From: Paulo Zanoni <paulo.r.zanoni at intel.com> 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 at intel.com> --- drivers/gpu/drm/i915/intel_crt.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c index 5f7c414..e4fd102 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; -- 1.7.11.4
