On Sun, Aug 28, 2016 at 04:12:06PM +0800, Zino Lin wrote:
> From: zino lin <linzino7@xxxxxxxxx>
>
> acpi_video0 doesn't work, asus-wmi brightness interface doesn't work, too.
> So, we use native brightness interface to handle the brightness adjustion,
> and add quirk_asus_ux303ub.
Thanks Zino,
+Rafael in case he has an opinion wrt to the acpi_video bit.
Looking for an Ack from Corentin, but otherwise this looks fine to me.
>
> Signed-off-by: zino lin <linzino7@xxxxxxxxx>
> ---
> drivers/platform/x86/asus-nb-wmi.c | 13 +++++++++++++
> drivers/platform/x86/asus-wmi.c | 3 +++
> drivers/platform/x86/asus-wmi.h | 1 +
> 3 files changed, 17 insertions(+)
>
> diff --git a/drivers/platform/x86/asus-nb-wmi.c b/drivers/platform/x86/asus-nb-wmi.c
> index adecc1c..456ad8e 100644
> --- a/drivers/platform/x86/asus-nb-wmi.c
> +++ b/drivers/platform/x86/asus-nb-wmi.c
> @@ -87,6 +87,10 @@ static struct quirk_entry quirk_no_rfkill_wapf4 = {
> .no_rfkill = true,
> };
>
> +static struct quirk_entry quirk_asus_ux303ub = {
> + .wmi_backlight_native = true,
> +};
> +
> static int dmi_matched(const struct dmi_system_id *dmi)
> {
> quirks = dmi->driver_data;
> @@ -351,6 +355,15 @@ static const struct dmi_system_id asus_quirks[] = {
> },
> .driver_data = &quirk_no_rfkill,
> },
> + {
> + .callback = dmi_matched,
> + .ident = "ASUSTeK COMPUTER INC. UX303UB",
> + .matches = {
> + DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
> + DMI_MATCH(DMI_PRODUCT_NAME, "UX303UB"),
> + },
> + .driver_data = &quirk_asus_ux303ub,
> + },
> {},
> };
>
> diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c
> index 7c093a0..ce6ca31 100644
> --- a/drivers/platform/x86/asus-wmi.c
> +++ b/drivers/platform/x86/asus-wmi.c
> @@ -2084,6 +2084,9 @@ static int asus_wmi_add(struct platform_device *pdev)
> if (asus->driver->quirks->wmi_backlight_power)
> acpi_video_set_dmi_backlight_type(acpi_backlight_vendor);
>
> + if (asus->driver->quirks->wmi_backlight_native)
> + acpi_video_set_dmi_backlight_type(acpi_backlight_native);
> +
> if (acpi_video_get_backlight_type() == acpi_backlight_vendor) {
> err = asus_wmi_backlight_init(asus);
> if (err && err != -ENODEV)
> diff --git a/drivers/platform/x86/asus-wmi.h b/drivers/platform/x86/asus-wmi.h
> index 5de1df5..5e22041 100644
> --- a/drivers/platform/x86/asus-wmi.h
> +++ b/drivers/platform/x86/asus-wmi.h
> @@ -43,6 +43,7 @@ struct quirk_entry {
> bool scalar_panel_brightness;
> bool store_backlight_power;
> bool wmi_backlight_power;
> + bool wmi_backlight_native;
> int wapf;
> /*
> * For machines with AMD graphic chips, it will send out WMI event
> --
> 2.7.4
>
>
--
Darren Hart
Intel Open Source Technology Center
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