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authorPaulo Zanoni <paulo.r.zanoni@intel.com>2012-10-31 18:12:20 -0200
committerDaniel Vetter <daniel.vetter@ffwll.ch>2012-11-11 23:51:16 +0100
commit4837813a4c091eef5c7e326b22bfabea99a99341 (patch)
treee8284936662ef3999b461e3942c8d987a6c0a009 /drivers/gpu/drm/i915/intel_crt.c
parent9256aa195d3badd009bf4addee6c3ae39879b8a6 (diff)
drm/i915: don't set ADPA pipe select on LPT
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>
Diffstat (limited to 'drivers/gpu/drm/i915/intel_crt.c')
-rw-r--r--drivers/gpu/drm/i915/intel_crt.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 5f7c4146bbf..e4fd1027143 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -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;