Chris's machine would be a good regression test for this. If it works for him too, I think we should push it. Thanks, Jesse On Wed, 7 Aug 2013 19:15:10 +0000 "Matsumura, Ryan" <ryan.matsumura@xxxxxxxxx> wrote: > Awesome, that worked thanks Jesse! Will this be just a hack or will you push this as a fix in future releases? > > -Ryan > -----Original Message----- > From: Jesse Barnes [mailto:jbarnes@xxxxxxxxxxxxxxxx] > Sent: Wednesday, August 07, 2013 8:49 AM > To: Daniel Vetter > Cc: Matsumura, Ryan; intel-gfx@xxxxxxxxxxxxxxxxxxxxx > Subject: Re: Second HDMI port not visible > > On Wed, 7 Aug 2013 09:41:39 +0200 > Daniel Vetter <daniel@xxxxxxxx> wrote: > > > On Wed, Aug 7, 2013 at 5:10 AM, Matsumura, Ryan > > <ryan.matsumura@xxxxxxxxx> wrote: > > > I have a BayTrail board with two HDMI ports and running the default Tizen 3.0M1 release. The first HDMI shows up just fine but I can't get the second screen to display anything. I tried enabling the second screen through the kernel command line parameters (video=HDMI-1:e video=HDMI-2:e) and running xrandr. This is my output from xrandr -q > > > > Iirc Baytrail still has a bunch of hardcoded ports ... Jesse? > > I don't know of any boards with two HDMI ports, but if they're wired up > correctly something like this might work: > > diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_d > index 468dbc9..81e86af 100644 > --- a/drivers/gpu/drm/i915/intel_display.c > +++ b/drivers/gpu/drm/i915/intel_display.c > @@ -9304,8 +9304,13 @@ static void intel_setup_outputs(struct drm_device *dev) > intel_dp_init(dev, PCH_DP_D, PORT_D); > } else if (IS_VALLEYVIEW(dev)) { > /* Check for built-in panel first. Shares lanes with HDMI on SDV > - if (I915_READ(VLV_DISPLAY_BASE + DP_C) & DP_DETECTED) > - intel_dp_init(dev, VLV_DISPLAY_BASE + DP_C, PORT_C); > + if (I915_READ(VLV_DISPLAY_BASE + GEN4_HDMIC) & SDVO_DETECTED) { > + intel_hdmi_init(dev, VLV_DISPLAY_BASE + GEN4_HDMIC, > + PORT_C); > + if (I915_READ(VLV_DISPLAY_BASE + DP_C) & DP_DETECTED) > + intel_dp_init(dev, VLV_DISPLAY_BASE + DP_C, > + PORT_C); > + } > > if (I915_READ(VLV_DISPLAY_BASE + GEN4_HDMIB) & SDVO_DETECTED) { > intel_hdmi_init(dev, VLV_DISPLAY_BASE + GEN4_HDMIB, > -- Jesse Barnes, Intel Open Source Technology Center _______________________________________________ Intel-gfx mailing list Intel-gfx@xxxxxxxxxxxxxxxxxxxxx http://lists.freedesktop.org/mailman/listinfo/intel-gfx
