Re: [PATCH v2 08/12] nova-core: sequencer: Add register opcodes

From: Timur Tabi

Date: Wed Nov 05 2025 - 11:30:17 EST


On Wed, 2025-11-05 at 03:45 +0000, Joel Fernandes wrote:
> > > +        dev_dbg!(
> > > +            sequencer.dev,
> > > +            "RegWrite: addr=0x{:x}, val=0x{:x}\n",
> >
> > Hi Joel,
> >
> > The RegRead, RegWrite, RegPoll prints generate over 400 lines
> > per GPU, into the logs. This is too much, especially now that
> > it's been working for a while.
> >
> > I'm thinking let's delete these entirely. If we somehow get
> > into debugging this aspect of the sequencer, we can temporarily
> > add whatever printing we need, but I think it's one notch too
> > far for the final product, now that you have it working.
>
> Sure John, I am Ok with removing the prints. I will do so for the next spin.

Or, you could do what Nouveau does, and define two more printk levels below DBG specifically for
stuff like this:

#define nvdev_trace(d,f,a...) nvdev_printk((d), TRACE, info, f, ##a)
#define nvdev_spam(d,f,a...) nvdev_printk((d), SPAM, dbg, f, ##a)