From patchwork Fri Aug 2 18:40:51 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michal Wajdeczko X-Patchwork-Id: 11074029 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 23CA617E0 for ; Fri, 2 Aug 2019 18:41:10 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 14A2D286D5 for ; Fri, 2 Aug 2019 18:41:10 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 090A5287D2; Fri, 2 Aug 2019 18:41:10 +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 8A1CD288AF for ; Fri, 2 Aug 2019 18:41:09 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B697E6EF44; Fri, 2 Aug 2019 18:41:08 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by gabe.freedesktop.org (Postfix) with ESMTPS id E342D6EF44 for ; Fri, 2 Aug 2019 18:41:07 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 02 Aug 2019 11:41:07 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,339,1559545200"; d="scan'208";a="197290060" Received: from irvmail001.ir.intel.com ([163.33.26.43]) by fmsmga004.fm.intel.com with ESMTP; 02 Aug 2019 11:41:06 -0700 Received: from mwajdecz-MOBL1.ger.corp.intel.com (mwajdecz-mobl1.ger.corp.intel.com [172.28.174.50]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id x72If4tH012718; Fri, 2 Aug 2019 19:41:05 +0100 From: Michal Wajdeczko To: intel-gfx@lists.freedesktop.org Date: Fri, 2 Aug 2019 18:40:51 +0000 Message-Id: <20190802184055.31988-3-michal.wajdeczko@intel.com> X-Mailer: git-send-email 2.21.0.windows.1 In-Reply-To: <20190802184055.31988-1-michal.wajdeczko@intel.com> References: <20190802184055.31988-1-michal.wajdeczko@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v7 2/6] drm/i915/uc: Do full sanitize instead of pure reset 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: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP On Gen9 when we try to reload HuC due to GuC upload error, we hit: <7> [229.656688] [drm:intel_uc_init_hw [i915]] GuC fw load failed: -8; will reset and retry 2 more time(s) <7> [229.656739] [drm:intel_uc_fw_upload [i915]] HuC fw load i915/kbl_huc_ver02_00_1810.bin <3> [229.656740] intel_uc_fw_upload:425 GEM_BUG_ON(intel_uc_fw_is_loaded(uc_fw)) as we performed only pure reset and didn't sanitized HuC fw status. Signed-off-by: Michal Wajdeczko Cc: Daniele Ceraolo Spurio Cc: Chris Wilson Reviewed-by: Chris Wilson --- drivers/gpu/drm/i915/gt/uc/intel_uc.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/gt/uc/intel_uc.c b/drivers/gpu/drm/i915/gt/uc/intel_uc.c index d1b08b28b1ad..f24860a86d0e 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_uc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_uc.c @@ -340,7 +340,7 @@ void intel_uc_fini(struct intel_uc *uc) intel_guc_fini(guc); } -static void __uc_sanitize(struct intel_uc *uc) +static int __uc_sanitize(struct intel_uc *uc) { struct intel_guc *guc = &uc->guc; struct intel_huc *huc = &uc->huc; @@ -350,7 +350,7 @@ static void __uc_sanitize(struct intel_uc *uc) intel_huc_sanitize(huc); intel_guc_sanitize(guc); - __intel_uc_reset_hw(uc); + return __intel_uc_reset_hw(uc); } void intel_uc_sanitize(struct intel_uc *uc) @@ -434,7 +434,7 @@ int intel_uc_init_hw(struct intel_uc *uc) * Always reset the GuC just before (re)loading, so * that the state and timing are fairly predictable */ - ret = __intel_uc_reset_hw(uc); + ret = __uc_sanitize(uc); if (ret) goto err_out;