From patchwork Thu Apr 5 06:11:28 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Raghuram Chary J X-Patchwork-Id: 895282 X-Patchwork-Delegate: linville@tuxdriver.com 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=microchip.com Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 40Gsp11jM1z9s0y for ; Thu, 5 Apr 2018 16:08:24 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751231AbeDEGIT (ORCPT ); Thu, 5 Apr 2018 02:08:19 -0400 Received: from esa3.microchip.iphmx.com ([68.232.153.233]:33019 "EHLO esa3.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750943AbeDEGIT (ORCPT ); Thu, 5 Apr 2018 02:08:19 -0400 X-IronPort-AV: E=Sophos;i="5.48,410,1517900400"; d="scan'208";a="12987871" Received: from smtpout.microchip.com (HELO email.microchip.com) ([198.175.253.82]) by esa3.microchip.iphmx.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 04 Apr 2018 23:08:18 -0700 Received: from I20884-mchip.microchip.com (10.10.76.4) by chn-sv-exch03.mchp-main.com (10.10.76.49) with Microsoft SMTP Server id 14.3.352.0; Wed, 4 Apr 2018 23:08:17 -0700 From: Raghuram Chary J To: CC: , , , Subject: [PATCH ethtool] ethtool: Add register dump support for MICROCHIP LAN78xx Date: Thu, 5 Apr 2018 11:41:28 +0530 Message-ID: <20180405061128.5479-1-raghuramchary.jallipalli@microchip.com> X-Mailer: git-send-email 2.16.2 MIME-Version: 1.0 Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This patch adds support for Microchip's lan78xx families of USB Ethernet controllers to ethtool's dump registers command. This patch is for use with the lan78xx driver. Signed-off-by: Raghuram Chary J --- Makefile.am | 2 +- ethtool.c | 1 + internal.h | 4 +++ lan78xx.c | 87 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 4 files changed, 93 insertions(+), 1 deletion(-) create mode 100644 lan78xx.c diff --git a/Makefile.am b/Makefile.am index edbda57..14f79b6 100644 --- a/Makefile.am +++ b/Makefile.am @@ -14,7 +14,7 @@ ethtool_SOURCES += \ pcnet32.c realtek.c tg3.c marvell.c vioc.c \ smsc911x.c at76c50x-usb.c sfc.c stmmac.c \ sff-common.c sff-common.h sfpid.c sfpdiag.c \ - ixgbevf.c tse.c vmxnet3.c qsfp.c qsfp.h fjes.c + ixgbevf.c tse.c vmxnet3.c qsfp.c qsfp.h fjes.c lan78xx.c endif TESTS = test-cmdline test-features diff --git a/ethtool.c b/ethtool.c index da7421c..3494402 100644 --- a/ethtool.c +++ b/ethtool.c @@ -1160,6 +1160,7 @@ static const struct { { "altera_tse", altera_tse_dump_regs }, { "vmxnet3", vmxnet3_dump_regs }, { "fjes", fjes_dump_regs }, + { "lan78xx", lan78xx_dump_regs }, #endif }; diff --git a/internal.h b/internal.h index 913f4eb..b239dc7 100644 --- a/internal.h +++ b/internal.h @@ -350,4 +350,8 @@ void sff8636_show_all(const __u8 *id, __u32 eeprom_len); /* FUJITSU Extended Socket network device */ int fjes_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + +/* MICROCHIP LAN78XX USB ETHERNET Controller */ +int lan78xx_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs); + #endif /* ETHTOOL_INTERNAL_H__ */ diff --git a/lan78xx.c b/lan78xx.c new file mode 100644 index 0000000..bb64e80 --- /dev/null +++ b/lan78xx.c @@ -0,0 +1,87 @@ +#include +#include +#include "internal.h" + +int lan78xx_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs) +{ + unsigned int *lan78xx_reg = (unsigned int *)regs->data; + + fprintf(stdout, "LAN78xx Registers:\n"); + fprintf(stdout, "------------------\n"); + fprintf(stdout, "ID_REV = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "INT_STS = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "HW_CFG = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "PMT_CTRL = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "E2P_CMD = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "E2P_DATA = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "USB_STATUS = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "VLAN_TYPE = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "\n"); + + fprintf(stdout, "MAC Registers:\n"); + fprintf(stdout, "--------------\n"); + fprintf(stdout, "MAC_CR = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "MAC_RX = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "MAC_TX = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "FLOW = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "ERR_STS = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "MII_ACC = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "MII_DATA = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "EEE_TX_LPI_REQ_DLY = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "EEE_TW_TX_SYS = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "EEE_TX_LPI_REM_DLY = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "WUCSR = 0x%08X\n", *lan78xx_reg++); + fprintf(stdout, "\n"); + + fprintf(stdout, "PHY Registers:\n"); + fprintf(stdout, "--------------\n"); + fprintf(stdout, "Mode Control = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Mode Status = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Device identifier1 = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Device identifier2 = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Auto-Neg Advertisement = 0x%04X\n", + *lan78xx_reg++); + fprintf(stdout, "Auto-Neg Link Partner Ability = 0x%04X\n", + *lan78xx_reg++); + fprintf(stdout, "Auto-Neg Expansion = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Auto-Neg Next Page TX = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Auto-Neg Link Partner Next Page RX = 0x%04X\n", + *lan78xx_reg++); + fprintf(stdout, "1000BASE-T Control = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "1000BASE-T Status = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Reserved = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Reserved = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "MMD Access Control = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "MMD Access Address/Data = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "1000BASE-T Status Extension1 = 0x%04X\n", + *lan78xx_reg++); + fprintf(stdout, "1000BASE-TX Status Extension = 0x%04X\n", + *lan78xx_reg++); + fprintf(stdout, "1000BASE-T Status Extension2 = 0x%04X\n", + *lan78xx_reg++); + fprintf(stdout, "Bypass Control = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, + "100BASE-TX/1000BASE-T Rx Error Counter = 0x%04X\n", + *lan78xx_reg++); + fprintf(stdout, + "100BASE-TX/1000BASE-T FC Err Counter = 0x%04X\n", + *lan78xx_reg++); + fprintf(stdout, + "10BASE-T/100BASE-TX/1000BASE-T LD Counter = 0x%04X\n", + *lan78xx_reg++); + fprintf(stdout, "Extended 10BASE-T Control and Status = 0x%04X\n", + *lan78xx_reg++); + fprintf(stdout, "Extended PHY Control1 = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Extended PHY Control2 = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Interrupt Mask = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Interrupt Status = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Reserved = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Auxiliary Control and Status = 0x%04X\n", + *lan78xx_reg++); + fprintf(stdout, "LED Mode Select = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "LED Behavior = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "Extended Page Access = 0x%04X\n", *lan78xx_reg++); + fprintf(stdout, "\n"); + + return 0; +}