Messages in this thread | | | Date | Tue, 7 Jan 2014 11:48:54 +0000 | From | Chris Wilson <> | Subject | Re: [PATCH 4/4] drm/i915: check LVDS for EDID on GPU switches |
| |
On Tue, Jan 07, 2014 at 04:42:12PM +0530, Ramkumar Ramachandra wrote: > Chris Wilson wrote: > > On Tue, Jan 07, 2014 at 03:28:43PM +0530, Ramkumar Ramachandra wrote: > >> If the LVDS panel wasn't connected at boot then we won't have an EDID > >> for it. To fix this, call intel_lvds_get_edid() from the vga_switcheroo > >> reprobe callback. > > > > I would rather have an iterator over all our connectors (or perhaps > > encoders would be the right semantic, except we have > > connectors==encoders) and a reprobe callback. > > I don't follow; iterate over which connectors? There's one > lvds_connector for which we get EDID.
Rather than special casing lvds (especially when there are other panel connectors that can also be muxed), extend the connector interface to support a reprobe and walk over all connectors associated with i915 after a switcheroo event.
> > Saves exporting private > > functions and prevent me asking silly questions like what about eDP? > > Avoid exporting intel_lvds_get_edid()? Why?
Because it's a special case and misses others. -Chris
-- Chris Wilson, Intel Open Source Technology Centre
| |