lkml.org 
[lkml]   [2013]   [Aug]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [53/84] ACPI / video: ignore BIOS initial backlight value for Fujitsu E753
Date
Ben Hutchings <ben@decadent.org.uk> writes:

> 3.2.50-rc1 review patch. If anyone has any objections, please let me know.
>
> ------------------
>
> From: Lan Tianyu <tianyu.lan@intel.com>
>
> commit 9657a565a476d517451c10b0bcc106e300785aff upstream.

For some reason, this commit has been tagged for stable 3.7+ (and this
is why I haven't queued for 3.5). Is there any reason for this?

Cheers,
--
Luis


>
> The BIOS of FUjitsu E753 reports an incorrect initial backlight
>value
> for WIN8 compatible OS, causing backlight to be dark during startup.
> This change causes the incorrect initial value from BIOS to be ignored.
>
> References: https://bugzilla.kernel.org/show_bug.cgi?id=60161
> Reported-and-tested-by: Jan Hinnerk Stosch <janhinnerk.stosch@gmail.com>
> Signed-off-by: Lan Tianyu <tianyu.lan@intel.com>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
> Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
> ---
> drivers/acpi/video.c | 8 ++++++++
> 1 file changed, 8 insertions(+)
>
> --- a/drivers/acpi/video.c
> +++ b/drivers/acpi/video.c
> @@ -449,6 +449,14 @@ static struct dmi_system_id video_dmi_ta
> },
> {
> .callback = video_ignore_initial_backlight,
> + .ident = "Fujitsu E753",
> + .matches = {
> + DMI_MATCH(DMI_BOARD_VENDOR, "FUJITSU"),
> + DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E753"),
> + },
> + },
> + {
> + .callback = video_ignore_initial_backlight,
> .ident = "HP Pavilion dm4",
> .matches = {
> DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"),
>
> --
> To unsubscribe from this list: send the line "unsubscribe stable" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html


\
 
 \ /
  Last update: 2013-08-02 16:01    [W:0.362 / U:0.012 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site