3 files changed, 50 insertions, 6 deletions

diff --git a/sound/soc/intel/atom/sst/sst_acpi.c b/sound/soc/intel/atom/sst/sst_acpi.c
index f4d92bbc5373..747c0f393d2d 100644
--- a/sound/soc/intel/atom/sst/sst_acpi.c
+++ b/sound/soc/intel/atom/sst/sst_acpi.c
@@ -400,6 +400,7 @@ static int sst_acpi_remove(struct platform_device *pdev)
 static unsigned long cht_machine_id;
 
 #define CHT_SURFACE_MACH 1
+#define BYT_THINKPAD_10  2
 
 static int cht_surface_quirk_cb(const struct dmi_system_id *id)
 {
@@ -407,6 +408,23 @@ static int cht_surface_quirk_cb(const struct dmi_system_id *id)
 	return 1;
 }
 
+static int byt_thinkpad10_quirk_cb(const struct dmi_system_id *id)
+{
+	cht_machine_id = BYT_THINKPAD_10;
+	return 1;
+}
+
+
+static const struct dmi_system_id byt_table[] = {
+	{
+		.callback = byt_thinkpad10_quirk_cb,
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "20C3001VHH"),
+		},
+	},
+	{ }
+};
 
 static const struct dmi_system_id cht_table[] = {
 	{
@@ -424,6 +442,10 @@ static struct sst_acpi_mach cht_surface_mach = {
 	"10EC5640", "cht-bsw-rt5645", "intel/fw_sst_22a8.bin", "cht-bsw", NULL,
 								&chv_platform_data };
 
+static struct sst_acpi_mach byt_thinkpad_10 = {
+	"10EC5640", "cht-bsw-rt5672", "intel/fw_sst_0f28.bin", "cht-bsw", NULL,
+	                                                        &byt_rvp_platform_data };
+
 static struct sst_acpi_mach *cht_quirk(void *arg)
 {
 	struct sst_acpi_mach *mach = arg;
@@ -436,8 +458,21 @@ static struct sst_acpi_mach *cht_quirk(void *arg)
 		return mach;
 }
 
+static struct sst_acpi_mach *byt_quirk(void *arg)
+{
+	struct sst_acpi_mach *mach = arg;
+
+	dmi_check_system(byt_table);
+
+	if (cht_machine_id == BYT_THINKPAD_10)
+		return &byt_thinkpad_10;
+	else
+		return mach;
+}
+
+
 static struct sst_acpi_mach sst_acpi_bytcr[] = {
-	{"10EC5640", "bytcr_rt5640", "intel/fw_sst_0f28.bin", "bytcr_rt5640", NULL,
+	{"10EC5640", "bytcr_rt5640", "intel/fw_sst_0f28.bin", "bytcr_rt5640", byt_quirk,
 						&byt_rvp_platform_data },
 	{"10EC5642", "bytcr_rt5640", "intel/fw_sst_0f28.bin", "bytcr_rt5640", NULL,
 						&byt_rvp_platform_data },
@@ -445,6 +480,12 @@ static struct sst_acpi_mach sst_acpi_bytcr[] = {
 						&byt_rvp_platform_data },
 	{"10EC5651", "bytcr_rt5651", "intel/fw_sst_0f28.bin", "bytcr_rt5651", NULL,
 						&byt_rvp_platform_data },
+	/* some Baytrail platforms rely on RT5645, use CHT machine driver */
+	{"10EC5645", "cht-bsw-rt5645", "intel/fw_sst_0f28.bin", "cht-bsw", NULL,
+						&byt_rvp_platform_data },
+	{"10EC5648", "cht-bsw-rt5645", "intel/fw_sst_0f28.bin", "cht-bsw", NULL,
+						&byt_rvp_platform_data },
+
 	{},
 };
 
@@ -458,12 +499,19 @@ static struct sst_acpi_mach sst_acpi_chv[] = {
 						&chv_platform_data },
 	{"10EC5650", "cht-bsw-rt5645", "intel/fw_sst_22a8.bin", "cht-bsw", NULL,
 						&chv_platform_data },
+	{"10EC3270", "cht-bsw-rt5645", "intel/fw_sst_22a8.bin", "cht-bsw", NULL,
+						&chv_platform_data },
+
 	{"193C9890", "cht-bsw-max98090", "intel/fw_sst_22a8.bin", "cht-bsw", NULL,
 						&chv_platform_data },
 	/* some CHT-T platforms rely on RT5640, use Baytrail machine driver */
 	{"10EC5640", "bytcr_rt5640", "intel/fw_sst_22a8.bin", "bytcr_rt5640", cht_quirk,
 						&chv_platform_data },
-
+	{"10EC3276", "bytcr_rt5640", "intel/fw_sst_22a8.bin", "bytcr_rt5640", NULL,
+						&chv_platform_data },
+	/* some CHT-T platforms rely on RT5651, use Baytrail machine driver */
+	{"10EC5651", "bytcr_rt5651", "intel/fw_sst_22a8.bin", "bytcr_rt5651", NULL,
+						&chv_platform_data },
 	{},
 };
 
diff --git a/sound/soc/intel/atom/sst/sst_ipc.c b/sound/soc/intel/atom/sst/sst_ipc.c
index 374bb61c596d..14c2d9d18180 100644
--- a/sound/soc/intel/atom/sst/sst_ipc.c
+++ b/sound/soc/intel/atom/sst/sst_ipc.c
@@ -260,10 +260,8 @@ static void process_fw_async_msg(struct intel_sst_drv *sst_drv_ctx,
 	u32 data_size, i;
 	void *data_offset;
 	struct stream_info *stream;
-	union ipc_header_high msg_high;
 	u32 msg_low, pipe_id;
 
-	msg_high = msg->mrfld_header.p.header_high;
 	msg_low = msg->mrfld_header.p.header_low_payload;
 	msg_id = ((struct ipc_dsp_hdr *)msg->mailbox_data)->cmd_id;
 	data_offset = (msg->mailbox_data + sizeof(struct ipc_dsp_hdr));
diff --git a/sound/soc/intel/atom/sst/sst_stream.c b/sound/soc/intel/atom/sst/sst_stream.c
index 51bdeeecb7c8..83d8dda15233 100644
--- a/sound/soc/intel/atom/sst/sst_stream.c
+++ b/sound/soc/intel/atom/sst/sst_stream.c
@@ -394,7 +394,6 @@ int sst_free_stream(struct intel_sst_drv *sst_drv_ctx, int str_id)
 {
 	int retval = 0;
 	struct stream_info *str_info;
-	struct intel_sst_ops *ops;
 
 	dev_dbg(sst_drv_ctx->dev, "SST DBG:sst_free_stream for %d\n", str_id);
 
@@ -407,7 +406,6 @@ int sst_free_stream(struct intel_sst_drv *sst_drv_ctx, int str_id)
 	str_info = get_stream_info(sst_drv_ctx, str_id);
 	if (!str_info)
 		return -EINVAL;
-	ops = sst_drv_ctx->ops;
 
 	mutex_lock(&str_info->lock);
 	if (str_info->status != STREAM_UN_INIT) {