drm/i915: Add invert-brightness quirk for Thundersoft TST178 tablet

[linux-2.6-microblaze.git] / drivers / gpu / drm / i915 / display / intel_quirks.c

diff --git a/drivers/gpu/drm/i915/display/intel_quirks.c b/drivers/gpu/drm/i915/display/intel_quirks.c
index 9d235d2..46beb15 100644 (file)
--- a/drivers/gpu/drm/i915/display/intel_quirks.c
+++ b/drivers/gpu/drm/i915/display/intel_quirks.c
@@ -82,6 +82,16 @@ static const struct intel_dmi_quirk intel_dmi_quirks[] = {
                                            DMI_MATCH(DMI_PRODUCT_NAME, ""),
                                },
                        },
+                       {
+                               .callback = intel_dmi_reverse_brightness,
+                               .ident = "Thundersoft TST178 tablet",
+                               /* DMI strings are too generic, also match on BIOS date */
+                               .matches = {DMI_EXACT_MATCH(DMI_BOARD_VENDOR, "AMI Corporation"),
+                                           DMI_EXACT_MATCH(DMI_BOARD_NAME, "Aptio CRB"),
+                                           DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "To be filled by O.E.M."),
+                                           DMI_EXACT_MATCH(DMI_BIOS_DATE, "04/15/2014"),
+                               },
+                       },
                        { }  /* terminating entry */
                },
                .hook = quirk_invert_brightness,