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MavChtzjnikula
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drm/i915/quirks: Add inverted backlight quirk for HP 14-r206nv
This laptop uses inverted backlight PWM. Thus, without this quirk, backlight brightness decreases as the brightness value increases and vice versa. Closes: https://gitlab.freedesktop.org/drm/intel/-/issues/8013 Cc: [email protected] Signed-off-by: Mavroudis Chatzilaridis <[email protected]> Reviewed-by: Jani Nikula <[email protected]> Signed-off-by: Jani Nikula <[email protected]> Link: https://patchwork.freedesktop.org/patch/msgid/[email protected] (cherry picked from commit 83e7d6f)
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drivers/gpu/drm/i915/display/intel_quirks.c

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@@ -199,6 +199,8 @@ static struct intel_quirk intel_quirks[] = {
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/* ECS Liva Q2 */
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{ 0x3185, 0x1019, 0xa94d, quirk_increase_ddi_disabled_time },
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{ 0x3184, 0x1019, 0xa94d, quirk_increase_ddi_disabled_time },
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/* HP Notebook - 14-r206nv */
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{ 0x0f31, 0x103c, 0x220f, quirk_invert_brightness },
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};
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void intel_init_quirks(struct drm_i915_private *i915)

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