Re: [PATCH 04/12] drm/i915: s/PIPECONF/TRANSCONF/

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On Tue, 14 Feb 2023, Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> wrote:
> On Tue, Feb 14, 2023 at 12:05:33PM +0200, Jani Nikula wrote:
>> On Tue, 14 Feb 2023, Ville Syrjala <ville.syrjala@xxxxxxxxxxxxxxx> wrote:
>> > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
>> >
>> > Rename PIPECONF to TRANSCONF to make it clear what it actually
>> > applies to.
>> >
>> > While the usual convention is to pick the earliers name I think
>> > in this case it's more clear to use the later name. Especially
>> > as even the register offset is in the wrong range (0x70000 vs.
>> > 0x60000) and thus makes it look like this is per-pipe.
>> >
>> > There is one place in gvt that's doing something with TRANSCONF
>> > while iterating with for_each_pipe(). So that might not be doing
>> > the right thing for TRANSCODER_EDP, dunno. Not knowing what it
>> > does I left it as is to avoid breakage.
>> 
>> I recently looked at _PIPE_EDP usage, and thought all of it looked a bit
>> suspect, but didn't bother to dig deeper. Maybe after this it could be
>> removed?
>
> I think it needs to stay due to the pipe_offsets[] stuff
> and hw making a mess of pipe vs. transcoder registers.
> But no one should really use it anywhere else.

I wonder how many underscores more we need to add to keep it that
way. :p

-- 
Jani Nikula, Intel Open Source Graphics Center




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