Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 5a15ab5b authored by Carsten Emde's avatar Carsten Emde Committed by Daniel Vetter
Browse files

drm/i915: panel: invert brightness acer aspire 5734z 



Mark the Acer Aspire 5734Z that this machines requires the module to
invert the panel backlight brightness value after reading from and prior
to writing to the PCI configuration space.

Signed-off-by: default avatarCarsten Emde <C.Emde@osadl.org>
Acked-by: default avatarChris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent 4dca20ef

drivers/gpu/drm/i915/intel_display.c

+5 −1
Original line number Diff line number Diff line
@@ -9021,7 +9021,8 @@ static void quirk_ssc_force_disable(struct drm_device *dev) 
}



/*

 * A machine may need to invert the panel backlight brightness value

 * A machine (e.g. Acer Aspire 5734Z) may need to invert the panel backlight

 * brightness value

 */

static void quirk_invert_brightness(struct drm_device *dev)

{
@@ -9061,6 +9062,9 @@ struct intel_quirk intel_quirks[] = { 


	/* Sony Vaio Y cannot use SSC on LVDS */

	{ 0x0046, 0x104d, 0x9076, quirk_ssc_force_disable },



	/* Acer Aspire 5734Z must invert backlight brightness */

	{ 0x2a42, 0x1025, 0x0459, quirk_invert_brightness },

};



static void intel_init_quirks(struct drm_device *dev)