From: Jesse Barnes Date: Fri, 10 Sep 2010 18:22:02 +0000 (-0700) Subject: drm/i915: don't write TU size to N1 reg X-Git-Tag: v2.6.37-rc1~92^2~28^2~151 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=de9c27bf70964a8b257eaeb8f71f1898e9f4ac7d;p=karo-tx-linux.git drm/i915: don't write TU size to N1 reg TU size is only part of the M1 and M2 regs, not the N regs. This keeps us from overwriting a reserved field. Signed-off-by: Jesse Barnes Signed-off-by: Chris Wilson --- diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index 086df969de4c..358c30127f1a 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -4170,7 +4170,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc, if (HAS_PCH_SPLIT(dev)) { I915_WRITE(data_m1_reg, TU_SIZE(m_n.tu) | m_n.gmch_m); - I915_WRITE(data_n1_reg, TU_SIZE(m_n.tu) | m_n.gmch_n); + I915_WRITE(data_n1_reg, m_n.gmch_n); I915_WRITE(link_m1_reg, m_n.link_m); I915_WRITE(link_n1_reg, m_n.link_n);