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drm/i915: don't set ADPA pipe select on LPT

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Those bits just don't exist on LPT. The CRT DAC, PCH transcoder and
FDI RX are always connected to DDI E.

Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Paulo Zanoni 2012-10-31 18:12:20 -02:00 committed by Daniel Vetter
parent 9256aa195d
commit 4837813a4c
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/i915/intel_crt.c
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@ -245,7 +245,9 @@ static void intel_crt_mode_set(struct drm_encoder *encoder,
adpa |= ADPA_VSYNC_ACTIVE_HIGH;
/* For CPT allow 3 pipe config, for others just use A or B */
if (HAS_PCH_CPT(dev))
if (HAS_PCH_LPT(dev))
; /* Those bits don't exist here */
else if (HAS_PCH_CPT(dev))
adpa |= PORT_TRANS_SEL_CPT(intel_crtc->pipe);
else if (intel_crtc->pipe == 0)
adpa |= ADPA_PIPE_A_SELECT;