Am 27.12.2013 05:25, schrieb joeyli: > Hi Oleksij, > > 於 五,2013-12-27 於 11:51 +0800,joeyli 提到: >> Hi Oleksij, >> >> 於 四,2013-12-05 於 14:00 +0100,Oleksij Rempel 提到: >>> Signed-off-by: Oleksij Rempel <linux@xxxxxxxxxxxxxxxx> >>> --- >>> drivers/platform/x86/acer-wmi.c | 8 ++++++++ >>> 1 file changed, 8 insertions(+) >>> >>> diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c >>> index c9076bd..d5ca1648 100644 >>> --- a/drivers/platform/x86/acer-wmi.c >>> +++ b/drivers/platform/x86/acer-wmi.c >>> @@ -572,6 +572,14 @@ static const struct dmi_system_id video_vendor_dmi_table[] = { >>> DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5750"), >>> }, >>> }, >>> + { >>> + .callback = video_set_backlight_video_vendor, >>> + .ident = "Acer Aspire E1-572", >>> + .matches = { >>> + DMI_MATCH(DMI_BOARD_VENDOR, "Acer"), >>> + DMI_MATCH(DMI_PRODUCT_NAME, "Aspire E1-572"), >>> + }, >>> + }, >>> {} >>> }; >>> >> >> I have applied this patch, build and load acer-wmi driver, didn't see >> problem. >> >> Acked-by: Lee, Chun-Yi <jlee@xxxxxxxx> >> >> >> Thanks for your patch! >> Joey Lee > > I just aware Aspire E1-572 shipped with Windows 8. Before merge this > patch. Could you please try v3.13-rc5 kernel with > video.use_native_backlight=1 kernel parameter? > > Aaron Lu's "[PATCH v5 0/4] Fix Win8 backlight issue" merged to mainline > in v3.13-rc1, his patches works to me on a Gateway Windows 8 notebook. > > Please try it, if Aaron's patches works on E1-572, then we don't need > this patch. Hi, suddenly i do not have access to this Laptops any more. It was a purchase for a friend. I tested it, provided some patch and gave it away :( -- Regards, Oleksij
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