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kernel/sound/soc/intel/boards/sof_sdw.c

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// SPDX-License-Identifier: GPL-2.0-only
// Copyright (c) 2020 Intel Corporation
/*
* sof_sdw - ASOC Machine driver for Intel SoundWire platforms
*/
#include <linux/device.h>
#include <linux/dmi.h>
#include <linux/module.h>
#include <linux/soundwire/sdw.h>
#include <linux/soundwire/sdw_type.h>
#include <sound/soc.h>
#include <sound/soc-acpi.h>
#include "sof_sdw_common.h"
#include "../../codecs/rt711.h"
unsigned long sof_sdw_quirk = RT711_JD1;
static int quirk_override = -1;
module_param_named(quirk, quirk_override, int, 0444);
MODULE_PARM_DESC(quirk, "Board-specific quirk override");
#define INC_ID(BE, CPU, LINK) do { (BE)++; (CPU)++; (LINK)++; } while (0)
#define SDW_MAX_LINKS 4
/* To store SDW Pin index for each SoundWire link */
static unsigned int sdw_pin_index[SDW_MAX_LINKS];
static void log_quirks(struct device *dev)
{
if (SOF_JACK_JDSRC(sof_sdw_quirk))
dev_dbg(dev, "quirk realtek,jack-detect-source %ld\n",
SOF_JACK_JDSRC(sof_sdw_quirk));
if (sof_sdw_quirk & SOF_SDW_FOUR_SPK)
dev_dbg(dev, "quirk SOF_SDW_FOUR_SPK enabled\n");
if (sof_sdw_quirk & SOF_SDW_TGL_HDMI)
dev_dbg(dev, "quirk SOF_SDW_TGL_HDMI enabled\n");
if (sof_sdw_quirk & SOF_SDW_PCH_DMIC)
dev_dbg(dev, "quirk SOF_SDW_PCH_DMIC enabled\n");
if (SOF_SSP_GET_PORT(sof_sdw_quirk))
dev_dbg(dev, "SSP port %ld\n",
SOF_SSP_GET_PORT(sof_sdw_quirk));
if (sof_sdw_quirk & SOF_SDW_NO_AGGREGATION)
dev_dbg(dev, "quirk SOF_SDW_NO_AGGREGATION enabled\n");
}
static int sof_sdw_quirk_cb(const struct dmi_system_id *id)
{
sof_sdw_quirk = (unsigned long)id->driver_data;
return 1;
}
static const struct dmi_system_id sof_sdw_quirk_table[] = {
/* CometLake devices */
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
DMI_MATCH(DMI_PRODUCT_NAME, "CometLake Client"),
},
.driver_data = (void *)SOF_SDW_PCH_DMIC,
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "09C6")
},
.driver_data = (void *)RT711_JD2,
},
{
/* early version of SKU 09C6 */
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0983")
},
.driver_data = (void *)RT711_JD2,
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "098F"),
},
.driver_data = (void *)(RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0990"),
},
.driver_data = (void *)(RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
/* IceLake devices */
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
DMI_MATCH(DMI_PRODUCT_NAME, "Ice Lake Client"),
},
.driver_data = (void *)SOF_SDW_PCH_DMIC,
},
/* TigerLake devices */
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
DMI_MATCH(DMI_PRODUCT_NAME,
"Tiger Lake Client Platform"),
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD1 |
SOF_SDW_PCH_DMIC |
SOF_SSP_PORT(SOF_I2S_SSP2)),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A3E")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2),
},
{
/* another SKU of Dell Latitude 9520 */
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A3F")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2),
},
{
/* Dell XPS 9710 */
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A5D")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A5E")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Google"),
DMI_MATCH(DMI_PRODUCT_NAME, "Volteer"),
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
SOF_SDW_PCH_DMIC |
SOF_SDW_FOUR_SPK |
SOF_BT_OFFLOAD_SSP(2) |
SOF_SSP_BT_OFFLOAD_PRESENT),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Google"),
DMI_MATCH(DMI_PRODUCT_NAME, "Ripto"),
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
SOF_SDW_PCH_DMIC |
SOF_SDW_FOUR_SPK),
},
{
/*
* this entry covers multiple HP SKUs. The family name
* does not seem robust enough, so we use a partial
* match that ignores the product name suffix
* (e.g. 15-eb1xxx, 14t-ea000 or 13-aw2xxx)
*/
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "HP"),
DMI_MATCH(DMI_PRODUCT_NAME, "HP Spectre x360 Conv"),
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
SOF_SDW_PCH_DMIC |
RT711_JD1),
},
{
/*
* this entry covers HP Spectre x360 where the DMI information
* changed somehow
*/
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "HP"),
DMI_MATCH(DMI_BOARD_NAME, "8709"),
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
SOF_SDW_PCH_DMIC |
RT711_JD1),
},
{
/* NUC15 'Bishop County' LAPBC510 and LAPBC710 skews */
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel(R) Client Systems"),
DMI_MATCH(DMI_PRODUCT_NAME, "LAPBC"),
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
SOF_SDW_PCH_DMIC |
RT711_JD1),
},
{
/* NUC15 LAPBC710 skews */
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
DMI_MATCH(DMI_BOARD_NAME, "LAPBC710"),
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
SOF_SDW_PCH_DMIC |
RT711_JD1),
},
{
/* NUC15 'Rooks County' LAPRC510 and LAPRC710 skews */
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel(R) Client Systems"),
DMI_MATCH(DMI_PRODUCT_NAME, "LAPRC"),
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
SOF_SDW_PCH_DMIC |
RT711_JD2_100K),
},
/* TigerLake-SDCA devices */
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A32")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A45")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2),
},
/* AlderLake devices */
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
DMI_MATCH(DMI_PRODUCT_NAME, "Alder Lake Client Platform"),
},
.driver_data = (void *)(RT711_JD2_100K |
SOF_SDW_TGL_HDMI |
SOF_BT_OFFLOAD_SSP(2) |
SOF_SSP_BT_OFFLOAD_PRESENT),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Google"),
DMI_MATCH(DMI_PRODUCT_NAME, "Brya"),
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
SOF_SDW_PCH_DMIC |
SOF_SDW_FOUR_SPK |
SOF_BT_OFFLOAD_SSP(2) |
SOF_SSP_BT_OFFLOAD_PRESENT),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0AF0")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0AF3"),
},
/* No Jack */
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0AFE")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0AFF")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B00")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B01")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B11")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B12")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B13"),
},
/* No Jack */
.driver_data = (void *)SOF_SDW_TGL_HDMI,
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B14"),
},
/* No Jack */
.driver_data = (void *)SOF_SDW_TGL_HDMI,
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B29"),
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0B34"),
},
/* No Jack */
.driver_data = (void *)SOF_SDW_TGL_HDMI,
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "HP"),
DMI_MATCH(DMI_PRODUCT_NAME, "OMEN by HP Gaming Laptop 16"),
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2),
},
/* RaptorLake devices */
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0BDA")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0C10"),
},
/* No Jack */
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0C11")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0C40")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0C4F")
},
.driver_data = (void *)(SOF_SDW_TGL_HDMI |
RT711_JD2 |
SOF_SDW_FOUR_SPK),
},
/* MeteorLake devices */
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_PRODUCT_FAMILY, "Intel_mtlrvp"),
},
.driver_data = (void *)(RT711_JD1),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
DMI_MATCH(DMI_PRODUCT_NAME, "Meteor Lake Client Platform"),
},
.driver_data = (void *)(RT711_JD2_100K),
},
{
.callback = sof_sdw_quirk_cb,
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Google"),
DMI_MATCH(DMI_PRODUCT_NAME, "Rex"),
},
.driver_data = (void *)(SOF_SDW_PCH_DMIC),
},
{}
};
static struct snd_soc_dai_link_component dmic_component[] = {
{
.name = "dmic-codec",
.dai_name = "dmic-hifi",
}
};
static struct snd_soc_dai_link_component platform_component[] = {
{
/* name might be overridden during probe */
.name = "0000:00:1f.3"
}
};
/* these wrappers are only needed to avoid typecast compilation errors */
int sdw_startup(struct snd_pcm_substream *substream)
{
return sdw_startup_stream(substream);
}
int sdw_prepare(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct sdw_stream_runtime *sdw_stream;
struct snd_soc_dai *dai;
/* Find stream from first CPU DAI */
dai = asoc_rtd_to_cpu(rtd, 0);
sdw_stream = snd_soc_dai_get_stream(dai, substream->stream);
if (IS_ERR(sdw_stream)) {
dev_err(rtd->dev, "no stream found for DAI %s\n", dai->name);
return PTR_ERR(sdw_stream);
}
return sdw_prepare_stream(sdw_stream);
}
int sdw_trigger(struct snd_pcm_substream *substream, int cmd)
{
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct sdw_stream_runtime *sdw_stream;
struct snd_soc_dai *dai;
int ret;
/* Find stream from first CPU DAI */
dai = asoc_rtd_to_cpu(rtd, 0);
sdw_stream = snd_soc_dai_get_stream(dai, substream->stream);
if (IS_ERR(sdw_stream)) {
dev_err(rtd->dev, "no stream found for DAI %s\n", dai->name);
return PTR_ERR(sdw_stream);
}
switch (cmd) {
case SNDRV_PCM_TRIGGER_START:
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
case SNDRV_PCM_TRIGGER_RESUME:
ret = sdw_enable_stream(sdw_stream);
break;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
case SNDRV_PCM_TRIGGER_SUSPEND:
case SNDRV_PCM_TRIGGER_STOP:
ret = sdw_disable_stream(sdw_stream);
break;
default:
ret = -EINVAL;
break;
}
if (ret)
dev_err(rtd->dev, "%s trigger %d failed: %d\n", __func__, cmd, ret);
return ret;
}
int sdw_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params)
{
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
int ch = params_channels(params);
struct snd_soc_dai *codec_dai;
struct snd_soc_dai *cpu_dai;
unsigned int ch_mask;
int num_codecs;
int step;
int i;
int j;
if (!rtd->dai_link->codec_ch_maps)
return 0;
/* Identical data will be sent to all codecs in playback */
if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
ch_mask = GENMASK(ch - 1, 0);
step = 0;
} else {
num_codecs = rtd->dai_link->num_codecs;
if (ch < num_codecs || ch % num_codecs != 0) {
dev_err(rtd->dev, "Channels number %d is invalid when codec number = %d\n",
ch, num_codecs);
return -EINVAL;
}
ch_mask = GENMASK(ch / num_codecs - 1, 0);
step = hweight_long(ch_mask);
}
/*
* The captured data will be combined from each cpu DAI if the dai
* link has more than one codec DAIs. Set codec channel mask and
* ASoC will set the corresponding channel numbers for each cpu dai.
*/
for_each_rtd_cpu_dais(rtd, i, cpu_dai) {
for_each_rtd_codec_dais(rtd, j, codec_dai) {
if (rtd->dai_link->codec_ch_maps[j].connected_cpu_id != i)
continue;
rtd->dai_link->codec_ch_maps[j].ch_mask = ch_mask << (j * step);
}
}
return 0;
}
int sdw_hw_free(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);
struct sdw_stream_runtime *sdw_stream;
struct snd_soc_dai *dai;
/* Find stream from first CPU DAI */
dai = asoc_rtd_to_cpu(rtd, 0);
sdw_stream = snd_soc_dai_get_stream(dai, substream->stream);
if (IS_ERR(sdw_stream)) {
dev_err(rtd->dev, "no stream found for DAI %s\n", dai->name);
return PTR_ERR(sdw_stream);
}
return sdw_deprepare_stream(sdw_stream);
}
void sdw_shutdown(struct snd_pcm_substream *substream)
{
sdw_shutdown_stream(substream);
}
static const struct snd_soc_ops sdw_ops = {
.startup = sdw_startup,
.prepare = sdw_prepare,
.trigger = sdw_trigger,
.hw_params = sdw_hw_params,
.hw_free = sdw_hw_free,
.shutdown = sdw_shutdown,
};
static struct sof_sdw_codec_info codec_info_list[] = {
{
.part_id = 0x700,
.dais = {
{
.direction = {true, true},
.dai_name = "rt700-aif1",
.dai_type = SOF_SDW_DAI_TYPE_JACK,
.dailink = {SDW_JACK_OUT_DAI_ID, SDW_JACK_IN_DAI_ID},
.init = sof_sdw_rt700_init,
},
},
.dai_num = 1,
},
{
.part_id = 0x711,
.version_id = 3,
.dais = {
{
.direction = {true, true},
.dai_name = "rt711-sdca-aif1",
.dai_type = SOF_SDW_DAI_TYPE_JACK,
.dailink = {SDW_JACK_OUT_DAI_ID, SDW_JACK_IN_DAI_ID},
.init = sof_sdw_rt_sdca_jack_init,
.exit = sof_sdw_rt_sdca_jack_exit,
},
},
.dai_num = 1,
},
{
.part_id = 0x711,
.version_id = 2,
.dais = {
{
.direction = {true, true},
.dai_name = "rt711-aif1",
.dai_type = SOF_SDW_DAI_TYPE_JACK,
.dailink = {SDW_JACK_OUT_DAI_ID, SDW_JACK_IN_DAI_ID},
.init = sof_sdw_rt711_init,
.exit = sof_sdw_rt711_exit,
},
},
.dai_num = 1,
},
{
.part_id = 0x712,
.version_id = 3,
.dais = {
{
.direction = {true, true},
.dai_name = "rt712-sdca-aif1",
.dai_type = SOF_SDW_DAI_TYPE_JACK,
.dailink = {SDW_JACK_OUT_DAI_ID, SDW_JACK_IN_DAI_ID},
.init = sof_sdw_rt_sdca_jack_init,
.exit = sof_sdw_rt_sdca_jack_exit,
},
{
.direction = {true, false},
.dai_name = "rt712-sdca-aif2",
.dai_type = SOF_SDW_DAI_TYPE_AMP,
.dailink = {SDW_AMP_OUT_DAI_ID, SDW_UNUSED_DAI_ID},
.init = sof_sdw_rt712_spk_init,
},
},
.dai_num = 2,
},
{
.part_id = 0x1712,
.version_id = 3,
.dais = {
{
.direction = {false, true},
.dai_name = "rt712-sdca-dmic-aif1",
.dai_type = SOF_SDW_DAI_TYPE_MIC,
.dailink = {SDW_UNUSED_DAI_ID, SDW_DMIC_DAI_ID},
.init = sof_sdw_rt712_sdca_dmic_init,
},
},
.dai_num = 1,
},
{
.part_id = 0x713,
.version_id = 3,
.dais = {
{
.direction = {true, true},
.dai_name = "rt712-sdca-aif1",
.dai_type = SOF_SDW_DAI_TYPE_JACK,
.dailink = {SDW_JACK_OUT_DAI_ID, SDW_JACK_IN_DAI_ID},
.init = sof_sdw_rt_sdca_jack_init,
.exit = sof_sdw_rt_sdca_jack_exit,
},
},
.dai_num = 1,
},
{
.part_id = 0x1713,
.version_id = 3,
.dais = {
{
.direction = {false, true},
.dai_name = "rt712-sdca-dmic-aif1",
.dai_type = SOF_SDW_DAI_TYPE_MIC,
.dailink = {SDW_UNUSED_DAI_ID, SDW_DMIC_DAI_ID},
.init = sof_sdw_rt712_sdca_dmic_init,
},
},
.dai_num = 1,
},
{
.part_id = 0x1308,
.acpi_id = "10EC1308",
.dais = {
{
.direction = {true, false},
.dai_name = "rt1308-aif",
.dai_type = SOF_SDW_DAI_TYPE_AMP,
.dailink = {SDW_AMP_OUT_DAI_ID, SDW_UNUSED_DAI_ID},
.init = sof_sdw_rt_amp_init,
.exit = sof_sdw_rt_amp_exit,
},
},
.dai_num = 1,
.ops = &sof_sdw_rt1308_i2s_ops,
},
{
.part_id = 0x1316,
.dais = {
{
.direction = {true, true},
.dai_name = "rt1316-aif",
.dai_type = SOF_SDW_DAI_TYPE_AMP,
.dailink = {SDW_AMP_OUT_DAI_ID, SDW_AMP_IN_DAI_ID},
.init = sof_sdw_rt_amp_init,
.exit = sof_sdw_rt_amp_exit,
},
},
.dai_num = 1,
},
{
.part_id = 0x1318,
.dais = {
{
.direction = {true, true},
.dai_name = "rt1318-aif",
.dai_type = SOF_SDW_DAI_TYPE_AMP,
.dailink = {SDW_AMP_OUT_DAI_ID, SDW_AMP_IN_DAI_ID},
.init = sof_sdw_rt_amp_init,
.exit = sof_sdw_rt_amp_exit,
},
},
.dai_num = 1,
},
{
.part_id = 0x714,
.version_id = 3,
.ignore_pch_dmic = true,
.dais = {
{
.direction = {false, true},
.dai_name = "rt715-aif2",
.dai_type = SOF_SDW_DAI_TYPE_MIC,
.dailink = {SDW_UNUSED_DAI_ID, SDW_DMIC_DAI_ID},
.init = sof_sdw_rt715_sdca_init,
},
},
.dai_num = 1,
},
{
.part_id = 0x715,
.version_id = 3,
.ignore_pch_dmic = true,
.dais = {
{
.direction = {false, true},
.dai_name = "rt715-aif2",
.dai_type = SOF_SDW_DAI_TYPE_MIC,
.dailink = {SDW_UNUSED_DAI_ID, SDW_DMIC_DAI_ID},
.init = sof_sdw_rt715_sdca_init,
},
},
.dai_num = 1,
},
{
.part_id = 0x714,
.version_id = 2,
.ignore_pch_dmic = true,
.dais = {
{
.direction = {false, true},
.dai_name = "rt715-aif2",
.dai_type = SOF_SDW_DAI_TYPE_MIC,
.dailink = {SDW_UNUSED_DAI_ID, SDW_DMIC_DAI_ID},
.init = sof_sdw_rt715_init,
},
},
.dai_num = 1,
},
{
.part_id = 0x715,
.version_id = 2,
.ignore_pch_dmic = true,
.dais = {
{
.direction = {false, true},
.dai_name = "rt715-aif2",
.dai_type = SOF_SDW_DAI_TYPE_MIC,
.dailink = {SDW_UNUSED_DAI_ID, SDW_DMIC_DAI_ID},
.init = sof_sdw_rt715_init,
},
},
.dai_num = 1,
},
{
.part_id = 0x8373,
.dais = {
{
.direction = {true, true},
.dai_name = "max98373-aif1",
.dai_type = SOF_SDW_DAI_TYPE_AMP,
.dailink = {SDW_AMP_OUT_DAI_ID, SDW_AMP_IN_DAI_ID},
.init = sof_sdw_maxim_init,
},
},
.dai_num = 1,
},
{
.part_id = 0x8363,
.dais = {
{
.direction = {true, false},
.dai_name = "max98363-aif1",
.dai_type = SOF_SDW_DAI_TYPE_AMP,
.dailink = {SDW_AMP_OUT_DAI_ID, SDW_UNUSED_DAI_ID},
.init = sof_sdw_maxim_init,
},
},
.dai_num = 1,
},
{
.part_id = 0x5682,
.dais = {
{
.direction = {true, true},
.dai_name = "rt5682-sdw",
.dai_type = SOF_SDW_DAI_TYPE_JACK,
.dailink = {SDW_JACK_OUT_DAI_ID, SDW_JACK_IN_DAI_ID},
.init = sof_sdw_rt5682_init,
},
},
.dai_num = 1,
},
{
.part_id = 0x4242,
.dais = {
{
.direction = {true, true},
.dai_name = "cs42l42-sdw",
.dai_type = SOF_SDW_DAI_TYPE_JACK,
.dailink = {SDW_JACK_OUT_DAI_ID, SDW_JACK_IN_DAI_ID},
.init = sof_sdw_cs42l42_init,
},
},
.dai_num = 1,
},
{
.part_id = 0xaaaa, /* generic codec mockup */
.version_id = 0,
.dais = {
{
.direction = {true, true},
.dai_name = "sdw-mockup-aif1",
.dai_type = SOF_SDW_DAI_TYPE_JACK,
.dailink = {SDW_JACK_OUT_DAI_ID, SDW_JACK_IN_DAI_ID},
.init = NULL,
},
},
.dai_num = 1,
},
{
.part_id = 0xaa55, /* headset codec mockup */
.version_id = 0,
.dais = {
{
.direction = {true, true},
.dai_name = "sdw-mockup-aif1",
.dai_type = SOF_SDW_DAI_TYPE_JACK,
.dailink = {SDW_JACK_OUT_DAI_ID, SDW_JACK_IN_DAI_ID},
.init = NULL,
},
},
.dai_num = 1,
},
{
.part_id = 0x55aa, /* amplifier mockup */
.version_id = 0,
.dais = {
{
.direction = {true, true},
.dai_name = "sdw-mockup-aif1",
.dai_type = SOF_SDW_DAI_TYPE_AMP,
.dailink = {SDW_AMP_OUT_DAI_ID, SDW_AMP_IN_DAI_ID},
.init = NULL,
},
},
.dai_num = 1,
},
{
.part_id = 0x5555,
.version_id = 0,
.dais = {
{
.dai_name = "sdw-mockup-aif1",
.direction = {false, true},
.dai_type = SOF_SDW_DAI_TYPE_MIC,
.dailink = {SDW_UNUSED_DAI_ID, SDW_DMIC_DAI_ID},
.init = NULL,
},
},
.dai_num = 1,
},
};
static inline int find_codec_info_part(const u64 adr)
{
unsigned int part_id, sdw_version;
int i;
part_id = SDW_PART_ID(adr);
sdw_version = SDW_VERSION(adr);
for (i = 0; i < ARRAY_SIZE(codec_info_list); i++)
/*
* A codec info is for all sdw version with the part id if
* version_id is not specified in the codec info.
*/
if (part_id == codec_info_list[i].part_id &&
(!codec_info_list[i].version_id ||
sdw_version == codec_info_list[i].version_id))
return i;
return -EINVAL;
}
static inline int find_codec_info_acpi(const u8 *acpi_id)
{
int i;
if (!acpi_id[0])
return -EINVAL;
for (i = 0; i < ARRAY_SIZE(codec_info_list); i++)
if (!memcmp(codec_info_list[i].acpi_id, acpi_id, ACPI_ID_LEN))
return i;
return -EINVAL;
}
/*
* get BE dailink number and CPU DAI number based on sdw link adr.
* Since some sdw slaves may be aggregated, the CPU DAI number
* may be larger than the number of BE dailinks.
*/
static int get_dailink_info(struct device *dev,
const struct snd_soc_acpi_link_adr *adr_link,
int *sdw_be_num, int *sdw_cpu_dai_num, int *codecs_num)
{
bool group_visited[SDW_MAX_GROUPS];
bool no_aggregation;
int i;
int j;
no_aggregation = sof_sdw_quirk & SOF_SDW_NO_AGGREGATION;
*sdw_cpu_dai_num = 0;
*sdw_be_num = 0;
if (!adr_link)
return -EINVAL;
for (i = 0; i < SDW_MAX_GROUPS; i++)
group_visited[i] = false;
for (; adr_link->num_adr; adr_link++) {
const struct snd_soc_acpi_endpoint *endpoint;
struct sof_sdw_codec_info *codec_info;
int codec_index;
int stream;
u64 adr;
/* make sure the link mask has a single bit set */
if (!is_power_of_2(adr_link->mask))
return -EINVAL;
for (i = 0; i < adr_link->num_adr; i++) {
adr = adr_link->adr_d[i].adr;
codec_index = find_codec_info_part(adr);
if (codec_index < 0)
return codec_index;
codec_info = &codec_info_list[codec_index];
*codecs_num += codec_info->dai_num;
if (!adr_link->adr_d[i].name_prefix) {
dev_err(dev, "codec 0x%llx does not have a name prefix\n",
adr_link->adr_d[i].adr);
return -EINVAL;
}
endpoint = adr_link->adr_d[i].endpoints;
if (endpoint->aggregated && !endpoint->group_id) {
dev_err(dev, "invalid group id on link %x\n",
adr_link->mask);
return -EINVAL;
}
for (j = 0; j < codec_info->dai_num; j++) {
/* count DAI number for playback and capture */
for_each_pcm_streams(stream) {
if (!codec_info->dais[j].direction[stream])
continue;
(*sdw_cpu_dai_num)++;
/* count BE for each non-aggregated slave or group */
if (!endpoint->aggregated || no_aggregation ||
!group_visited[endpoint->group_id])
(*sdw_be_num)++;
}
}
if (endpoint->aggregated)
group_visited[endpoint->group_id] = true;
}
}
return 0;
}
static void init_dai_link(struct device *dev, struct snd_soc_dai_link *dai_links,
int be_id, char *name, int playback, int capture,
struct snd_soc_dai_link_component *cpus, int cpus_num,
struct snd_soc_dai_link_component *codecs, int codecs_num,
int (*init)(struct snd_soc_pcm_runtime *rtd),
const struct snd_soc_ops *ops)
{
dev_dbg(dev, "create dai link %s, id %d\n", name, be_id);
dai_links->id = be_id;
dai_links->name = name;
dai_links->platforms = platform_component;
dai_links->num_platforms = ARRAY_SIZE(platform_component);
dai_links->no_pcm = 1;
dai_links->cpus = cpus;
dai_links->num_cpus = cpus_num;
dai_links->codecs = codecs;
dai_links->num_codecs = codecs_num;
dai_links->dpcm_playback = playback;
dai_links->dpcm_capture = capture;
dai_links->init = init;
dai_links->ops = ops;
}
static bool is_unique_device(const struct snd_soc_acpi_link_adr *adr_link,
unsigned int sdw_version,
unsigned int mfg_id,
unsigned int part_id,
unsigned int class_id,
int index_in_link)
{
int i;
for (i = 0; i < adr_link->num_adr; i++) {
unsigned int sdw1_version, mfg1_id, part1_id, class1_id;
u64 adr;
/* skip itself */
if (i == index_in_link)
continue;
adr = adr_link->adr_d[i].adr;
sdw1_version = SDW_VERSION(adr);
mfg1_id = SDW_MFG_ID(adr);
part1_id = SDW_PART_ID(adr);
class1_id = SDW_CLASS_ID(adr);
if (sdw_version == sdw1_version &&
mfg_id == mfg1_id &&
part_id == part1_id &&
class_id == class1_id)
return false;
}
return true;
}
static int fill_sdw_codec_dlc(struct device *dev,
const struct snd_soc_acpi_link_adr *adr_link,
struct snd_soc_dai_link_component *codec,
int adr_index, int dai_index)
{
unsigned int sdw_version, unique_id, mfg_id, link_id, part_id, class_id;
u64 adr = adr_link->adr_d[adr_index].adr;
int codec_index;
codec_index = find_codec_info_part(adr);
if (codec_index < 0)
return codec_index;
sdw_version = SDW_VERSION(adr);
link_id = SDW_DISCO_LINK_ID(adr);
unique_id = SDW_UNIQUE_ID(adr);
mfg_id = SDW_MFG_ID(adr);
part_id = SDW_PART_ID(adr);
class_id = SDW_CLASS_ID(adr);
if (codec_info_list[codec_index].codec_name)
codec->name = devm_kstrdup(dev,
codec_info_list[codec_index].codec_name,
GFP_KERNEL);
else if (is_unique_device(adr_link, sdw_version, mfg_id, part_id,
class_id, adr_index))
codec->name = devm_kasprintf(dev, GFP_KERNEL,
"sdw:%01x:%04x:%04x:%02x", link_id,
mfg_id, part_id, class_id);
else
codec->name = devm_kasprintf(dev, GFP_KERNEL,
"sdw:%01x:%04x:%04x:%02x:%01x", link_id,
mfg_id, part_id, class_id, unique_id);
if (!codec->name)
return -ENOMEM;
codec->dai_name = codec_info_list[codec_index].dais[dai_index].dai_name;
return 0;
}
static int set_codec_init_func(struct snd_soc_card *card,
const struct snd_soc_acpi_link_adr *adr_link,
struct snd_soc_dai_link *dai_links,
bool playback, int group_id, int adr_index, int dai_index)
{
int i = adr_index;
do {
/*
* Initialize the codec. If codec is part of an aggregated
* group (group_id>0), initialize all codecs belonging to
* same group.
* The first link should start with adr_link->adr_d[adr_index]
* because that is the device that we want to initialize and
* we should end immediately if it is not aggregated (group_id=0)
*/
for ( ; i < adr_link->num_adr; i++) {
int codec_index;
codec_index = find_codec_info_part(adr_link->adr_d[i].adr);
if (codec_index < 0)
return codec_index;
/* The group_id is > 0 iff the codec is aggregated */
if (adr_link->adr_d[i].endpoints->group_id != group_id)
continue;
if (codec_info_list[codec_index].dais[dai_index].init)
codec_info_list[codec_index].dais[dai_index].init(card,
adr_link,
dai_links,
&codec_info_list[codec_index],
playback);
if (!group_id)
return 0;
}
i = 0;
adr_link++;
} while (adr_link->mask);
return 0;
}
/*
* check endpoint status in slaves and gather link ID for all slaves in
* the same group to generate different CPU DAI. Now only support
* one sdw link with all slaves set with only single group id.
*
* one slave on one sdw link with aggregated = 0
* one sdw BE DAI <---> one-cpu DAI <---> one-codec DAI
*
* two or more slaves on one sdw link with aggregated = 0
* one sdw BE DAI <---> one-cpu DAI <---> multi-codec DAIs
*
* multiple links with multiple slaves with aggregated = 1
* one sdw BE DAI <---> 1 .. N CPU DAIs <----> 1 .. N codec DAIs
*/
static int get_slave_info(const struct snd_soc_acpi_link_adr *adr_link,
struct device *dev, int *cpu_dai_id, int *cpu_dai_num,
int *codec_num, unsigned int *group_id,
int adr_index)
{
bool no_aggregation = sof_sdw_quirk & SOF_SDW_NO_AGGREGATION;
int i;
if (!adr_link->adr_d[adr_index].endpoints->aggregated || no_aggregation) {
cpu_dai_id[0] = ffs(adr_link->mask) - 1;
*cpu_dai_num = 1;
*codec_num = 1;
*group_id = 0;
return 0;
}
*codec_num = 0;
*cpu_dai_num = 0;
*group_id = adr_link->adr_d[adr_index].endpoints->group_id;
/* Count endpoints with the same group_id in the adr_link */
for (; adr_link && adr_link->num_adr; adr_link++) {
unsigned int link_codecs = 0;
for (i = 0; i < adr_link->num_adr; i++) {
if (adr_link->adr_d[i].endpoints->aggregated &&
adr_link->adr_d[i].endpoints->group_id == *group_id)
link_codecs++;
}
if (link_codecs) {
*codec_num += link_codecs;
if (*cpu_dai_num >= SDW_MAX_CPU_DAIS) {
dev_err(dev, "cpu_dai_id array overflowed\n");
return -EINVAL;
}
cpu_dai_id[(*cpu_dai_num)++] = ffs(adr_link->mask) - 1;
}
}
return 0;
}
static void set_dailink_map(struct snd_soc_dai_link_codec_ch_map *sdw_codec_ch_maps,
int codec_num, int cpu_num)
{
int step;
int i;
step = codec_num / cpu_num;
for (i = 0; i < codec_num; i++)
sdw_codec_ch_maps[i].connected_cpu_id = i / step;
}
static const char * const type_strings[] = {"SimpleJack", "SmartAmp", "SmartMic"};
static int create_sdw_dailink(struct snd_soc_card *card, int *link_index,
struct snd_soc_dai_link *dai_links,
int sdw_be_num, int sdw_cpu_dai_num,
struct snd_soc_dai_link_component *cpus,
const struct snd_soc_acpi_link_adr *adr_link,
int *cpu_id, struct snd_soc_codec_conf *codec_conf,
int codec_count, int *be_id,
int *codec_conf_index,
bool *ignore_pch_dmic,
bool append_dai_type,
int adr_index,
int dai_index)
{
struct device *dev = card->dev;
const struct snd_soc_acpi_link_adr *adr_link_next;
struct snd_soc_dai_link_component *codecs;
struct sof_sdw_codec_info *codec_info;
int cpu_dai_id[SDW_MAX_CPU_DAIS];
int cpu_dai_num, cpu_dai_index;
unsigned int group_id;
int codec_dlc_index = 0;
int codec_index;
int codec_num;
int stream;
int i = 0;
int j, k;
int ret;
ret = get_slave_info(adr_link, dev, cpu_dai_id, &cpu_dai_num, &codec_num,
&group_id, adr_index);
if (ret)
return ret;
codecs = devm_kcalloc(dev, codec_num, sizeof(*codecs), GFP_KERNEL);
if (!codecs)
return -ENOMEM;
/* generate codec name on different links in the same group */
j = adr_index;
for (adr_link_next = adr_link; adr_link_next && adr_link_next->num_adr &&
i < cpu_dai_num; adr_link_next++) {
/* skip the link excluded by this processed group */
if (cpu_dai_id[i] != ffs(adr_link_next->mask) - 1)
continue;
/* j reset after loop, adr_index only applies to first link */
for (; j < adr_link_next->num_adr && codec_dlc_index < codec_num; j++) {
const struct snd_soc_acpi_endpoint *endpoints;
endpoints = adr_link_next->adr_d[j].endpoints;
if (group_id && (!endpoints->aggregated ||
endpoints->group_id != group_id))
continue;
/* sanity check */
if (*codec_conf_index >= codec_count) {
dev_err(dev, "codec_conf array overflowed\n");
return -EINVAL;
}
ret = fill_sdw_codec_dlc(dev, adr_link_next,
&codecs[codec_dlc_index],
j, dai_index);
if (ret)
return ret;
codec_conf[*codec_conf_index].dlc = codecs[codec_dlc_index];
codec_conf[*codec_conf_index].name_prefix =
adr_link_next->adr_d[j].name_prefix;
codec_dlc_index++;
(*codec_conf_index)++;
}
j = 0;
/* check next link to create codec dai in the processed group */
i++;
}
/* find codec info to create BE DAI */
codec_index = find_codec_info_part(adr_link->adr_d[adr_index].adr);
if (codec_index < 0)
return codec_index;
codec_info = &codec_info_list[codec_index];
if (codec_info->ignore_pch_dmic)
*ignore_pch_dmic = true;
cpu_dai_index = *cpu_id;
for_each_pcm_streams(stream) {
struct snd_soc_dai_link_codec_ch_map *sdw_codec_ch_maps;
char *name, *cpu_name;
int playback, capture;
static const char * const sdw_stream_name[] = {
"SDW%d-Playback",
"SDW%d-Capture",
"SDW%d-Playback-%s",
"SDW%d-Capture-%s",
};
if (!codec_info->dais[dai_index].direction[stream])
continue;
*be_id = codec_info->dais[dai_index].dailink[stream];
if (*be_id < 0) {
dev_err(dev, "Invalid dailink id %d\n", *be_id);
return -EINVAL;
}
sdw_codec_ch_maps = devm_kcalloc(dev, codec_num,
sizeof(*sdw_codec_ch_maps), GFP_KERNEL);
if (!sdw_codec_ch_maps)
return -ENOMEM;
/* create stream name according to first link id */
if (append_dai_type) {
name = devm_kasprintf(dev, GFP_KERNEL,
sdw_stream_name[stream + 2], cpu_dai_id[0],
type_strings[codec_info->dais[dai_index].dai_type]);
} else {
name = devm_kasprintf(dev, GFP_KERNEL,
sdw_stream_name[stream], cpu_dai_id[0]);
}
if (!name)
return -ENOMEM;
/*
* generate CPU DAI name base on the sdw link ID and
* PIN ID with offset of 2 according to sdw dai driver.
*/
for (k = 0; k < cpu_dai_num; k++) {
cpu_name = devm_kasprintf(dev, GFP_KERNEL,
"SDW%d Pin%d", cpu_dai_id[k],
sdw_pin_index[cpu_dai_id[k]]++);
if (!cpu_name)
return -ENOMEM;
if (cpu_dai_index >= sdw_cpu_dai_num) {
dev_err(dev, "invalid cpu dai index %d\n",
cpu_dai_index);
return -EINVAL;
}
cpus[cpu_dai_index++].dai_name = cpu_name;
}
/*
* We create sdw dai links at first stage, so link index should
* not be larger than sdw_be_num
*/
if (*link_index >= sdw_be_num) {
dev_err(dev, "invalid dai link index %d\n", *link_index);
return -EINVAL;
}
if (*cpu_id >= sdw_cpu_dai_num) {
dev_err(dev, "invalid cpu dai index %d\n", *cpu_id);
return -EINVAL;
}
playback = (stream == SNDRV_PCM_STREAM_PLAYBACK);
capture = (stream == SNDRV_PCM_STREAM_CAPTURE);
init_dai_link(dev, dai_links + *link_index, (*be_id)++, name,
playback, capture,
cpus + *cpu_id, cpu_dai_num,
codecs, codec_num,
NULL, &sdw_ops);
/*
* SoundWire DAILINKs use 'stream' functions and Bank Switch operations
* based on wait_for_completion(), tag them as 'nonatomic'.
*/
dai_links[*link_index].nonatomic = true;
set_dailink_map(sdw_codec_ch_maps, codec_num, cpu_dai_num);
dai_links[*link_index].codec_ch_maps = sdw_codec_ch_maps;
ret = set_codec_init_func(card, adr_link, dai_links + (*link_index)++,
playback, group_id, adr_index, dai_index);
if (ret < 0) {
dev_err(dev, "failed to init codec %d\n", codec_index);
return ret;
}
*cpu_id += cpu_dai_num;
}
return 0;
}
#define IDISP_CODEC_MASK 0x4
static int sof_card_dai_links_create(struct snd_soc_card *card)
{
struct device *dev = card->dev;
struct snd_soc_acpi_mach *mach = dev_get_platdata(card->dev);
int sdw_be_num = 0, ssp_num = 0, dmic_num = 0, hdmi_num = 0, bt_num = 0;
struct mc_private *ctx = snd_soc_card_get_drvdata(card);
struct snd_soc_dai_link_component *idisp_components;
struct snd_soc_dai_link_component *ssp_components;
struct snd_soc_acpi_mach_params *mach_params = &mach->mach_params;
const struct snd_soc_acpi_link_adr *adr_link = mach_params->links;
bool aggregation = !(sof_sdw_quirk & SOF_SDW_NO_AGGREGATION);
struct snd_soc_dai_link_component *cpus;
struct snd_soc_codec_conf *codec_conf;
bool append_dai_type = false;
bool ignore_pch_dmic = false;
int codec_conf_num = 0;
int codec_conf_index = 0;
bool group_generated[SDW_MAX_GROUPS] = { };
int ssp_codec_index, ssp_mask;
struct snd_soc_dai_link *dai_links;
int num_links, link_index = 0;
char *name, *cpu_name;
int total_cpu_dai_num;
int sdw_cpu_dai_num;
int i, j, be_id = 0;
int codec_index;
int cpu_id = 0;
int ret;
ret = get_dailink_info(dev, adr_link, &sdw_be_num, &sdw_cpu_dai_num,
&codec_conf_num);
if (ret < 0) {
dev_err(dev, "failed to get sdw link info %d\n", ret);
return ret;
}
/*
* on generic tgl platform, I2S or sdw mode is supported
* based on board rework. A ACPI device is registered in
* system only when I2S mode is supported, not sdw mode.
* Here check ACPI ID to confirm I2S is supported.
*/
ssp_codec_index = find_codec_info_acpi(mach->id);
if (ssp_codec_index >= 0) {
ssp_mask = SOF_SSP_GET_PORT(sof_sdw_quirk);
ssp_num = hweight_long(ssp_mask);
}
if (mach_params->codec_mask & IDISP_CODEC_MASK) {
ctx->idisp_codec = true;
if (sof_sdw_quirk & SOF_SDW_TGL_HDMI)
hdmi_num = SOF_TGL_HDMI_COUNT;
else
hdmi_num = SOF_PRE_TGL_HDMI_COUNT;
}
/* enable dmic01 & dmic16k */
if (sof_sdw_quirk & SOF_SDW_PCH_DMIC || mach_params->dmic_num)
dmic_num = 2;
if (sof_sdw_quirk & SOF_SSP_BT_OFFLOAD_PRESENT)
bt_num = 1;
dev_dbg(dev, "sdw %d, ssp %d, dmic %d, hdmi %d, bt: %d\n",
sdw_be_num, ssp_num, dmic_num, hdmi_num, bt_num);
/* allocate BE dailinks */
num_links = sdw_be_num + ssp_num + dmic_num + hdmi_num + bt_num;
dai_links = devm_kcalloc(dev, num_links, sizeof(*dai_links), GFP_KERNEL);
if (!dai_links)
return -ENOMEM;
/* allocated CPU DAIs */
total_cpu_dai_num = sdw_cpu_dai_num + ssp_num + dmic_num + hdmi_num + bt_num;
cpus = devm_kcalloc(dev, total_cpu_dai_num, sizeof(*cpus), GFP_KERNEL);
if (!cpus)
return -ENOMEM;
/* allocate codec conf, will be populated when dailinks are created */
codec_conf = devm_kcalloc(dev, codec_conf_num, sizeof(*codec_conf),
GFP_KERNEL);
if (!codec_conf)
return -ENOMEM;
/* SDW */
if (!sdw_be_num)
goto SSP;
for (i = 0; i < SDW_MAX_LINKS; i++)
sdw_pin_index[i] = SDW_INTEL_BIDIR_PDI_BASE;
for (; adr_link->num_adr; adr_link++) {
/*
* If there are two or more different devices on the same sdw link, we have to
* append the codec type to the dai link name to prevent duplicated dai link name.
* The same type devices on the same sdw link will be in the same
* snd_soc_acpi_adr_device array. They won't be described in different adr_links.
*/
for (i = 0; i < adr_link->num_adr; i++) {
/* find codec info to get dai_num */
codec_index = find_codec_info_part(adr_link->adr_d[i].adr);
if (codec_index < 0)
return codec_index;
if (codec_info_list[codec_index].dai_num > 1) {
append_dai_type = true;
goto out;
}
for (j = 0; j < i; j++) {
if ((SDW_PART_ID(adr_link->adr_d[i].adr) !=
SDW_PART_ID(adr_link->adr_d[j].adr)) ||
(SDW_MFG_ID(adr_link->adr_d[i].adr) !=
SDW_MFG_ID(adr_link->adr_d[i].adr))) {
append_dai_type = true;
goto out;
}
}
}
}
out:
/* generate DAI links by each sdw link */
for (adr_link = mach_params->links ; adr_link->num_adr; adr_link++) {
for (i = 0; i < adr_link->num_adr; i++) {
const struct snd_soc_acpi_endpoint *endpoint;
endpoint = adr_link->adr_d[i].endpoints;
/* this group has been generated */
if (endpoint->aggregated &&
group_generated[endpoint->group_id])
continue;
/* find codec info to get dai_num */
codec_index = find_codec_info_part(adr_link->adr_d[i].adr);
if (codec_index < 0)
return codec_index;
for (j = 0; j < codec_info_list[codec_index].dai_num ; j++) {
ret = create_sdw_dailink(card, &link_index, dai_links,
sdw_be_num, sdw_cpu_dai_num, cpus,
adr_link, &cpu_id,
codec_conf, codec_conf_num,
&be_id, &codec_conf_index,
&ignore_pch_dmic, append_dai_type, i, j);
if (ret < 0) {
dev_err(dev, "failed to create dai link %d\n", link_index);
return ret;
}
}
if (aggregation && endpoint->aggregated)
group_generated[endpoint->group_id] = true;
}
}
SSP:
/* SSP */
if (!ssp_num)
goto DMIC;
for (i = 0, j = 0; ssp_mask; i++, ssp_mask >>= 1) {
struct sof_sdw_codec_info *info;
int playback, capture;
char *codec_name;
if (!(ssp_mask & 0x1))
continue;
name = devm_kasprintf(dev, GFP_KERNEL,
"SSP%d-Codec", i);
if (!name)
return -ENOMEM;
cpu_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", i);
if (!cpu_name)
return -ENOMEM;
ssp_components = devm_kzalloc(dev, sizeof(*ssp_components),
GFP_KERNEL);
if (!ssp_components)
return -ENOMEM;
info = &codec_info_list[ssp_codec_index];
codec_name = devm_kasprintf(dev, GFP_KERNEL, "i2c-%s:0%d",
info->acpi_id, j++);
if (!codec_name)
return -ENOMEM;
ssp_components->name = codec_name;
/* TODO: support multi codec dai on SSP when it is needed */
ssp_components->dai_name = info->dais[0].dai_name;
cpus[cpu_id].dai_name = cpu_name;
playback = info->dais[0].direction[SNDRV_PCM_STREAM_PLAYBACK];
capture = info->dais[0].direction[SNDRV_PCM_STREAM_CAPTURE];
init_dai_link(dev, dai_links + link_index, be_id, name,
playback, capture,
cpus + cpu_id, 1,
ssp_components, 1,
NULL, info->ops);
ret = info->dais[0].init(card, NULL, dai_links + link_index, info, 0);
if (ret < 0)
return ret;
INC_ID(be_id, cpu_id, link_index);
}
DMIC:
/* dmic */
if (dmic_num > 0) {
if (ignore_pch_dmic) {
dev_warn(dev, "Ignoring PCH DMIC\n");
goto HDMI;
}
cpus[cpu_id].dai_name = "DMIC01 Pin";
init_dai_link(dev, dai_links + link_index, be_id, "dmic01",
0, 1, // DMIC only supports capture
cpus + cpu_id, 1,
dmic_component, 1,
sof_sdw_dmic_init, NULL);
INC_ID(be_id, cpu_id, link_index);
cpus[cpu_id].dai_name = "DMIC16k Pin";
init_dai_link(dev, dai_links + link_index, be_id, "dmic16k",
0, 1, // DMIC only supports capture
cpus + cpu_id, 1,
dmic_component, 1,
/* don't call sof_sdw_dmic_init() twice */
NULL, NULL);
INC_ID(be_id, cpu_id, link_index);
}
HDMI:
/* HDMI */
if (hdmi_num > 0) {
idisp_components = devm_kcalloc(dev, hdmi_num,
sizeof(*idisp_components),
GFP_KERNEL);
if (!idisp_components)
return -ENOMEM;
}
for (i = 0; i < hdmi_num; i++) {
name = devm_kasprintf(dev, GFP_KERNEL,
"iDisp%d", i + 1);
if (!name)
return -ENOMEM;
if (ctx->idisp_codec) {
idisp_components[i].name = "ehdaudio0D2";
idisp_components[i].dai_name = devm_kasprintf(dev,
GFP_KERNEL,
"intel-hdmi-hifi%d",
i + 1);
if (!idisp_components[i].dai_name)
return -ENOMEM;
} else {
idisp_components[i].name = "snd-soc-dummy";
idisp_components[i].dai_name = "snd-soc-dummy-dai";
}
cpu_name = devm_kasprintf(dev, GFP_KERNEL,
"iDisp%d Pin", i + 1);
if (!cpu_name)
return -ENOMEM;
cpus[cpu_id].dai_name = cpu_name;
init_dai_link(dev, dai_links + link_index, be_id, name,
1, 0, // HDMI only supports playback
cpus + cpu_id, 1,
idisp_components + i, 1,
sof_sdw_hdmi_init, NULL);
INC_ID(be_id, cpu_id, link_index);
}
if (sof_sdw_quirk & SOF_SSP_BT_OFFLOAD_PRESENT) {
int port = (sof_sdw_quirk & SOF_BT_OFFLOAD_SSP_MASK) >>
SOF_BT_OFFLOAD_SSP_SHIFT;
name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d-BT", port);
if (!name)
return -ENOMEM;
ssp_components = devm_kzalloc(dev, sizeof(*ssp_components),
GFP_KERNEL);
if (!ssp_components)
return -ENOMEM;
ssp_components->name = "snd-soc-dummy";
ssp_components->dai_name = "snd-soc-dummy-dai";
cpu_name = devm_kasprintf(dev, GFP_KERNEL, "SSP%d Pin", port);
if (!cpu_name)
return -ENOMEM;
cpus[cpu_id].dai_name = cpu_name;
init_dai_link(dev, dai_links + link_index, be_id, name, 1, 1,
cpus + cpu_id, 1, ssp_components, 1, NULL, NULL);
}
card->dai_link = dai_links;
card->num_links = num_links;
card->codec_conf = codec_conf;
card->num_configs = codec_conf_num;
return 0;
}
static int sof_sdw_card_late_probe(struct snd_soc_card *card)
{
struct mc_private *ctx = snd_soc_card_get_drvdata(card);
int ret = 0;
int i;
for (i = 0; i < ARRAY_SIZE(codec_info_list); i++) {
if (codec_info_list[i].codec_card_late_probe) {
ret = codec_info_list[i].codec_card_late_probe(card);
if (ret < 0)
return ret;
}
}
if (ctx->idisp_codec)
ret = sof_sdw_hdmi_card_late_probe(card);
return ret;
}
/* SoC card */
static const char sdw_card_long_name[] = "Intel Soundwire SOF";
static struct snd_soc_card card_sof_sdw = {
.name = "soundwire",
.owner = THIS_MODULE,
.late_probe = sof_sdw_card_late_probe,
};
/* helper to get the link that the codec DAI is used */
static struct snd_soc_dai_link *mc_find_codec_dai_used(struct snd_soc_card *card,
const char *dai_name)
{
struct snd_soc_dai_link *dai_link;
int i;
int j;
for_each_card_prelinks(card, i, dai_link) {
for (j = 0; j < dai_link->num_codecs; j++) {
/* Check each codec in a link */
if (!strcmp(dai_link->codecs[j].dai_name, dai_name))
return dai_link;
}
}
return NULL;
}
static void mc_dailink_exit_loop(struct snd_soc_card *card)
{
struct snd_soc_dai_link *dai_link;
int ret;
int i, j;
for (i = 0; i < ARRAY_SIZE(codec_info_list); i++) {
for (j = 0; j < codec_info_list[i].dai_num; j++) {
/* Check each dai in codec_info_lis to see if it is used in the link */
if (!codec_info_list[i].dais[j].exit)
continue;
/*
* We don't need to call .exit function if there is no matched
* dai link found.
*/
dai_link = mc_find_codec_dai_used(card,
codec_info_list[i].dais[j].dai_name);
if (dai_link) {
/* Do the .exit function if the codec dai is used in the link */
ret = codec_info_list[i].dais[j].exit(card, dai_link);
if (ret)
dev_warn(card->dev,
"codec exit failed %d\n",
ret);
break;
}
}
}
}
static int mc_probe(struct platform_device *pdev)
{
struct snd_soc_card *card = &card_sof_sdw;
struct snd_soc_acpi_mach *mach = dev_get_platdata(&pdev->dev);
struct mc_private *ctx;
int amp_num = 0, i;
int ret;
card->dev = &pdev->dev;
dev_dbg(card->dev, "Entry\n");
ctx = devm_kzalloc(card->dev, sizeof(*ctx), GFP_KERNEL);
if (!ctx)
return -ENOMEM;
INIT_LIST_HEAD(&ctx->hdmi_pcm_list);
snd_soc_card_set_drvdata(card, ctx);
dmi_check_system(sof_sdw_quirk_table);
if (quirk_override != -1) {
dev_info(card->dev, "Overriding quirk 0x%lx => 0x%x\n",
sof_sdw_quirk, quirk_override);
sof_sdw_quirk = quirk_override;
}
log_quirks(card->dev);
/* reset amp_num to ensure amp_num++ starts from 0 in each probe */
for (i = 0; i < ARRAY_SIZE(codec_info_list); i++)
codec_info_list[i].amp_num = 0;
ret = sof_card_dai_links_create(card);
if (ret < 0)
return ret;
/*
* the default amp_num is zero for each codec and
* amp_num will only be increased for active amp
* codecs on used platform
*/
for (i = 0; i < ARRAY_SIZE(codec_info_list); i++)
amp_num += codec_info_list[i].amp_num;
card->components = devm_kasprintf(card->dev, GFP_KERNEL,
"cfg-spk:%d cfg-amp:%d",
(sof_sdw_quirk & SOF_SDW_FOUR_SPK)
? 4 : 2, amp_num);
if (!card->components)
return -ENOMEM;
if (mach->mach_params.dmic_num) {
card->components = devm_kasprintf(card->dev, GFP_KERNEL,
"%s mic:dmic cfg-mics:%d",
card->components,
mach->mach_params.dmic_num);
if (!card->components)
return -ENOMEM;
}
card->long_name = sdw_card_long_name;
/* Register the card */
ret = devm_snd_soc_register_card(card->dev, card);
if (ret) {
dev_err(card->dev, "snd_soc_register_card failed %d\n", ret);
mc_dailink_exit_loop(card);
return ret;
}
platform_set_drvdata(pdev, card);
return ret;
}
static int mc_remove(struct platform_device *pdev)
{
struct snd_soc_card *card = platform_get_drvdata(pdev);
mc_dailink_exit_loop(card);
return 0;
}
static struct platform_driver sof_sdw_driver = {
.driver = {
.name = "sof_sdw",
.pm = &snd_soc_pm_ops,
},
.probe = mc_probe,
.remove = mc_remove,
};
module_platform_driver(sof_sdw_driver);
MODULE_DESCRIPTION("ASoC SoundWire Generic Machine driver");
MODULE_AUTHOR("Bard Liao <yung-chuan.liao@linux.intel.com>");
MODULE_AUTHOR("Rander Wang <rander.wang@linux.intel.com>");
MODULE_AUTHOR("Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("platform:sof_sdw");
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