From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e36.co.us.ibm.com (e36.co.us.ibm.com [32.97.110.154]) (using TLSv1.2 with cipher CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id C73861A0018 for ; Fri, 12 Feb 2016 09:24:15 +1100 (AEDT) Received: from localhost by e36.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 11 Feb 2016 15:24:13 -0700 Received: from d03dlp01.boulder.ibm.com (9.17.202.177) by e36.co.us.ibm.com (192.168.1.136) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Thu, 11 Feb 2016 15:24:11 -0700 X-IBM-Helo: d03dlp01.boulder.ibm.com X-IBM-MailFrom: stewart@linux.vnet.ibm.com X-IBM-RcptTo: openbmc@lists.ozlabs.org Received: from b01cxnp23032.gho.pok.ibm.com (b01cxnp23032.gho.pok.ibm.com [9.57.198.27]) by d03dlp01.boulder.ibm.com (Postfix) with ESMTP id 033811FF001E for ; Thu, 11 Feb 2016 15:12:20 -0700 (MST) Received: from d01av04.pok.ibm.com (d01av04.pok.ibm.com [9.56.224.64]) by b01cxnp23032.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u1BMOA4235782838 for ; Thu, 11 Feb 2016 22:24:10 GMT Received: from d01av04.pok.ibm.com (localhost [127.0.0.1]) by d01av04.pok.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u1BMOAGa032100 for ; Thu, 11 Feb 2016 17:24:10 -0500 Received: from birb.localdomain ([9.83.0.6]) by d01av04.pok.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with SMTP id u1BMNwdI031023; Thu, 11 Feb 2016 17:24:09 -0500 Received: by birb.localdomain (Postfix, from userid 1000) id 3DC8D2286E20; Fri, 12 Feb 2016 09:23:56 +1100 (AEDT) From: Stewart Smith To: Jeremy Kerr , openbmc@lists.ozlabs.org Subject: Re: [PATCH 1/2 v2] serial/aspeed-vuart: Only disable host tx discard when serial port is in use In-Reply-To: <1455179366-13956-1-git-send-email-jk@ozlabs.org> References: <1455179165-13252-1-git-send-email-jk@ozlabs.org> <1455179366-13956-1-git-send-email-jk@ozlabs.org> User-Agent: Notmuch/0.21+24~gbceb651 (http://notmuchmail.org) Emacs/24.5.1 (x86_64-redhat-linux-gnu) Date: Fri, 12 Feb 2016 09:23:56 +1100 Message-ID: <87bn7mophf.fsf@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16021122-0021-0000-0000-000016F944A9 X-BeenThere: openbmc@lists.ozlabs.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Development list for OpenBMC List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 11 Feb 2016 22:24:16 -0000 Jeremy Kerr writes: > OpenPOWER firmware doesn't like it when the host-side of the VUART's > FIFO is not drained. This change only disables host TX discard mode when > the port has been opened. Do we have what's arguably a bug somewhere? -- Stewart Smith OPAL Architect, IBM.