[alsa-devel] [PATCH 3/3] ASoC: Intel: bytcht_es8316: Add quirk for the Teclast X98+ II

[Paul Cercueil]

The Teclast X98+ II is a Cherrytrail tablet, which require two quirks:
- it has stereo speakers,
- its jack detection mechanism is inverted.

Signed-off-by: Paul Cercueil <paul at crapouillou.net>
---
 sound/soc/intel/boards/bytcht_es8316.c | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/sound/soc/intel/boards/bytcht_es8316.c b/sound/soc/intel/boards/bytcht_es8316.c
index e59ef61e1fd0..4d0f8eb560d0 100644
--- a/sound/soc/intel/boards/bytcht_es8316.c
+++ b/sound/soc/intel/boards/bytcht_es8316.c
@@ -22,6 +22,7 @@
 #include <linux/acpi.h>
 #include <linux/clk.h>
 #include <linux/device.h>
+#include <linux/dmi.h>
 #include <linux/gpio/consumer.h>
 #include <linux/i2c.h>
 #include <linux/init.h>
@@ -441,11 +442,25 @@ static const struct acpi_gpio_mapping byt_cht_es8316_gpios[] = {
 	{ },
 };
 
+/* Please keep this list alphabetically sorted */
+static const struct dmi_system_id byt_cht_es8316_quirk_table[] = {
+	{	/* Teclast X98 Plus II */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "TECLAST"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "X98 Plus II"),
+		},
+		.driver_data = (void *)(BYT_CHT_ES8316_INTMIC_IN1_MAP
+					| BYT_CHT_ES8316_JD_INVERTED),
+	},
+	{}
+};
+
 static int snd_byt_cht_es8316_mc_probe(struct platform_device *pdev)
 {
 	static const char * const mic_name[] = { "in1", "in2" };
 	struct property_entry props[MAX_NO_PROPS] = {};
 	struct byt_cht_es8316_private *priv;
+	const struct dmi_system_id *dmi_id;
 	struct device *dev = &pdev->dev;
 	struct snd_soc_acpi_mach *mach;
 	const char *platform_name;
@@ -487,7 +502,10 @@ static int snd_byt_cht_es8316_mc_probe(struct platform_device *pdev)
 		return ret;
 
 	/* Check for BYTCR or other platform and setup quirks */
-	if (x86_match_cpu(baytrail_cpu_ids) &&
+	dmi_id = dmi_first_match(byt_cht_es8316_quirk_table);
+	if (dmi_id) {
+		quirk = (int)dmi_id->driver_data;
+	} else if (x86_match_cpu(baytrail_cpu_ids) &&
 	    mach->mach_params.acpi_ipc_irq_index == 0) {
 		/* On BYTCR default to SSP0, internal-mic-in2-map, mono-spk */
 		quirk = BYT_CHT_ES8316_SSP0 | BYT_CHT_ES8316_INTMIC_IN2_MAP |
-- 
2.11.0