From: Daniel Vetter <daniel@ffwll.ch>
To: Ben Widawsky <ben@bwidawsk.net>
Cc: Intel GFX <intel-gfx@lists.freedesktop.org>,
Ben Widawsky <benjamin.widawsky@intel.com>
Subject: Re: [PATCH] [v6] drm/i915: Use the new vm [un]bind functions
Date: Thu, 19 Sep 2013 20:36:19 +0200 [thread overview]
Message-ID: <20130919183619.GZ32145@phenom.ffwll.local> (raw)
In-Reply-To: <20130919174119.GA1620@bwidawsk.net>
On Thu, Sep 19, 2013 at 10:41:19AM -0700, Ben Widawsky wrote:
> On Thu, Sep 19, 2013 at 03:47:50PM +0100, Chris Wilson wrote:
> > On Thu, Sep 19, 2013 at 07:41:23AM -0700, Ben Widawsky wrote:
> > > diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> > > index b26d979..e57837c 100644
> > > --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> > > +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
> > > @@ -286,8 +286,9 @@ i915_gem_execbuffer_relocate_entry(struct drm_i915_gem_object *obj,
> > > if (unlikely(IS_GEN6(dev) &&
> > > reloc->write_domain == I915_GEM_DOMAIN_INSTRUCTION &&
> > > !target_i915_obj->has_global_gtt_mapping)) {
> > > - i915_gem_gtt_bind_object(target_i915_obj,
> > > - target_i915_obj->cache_level);
> > > + struct i915_vma *vma = i915_gem_obj_to_vma(obj, vm);
> > > + vma->vm->bind_vma(vma, target_i915_obj->cache_level,
> > > + GLOBAL_BIND);
> >
> > Danger, danger. What address are we binding the vma here to since vm !=
> > ggtt, and the wa requires that the obj is mapped into the same location
> > in the ggtt as the vm. That requires pinning during reserve.
> > -Chris
> >
> > --
> > Chris Wilson, Intel Open Source Technology Centre
>
> I thought we've agreed to not support full PPGTT on SNB? If you want an
> assertion vm == i915_ggtt, I can do that.
Yeah, I guess that might clarify things a bit here for this wa.
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
next prev parent reply other threads:[~2013-09-19 18:36 UTC|newest]
Thread overview: 55+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-09-14 22:03 [PATCH 1/6] drm/i915: trace vm eviction instead of everything Ben Widawsky
2013-09-14 22:03 ` [PATCH 2/6] drm/i915: Provide a cheap ggtt vma lookup Ben Widawsky
2013-09-14 22:03 ` [PATCH 3/6] drm/i915: Convert active API to VMA Ben Widawsky
2013-09-14 22:03 ` [PATCH 4/6] drm/i915: Add bind/unbind object functions to VM Ben Widawsky
2013-09-16 9:25 ` Chris Wilson
2013-09-16 18:23 ` Ben Widawsky
2013-09-16 22:05 ` Daniel Vetter
2013-09-16 22:18 ` Chris Wilson
2013-09-16 22:20 ` Daniel Vetter
2013-09-16 22:13 ` Chris Wilson
2013-09-17 5:44 ` Ben Widawsky
2013-09-17 7:49 ` Chris Wilson
2013-09-17 17:00 ` [PATCH 4/6] [v5] " Ben Widawsky
2013-09-14 22:03 ` [PATCH 5/6] drm/i915: Use the new vm [un]bind functions Ben Widawsky
2013-09-16 7:37 ` Chris Wilson
2013-09-16 18:31 ` Ben Widawsky
2013-09-17 17:01 ` [PATCH 5/6] [v3] " Ben Widawsky
2013-09-17 20:55 ` Chris Wilson
2013-09-17 23:14 ` Ben Widawsky
2013-09-17 23:33 ` Chris Wilson
2013-09-17 23:48 ` Ben Widawsky
2013-09-17 23:57 ` Chris Wilson
2013-09-18 0:02 ` Ben Widawsky
2013-09-18 8:30 ` Chris Wilson
2013-09-18 14:47 ` Ben Widawsky
2013-09-18 14:53 ` Chris Wilson
2013-09-18 15:48 ` Ben Widawsky
2013-09-18 15:59 ` Chris Wilson
2013-09-18 16:11 ` Ben Widawsky
2013-09-18 16:15 ` Chris Wilson
2013-09-18 16:20 ` Daniel Vetter
2013-09-18 16:37 ` Ben Widawsky
2013-09-19 0:12 ` [PATCH] [v4] " Ben Widawsky
2013-09-19 9:13 ` Chris Wilson
2013-09-19 14:15 ` [PATCH] [v5] " Ben Widawsky
2013-09-19 14:26 ` Chris Wilson
2013-09-19 14:41 ` [PATCH] [v6] " Ben Widawsky
2013-09-19 14:45 ` [PATCH] [v7] " Ben Widawsky
2013-09-20 4:06 ` [PATCH] " Ben Widawsky
2013-09-20 10:43 ` Chris Wilson
2013-09-20 13:24 ` Daniel Vetter
2013-09-20 13:26 ` Daniel Vetter
2013-09-20 13:29 ` Chris Wilson
2013-09-20 20:44 ` Ben Widawsky
2013-09-20 20:55 ` Chris Wilson
2013-09-20 21:08 ` Ben Widawsky
2013-09-20 21:22 ` Daniel Vetter
2013-09-22 18:46 ` [PATCH] [v9] " Ben Widawsky
2013-09-23 8:39 ` Chris Wilson
2013-09-23 22:00 ` Ben Widawsky
2013-09-23 22:10 ` Chris Wilson
2013-09-19 14:47 ` [PATCH] [v6] " Chris Wilson
2013-09-19 17:41 ` Ben Widawsky
2013-09-19 18:36 ` Daniel Vetter [this message]
2013-09-14 22:03 ` [PATCH 6/6] drm/i915: eliminate vm->insert_entries() Ben Widawsky
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