From patchwork Fri Mar 21 01:43:15 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vince Bridgers X-Patchwork-Id: 332474 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id D07522C00AE for ; Fri, 21 Mar 2014 12:48:20 +1100 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965391AbaCUBsQ (ORCPT ); Thu, 20 Mar 2014 21:48:16 -0400 Received: from mail-ob0-f174.google.com ([209.85.214.174]:36116 "EHLO mail-ob0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759465AbaCUBsB (ORCPT ); Thu, 20 Mar 2014 21:48:01 -0400 Received: by mail-ob0-f174.google.com with SMTP id wo20so1833134obc.5 for ; Thu, 20 Mar 2014 18:48:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=RIwMhjkTdx8yTgWbRGT5EXe/ghcneEdlkMVY33iZP9k=; b=G1CAM6w2S2MCydCBDL2qeanw6TY93s8z0uG5xXI4VaW7JsPUuZVsRWwYiUvlm8Z7tI YBWqbQJinTdZl8hgmxFb9HkquJst5eUzMrYCx0msEX8CpiNyQsKT+I264+uyqKMu/bKG K73omzla5laBHKoTkrgY/15eD5Be+cYcx27n7zzVAWEW0ryEJOue+Jn3op9c7yCVEWly Q5OL3LlI2mpa8iciIx7zEAB2eFBqOLhgR81XFVjkF6gWuYVJqG6BJmKxCuSaZ5aVIIFV EJBN1TYHB962LoK3JPmDQhyIkDc2vod4wTcwhaAZW773zLhk/30UXOzJgl4IexGHghWy ns0w== X-Received: by 10.182.122.133 with SMTP id ls5mr9664464obb.52.1395366481512; Thu, 20 Mar 2014 18:48:01 -0700 (PDT) Received: from vince-Latitude-E6320.gateway.2wire.net (99-61-67-66.lightspeed.austtx.sbcglobal.net. [99.61.67.66]) by mx.google.com with ESMTPSA id c9sm5782518obq.20.2014.03.20.18.47.59 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 20 Mar 2014 18:48:00 -0700 (PDT) From: Vince Bridgers To: netdev@vger.kernel.org Cc: vbridgers2013@gmail.com Subject: [PATCH net-next 1/3] Altera TSE: Set version number by driver's get regs Date: Thu, 20 Mar 2014 20:43:15 -0500 Message-Id: <1395366197-9781-2-git-send-email-vbridgers2013@gmail.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1395366197-9781-1-git-send-email-vbridgers2013@gmail.com> References: <1395366197-9781-1-git-send-email-vbridgers2013@gmail.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Set the version number returned by the driver's get regs routine invoked by ethtool so formatting can be dependent on the version number returned, and any interesting formatted output can check the version number for specific types of register data returned. Signed-off-by: Vince Bridgers --- drivers/net/ethernet/altera/altera_tse_ethtool.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/net/ethernet/altera/altera_tse_ethtool.c b/drivers/net/ethernet/altera/altera_tse_ethtool.c index 63ac5f4..319ca74 100644 --- a/drivers/net/ethernet/altera/altera_tse_ethtool.c +++ b/drivers/net/ethernet/altera/altera_tse_ethtool.c @@ -181,6 +181,14 @@ static void tse_get_regs(struct net_device *dev, struct ethtool_regs *regs, u32 *tse_mac_regs = (u32 *)priv->mac_dev; u32 *buf = regbuf; + /* Set version to a known value, so ethtool knows + * how to do any special formatting of this data. + * This version number will need to change if and + * when this register table is changed. + */ + + regs->version = 1; + for (i = 0; i < TSE_NUM_REGS; i++) buf[i] = ioread32(&tse_mac_regs[i]); }