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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 <jbarnes@virtuousgeek.org>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Jesse Barnes 2010-09-10 11:22:02 -07:00 committed by Chris Wilson
parent 0e23b99d25
commit de9c27bf70
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/i915/intel_display.c
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@ -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);