From 5089613cf31ba1b96c24eda00bd8aa4971cb4a17 Mon Sep 17 00:00:00 2001 From: Chris Wilson Date: Thu, 16 Jun 2011 19:36:45 +0100 Subject: [PATCH] drm/i915: Clear FDI IIR training results before use Signed-off-by: Chris Wilson --- drivers/gpu/drm/i915/intel_display.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index cedd53c..adf9459 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -2207,6 +2207,7 @@ static void gen6_fdi_link_train(struct drm_crtc *crtc) /* Train 1: umask FDI RX Interrupt symbol_lock and bit_lock bit for train result */ + I915_WRITE(FDI_RX_IIR(pipe), FDI_RX_SYMBOL_LOCK | FDI_RX_BIT_LOCK); reg = FDI_RX_IMR(pipe); temp = I915_READ(reg); temp &= ~FDI_RX_SYMBOL_LOCK; -- 1.7.5.4