[Intel-gfx] [PATCH 2/2] drm/i915: Refer to GGTT VM consistently

Joonas Lahtinen joonas.lahtinen at linux.intel.com
Thu Mar 24 14:37:28 UTC 2016

On ke, 2016-03-23 at 13:25 +0000, Chris Wilson wrote:
> On Wed, Mar 23, 2016 at 03:00:23PM +0200, Joonas Lahtinen wrote:
> > 
> > Refer to the GGTT VM consistently as "ggtt_vm" instead of just "ggtt",
> > "vm" or indirectly through other variables like "dev_priv->ggtt.base"
> > to avoid confusion with the i915_ggtt object itself and PPGTT VMs.
> On the one hand, yes it seems more fitting to call it ggtt_vm. On the
> other, we've been pretty consistent in calling the address space ggtt!
> And I like the look of ggtt far more than ggtt_vm. Killing off more
> mixed dev_priv->ggtt.base and ggtt pointer usage is definitely good
> though. But I'm ambivalent about the whole.

Right, ppgtt->base is also being used quite some so I guess you're
right. I'll reroll the patches to get rid of ggtt_vm's everywhere and
use ggtt->base. (I myself hate the convention, but lets stick to one

Regards, Joonas

> -Chris
Joonas Lahtinen
Open Source Technology Center
Intel Corporation

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