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[01/36] drm/i915: don't set ADPA pipe select on LPT

Message ID 1351714375-15284-2-git-send-email-przanoni@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Paulo Zanoni Oct. 31, 2012, 8:12 p.m. UTC 
From: Paulo Zanoni <paulo.r.zanoni@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@intel.com>
---
 drivers/gpu/drm/i915/intel_crt.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

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;