From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Wilson Subject: [PATCH 10/18] drm/i915: Support readback of stolen objects upon error Date: Fri, 19 Oct 2012 18:03:16 +0100 Message-ID: <1350666204-8101-10-git-send-email-chris@chris-wilson.co.uk> References: <1350666204-8101-1-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: Received: from fireflyinternet.com (smtp.fireflyinternet.com [109.228.6.236]) by gabe.freedesktop.org (Postfix) with ESMTP id 5EB1CA0C44 for ; Fri, 19 Oct 2012 10:05:03 -0700 (PDT) In-Reply-To: <1350666204-8101-1-git-send-email-chris@chris-wilson.co.uk> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-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: intel-gfx@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org Signed-off-by: Chris Wilson Reviewed-by: Jesse Barnes --- 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; -- 1.7.10.4