From patchwork Tue Jun 11 15:45:05 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ido Schimmel X-Patchwork-Id: 1114027 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=none (p=none dis=none) header.from=idosch.org Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=messagingengine.com header.i=@messagingengine.com header.b="C2lQb1tJ"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 45NZ8r2bjsz9sBp for ; Wed, 12 Jun 2019 01:45:48 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2391804AbfFKPpr (ORCPT ); Tue, 11 Jun 2019 11:45:47 -0400 Received: from out4-smtp.messagingengine.com ([66.111.4.28]:60005 "EHLO out4-smtp.messagingengine.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2391780AbfFKPpp (ORCPT ); Tue, 11 Jun 2019 11:45:45 -0400 Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailout.nyi.internal (Postfix) with ESMTP id 6008122220; Tue, 11 Jun 2019 11:45:44 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute3.internal (MEProxy); Tue, 11 Jun 2019 11:45:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm3; bh=Q2x6VpDi3QJmg6q7+vZjWASyDeKYYiFC525Y7aejnkU=; b=C2lQb1tJ X7amF01IvXi+PTnoiJuQ2I2yZnUR5O+ZQZqInogZCyo3lD43i/gpgGfDPi5fer2a E+9Ttj5AZgthfTbiSIKVHPjlI3CMbzbvfrSav/1nUEXzfD/vqotOsJ9iUgq085m+ jK7Yn96bYLKqP4m6s/qz8YOrYJsBYNYHwZtDnIZkFJppW4y5PAItJB652imgkxJu GgQKaRjpy2o+9ZxXqAjQI3QsX+k5fNNsPhl4JmH+JWa2jiXuyce/O8NYr/MXKkDE TlVcapxjWQsq2PP0zyTrKdfoXTRzByVQLDWF1rWfq1gye+5wr9xXPo0zDvqiXZh7 n6It5VB4G/1efw== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeduuddrudehhedgjeeiucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucenucfjughrpefhvffufffkofgjfhgggfestdekre dtredttdenucfhrhhomhepkfguohcuufgthhhimhhmvghluceoihguohhstghhsehiugho shgthhdrohhrgheqnecukfhppeduleefrdegjedrudeihedrvdehudenucfrrghrrghmpe hmrghilhhfrhhomhepihguohhstghhsehiughoshgthhdrohhrghenucevlhhushhtvghr ufhiiigvpedt X-ME-Proxy: Received: from splinter.mtl.com (unknown [193.47.165.251]) by mail.messagingengine.com (Postfix) with ESMTPA id 91627380085; Tue, 11 Jun 2019 11:45:42 -0400 (EDT) From: Ido Schimmel To: netdev@vger.kernel.org Cc: davem@davemloft.net, jiri@mellanox.com, shalomt@mellanox.com, petrm@mellanox.com, richardcochran@gmail.com, olteanv@gmail.com, mlxsw@mellanox.com, Ido Schimmel Subject: [PATCH net-next v2 2/9] mlxsw: core: Add a new interface for reading the hardware free running clock Date: Tue, 11 Jun 2019 18:45:05 +0300 Message-Id: <20190611154512.17650-3-idosch@idosch.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190611154512.17650-1-idosch@idosch.org> References: <20190611154512.17650-1-idosch@idosch.org> MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Shalom Toledo Add two new bus operations for reading the hardware free running clock. Signed-off-by: Shalom Toledo Acked-by: Jiri Pirko Reviewed-by: Petr Machata Signed-off-by: Ido Schimmel --- drivers/net/ethernet/mellanox/mlxsw/core.c | 12 ++++++++++++ drivers/net/ethernet/mellanox/mlxsw/core.h | 8 +++++++- 2 files changed, 19 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c index 1c4ef8ed1706..30e0526a9cf6 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core.c @@ -2026,6 +2026,18 @@ int mlxsw_core_resources_query(struct mlxsw_core *mlxsw_core, char *mbox, } EXPORT_SYMBOL(mlxsw_core_resources_query); +u32 mlxsw_core_read_frc_h(struct mlxsw_core *mlxsw_core) +{ + return mlxsw_core->bus->read_frc_h(mlxsw_core->bus_priv); +} +EXPORT_SYMBOL(mlxsw_core_read_frc_h); + +u32 mlxsw_core_read_frc_l(struct mlxsw_core *mlxsw_core) +{ + return mlxsw_core->bus->read_frc_l(mlxsw_core->bus_priv); +} +EXPORT_SYMBOL(mlxsw_core_read_frc_l); + static int __init mlxsw_core_module_init(void) { int err; diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h b/drivers/net/ethernet/mellanox/mlxsw/core.h index a44ad0fb9477..6dbb0ede502e 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core.h +++ b/drivers/net/ethernet/mellanox/mlxsw/core.h @@ -309,6 +309,9 @@ int mlxsw_core_kvd_sizes_get(struct mlxsw_core *mlxsw_core, void mlxsw_core_fw_flash_start(struct mlxsw_core *mlxsw_core); void mlxsw_core_fw_flash_end(struct mlxsw_core *mlxsw_core); +u32 mlxsw_core_read_frc_h(struct mlxsw_core *mlxsw_core); +u32 mlxsw_core_read_frc_l(struct mlxsw_core *mlxsw_core); + bool mlxsw_core_res_valid(struct mlxsw_core *mlxsw_core, enum mlxsw_res_id res_id); @@ -339,6 +342,8 @@ struct mlxsw_bus { char *in_mbox, size_t in_mbox_size, char *out_mbox, size_t out_mbox_size, u8 *p_status); + u32 (*read_frc_h)(void *bus_priv); + u32 (*read_frc_l)(void *bus_priv); u8 features; }; @@ -356,7 +361,8 @@ struct mlxsw_bus_info { struct mlxsw_fw_rev fw_rev; u8 vsd[MLXSW_CMD_BOARDINFO_VSD_LEN]; u8 psid[MLXSW_CMD_BOARDINFO_PSID_LEN]; - u8 low_frequency; + u8 low_frequency:1, + read_frc_capable:1; }; struct mlxsw_hwmon;