Commit efa8450f authored by Dave Airlie's avatar Dave Airlie
Browse files

drm/radeon/kms: add quirk for VGA without DDC on rv730 XFX card. 



Reported on irc by nirbheek.

Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 4b9d2a21

drivers/gpu/drm/radeon/radeon_atombios.c

+9 −0
Original line number Diff line number Diff line
@@ -287,6 +287,15 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev, 
			*connector_type = DRM_MODE_CONNECTOR_DVID;

	}



	/* XFX Pine Group device rv730 reports no VGA DDC lines

	 * even though they are wired up to record 0x93

	 */

	if ((dev->pdev->device == 0x9498) &&

	    (dev->pdev->subsystem_vendor == 0x1682) &&

	    (dev->pdev->subsystem_device == 0x2452)) {

		struct radeon_device *rdev = dev->dev_private;

		*i2c_bus = radeon_lookup_i2c_gpio(rdev, 0x93);

	}

	return true;

}