From patchwork Tue Oct 16 08:59:30 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michal Wajdeczko X-Patchwork-Id: 10643231 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id BA219109C for ; Tue, 16 Oct 2018 08:59:55 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A7248294BD for ; Tue, 16 Oct 2018 08:59:55 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 9B4BD294D3; Tue, 16 Oct 2018 08:59:55 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 555BE294BD for ; Tue, 16 Oct 2018 08:59:55 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 7EBBF89D30; Tue, 16 Oct 2018 08:59:54 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8767789D30 for ; Tue, 16 Oct 2018 08:59:53 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 16 Oct 2018 01:59:53 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.54,388,1534834800"; d="scan'208";a="92369449" Received: from irvmail001.ir.intel.com ([163.33.26.43]) by orsmga003.jf.intel.com with ESMTP; 16 Oct 2018 01:59:51 -0700 Received: from mwajdecz-MOBL1.ger.corp.intel.com (mwajdecz-mobl1.ger.corp.intel.com [172.28.174.54]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id w9G8xoOn016835; Tue, 16 Oct 2018 09:59:50 +0100 From: Michal Wajdeczko To: intel-gfx@lists.freedesktop.org Date: Tue, 16 Oct 2018 08:59:30 +0000 Message-Id: <20181016085931.23532-1-michal.wajdeczko@intel.com> X-Mailer: git-send-email 2.10.1.windows.1 Subject: [Intel-gfx] [PATCH 1/2] drm/i915/guc: Fix Gen9 GuC loading workarounds X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP In commit 4502e9ec820d ("drm/i915/uc: Unify firmware loading") we stopped converting errors detected during firmware transfer into -EAGAIN and this indirectly killed our workarounds for Gen9 GuC. Reactivate those workarounds by looking for actual -ETIMEDOUT error. Testcase: igt@drv_selftest@live_hangcheck Reported-by: Daniele Ceraolo Spurio References: commit 4502e9ec820d ("drm/i915/uc: Unify firmware loading") Signed-off-by: Michal Wajdeczko Cc: Daniele Ceraolo Spurio Cc: Chris Wilson Reviewed-by: Daniele Ceraolo Spurio --- drivers/gpu/drm/i915/intel_uc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_uc.c b/drivers/gpu/drm/i915/intel_uc.c index b1b3e81..b34c318 100644 --- a/drivers/gpu/drm/i915/intel_uc.c +++ b/drivers/gpu/drm/i915/intel_uc.c @@ -376,7 +376,7 @@ int intel_uc_init_hw(struct drm_i915_private *i915) intel_guc_init_params(guc); ret = intel_guc_fw_upload(guc); - if (ret == 0 || ret != -EAGAIN) + if (ret == 0 || ret != -ETIMEDOUT) break; DRM_DEBUG_DRIVER("GuC fw load failed: %d; will reset and "