From patchwork Wed Nov 18 22:03:47 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Grzeschik X-Patchwork-Id: 11915951 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 81AF3C64E7B for ; Wed, 18 Nov 2020 22:04:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 346E8246E3 for ; Wed, 18 Nov 2020 22:04:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727017AbgKRWEY (ORCPT ); Wed, 18 Nov 2020 17:04:24 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53194 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726588AbgKRWEP (ORCPT ); Wed, 18 Nov 2020 17:04:15 -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 A04B1C061A54 for ; Wed, 18 Nov 2020 14:04:14 -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 1kfVYg-00058s-Dr; Wed, 18 Nov 2020 23:04:10 +0100 Received: from mgr by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1kfVYe-0000yZ-AH; Wed, 18 Nov 2020 23:04:08 +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 01/11] net: dsa: microchip: ksz8795: remove unused last_port variable Date: Wed, 18 Nov 2020 23:03:47 +0100 Message-Id: <20201118220357.22292-2-m.grzeschik@pengutronix.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201118220357.22292-1-m.grzeschik@pengutronix.de> References: <20201118220357.22292-1-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 last_port is not used anywhere, this patch removes it. Signed-off-by: Michael Grzeschik Reviewed-by: Andrew Lunn Reviewed-by: Florian Fainelli --- drivers/net/dsa/microchip/ksz8795.c | 1 - drivers/net/dsa/microchip/ksz_common.h | 1 - 2 files changed, 2 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 1e101ab56cea113..8a3d2e607283581 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -1163,7 +1163,6 @@ static int ksz8795_switch_detect(struct ksz_device *dev) id2 = 0x65; } else if (id2 == CHIP_ID_94) { dev->port_cnt--; - dev->last_port = dev->port_cnt; id2 = 0x94; } id16 &= ~0xff; diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h index cf866e48ff664b6..629700a63702435 100644 --- a/drivers/net/dsa/microchip/ksz_common.h +++ b/drivers/net/dsa/microchip/ksz_common.h @@ -72,7 +72,6 @@ struct ksz_device { int reg_mib_cnt; int mib_cnt; int mib_port_cnt; - int last_port; /* ports after that not used */ phy_interface_t compat_interface; u32 regs_size; bool phy_errata_9477; From patchwork Wed Nov 18 22:03:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Grzeschik X-Patchwork-Id: 11915953 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 A8D39C64E8A for ; Wed, 18 Nov 2020 22:04:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 63872246DC for ; Wed, 18 Nov 2020 22:04:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727001AbgKRWEY (ORCPT ); Wed, 18 Nov 2020 17:04:24 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53196 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726592AbgKRWEP (ORCPT ); Wed, 18 Nov 2020 17:04:15 -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 A0EEFC061A55 for ; Wed, 18 Nov 2020 14:04:14 -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 1kfVYg-00058t-Dr; Wed, 18 Nov 2020 23:04:10 +0100 Received: from mgr by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1kfVYe-0000yc-Ai; Wed, 18 Nov 2020 23:04:08 +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 02/11] net: dsa: microchip: ksz8795: remove superfluous port_cnt assignment Date: Wed, 18 Nov 2020 23:03:48 +0100 Message-Id: <20201118220357.22292-3-m.grzeschik@pengutronix.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201118220357.22292-1-m.grzeschik@pengutronix.de> References: <20201118220357.22292-1-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 port_cnt assignment will be done again in the init function. This patch removes the previous assignment in the detect function. Signed-off-by: Michael Grzeschik Reviewed-by: Andrew Lunn Reviewed-by: Florian Fainelli --- drivers/net/dsa/microchip/ksz8795.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 8a3d2e607283581..853a0805e08f239 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -1152,7 +1152,6 @@ static int ksz8795_switch_detect(struct ksz_device *dev) dev->mib_port_cnt = TOTAL_PORT_NUM; dev->phy_port_cnt = SWITCH_PORT_NUM; - dev->port_cnt = SWITCH_PORT_NUM; if (id2 == CHIP_ID_95) { u8 val; @@ -1162,7 +1161,6 @@ static int ksz8795_switch_detect(struct ksz_device *dev) if (val & PORT_FIBER_MODE) id2 = 0x65; } else if (id2 == CHIP_ID_94) { - dev->port_cnt--; id2 = 0x94; } id16 &= ~0xff; From patchwork Wed Nov 18 22:03:49 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Grzeschik X-Patchwork-Id: 11915943 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 2EE20C6379D for ; Wed, 18 Nov 2020 22:04:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DA808246DC for ; Wed, 18 Nov 2020 22:04:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726775AbgKRWEQ (ORCPT ); Wed, 18 Nov 2020 17:04:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53182 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726255AbgKRWEO (ORCPT ); Wed, 18 Nov 2020 17:04:14 -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 83086C061A48 for ; Wed, 18 Nov 2020 14:04:14 -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 1kfVYg-00058u-E0; Wed, 18 Nov 2020 23:04:10 +0100 Received: from mgr by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1kfVYe-0000yf-B9; Wed, 18 Nov 2020 23:04:08 +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 03/11] net: dsa: microchip: ksz8795: move variable assignments from detect to init Date: Wed, 18 Nov 2020 23:03:49 +0100 Message-Id: <20201118220357.22292-4-m.grzeschik@pengutronix.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201118220357.22292-1-m.grzeschik@pengutronix.de> References: <20201118220357.22292-1-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 This patch moves all variable assignments to the init function. It leaves the detect function for its single purpose to detect which chip version is found. Signed-off-by: Michael Grzeschik Reviewed-by: Andrew Lunn Reviewed-by: Florian Fainelli --- drivers/net/dsa/microchip/ksz8795.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 853a0805e08f239..1164c745ce940d0 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -1150,9 +1150,6 @@ static int ksz8795_switch_detect(struct ksz_device *dev) (id2 != CHIP_ID_94 && id2 != CHIP_ID_95)) return -ENODEV; - dev->mib_port_cnt = TOTAL_PORT_NUM; - dev->phy_port_cnt = SWITCH_PORT_NUM; - if (id2 == CHIP_ID_95) { u8 val; @@ -1167,9 +1164,6 @@ static int ksz8795_switch_detect(struct ksz_device *dev) id16 |= id2; dev->chip_id = id16; - dev->cpu_port = dev->mib_port_cnt - 1; - dev->host_mask = BIT(dev->cpu_port); - return 0; } @@ -1244,6 +1238,12 @@ static int ksz8795_switch_init(struct ksz_device *dev) dev->reg_mib_cnt = SWITCH_COUNTER_NUM; dev->mib_cnt = TOTAL_SWITCH_COUNTER_NUM; + dev->mib_port_cnt = TOTAL_PORT_NUM; + dev->phy_port_cnt = SWITCH_PORT_NUM; + + dev->cpu_port = dev->mib_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, GFP_KERNEL); From patchwork Wed Nov 18 22:03:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Grzeschik X-Patchwork-Id: 11915941 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 52DA1C63697 for ; Wed, 18 Nov 2020 22:04:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 132E2246E8 for ; Wed, 18 Nov 2020 22:04:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726752AbgKRWEQ (ORCPT ); Wed, 18 Nov 2020 17:04:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53180 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726184AbgKRWEO (ORCPT ); Wed, 18 Nov 2020 17:04:14 -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 7C8C2C0613D6 for ; Wed, 18 Nov 2020 14:04:14 -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 1kfVYg-00058v-E4; Wed, 18 Nov 2020 23:04:10 +0100 Received: from mgr by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1kfVYe-0000yi-Bb; Wed, 18 Nov 2020 23:04:08 +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 04/11] net: dsa: microchip: ksz8795: use reg_mib_cnt where possible Date: Wed, 18 Nov 2020 23:03:50 +0100 Message-Id: <20201118220357.22292-5-m.grzeschik@pengutronix.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201118220357.22292-1-m.grzeschik@pengutronix.de> References: <20201118220357.22292-1-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 extra define SWITCH_COUNTER_NUM is a copy of the KSZ8795_COUNTER_NUM define. This patch initializes reg_mib_cnt with KSZ8795_COUNTER_NUM, makes use of reg_mib_cnt everywhere instead and removes the extra define. Signed-off-by: Michael Grzeschik Reviewed-by: Andrew Lunn Reviewed-by: Florian Fainelli --- drivers/net/dsa/microchip/ksz8795.c | 6 +++--- drivers/net/dsa/microchip/ksz8795_reg.h | 1 - 2 files changed, 3 insertions(+), 4 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 1164c745ce940d0..04a571bde7e6a4f 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -125,7 +125,7 @@ static void ksz8795_r_mib_cnt(struct ksz_device *dev, int port, u16 addr, u8 check; int loop; - ctrl_addr = addr + SWITCH_COUNTER_NUM * port; + ctrl_addr = addr + dev->reg_mib_cnt * port; ctrl_addr |= IND_ACC_TABLE(TABLE_MIB | TABLE_READ); mutex_lock(&dev->alu_mutex); @@ -156,7 +156,7 @@ static void ksz8795_r_mib_pkt(struct ksz_device *dev, int port, u16 addr, u8 check; int loop; - addr -= SWITCH_COUNTER_NUM; + addr -= dev->reg_mib_cnt; ctrl_addr = (KS_MIB_TOTAL_RX_1 - KS_MIB_TOTAL_RX_0) * port; ctrl_addr += addr + KS_MIB_TOTAL_RX_0; ctrl_addr |= IND_ACC_TABLE(TABLE_MIB | TABLE_READ); @@ -1235,7 +1235,7 @@ static int ksz8795_switch_init(struct ksz_device *dev) dev->port_mask = BIT(dev->port_cnt) - 1; dev->port_mask |= dev->host_mask; - dev->reg_mib_cnt = SWITCH_COUNTER_NUM; + dev->reg_mib_cnt = KSZ8795_COUNTER_NUM; dev->mib_cnt = TOTAL_SWITCH_COUNTER_NUM; dev->mib_port_cnt = TOTAL_PORT_NUM; diff --git a/drivers/net/dsa/microchip/ksz8795_reg.h b/drivers/net/dsa/microchip/ksz8795_reg.h index 3a50462df8fa9d2..25840719b936650 100644 --- a/drivers/net/dsa/microchip/ksz8795_reg.h +++ b/drivers/net/dsa/microchip/ksz8795_reg.h @@ -854,7 +854,6 @@ #define KSZ8795_COUNTER_NUM 0x20 #define TOTAL_KSZ8795_COUNTER_NUM (KSZ8795_COUNTER_NUM + 4) -#define SWITCH_COUNTER_NUM KSZ8795_COUNTER_NUM #define TOTAL_SWITCH_COUNTER_NUM TOTAL_KSZ8795_COUNTER_NUM /* Common names used by other drivers */ From patchwork Wed Nov 18 22:03:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Grzeschik X-Patchwork-Id: 11915955 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 379C7C64E7C for ; Wed, 18 Nov 2020 22:04:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 08CCC246DD for ; Wed, 18 Nov 2020 22:04:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727053AbgKRWEZ (ORCPT ); Wed, 18 Nov 2020 17:04:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53192 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726587AbgKRWEP (ORCPT ); Wed, 18 Nov 2020 17:04:15 -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 9AFC0C061A53 for ; Wed, 18 Nov 2020 14:04:14 -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 1kfVYg-00058w-E2; Wed, 18 Nov 2020 23:04:10 +0100 Received: from mgr by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1kfVYe-0000yl-C2; Wed, 18 Nov 2020 23:04:08 +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 05/11] net: dsa: microchip: ksz8795: use mib_cnt where possible Date: Wed, 18 Nov 2020 23:03:51 +0100 Message-Id: <20201118220357.22292-6-m.grzeschik@pengutronix.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201118220357.22292-1-m.grzeschik@pengutronix.de> References: <20201118220357.22292-1-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_cnt is assigned with TOTAL_SWITCH_COUNTER_NUM. This value can also be derived from the array size of mib_names. This patch uses this calculated value instead, removes the extra define and uses mib_cnt everywhere possible instead of the static define TOTAL_SWITCH_COUNTER_NUM. Signed-off-by: Michael Grzeschik Reviewed-by: Florian Fainelli Reported-by: kernel test robot --- drivers/net/dsa/microchip/ksz8795.c | 8 ++++---- drivers/net/dsa/microchip/ksz8795_reg.h | 3 --- 2 files changed, 4 insertions(+), 7 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 04a571bde7e6a4f..6ddba2de2d3026e 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -23,7 +23,7 @@ static const struct { char string[ETH_GSTRING_LEN]; -} mib_names[TOTAL_SWITCH_COUNTER_NUM] = { +} mib_names[] = { { "rx_hi" }, { "rx_undersize" }, { "rx_fragments" }, @@ -656,7 +656,7 @@ static void ksz8795_get_strings(struct dsa_switch *ds, int port, { int i; - for (i = 0; i < TOTAL_SWITCH_COUNTER_NUM; i++) { + for (i = 0; i < dev->mib_cnt; i++) { memcpy(buf + i * ETH_GSTRING_LEN, mib_names[i].string, ETH_GSTRING_LEN); } @@ -1236,7 +1236,7 @@ static int ksz8795_switch_init(struct ksz_device *dev) dev->port_mask |= dev->host_mask; dev->reg_mib_cnt = KSZ8795_COUNTER_NUM; - dev->mib_cnt = TOTAL_SWITCH_COUNTER_NUM; + dev->mib_cnt = ARRAY_SIZE(mib_names); dev->mib_port_cnt = TOTAL_PORT_NUM; dev->phy_port_cnt = SWITCH_PORT_NUM; @@ -1254,7 +1254,7 @@ static int ksz8795_switch_init(struct ksz_device *dev) dev->ports[i].mib.counters = devm_kzalloc(dev->dev, sizeof(u64) * - (TOTAL_SWITCH_COUNTER_NUM + 1), + (dev->mib_cnt + 1), GFP_KERNEL); if (!dev->ports[i].mib.counters) return -ENOMEM; diff --git a/drivers/net/dsa/microchip/ksz8795_reg.h b/drivers/net/dsa/microchip/ksz8795_reg.h index 25840719b936650..c131224850135bd 100644 --- a/drivers/net/dsa/microchip/ksz8795_reg.h +++ b/drivers/net/dsa/microchip/ksz8795_reg.h @@ -852,9 +852,6 @@ #define SWITCH_PORT_NUM (TOTAL_PORT_NUM - 1) #define KSZ8795_COUNTER_NUM 0x20 -#define TOTAL_KSZ8795_COUNTER_NUM (KSZ8795_COUNTER_NUM + 4) - -#define TOTAL_SWITCH_COUNTER_NUM TOTAL_KSZ8795_COUNTER_NUM /* Common names used by other drivers */ From patchwork Wed Nov 18 22:03:52 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Grzeschik X-Patchwork-Id: 11915947 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 126CDC64E7A for ; Wed, 18 Nov 2020 22:04:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CD653246E3 for ; Wed, 18 Nov 2020 22:04:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727092AbgKRWEZ (ORCPT ); Wed, 18 Nov 2020 17:04:25 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53190 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726584AbgKRWEP (ORCPT ); Wed, 18 Nov 2020 17:04:15 -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 95F73C061A52 for ; Wed, 18 Nov 2020 14:04:14 -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 1kfVYg-00058x-Dt; Wed, 18 Nov 2020 23:04:10 +0100 Received: from mgr by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1kfVYe-0000yo-CV; Wed, 18 Nov 2020 23:04:08 +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 06/11] net: dsa: microchip: ksz8795: use phy_port_cnt where possible Date: Wed, 18 Nov 2020 23:03:52 +0100 Message-Id: <20201118220357.22292-7-m.grzeschik@pengutronix.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201118220357.22292-1-m.grzeschik@pengutronix.de> References: <20201118220357.22292-1-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 Since the driver can be used on more switches it needs to use flexible port count where ever possible. Signed-off-by: Michael Grzeschik Reviewed-by: Florian Fainelli --- v1: - based on "[PATCH v4 04/11] net: dsa: microchip: ksz8795: use port_cnt where possible" - lore: https://lore.kernel.org/netdev/20200803054442.20089-5-m.grzeschik@pengutronix.de/ --- drivers/net/dsa/microchip/ksz8795.c | 20 ++++++++++---------- drivers/net/dsa/microchip/ksz8795_reg.h | 3 --- 2 files changed, 10 insertions(+), 13 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 6ddba2de2d3026e..7114902495a0ebb 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -418,8 +418,8 @@ static void ksz8795_r_vlan_entries(struct ksz_device *dev, u16 addr) int i; ksz8795_r_table(dev, TABLE_VLAN, addr, &data); - addr *= 4; - for (i = 0; i < 4; i++) { + addr *= dev->phy_port_cnt; + for (i = 0; i < dev->phy_port_cnt; i++) { dev->vlan_cache[addr + i].table[0] = (u16)data; data >>= VLAN_TABLE_S; } @@ -433,7 +433,7 @@ static void ksz8795_r_vlan_table(struct ksz_device *dev, u16 vid, u16 *vlan) u64 buf; data = (u16 *)&buf; - addr = vid / 4; + addr = vid / dev->phy_port_cnt; index = vid & 3; ksz8795_r_table(dev, TABLE_VLAN, addr, &buf); *vlan = data[index]; @@ -447,7 +447,7 @@ static void ksz8795_w_vlan_table(struct ksz_device *dev, u16 vid, u16 vlan) u64 buf; data = (u16 *)&buf; - addr = vid / 4; + addr = vid / dev->phy_port_cnt; index = vid & 3; ksz8795_r_table(dev, TABLE_VLAN, addr, &buf); data[index] = vlan; @@ -691,12 +691,12 @@ static void ksz8795_port_stp_state_set(struct dsa_switch *ds, int port, switch (state) { case BR_STATE_DISABLED: data |= PORT_LEARN_DISABLE; - if (port < SWITCH_PORT_NUM) + if (port < dev->phy_port_cnt) member = 0; break; case BR_STATE_LISTENING: data |= (PORT_RX_ENABLE | PORT_LEARN_DISABLE); - if (port < SWITCH_PORT_NUM && + if (port < dev->phy_port_cnt && p->stp_state == BR_STATE_DISABLED) member = dev->host_mask | p->vid_member; break; @@ -720,7 +720,7 @@ static void ksz8795_port_stp_state_set(struct dsa_switch *ds, int port, break; case BR_STATE_BLOCKING: data |= PORT_LEARN_DISABLE; - if (port < SWITCH_PORT_NUM && + if (port < dev->phy_port_cnt && p->stp_state == BR_STATE_DISABLED) member = dev->host_mask | p->vid_member; break; @@ -1005,7 +1005,7 @@ static void ksz8795_config_cpu_port(struct dsa_switch *ds) ksz8795_port_setup(dev, dev->cpu_port, true); dev->member = dev->host_mask; - for (i = 0; i < SWITCH_PORT_NUM; i++) { + for (i = 0; i < dev->phy_port_cnt; i++) { p = &dev->ports[i]; /* Initialize to non-zero so that ksz_cfg_port_member() will @@ -1016,7 +1016,7 @@ static void ksz8795_config_cpu_port(struct dsa_switch *ds) ksz8795_port_stp_state_set(ds, i, BR_STATE_DISABLED); /* Last port may be disabled. */ - if (i == dev->port_cnt) + if (i == dev->phy_port_cnt) break; p->on = 1; p->phy = 1; @@ -1239,7 +1239,7 @@ static int ksz8795_switch_init(struct ksz_device *dev) dev->mib_cnt = ARRAY_SIZE(mib_names); dev->mib_port_cnt = TOTAL_PORT_NUM; - dev->phy_port_cnt = SWITCH_PORT_NUM; + dev->phy_port_cnt = dev->port_cnt; dev->cpu_port = dev->mib_port_cnt - 1; dev->host_mask = BIT(dev->cpu_port); diff --git a/drivers/net/dsa/microchip/ksz8795_reg.h b/drivers/net/dsa/microchip/ksz8795_reg.h index c131224850135bd..6377165a236fdf3 100644 --- a/drivers/net/dsa/microchip/ksz8795_reg.h +++ b/drivers/net/dsa/microchip/ksz8795_reg.h @@ -848,9 +848,6 @@ #define TOTAL_PORT_NUM 5 -/* Host port can only be last of them. */ -#define SWITCH_PORT_NUM (TOTAL_PORT_NUM - 1) - #define KSZ8795_COUNTER_NUM 0x20 /* Common names used by other drivers */ From patchwork Wed Nov 18 22:03:53 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Grzeschik X-Patchwork-Id: 11915949 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 ED51CC64E75 for ; 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Wed, 18 Nov 2020 23:04:08 +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 07/11] net: dsa: microchip: remove superfluous num_ports asignment Date: Wed, 18 Nov 2020 23:03:53 +0100 Message-Id: <20201118220357.22292-8-m.grzeschik@pengutronix.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201118220357.22292-1-m.grzeschik@pengutronix.de> References: <20201118220357.22292-1-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 num_ports is already assigned in the init function. This patch removes the extra assignment of the variable. Signed-off-by: Michael Grzeschik Reviewed-by: Florian Fainelli --- drivers/net/dsa/microchip/ksz8795.c | 2 -- drivers/net/dsa/microchip/ksz9477.c | 2 -- 2 files changed, 4 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 7114902495a0ebb..17dc720df2340b0 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -992,8 +992,6 @@ static void ksz8795_config_cpu_port(struct dsa_switch *ds) u8 remote; int i; - ds->num_ports = dev->port_cnt + 1; - /* Switch marks the maximum frame with extra byte as oversize. */ ksz_cfg(dev, REG_SW_CTRL_2, SW_LEGAL_PACKET_DISABLE, true); ksz_cfg(dev, S_TAIL_TAG_CTRL, SW_TAIL_TAG_ENABLE, true); diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index abfd3802bb51706..2119965da10ae1e 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -1267,8 +1267,6 @@ static void ksz9477_config_cpu_port(struct dsa_switch *ds) struct ksz_port *p; int i; - ds->num_ports = dev->port_cnt; - for (i = 0; i < dev->port_cnt; i++) { if (dsa_is_cpu_port(ds, i) && (dev->cpu_ports & (1 << i))) { phy_interface_t interface; From patchwork Wed Nov 18 22:03:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Grzeschik X-Patchwork-Id: 11915945 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 6DA5DC64E69 for ; Wed, 18 Nov 2020 22:04:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3B7C6246DC for ; Wed, 18 Nov 2020 22:04:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726950AbgKRWEV (ORCPT ); Wed, 18 Nov 2020 17:04:21 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53188 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726689AbgKRWEP (ORCPT ); Wed, 18 Nov 2020 17:04:15 -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 85D40C0613D4 for ; Wed, 18 Nov 2020 14:04:15 -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 1kfVYk-00058z-1h; Wed, 18 Nov 2020 23:04:14 +0100 Received: from mgr by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1kfVYe-0000yu-DQ; Wed, 18 Nov 2020 23:04:08 +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 08/11] net: dsa: microchip: ksz8795: align port_cnt usage with other microchip drivers Date: Wed, 18 Nov 2020 23:03:54 +0100 Message-Id: <20201118220357.22292-9-m.grzeschik@pengutronix.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201118220357.22292-1-m.grzeschik@pengutronix.de> References: <20201118220357.22292-1-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 ksz8795 driver is using port_cnt differently to the other microchip DSA drivers. It sets it to the external physical port count, than the whole port count (including the cpu port). This patch is aligning the variables purpose with the other microchip drivers. Signed-off-by: Michael Grzeschik Reviewed-by: Florian Fainelli --- drivers/net/dsa/microchip/ksz8795.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 17dc720df2340b0..10c9b301833dd59 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -1183,7 +1183,7 @@ static const struct ksz_chip_data ksz8795_switch_chips[] = { .num_alus = 0, .num_statics = 8, .cpu_ports = 0x10, /* can be configured as cpu port */ - .port_cnt = 4, /* total physical port count */ + .port_cnt = 5, }, { .chip_id = 0x8794, @@ -1192,7 +1192,7 @@ static const struct ksz_chip_data ksz8795_switch_chips[] = { .num_alus = 0, .num_statics = 8, .cpu_ports = 0x10, /* can be configured as cpu port */ - .port_cnt = 3, /* total physical port count */ + .port_cnt = 4, }, { .chip_id = 0x8765, @@ -1201,7 +1201,7 @@ static const struct ksz_chip_data ksz8795_switch_chips[] = { .num_alus = 0, .num_statics = 8, .cpu_ports = 0x10, /* can be configured as cpu port */ - .port_cnt = 4, /* total physical port count */ + .port_cnt = 5, }, }; @@ -1237,7 +1237,7 @@ static int ksz8795_switch_init(struct ksz_device *dev) dev->mib_cnt = ARRAY_SIZE(mib_names); dev->mib_port_cnt = TOTAL_PORT_NUM; - dev->phy_port_cnt = dev->port_cnt; + dev->phy_port_cnt = dev->port_cnt - 1; dev->cpu_port = dev->mib_port_cnt - 1; dev->host_mask = BIT(dev->cpu_port); @@ -1259,7 +1259,7 @@ static int ksz8795_switch_init(struct ksz_device *dev) } /* set the real number of ports */ - dev->ds->num_ports = dev->port_cnt + 1; + dev->ds->num_ports = dev->port_cnt; return 0; } From patchwork Wed Nov 18 22:03:55 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Grzeschik X-Patchwork-Id: 11915935 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 C34CAC5519F for ; Wed, 18 Nov 2020 22:04:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 536A8246DC for ; Wed, 18 Nov 2020 22:04:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726822AbgKRWEQ (ORCPT ); Wed, 18 Nov 2020 17:04:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53184 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726346AbgKRWEO (ORCPT ); Wed, 18 Nov 2020 17:04:14 -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 87A6FC061A4D for ; Wed, 18 Nov 2020 14:04:14 -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 1kfVYg-000590-E0; Wed, 18 Nov 2020 23:04:10 +0100 Received: from mgr by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1kfVYe-0000yx-Dt; Wed, 18 Nov 2020 23:04:08 +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 09/11] net: dsa: microchip: remove usage of mib_port_count Date: Wed, 18 Nov 2020 23:03:55 +0100 Message-Id: <20201118220357.22292-10-m.grzeschik@pengutronix.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201118220357.22292-1-m.grzeschik@pengutronix.de> References: <20201118220357.22292-1-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. Signed-off-by: Michael Grzeschik Reviewed-by: Andrew Lunn Reviewed-by: Florian Fainelli --- 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 10c9b301833dd59..9ea5ec61513023f 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -760,7 +760,7 @@ 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]; @@ -1236,18 +1236,17 @@ 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 2119965da10ae1e..42e647b67abd500 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 0ef854911f215fa..566edfe1323ee69 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 629700a63702435..720f22275c84448 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; From patchwork Wed Nov 18 22:03:56 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Grzeschik X-Patchwork-Id: 11915957 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 C4D1EC64E7D for ; Wed, 18 Nov 2020 22:04:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8DF21246E1 for ; Wed, 18 Nov 2020 22:04:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727127AbgKRWEb (ORCPT ); Wed, 18 Nov 2020 17:04:31 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53188 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726524AbgKRWEP (ORCPT ); Wed, 18 Nov 2020 17:04:15 -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 91019C061A51 for ; Wed, 18 Nov 2020 14:04:14 -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 1kfVYg-000591-E0; Wed, 18 Nov 2020 23:04:10 +0100 Received: from mgr by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1kfVYe-0000z0-EK; Wed, 18 Nov 2020 23:04:08 +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 10/11] net: dsa: microchip: ksz8795: dynamic allocate memory for flush_dyn_mac_table Date: Wed, 18 Nov 2020 23:03:56 +0100 Message-Id: <20201118220357.22292-11-m.grzeschik@pengutronix.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201118220357.22292-1-m.grzeschik@pengutronix.de> References: <20201118220357.22292-1-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 To get the driver working with other chips using different port counts the dyn_mac_table should be flushed depending on the amount of physical ports. Signed-off-by: Michael Grzeschik Reviewed-by: Florian Fainelli --- v1: - based on "[PATCH v4 05/11] net: dsa: microchip: ksz8795: dynamica allocate memory for flush_dyn_mac_table" - lore: https://lore.kernel.org/netdev/20200803054442.20089-6-m.grzeschik@pengutronix.de/ --- drivers/net/dsa/microchip/ksz8795.c | 8 ++++++-- drivers/net/dsa/microchip/ksz8795_reg.h | 2 -- 2 files changed, 6 insertions(+), 4 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 9ea5ec61513023f..418f71e5b90761c 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -750,11 +750,14 @@ static void ksz8795_port_stp_state_set(struct dsa_switch *ds, int port, static void ksz8795_flush_dyn_mac_table(struct ksz_device *dev, int port) { - u8 learn[TOTAL_PORT_NUM]; int first, index, cnt; struct ksz_port *p; + u8 *learn = kzalloc(dev->port_cnt, GFP_KERNEL); - if ((uint)port < TOTAL_PORT_NUM) { + if (!learn) + return; + + if ((uint)port < dev->port_cnt) { first = port; cnt = port + 1; } else { @@ -779,6 +782,7 @@ static void ksz8795_flush_dyn_mac_table(struct ksz_device *dev, int port) if (!(learn[index] & PORT_LEARN_DISABLE)) ksz_pwrite8(dev, index, P_STP_CTRL, learn[index]); } + kfree(learn); } static int ksz8795_port_vlan_filtering(struct dsa_switch *ds, int port, diff --git a/drivers/net/dsa/microchip/ksz8795_reg.h b/drivers/net/dsa/microchip/ksz8795_reg.h index 6377165a236fdf3..681d19ab27b89da 100644 --- a/drivers/net/dsa/microchip/ksz8795_reg.h +++ b/drivers/net/dsa/microchip/ksz8795_reg.h @@ -846,8 +846,6 @@ #define KS_PRIO_IN_REG 4 -#define TOTAL_PORT_NUM 5 - #define KSZ8795_COUNTER_NUM 0x20 /* Common names used by other drivers */ From patchwork Wed Nov 18 22:03:57 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Michael Grzeschik X-Patchwork-Id: 11915937 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 0FB6AC63798 for ; Wed, 18 Nov 2020 22:04:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id ADD8F246E2 for ; Wed, 18 Nov 2020 22:04:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726902AbgKRWER (ORCPT ); Wed, 18 Nov 2020 17:04:17 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53198 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725832AbgKRWEP (ORCPT ); Wed, 18 Nov 2020 17:04:15 -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 8A54AC0613D6 for ; Wed, 18 Nov 2020 14:04:15 -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 1kfVYk-000592-1e; Wed, 18 Nov 2020 23:04:14 +0100 Received: from mgr by dude.hi.pengutronix.de with local (Exim 4.92) (envelope-from ) id 1kfVYe-0000z3-Es; Wed, 18 Nov 2020 23:04:08 +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 11/11] net: dsa: microchip: ksz8795: use num_vlans where possible Date: Wed, 18 Nov 2020 23:03:57 +0100 Message-Id: <20201118220357.22292-12-m.grzeschik@pengutronix.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20201118220357.22292-1-m.grzeschik@pengutronix.de> References: <20201118220357.22292-1-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 value of the define VLAN_TABLE_ENTRIES can be derived from num_vlans. This patch is using the variable num_vlans instead and removes the extra define. Signed-off-by: Michael Grzeschik Reviewed-by: Andrew Lunn Reviewed-by: Florian Fainelli --- drivers/net/dsa/microchip/ksz8795.c | 2 +- drivers/net/dsa/microchip/ksz8795_reg.h | 1 - 2 files changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/net/dsa/microchip/ksz8795.c b/drivers/net/dsa/microchip/ksz8795.c index 418f71e5b90761c..ca44959b49126e3 100644 --- a/drivers/net/dsa/microchip/ksz8795.c +++ b/drivers/net/dsa/microchip/ksz8795.c @@ -1087,7 +1087,7 @@ static int ksz8795_setup(struct dsa_switch *ds) (BROADCAST_STORM_VALUE * BROADCAST_STORM_PROT_RATE) / 100); - for (i = 0; i < VLAN_TABLE_ENTRIES; i++) + for (i = 0; i < (dev->num_vlans / 4); i++) ksz8795_r_vlan_entries(dev, i); /* Setup STP address for STP operation. */ diff --git a/drivers/net/dsa/microchip/ksz8795_reg.h b/drivers/net/dsa/microchip/ksz8795_reg.h index 681d19ab27b89da..40372047d40d828 100644 --- a/drivers/net/dsa/microchip/ksz8795_reg.h +++ b/drivers/net/dsa/microchip/ksz8795_reg.h @@ -989,7 +989,6 @@ #define TAIL_TAG_OVERRIDE BIT(6) #define TAIL_TAG_LOOKUP BIT(7) -#define VLAN_TABLE_ENTRIES (4096 / 4) #define FID_ENTRIES 128 #endif