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Commit 6c7fba04 authored by Imre Deak's avatar Imre Deak Committed by Daniel Vetter
Browse files

drm/i915: fix typo in display IRQ mask when disabling IRQs 



Introduced in
commit e0e33f8ff6f0b6d286afc314802be4993341bd47
Author: Imre Deak <imre.deak@intel.com>
Date:   Tue Mar 4 19:23:07 2014 +0200

The impact was luckily minimal, due to the extra check we do against a
software pipestat IRQ mask.

Caught by Fengguang's 0-day tester.

Cc: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: default avatarImre Deak <imre.deak@intel.com>
Signed-off-by: default avatarDaniel Vetter <daniel.vetter@ffwll.ch>
parent c6f1495d

drivers/gpu/drm/i915/i915_irq.c

+1 −1
Original line number Diff line number Diff line
@@ -3074,7 +3074,7 @@ static void valleyview_display_irqs_uninstall(struct drm_i915_private *dev_priv) 


	iir_mask = I915_DISPLAY_PORT_INTERRUPT |

		   I915_DISPLAY_PIPE_A_EVENT_INTERRUPT |

		   I915_DISPLAY_PIPE_A_EVENT_INTERRUPT;

		   I915_DISPLAY_PIPE_B_EVENT_INTERRUPT;



	dev_priv->irq_mask |= iir_mask;

	I915_WRITE(VLV_IER, ~dev_priv->irq_mask);