[alsa-devel] [RFC v4 9/9] ASoC: Intel: Boards: add support for HDA codecs
Rakesh Ughreja
rakesh.a.ughreja at intel.com
Fri Dec 22 13:52:52 CET 2017
Add support for HDA codecs. add required widgets, controls, routes
and dai links for the same.
Signed-off-by: Rakesh Ughreja <rakesh.a.ughreja at intel.com>
---
sound/soc/intel/boards/Kconfig | 1 +
sound/soc/intel/boards/skl_hda_dsp_common.c | 43 ++++++++++++++++++++++++++++
sound/soc/intel/boards/skl_hda_dsp_common.h | 2 +-
sound/soc/intel/boards/skl_hda_dsp_generic.c | 29 +++++++++++++++++++
sound/soc/intel/skylake/skl.c | 27 ++++++++++++++---
5 files changed, 97 insertions(+), 5 deletions(-)
diff --git a/sound/soc/intel/boards/Kconfig b/sound/soc/intel/boards/Kconfig
index e01137d..57f0876 100644
--- a/sound/soc/intel/boards/Kconfig
+++ b/sound/soc/intel/boards/Kconfig
@@ -265,6 +265,7 @@ config SND_SOC_INTEL_KBL_RT5663_RT5514_MAX98927_MACH
config SND_SOC_INTEL_SKL_HDA_DSP_GENERIC_MACH
tristate "ASoC Audio driver for SKL/KBL with HDA Codecs"
select SND_SOC_INTEL_SST
+ select SND_SOC_HDAC_HDA
depends on SND_SOC_INTEL_SKYLAKE
select SND_SOC_HDAC_HDMI
help
diff --git a/sound/soc/intel/boards/skl_hda_dsp_common.c b/sound/soc/intel/boards/skl_hda_dsp_common.c
index 5933902..d65c2cc 100644
--- a/sound/soc/intel/boards/skl_hda_dsp_common.c
+++ b/sound/soc/intel/boards/skl_hda_dsp_common.c
@@ -52,6 +52,24 @@ int skl_hda_hdmi_add_pcm(struct snd_soc_card *card, int device)
return 0;
}
+static int skl_hda_link_fixup(struct snd_soc_pcm_runtime *rtd,
+ struct snd_pcm_hw_params *params)
+{
+ struct snd_interval *rate = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_RATE);
+ struct snd_interval *channels = hw_param_interval(params,
+ SNDRV_PCM_HW_PARAM_CHANNELS);
+ struct snd_mask *fmt = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
+
+ /* The output is 48KHz, stereo, 16bits */
+ rate->min = rate->max = 48000;
+ channels->min = channels->max = 2;
+
+ snd_mask_none(fmt);
+ snd_mask_set(fmt, SNDRV_PCM_FORMAT_S24_LE);
+ return 0;
+}
+
/* skl_hda_digital audio interface glue - connects codec <--> CPU */
struct snd_soc_dai_link skl_hda_be_dai_links[HDA_DSP_MAX_BE_DAI_LINKS] = {
@@ -86,6 +104,31 @@ 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,
+ .be_hw_params_fixup = skl_hda_link_fixup,
+ },
+ {
+ .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)
diff --git a/sound/soc/intel/boards/skl_hda_dsp_common.h b/sound/soc/intel/boards/skl_hda_dsp_common.h
index 203d527..920fce1 100644
--- a/sound/soc/intel/boards/skl_hda_dsp_common.h
+++ b/sound/soc/intel/boards/skl_hda_dsp_common.h
@@ -13,7 +13,7 @@
#include <sound/jack.h>
#define __SOUND_SOC_HDA_DSP_COMMON_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;
diff --git a/sound/soc/intel/boards/skl_hda_dsp_generic.c b/sound/soc/intel/boards/skl_hda_dsp_generic.c
index 07f4eed..ca82d4e 100644
--- a/sound/soc/intel/boards/skl_hda_dsp_generic.c
+++ b/sound/soc/intel/boards/skl_hda_dsp_generic.c
@@ -16,8 +16,33 @@
#include "../skylake/skl.h"
#include "skl_hda_dsp_common.h"
+static const struct snd_kcontrol_new skl_hda_controls[] = {
+ SOC_DAPM_PIN_SWITCH("Headphone"),
+ SOC_DAPM_PIN_SWITCH("Headset Mic"),
+};
+
+static const struct snd_soc_dapm_widget skl_hda_widgets[] = {
+ SND_SOC_DAPM_HP("Headphone", NULL),
+ SND_SOC_DAPM_MIC("Headset Mic", NULL),
+ SND_SOC_DAPM_SPK("Codec Speaker", NULL),
+ SND_SOC_DAPM_MIC("Codec Mic", NULL),
+};
+
static const struct snd_soc_dapm_route skl_hda_map[] = {
+ /* HP jack connectors - unknown if we have jack detection */
+ { "Headphone", NULL, "Codec Output Pin1" },
+ { "Codec Speaker", NULL, "Codec Output Pin2" },
+ { "Codec Input Pin2", NULL, "Codec Mic" },
+ { "Codec Input Pin1", NULL, "Headset Mic" },
+
+ /* CODEC BE connections */
+ { "Analog Codec Playback", NULL, "Analog CPU Playback" },
+ { "Analog CPU Playback", NULL, "codec0_out" },
+
+ { "codec0_in", NULL, "Analog CPU Capture" },
+ { "Analog CPU Capture", NULL, "Analog Codec Capture" },
+
{ "hifi3", NULL, "iDisp3 Tx"},
{ "iDisp3 Tx", NULL, "iDisp3_out"},
{ "hifi2", NULL, "iDisp2 Tx"},
@@ -54,6 +79,10 @@ static struct snd_soc_card hda_soc_card = {
.owner = THIS_MODULE,
.dai_link = skl_hda_be_dai_links,
.num_links = ARRAY_SIZE(skl_hda_be_dai_links),
+ .controls = skl_hda_controls,
+ .num_controls = ARRAY_SIZE(skl_hda_controls),
+ .dapm_widgets = skl_hda_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(skl_hda_widgets),
.dapm_routes = skl_hda_map,
.num_dapm_routes = ARRAY_SIZE(skl_hda_map),
.add_dai_link = skl_hda_add_dai_link,
diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c
index 050aa3c..ce80d9f 100644
--- a/sound/soc/intel/skylake/skl.c
+++ b/sound/soc/intel/skylake/skl.c
@@ -36,6 +36,7 @@
#include "skl-sst-dsp.h"
#include "skl-sst-ipc.h"
#include "../../../pci/hda/hda_codec.h"
+#include "../../../soc/codecs/hdac_hda.h"
static struct skl_machine_pdata skl_dmic_data;
@@ -619,7 +620,9 @@ 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);
@@ -629,11 +632,22 @@ 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;
+
+ if ((res & 0xFFFF0000) != 0x80860000)
+ hdev->type = HDA_DEV_LEGACY;
+
+ return 0;
}
/* Codec initialization */
@@ -759,6 +773,7 @@ static int skl_create(struct pci_dev *pci,
struct skl *skl;
struct hdac_bus *bus;
struct hda_bus *hbus;
+ struct hdac_ext_bus_ops *ext_ops = NULL;
int err;
@@ -776,7 +791,11 @@ 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);
--
2.7.4
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