From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Zhang Rui <rui.zhang@intel.com>,
"Rafael J . Wysocki" <rafael.j.wysocki@intel.com>,
Sasha Levin <sashal@kernel.org>,
linux-acpi@vger.kernel.org
Subject: [PATCH AUTOSEL 4.9 03/20] ACPI: video: Use vendor backlight on Sony VPCEH3U1E
Date: Fri, 25 Oct 2019 09:57:43 -0400 [thread overview]
Message-ID: <20191025135801.25739-3-sashal@kernel.org> (raw)
In-Reply-To: <20191025135801.25739-1-sashal@kernel.org>
From: Zhang Rui <rui.zhang@intel.com>
[ Upstream commit aefa763b18a220f5fc1d5ab02af09158b6cc36ea ]
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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/acpi/video_detect.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index cdc47375178e7..555f568dbf3e4 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -135,6 +135,14 @@ 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
--
2.20.1
parent reply other threads:[~2019-10-25 14:01 UTC|newest]
Thread overview: expand[flat|nested] mbox.gz Atom feed
[parent not found: <20191025135801.25739-1-sashal@kernel.org>]
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