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rockchip_ebc: emergency fix: don't allow temperatures < 19

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Early cancellation is broken for DU sequences with >29 phases and can
cause damages to the display.
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hrdl 2025-05-14 11:41:41 +02:00 • committed by Antoine Martin
parent 52943b19e2
commit fa594ab9a7
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/rockchip/rockchip_ebc.c
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@ -1110,6 +1110,8 @@ static void rockchip_ebc_upd_temp(struct rockchip_ebc *ebc)
printk(KERN_INFO "rockchip-ebc: override temperature from %i to %i\n", temperature, temp_override); printk(KERN_INFO "rockchip-ebc: override temperature from %i to %i\n", temperature, temp_override);
temperature = temp_override; temperature = temp_override;
} }
// Early cancellation is broken right now for lower temperatures
temperature = max(temperature, 19);
ebc->temperature = temperature; ebc->temperature = temperature;
// TODO: figure out exclusivity/inclusivity and lowest and highest temperature range // TODO: figure out exclusivity/inclusivity and lowest and highest temperature range