ASoC: Intel: sof-function-topology-lib: add I2S support for sof_sdw_get_tplg_files

The Intel SOF SDW machine drive also supports I2S interface. Add related
supports for the sof_sdw_get_tplg_files() callback.

Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>

Author: bardliao

sound/soc/intel/common/sof-function-topology-lib.c

@@ -19,6 +19,10 @@ enum tplg_device_id {
 	TPLG_DEVICE_SDCA_MIC,
 	TPLG_DEVICE_INTEL_PCH_DMIC,
 	TPLG_DEVICE_HDMI,
+	TPLG_DEVICE_SSP_JACK,
+	TPLG_DEVICE_SSP_AMP,
+	TPLG_DEVICE_SSP_BT,
+	TPLG_DEVICE_SSP_HDMI_IN,
 	TPLG_DEVICE_MAX
 };
 
@@ -78,6 +82,10 @@ static char *get_tplg_filename(struct device *dev, const char *prefix,
 	 */
 	switch (tplg_dev) {
 	case TPLG_DEVICE_INTEL_PCH_DMIC:
+	case TPLG_DEVICE_SSP_JACK:
+	case TPLG_DEVICE_SSP_AMP:
+	case TPLG_DEVICE_SSP_BT:
+	case TPLG_DEVICE_SSP_HDMI_IN:
 		filename = devm_kasprintf(dev, GFP_KERNEL, "%s/sof-%s-%s-id%d.tplg",
 					  prefix, platform, tplg_dev_name, dai_link_id);
 		break;
@@ -97,6 +105,7 @@ int sof_sdw_get_tplg_files(struct snd_soc_card *card, const struct snd_soc_acpi_
 	struct snd_soc_dai_link *dai_link;
 	char platform[SOF_INTEL_PLATFORM_NAME_MAX];
 	unsigned long tplg_mask = 0;
+	u16 hdmi_in_mask = 0;
 	int tplg_num = 0;
 	int tplg_dev;
 	int ret;
@@ -140,7 +149,45 @@ int sof_sdw_get_tplg_files(struct snd_soc_card *card, const struct snd_soc_acpi_
 		} else if (strstr(dai_link->name, "iDisp")) {
 			tplg_dev = TPLG_DEVICE_HDMI;
 			tplg_dev_name = "hdmi-pcm5";
+		} else if (strstr(dai_link->name, "SSP")) {
+			unsigned int ssp_port;
 
+			if (sscanf(dai_link->name, "SSP%d", &ssp_port) != 1) {
+				dev_err(card->dev, "Invalid SSP port %d\n", ssp_port);
+				return -EINVAL;
+			}
+			if (strstr(dai_link->name, "Codec")) {
+				/*
+				 * Assume DAI link 0 is jack which is true in all existing
+				 * machine drivers
+				 */
+				if (dai_link->id == 0) {
+					tplg_dev = TPLG_DEVICE_SSP_JACK;
+					tplg_dev_name = devm_kasprintf(card->dev, GFP_KERNEL,
+								       "ssp%d-jack", ssp_port);
+				} else {
+					tplg_dev = TPLG_DEVICE_SSP_AMP;
+					tplg_dev_name = devm_kasprintf(card->dev, GFP_KERNEL,
+								       "ssp%d-amp", ssp_port);
+				}
+			} else if (strstr(dai_link->name, "BT")) {
+				tplg_dev = TPLG_DEVICE_SSP_BT;
+				tplg_dev_name = devm_kasprintf(card->dev, GFP_KERNEL,
+							       "ssp%d-bt", ssp_port);
+			} else if (strstr(dai_link->name, "HDMI")) {
+				hdmi_in_mask |= BIT(ssp_port);
+				/* The number of HDMI in dai link is always 2 right now */
+				if (hweight16(hdmi_in_mask) != 2)
+				    continue;
+
+				tplg_dev = TPLG_DEVICE_SSP_HDMI_IN;
+				tplg_dev_name = devm_kasprintf(card->dev, GFP_KERNEL,
+							       "ssp%x-hdmiin", hdmi_in_mask);
+			} else {
+				dev_warn(card->dev,
+					 "unsupported SSP link %s\n", dai_link->name);
+				continue;
+			}
 		} else {
 			/* The dai link is not supported by separated tplg yet */
 			dev_dbg(card->dev,