From patchwork Thu Nov 15 11:32:23 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chris Wilson X-Patchwork-Id: 1748541 Return-Path: X-Original-To: patchwork-intel-gfx@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by patchwork2.kernel.org (Postfix) with ESMTP id 867B9DF230 for ; Thu, 15 Nov 2012 11:34:54 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6DDED9F5FE for ; Thu, 15 Nov 2012 03:34:54 -0800 (PST) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from relay.fireflyinternet.com (relay1.fireflyinternet.com [217.160.24.105]) by gabe.freedesktop.org (Postfix) with ESMTP id 0745F9E887 for ; Thu, 15 Nov 2012 03:33:07 -0800 (PST) X-Default-Received-SPF: pass (skip=forwardok (res=PASS)) x-ip-name=109.228.6.235; Received: from fireflyinternet.com (unverified [109.228.6.235]) by relay.fireflyinternet.com (FireflyRelay1) with ESMTP id 208338-2000100 for ; Thu, 15 Nov 2012 11:33:17 +0000 X-Default-Received-SPF: pass (skip=forwardok (res=PASS)) x-ip-name=78.156.73.22; Received: from arrandale.alporthouse.com (unverified [78.156.73.22]) by fireflyinternet.com (Firefly Internet SMTP) with ESMTP id 125281904-1500050 for multiple; Thu, 15 Nov 2012 11:33:02 +0000 From: Chris Wilson To: intel-gfx@lists.freedesktop.org Date: Thu, 15 Nov 2012 11:32:23 +0000 Message-Id: <1352979151-9934-9-git-send-email-chris@chris-wilson.co.uk> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1352979151-9934-1-git-send-email-chris@chris-wilson.co.uk> References: <1352979151-9934-1-git-send-email-chris@chris-wilson.co.uk> X-Originating-IP: 78.156.73.22 Subject: [Intel-gfx] [PATCH 08/16] drm/i915: Support readback of stolen objects upon error X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org Errors-To: intel-gfx-bounces+patchwork-intel-gfx=patchwork.kernel.org@lists.freedesktop.org Signed-off-by: Chris Wilson Reviewed-by: Jesse Barnes Reviewed-by: Ben Widawsky --- 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 2604867..205413f 100644 --- a/drivers/gpu/drm/i915/i915_irq.c +++ b/drivers/gpu/drm/i915/i915_irq.c @@ -928,6 +928,14 @@ 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;