From 6e0032f0ae4440e75256bee11b163552cae21962 Mon Sep 17 00:00:00 2001 From: Karsten Wiese Date: Sat, 27 Mar 2010 22:48:33 +0100 Subject: [PATCH] drm/i915: Don't touch PORT_HOTPLUG_EN in intel_dp_detect() PORT_HOTPLUG_EN has allready been setup in i915_driver_irq_postinstall(), when intel_dp_detect() runs. Delete the DP[BCD]_HOTPLUG_INT_EN defines, they are not referenced anymore. I found this while searching for a fix for https://bugzilla.redhat.com/show_bug.cgi?id=528312 Signed-off-by: Karsten Wiese Signed-off-by: Eric Anholt --- drivers/gpu/drm/i915/intel_dp.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 480a5ee..21e3fdc 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -1232,16 +1232,6 @@ intel_dp_detect(struct drm_connector *connector) if (HAS_PCH_SPLIT(dev)) return ironlake_dp_detect(connector); - temp = I915_READ(PORT_HOTPLUG_EN); - - I915_WRITE(PORT_HOTPLUG_EN, - temp | - DPB_HOTPLUG_INT_EN | - DPC_HOTPLUG_INT_EN | - DPD_HOTPLUG_INT_EN); - - POSTING_READ(PORT_HOTPLUG_EN); - switch (dp_priv->output_reg) { case DP_B: bit = DPB_HOTPLUG_INT_STATUS; -- 2.7.4