From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DB446419306; Mon, 29 Jun 2026 15:16:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782746177; cv=none; b=lmGjB2TNpQOARTdfbeQHkZLY57+P3b8wt9kQkf9aw+fp7+FwUZpOtlGbPJuXHKTC6RSXVl4FU725De9A3PZ/rJyBydNV4rBLLrqy0w/Zo2Lqd8VBLyT00QSrmaJQbxQWG1gVoatAvXGzuUnntNou+aDolvGgdEBclfru5q3A49M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782746177; c=relaxed/simple; bh=jToKu4JhJUOQ3mr8GPRlgakVMw5/co1TQlpirGGI+ps=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=A5E5MJJSsX3zuH7AFuTBzJWQqvKJTVIST6babjLyRqpcruQ+Uqs6BF7A7T5avfbePa9GSoj8I6kWTxGNoLMiBBbOIT74flVuW19OT2LMI2o9PMTH9xNKiSSzCSSpAWLdbpnfO4RNbepQI5/kOcv6uA25WKexZ3apU5jyIO6Sqn4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=jykkAq/4; arc=none smtp.client-ip=198.175.65.18 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="jykkAq/4" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1782746175; x=1814282175; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=jToKu4JhJUOQ3mr8GPRlgakVMw5/co1TQlpirGGI+ps=; b=jykkAq/4Kenq+JdjUQjN8y6MHOCKceFTuqBp+kv6GXsbBQjuiH8ZTSCd 8N3+9imO0dMujAbq5aDv1OeJghCGuQYdjL3LBBWOX+SqARocEIJiXtrW1 JrnhGC85kEo6JI0MpVjqHx/CxFQIf+egJJvGgJAsYbvJgrXSlr7p0WZuM 1Z4rvsTbUa0WcH3yiEg8aRD7G1dKGXMA/v/+9SDDhndfzpOsKfH3exwpg KPm35mMobZsP5ZF5L8B/9yXBZM5UCOCipgzkd5397lgyF4SjzxcQCE5pK kXjTfsYI2V0ZX7ZufjjYQwhewCdWt6uxOckv7GuV0EwrIWy5LaamSx/QT g==; X-CSE-ConnectionGUID: qxkIFW54QKSui/6Si019WA== X-CSE-MsgGUID: 02NUpSjvRmSO0VkLZ1WVPg== X-IronPort-AV: E=McAfee;i="6800,10657,11832"; a="83527873" X-IronPort-AV: E=Sophos;i="6.24,232,1774335600"; d="scan'208";a="83527873" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Jun 2026 08:16:15 -0700 X-CSE-ConnectionGUID: z8kivDqPRqSTBvUkWQCmEg== X-CSE-MsgGUID: rB4dl+gFReiCmBRnEbreXw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,232,1774335600"; d="scan'208";a="275212561" Received: from kniemiec-mobl1.ger.corp.intel.com (HELO localhost) ([10.245.244.207]) by fmviesa002-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Jun 2026 08:16:12 -0700 Date: Mon, 29 Jun 2026 18:16:10 +0300 From: Andy Shevchenko To: Ilpo =?iso-8859-1?Q?J=E4rvinen?= Cc: Yicong Yang , linux-serial , LKML , Greg Kroah-Hartman , Jiri Slaby , geshijian@picoheart.com, yangyang.8776@picoheart.com, yanligen@picoheart.com Subject: Re: [PATCH] serial: 8250_dw: Prefer SRBR in bogus RX timeout workaround if available Message-ID: References: <20260629075510.32854-1-yang.yicong@picoheart.com> <60c05ab5-c805-dd78-1b6b-9c78ee7d7148@linux.intel.com> Precedence: bulk X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <60c05ab5-c805-dd78-1b6b-9c78ee7d7148@linux.intel.com> Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo On Mon, Jun 29, 2026 at 06:14:02PM +0300, Ilpo Järvinen wrote: > On Mon, 29 Jun 2026, Andy Shevchenko wrote: > > On Mon, Jun 29, 2026 at 03:55:10PM +0800, Yicong Yang wrote: ... > > > /* Offsets for the DesignWare specific registers */ > > > +#define DW_UART_SRBR_0 0x0c /* Shadow Receive Buffer Register */ > > > > Is this a name per DesignWare databook for UART? I mean that _0 part. > > They have 16 consecutive registers for it. There isn't underscore in the > databook but n is apparently part of the name. Oh, okay. -- With Best Regards, Andy Shevchenko