From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754120Ab3HLSj4 (ORCPT ); Mon, 12 Aug 2013 14:39:56 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:55540 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751060Ab3HLSjz (ORCPT ); Mon, 12 Aug 2013 14:39:55 -0400 Date: Mon, 12 Aug 2013 11:39:54 -0700 From: Greg Kroah-Hartman To: Chris Metcalf Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Jiri Slaby Subject: Re: [PATCH] tile: various console improvements Message-ID: <20130812183954.GA19875@kroah.com> References: <201308071458.r77EwWuV013082@farm-0012.internal.tilera.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <201308071458.r77EwWuV013082@farm-0012.internal.tilera.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Aug 06, 2013 at 02:11:21PM -0400, Chris Metcalf wrote: > This change improves and cleans up the tile console. > > - We enable HVC_IRQ support on tilegx, with the addition of a new > Tilera hypervisor API for tilegx to allow a console IPI. If IPI > support is not available we fall back to the previous polling mode. > > - We simplify the earlyprintk code to use CON_BOOT and eliminate some > of the other supporting earlyprintk code. > > - A new tile_console_write() primitive is used to send output to > the console and is factored out of the hvc_tile driver. > This lets us support a "sim_console" boot argument to allow using > simulator hooks to send output to the "console" as a slightly > faster alternative to emulating the hardware more directly. > > Signed-off-by: Chris Metcalf Acked-by: Greg Kroah-Hartman