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authorZhang Rui <rui.zhang@intel.com>2019-04-01 04:24:39 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2019-04-01 12:04:54 +0300
commitaefa763b18a220f5fc1d5ab02af09158b6cc36ea (patch)
tree998c05c1c8af8829d650df57026e85d4cbee4b83 /drivers/acpi/video_detect.c
parent79a3aaa7b82e3106be97842dedfd8429248896e6 (diff)
downloadlinux-aefa763b18a220f5fc1d5ab02af09158b6cc36ea.tar.xz
ACPI: video: Use vendor backlight on Sony VPCEH3U1E
On Sony Vaio VPCEH3U1E, ACPI backlight control does not work, and native backlight works. Thus force use vendor backlight control on this system. Link: https://bugzilla.kernel.org/show_bug.cgi?id=202401 Signed-off-by: Zhang Rui <rui.zhang@intel.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi/video_detect.c')
-rw-r--r--drivers/acpi/video_detect.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 43587ac680e4..0e0a3929e34e 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -141,6 +141,14 @@ static const struct dmi_system_id video_detect_dmi_table[] = {
DMI_MATCH(DMI_PRODUCT_NAME, "UL30A"),
},
},
+ {
+ .callback = video_detect_force_vendor,
+ .ident = "Sony VPCEH3U1E",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "VPCEH3U1E"),
+ },
+ },
/*
* These models have a working acpi_video backlight control, and using