sphinx.addnodesdocument)}( rawsourcechildren]( translations LanguagesNode)}(hhh](h pending_xref)}(hhh]docutils.nodesTextChinese (Simplified)}parenthsba attributes}(ids]classes]names]dupnames]backrefs] refdomainstdreftypedoc reftarget+/translations/zh_CN/gpu/intel-display/audiomodnameN classnameN refexplicitutagnamehhh ubh)}(hhh]hChinese (Traditional)}hh2sbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget+/translations/zh_TW/gpu/intel-display/audiomodnameN classnameN refexplicituh1hhh ubh)}(hhh]hItalian}hhFsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget+/translations/it_IT/gpu/intel-display/audiomodnameN classnameN refexplicituh1hhh ubh)}(hhh]hJapanese}hhZsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget+/translations/ja_JP/gpu/intel-display/audiomodnameN classnameN refexplicituh1hhh ubh)}(hhh]hKorean}hhnsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget+/translations/ko_KR/gpu/intel-display/audiomodnameN classnameN refexplicituh1hhh ubh)}(hhh]hPortuguese (Brazilian)}hhsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget+/translations/pt_BR/gpu/intel-display/audiomodnameN classnameN refexplicituh1hhh ubh)}(hhh]hSpanish}hhsbah}(h]h ]h"]h$]h&] refdomainh)reftypeh+ reftarget+/translations/sp_SP/gpu/intel-display/audiomodnameN classnameN refexplicituh1hhh ubeh}(h]h ]h"]h$]h&]current_languageEnglishuh1h hh _documenthsourceNlineNubhcomment)}(hSPDX-License-Identifier: MITh]hSPDX-License-Identifier: MIT}hhsbah}(h]h ]h"]h$]h&] xml:spacepreserveuh1hhhhhhE/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio.rsthKubh)}(h#Copyright © 2026 Intel Corporationh]h#Copyright © 2026 Intel Corporation}hhsbah}(h]h ]h"]h$]h&]hhuh1hhhhhhhhKubhsection)}(hhh](htitle)}(hHigh Definition Audioh]hHigh Definition Audio}(hhhhhNhNubah}(h]h ]h"]h$]h&]uh1hhhhhhhhKubh paragraph)}(hXAThe graphics and audio drivers together support High Definition Audio over HDMI and Display Port. The audio programming sequences are divided into audio codec and controller enable and disable sequences. The graphics driver handles the audio codec sequences, while the audio driver handles the audio controller sequences.h]hXAThe graphics and audio drivers together support High Definition Audio over HDMI and Display Port. The audio programming sequences are divided into audio codec and controller enable and disable sequences. The graphics driver handles the audio codec sequences, while the audio driver handles the audio controller sequences.}(hhhhhNhNubah}(h]h ]h"]h$]h&]uh1hhq/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:7: ./drivers/gpu/drm/i915/display/intel_audio.chK-hhhhubh)}(hXThe disable sequences must be performed before disabling the transcoder or port. The enable sequences may only be performed after enabling the transcoder and port, and after completed link training. Therefore the audio enable/disable sequences are part of the modeset sequence.h]hXThe disable sequences must be performed before disabling the transcoder or port. The enable sequences may only be performed after enabling the transcoder and port, and after completed link training. Therefore the audio enable/disable sequences are part of the modeset sequence.}(hhhhhNhNubah}(h]h ]h"]h$]h&]uh1hhq/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:7: ./drivers/gpu/drm/i915/display/intel_audio.chK3hhhhubh)}(hX~The codec and controller sequences could be done either parallel or serial, but generally the ELDV/PD change in the codec sequence indicates to the audio driver that the controller sequence should start. Indeed, most of the co-operation between the graphics and audio drivers is handled via audio related registers. (The notable exception is the power management, not covered here.)h]hX~The codec and controller sequences could be done either parallel or serial, but generally the ELDV/PD change in the codec sequence indicates to the audio driver that the controller sequence should start. Indeed, most of the co-operation between the graphics and audio drivers is handled via audio related registers. (The notable exception is the power management, not covered here.)}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhq/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:7: ./drivers/gpu/drm/i915/display/intel_audio.chK8hhhhubh)}(hX9The struct :c:type:`i915_audio_component` is used to interact between the graphics and audio drivers. The struct :c:type:`i915_audio_component_ops` **ops** in it is defined in graphics driver and called in audio driver. The struct :c:type:`i915_audio_component_audio_ops` **audio_ops** is called from i915 driver.h](h The struct }(hjhhhNhNubh)}(h:c:type:`i915_audio_component`h]hliteral)}(hj$h]hi915_audio_component}(hj(hhhNhNubah}(h]h ](xrefcc-typeeh"]h$]h&]uh1j&hj"ubah}(h]h ]h"]h$]h&]refdocgpu/intel-display/audio refdomainj3reftypetype refexplicitrefwarn reftargeti915_audio_componentuh1hhq/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:7: ./drivers/gpu/drm/i915/display/intel_audio.chK?hjubhH is used to interact between the graphics and audio drivers. The struct }(hjhhhNhNubh)}(h":c:type:`i915_audio_component_ops`h]j')}(hjNh]hi915_audio_component_ops}(hjPhhhNhNubah}(h]h ](j2j3c-typeeh"]h$]h&]uh1j&hjLubah}(h]h ]h"]h$]h&]refdocj? refdomainj3reftypetype refexplicitrefwarnjEi915_audio_component_opsuh1hhjGhK?hjubh }(hjhhhNhNubhstrong)}(h**ops**h]hops}(hjqhhhNhNubah}(h]h ]h"]h$]h&]uh1johjubhL in it is defined in graphics driver and called in audio driver. The struct }(hjhhhNhNubh)}(h(:c:type:`i915_audio_component_audio_ops`h]j')}(hjh]hi915_audio_component_audio_ops}(hjhhhNhNubah}(h]h ](j2j3c-typeeh"]h$]h&]uh1j&hjubah}(h]h ]h"]h$]h&]refdocj? refdomainj3reftypetype refexplicitrefwarnjEi915_audio_component_audio_opsuh1hhjGhK?hjubh }hjsbjp)}(h **audio_ops**h]h audio_ops}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1johjubh is called from i915 driver.}(hjhhhNhNubeh}(h]h ]h"]h$]h&]uh1hhjGhK?hhhhubhindex)}(hhh]h}(h]h ]h"]h$]h&]entries](single%intel_audio_codec_enable (C function)c.intel_audio_codec_enablehNtauh1jhhhhhNhNubhdesc)}(hhh](hdesc_signature)}(hvoid intel_audio_codec_enable (struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state)h]hdesc_signature_line)}(hvoid intel_audio_codec_enable(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state)h](hdesc_sig_keyword_type)}(hvoidh]hvoid}(hjhhhNhNubah}(h]h ]ktah"]h$]h&]uh1jhjhhhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMubhdesc_sig_space)}(h h]h }(hjhhhNhNubah}(h]h ]wah"]h$]h&]uh1jhjhhhjhMubh desc_name)}(hintel_audio_codec_enableh]h desc_sig_name)}(hintel_audio_codec_enableh]hintel_audio_codec_enable}(hj hhhNhNubah}(h]h ]nah"]h$]h&]uh1j hjubah}(h]h ](sig-namedescnameeh"]h$]h&]hhuh1jhjhhhjhMubhdesc_parameterlist)}(hx(struct intel_encoder *encoder, const struct intel_crtc_state *crtc_state, const struct drm_connector_state *conn_state)h](hdesc_parameter)}(hstruct intel_encoder *encoderh](hdesc_sig_keyword)}(hstructh]hstruct}(hj0hhhNhNubah}(h]h ]kah"]h$]h&]uh1j.hj*ubj)}(h h]h }(hj?hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj*ubh)}(hhh]j )}(h intel_encoderh]h intel_encoder}(hjPhhhNhNubah}(h]h ]jah"]h$]h&]uh1j hjMubah}(h]h ]h"]h$]h&] refdomainj3reftype identifier reftargetjRmodnameN classnameN c:parent_keysphinx.domains.c LookupKey)}data]jk ASTIdentifier)}jfj sbc.intel_audio_codec_enableasbuh1hhj*ubj)}(h h]h }(hjxhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj*ubhdesc_sig_punctuation)}(h*h]h*}(hjhhhNhNubah}(h]h ]pah"]h$]h&]uh1jhj*ubj )}(hencoderh]hencoder}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1j hj*ubeh}(h]h ]h"]h$]h&]noemphhhuh1j(hj$ubj))}(h)const struct intel_crtc_state *crtc_stateh](j/)}(hconsth]hconst}(hjhhhNhNubah}(h]h ]j;ah"]h$]h&]uh1j.hjubj)}(h h]h }(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubj/)}(hj2h]hstruct}(hjhhhNhNubah}(h]h ]j;ah"]h$]h&]uh1j.hjubj)}(h h]h }(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubh)}(hhh]j )}(hintel_crtc_stateh]hintel_crtc_state}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1j hjubah}(h]h ]h"]h$]h&] refdomainj3reftypejf reftargetjmodnameN classnameNjjjm)}jp]jtc.intel_audio_codec_enableasbuh1hhjubj)}(h h]h }(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubj)}(hjh]h*}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubj )}(h crtc_stateh]h crtc_state}(hj#hhhNhNubah}(h]h ]jah"]h$]h&]uh1j hjubeh}(h]h ]h"]h$]h&]noemphhhuh1j(hj$ubj))}(h,const struct drm_connector_state *conn_stateh](j/)}(hjh]hconst}(hj<hhhNhNubah}(h]h ]j;ah"]h$]h&]uh1j.hj8ubj)}(h h]h }(hjIhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj8ubj/)}(hj2h]hstruct}(hjWhhhNhNubah}(h]h ]j;ah"]h$]h&]uh1j.hj8ubj)}(h h]h }(hjdhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj8ubh)}(hhh]j )}(hdrm_connector_stateh]hdrm_connector_state}(hjuhhhNhNubah}(h]h ]jah"]h$]h&]uh1j hjrubah}(h]h ]h"]h$]h&] refdomainj3reftypejf reftargetjwmodnameN classnameNjjjm)}jp]jtc.intel_audio_codec_enableasbuh1hhj8ubj)}(h h]h }(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj8ubj)}(hjh]h*}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj8ubj )}(h conn_stateh]h conn_state}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1j hj8ubeh}(h]h ]h"]h$]h&]noemphhhuh1j(hj$ubeh}(h]h ]h"]h$]h&]hhuh1j"hjhhhjhMubeh}(h]h ]h"]h$]h&]hhƌ add_permalinkuh1jsphinx_line_type declaratorhjhhhjhMubah}(h]jah ](sig sig-objecteh"]h$]h&] is_multiline _toc_parts) _toc_namehuh1jhjhMhjhhubh desc_content)}(hhh]h)}(h#Enable the audio codec for HD audioh]h#Enable the audio codec for HD audio}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMhjhhubah}(h]h ]h"]h$]h&]uh1jhjhhhjhMubeh}(h]h ](j3functioneh"]h$]h&]domainj3objtypejdesctypejnoindex noindexentrynocontentsentryuh1jhhhhhNhNubh container)}(hX**Parameters** ``struct intel_encoder *encoder`` encoder on which to enable audio ``const struct intel_crtc_state *crtc_state`` pointer to the current crtc state. ``const struct drm_connector_state *conn_state`` pointer to the current connector state. **Description** The enable sequences may only be performed after enabling the transcoder and port, and after completed link training.h](h)}(h**Parameters**h]jp)}(hj h]h Parameters}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1johj ubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMhjubhdefinition_list)}(hhh](hdefinition_list_item)}(hC``struct intel_encoder *encoder`` encoder on which to enable audio h](hterm)}(h!``struct intel_encoder *encoder``h]j')}(hj1h]hstruct intel_encoder *encoder}(hj3hhhNhNubah}(h]h ]h"]h$]h&]uh1j&hj/ubah}(h]h ]h"]h$]h&]uh1j-hr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMhj)ubh definition)}(hhh]h)}(h encoder on which to enable audioh]h encoder on which to enable audio}(hjLhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjFhMhjIubah}(h]h ]h"]h$]h&]uh1jGhj)ubeh}(h]h ]h"]h$]h&]uh1j'hjFhMhj$ubj()}(hQ``const struct intel_crtc_state *crtc_state`` pointer to the current crtc state. h](j.)}(h-``const struct intel_crtc_state *crtc_state``h]j')}(hjlh]h)const struct intel_crtc_state *crtc_state}(hjnhhhNhNubah}(h]h ]h"]h$]h&]uh1j&hjjubah}(h]h ]h"]h$]h&]uh1j-hr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMhjfubjH)}(hhh]h)}(h"pointer to the current crtc state.h]h"pointer to the current crtc state.}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhMhjubah}(h]h ]h"]h$]h&]uh1jGhjfubeh}(h]h ]h"]h$]h&]uh1j'hjhMhj$ubj()}(hY``const struct drm_connector_state *conn_state`` pointer to the current connector state. h](j.)}(h0``const struct drm_connector_state *conn_state``h]j')}(hjh]h,const struct drm_connector_state *conn_state}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1j&hjubah}(h]h ]h"]h$]h&]uh1j-hr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMhjubjH)}(hhh]h)}(h'pointer to the current connector state.h]h'pointer to the current connector state.}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjhMhjubah}(h]h ]h"]h$]h&]uh1jGhjubeh}(h]h ]h"]h$]h&]uh1j'hjhMhj$ubeh}(h]h ]h"]h$]h&]uh1j"hjubh)}(h**Description**h]jp)}(hjh]h Description}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1johjubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMhjubh)}(huThe enable sequences may only be performed after enabling the 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struct intel_crtc_state *old_crtc_stateh](j/)}(hjh]hconst}(hjhhhNhNubah}(h]h ]j;ah"]h$]h&]uh1j.hjubj)}(h h]h }(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubj/)}(hj2h]hstruct}(hjhhhNhNubah}(h]h ]j;ah"]h$]h&]uh1j.hjubj)}(h h]h }(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubh)}(hhh]j )}(hintel_crtc_stateh]hintel_crtc_state}(hj hhhNhNubah}(h]h ]jah"]h$]h&]uh1j hj ubah}(h]h ]h"]h$]h&] refdomainj3reftypejf reftargetjmodnameN classnameNjjjm)}jp]jc.intel_audio_codec_disableasbuh1hhjubj)}(h h]h }(hj+hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubj)}(hjh]h*}(hj9hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjubj )}(hold_crtc_stateh]hold_crtc_state}(hjFhhhNhNubah}(h]h ]jah"]h$]h&]uh1j hjubeh}(h]h ]h"]h$]h&]noemphhhuh1j(hjZubj))}(h0const struct drm_connector_state *old_conn_stateh](j/)}(hjh]hconst}(hj_hhhNhNubah}(h]h ]j;ah"]h$]h&]uh1j.hj[ubj)}(h h]h }(hjlhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj[ubj/)}(hj2h]hstruct}(hjzhhhNhNubah}(h]h ]j;ah"]h$]h&]uh1j.hj[ubj)}(h h]h }(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj[ubh)}(hhh]j )}(hdrm_connector_stateh]hdrm_connector_state}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1j hjubah}(h]h ]h"]h$]h&] refdomainj3reftypejf reftargetjmodnameN classnameNjjjm)}jp]jc.intel_audio_codec_disableasbuh1hhj[ubj)}(h h]h }(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj[ubj)}(hjh]h*}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj[ubj )}(hold_conn_stateh]hold_conn_state}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1j hj[ubeh}(h]h ]h"]h$]h&]noemphhhuh1j(hjZubeh}(h]h ]h"]h$]h&]hhuh1j"hj!hhhj3hMubeh}(h]h ]h"]h$]h&]hhjuh1jjjhjhhhj3hMubah}(h]jah ](jjeh"]h$]h&]jj)jhuh1jhj3hMhjhhubj)}(hhh]h)}(h$Disable the audio codec for HD audioh]h$Disable the audio codec for HD audio}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMhjhhubah}(h]h ]h"]h$]h&]uh1jhjhhhj3hMubeh}(h]h ](j3functioneh"]h$]h&]jj3jjjjjjjuh1jhhhhhNhNubj)}(hXh**Parameters** ``struct intel_encoder *encoder`` encoder on which to disable audio ``const struct intel_crtc_state *old_crtc_state`` pointer to the old crtc state. ``const struct drm_connector_state *old_conn_state`` pointer to the old connector state. **Description** The disable sequences must be performed before disabling the transcoder or port.h](h)}(h**Parameters**h]jp)}(hjh]h Parameters}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1johjubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chM#hjubj#)}(hhh](j()}(hD``struct intel_encoder *encoder`` encoder on which to disable audio h](j.)}(h!``struct intel_encoder *encoder``h]j')}(hj<h]hstruct intel_encoder *encoder}(hj>hhhNhNubah}(h]h ]h"]h$]h&]uh1j&hj:ubah}(h]h ]h"]h$]h&]uh1j-hr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chM hj6ubjH)}(hhh]h)}(h!encoder on which to disable audioh]h!encoder on which to disable audio}(hjUhhhNhNubah}(h]h ]h"]h$]h&]uh1hhjQhM hjRubah}(h]h ]h"]h$]h&]uh1jGhj6ubeh}(h]h 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classnameNjjjm)}jp]js)}jfjQsbc.intel_audio_hooks_initasbuh1hhjgubj)}(h h]h }(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjgubj)}(hjh]h*}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1jhjgubj )}(hdisplayh]hdisplay}(hjhhhNhNubah}(h]h ]jah"]h$]h&]uh1j hjgubeh}(h]h ]h"]h$]h&]noemphhhuh1j(hjcubah}(h]h ]h"]h$]h&]hhuh1j"hj*hhhj<hMubeh}(h]h ]h"]h$]h&]hhjuh1jjjhj&hhhj<hMubah}(h]j!ah ](jjeh"]h$]h&]jj)jhuh1jhj<hMhj#hhubj)}(hhh]h)}(h Set up chip specific audio hooksh]h Set up chip specific audio hooks}(hjhhhNhNubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMhjhhubah}(h]h ]h"]h$]h&]uh1jhj#hhhj<hMubeh}(h]h ](j3functioneh"]h$]h&]jj3jj jj jjjuh1jhhhhhNhNubj)}(hB**Parameters** ``struct intel_display *display`` display deviceh](h)}(h**Parameters**h]jp)}(hj h]h Parameters}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1johj ubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: 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hj ubeh}(h]h ]h"]h$]h&]noemphhhuh1j(hj ubah}(h]h ]h"]h$]h&]hhuh1j"hj hhhj hM9ubeh}(h]h ]h"]h$]h&]hhjuh1jjjhj hhhj hM9ubah}(h]j| ah ](jjeh"]h$]h&]jj)jhuh1jhj hM9hj~ hhubj)}(hhh]h)}(h+initialize and register the audio componenth]h+initialize and register the audio component}(hjI hhhNhNubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chM9hjF hhubah}(h]h ]h"]h$]h&]uh1jhj~ hhhj hM9ubeh}(h]h ](j3functioneh"]h$]h&]jj3jja jja jjjuh1jhhhhhNhNubj)}(hX**Parameters** ``struct intel_display *display`` display device **Description** This will register with the component framework a child component which will bind dynamically to the snd_hda_intel driver's corresponding master component when the latter is registered. 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We ignore any error during registration and continue with reduced functionality (i.e. without HDMI audio).h](h)}(h**Parameters**h]jp)}(hjk h]h Parameters}(hjm hhhNhNubah}(h]h ]h"]h$]h&]uh1johji ubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chM=hje ubj#)}(hhh]j()}(h1``struct intel_display *display`` display device h](j.)}(h!``struct intel_display *display``h]j')}(hj h]hstruct intel_display *display}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1j&hj ubah}(h]h ]h"]h$]h&]uh1j-hr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chM:hj ubjH)}(hhh]h)}(hdisplay deviceh]hdisplay device}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj hM:hj ubah}(h]h ]h"]h$]h&]uh1jGhj ubeh}(h]h ]h"]h$]h&]uh1j'hj hM:hj ubah}(h]h ]h"]h$]h&]uh1j"hje ubh)}(h**Description**h]jp)}(hj h]h Description}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1johj ubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chM<hje ubh)}(hXThis will register with the component framework a child component which will bind dynamically to the snd_hda_intel driver's corresponding master component when the latter is registered. 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hhhNhNubah}(h]h ]jah"]h$]h&]uh1j hjR ubeh}(h]h ]h"]h$]h&]noemphhhuh1j(hjN ubah}(h]h ]h"]h$]h&]hhuh1j"hj hhhj' hMvubeh}(h]h ]h"]h$]h&]hhjuh1jjjhj hhhj' hMvubah}(h]j ah ](jjeh"]h$]h&]jj)jhuh1jhj' hMvhj hhubj)}(hhh]h)}(hderegister the audio componenth]hderegister the audio component}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMvhj hhubah}(h]h ]h"]h$]h&]uh1jhj hhhj' hMvubeh}(h]h ](j3functioneh"]h$]h&]jj3jj jj jjjuh1jhhhhhNhNubj)}(h**Parameters** ``struct intel_display *display`` display device **Description** Deregisters the audio component, breaking any existing binding to the corresponding snd_hda_intel driver's master component.h](h)}(h**Parameters**h]jp)}(hj h]h Parameters}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1johj ubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMzhj ubj#)}(hhh]j()}(h1``struct intel_display *display`` display device h](j.)}(h!``struct intel_display *display``h]j')}(hj h]hstruct intel_display *display}(hj hhhNhNubah}(h]h ]h"]h$]h&]uh1j&hj ubah}(h]h ]h"]h$]h&]uh1j-hr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMwhj ubjH)}(hhh]h)}(hdisplay deviceh]hdisplay device}(hj3 hhhNhNubah}(h]h ]h"]h$]h&]uh1hhj/ hMwhj0 ubah}(h]h ]h"]h$]h&]uh1jGhj ubeh}(h]h ]h"]h$]h&]uh1j'hj/ hMwhj ubah}(h]h ]h"]h$]h&]uh1j"hj ubh)}(h**Description**h]jp)}(hjU h]h Description}(hjW hhhNhNubah}(h]h ]h"]h$]h&]uh1johjS ubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMyhj ubh)}(h|Deregisters the audio component, breaking any existing binding to the corresponding snd_hda_intel driver's master component.h]h~Deregisters the audio component, breaking any existing binding to the corresponding snd_hda_intel driver’s master component.}(hjk 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]jah"]h$]h&]uh1jhj ubh)}(hhh]j )}(h intel_displayh]h intel_display}(hj hhhNhNubah}(h]h ]jah"]h$]h&]uh1j hj ubah}(h]h ]h"]h$]h&] refdomainj3reftypejf reftargetj modnameN classnameNjjjm)}jp]js)}jfj sbc.intel_audio_initasbuh1hhj ubj)}(h h]h }(hj hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj ubj)}(hjh]h*}(hj# hhhNhNubah}(h]h ]jah"]h$]h&]uh1jhj ubj )}(hdisplayh]hdisplay}(hj0 hhhNhNubah}(h]h ]jah"]h$]h&]uh1j hj ubeh}(h]h ]h"]h$]h&]noemphhhuh1j(hj ubah}(h]h ]h"]h$]h&]hhuh1j"hj hhhj hMubeh}(h]h ]h"]h$]h&]hhjuh1jjjhj hhhj hMubah}(h]j ah ](jjeh"]h$]h&]jj)jhuh1jhj hMhj hhubj)}(hhh]h)}(hVInitialize the audio driver either using component framework or using lpe audio bridgeh]hVInitialize the audio driver either using component framework or using lpe audio bridge}(hjZ hhhNhNubah}(h]h ]h"]h$]h&]uh1hhr/var/lib/git/docbuild/linux/Documentation/gpu/intel-display/audio:10: ./drivers/gpu/drm/i915/display/intel_audio.chMhjW hhubah}(h]h ]h"]h$]h&]uh1jhj hhhj hMubeh}(h]h ](j3functioneh"]h$]h&]jj3jjr jjr 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