From patchwork Wed Dec 8 10:20:28 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ramalingam C X-Patchwork-Id: 12664003 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 98138C433F5 for ; Wed, 8 Dec 2021 10:21:04 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7E9C66F510; Wed, 8 Dec 2021 10:21:03 +0000 (UTC) Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by gabe.freedesktop.org (Postfix) with ESMTPS id 4E6C988843; Wed, 8 Dec 2021 10:21:02 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10191"; a="261878371" X-IronPort-AV: E=Sophos;i="5.87,297,1631602800"; d="scan'208";a="261878371" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Dec 2021 02:20:50 -0800 X-IronPort-AV: E=Sophos;i="5.87,297,1631602800"; d="scan'208";a="679842481" Received: from ramaling-i9x.iind.intel.com ([10.99.66.205]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Dec 2021 02:20:48 -0800 From: Ramalingam C To: intel-gfx , dri-devel Date: Wed, 8 Dec 2021 15:50:28 +0530 Message-Id: <20211208102031.4397-1-ramalingam.c@intel.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 0/3] drm/i915: Sanity Check for device memory region X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Hellstrom Thomas , Andi Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Changes for introducing the quick test on the device memory range and also a test of detailed validation for each addr of the range with read and write. Detailed testing is optionally enabled with a modparam i915.memtest=1 And third patch fixes the driver accessible stolen memory. Chris Wilson (3): drm/i915: Sanitycheck device iomem on probe drm/i915: Test all device memory on probing drm/i915: Exclude reserved stolen from driver use drivers/gpu/drm/i915/gem/i915_gem_stolen.c | 3 + drivers/gpu/drm/i915/i915_params.c | 3 + drivers/gpu/drm/i915/i915_params.h | 1 + drivers/gpu/drm/i915/intel_memory_region.c | 116 +++++++++++++++++++++ 4 files changed, 123 insertions(+)