[Intel-gfx] [PATCH v2] drm/i915: Make IRQ reset and postinstall multi-gt aware

Andi Shyti andi.shyti at linux.intel.com
Thu Apr 13 16:24:44 UTC 2023


Hi Paulo,

> https://en.wikipedia.org/wiki/Ship_of_Theseus
> 
> My original patch was written in 2018. Since then, the implementation
> has been rebased and changed multiple times, the commit message has
> been changed, the subject line has been changed, yet none of that is
> documented in the patch's revision history: it was all removed and it
> now looks like I'm the author of the version that was submitted this
> month. I never liked this "erase the internal patch's changelog before
> submitting it upstream for the first time" process, I think it erases
> crucial information and misleads people.
> 
> I know I said something different earlier in private, but after further
> reflection, I concluded I do not feel comfortable having my name as the
> Author or as the Signed-off-by in this patch. Please remove it. You can
> add a "Based-on-patch-by: Paulo Zanoni <paulo.r.zanoni at intel.com>" if
> you want, but that's not necessary.
> 
> This should also help in case some bug is bisected to this patch, then
> I won't need to spend time researching who I should forward the emails
> to.

Sure! When porting and back porting patches I try to preserve as
much as possible the original authorship.

But, if you feel more comfortable, I can take it on me.

Andi

> Thanks,
> Paulo
> 
> > 
> > In multitile systems IRQ need to be reset and enabled per GT.
> > 
> > Although in MTL the GUnit misc interrupts register set are
> > available only in GT-0, we need to loop through all the GT's
> > in order to initialize the media engine which lies on a different
> > GT.
> > 
> > Signed-off-by: Paulo Zanoni <paulo.r.zanoni at intel.com>
> > Cc: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
> > Signed-off-by: Andi Shyti <andi.shyti at linux.intel.com>


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