On Thu, Jan 7, 2021 at 2:52 PM Lyude Paul wrote:
>
> Currently, every different type of backlight hook that i915 supports is
> pretty straight forward - you have a backlight, probably through PWM
> (but maybe DPCD), with a single set of platform-specific hooks that are
> used for controlling it.
On Thu, 07 Jan 2021, Lyude Paul wrote:
> Currently, every different type of backlight hook that i915 supports is
> pretty straight forward - you have a backlight, probably through PWM
> (but maybe DPCD), with a single set of platform-specific hooks that are
> used for controlling it.
>
> HDR
On Thu, 07 Jan 2021, Lyude Paul wrote:
> @@ -1628,37 +1633,32 @@ static int lpt_setup_backlight(struct intel_connector
> *connector, enum pipe unus
> panel->backlight.active_low_pwm = pch_ctl1 & BLM_PCH_POLARITY;
>
> pch_ctl2 = intel_de_read(dev_priv, BLC_PWM_PCH_CTL2);
> -
Currently, every different type of backlight hook that i915 supports is
pretty straight forward - you have a backlight, probably through PWM
(but maybe DPCD), with a single set of platform-specific hooks that are
used for controlling it.
HDR backlights, in particular VESA and Intel's HDR
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