[PATCH] platform/x86: silead_dmi: Add touchscreen info for SurfTab twin 10.1

[Hans de Goede]

From: Bernhard Übelacker <bernha...@mailbox.org>

Add touchscreen info for the Trekstor SurfTab twin 10.1 ST10432-8
tablet. Resolution based on output of evemu-record.

Signed-off-by: Bernhard Übelacker <bernha...@mailbox.org>
Signed-off-by: Hans de Goede <hdego...@redhat.com>
---
 drivers/platform/x86/silead_dmi.c | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/drivers/platform/x86/silead_dmi.c 
b/drivers/platform/x86/silead_dmi.c
index 266535c2a72f..9a3da53202cb 100644
--- a/drivers/platform/x86/silead_dmi.c
+++ b/drivers/platform/x86/silead_dmi.c
@@ -67,6 +67,21 @@ static const struct silead_ts_dmi_data dexp_ursus_7w_data = {
        .properties     = dexp_ursus_7w_props,
 };
 
+static const struct property_entry surftab_twin_10_1_st10432_8_props[] = {
+       PROPERTY_ENTRY_U32("touchscreen-size-x", 1900),
+       PROPERTY_ENTRY_U32("touchscreen-size-y", 1280),
+       PROPERTY_ENTRY_U32("touchscreen-inverted-y", 1),
+       PROPERTY_ENTRY_STRING("firmware-name",
+                             "gsl3670-surftab-twin-10-1-st10432-8.fw"),
+       PROPERTY_ENTRY_U32("silead,max-fingers", 10),
+       { }
+};
+
+static const struct silead_ts_dmi_data surftab_twin_10_1_st10432_8_data = {
+       .acpi_name      = "MSSL1680:00",
+       .properties     = surftab_twin_10_1_st10432_8_props,
+};
+
 static const struct property_entry surftab_wintron70_st70416_6_props[] = {
        PROPERTY_ENTRY_U32("touchscreen-size-x", 884),
        PROPERTY_ENTRY_U32("touchscreen-size-y", 632),
@@ -198,6 +213,14 @@ static const struct dmi_system_id silead_ts_dmi_table[] = {
                        DMI_MATCH(DMI_PRODUCT_NAME, "7W"),
                },
        },
+       {
+               /* TrekStor SurfTab twin 10.1 ST10432-8 */
+               .driver_data = (void *)&surftab_twin_10_1_st10432_8_data,
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "TrekStor"),
+                       DMI_MATCH(DMI_PRODUCT_NAME, "SurfTab twin 10.1"),
+               },
+       },
        {
                /* Trekstor Surftab Wintron 7.0 ST70416-6 */
                .driver_data = (void *)&surftab_wintron70_st70416_6_data,
-- 
2.14.3