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Commit d275f661 authored by Eric Anholt's avatar Eric Anholt
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drm/i915: Clear the LVDS pipe B select bit when moving the LVDS to pipe A. 



Based on a patch by Zhao Yakui.

Signed-off-by: default avatarEric Anholt <eric@anholt.net>
parent 0f3ee801

drivers/gpu/drm/i915/intel_display.c

+2 −0
Original line number Diff line number Diff line
@@ -3306,6 +3306,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, 
		lvds |= LVDS_PORT_EN | LVDS_A0A2_CLKA_POWER_UP;

		if (pipe == 1)

			lvds |= LVDS_PIPEB_SELECT;

		else

			lvds &= ~LVDS_PIPEB_SELECT;

		/* set the corresponsding LVDS_BORDER bit */

		lvds |= dev_priv->lvds_border_bits;

		/* Set the B0-B3 data pairs corresponding to whether we're going to