From 692a04cf77e6073a60a9eaa87b7c409b6cf0283b Mon Sep 17 00:00:00 2001 From: Daniel Vetter Date: Wed, 29 May 2013 21:43:05 +0200 Subject: [PATCH] drm/i915: fix pch_nop support This was accidentally broken in the south error interrupt handling work: commit 8664281b64c457705db72fc60143d03827e75ca9 Author: Paulo Zanoni Date: Fri Apr 12 17:57:57 2013 -0300 drm/i915: report Gen5+ CPU and PCH FIFO underruns Cc: Paulo Zanoni Cc: Ben Widawsky Reviewed-by: Ben Widawsky Signed-off-by: Daniel Vetter --- drivers/gpu/drm/i915/i915_irq.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c index 557acd37c788..338e726f4ef5 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -2551,6 +2551,9 @@ static void ibx_irq_postinstall(struct drm_device *dev) drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; u32 mask; + if (HAS_PCH_NOP(dev)) + return; + if (HAS_PCH_IBX(dev)) { mask = SDE_GMBUS | SDE_AUX_MASK | SDE_TRANSB_FIFO_UNDER | SDE_TRANSA_FIFO_UNDER | SDE_POISON; @@ -2560,9 +2563,6 @@ static void ibx_irq_postinstall(struct drm_device *dev) I915_WRITE(SERR_INT, I915_READ(SERR_INT)); } - if (HAS_PCH_NOP(dev)) - return; - I915_WRITE(SDEIIR, I915_READ(SDEIIR)); I915_WRITE(SDEIMR, ~mask); } -- GitLab