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Commit 895692be authored Oct 07, 2010 by Jesse Barnes Committed by Chris Wilson Oct 08, 2010

drm/i915/dp: don't bother with DP PLL for PCH attached eDP



We don't use the CPU DP PLL with PCH attached eDP panels, so don't
bother to enable it.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

parent 869184a6

drivers/gpu/drm/i915/intel_dp.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -775,7 +775,7 @@ intel_dp_mode_set(struct drm_encoder encoder, struct drm_display_mode mode,
		if (intel_crtc->pipe == 1 && !HAS_PCH_CPT(dev))
		intel_dp->DP \|= DP_PIPEB_SELECT;

		if (is_edp(intel_dp)) {
		if (is_edp(intel_dp) && !is_pch_edp(intel_dp)) {
		/* don't miss out required setting for eDP */
		intel_dp->DP \|= DP_PLL_ENABLE;
		if (adjusted_mode->clock < 200000)