[Intel-gfx] [PATCH 03/29] drm/i915: add Haswell DIP controls registers
eugeni at dodonov.net
Tue Apr 17 14:02:44 CEST 2012
On Tue, Apr 17, 2012 at 07:12, Daniel Vetter <daniel at ffwll.ch> wrote:
> On Fri, Apr 13, 2012 at 05:08:39PM -0300, Eugeni Dodonov wrote:
> > Haswell has different DIP control registers and offsets.
> > Signed-off-by: Eugeni Dodonov <eugeni.dodonov at intel.com>
> I've read a bit through Bspec wrt dip writing and it looks like hsw is
> rather differen from previous chips:
> - with have a data reg for every type of dip
> - the bits in the ctl reg moved around completely
> ... so I guess this patch and the follow-on one are pretty bogus. One
> thing I've noticed is that intel_infoframe_index and intel_infoframe_flags
> have way too generic names, they're only useful to frob the dip ctl reg on
> pre-hsw afaics. I think we should rename them to i9xx_infoframe_ctl_inde
> and _flags or something similar.
Yep, I only did the minimally-required stuff to have HDMI output, so the
ones willing to use Haswell could have anything on their screen besides 'No
But yes, those patches should receive more care for full hdmi and DIP
support going forward.
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