From nobody Fri Dec 19 16:00:59 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5FECBFA373F for ; Mon, 24 Oct 2022 15:54:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230353AbiJXPyB (ORCPT ); Mon, 24 Oct 2022 11:54:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41952 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230217AbiJXPxW (ORCPT ); Mon, 24 Oct 2022 11:53:22 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BC2CC74354; Mon, 24 Oct 2022 07:48:29 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id DD769B819ED; Mon, 24 Oct 2022 12:49:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 43A83C433C1; Mon, 24 Oct 2022 12:49:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1666615774; bh=8mnCUW+Rps6TFUAaxrP76MpD1G7Y2ngePtLG5pxuT3g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=E2Ky1isxnnfeP+pJDo0ZsGOsmrANxQA5rSBF/B6B88Fjwjo6L5LUrfD57diDNYj4u EMexQ5SAUt429PjPgH3VazQepDZ8zAsr9VgZfzSiPf/hXsTuntkzdf5P6GJAIDDAja KLJo/USD/yPzQ26hS6Ms/E44JN9YEkggt11gS5a4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Giovanni Cabiddu , Lucas Segarra Fernandez , Herbert Xu , Sasha Levin Subject: [PATCH 5.15 378/530] crypto: qat - fix default value of WDT timer Date: Mon, 24 Oct 2022 13:32:02 +0200 Message-Id: <20221024113102.150285867@linuxfoundation.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221024113044.976326639@linuxfoundation.org> References: <20221024113044.976326639@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Lucas Segarra Fernandez [ Upstream commit cc40b04c08400d86d2d6ea0159e0617e717f729c ] The QAT HW supports an hardware mechanism to detect an accelerator hang. The reporting of a hang occurs after a watchdog timer (WDT) expires. The value of the WDT set previously was too small and was causing false positives. Change the default value of the WDT to 0x7000000ULL to avoid this. Fixes: 1c4d9d5bbb5a ("crypto: qat - enable detection of accelerators hang") Reviewed-by: Giovanni Cabiddu Signed-off-by: Lucas Segarra Fernandez Signed-off-by: Herbert Xu Signed-off-by: Sasha Levin --- drivers/crypto/qat/qat_common/adf_gen4_hw_data.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/qat/qat_common/adf_gen4_hw_data.h b/drivers/cry= pto/qat/qat_common/adf_gen4_hw_data.h index b8fca1ff7aab..0b7086cae00b 100644 --- a/drivers/crypto/qat/qat_common/adf_gen4_hw_data.h +++ b/drivers/crypto/qat/qat_common/adf_gen4_hw_data.h @@ -99,7 +99,7 @@ do { \ * Timeout is in cycles. Clock speed may vary across products but this * value should be a few milli-seconds. */ -#define ADF_SSM_WDT_DEFAULT_VALUE 0x200000 +#define ADF_SSM_WDT_DEFAULT_VALUE 0x7000000ULL #define ADF_SSM_WDT_PKE_DEFAULT_VALUE 0x8000000 #define ADF_SSMWDTL_OFFSET 0x54 #define ADF_SSMWDTH_OFFSET 0x5C --=20 2.35.1