From patchwork Tue Jun 26 12:10:29 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Vadim Pasternak X-Patchwork-Id: 934768 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=mellanox.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 41FMNq1Cwtz9rxs for ; Tue, 26 Jun 2018 20:15:06 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933789AbeFZKPE (ORCPT ); Tue, 26 Jun 2018 06:15:04 -0400 Received: from mail-il-dmz.mellanox.com ([193.47.165.129]:37293 "EHLO mellanox.co.il" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933291AbeFZKPC (ORCPT ); Tue, 26 Jun 2018 06:15:02 -0400 Received: from Internal Mail-Server by MTLPINE1 (envelope-from vadimp@mellanox.com) with ESMTPS (AES256-SHA encrypted); 26 Jun 2018 13:17:39 +0300 Received: from r-mgtswh-226.mtr.labs.mlnx. (r-mgtswh-226.mtr.labs.mlnx [10.209.1.51]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id w5QAEt1K011163; Tue, 26 Jun 2018 13:14:59 +0300 From: Vadim Pasternak To: davem@davemloft.net Cc: netdev@vger.kernel.org, linux@roeck-us.net, rui.zhang@intel.com, edubezval@gmail.com, jiri@resnulli.us, mlxsw@mellanox.com, michaelsh@mellanox.com, Vadim Pasternak Subject: [patch net-next RFC 04/12] mlxsw: core: Add bus frequency capability flag for the bus type Date: Tue, 26 Jun 2018 12:10:29 +0000 Message-Id: <1530015037-67361-5-git-send-email-vadimp@mellanox.com> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1530015037-67361-1-git-send-email-vadimp@mellanox.com> References: <1530015037-67361-1-git-send-email-vadimp@mellanox.com> Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Add low frequency bus capability in order to allow core functionality separation based on bus type. Driver could run over PCIe, which is considered as high frequency bus or I2C , which is considered as low frequency bus. In the last case time setting, for example, for thermal polling interval, should be increased. Signed-off-by: Vadim Pasternak Acked-by: Jiri Pirko --- drivers/net/ethernet/mellanox/mlxsw/core.h | 1 + drivers/net/ethernet/mellanox/mlxsw/i2c.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h b/drivers/net/ethernet/mellanox/mlxsw/core.h index 552cfa2..95e6190 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core.h +++ b/drivers/net/ethernet/mellanox/mlxsw/core.h @@ -371,6 +371,7 @@ struct mlxsw_bus_info { struct mlxsw_fw_rev fw_rev; u8 vsd[MLXSW_CMD_BOARDINFO_VSD_LEN]; u8 psid[MLXSW_CMD_BOARDINFO_PSID_LEN]; + bool low_frequency; }; struct mlxsw_hwmon; diff --git a/drivers/net/ethernet/mellanox/mlxsw/i2c.c b/drivers/net/ethernet/mellanox/mlxsw/i2c.c index 25f9915..384b337 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/i2c.c +++ b/drivers/net/ethernet/mellanox/mlxsw/i2c.c @@ -536,6 +536,7 @@ static int mlxsw_i2c_probe(struct i2c_client *client, mlxsw_i2c->bus_info.device_kind = id->name; mlxsw_i2c->bus_info.device_name = client->name; mlxsw_i2c->bus_info.dev = &client->dev; + mlxsw_i2c->bus_info.low_frequency = true; mlxsw_i2c->dev = &client->dev; err = mlxsw_core_bus_device_register(&mlxsw_i2c->bus_info,