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4400 lines
118 KiB
4400 lines
118 KiB
// SPDX-License-Identifier: GPL-2.0-or-later |
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/* |
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* |
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* patch_hdmi.c - routines for HDMI/DisplayPort codecs |
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* |
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* Copyright(c) 2008-2010 Intel Corporation. All rights reserved. |
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* Copyright (c) 2006 ATI Technologies Inc. |
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* Copyright (c) 2008 NVIDIA Corp. All rights reserved. |
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* Copyright (c) 2008 Wei Ni <[email protected]> |
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* Copyright (c) 2013 Anssi Hannula <[email protected]> |
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* |
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* Authors: |
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* Wu Fengguang <[email protected]> |
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* |
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* Maintained by: |
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* Wu Fengguang <[email protected]> |
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*/ |
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|
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#include <linux/init.h> |
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#include <linux/delay.h> |
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#include <linux/pci.h> |
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#include <linux/slab.h> |
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#include <linux/module.h> |
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#include <linux/pm_runtime.h> |
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#include <sound/core.h> |
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#include <sound/jack.h> |
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#include <sound/asoundef.h> |
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#include <sound/tlv.h> |
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#include <sound/hdaudio.h> |
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#include <sound/hda_i915.h> |
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#include <sound/hda_chmap.h> |
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#include <sound/hda_codec.h> |
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#include "hda_local.h" |
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#include "hda_jack.h" |
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#include "hda_controller.h" |
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|
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static bool static_hdmi_pcm; |
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module_param(static_hdmi_pcm, bool, 0644); |
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MODULE_PARM_DESC(static_hdmi_pcm, "Don't restrict PCM parameters per ELD info"); |
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|
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static bool enable_acomp = true; |
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module_param(enable_acomp, bool, 0444); |
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MODULE_PARM_DESC(enable_acomp, "Enable audio component binding (default=yes)"); |
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|
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static bool enable_silent_stream = |
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IS_ENABLED(CONFIG_SND_HDA_INTEL_HDMI_SILENT_STREAM); |
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module_param(enable_silent_stream, bool, 0644); |
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MODULE_PARM_DESC(enable_silent_stream, "Enable Silent Stream for HDMI devices"); |
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|
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struct hdmi_spec_per_cvt { |
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hda_nid_t cvt_nid; |
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int assigned; |
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unsigned int channels_min; |
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unsigned int channels_max; |
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u32 rates; |
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u64 formats; |
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unsigned int maxbps; |
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}; |
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|
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/* max. connections to a widget */ |
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#define HDA_MAX_CONNECTIONS 32 |
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|
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struct hdmi_spec_per_pin { |
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hda_nid_t pin_nid; |
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int dev_id; |
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/* pin idx, different device entries on the same pin use the same idx */ |
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int pin_nid_idx; |
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int num_mux_nids; |
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hda_nid_t mux_nids[HDA_MAX_CONNECTIONS]; |
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int mux_idx; |
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hda_nid_t cvt_nid; |
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|
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struct hda_codec *codec; |
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struct hdmi_eld sink_eld; |
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struct mutex lock; |
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struct delayed_work work; |
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struct hdmi_pcm *pcm; /* pointer to spec->pcm_rec[n] dynamically*/ |
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int pcm_idx; /* which pcm is attached. -1 means no pcm is attached */ |
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int repoll_count; |
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bool setup; /* the stream has been set up by prepare callback */ |
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bool silent_stream; |
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int channels; /* current number of channels */ |
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bool non_pcm; |
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bool chmap_set; /* channel-map override by ALSA API? */ |
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unsigned char chmap[8]; /* ALSA API channel-map */ |
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#ifdef CONFIG_SND_PROC_FS |
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struct snd_info_entry *proc_entry; |
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#endif |
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}; |
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|
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/* operations used by generic code that can be overridden by patches */ |
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struct hdmi_ops { |
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int (*pin_get_eld)(struct hda_codec *codec, hda_nid_t pin_nid, |
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int dev_id, unsigned char *buf, int *eld_size); |
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|
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void (*pin_setup_infoframe)(struct hda_codec *codec, hda_nid_t pin_nid, |
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int dev_id, |
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int ca, int active_channels, int conn_type); |
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|
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/* enable/disable HBR (HD passthrough) */ |
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int (*pin_hbr_setup)(struct hda_codec *codec, hda_nid_t pin_nid, |
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int dev_id, bool hbr); |
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|
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int (*setup_stream)(struct hda_codec *codec, hda_nid_t cvt_nid, |
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hda_nid_t pin_nid, int dev_id, u32 stream_tag, |
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int format); |
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|
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void (*pin_cvt_fixup)(struct hda_codec *codec, |
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struct hdmi_spec_per_pin *per_pin, |
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hda_nid_t cvt_nid); |
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}; |
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|
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struct hdmi_pcm { |
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struct hda_pcm *pcm; |
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struct snd_jack *jack; |
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struct snd_kcontrol *eld_ctl; |
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}; |
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|
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struct hdmi_spec { |
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struct hda_codec *codec; |
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int num_cvts; |
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struct snd_array cvts; /* struct hdmi_spec_per_cvt */ |
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hda_nid_t cvt_nids[4]; /* only for haswell fix */ |
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|
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/* |
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* num_pins is the number of virtual pins |
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* for example, there are 3 pins, and each pin |
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* has 4 device entries, then the num_pins is 12 |
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*/ |
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int num_pins; |
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/* |
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* num_nids is the number of real pins |
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* In the above example, num_nids is 3 |
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*/ |
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int num_nids; |
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/* |
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* dev_num is the number of device entries |
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* on each pin. |
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* In the above example, dev_num is 4 |
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*/ |
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int dev_num; |
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struct snd_array pins; /* struct hdmi_spec_per_pin */ |
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struct hdmi_pcm pcm_rec[16]; |
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struct mutex pcm_lock; |
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struct mutex bind_lock; /* for audio component binding */ |
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/* pcm_bitmap means which pcms have been assigned to pins*/ |
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unsigned long pcm_bitmap; |
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int pcm_used; /* counter of pcm_rec[] */ |
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/* bitmap shows whether the pcm is opened in user space |
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* bit 0 means the first playback PCM (PCM3); |
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* bit 1 means the second playback PCM, and so on. |
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*/ |
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unsigned long pcm_in_use; |
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|
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struct hdmi_eld temp_eld; |
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struct hdmi_ops ops; |
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|
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bool dyn_pin_out; |
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bool dyn_pcm_assign; |
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bool dyn_pcm_no_legacy; |
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bool intel_hsw_fixup; /* apply Intel platform-specific fixups */ |
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/* |
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* Non-generic VIA/NVIDIA specific |
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*/ |
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struct hda_multi_out multiout; |
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struct hda_pcm_stream pcm_playback; |
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|
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bool use_acomp_notifier; /* use eld_notify callback for hotplug */ |
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bool acomp_registered; /* audio component registered in this driver */ |
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bool force_connect; /* force connectivity */ |
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struct drm_audio_component_audio_ops drm_audio_ops; |
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int (*port2pin)(struct hda_codec *, int); /* reverse port/pin mapping */ |
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|
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struct hdac_chmap chmap; |
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hda_nid_t vendor_nid; |
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const int *port_map; |
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int port_num; |
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bool send_silent_stream; /* Flag to enable silent stream feature */ |
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}; |
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|
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#ifdef CONFIG_SND_HDA_COMPONENT |
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static inline bool codec_has_acomp(struct hda_codec *codec) |
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{ |
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struct hdmi_spec *spec = codec->spec; |
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return spec->use_acomp_notifier; |
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} |
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#else |
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#define codec_has_acomp(codec) false |
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#endif |
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|
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struct hdmi_audio_infoframe { |
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u8 type; /* 0x84 */ |
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u8 ver; /* 0x01 */ |
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u8 len; /* 0x0a */ |
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|
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u8 checksum; |
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|
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u8 CC02_CT47; /* CC in bits 0:2, CT in 4:7 */ |
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u8 SS01_SF24; |
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u8 CXT04; |
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u8 CA; |
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u8 LFEPBL01_LSV36_DM_INH7; |
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}; |
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|
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struct dp_audio_infoframe { |
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u8 type; /* 0x84 */ |
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u8 len; /* 0x1b */ |
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u8 ver; /* 0x11 << 2 */ |
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u8 CC02_CT47; /* match with HDMI infoframe from this on */ |
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u8 SS01_SF24; |
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u8 CXT04; |
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u8 CA; |
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u8 LFEPBL01_LSV36_DM_INH7; |
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}; |
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|
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union audio_infoframe { |
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struct hdmi_audio_infoframe hdmi; |
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struct dp_audio_infoframe dp; |
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u8 bytes[0]; |
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}; |
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|
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/* |
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* HDMI routines |
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*/ |
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|
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#define get_pin(spec, idx) \ |
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((struct hdmi_spec_per_pin *)snd_array_elem(&spec->pins, idx)) |
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#define get_cvt(spec, idx) \ |
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((struct hdmi_spec_per_cvt *)snd_array_elem(&spec->cvts, idx)) |
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/* obtain hdmi_pcm object assigned to idx */ |
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#define get_hdmi_pcm(spec, idx) (&(spec)->pcm_rec[idx]) |
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/* obtain hda_pcm object assigned to idx */ |
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#define get_pcm_rec(spec, idx) (get_hdmi_pcm(spec, idx)->pcm) |
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|
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static int pin_id_to_pin_index(struct hda_codec *codec, |
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hda_nid_t pin_nid, int dev_id) |
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{ |
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struct hdmi_spec *spec = codec->spec; |
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int pin_idx; |
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struct hdmi_spec_per_pin *per_pin; |
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|
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/* |
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* (dev_id == -1) means it is NON-MST pin |
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* return the first virtual pin on this port |
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*/ |
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if (dev_id == -1) |
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dev_id = 0; |
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for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) { |
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per_pin = get_pin(spec, pin_idx); |
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if ((per_pin->pin_nid == pin_nid) && |
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(per_pin->dev_id == dev_id)) |
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return pin_idx; |
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} |
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codec_warn(codec, "HDMI: pin NID 0x%x not registered\n", pin_nid); |
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return -EINVAL; |
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} |
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static int hinfo_to_pcm_index(struct hda_codec *codec, |
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struct hda_pcm_stream *hinfo) |
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{ |
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struct hdmi_spec *spec = codec->spec; |
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int pcm_idx; |
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|
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for (pcm_idx = 0; pcm_idx < spec->pcm_used; pcm_idx++) |
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if (get_pcm_rec(spec, pcm_idx)->stream == hinfo) |
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return pcm_idx; |
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codec_warn(codec, "HDMI: hinfo %p not tied to a PCM\n", hinfo); |
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return -EINVAL; |
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} |
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static int hinfo_to_pin_index(struct hda_codec *codec, |
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struct hda_pcm_stream *hinfo) |
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{ |
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struct hdmi_spec *spec = codec->spec; |
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struct hdmi_spec_per_pin *per_pin; |
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int pin_idx; |
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for (pin_idx = 0; pin_idx < spec->num_pins; pin_idx++) { |
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per_pin = get_pin(spec, pin_idx); |
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if (per_pin->pcm && |
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per_pin->pcm->pcm->stream == hinfo) |
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return pin_idx; |
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} |
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codec_dbg(codec, "HDMI: hinfo %p (pcm %d) not registered\n", hinfo, |
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hinfo_to_pcm_index(codec, hinfo)); |
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return -EINVAL; |
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} |
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static struct hdmi_spec_per_pin *pcm_idx_to_pin(struct hdmi_spec *spec, |
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int pcm_idx) |
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{ |
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int i; |
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struct hdmi_spec_per_pin *per_pin; |
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for (i = 0; i < spec->num_pins; i++) { |
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per_pin = get_pin(spec, i); |
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if (per_pin->pcm_idx == pcm_idx) |
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return per_pin; |
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} |
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return NULL; |
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} |
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static int cvt_nid_to_cvt_index(struct hda_codec *codec, hda_nid_t cvt_nid) |
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{ |
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struct hdmi_spec *spec = codec->spec; |
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int cvt_idx; |
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for (cvt_idx = 0; cvt_idx < spec->num_cvts; cvt_idx++) |
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if (get_cvt(spec, cvt_idx)->cvt_nid == cvt_nid) |
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return cvt_idx; |
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codec_warn(codec, "HDMI: cvt NID 0x%x not registered\n", cvt_nid); |
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return -EINVAL; |
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} |
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static int hdmi_eld_ctl_info(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_info *uinfo) |
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{ |
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struct hda_codec *codec = snd_kcontrol_chip(kcontrol); |
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struct hdmi_spec *spec = codec->spec; |
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struct hdmi_spec_per_pin *per_pin; |
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struct hdmi_eld *eld; |
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int pcm_idx; |
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uinfo->type = SNDRV_CTL_ELEM_TYPE_BYTES; |
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pcm_idx = kcontrol->private_value; |
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mutex_lock(&spec->pcm_lock); |
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per_pin = pcm_idx_to_pin(spec, pcm_idx); |
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if (!per_pin) { |
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/* no pin is bound to the pcm */ |
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uinfo->count = 0; |
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goto unlock; |
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} |
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eld = &per_pin->sink_eld; |
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uinfo->count = eld->eld_valid ? eld->eld_size : 0; |
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unlock: |
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mutex_unlock(&spec->pcm_lock); |
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return 0; |
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} |
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static int hdmi_eld_ctl_get(struct snd_kcontrol *kcontrol, |
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struct snd_ctl_elem_value *ucontrol) |
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{ |
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struct hda_codec *codec = snd_kcontrol_chip(kcontrol); |
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struct hdmi_spec *spec = codec->spec; |
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struct hdmi_spec_per_pin *per_pin; |
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struct hdmi_eld *eld; |
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int pcm_idx; |
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int err = 0; |
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pcm_idx = kcontrol->private_value; |
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mutex_lock(&spec->pcm_lock); |
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per_pin = pcm_idx_to_pin(spec, pcm_idx); |
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if (!per_pin) { |
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/* no pin is bound to the pcm */ |
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memset(ucontrol->value.bytes.data, 0, |
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ARRAY_SIZE(ucontrol->value.bytes.data)); |
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goto unlock; |
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} |
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eld = &per_pin->sink_eld; |
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if (eld->eld_size > ARRAY_SIZE(ucontrol->value.bytes.data) || |
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eld->eld_size > ELD_MAX_SIZE) { |
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snd_BUG(); |
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err = -EINVAL; |
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goto unlock; |
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} |
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memset(ucontrol->value.bytes.data, 0, |
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ARRAY_SIZE(ucontrol->value.bytes.data)); |
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if (eld->eld_valid) |
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memcpy(ucontrol->value.bytes.data, eld->eld_buffer, |
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eld->eld_size); |
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unlock: |
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mutex_unlock(&spec->pcm_lock); |
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return err; |
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} |
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static const struct snd_kcontrol_new eld_bytes_ctl = { |
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.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE | |
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SNDRV_CTL_ELEM_ACCESS_SKIP_CHECK, |
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.iface = SNDRV_CTL_ELEM_IFACE_PCM, |
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.name = "ELD", |
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.info = hdmi_eld_ctl_info, |
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.get = hdmi_eld_ctl_get, |
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}; |
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static int hdmi_create_eld_ctl(struct hda_codec *codec, int pcm_idx, |
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int device) |
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{ |
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struct snd_kcontrol *kctl; |
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struct hdmi_spec *spec = codec->spec; |
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int err; |
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kctl = snd_ctl_new1(&eld_bytes_ctl, codec); |
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if (!kctl) |
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return -ENOMEM; |
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kctl->private_value = pcm_idx; |
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kctl->id.device = device; |
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|
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/* no pin nid is associated with the kctl now |
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* tbd: associate pin nid to eld ctl later |
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*/ |
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err = snd_hda_ctl_add(codec, 0, kctl); |
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if (err < 0) |
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return err; |
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get_hdmi_pcm(spec, pcm_idx)->eld_ctl = kctl; |
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return 0; |
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} |
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|
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#ifdef BE_PARANOID |
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static void hdmi_get_dip_index(struct hda_codec *codec, hda_nid_t pin_nid, |
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int *packet_index, int *byte_index) |
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{ |
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int val; |
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|
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val = snd_hda_codec_read(codec, pin_nid, 0, |
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AC_VERB_GET_HDMI_DIP_INDEX, 0); |
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|
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*packet_index = val >> 5; |
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*byte_index = val & 0x1f; |
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} |
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#endif |
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|
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static void hdmi_set_dip_index(struct hda_codec *codec, hda_nid_t pin_nid, |
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int packet_index, int byte_index) |
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{ |
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int val; |
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|
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val = (packet_index << 5) | (byte_index & 0x1f); |
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|
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snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_INDEX, val); |
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} |
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|
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static void hdmi_write_dip_byte(struct hda_codec *codec, hda_nid_t pin_nid, |
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unsigned char val) |
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{ |
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snd_hda_codec_write(codec, pin_nid, 0, AC_VERB_SET_HDMI_DIP_DATA, val); |
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} |
|
|
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static void hdmi_init_pin(struct hda_codec *codec, hda_nid_t pin_nid) |
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{ |
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struct hdmi_spec *spec = codec->spec; |
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int pin_out; |
|
|
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/* Unmute */ |
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if (get_wcaps(codec, pin_nid) & AC_WCAP_OUT_AMP) |
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snd_hda_codec_write(codec, pin_nid, 0, |
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AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE); |
|
|
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if (spec->dyn_pin_out) |
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/* Disable pin out until stream is active */ |
|
pin_out = 0; |
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else |
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/* Enable pin out: some machines with GM965 gets broken output |
|
* when the pin is disabled or changed while using with HDMI |
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*/ |
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pin_out = PIN_OUT; |
|
|
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snd_hda_codec_write(codec, pin_nid, 0, |
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AC_VERB_SET_PIN_WIDGET_CONTROL, pin_out); |
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} |
|
|
|
/* |
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* ELD proc files |
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*/ |
|
|
|
#ifdef CONFIG_SND_PROC_FS |
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static void print_eld_info(struct snd_info_entry *entry, |
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struct snd_info_buffer *buffer) |
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{ |
|
struct hdmi_spec_per_pin *per_pin = entry->private_data; |
|
|
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mutex_lock(&per_pin->lock); |
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snd_hdmi_print_eld_info(&per_pin->sink_eld, buffer); |
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mutex_unlock(&per_pin->lock); |
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} |
|
|
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static void write_eld_info(struct snd_info_entry *entry, |
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struct snd_info_buffer *buffer) |
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{ |
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struct hdmi_spec_per_pin *per_pin = entry->private_data; |
|
|
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mutex_lock(&per_pin->lock); |
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snd_hdmi_write_eld_info(&per_pin->sink_eld, buffer); |
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mutex_unlock(&per_pin->lock); |
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} |
|
|
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static int eld_proc_new(struct hdmi_spec_per_pin *per_pin, int index) |
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{ |
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char name[32]; |
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struct hda_codec *codec = per_pin->codec; |
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struct snd_info_entry *entry; |
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int err; |
|
|
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snprintf(name, sizeof(name), "eld#%d.%d", codec->addr, index); |
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err = snd_card_proc_new(codec->card, name, &entry); |
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if (err < 0) |
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return err; |
|
|
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snd_info_set_text_ops(entry, per_pin, print_eld_info); |
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entry->c.text.write = write_eld_info; |
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entry->mode |= 0200; |
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per_pin->proc_entry = entry; |
|
|
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return 0; |
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} |
|
|
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static void eld_proc_free(struct hdmi_spec_per_pin *per_pin) |
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{ |
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if (!per_pin->codec->bus->shutdown) { |
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snd_info_free_entry(per_pin->proc_entry); |
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per_pin->proc_entry = NULL; |
|
} |
|
} |
|
#else |
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static inline int eld_proc_new(struct hdmi_spec_per_pin *per_pin, |
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int index) |
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{ |
|
return 0; |
|
} |
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static inline void eld_proc_free(struct hdmi_spec_per_pin *per_pin) |
|
{ |
|
} |
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#endif |
|
|
|
/* |
|
* Audio InfoFrame routines |
|
*/ |
|
|
|
/* |
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* Enable Audio InfoFrame Transmission |
|
*/ |
|
static void hdmi_start_infoframe_trans(struct hda_codec *codec, |
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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) |
|
{ |
|
union audio_infoframe ai; |
|
|
|
memset(&ai, 0, sizeof(ai)); |
|
if (conn_type == 0) { /* HDMI */ |
|
struct hdmi_audio_infoframe *hdmi_ai = &ai.hdmi; |
|
|
|
hdmi_ai->type = 0x84; |
|
hdmi_ai->ver = 0x01; |
|
hdmi_ai->len = 0x0a; |
|
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) |
|
{ |
|
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); |
|
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) |
|
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 |
|
* in dyn_pcm_assign mode. |
|
*/ |
|
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); |
|
if (err) |
|
return err; |
|
|
|
per_cvt = get_cvt(spec, cvt_idx); |
|
per_cvt->assigned = 1; |
|
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); |
|
if (!spec->dyn_pcm_assign) { |
|
if (snd_BUG_ON(pin_idx < 0)) { |
|
err = -EINVAL; |
|
goto unlock; |
|
} |
|
} else { |
|
/* 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); |
|
if (err < 0) |
|
goto unlock; |
|
|
|
per_cvt = get_cvt(spec, cvt_idx); |
|
/* Claim converter */ |
|
per_cvt->assigned = 1; |
|
|
|
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 = 0; |
|
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; |
|
|
|
/* on the new machines, try to assign the pcm slot dynamically, |
|
* not use the preferred fixed map (legacy way) anymore. |
|
*/ |
|
if (spec->dyn_pcm_no_legacy) |
|
goto last_try; |
|
|
|
/* |
|
* generic_hdmi_build_pcms() may allocate extra PCMs on some |
|
* platforms (with maximum of 'num_nids + dev_num - 1') |
|
* |
|
* The per_pin of pin_nid_idx=n and dev_id=m prefers to get pcm-n |
|
* if m==0. This guarantees that dynamic pcm assignments are compatible |
|
* with the legacy static per_pin-pcm assignment that existed in the |
|
* days before DP-MST. |
|
* |
|
* Intel DP-MST prefers this legacy behavior for compatibility, too. |
|
* |
|
* per_pin of m!=0 prefers to get pcm=(num_nids + (m - 1)). |
|
*/ |
|
|
|
if (per_pin->dev_id == 0 || spec->intel_hsw_fixup) { |
|
if (!test_bit(per_pin->pin_nid_idx, &spec->pcm_bitmap)) |
|
return per_pin->pin_nid_idx; |
|
} else { |
|
i = spec->num_nids + (per_pin->dev_id - 1); |
|
if (i < spec->pcm_used && !(test_bit(i, &spec->pcm_bitmap))) |
|
return i; |
|
} |
|
|
|
/* have a second try; check the area over num_nids */ |
|
for (i = spec->num_nids; i < spec->pcm_used; i++) { |
|
if (!test_bit(i, &spec->pcm_bitmap)) |
|
return i; |
|
} |
|
|
|
last_try: |
|
/* the last try; check the empty slots in pins */ |
|
for (i = 0; i < spec->num_nids; 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; |
|
idx = hdmi_find_pcm_slot(spec, per_pin); |
|
if (idx == -EBUSY) |
|
return; |
|
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->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) |
|
pcm = get_pcm_rec(spec, per_pin->pcm_idx); |
|
else |
|
return; |
|
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->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->dyn_pcm_assign) { |
|
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; |
|
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; |
|
|
|
ret = snd_hda_power_up_pm(codec); |
|
if (ret < 0 && pm_runtime_suspended(hda_codec_dev(codec))) |
|
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(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; |
|
unsigned int format; |
|
|
|
mutex_lock(&per_pin->lock); |
|
|
|
if (per_pin->setup) { |
|
codec_dbg(codec, "hdmi: PCM already open, no silent stream\n"); |
|
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); |
|
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->assigned = 1; |
|
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); |
|
|
|
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); |
|
|
|
unlock_out: |
|
mutex_unlock(&per_pin->lock); |
|
} |
|
|
|
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; |
|
|
|
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->assigned = 0; |
|
} |
|
|
|
per_pin->cvt_nid = 0; |
|
per_pin->silent_stream = false; |
|
|
|
unlock_out: |
|
mutex_unlock(&per_pin->lock); |
|
} |
|
|
|
/* 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); |
|
|
|
/* |
|
* Power-up will call hdmi_present_sense, so the PM calls |
|
* have to be done without mutex held. |
|
*/ |
|
|
|
if (spec->send_silent_stream) { |
|
int pm_ret; |
|
|
|
if (!monitor_prev && monitor_next) { |
|
pm_ret = snd_hda_power_up_pm(codec); |
|
if (pm_ret < 0) |
|
codec_err(codec, |
|
"Monitor plugged-in, Failed to power up codec ret=[%d]\n", |
|
pm_ret); |
|
silent_stream_enable(codec, per_pin); |
|
} else if (monitor_prev && !monitor_next) { |
|
silent_stream_disable(codec, per_pin); |
|
pm_ret = snd_hda_power_down_pm(codec); |
|
if (pm_ret < 0) |
|
codec_err(codec, |
|
"Monitor plugged-out, Failed to power down codec ret=[%d]\n", |
|
pm_ret); |
|
} |
|
} |
|
} |
|
|
|
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 (spec->dyn_pcm_assign && 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; |
|
|
|
if (spec->dyn_pcm_assign) { |
|
per_pin->pcm = NULL; |
|
per_pin->pcm_idx = -1; |
|
} else { |
|
per_pin->pcm = get_hdmi_pcm(spec, pin_idx); |
|
per_pin->pcm_idx = pin_idx; |
|
} |
|
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; |
|
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(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; |
|
} |
|
|
|
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 (spec->dyn_pcm_assign && pin_idx < 0) { |
|
/* when dyn_pcm_assign and 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 = 0; |
|
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 (spec->dyn_pcm_assign && 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; |
|
|
|
/* |
|
* for non-mst mode, pcm number is the same as before |
|
* for DP MST mode without extra PCM, pcm number is same |
|
* for DP MST mode with extra PCMs, pcm number is |
|
* (nid number + dev_num - 1) |
|
* dev_num is the device entry number in a pin |
|
*/ |
|
|
|
if (codec->mst_no_extra_pcms) |
|
pcm_num = spec->num_nids; |
|
else |
|
pcm_num = spec->num_nids + spec->dev_num - 1; |
|
|
|
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 16 */ |
|
if (spec->pcm_used >= 16) |
|
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 hdmi_spec_per_pin *per_pin = get_pin(spec, pcm_idx); |
|
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); |
|
if (!spec->dyn_pcm_assign && |
|
!is_jack_detectable(codec, per_pin->pin_nid)) |
|
strncat(hdmi_str, " Phantom", |
|
sizeof(hdmi_str) - strlen(hdmi_str) - 1); |
|
|
|
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 |
|
*/ |
|
if (spec->dyn_pcm_assign) |
|
err = snd_hda_create_dig_out_ctls(codec, |
|
0, spec->cvt_nids[0], |
|
HDA_PCM_TYPE_HDMI); |
|
else { |
|
struct hdmi_spec_per_pin *per_pin = |
|
get_pin(spec, pcm_idx); |
|
err = snd_hda_create_dig_out_ctls(codec, |
|
per_pin->pin_nid, |
|
per_pin->mux_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; |
|
|
|
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; |
|
if (spec->dyn_pcm_assign) |
|
snd_device_free(codec->card, |
|
spec->pcm_rec[pcm_idx].jack); |
|
else |
|
spec->pcm_rec[pcm_idx].jack = NULL; |
|
} |
|
|
|
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; |
|
/* ditto during suspend/resume process itself */ |
|
if (snd_hdac_is_in_pm(&codec->core)) |
|
return; |
|
|
|
check_presence_and_report(codec, pin_nid, dev_id); |
|
} |
|
|
|
/* set up the private drm_audio_ops from the template */ |
|
static void setup_drm_audio_ops(struct hda_codec *codec, |
|
const struct drm_audio_component_audio_ops *ops) |
|
{ |
|
struct hdmi_spec *spec = codec->spec; |
|
|
|
spec->drm_audio_ops.audio_ptr = codec; |
|
/* intel_audio_codec_enable() or intel_audio_codec_disable() |
|
* will call pin_eld_notify with using audio_ptr pointer |
|
* We need make sure audio_ptr is really setup |
|
*/ |
|
wmb(); |
|
spec->drm_audio_ops.pin2port = ops->pin2port; |
|
spec->drm_audio_ops.pin_eld_notify = ops->pin_eld_notify; |
|
spec->drm_audio_ops.master_bind = ops->master_bind; |
|
spec->drm_audio_ops.master_unbind = ops->master_unbind; |
|
} |
|
|
|
/* initialize the generic HDMI audio component */ |
|
static void generic_acomp_init(struct hda_codec *codec, |
|
const struct drm_audio_component_audio_ops *ops, |
|
int (*port2pin)(struct hda_codec *, int)) |
|
{ |
|
struct hdmi_spec *spec = codec->spec; |
|
|
|
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; |
|
/* ditto during suspend/resume process itself */ |
|
if (snd_hdac_is_in_pm(&codec->core)) |
|
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) |
|
{ |
|
haswell_verify_D0(codec, cvt_nid, pin_nid); |
|
return hdmi_setup_stream(codec, cvt_nid, pin_nid, dev_id, |
|
stream_tag, format); |
|
} |
|
|
|
/* 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); |
|
} |
|
} |
|
|
|
/* 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) |
|
{ |
|
struct hdmi_spec *spec; |
|
int err; |
|
|
|
err = alloc_intel_hdmi(codec); |
|
if (err < 0) |
|
return err; |
|
spec = codec->spec; |
|
codec->dp_mst = true; |
|
spec->dyn_pcm_assign = 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 (enable_silent_stream) |
|
spec->send_silent_stream = true; |
|
|
|
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); |
|
} |
|
|
|
static int patch_i915_glk_hdmi(struct hda_codec *codec) |
|
{ |
|
return intel_hsw_common_init(codec, 0x0b, NULL, 0, 3); |
|
} |
|
|
|
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); |
|
} |
|
|
|
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}; |
|
int ret; |
|
|
|
ret = intel_hsw_common_init(codec, 0x02, map, ARRAY_SIZE(map), 4); |
|
if (!ret) { |
|
struct hdmi_spec *spec = codec->spec; |
|
|
|
spec->dyn_pcm_no_legacy = true; |
|
} |
|
|
|
return ret; |
|
} |
|
|
|
/* 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; |
|
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; |
|
spec->dyn_pcm_assign = true; |
|
|
|
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; |
|
|
|
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; |
|
|
|
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). |
|
*/ |
|
#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, unsigned int format) |
|
{ |
|
unsigned int value; |
|
|
|
/* bits [31:30] contain the trigger and valid bits */ |
|
value = snd_hda_codec_read(codec, NVIDIA_AFG_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, NVIDIA_AFG_NID, 0, |
|
NVIDIA_SET_SCRATCH0_BYTE0, |
|
(format >> 0) & 0xff); |
|
snd_hda_codec_write(codec, NVIDIA_AFG_NID, 0, |
|
NVIDIA_SET_SCRATCH0_BYTE1, |
|
(format >> 8) & 0xff); |
|
|
|
/* bits [16:24] are unused */ |
|
snd_hda_codec_write(codec, NVIDIA_AFG_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; |
|
|
|
/* |
|
* Whenever the 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, NVIDIA_AFG_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, 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, 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 patch_tegra_hdmi(struct hda_codec *codec) |
|
{ |
|
struct hdmi_spec *spec; |
|
int err; |
|
|
|
err = patch_generic_hdmi(codec); |
|
if (err) |
|
return err; |
|
|
|
codec->patch_ops.build_pcms = tegra_hdmi_build_pcms; |
|
spec = codec->spec; |
|
spec->chmap.ops.chmap_cea_alloc_validate_get_type = |
|
nvhdmi_chmap_cea_alloc_validate_get_type; |
|
spec->chmap.ops.chmap_validate = nvhdmi_chmap_validate; |
|
|
|
return 0; |
|
} |
|
|
|
/* |
|
* 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->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 */ |
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static int patch_via_hdmi(struct hda_codec *codec) |
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{ |
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return patch_simple_hdmi(codec, VIAHDMI_CVT_NID, VIAHDMI_PIN_NID); |
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} |
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/* |
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* patch entries |
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*/ |
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static const struct hda_device_id snd_hda_id_hdmi[] = { |
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HDA_CODEC_ENTRY(0x1002793c, "RS600 HDMI", patch_atihdmi), |
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HDA_CODEC_ENTRY(0x10027919, "RS600 HDMI", patch_atihdmi), |
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HDA_CODEC_ENTRY(0x1002791a, "RS690/780 HDMI", patch_atihdmi), |
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HDA_CODEC_ENTRY(0x1002aa01, "R6xx HDMI", patch_atihdmi), |
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HDA_CODEC_ENTRY(0x10951390, "SiI1390 HDMI", patch_generic_hdmi), |
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HDA_CODEC_ENTRY(0x10951392, "SiI1392 HDMI", patch_generic_hdmi), |
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HDA_CODEC_ENTRY(0x17e80047, "Chrontel HDMI", patch_generic_hdmi), |
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HDA_CODEC_ENTRY(0x10de0001, "MCP73 HDMI", patch_nvhdmi_2ch), |
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HDA_CODEC_ENTRY(0x10de0002, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x), |
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HDA_CODEC_ENTRY(0x10de0003, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x), |
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HDA_CODEC_ENTRY(0x10de0004, "GPU 04 HDMI", patch_nvhdmi_8ch_7x), |
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HDA_CODEC_ENTRY(0x10de0005, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x), |
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HDA_CODEC_ENTRY(0x10de0006, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x), |
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HDA_CODEC_ENTRY(0x10de0007, "MCP79/7A HDMI", patch_nvhdmi_8ch_7x), |
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HDA_CODEC_ENTRY(0x10de0008, "GPU 08 HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de0009, "GPU 09 HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de000a, "GPU 0a HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de000b, "GPU 0b HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de000c, "MCP89 HDMI", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de000d, "GPU 0d HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de0010, "GPU 10 HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de0011, "GPU 11 HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de0012, "GPU 12 HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de0013, "GPU 13 HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de0014, "GPU 14 HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de0015, "GPU 15 HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de0016, "GPU 16 HDMI/DP", patch_nvhdmi_legacy), |
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/* 17 is known to be absent */ |
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HDA_CODEC_ENTRY(0x10de0018, "GPU 18 HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de0019, "GPU 19 HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de001a, "GPU 1a HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de001b, "GPU 1b HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de001c, "GPU 1c HDMI/DP", patch_nvhdmi_legacy), |
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HDA_CODEC_ENTRY(0x10de0020, "Tegra30 HDMI", patch_tegra_hdmi), |
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HDA_CODEC_ENTRY(0x10de0022, "Tegra114 HDMI", patch_tegra_hdmi), |
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HDA_CODEC_ENTRY(0x10de0028, "Tegra124 HDMI", patch_tegra_hdmi), |
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HDA_CODEC_ENTRY(0x10de0029, "Tegra210 HDMI/DP", patch_tegra_hdmi), |
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HDA_CODEC_ENTRY(0x10de002d, "Tegra186 HDMI/DP0", patch_tegra_hdmi), |
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HDA_CODEC_ENTRY(0x10de002e, "Tegra186 HDMI/DP1", patch_tegra_hdmi), |
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HDA_CODEC_ENTRY(0x10de002f, "Tegra194 HDMI/DP2", patch_tegra_hdmi), |
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HDA_CODEC_ENTRY(0x10de0030, "Tegra194 HDMI/DP3", patch_tegra_hdmi), |
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HDA_CODEC_ENTRY(0x10de0040, "GPU 40 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0041, "GPU 41 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0042, "GPU 42 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0043, "GPU 43 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0044, "GPU 44 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0045, "GPU 45 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0050, "GPU 50 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0051, "GPU 51 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0052, "GPU 52 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0060, "GPU 60 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0061, "GPU 61 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0062, "GPU 62 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0067, "MCP67 HDMI", patch_nvhdmi_2ch), |
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HDA_CODEC_ENTRY(0x10de0070, "GPU 70 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0071, "GPU 71 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0072, "GPU 72 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0073, "GPU 73 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0074, "GPU 74 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0076, "GPU 76 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de007b, "GPU 7b HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de007c, "GPU 7c HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de007d, "GPU 7d HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de007e, "GPU 7e HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0080, "GPU 80 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0081, "GPU 81 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0082, "GPU 82 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0083, "GPU 83 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0084, "GPU 84 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0090, "GPU 90 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0091, "GPU 91 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0092, "GPU 92 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0093, "GPU 93 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0094, "GPU 94 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0095, "GPU 95 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0097, "GPU 97 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0098, "GPU 98 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de0099, "GPU 99 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de009a, "GPU 9a HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de009d, "GPU 9d HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de009e, "GPU 9e HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de009f, "GPU 9f HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de00a0, "GPU a0 HDMI/DP", patch_nvhdmi), |
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HDA_CODEC_ENTRY(0x10de8001, "MCP73 HDMI", patch_nvhdmi_2ch), |
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HDA_CODEC_ENTRY(0x10de8067, "MCP67/68 HDMI", patch_nvhdmi_2ch), |
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HDA_CODEC_ENTRY(0x11069f80, "VX900 HDMI/DP", patch_via_hdmi), |
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HDA_CODEC_ENTRY(0x11069f81, "VX900 HDMI/DP", patch_via_hdmi), |
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HDA_CODEC_ENTRY(0x11069f84, "VX11 HDMI/DP", patch_generic_hdmi), |
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HDA_CODEC_ENTRY(0x11069f85, "VX11 HDMI/DP", patch_generic_hdmi), |
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HDA_CODEC_ENTRY(0x80860054, "IbexPeak HDMI", patch_i915_cpt_hdmi), |
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HDA_CODEC_ENTRY(0x80862800, "Geminilake HDMI", patch_i915_glk_hdmi), |
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HDA_CODEC_ENTRY(0x80862801, "Bearlake HDMI", patch_generic_hdmi), |
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HDA_CODEC_ENTRY(0x80862802, "Cantiga HDMI", patch_generic_hdmi), |
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HDA_CODEC_ENTRY(0x80862803, "Eaglelake HDMI", patch_generic_hdmi), |
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HDA_CODEC_ENTRY(0x80862804, "IbexPeak HDMI", patch_i915_cpt_hdmi), |
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HDA_CODEC_ENTRY(0x80862805, "CougarPoint HDMI", patch_i915_cpt_hdmi), |
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HDA_CODEC_ENTRY(0x80862806, "PantherPoint HDMI", patch_i915_cpt_hdmi), |
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HDA_CODEC_ENTRY(0x80862807, "Haswell HDMI", patch_i915_hsw_hdmi), |
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HDA_CODEC_ENTRY(0x80862808, "Broadwell HDMI", patch_i915_hsw_hdmi), |
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HDA_CODEC_ENTRY(0x80862809, "Skylake HDMI", patch_i915_hsw_hdmi), |
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HDA_CODEC_ENTRY(0x8086280a, "Broxton HDMI", patch_i915_hsw_hdmi), |
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HDA_CODEC_ENTRY(0x8086280b, "Kabylake HDMI", patch_i915_hsw_hdmi), |
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HDA_CODEC_ENTRY(0x8086280c, "Cannonlake HDMI", patch_i915_glk_hdmi), |
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HDA_CODEC_ENTRY(0x8086280d, "Geminilake HDMI", patch_i915_glk_hdmi), |
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HDA_CODEC_ENTRY(0x8086280f, "Icelake HDMI", patch_i915_icl_hdmi), |
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HDA_CODEC_ENTRY(0x80862812, "Tigerlake HDMI", patch_i915_tgl_hdmi), |
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HDA_CODEC_ENTRY(0x80862814, "DG1 HDMI", patch_i915_tgl_hdmi), |
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HDA_CODEC_ENTRY(0x80862815, "Alderlake HDMI", patch_i915_tgl_hdmi), |
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HDA_CODEC_ENTRY(0x8086281c, "Alderlake-P HDMI", patch_i915_tgl_hdmi), |
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HDA_CODEC_ENTRY(0x80862816, "Rocketlake HDMI", patch_i915_tgl_hdmi), |
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HDA_CODEC_ENTRY(0x8086281a, "Jasperlake HDMI", patch_i915_icl_hdmi), |
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HDA_CODEC_ENTRY(0x8086281b, "Elkhartlake HDMI", patch_i915_icl_hdmi), |
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HDA_CODEC_ENTRY(0x80862880, "CedarTrail HDMI", patch_generic_hdmi), |
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HDA_CODEC_ENTRY(0x80862882, "Valleyview2 HDMI", patch_i915_byt_hdmi), |
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HDA_CODEC_ENTRY(0x80862883, "Braswell HDMI", patch_i915_byt_hdmi), |
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HDA_CODEC_ENTRY(0x808629fb, "Crestline HDMI", patch_generic_hdmi), |
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/* special ID for generic HDMI */ |
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HDA_CODEC_ENTRY(HDA_CODEC_ID_GENERIC_HDMI, "Generic HDMI", patch_generic_hdmi), |
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{} /* terminator */ |
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}; |
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MODULE_DEVICE_TABLE(hdaudio, snd_hda_id_hdmi); |
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MODULE_LICENSE("GPL"); |
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MODULE_DESCRIPTION("HDMI HD-audio codec"); |
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MODULE_ALIAS("snd-hda-codec-intelhdmi"); |
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MODULE_ALIAS("snd-hda-codec-nvhdmi"); |
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MODULE_ALIAS("snd-hda-codec-atihdmi"); |
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static struct hda_codec_driver hdmi_driver = { |
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.id = snd_hda_id_hdmi, |
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}; |
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module_hda_codec_driver(hdmi_driver);
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