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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 <fzu@wemgehoertderstaat.de>
Signed-off-by: Eric Anholt <eric@anholt.net>
hifive-unleashed-5.1
Karsten Wiese 2010-03-27 22:48:33 +01:00 committed by Eric Anholt
parent 77ffb5979d
commit 6e0032f0ae
1 changed files with 0 additions and 10 deletions
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10
drivers/gpu/drm/i915/intel_dp.c
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@ -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;