From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ben Widawsky <ben@bwidawsk.net>
Subject: Re: [PATCH 10/18] drm/i915: Support readback of stolen
 objects upon error
Date: Mon, 5 Nov 2012 15:41:14 +0000
Message-ID: <20121105154114.3b620cd1@bwidawsk.net>
References: <1350666204-8101-1-git-send-email-chris@chris-wilson.co.uk>
	<1350666204-8101-10-git-send-email-chris@chris-wilson.co.uk>
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: 7bit
Return-path: <intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org>
Received: from shiva.chad-versace.us (209-20-75-48.static.cloud-ips.com
	[209.20.75.48])
	by gabe.freedesktop.org (Postfix) with ESMTP id C88A89E75F
	for <intel-gfx@lists.freedesktop.org>;
	Mon,  5 Nov 2012 07:40:50 -0800 (PST)
In-Reply-To: <1350666204-8101-10-git-send-email-chris@chris-wilson.co.uk>
List-Unsubscribe: <http://lists.freedesktop.org/mailman/options/intel-gfx>,
	<mailto:intel-gfx-request@lists.freedesktop.org?subject=unsubscribe>
List-Archive: <http://lists.freedesktop.org/archives/intel-gfx>
List-Post: <mailto:intel-gfx@lists.freedesktop.org>
List-Help: <mailto:intel-gfx-request@lists.freedesktop.org?subject=help>
List-Subscribe: <http://lists.freedesktop.org/mailman/listinfo/intel-gfx>,
	<mailto:intel-gfx-request@lists.freedesktop.org?subject=subscribe>
Sender: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org
Errors-To: intel-gfx-bounces+gcfxdi-intel-gfx=m.gmane.org@lists.freedesktop.org
To: Chris Wilson <chris@chris-wilson.co.uk>
Cc: intel-gfx@lists.freedesktop.org
List-Id: intel-gfx@lists.freedesktop.org

On Fri, 19 Oct 2012 18:03:16 +0100
Chris Wilson <chris@chris-wilson.co.uk> wrote:

> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
> Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
> ---
>  drivers/gpu/drm/i915/i915_irq.c |    8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
> index d07c787..df3c10a 100644
> --- a/drivers/gpu/drm/i915/i915_irq.c
> +++ b/drivers/gpu/drm/i915/i915_irq.c
> @@ -924,6 +924,14 @@ i915_error_object_create(struct drm_i915_private *dev_priv,
>  						     reloc_offset);
>  			memcpy_fromio(d, s, PAGE_SIZE);
>  			io_mapping_unmap_atomic(s);
> +		} else if (src->stolen) {
> +			unsigned long offset;
> +
> +			offset = dev_priv->mm.stolen_base;
> +			offset += src->stolen->start;
> +			offset += i << PAGE_SHIFT;
> +
> +			memcpy_fromio(d, (void *)offset, PAGE_SIZE);
>  		} else {
>  			struct page *page;
>  			void *s;



Everything up to and including this is so far:
Reviewed-by: Ben Widawsky <ben@bwidawsk.net>

-- 
Ben Widawsky, Intel Open Source Technology Center