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ASoC: hdac_hda: add asoc extension for legacy HDA codec drivers

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This patch adds a kernel module which is used by the legacy HDA
codec drivers as library. This implements hdac_ext_bus_ops to enable
the reuse of legacy HDA codec drivers with ASoC platform drivers.

Signed-off-by: Rakesh Ughreja <rakesh.a.ughreja@intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Rakesh Ughreja 2018-08-22 15:25:03 -05:00 committed by Mark Brown
parent 00deadb5d8
commit 6bae5ea949
No known key found for this signature in database
GPG Key ID: 24D68B725D5487D0
10 changed files with 634 additions and 5 deletions
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12
sound/pci/hda/hda_bind.c
View File

@ -81,6 +81,12 @@ static int hda_codec_driver_probe(struct device *dev)
hda_codec_patch_t patch;
int err;
if (codec->bus->core.ext_ops) {
if (WARN_ON(!codec->bus->core.ext_ops->hdev_attach))
return -EINVAL;
return codec->bus->core.ext_ops->hdev_attach(&codec->core);
}
if (WARN_ON(!codec->preset))
return -EINVAL;
@ -134,6 +140,12 @@ static int hda_codec_driver_remove(struct device *dev)
{
struct hda_codec *codec = dev_to_hda_codec(dev);
if (codec->bus->core.ext_ops) {
if (WARN_ON(!codec->bus->core.ext_ops->hdev_detach))
return -EINVAL;
return codec->bus->core.ext_ops->hdev_detach(&codec->core);
}
if (codec->patch_ops.free)
codec->patch_ops.free(codec);
snd_hda_codec_cleanup_for_unbind(codec);

5
sound/soc/codecs/Kconfig
View File

@ -82,6 +82,7 @@ config SND_SOC_ALL_CODECS
select SND_SOC_ES7241
select SND_SOC_GTM601
select SND_SOC_HDAC_HDMI
select SND_SOC_HDAC_HDA
select SND_SOC_ICS43432
select SND_SOC_INNO_RK3036
select SND_SOC_ISABELLE if I2C
@ -615,6 +616,10 @@ config SND_SOC_HDAC_HDMI
select SND_PCM_ELD
select HDMI
config SND_SOC_HDAC_HDA
tristate
select SND_HDA
config SND_SOC_ICS43432
tristate

2
sound/soc/codecs/Makefile
View File

@ -78,6 +78,7 @@ snd-soc-es8328-i2c-objs := es8328-i2c.o
snd-soc-es8328-spi-objs := es8328-spi.o
snd-soc-gtm601-objs := gtm601.o
snd-soc-hdac-hdmi-objs := hdac_hdmi.o
snd-soc-hdac-hda-objs := hdac_hda.o
snd-soc-ics43432-objs := ics43432.o
snd-soc-inno-rk3036-objs := inno_rk3036.o
snd-soc-isabelle-objs := isabelle.o
@ -338,6 +339,7 @@ obj-$(CONFIG_SND_SOC_ES8328_I2C)+= snd-soc-es8328-i2c.o
obj-$(CONFIG_SND_SOC_ES8328_SPI)+= snd-soc-es8328-spi.o
obj-$(CONFIG_SND_SOC_GTM601) += snd-soc-gtm601.o
obj-$(CONFIG_SND_SOC_HDAC_HDMI) += snd-soc-hdac-hdmi.o
obj-$(CONFIG_SND_SOC_HDAC_HDA) += snd-soc-hdac-hda.o
obj-$(CONFIG_SND_SOC_ICS43432) += snd-soc-ics43432.o
obj-$(CONFIG_SND_SOC_INNO_RK3036) += snd-soc-inno-rk3036.o
obj-$(CONFIG_SND_SOC_ISABELLE) += snd-soc-isabelle.o

484
sound/soc/codecs/hdac_hda.c Normal file
View File

@ -0,0 +1,484 @@
// SPDX-License-Identifier: GPL-2.0
// Copyright(c) 2015-18 Intel Corporation.
/*
* hdac_hda.c - ASoC extensions to reuse the legacy HDA codec drivers
* with ASoC platform drivers. These APIs are called by the legacy HDA
* codec drivers using hdac_ext_bus_ops ops.
*/
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/module.h>
#include <linux/pm_runtime.h>
#include <sound/pcm_params.h>
#include <sound/soc.h>
#include <sound/hdaudio_ext.h>
#include <sound/hda_codec.h>
#include <sound/hda_register.h>
#include "hdac_hda.h"
#define HDAC_ANALOG_DAI_ID 0
#define HDAC_DIGITAL_DAI_ID 1
#define HDAC_ALT_ANALOG_DAI_ID 2
#define STUB_FORMATS (SNDRV_PCM_FMTBIT_S8 | \
SNDRV_PCM_FMTBIT_U8 | \
SNDRV_PCM_FMTBIT_S16_LE | \
SNDRV_PCM_FMTBIT_U16_LE | \
SNDRV_PCM_FMTBIT_S24_LE | \
SNDRV_PCM_FMTBIT_U24_LE | \
SNDRV_PCM_FMTBIT_S32_LE | \
SNDRV_PCM_FMTBIT_U32_LE | \
SNDRV_PCM_FMTBIT_IEC958_SUBFRAME_LE)
static int hdac_hda_dai_open(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai);
static void hdac_hda_dai_close(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai);
static int hdac_hda_dai_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai);
static int hdac_hda_dai_hw_free(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai);
static int hdac_hda_dai_set_tdm_slot(struct snd_soc_dai *dai,
unsigned int tx_mask, unsigned int rx_mask,
int slots, int slot_width);
static struct hda_pcm *snd_soc_find_pcm_from_dai(struct hdac_hda_priv *hda_pvt,
struct snd_soc_dai *dai);
static struct snd_soc_dai_ops hdac_hda_dai_ops = {
.startup = hdac_hda_dai_open,
.shutdown = hdac_hda_dai_close,
.prepare = hdac_hda_dai_prepare,
.hw_free = hdac_hda_dai_hw_free,
.set_tdm_slot = hdac_hda_dai_set_tdm_slot,
};
static struct snd_soc_dai_driver hdac_hda_dais[] = {
{
.id = HDAC_ANALOG_DAI_ID,
.name = "Analog Codec DAI",
.ops = &hdac_hda_dai_ops,
.playback = {
.stream_name = "Analog Codec Playback",
.channels_min = 1,
.channels_max = 16,
.rates = SNDRV_PCM_RATE_8000_192000,
.formats = STUB_FORMATS,
.sig_bits = 24,
},
.capture = {
.stream_name = "Analog Codec Capture",
.channels_min = 1,
.channels_max = 16,
.rates = SNDRV_PCM_RATE_8000_192000,
.formats = STUB_FORMATS,
.sig_bits = 24,
},
},
{
.id = HDAC_DIGITAL_DAI_ID,
.name = "Digital Codec DAI",
.ops = &hdac_hda_dai_ops,
.playback = {
.stream_name = "Digital Codec Playback",
.channels_min = 1,
.channels_max = 16,
.rates = SNDRV_PCM_RATE_8000_192000,
.formats = STUB_FORMATS,
.sig_bits = 24,
},
.capture = {
.stream_name = "Digital Codec Capture",
.channels_min = 1,
.channels_max = 16,
.rates = SNDRV_PCM_RATE_8000_192000,
.formats = STUB_FORMATS,
.sig_bits = 24,
},
},
{
.id = HDAC_ALT_ANALOG_DAI_ID,
.name = "Alt Analog Codec DAI",
.ops = &hdac_hda_dai_ops,
.playback = {
.stream_name = "Alt Analog Codec Playback",
.channels_min = 1,
.channels_max = 16,
.rates = SNDRV_PCM_RATE_8000_192000,
.formats = STUB_FORMATS,
.sig_bits = 24,
},
.capture = {
.stream_name = "Alt Analog Codec Capture",
.channels_min = 1,
.channels_max = 16,
.rates = SNDRV_PCM_RATE_8000_192000,
.formats = STUB_FORMATS,
.sig_bits = 24,
},
}
};
static int hdac_hda_dai_set_tdm_slot(struct snd_soc_dai *dai,
unsigned int tx_mask, unsigned int rx_mask,
int slots, int slot_width)
{
struct snd_soc_component *component = dai->component;
struct hdac_hda_priv *hda_pvt;
struct hdac_hda_pcm *pcm;
hda_pvt = snd_soc_component_get_drvdata(component);
pcm = &hda_pvt->pcm[dai->id];
if (tx_mask)
pcm[dai->id].stream_tag[SNDRV_PCM_STREAM_PLAYBACK] = tx_mask;
else
pcm[dai->id].stream_tag[SNDRV_PCM_STREAM_CAPTURE] = rx_mask;
return 0;
}
static int hdac_hda_dai_hw_free(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_component *component = dai->component;
struct hdac_hda_priv *hda_pvt;
struct hda_pcm_stream *hda_stream;
struct hda_pcm *pcm;
hda_pvt = snd_soc_component_get_drvdata(component);
pcm = snd_soc_find_pcm_from_dai(hda_pvt, dai);
if (!pcm)
return -EINVAL;
hda_stream = &pcm->stream[substream->stream];
snd_hda_codec_cleanup(&hda_pvt->codec, hda_stream, substream);
return 0;
}
static int hdac_hda_dai_prepare(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_component *component = dai->component;
struct hdac_hda_priv *hda_pvt;
struct snd_pcm_runtime *runtime = substream->runtime;
struct hdac_device *hdev;
struct hda_pcm_stream *hda_stream;
unsigned int format_val;
struct hda_pcm *pcm;
unsigned int stream;
int ret = 0;
hda_pvt = snd_soc_component_get_drvdata(component);
hdev = &hda_pvt->codec.core;
pcm = snd_soc_find_pcm_from_dai(hda_pvt, dai);
if (!pcm)
return -EINVAL;
hda_stream = &pcm->stream[substream->stream];
format_val = snd_hdac_calc_stream_format(runtime->rate,
runtime->channels,
runtime->format,
hda_stream->maxbps,
0);
if (!format_val) {
dev_err(&hdev->dev,
"invalid format_val, rate=%d, ch=%d, format=%d\n",
runtime->rate, runtime->channels, runtime->format);
return -EINVAL;
}
stream = hda_pvt->pcm[dai->id].stream_tag[substream->stream];
ret = snd_hda_codec_prepare(&hda_pvt->codec, hda_stream,
stream, format_val, substream);
if (ret < 0)
dev_err(&hdev->dev, "codec prepare failed %d\n", ret);
return ret;
}
static int hdac_hda_dai_open(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_component *component = dai->component;
struct hdac_hda_priv *hda_pvt;
struct hda_pcm_stream *hda_stream;
struct hda_pcm *pcm;
int ret;
hda_pvt = snd_soc_component_get_drvdata(component);
pcm = snd_soc_find_pcm_from_dai(hda_pvt, dai);
if (!pcm)
return -EINVAL;
snd_hda_codec_pcm_get(pcm);
hda_stream = &pcm->stream[substream->stream];
ret = hda_stream->ops.open(hda_stream, &hda_pvt->codec, substream);
if (ret < 0)
snd_hda_codec_pcm_put(pcm);
return ret;
}
static void hdac_hda_dai_close(struct snd_pcm_substream *substream,
struct snd_soc_dai *dai)
{
struct snd_soc_component *component = dai->component;
struct hdac_hda_priv *hda_pvt;
struct hda_pcm_stream *hda_stream;
struct hda_pcm *pcm;
hda_pvt = snd_soc_component_get_drvdata(component);
pcm = snd_soc_find_pcm_from_dai(hda_pvt, dai);
if (!pcm)
return;
hda_stream = &pcm->stream[substream->stream];
hda_stream->ops.close(hda_stream, &hda_pvt->codec, substream);
snd_hda_codec_pcm_put(pcm);
}
static struct hda_pcm *snd_soc_find_pcm_from_dai(struct hdac_hda_priv *hda_pvt,
struct snd_soc_dai *dai)
{
struct hda_codec *hcodec = &hda_pvt->codec;
struct hda_pcm *cpcm;
const char *pcm_name;
switch (dai->id) {
case HDAC_ANALOG_DAI_ID:
pcm_name = "Analog";
break;
case HDAC_DIGITAL_DAI_ID:
pcm_name = "Digital";
break;
case HDAC_ALT_ANALOG_DAI_ID:
pcm_name = "Alt Analog";
break;
default:
dev_err(&hcodec->core.dev, "invalid dai id %d\n", dai->id);
return NULL;
}
list_for_each_entry(cpcm, &hcodec->pcm_list_head, list) {
if (strpbrk(cpcm->name, pcm_name))
return cpcm;
}
dev_err(&hcodec->core.dev, "didn't find PCM for DAI %s\n", dai->name);
return NULL;
}
static int hdac_hda_codec_probe(struct snd_soc_component *component)
{
struct hdac_hda_priv *hda_pvt =
snd_soc_component_get_drvdata(component);
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
struct hdac_device *hdev = &hda_pvt->codec.core;
struct hda_codec *hcodec = &hda_pvt->codec;
struct hdac_ext_link *hlink;
hda_codec_patch_t patch;
int ret;
hlink = snd_hdac_ext_bus_get_link(hdev->bus, dev_name(&hdev->dev));
if (!hlink) {
dev_err(&hdev->dev, "hdac link not found\n");
return -EIO;
}
snd_hdac_ext_bus_link_get(hdev->bus, hlink);
ret = snd_hda_codec_device_new(hcodec->bus, component->card->snd_card,
hdev->addr, hcodec);
if (ret < 0) {
dev_err(&hdev->dev, "failed to create hda codec %d\n", ret);
goto error_no_pm;
}
/*
* snd_hda_codec_device_new decrements the usage count so call get pm
* else the device will be powered off
*/
pm_runtime_get_noresume(&hdev->dev);
hcodec->bus->card = dapm->card->snd_card;
ret = snd_hda_codec_set_name(hcodec, hcodec->preset->name);
if (ret < 0) {
dev_err(&hdev->dev, "name failed %s\n", hcodec->preset->name);
goto error;
}
ret = snd_hdac_regmap_init(&hcodec->core);
if (ret < 0) {
dev_err(&hdev->dev, "regmap init failed\n");
goto error;
}
patch = (hda_codec_patch_t)hcodec->preset->driver_data;
if (patch) {
ret = patch(hcodec);
if (ret < 0) {
dev_err(&hdev->dev, "patch failed %d\n", ret);
goto error;
}
} else {
dev_dbg(&hdev->dev, "no patch file found\n");
}
ret = snd_hda_codec_parse_pcms(hcodec);
if (ret < 0) {
dev_err(&hdev->dev, "unable to map pcms to dai %d\n", ret);
goto error;
}
ret = snd_hda_codec_build_controls(hcodec);
if (ret < 0) {
dev_err(&hdev->dev, "unable to create controls %d\n", ret);
goto error;
}
hcodec->core.lazy_cache = true;
/*
* hdac_device core already sets the state to active and calls
* get_noresume. So enable runtime and set the device to suspend.
* pm_runtime_enable is also called during codec registeration
*/
pm_runtime_put(&hdev->dev);
pm_runtime_suspend(&hdev->dev);
return 0;
error:
pm_runtime_put(&hdev->dev);
error_no_pm:
snd_hdac_ext_bus_link_put(hdev->bus, hlink);
return ret;
}
static void hdac_hda_codec_remove(struct snd_soc_component *component)
{
struct hdac_hda_priv *hda_pvt =
snd_soc_component_get_drvdata(component);
struct hdac_device *hdev = &hda_pvt->codec.core;
struct hdac_ext_link *hlink = NULL;
hlink = snd_hdac_ext_bus_get_link(hdev->bus, dev_name(&hdev->dev));
if (!hlink) {
dev_err(&hdev->dev, "hdac link not found\n");
return;
}
snd_hdac_ext_bus_link_put(hdev->bus, hlink);
pm_runtime_disable(&hdev->dev);
}
static const struct snd_soc_dapm_route hdac_hda_dapm_routes[] = {
{"AIF1TX", NULL, "Codec Input Pin1"},
{"AIF2TX", NULL, "Codec Input Pin2"},
{"AIF3TX", NULL, "Codec Input Pin3"},
{"Codec Output Pin1", NULL, "AIF1RX"},
{"Codec Output Pin2", NULL, "AIF2RX"},
{"Codec Output Pin3", NULL, "AIF3RX"},
};
static const struct snd_soc_dapm_widget hdac_hda_dapm_widgets[] = {
/* Audio Interface */
SND_SOC_DAPM_AIF_IN("AIF1RX", "Analog Codec Playback", 0,
SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_IN("AIF2RX", "Digital Codec Playback", 0,
SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_IN("AIF3RX", "Alt Analog Codec Playback", 0,
SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("AIF1TX", "Analog Codec Capture", 0,
SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("AIF2TX", "Digital Codec Capture", 0,
SND_SOC_NOPM, 0, 0),
SND_SOC_DAPM_AIF_OUT("AIF3TX", "Alt Analog Codec Capture", 0,
SND_SOC_NOPM, 0, 0),
/* Input Pins */
SND_SOC_DAPM_INPUT("Codec Input Pin1"),
SND_SOC_DAPM_INPUT("Codec Input Pin2"),
SND_SOC_DAPM_INPUT("Codec Input Pin3"),
/* Output Pins */
SND_SOC_DAPM_OUTPUT("Codec Output Pin1"),
SND_SOC_DAPM_OUTPUT("Codec Output Pin2"),
SND_SOC_DAPM_OUTPUT("Codec Output Pin3"),
};
static const struct snd_soc_component_driver hdac_hda_codec = {
.probe = hdac_hda_codec_probe,
.remove = hdac_hda_codec_remove,
.idle_bias_on = false,
.dapm_widgets = hdac_hda_dapm_widgets,
.num_dapm_widgets = ARRAY_SIZE(hdac_hda_dapm_widgets),
.dapm_routes = hdac_hda_dapm_routes,
.num_dapm_routes = ARRAY_SIZE(hdac_hda_dapm_routes),
};
static int hdac_hda_dev_probe(struct hdac_device *hdev)
{
struct hdac_ext_link *hlink;
struct hdac_hda_priv *hda_pvt;
int ret;
/* hold the ref while we probe */
hlink = snd_hdac_ext_bus_get_link(hdev->bus, dev_name(&hdev->dev));
if (!hlink) {
dev_err(&hdev->dev, "hdac link not found\n");
return -EIO;
}
snd_hdac_ext_bus_link_get(hdev->bus, hlink);
hda_pvt = hdac_to_hda_priv(hdev);
if (!hda_pvt)
return -ENOMEM;
/* ASoC specific initialization */
ret = snd_soc_register_component(&hdev->dev,
&hdac_hda_codec, hdac_hda_dais,
ARRAY_SIZE(hdac_hda_dais));
if (ret < 0) {
dev_err(&hdev->dev, "failed to register HDA codec %d\n", ret);
return ret;
}
dev_set_drvdata(&hdev->dev, hda_pvt);
snd_hdac_ext_bus_link_put(hdev->bus, hlink);
return ret;
}
static int hdac_hda_dev_remove(struct hdac_device *hdev)
{
snd_soc_unregister_component(&hdev->dev);
return 0;
}
static struct hdac_ext_bus_ops hdac_ops = {
.hdev_attach = hdac_hda_dev_probe,
.hdev_detach = hdac_hda_dev_remove,
};
struct hdac_ext_bus_ops *snd_soc_hdac_hda_get_ops(void)
{
return &hdac_ops;
}
EXPORT_SYMBOL_GPL(snd_soc_hdac_hda_get_ops);
MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("ASoC Extensions for legacy HDA Drivers");
MODULE_AUTHOR("Rakesh Ughreja<rakesh.a.ughreja@intel.com>");

24
sound/soc/codecs/hdac_hda.h Normal file
View File

@ -0,0 +1,24 @@
/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright(c) 2015-18 Intel Corporation.
*/
#ifndef __HDAC_HDA_H__
#define __HDAC_HDA_H__
struct hdac_hda_pcm {
int stream_tag[2];
};
struct hdac_hda_priv {
struct hda_codec codec;
struct hdac_hda_pcm pcm[2];
};
#define hdac_to_hda_priv(_hdac) \
container_of(_hdac, struct hdac_hda_priv, codec.core)
#define hdac_to_hda_codec(_hdac) container_of(_hdac, struct hda_codec, core)
struct hdac_ext_bus_ops *snd_soc_hdac_hda_get_ops(void);
#endif /* __HDAC_HDA_H__ */

1
sound/soc/intel/boards/Kconfig
View File

@ -283,6 +283,7 @@ config SND_SOC_INTEL_KBL_DA7219_MAX98357A_MACH
config SND_SOC_INTEL_SKL_HDA_DSP_GENERIC_MACH
tristate "SKL/KBL/BXT/APL with HDA Codecs"
select SND_SOC_HDAC_HDMI
select SND_SOC_HDAC_HDA
help
This adds support for ASoC machine driver for Intel platforms
SKL/KBL/BXT/APL with iDisp, HDA audio codecs.

24
sound/soc/intel/boards/skl_hda_dsp_common.c
View File

@ -69,6 +69,30 @@ struct snd_soc_dai_link skl_hda_be_dai_links[HDA_DSP_MAX_BE_DAI_LINKS] = {
.dpcm_playback = 1,
.no_pcm = 1,
},
{
.name = "Analog Playback and Capture",
.id = 4,
.cpu_dai_name = "Analog CPU DAI",
.codec_name = "ehdaudio0D0",
.codec_dai_name = "Analog Codec DAI",
.platform_name = "0000:00:1f.3",
.dpcm_playback = 1,
.dpcm_capture = 1,
.init = NULL,
.no_pcm = 1,
},
{
.name = "Digital Playback and Capture",
.id = 5,
.cpu_dai_name = "Digital CPU DAI",
.codec_name = "ehdaudio0D0",
.codec_dai_name = "Digital Codec DAI",
.platform_name = "0000:00:1f.3",
.dpcm_playback = 1,
.dpcm_capture = 1,
.init = NULL,
.no_pcm = 1,
},
};
int skl_hda_hdmi_jack_init(struct snd_soc_card *card)

2
sound/soc/intel/boards/skl_hda_dsp_common.h
View File

@ -15,7 +15,7 @@
#include <sound/core.h>
#include <sound/jack.h>
#define HDA_DSP_MAX_BE_DAI_LINKS 3
#define HDA_DSP_MAX_BE_DAI_LINKS 5
struct skl_hda_hdmi_pcm {
struct list_head head;

38
sound/soc/intel/boards/skl_hda_dsp_generic.c
View File

@ -16,6 +16,15 @@
#include "../skylake/skl.h"
#include "skl_hda_dsp_common.h"
static const struct snd_soc_dapm_widget skl_hda_widgets[] = {
SND_SOC_DAPM_HP("Analog Out", NULL),
SND_SOC_DAPM_MIC("Analog In", NULL),
SND_SOC_DAPM_HP("Alt Analog Out", NULL),
SND_SOC_DAPM_MIC("Alt Analog In", NULL),
SND_SOC_DAPM_SPK("Digital Out", NULL),
SND_SOC_DAPM_MIC("Digital In", NULL),
};
static const struct snd_soc_dapm_route skl_hda_map[] = {
{ "hifi3", NULL, "iDisp3 Tx"},
{ "iDisp3 Tx", NULL, "iDisp3_out"},
@ -23,6 +32,29 @@ static const struct snd_soc_dapm_route skl_hda_map[] = {
{ "iDisp2 Tx", NULL, "iDisp2_out"},
{ "hifi1", NULL, "iDisp1 Tx"},
{ "iDisp1 Tx", NULL, "iDisp1_out"},
{ "Analog Out", NULL, "Codec Output Pin1" },
{ "Digital Out", NULL, "Codec Output Pin2" },
{ "Alt Analog Out", NULL, "Codec Output Pin3" },
{ "Codec Input Pin1", NULL, "Analog In" },
{ "Codec Input Pin2", NULL, "Digital In" },
{ "Codec Input Pin3", NULL, "Alt Analog In" },
/* CODEC BE connections */
{ "Analog Codec Playback", NULL, "Analog CPU Playback" },
{ "Analog CPU Playback", NULL, "codec0_out" },
{ "Digital Codec Playback", NULL, "Digital CPU Playback" },
{ "Digital CPU Playback", NULL, "codec1_out" },
{ "Alt Analog Codec Playback", NULL, "Alt Analog CPU Playback" },
{ "Alt Analog CPU Playback", NULL, "codec2_out" },
{ "codec0_in", NULL, "Analog CPU Capture" },
{ "Analog CPU Capture", NULL, "Analog Codec Capture" },
{ "codec1_in", NULL, "Digital CPU Capture" },
{ "Digital CPU Capture", NULL, "Digital Codec Capture" },
{ "codec2_in", NULL, "Alt Analog CPU Capture" },
{ "Alt Analog CPU Capture", NULL, "Alt Analog Codec Capture" },
};
static int skl_hda_card_late_probe(struct snd_soc_card *card)
@ -57,6 +89,7 @@ static struct snd_soc_card hda_soc_card = {
.name = "skl_hda_card",
.owner = THIS_MODULE,
.dai_link = skl_hda_be_dai_links,
.dapm_widgets = skl_hda_widgets,
.dapm_routes = skl_hda_map,
.add_dai_link = skl_hda_add_dai_link,
.fully_routed = true,
@ -80,6 +113,11 @@ static int skl_hda_fill_card_info(struct skl_machine_pdata *pdata)
if (codec_count == 1 && pdata->codec_mask & IDISP_CODEC_MASK) {
num_links = IDISP_DAI_COUNT;
num_route = IDISP_ROUTE_COUNT;
} else if (codec_count == 2 && codec_mask & IDISP_CODEC_MASK) {
num_links = ARRAY_SIZE(skl_hda_be_dai_links);
num_route = ARRAY_SIZE(skl_hda_map),
card->dapm_widgets = skl_hda_widgets;
card->num_dapm_widgets = ARRAY_SIZE(skl_hda_widgets);
} else {
return -EINVAL;
}

47
sound/soc/intel/skylake/skl.c
View File

@ -37,6 +37,7 @@
#include "skl.h"
#include "skl-sst-dsp.h"
#include "skl-sst-ipc.h"
#include "../../../soc/codecs/hdac_hda.h"
/*
* initialize the PCI registers
@ -657,6 +658,24 @@ static void skl_clock_device_unregister(struct skl *skl)
platform_device_unregister(skl->clk_dev);
}
#define IDISP_INTEL_VENDOR_ID 0x80860000
/*
* load the legacy codec driver
*/
static void load_codec_module(struct hda_codec *codec)
{
#ifdef MODULE
char modalias[MODULE_NAME_LEN];
const char *mod = NULL;
snd_hdac_codec_modalias(&codec->core, modalias, sizeof(modalias));
mod = modalias;
dev_dbg(&codec->core.dev, "loading %s codec module\n", mod);
request_module(mod);
#endif
}
/*
* Probe the given codec address
*/
@ -666,7 +685,9 @@ static int probe_codec(struct hdac_bus *bus, int addr)
(AC_VERB_PARAMETERS << 8) | AC_PAR_VENDOR_ID;
unsigned int res = -1;
struct skl *skl = bus_to_skl(bus);
struct hdac_hda_priv *hda_codec;
struct hdac_device *hdev;
int err;
mutex_lock(&bus->cmd_mutex);
snd_hdac_bus_send_cmd(bus, cmd);
@ -676,11 +697,24 @@ static int probe_codec(struct hdac_bus *bus, int addr)
return -EIO;
dev_dbg(bus->dev, "codec #%d probed OK: %x\n", addr, res);
hdev = devm_kzalloc(&skl->pci->dev, sizeof(*hdev), GFP_KERNEL);
if (!hdev)
hda_codec = devm_kzalloc(&skl->pci->dev, sizeof(*hda_codec),
GFP_KERNEL);
if (!hda_codec)
return -ENOMEM;
return snd_hdac_ext_bus_device_init(bus, addr, hdev);
hda_codec->codec.bus = skl_to_hbus(skl);
hdev = &hda_codec->codec.core;
err = snd_hdac_ext_bus_device_init(bus, addr, hdev);
if (err < 0)
return err;
/* use legacy bus only for HDA codecs, idisp uses ext bus */
if ((res & 0xFFFF0000) != IDISP_INTEL_VENDOR_ID) {
hdev->type = HDA_DEV_LEGACY;
load_codec_module(&hda_codec->codec);
}
return 0;
}
/* Codec initialization */
@ -815,6 +849,7 @@ static int skl_create(struct pci_dev *pci,
const struct hdac_io_ops *io_ops,
struct skl **rskl)
{
struct hdac_ext_bus_ops *ext_ops = NULL;
struct skl *skl;
struct hdac_bus *bus;
struct hda_bus *hbus;
@ -834,7 +869,11 @@ static int skl_create(struct pci_dev *pci,
hbus = skl_to_hbus(skl);
bus = skl_to_bus(skl);
snd_hdac_ext_bus_init(bus, &pci->dev, &bus_core_ops, io_ops, NULL);
#if IS_ENABLED(CONFIG_SND_SOC_HDAC_HDA)
ext_ops = snd_soc_hdac_hda_get_ops();
#endif
snd_hdac_ext_bus_init(bus, &pci->dev, &bus_core_ops, io_ops, ext_ops);
bus->use_posbuf = 1;
skl->pci = pci;
INIT_WORK(&skl->probe_work, skl_probe_work);