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From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
To: Chris Wilson <chris@chris-wilson.co.uk>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 1/3] drm/i915: Wait for render state init
Date: Mon, 16 Mar 2015 17:56:17 +0200	[thread overview]
Message-ID: <87egoplyvy.fsf@gaia.fi.intel.com> (raw)
In-Reply-To: <20150316143848.GD27819@nuc-i3427.alporthouse.com>

Chris Wilson <chris@chris-wilson.co.uk> writes:

> On Mon, Mar 16, 2015 at 04:20:46PM +0200, Mika Kuoppala wrote:
>> Perhaps not in the golden state, but do we push any workarounds through
>> render ring init, that are global in scope and required by the other rings?
>
> No. Afaict the w/a only apply to render. Or else we have been horribly
> misinformed. I still suspect it is something due to the ordering of pd
> loads between rings. Serialising the render context init should not fix
> the similar hangs we see at runtime.

Ok please ignore this patch then. I will send another that
does the immediate tail updates on ring->mm_switch.

-Mika

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  reply	other threads:[~2015-03-16 15:56 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-16 13:46 [PATCH 0/3] ring/context initialization patches Mika Kuoppala
2015-03-16 13:46 ` [PATCH 1/3] drm/i915: Wait for render state init Mika Kuoppala
2015-03-16 13:51   ` Chris Wilson
2015-03-16 14:20     ` Mika Kuoppala
2015-03-16 14:38       ` Chris Wilson
2015-03-16 15:56         ` Mika Kuoppala [this message]
2015-03-16 15:58           ` [PATCH] drm/i915: Push mm switch immediately to ring Mika Kuoppala
2015-03-16 21:35             ` Chris Wilson
2015-03-17 16:10               ` Mika Kuoppala
2015-03-16 13:46 ` [PATCH 2/3] drm/i915: Detect page faults during hangcheck Mika Kuoppala
2015-03-16 17:53   ` Daniel Vetter
2015-03-16 21:30     ` Chris Wilson
2015-03-17 10:31       ` Daniel Vetter
2015-03-16 13:46 ` [PATCH 3/3] drm/i915: Reorder hw init to avoid executing with invalid context/mm state Mika Kuoppala

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