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-rw-r--r--sound/soc/intel/boards/sof_sdw.c2017
1 files changed, 2017 insertions, 0 deletions
diff --git a/sound/soc/intel/boards/sof_sdw.c b/sound/soc/intel/boards/sof_sdw.c
new file mode 100644
index 000000000..9ed572141
--- /dev/null
+++ b/sound/soc/intel/boards/sof_sdw.c
@@ -0,0 +1,2017 @@
+// 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-k0xxx"),
+ },
+ .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 |
+ SOF_BT_OFFLOAD_SSP(1) |
+ SOF_SSP_BT_OFFLOAD_PRESENT),
+ },
+ /* LunarLake devices */
+ {
+ .callback = sof_sdw_quirk_cb,
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Intel Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Lunar Lake Client Platform"),
+ },
+ .driver_data = (void *)(RT711_JD2),
+ },
+ {}
+};
+
+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 = 0x3556,
+ .dais = {
+ {
+ .direction = {true, true},
+ .dai_name = "cs35l56-sdw1",
+ .dai_type = SOF_SDW_DAI_TYPE_AMP,
+ .dailink = {SDW_AMP_OUT_DAI_ID, SDW_AMP_IN_DAI_ID},
+ .init = sof_sdw_cs_amp_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:0:%01x:%04x:%04x:%02x", link_id,
+ mfg_id, part_id, class_id);
+ else
+ codec->name = devm_kasprintf(dev, GFP_KERNEL,
+ "sdw:0:%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[j].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] = asoc_dummy_dlc;
+ }
+
+ 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;
+
+ 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, &asoc_dummy_dlc, 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;
+
+ if (mach->mach_params.subsystem_id_set) {
+ snd_soc_card_set_pci_ssid(card,
+ mach->mach_params.subsystem_vendor,
+ mach->mach_params.subsystem_device);
+ }
+
+ 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 void mc_remove(struct platform_device *pdev)
+{
+ struct snd_soc_card *card = platform_get_drvdata(pdev);
+
+ mc_dailink_exit_loop(card);
+}
+
+static const struct platform_device_id mc_id_table[] = {
+ { "sof_sdw", },
+ {}
+};
+MODULE_DEVICE_TABLE(platform, mc_id_table);
+
+static struct platform_driver sof_sdw_driver = {
+ .driver = {
+ .name = "sof_sdw",
+ .pm = &snd_soc_pm_ops,
+ },
+ .probe = mc_probe,
+ .remove_new = mc_remove,
+ .id_table = mc_id_table,
+};
+
+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_IMPORT_NS(SND_SOC_INTEL_HDA_DSP_COMMON);
+MODULE_IMPORT_NS(SND_SOC_INTEL_SOF_MAXIM_COMMON);