CONVERT_1,
- spdif->ctls & 0xff);
- snd_hda_codec_write(codec,
- nvhdmi_con_nids_7x[i],
- 0,
- AC_VERB_SET_DIGI_CONVERT_2, dataDCC2);
- }
- }
- nvhdmi_8ch_7x_set_info_frame_parameters(codec, chs);
- mutex_unlock(&codec->spdif_mutex);
- return 0;
- }
- static const struct hda_pcm_stream nvhdmi_pcm_playback_8ch_7x = {
- .substreams = 1,
- .channels_min = 2,
- .channels_max = 8,
- .nid = nvhdmi_master_con_nid_7x,
- .rates = SUPPORTED_RATES,
- .maxbps = SUPPORTED_MAXBPS,
- .formats = SUPPORTED_FORMATS,
- .ops = {
- .open = simple_playback_pcm_open,
- .close = nvhdmi_8ch_7x_pcm_close,
- .prepare = nvhdmi_8ch_7x_pcm_prepare
- },
- };
- static int patch_nvhdmi_2ch(struct hda_codec *codec)
- {
- struct hdmi_spec *spec;
- int err = patch_simple_hdmi(codec, nvhdmi_master_con_nid_7x,
- nvhdmi_master_pin_nid_7x);
- if (err < 0)
- return err;
- codec->patch_ops.init = nvhdmi_7x_init_2ch;
- /* override the PCM rates, etc, as the codec doesn't give full list */
- spec = codec->spec;
- spec->pcm_playback.rates = SUPPORTED_RATES;
- spec->pcm_playback.maxbps = SUPPORTED_MAXBPS;
- spec->pcm_playback.formats = SUPPORTED_FORMATS;
- spec->nv_dp_workaround = true;
- return 0;
- }
- static int nvhdmi_7x_8ch_build_pcms(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- int err = simple_playback_build_pcms(codec);
- if (!err) {
- struct hda_pcm *info = get_pcm_rec(spec, 0);
- info->own_chmap = true;
- }
- return err;
- }
- static int nvhdmi_7x_8ch_build_controls(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- struct hda_pcm *info;
- struct snd_pcm_chmap *chmap;
- int err;
- err = simple_playback_build_controls(codec);
- if (err < 0)
- return err;
- /* add channel maps */
- info = get_pcm_rec(spec, 0);
- err = snd_pcm_add_chmap_ctls(info->pcm,
- SNDRV_PCM_STREAM_PLAYBACK,
- snd_pcm_alt_chmaps, 8, 0, &chmap);
- if (err < 0)
- return err;
- switch (codec->preset->vendor_id) {
- case 0x10de0002:
- case 0x10de0003:
- case 0x10de0005:
- case 0x10de0006:
- chmap->channel_mask = (1U << 2) | (1U << 8);
- break;
- case 0x10de0007:
- chmap->channel_mask = (1U << 2) | (1U << 6) | (1U << 8);
- }
- return 0;
- }
- static int patch_nvhdmi_8ch_7x(struct hda_codec *codec)
- {
- struct hdmi_spec *spec;
- int err = patch_nvhdmi_2ch(codec);
- if (err < 0)
- return err;
- spec = codec->spec;
- spec->multiout.max_channels = 8;
- spec->pcm_playback = nvhdmi_pcm_playback_8ch_7x;
- codec->patch_ops.init = nvhdmi_7x_init_8ch;
- codec->patch_ops.build_pcms = nvhdmi_7x_8ch_build_pcms;
- codec->patch_ops.build_controls = nvhdmi_7x_8ch_build_controls;
- /* Initialize the audio infoframe channel mask and checksum to something
- * valid */
- nvhdmi_8ch_7x_set_info_frame_parameters(codec, 8);
- return 0;
- }
- /*
- * NVIDIA codecs ignore ASP mapping for 2ch - confirmed on:
- * - 0x10de0015
- * - 0x10de0040
- */
- static int nvhdmi_chmap_cea_alloc_validate_get_type(struct hdac_chmap *chmap,
- struct hdac_cea_channel_speaker_allocation *cap, int channels)
- {
- if (cap->ca_index == 0x00 && channels == 2)
- return SNDRV_CTL_TLVT_CHMAP_FIXED;
- /* If the speaker allocation matches the channel count, it is OK. */
- if (cap->channels != channels)
- return -1;
- /* all channels are remappable freely */
- return SNDRV_CTL_TLVT_CHMAP_VAR;
- }
- static int nvhdmi_chmap_validate(struct hdac_chmap *chmap,
- int ca, int chs, unsigned char *map)
- {
- if (ca == 0x00 && (map[0] != SNDRV_CHMAP_FL || map[1] != SNDRV_CHMAP_FR))
- return -EINVAL;
- 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;
- int err;
- err = alloc_generic_hdmi(codec);
- if (err < 0)
- return err;
- codec->dp_mst = true;
- spec = codec->spec;
- err = hdmi_parse_codec(codec);
- if (err < 0) {
- generic_spec_free(codec);
- return err;
- }
- generic_hdmi_init_per_pins(codec);
- spec->dyn_pin_out = true;
- spec->chmap.ops.chmap_cea_alloc_validate_get_type =
- nvhdmi_chmap_cea_alloc_validate_get_type;
- spec->chmap.ops.chmap_validate = nvhdmi_chmap_validate;
- spec->nv_dp_workaround = true;
- codec->link_down_at_suspend = 1;
- generic_acomp_init(codec, &nvhdmi_audio_ops, nvhdmi_port2pin);
- return 0;
- }
- static int patch_nvhdmi_legacy(struct hda_codec *codec)
- {
- struct hdmi_spec *spec;
- int err;
- err = patch_generic_hdmi(codec);
- if (err)
- return err;
- spec = codec->spec;
- spec->dyn_pin_out = true;
- spec->chmap.ops.chmap_cea_alloc_validate_get_type =
- nvhdmi_chmap_cea_alloc_validate_get_type;
- spec->chmap.ops.chmap_validate = nvhdmi_chmap_validate;
- spec->nv_dp_workaround = true;
- codec->link_down_at_suspend = 1;
- return 0;
- }
- /*
- * The HDA codec on NVIDIA Tegra contains two scratch registers that are
- * accessed using vendor-defined verbs. These registers can be used for
- * interoperability between the HDA and HDMI drivers.
- */
- /* Audio Function Group node */
- #define NVIDIA_AFG_NID 0x01
- /*
- * The SCRATCH0 register is used to notify the HDMI codec of changes in audio
- * format. On Tegra, bit 31 is used as a trigger that causes an interrupt to
- * be raised in the HDMI codec. The remainder of the bits is arbitrary. This
- * implementation stores the HDA format (see AC_FMT_*) in bits [15:0] and an
- * additional bit (at position 30) to signal the validity of the format.
- *
- * | 31 | 30 | 29 16 | 15 0 |
- * +---------+-------+--------+--------+
- * | TRIGGER | VALID | UNUSED | FORMAT |
- * +-----------------------------------|
- *
- * Note that for the trigger bit to take effect it needs to change value
- * (i.e. it needs to be toggled). The trigger bit is not applicable from
- * TEGRA234 chip onwards, as new verb id 0xf80 will be used for interrupt
- * trigger to hdmi.
- */
- #define NVIDIA_SET_HOST_INTR 0xf80
- #define NVIDIA_GET_SCRATCH0 0xfa6
- #define NVIDIA_SET_SCRATCH0_BYTE0 0xfa7
- #define NVIDIA_SET_SCRATCH0_BYTE1 0xfa8
- #define NVIDIA_SET_SCRATCH0_BYTE2 0xfa9
- #define NVIDIA_SET_SCRATCH0_BYTE3 0xfaa
- #define NVIDIA_SCRATCH_TRIGGER (1 << 7)
- #define NVIDIA_SCRATCH_VALID (1 << 6)
- #define NVIDIA_GET_SCRATCH1 0xfab
- #define NVIDIA_SET_SCRATCH1_BYTE0 0xfac
- #define NVIDIA_SET_SCRATCH1_BYTE1 0xfad
- #define NVIDIA_SET_SCRATCH1_BYTE2 0xfae
- #define NVIDIA_SET_SCRATCH1_BYTE3 0xfaf
- /*
- * The format parameter is the HDA audio format (see AC_FMT_*). If set to 0,
- * the format is invalidated so that the HDMI codec can be disabled.
- */
- static void tegra_hdmi_set_format(struct hda_codec *codec,
- hda_nid_t cvt_nid,
- unsigned int format)
- {
- unsigned int value;
- unsigned int nid = NVIDIA_AFG_NID;
- struct hdmi_spec *spec = codec->spec;
- /*
- * Tegra HDA codec design from TEGRA234 chip onwards support DP MST.
- * This resulted in moving scratch registers from audio function
- * group to converter widget context. So CVT NID should be used for
- * scratch register read/write for DP MST supported Tegra HDA codec.
- */
- if (codec->dp_mst)
- nid = cvt_nid;
- /* bits [31:30] contain the trigger and valid bits */
- value = snd_hda_codec_read(codec, nid, 0,
- NVIDIA_GET_SCRATCH0, 0);
- value = (value >> 24) & 0xff;
- /* bits [15:0] are used to store the HDA format */
- snd_hda_codec_write(codec, nid, 0,
- NVIDIA_SET_SCRATCH0_BYTE0,
- (format >> 0) & 0xff);
- snd_hda_codec_write(codec, nid, 0,
- NVIDIA_SET_SCRATCH0_BYTE1,
- (format >> 8) & 0xff);
- /* bits [16:24] are unused */
- snd_hda_codec_write(codec, nid, 0,
- NVIDIA_SET_SCRATCH0_BYTE2, 0);
- /*
- * Bit 30 signals that the data is valid and hence that HDMI audio can
- * be enabled.
- */
- if (format == 0)
- value &= ~NVIDIA_SCRATCH_VALID;
- else
- value |= NVIDIA_SCRATCH_VALID;
- if (spec->hdmi_intr_trig_ctrl) {
- /*
- * For Tegra HDA Codec design from TEGRA234 onwards, the
- * Interrupt to hdmi driver is triggered by writing
- * non-zero values to verb 0xF80 instead of 31st bit of
- * scratch register.
- */
- snd_hda_codec_write(codec, nid, 0,
- NVIDIA_SET_SCRATCH0_BYTE3, value);
- snd_hda_codec_write(codec, nid, 0,
- NVIDIA_SET_HOST_INTR, 0x1);
- } else {
- /*
- * Whenever the 31st trigger bit is toggled, an interrupt is raised
- * in the HDMI codec. The HDMI driver will use that as trigger
- * to update its configuration.
- */
- value ^= NVIDIA_SCRATCH_TRIGGER;
- snd_hda_codec_write(codec, nid, 0,
- NVIDIA_SET_SCRATCH0_BYTE3, value);
- }
- }
- static int tegra_hdmi_pcm_prepare(struct hda_pcm_stream *hinfo,
- struct hda_codec *codec,
- unsigned int stream_tag,
- unsigned int format,
- struct snd_pcm_substream *substream)
- {
- int err;
- err = generic_hdmi_playback_pcm_prepare(hinfo, codec, stream_tag,
- format, substream);
- if (err < 0)
- return err;
- /* notify the HDMI codec of the format change */
- tegra_hdmi_set_format(codec, hinfo->nid, format);
- return 0;
- }
- static int tegra_hdmi_pcm_cleanup(struct hda_pcm_stream *hinfo,
- struct hda_codec *codec,
- struct snd_pcm_substream *substream)
- {
- /* invalidate the format in the HDMI codec */
- tegra_hdmi_set_format(codec, hinfo->nid, 0);
- return generic_hdmi_playback_pcm_cleanup(hinfo, codec, substream);
- }
- static struct hda_pcm *hda_find_pcm_by_type(struct hda_codec *codec, int type)
- {
- struct hdmi_spec *spec = codec->spec;
- unsigned int i;
- for (i = 0; i < spec->num_pins; i++) {
- struct hda_pcm *pcm = get_pcm_rec(spec, i);
- if (pcm->pcm_type == type)
- return pcm;
- }
- return NULL;
- }
- static int tegra_hdmi_build_pcms(struct hda_codec *codec)
- {
- struct hda_pcm_stream *stream;
- struct hda_pcm *pcm;
- int err;
- err = generic_hdmi_build_pcms(codec);
- if (err < 0)
- return err;
- pcm = hda_find_pcm_by_type(codec, HDA_PCM_TYPE_HDMI);
- if (!pcm)
- return -ENODEV;
- /*
- * Override ->prepare() and ->cleanup() operations to notify the HDMI
- * codec about format changes.
- */
- stream = &pcm->stream[SNDRV_PCM_STREAM_PLAYBACK];
- stream->ops.prepare = tegra_hdmi_pcm_prepare;
- stream->ops.cleanup = tegra_hdmi_pcm_cleanup;
- return 0;
- }
- static int tegra_hdmi_init(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- int i, err;
- err = hdmi_parse_codec(codec);
- if (err < 0) {
- generic_spec_free(codec);
- return err;
- }
- for (i = 0; i < spec->num_cvts; i++)
- snd_hda_codec_write(codec, spec->cvt_nids[i], 0,
- AC_VERB_SET_DIGI_CONVERT_1,
- AC_DIG1_ENABLE);
- generic_hdmi_init_per_pins(codec);
- codec->depop_delay = 10;
- codec->patch_ops.build_pcms = tegra_hdmi_build_pcms;
- spec->chmap.ops.chmap_cea_alloc_validate_get_type =
- nvhdmi_chmap_cea_alloc_validate_get_type;
- spec->chmap.ops.chmap_validate = nvhdmi_chmap_validate;
- spec->chmap.ops.chmap_cea_alloc_validate_get_type =
- nvhdmi_chmap_cea_alloc_validate_get_type;
- spec->chmap.ops.chmap_validate = nvhdmi_chmap_validate;
- spec->nv_dp_workaround = true;
- return 0;
- }
- static int patch_tegra_hdmi(struct hda_codec *codec)
- {
- int err;
- err = alloc_generic_hdmi(codec);
- if (err < 0)
- return err;
- return tegra_hdmi_init(codec);
- }
- static int patch_tegra234_hdmi(struct hda_codec *codec)
- {
- struct hdmi_spec *spec;
- int err;
- err = alloc_generic_hdmi(codec);
- if (err < 0)
- return err;
- codec->dp_mst = true;
- spec = codec->spec;
- spec->dyn_pin_out = true;
- spec->hdmi_intr_trig_ctrl = true;
- return tegra_hdmi_init(codec);
- }
- /*
- * ATI/AMD-specific implementations
- */
- #define is_amdhdmi_rev3_or_later(codec) \
- ((codec)->core.vendor_id == 0x1002aa01 && \
- ((codec)->core.revision_id & 0xff00) >= 0x0300)
- #define has_amd_full_remap_support(codec) is_amdhdmi_rev3_or_later(codec)
- /* ATI/AMD specific HDA pin verbs, see the AMD HDA Verbs specification */
- #define ATI_VERB_SET_CHANNEL_ALLOCATION 0x771
- #define ATI_VERB_SET_DOWNMIX_INFO 0x772
- #define ATI_VERB_SET_MULTICHANNEL_01 0x777
- #define ATI_VERB_SET_MULTICHANNEL_23 0x778
- #define ATI_VERB_SET_MULTICHANNEL_45 0x779
- #define ATI_VERB_SET_MULTICHANNEL_67 0x77a
- #define ATI_VERB_SET_HBR_CONTROL 0x77c
- #define ATI_VERB_SET_MULTICHANNEL_1 0x785
- #define ATI_VERB_SET_MULTICHANNEL_3 0x786
- #define ATI_VERB_SET_MULTICHANNEL_5 0x787
- #define ATI_VERB_SET_MULTICHANNEL_7 0x788
- #define ATI_VERB_SET_MULTICHANNEL_MODE 0x789
- #define ATI_VERB_GET_CHANNEL_ALLOCATION 0xf71
- #define ATI_VERB_GET_DOWNMIX_INFO 0xf72
- #define ATI_VERB_GET_MULTICHANNEL_01 0xf77
- #define ATI_VERB_GET_MULTICHANNEL_23 0xf78
- #define ATI_VERB_GET_MULTICHANNEL_45 0xf79
- #define ATI_VERB_GET_MULTICHANNEL_67 0xf7a
- #define ATI_VERB_GET_HBR_CONTROL 0xf7c
- #define ATI_VERB_GET_MULTICHANNEL_1 0xf85
- #define ATI_VERB_GET_MULTICHANNEL_3 0xf86
- #define ATI_VERB_GET_MULTICHANNEL_5 0xf87
- #define ATI_VERB_GET_MULTICHANNEL_7 0xf88
- #define ATI_VERB_GET_MULTICHANNEL_MODE 0xf89
- /* AMD specific HDA cvt verbs */
- #define ATI_VERB_SET_RAMP_RATE 0x770
- #define ATI_VERB_GET_RAMP_RATE 0xf70
- #define ATI_OUT_ENABLE 0x1
- #define ATI_MULTICHANNEL_MODE_PAIRED 0
- #define ATI_MULTICHANNEL_MODE_SINGLE 1
- #define ATI_HBR_CAPABLE 0x01
- #define ATI_HBR_ENABLE 0x10
- static int atihdmi_pin_get_eld(struct hda_codec *codec, hda_nid_t nid,
- int dev_id, unsigned char *buf, int *eld_size)
- {
- WARN_ON(dev_id != 0);
- /* call hda_eld.c ATI/AMD-specific function */
- return snd_hdmi_get_eld_ati(codec, nid, buf, eld_size,
- is_amdhdmi_rev3_or_later(codec));
- }
- static void atihdmi_pin_setup_infoframe(struct hda_codec *codec,
- hda_nid_t pin_nid, int dev_id, int ca,
- int active_channels, int conn_type)
- {
- WARN_ON(dev_id != 0);
- snd_hda_codec_write(codec, pin_nid, 0, ATI_VERB_SET_CHANNEL_ALLOCATION, ca);
- }
- static int atihdmi_paired_swap_fc_lfe(int pos)
- {
- /*
- * ATI/AMD have automatic FC/LFE swap built-in
- * when in pairwise mapping mode.
- */
- switch (pos) {
- /* see channel_allocations[].speakers[] */
- case 2: return 3;
- case 3: return 2;
- default: break;
- }
- return pos;
- }
- static int atihdmi_paired_chmap_validate(struct hdac_chmap *chmap,
- int ca, int chs, unsigned char *map)
- {
- struct hdac_cea_channel_speaker_allocation *cap;
- int i, j;
- /* check that only channel pairs need to be remapped on old pre-rev3 ATI/AMD */
- cap = snd_hdac_get_ch_alloc_from_ca(ca);
- for (i = 0; i < chs; ++i) {
- int mask = snd_hdac_chmap_to_spk_mask(map[i]);
- bool ok = false;
- bool companion_ok = false;
- if (!mask)
- continue;
- for (j = 0 + i % 2; j < 8; j += 2) {
- int chan_idx = 7 - atihdmi_paired_swap_fc_lfe(j);
- if (cap->speakers[chan_idx] == mask) {
- /* channel is in a supported position */
- ok = true;
- if (i % 2 == 0 && i + 1 < chs) {
- /* even channel, check the odd companion */
- int comp_chan_idx = 7 - atihdmi_paired_swap_fc_lfe(j + 1);
- int comp_mask_req = snd_hdac_chmap_to_spk_mask(map[i+1]);
- int comp_mask_act = cap->speakers[comp_chan_idx];
- if (comp_mask_req == comp_mask_act)
- companion_ok = true;
- else
- return -EINVAL;
- }
- break;
- }
- }
- if (!ok)
- return -EINVAL;
- if (companion_ok)
- i++; /* companion channel already checked */
- }
- return 0;
- }
- static int atihdmi_pin_set_slot_channel(struct hdac_device *hdac,
- hda_nid_t pin_nid, int hdmi_slot, int stream_channel)
- {
- struct hda_codec *codec = hdac_to_hda_codec(hdac);
- int verb;
- int ati_channel_setup = 0;
- if (hdmi_slot > 7)
- return -EINVAL;
- if (!has_amd_full_remap_support(codec)) {
- hdmi_slot = atihdmi_paired_swap_fc_lfe(hdmi_slot);
- /* In case this is an odd slot but without stream channel, do not
- * disable the slot since the corresponding even slot could have a
- * channel. In case neither have a channel, the slot pair will be
- * disabled when this function is called for the even slot. */
- if (hdmi_slot % 2 != 0 && stream_channel == 0xf)
- return 0;
- hdmi_slot -= hdmi_slot % 2;
- if (stream_channel != 0xf)
- stream_channel -= stream_channel % 2;
- }
- verb = ATI_VERB_SET_MULTICHANNEL_01 + hdmi_slot/2 + (hdmi_slot % 2) * 0x00e;
- /* ati_channel_setup format: [7..4] = stream_channel_id, [1] = mute, [0] = enable */
- if (stream_channel != 0xf)
- ati_channel_setup = (stream_channel << 4) | ATI_OUT_ENABLE;
- return snd_hda_codec_write(codec, pin_nid, 0, verb, ati_channel_setup);
- }
- static int atihdmi_pin_get_slot_channel(struct hdac_device *hdac,
- hda_nid_t pin_nid, int asp_slot)
- {
- struct hda_codec *codec = hdac_to_hda_codec(hdac);
- bool was_odd = false;
- int ati_asp_slot = asp_slot;
- int verb;
- int ati_channel_setup;
- if (asp_slot > 7)
- return -EINVAL;
- if (!has_amd_full_remap_support(codec)) {
- ati_asp_slot = atihdmi_paired_swap_fc_lfe(asp_slot);
- if (ati_asp_slot % 2 != 0) {
- ati_asp_slot -= 1;
- was_odd = true;
- }
- }
- verb = ATI_VERB_GET_MULTICHANNEL_01 + ati_asp_slot/2 + (ati_asp_slot % 2) * 0x00e;
- ati_channel_setup = snd_hda_codec_read(codec, pin_nid, 0, verb, 0);
- if (!(ati_channel_setup & ATI_OUT_ENABLE))
- return 0xf;
- return ((ati_channel_setup & 0xf0) >> 4) + !!was_odd;
- }
- static int atihdmi_paired_chmap_cea_alloc_validate_get_type(
- struct hdac_chmap *chmap,
- struct hdac_cea_channel_speaker_allocation *cap,
- int channels)
- {
- int c;
- /*
- * Pre-rev3 ATI/AMD codecs operate in a paired channel mode, so
- * we need to take that into account (a single channel may take 2
- * channel slots if we need to carry a silent channel next to it).
- * On Rev3+ AMD codecs this function is not used.
- */
- int chanpairs = 0;
- /* We only produce even-numbered channel count TLVs */
- if ((channels % 2) != 0)
- return -1;
- for (c = 0; c < 7; c += 2) {
- if (cap->speakers[c] || cap->speakers[c+1])
- chanpairs++;
- }
- if (chanpairs * 2 != channels)
- return -1;
- return SNDRV_CTL_TLVT_CHMAP_PAIRED;
- }
- static void atihdmi_paired_cea_alloc_to_tlv_chmap(struct hdac_chmap *hchmap,
- struct hdac_cea_channel_speaker_allocation *cap,
- unsigned int *chmap, int channels)
- {
- /* produce paired maps for pre-rev3 ATI/AMD codecs */
- int count = 0;
- int c;
- for (c = 7; c >= 0; c--) {
- int chan = 7 - atihdmi_paired_swap_fc_lfe(7 - c);
- int spk = cap->speakers[chan];
- if (!spk) {
- /* add N/A channel if the companion channel is occupied */
- if (cap->speakers[chan + (chan % 2 ? -1 : 1)])
- chmap[count++] = SNDRV_CHMAP_NA;
- continue;
- }
- chmap[count++] = snd_hdac_spk_to_chmap(spk);
- }
- WARN_ON(count != channels);
- }
- static int atihdmi_pin_hbr_setup(struct hda_codec *codec, hda_nid_t pin_nid,
- int dev_id, bool hbr)
- {
- int hbr_ctl, hbr_ctl_new;
- WARN_ON(dev_id != 0);
- hbr_ctl = snd_hda_codec_read(codec, pin_nid, 0, ATI_VERB_GET_HBR_CONTROL, 0);
- if (hbr_ctl >= 0 && (hbr_ctl & ATI_HBR_CAPABLE)) {
- if (hbr)
- hbr_ctl_new = hbr_ctl | ATI_HBR_ENABLE;
- else
- hbr_ctl_new = hbr_ctl & ~ATI_HBR_ENABLE;
- codec_dbg(codec,
- "atihdmi_pin_hbr_setup: NID=0x%x, %shbr-ctl=0x%x\n",
- pin_nid,
- hbr_ctl == hbr_ctl_new ? "" : "new-",
- hbr_ctl_new);
- if (hbr_ctl != hbr_ctl_new)
- snd_hda_codec_write(codec, pin_nid, 0,
- ATI_VERB_SET_HBR_CONTROL,
- hbr_ctl_new);
- } else if (hbr)
- return -EINVAL;
- return 0;
- }
- static int atihdmi_setup_stream(struct hda_codec *codec, hda_nid_t cvt_nid,
- hda_nid_t pin_nid, int dev_id,
- u32 stream_tag, int format)
- {
- if (is_amdhdmi_rev3_or_later(codec)) {
- int ramp_rate = 180; /* default as per AMD spec */
- /* disable ramp-up/down for non-pcm as per AMD spec */
- if (format & AC_FMT_TYPE_NON_PCM)
- ramp_rate = 0;
- snd_hda_codec_write(codec, cvt_nid, 0, ATI_VERB_SET_RAMP_RATE, ramp_rate);
- }
- return hdmi_setup_stream(codec, cvt_nid, pin_nid, dev_id,
- stream_tag, format);
- }
- static int atihdmi_init(struct hda_codec *codec)
- {
- struct hdmi_spec *spec = codec->spec;
- int pin_idx, err;
- err = generic_hdmi_init(codec);
- if (err)
- return err;
- for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) {
- struct hdmi_spec_per_pin *per_pin = get_pin(spec, pin_idx);
- /* make sure downmix information in infoframe is zero */
- snd_hda_codec_write(codec, per_pin->pin_nid, 0, ATI_VERB_SET_DOWNMIX_INFO, 0);
- /* enable channel-wise remap mode if supported */
- if (has_amd_full_remap_support(codec))
- snd_hda_codec_write(codec, per_pin->pin_nid, 0,
- ATI_VERB_SET_MULTICHANNEL_MODE,
- ATI_MULTICHANNEL_MODE_SINGLE);
- }
- codec->auto_runtime_pm = 1;
- 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;
- struct hdmi_spec_per_cvt *per_cvt;
- int err, cvt_idx;
- err = patch_generic_hdmi(codec);
- if (err)
- return err;
- codec->patch_ops.init = atihdmi_init;
- spec = codec->spec;
- spec->static_pcm_mapping = true;
- spec->ops.pin_get_eld = atihdmi_pin_get_eld;
- spec->ops.pin_setup_infoframe = atihdmi_pin_setup_infoframe;
- spec->ops.pin_hbr_setup = atihdmi_pin_hbr_setup;
- spec->ops.setup_stream = atihdmi_setup_stream;
- spec->chmap.ops.pin_get_slot_channel = atihdmi_pin_get_slot_channel;
- spec->chmap.ops.pin_set_slot_channel = atihdmi_pin_set_slot_channel;
- if (!has_amd_full_remap_support(codec)) {
- /* override to ATI/AMD-specific versions with pairwise mapping */
- spec->chmap.ops.chmap_cea_alloc_validate_get_type =
- atihdmi_paired_chmap_cea_alloc_validate_get_type;
- spec->chmap.ops.cea_alloc_to_tlv_chmap =
- atihdmi_paired_cea_alloc_to_tlv_chmap;
- spec->chmap.ops.chmap_validate = atihdmi_paired_chmap_validate;
- }
- /* ATI/AMD converters do not advertise all of their capabilities */
- for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) {
- per_cvt = get_cvt(spec, cvt_idx);
- per_cvt->channels_max = max(per_cvt->channels_max, 8u);
- per_cvt->rates |= SUPPORTED_RATES;
- per_cvt->formats |= SUPPORTED_FORMATS;
- per_cvt->maxbps = max(per_cvt->maxbps, 24u);
- }
- spec->chmap.channels_max = max(spec->chmap.channels_max, 8u);
- /* AMD GPUs have neither EPSS nor CLKSTOP bits, hence preventing
- * the link-down as is. Tell the core to allow it.
- */
- codec->link_down_at_suspend = 1;
- generic_acomp_init(codec, &atihdmi_audio_ops, atihdmi_port2pin);
- return 0;
- }
- /* VIA HDMI Implementation */
- #define VIAHDMI_CVT_NID 0x02 /* audio converter1 */
- #define VIAHDMI_PIN_NID 0x03 /* HDMI output pin1 */
- static int patch_via_hdmi(struct hda_codec *codec)
- {
- return patch_simple_hdmi(codec, VIAHDMI_CVT_NID, VIAHDMI_PIN_NID);
- }
- static int patch_gf_hdmi(struct hda_codec *codec)
- {
- int err;
- err = patch_generic_hdmi(codec);
- if (err)
- return err;
- /*
- * Glenfly GPUs have two codecs, stream switches from one codec to
- * another, need to do actual clean-ups in codec_cleanup_stream
- */
- codec->no_sticky_stream = 1;
- return 0;
- }
- /*
- * patch entries
- */
- static const struct hda_device_id snd_hda_id_hdmi[] = {
- HDA_CODEC_ENTRY(0x1002793c, "RS600 HDMI", patch_atihdmi),
- HDA_CODEC_ENTRY(0x10027919, "RS600 HDMI", patch_atihdmi),
- HDA_CODEC_ENTRY(0x1002791a, "RS690/780 HDMI", patch_atihdmi),
- HDA_CODEC_ENTRY(0x1002aa01, "R6xx HDMI", patch_atihdmi),
- HDA_CODEC_ENTRY(0x10951390, "SiI1390 HDMI", patch_generic_hdmi),
- HDA_CODEC_ENTRY(0x10951392, "SiI1392 HDMI", patch_generic_hdmi),
- HDA_CODEC_ENTRY(0x17e80047, "Chrontel HDMI", patch_generic_hdmi),
- HDA_CODEC_ENTRY(0x10de0001, "MCP73 HDMI", patch_nvhdmi_2ch),
- HDA_CODEC_ENTRY(0x10de0002, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x),
- HDA_CODEC_ENTRY(0x10de0003, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x),
- HDA_CODEC_ENTRY(0x10de0004, "GPU 04 HDMI", patch_nvhdmi_8ch_7x),
- HDA_CODEC_ENTRY(0x10de0005, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x),
- HDA_CODEC_ENTRY(0x10de0006, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x),
- HDA_CODEC_ENTRY(0x10de0007, "MCP79/7A HDMI", patch_nvhdmi_8ch_7x),
- HDA_CODEC_ENTRY(0x10de0008, "GPU 08 HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de0009, "GPU 09 HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de000a, "GPU 0a HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de000b, "GPU 0b HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de000c, "MCP89 HDMI", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de000d, "GPU 0d HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de0010, "GPU 10 HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de0011, "GPU 11 HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de0012, "GPU 12 HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de0013, "GPU 13 HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de0014, "GPU 14 HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de0015, "GPU 15 HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de0016, "GPU 16 HDMI/DP", patch_nvhdmi_legacy),
- /* 17 is known to be absent */
- HDA_CODEC_ENTRY(0x10de0018, "GPU 18 HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de0019, "GPU 19 HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de001a, "GPU 1a HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de001b, "GPU 1b HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de001c, "GPU 1c HDMI/DP", patch_nvhdmi_legacy),
- HDA_CODEC_ENTRY(0x10de0020, "Tegra30 HDMI", patch_tegra_hdmi),
- HDA_CODEC_ENTRY(0x10de0022, "Tegra114 HDMI", patch_tegra_hdmi),
- HDA_CODEC_ENTRY(0x10de0028, "Tegra124 HDMI", patch_tegra_hdmi),
- HDA_CODEC_ENTRY(0x10de0029, "Tegra210 HDMI/DP", patch_tegra_hdmi),
- HDA_CODEC_ENTRY(0x10de002d, "Tegra186 HDMI/DP0", patch_tegra_hdmi),
- HDA_CODEC_ENTRY(0x10de002e, "Tegra186 HDMI/DP1", patch_tegra_hdmi),
- HDA_CODEC_ENTRY(0x10de002f, "Tegra194 HDMI/DP2", patch_tegra_hdmi),
- HDA_CODEC_ENTRY(0x10de0030, "Tegra194 HDMI/DP3", patch_tegra_hdmi),
- HDA_CODEC_ENTRY(0x10de0031, "Tegra234 HDMI/DP", patch_tegra234_hdmi),
- HDA_CODEC_ENTRY(0x10de0040, "GPU 40 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0041, "GPU 41 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0042, "GPU 42 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0043, "GPU 43 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0044, "GPU 44 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0045, "GPU 45 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0050, "GPU 50 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0051, "GPU 51 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0052, "GPU 52 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0060, "GPU 60 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0061, "GPU 61 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0062, "GPU 62 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0067, "MCP67 HDMI", patch_nvhdmi_2ch),
- HDA_CODEC_ENTRY(0x10de0070, "GPU 70 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0071, "GPU 71 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0072, "GPU 72 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0073, "GPU 73 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0074, "GPU 74 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0076, "GPU 76 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de007b, "GPU 7b HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de007c, "GPU 7c HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de007d, "GPU 7d HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de007e, "GPU 7e HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0080, "GPU 80 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0081, "GPU 81 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0082, "GPU 82 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0083, "GPU 83 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0084, "GPU 84 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0090, "GPU 90 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0091, "GPU 91 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0092, "GPU 92 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0093, "GPU 93 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0094, "GPU 94 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0095, "GPU 95 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0097, "GPU 97 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0098, "GPU 98 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de0099, "GPU 99 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de009a, "GPU 9a HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de009d, "GPU 9d HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de009e, "GPU 9e HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de009f, "GPU 9f HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de00a0, "GPU a0 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de00a3, "GPU a3 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de00a4, "GPU a4 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de00a5, "GPU a5 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de00a6, "GPU a6 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de00a7, "GPU a7 HDMI/DP", patch_nvhdmi),
- HDA_CODEC_ENTRY(0x10de8001, "MCP73 HDMI", patch_nvhdmi_2ch),
- HDA_CODEC_ENTRY(0x10de8067, "MCP67/68 HDMI", patch_nvhdmi_2ch),
- HDA_CODEC_ENTRY(0x67663d82, "Arise 82 HDMI/DP", patch_gf_hdmi),
- HDA_CODEC_ENTRY(0x67663d83, "Arise 83 HDMI/DP", patch_gf_hdmi),
- HDA_CODEC_ENTRY(0x67663d84, "Arise 84 HDMI/DP", patch_gf_hdmi),
- HDA_CODEC_ENTRY(0x67663d85, "Arise 85 HDMI/DP", patch_gf_hdmi),
- HDA_CODEC_ENTRY(0x67663d86, "Arise 86 HDMI/DP", patch_gf_hdmi),
- HDA_CODEC_ENTRY(0x67663d87, "Arise 87 HDMI/DP", patch_gf_hdmi),
- HDA_CODEC_ENTRY(0x11069f80, "VX900 HDMI/DP", patch_via_hdmi),
- HDA_CODEC_ENTRY(0x11069f81, "VX900 HDMI/DP", patch_via_hdmi),
- HDA_CODEC_ENTRY(0x11069f84, "VX11 HDMI/DP", patch_generic_hdmi),
- HDA_CODEC_ENTRY(0x11069f85, "VX11 HDMI/DP", patch_generic_hdmi),
- HDA_CODEC_ENTRY(0x80860054, "IbexPeak HDMI", patch_i915_cpt_hdmi),
- HDA_CODEC_ENTRY(0x80862800, "Geminilake HDMI", patch_i915_glk_hdmi),
- HDA_CODEC_ENTRY(0x80862801, "Bearlake HDMI", patch_generic_hdmi),
- HDA_CODEC_ENTRY(0x80862802, "Cantiga HDMI", patch_generic_hdmi),
- HDA_CODEC_ENTRY(0x80862803, "Eaglelake HDMI", patch_generic_hdmi),
- HDA_CODEC_ENTRY(0x80862804, "IbexPeak HDMI", patch_i915_cpt_hdmi),
- HDA_CODEC_ENTRY(0x80862805, "CougarPoint HDMI", patch_i915_cpt_hdmi),
- HDA_CODEC_ENTRY(0x80862806, "PantherPoint HDMI", patch_i915_cpt_hdmi),
- HDA_CODEC_ENTRY(0x80862807, "Haswell HDMI", patch_i915_hsw_hdmi),
- HDA_CODEC_ENTRY(0x80862808, "Broadwell HDMI", patch_i915_hsw_hdmi),
- HDA_CODEC_ENTRY(0x80862809, "Skylake HDMI", patch_i915_hsw_hdmi),
- HDA_CODEC_ENTRY(0x8086280a, "Broxton HDMI", patch_i915_hsw_hdmi),
- HDA_CODEC_ENTRY(0x8086280b, "Kabylake HDMI", patch_i915_hsw_hdmi),
- HDA_CODEC_ENTRY(0x8086280c, "Cannonlake HDMI", patch_i915_glk_hdmi),
- HDA_CODEC_ENTRY(0x8086280d, "Geminilake HDMI", patch_i915_glk_hdmi),
- HDA_CODEC_ENTRY(0x8086280f, "Icelake HDMI", patch_i915_icl_hdmi),
- HDA_CODEC_ENTRY(0x80862812, "Tigerlake HDMI", patch_i915_tgl_hdmi),
- HDA_CODEC_ENTRY(0x80862814, "DG1 HDMI", patch_i915_tgl_hdmi),
- HDA_CODEC_ENTRY(0x80862815, "Alderlake HDMI", patch_i915_tgl_hdmi),
- HDA_CODEC_ENTRY(0x80862816, "Rocketlake HDMI", patch_i915_tgl_hdmi),
- HDA_CODEC_ENTRY(0x80862818, "Raptorlake HDMI", patch_i915_tgl_hdmi),
- HDA_CODEC_ENTRY(0x80862819, "DG2 HDMI", patch_i915_tgl_hdmi),
- HDA_CODEC_ENTRY(0x8086281a, "Jasperlake HDMI", patch_i915_icl_hdmi),
- HDA_CODEC_ENTRY(0x8086281b, "Elkhartlake HDMI", patch_i915_icl_hdmi),
- HDA_CODEC_ENTRY(0x8086281c, "Alderlake-P HDMI", patch_i915_adlp_hdmi),
- HDA_CODEC_ENTRY(0x8086281f, "Raptorlake-P HDMI", patch_i915_adlp_hdmi),
- HDA_CODEC_ENTRY(0x8086281d, "Meteorlake HDMI", patch_i915_adlp_hdmi),
- HDA_CODEC_ENTRY(0x80862880, "CedarTrail HDMI", patch_generic_hdmi),
- HDA_CODEC_ENTRY(0x80862882, "Valleyview2 HDMI", patch_i915_byt_hdmi),
- HDA_CODEC_ENTRY(0x80862883, "Braswell HDMI", patch_i915_byt_hdmi),
- HDA_CODEC_ENTRY(0x808629fb, "Crestline HDMI", patch_generic_hdmi),
- /* special ID for generic HDMI */
- HDA_CODEC_ENTRY(HDA_CODEC_ID_GENERIC_HDMI, "Generic HDMI", patch_generic_hdmi),
- {} /* terminator */
- };
- MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_hdmi);
- MODULE_LICENSE("GPL");
- MODULE_DESCRIPTION("HDMI HD-audio codec");
- MODULE_ALIAS("snd-hda-codec-intelhdmi");
- MODULE_ALIAS("snd-hda-codec-nvhdmi");
- MODULE_ALIAS("snd-hda-codec-atihdmi");
- static struct hda_codec_driver hdmi_driver = {
- .id = snd_hda_id_hdmi,
- };
- module_hda_codec_driver(hdmi_driver);
|