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From: Jesse Barnes <jbarnes@virtuousgeek.org>
To: Chris Wilson <chris@chris-wilson.co.uk>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 16/24] drm/i915: Support readback of stolen objects upon error
Date: Thu, 11 Oct 2012 11:51:36 -0700	[thread overview]
Message-ID: <20121011115136.7a1df759@jbarnes-desktop> (raw)
In-Reply-To: <1346788996-19080-17-git-send-email-chris@chris-wilson.co.uk>

On Tue,  4 Sep 2012 21:03:08 +0100
Chris Wilson <chris@chris-wilson.co.uk> wrote:

> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
> ---
>  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 dd49046..fe3f60c 100644
> --- a/drivers/gpu/drm/i915/i915_irq.c
> +++ b/drivers/gpu/drm/i915/i915_irq.c
> @@ -923,6 +923,14 @@ 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;

Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>

-- 
Jesse Barnes, Intel Open Source Technology Center

  reply	other threads:[~2012-10-11 18:50 UTC|newest]

Thread overview: 55+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-04 20:02 Stolen memory, again Chris Wilson
2012-09-04 20:02 ` [PATCH 01/24] drm/i915: Introduce drm_i915_gem_object_ops Chris Wilson
2012-09-06 22:32   ` Ben Widawsky
2012-10-11 18:28   ` Jesse Barnes
2012-09-04 20:02 ` [PATCH 02/24] drm/i915: Pin backing pages whilst exporting through a dmabuf vmap Chris Wilson
2012-09-06 22:55   ` Ben Widawsky
2012-10-11 18:30   ` Jesse Barnes
2012-09-04 20:02 ` [PATCH 03/24] drm/i915: Pin backing pages for pwrite Chris Wilson
2012-09-07  0:07   ` Ben Widawsky
2012-09-12 13:13     ` Daniel Vetter
2012-09-12 13:20       ` Daniel Vetter
2012-10-11 18:31   ` Jesse Barnes
2012-09-04 20:02 ` [PATCH 04/24] drm/i915: Pin backing pages for pread Chris Wilson
2012-09-07  0:10   ` Ben Widawsky
2012-09-04 20:02 ` [PATCH 05/24] drm/i915: Replace the array of pages with a scatterlist Chris Wilson
2012-09-07  1:49   ` Ben Widawsky
2012-09-10 16:34     ` Chris Wilson
2012-09-12 13:33       ` Daniel Vetter
2012-09-04 20:02 ` [PATCH 06/24] drm/i915: Convert the dmabuf object to use the new i915_gem_object_ops Chris Wilson
2012-09-14 18:02   ` Ben Widawsky
2012-09-14 18:24     ` Chris Wilson
2012-09-14 21:43   ` Daniel Vetter
2012-09-04 20:02 ` [PATCH 07/24] drm: Introduce drm_mm_create_block() Chris Wilson
2012-09-12 13:43   ` Daniel Vetter
2012-09-04 20:03 ` [PATCH 08/24] drm/i915: Fix detection of stolen base for gen2 Chris Wilson
2012-09-04 20:03 ` [PATCH 09/24] drm/i915: Fix location of stolen memory register for SandyBridge+ Chris Wilson
2012-10-11 18:43   ` Jesse Barnes
2012-10-11 19:06     ` Jesse Barnes
2012-09-04 20:03 ` [PATCH 10/24] drm/i915: Avoid clearing preallocated regions from the GTT Chris Wilson
2012-10-11 18:45   ` Jesse Barnes
2012-09-04 20:03 ` [PATCH 11/24] drm: Introduce an iterator over holes in the drm_mm range manager Chris Wilson
2012-09-12 13:54   ` Daniel Vetter
2012-09-04 20:03 ` [PATCH 12/24] drm/i915: Delay allocation of stolen space for FBC Chris Wilson
2012-10-11 18:49   ` Jesse Barnes
2012-10-11 18:56     ` Chris Wilson
2012-09-04 20:03 ` [PATCH 13/24] drm/i915: Defer allocation of stolen memory for FBC until first use Chris Wilson
2012-09-04 20:03 ` [PATCH 14/24] drm/i915: Allow objects to be created with no backing pages, but stolen space Chris Wilson
2012-09-04 20:03 ` [PATCH 15/24] drm/i915: Differentiate between prime and stolen objects Chris Wilson
2012-10-11 18:50   ` Jesse Barnes
2012-09-04 20:03 ` [PATCH 16/24] drm/i915: Support readback of stolen objects upon error Chris Wilson
2012-10-11 18:51   ` Jesse Barnes [this message]
2012-09-04 20:03 ` [PATCH 17/24] drm/i915: Handle stolen objects in pwrite Chris Wilson
2012-09-04 20:03 ` [PATCH 18/24] drm/i915: Handle stolen objects for pread Chris Wilson
2012-09-04 20:03 ` [PATCH 19/24] drm/i915: Introduce i915_gem_object_create_stolen() Chris Wilson
2012-10-11 18:53   ` Jesse Barnes
2012-09-04 20:03 ` [PATCH 20/24] drm/i915: Allocate fbcon from stolen memory Chris Wilson
2012-10-11 18:54   ` Jesse Barnes
2012-09-04 20:03 ` [PATCH 21/24] drm/i915: Allocate ringbuffers " Chris Wilson
2012-10-11 18:54   ` Jesse Barnes
2012-09-04 20:03 ` [PATCH 22/24] drm/i915: Allocate overlay registers " Chris Wilson
2012-10-11 18:55   ` Jesse Barnes
2012-09-04 20:03 ` [PATCH 23/24] drm/i915: Use a slab for object allocation Chris Wilson
2012-10-11 18:55   ` Jesse Barnes
2012-09-04 20:03 ` [PATCH 24/24] drm/i915: Introduce mapping of user pages into video memory (userptr) ioctl Chris Wilson
  -- strict thread matches above, loose matches on Subject: below --
2012-08-30 15:30 Next iteration of stolen support Chris Wilson
2012-08-30 15:31 ` [PATCH 16/24] drm/i915: Support readback of stolen objects upon error Chris Wilson

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