[PATCH RESEND 0/2] pwm: mtk-disp: Fix backlight configuration at boot

Thierry Reding thierry.reding at gmail.com
Thu Apr 6 07:24:25 PDT 2023


On Mon, 3 Apr 2023 15:30:52 +0200, AngeloGioacchino Del Regno wrote:
> Since the pwm-mtk-disp driver was fixed to get PWM_EN state from the
> right register, an old two-wrongs-make-one-right issue emerged: as a
> result, MT8192 Asurada Spherion got no backlight at boot unless a
> suspend/resume cycle was performed.
> Also, the backlight would sometimes not get updated with the requested
> value, requiring the user to change it back and forth until it worked.
> 
> [...]

Applied, thanks!

[1/2] pwm: mtk-disp: Disable shadow registers before setting backlight values
      commit: 36dd7f530ae7d9ce9e853ffb8aa337de65c6600b
[2/2] pwm: mtk-disp: Configure double buffering before reading in .get_state()
      commit: b16c310115f2084b8826a35b77ef42bab6786d9f

Best regards,
-- 
Thierry Reding <thierry.reding at gmail.com>



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