drm/i915: support 3 pipes on IVB+
Well almost anyway. IVB has 3 planes, pipes, transcoders, and FDI
interfaces, but only 2 pipe PLLs. So two of the pipes must use the same
pipe timings (e.g. 2 DP plus one other, or two HDMI with the same mode
and one other, etc.).
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Tested-By: Eugeni Dodonov <eugeni.dodonov@intel.com>
Reviewed-By: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-off-by: Keith Packard <keithp@keithp.com>
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 75026ba..185c5aa 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -514,7 +514,7 @@
connector->polled = DRM_CONNECTOR_POLL_HPD;
connector->interlace_allowed = 0;
connector->doublescan_allowed = 0;
- intel_encoder->crtc_mask = (1 << 0) | (1 << 1);
+ intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
/* Set up the DDC bus. */
if (sdvox_reg == SDVOB) {