[alsa-devel] [PATCH v2 10/10] ASoC: Intel: Boards: add support for HDA codecs
Rakesh Ughreja
rakesh.a.ughreja at intel.com
Fri Mar 2 11:52:38 CET 2018
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 | 24 ++++++++++++++
sound/soc/intel/boards/skl_hda_dsp_common.h | 2 +-
sound/soc/intel/boards/skl_hda_dsp_generic.c | 39 +++++++++++++++++++++++
sound/soc/intel/skylake/skl.c | 47 +++++++++++++++++++++++++---
5 files changed, 108 insertions(+), 5 deletions(-)
diff --git a/sound/soc/intel/boards/Kconfig b/sound/soc/intel/boards/Kconfig
index 5c24b79..953cf4c 100644
--- a/sound/soc/intel/boards/Kconfig
+++ b/sound/soc/intel/boards/Kconfig
@@ -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.
diff --git a/sound/soc/intel/boards/skl_hda_dsp_common.c b/sound/soc/intel/boards/skl_hda_dsp_common.c
index 7066bed..f5fa475 100644
--- a/sound/soc/intel/boards/skl_hda_dsp_common.c
+++ b/sound/soc/intel/boards/skl_hda_dsp_common.c
@@ -73,6 +73,30 @@ 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)
diff --git a/sound/soc/intel/boards/skl_hda_dsp_common.h b/sound/soc/intel/boards/skl_hda_dsp_common.h
index 80e64ff..e851fb6 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/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;
diff --git a/sound/soc/intel/boards/skl_hda_dsp_generic.c b/sound/soc/intel/boards/skl_hda_dsp_generic.c
index 720b124..9174796 100644
--- a/sound/soc/intel/boards/skl_hda_dsp_generic.c
+++ b/sound/soc/intel/boards/skl_hda_dsp_generic.c
@@ -16,6 +16,16 @@
#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"},
@@ -24,6 +34,29 @@ 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)
@@ -52,6 +85,7 @@ 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,
@@ -75,6 +109,11 @@ 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;
}
diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c
index be0d76b..dc2b53c 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;
@@ -624,6 +625,24 @@ 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
*/
@@ -633,7 +652,9 @@ 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);
@@ -643,11 +664,24 @@ 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 */
@@ -782,6 +816,7 @@ 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;
struct skl *skl;
struct hdac_bus *bus;
struct hda_bus *hbus;
@@ -802,7 +837,11 @@ 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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