From mboxrd@z Thu Jan 1 00:00:00 1970 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 74157C7619A for ; Thu, 13 Apr 2023 01:32:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229707AbjDMBce (ORCPT ); Wed, 12 Apr 2023 21:32:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37658 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229503AbjDMBcc (ORCPT ); Wed, 12 Apr 2023 21:32:32 -0400 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 07B201712; Wed, 12 Apr 2023 18:32:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1681349552; x=1712885552; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=ILsidFKzCVxsGAABpc4qrhew3cGTXES9pdfYjscYrKQ=; b=QVjHoXWe9fVteOLuw+raqM5FSKu7/+ufAy48/GlvnDCKeCWNj3BVcfl+ ui9vSAEpHWzuLbmtoyICdgV6clhH5GP3AmRAB1yLAVhSQaeBAQaunwJgW 37lf0o84RMcwUwqT9dgsxwjrQOnL/LJzAuiaDfbmYXlY3kJnIVrNFzfy8 x8mS2Oh+CzFnIU0Cxp822+83AjNwZo5s8yzb9U1+UpKwHoOTNp2VuaFwL bQe/O7PoBDMihRMLOizaL25EHCPUKgkmzxUiTiNFVvrZDNXx61qrninNR BgLjQ+E8FQTz8MrBmEWcHL69I1c297qaeMY5R/f+FKv5iAeL8tilRFl0K Q==; X-IronPort-AV: E=McAfee;i="6600,9927,10678"; a="346744380" X-IronPort-AV: E=Sophos;i="5.98,339,1673942400"; d="scan'208";a="346744380" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Apr 2023 18:32:31 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10678"; a="800575177" X-IronPort-AV: E=Sophos;i="5.98,339,1673942400"; d="scan'208";a="800575177" Received: from linux.intel.com ([10.54.29.200]) by fmsmga002.fm.intel.com with ESMTP; 12 Apr 2023 18:32:31 -0700 Received: from debox1-desk4.intel.com (unknown [10.251.6.61]) by linux.intel.com (Postfix) with ESMTP id 02F71580AFF; Wed, 12 Apr 2023 18:32:30 -0700 (PDT) From: "David E. Box" To: david.e.box@linux.intel.com, hdegoede@redhat.com, markgross@kernel.org Cc: platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] platform/x86/intel/sdsi: Change mailbox timeout Date: Wed, 12 Apr 2023 18:32:30 -0700 Message-Id: <20230413013230.1521584-1-david.e.box@linux.intel.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On some platforms, it may take up to 400ms for the ready bit to be set in a successful mailbox transaction. Set the timeout to 500ms to cover the worst case. Signed-off-by: David E. Box --- drivers/platform/x86/intel/sdsi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/platform/x86/intel/sdsi.c b/drivers/platform/x86/intel/sdsi.c index 9e0ea2cdd704..556e7c6dbb05 100644 --- a/drivers/platform/x86/intel/sdsi.c +++ b/drivers/platform/x86/intel/sdsi.c @@ -49,7 +49,7 @@ #define SDSI_MBOX_CMD_SUCCESS 0x40 #define SDSI_MBOX_CMD_TIMEOUT 0x80 -#define MBOX_TIMEOUT_US 2000 +#define MBOX_TIMEOUT_US 500000 #define MBOX_TIMEOUT_ACQUIRE_US 1000 #define MBOX_POLLING_PERIOD_US 100 #define MBOX_ACQUIRE_NUM_RETRIES 5 base-commit: 5b309e80f457ebb41770e0122766825a78cfc11b -- 2.34.1