From patchwork Tue Dec 1 20:45:04 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Grzeschik X-Patchwork-Id: 11943765 X-Patchwork-Delegate: kuba@kernel.org Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 007D5C71156 for ; Tue, 1 Dec 2020 20:46:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8C92B217A0 for ; Tue, 1 Dec 2020 20:46:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729343AbgLAUpy (ORCPT ); Tue, 1 Dec 2020 15:45:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48180 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726415AbgLAUpx (ORCPT ); Tue, 1 Dec 2020 15:45:53 -0500 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 743E6C0617A6 for ; Tue, 1 Dec 2020 12:45:13 -0800 (PST) Received: from dude.hi.pengutronix.de ([2001:67c:670:100:1d::7]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kkCWN-0002sx-37; Tue, 01 Dec 2020 21:45:11 +0100 Received: from mgr by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1kkCWK-0002c1-6L; Tue, 01 Dec 2020 21:45:08 +0100 From: Michael Grzeschik To: netdev@vger.kernel.org Cc: andrew@lunn.ch, f.fainelli@gmail.com, davem@davemloft.net, kernel@pengutronix.de, matthias.schiffer@ew.tq-group.com, woojung.huh@microchip.com, UNGLinuxDriver@microchip.com Subject: [PATCH v2 09/11] net: dsa: microchip: remove usage of mib_port_count Date: Tue, 1 Dec 2020 21:45:04 +0100 Message-Id: <20201201204506.13473-10-m.grzeschik@pengutronix.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201201204506.13473-1-m.grzeschik@pengutronix.de> References: <20201201204506.13473-1-m.grzeschik@pengutronix.de> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::7 X-SA-Exim-Mail-From: mgr@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: netdev@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org The variable mib_port_cnt has the same meaning as port_cnt. This driver removes the extra variable and is using port_cnt everywhere instead. Reviewed-by: Andrew Lunn Reviewed-by: Florian Fainelli Signed-off-by: Michael Grzeschik --- v1 -> v2: - unchanged --- drivers/net/dsa/microchip/ksz8795.c | 11 +++++------ drivers/net/dsa/microchip/ksz9477.c | 12 +++++------- drivers/net/dsa/microchip/ksz_common.c | 4 ++-- drivers/net/dsa/microchip/ksz_common.h | 1 - 4 files changed, 12 insertions(+), 16 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 96029e5a914fb..7b5c9283712e4 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -761,7 +761,7 @@ static void ksz8795_flush_dyn_mac_table(struct ksz_device *dev, int port) } else { /* Flush all ports. */ first = 0; - cnt = dev->mib_port_cnt; + cnt = dev->port_cnt; } for (index = first; index < cnt; index++) { p = &dev->ports[index]; @@ -1237,18 +1237,17 @@ static int ksz8795_switch_init(struct ksz_device *dev) dev->reg_mib_cnt = KSZ8795_COUNTER_NUM; dev->mib_cnt = ARRAY_SIZE(mib_names); - dev->mib_port_cnt = TOTAL_PORT_NUM; dev->phy_port_cnt = dev->port_cnt - 1; - dev->cpu_port = dev->mib_port_cnt - 1; + dev->cpu_port = dev->port_cnt - 1; dev->host_mask = BIT(dev->cpu_port); - i = dev->mib_port_cnt; - dev->ports = devm_kzalloc(dev->dev, sizeof(struct ksz_port) * i, + dev->ports = devm_kzalloc(dev->dev, + dev->port_cnt * sizeof(struct ksz_port), GFP_KERNEL); if (!dev->ports) return -ENOMEM; - for (i = 0; i < dev->mib_port_cnt; i++) { + for (i = 0; i < dev->port_cnt; i++) { mutex_init(&dev->ports[i].mib.cnt_mutex); dev->ports[i].mib.counters = devm_kzalloc(dev->dev, diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index 2119965da10ae..42e647b67abd5 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -478,7 +478,7 @@ static void ksz9477_flush_dyn_mac_table(struct ksz_device *dev, int port) SW_FLUSH_OPTION_M << SW_FLUSH_OPTION_S, SW_FLUSH_OPTION_DYN_MAC << SW_FLUSH_OPTION_S); - if (port < dev->mib_port_cnt) { + if (port < dev->port_cnt) { /* flush individual port */ ksz_pread8(dev, port, P_STP_CTRL, &data); if (!(data & PORT_LEARN_DISABLE)) @@ -1317,7 +1317,7 @@ static void ksz9477_config_cpu_port(struct dsa_switch *ds) dev->member = dev->host_mask; - for (i = 0; i < dev->mib_port_cnt; i++) { + for (i = 0; i < dev->port_cnt; i++) { if (i == dev->cpu_port) continue; p = &dev->ports[i]; @@ -1444,7 +1444,6 @@ static int ksz9477_switch_detect(struct ksz_device *dev) return ret; /* Number of ports can be reduced depending on chip. */ - dev->mib_port_cnt = TOTAL_PORT_NUM; dev->phy_port_cnt = 5; /* Default capability is gigabit capable. */ @@ -1461,7 +1460,6 @@ static int ksz9477_switch_detect(struct ksz_device *dev) /* Chip does not support gigabit. */ if (data8 & SW_QW_ABLE) dev->features &= ~GBIT_SUPPORT; - dev->mib_port_cnt = 3; dev->phy_port_cnt = 2; } else { dev_info(dev->dev, "Found KSZ9477 or compatible\n"); @@ -1564,12 +1562,12 @@ static int ksz9477_switch_init(struct ksz_device *dev) dev->reg_mib_cnt = SWITCH_COUNTER_NUM; dev->mib_cnt = TOTAL_SWITCH_COUNTER_NUM; - i = dev->mib_port_cnt; - dev->ports = devm_kzalloc(dev->dev, sizeof(struct ksz_port) * i, + dev->ports = devm_kzalloc(dev->dev, + dev->port_cnt * sizeof(struct ksz_port), GFP_KERNEL); if (!dev->ports) return -ENOMEM; - for (i = 0; i < dev->mib_port_cnt; i++) { + for (i = 0; i < dev->port_cnt; i++) { mutex_init(&dev->ports[i].mib.cnt_mutex); dev->ports[i].mib.counters = devm_kzalloc(dev->dev, diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 7002436e62b48..cf743133b0b93 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -72,7 +72,7 @@ static void ksz_mib_read_work(struct work_struct *work) struct ksz_port *p; int i; - for (i = 0; i < dev->mib_port_cnt; i++) { + for (i = 0; i < dev->port_cnt; i++) { if (dsa_is_unused_port(dev->ds, i)) continue; @@ -103,7 +103,7 @@ void ksz_init_mib_timer(struct ksz_device *dev) INIT_DELAYED_WORK(&dev->mib_read, ksz_mib_read_work); - for (i = 0; i < dev->mib_port_cnt; i++) + for (i = 0; i < dev->port_cnt; i++) dev->dev_ops->port_init_cnt(dev, i); } EXPORT_SYMBOL_GPL(ksz_init_mib_timer); diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h index 629700a637024..720f22275c844 100644 --- a/drivers/net/dsa/microchip/ksz_common.h +++ b/drivers/net/dsa/microchip/ksz_common.h @@ -71,7 +71,6 @@ struct ksz_device { int port_cnt; int reg_mib_cnt; int mib_cnt; - int mib_port_cnt; phy_interface_t compat_interface; u32 regs_size; bool phy_errata_9477;