From 0a915b95d67f3bf63121c04aeb4eaebb183feb58 Mon Sep 17 00:00:00 2001 From: Carolyn Wyborny Date: Sat, 26 Feb 2011 07:42:37 +0000 Subject: [PATCH] igb: Add stats output for OS2BMC feature on i350 devices This patch adds statistics output for OS2BMC feature which is configured by eeprom on capable devices. Signed-off-by: Carolyn Wyborny Tested-by: Aaron Brown Signed-off-by: Jeff Kirsher --- drivers/net/igb/e1000_defines.h | 1 + drivers/net/igb/e1000_hw.h | 4 ++++ drivers/net/igb/e1000_regs.h | 7 +++++++ drivers/net/igb/igb_ethtool.c | 9 ++++++++- drivers/net/igb/igb_main.c | 9 +++++++++ 5 files changed, 29 insertions(+), 1 deletion(-) diff --git a/drivers/net/igb/e1000_defines.h b/drivers/net/igb/e1000_defines.h index ff46c91520af..92e11da25749 100644 --- a/drivers/net/igb/e1000_defines.h +++ b/drivers/net/igb/e1000_defines.h @@ -110,6 +110,7 @@ /* Management Control */ #define E1000_MANC_SMBUS_EN 0x00000001 /* SMBus Enabled - RO */ #define E1000_MANC_ASF_EN 0x00000002 /* ASF Enabled - RO */ +#define E1000_MANC_EN_BMC2OS 0x10000000 /* OSBMC is Enabled or not */ /* Enable Neighbor Discovery Filtering */ #define E1000_MANC_RCV_TCO_EN 0x00020000 /* Receive TCO Packets Enabled */ #define E1000_MANC_BLK_PHY_RST_ON_IDE 0x00040000 /* Block phy resets */ diff --git a/drivers/net/igb/e1000_hw.h b/drivers/net/igb/e1000_hw.h index 281324e85980..eec9ed735588 100644 --- a/drivers/net/igb/e1000_hw.h +++ b/drivers/net/igb/e1000_hw.h @@ -248,6 +248,10 @@ struct e1000_hw_stats { u64 scvpc; u64 hrmpc; u64 doosync; + u64 o2bgptc; + u64 o2bspc; + u64 b2ospc; + u64 b2ogprc; }; struct e1000_phy_stats { diff --git a/drivers/net/igb/e1000_regs.h b/drivers/net/igb/e1000_regs.h index 3a6f8471aea2..61713548c027 100644 --- a/drivers/net/igb/e1000_regs.h +++ b/drivers/net/igb/e1000_regs.h @@ -328,4 +328,11 @@ /* DMA Coalescing registers */ #define E1000_PCIEMISC 0x05BB8 /* PCIE misc config register */ + +/* OS2BMC Registers */ +#define E1000_B2OSPC 0x08FE0 /* BMC2OS packets sent by BMC */ +#define E1000_B2OGPRC 0x04158 /* BMC2OS packets received by host */ +#define E1000_O2BGPTC 0x08FE4 /* OS2BMC packets received by BMC */ +#define E1000_O2BSPC 0x0415C /* OS2BMC packets transmitted by host */ + #endif diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c index 61f7849cb5a7..78d420b4b2db 100644 --- a/drivers/net/igb/igb_ethtool.c +++ b/drivers/net/igb/igb_ethtool.c @@ -86,6 +86,10 @@ static const struct igb_stats igb_gstrings_stats[] = { IGB_STAT("tx_smbus", stats.mgptc), IGB_STAT("rx_smbus", stats.mgprc), IGB_STAT("dropped_smbus", stats.mgpdc), + IGB_STAT("os2bmc_rx_by_bmc", stats.o2bgptc), + IGB_STAT("os2bmc_tx_by_bmc", stats.b2ospc), + IGB_STAT("os2bmc_tx_by_host", stats.o2bspc), + IGB_STAT("os2bmc_rx_by_host", stats.b2ogprc), }; #define IGB_NETDEV_STAT(_net_stat) { \ @@ -603,7 +607,10 @@ static void igb_get_regs(struct net_device *netdev, regs_buff[548] = rd32(E1000_TDFT); regs_buff[549] = rd32(E1000_TDFHS); regs_buff[550] = rd32(E1000_TDFPC); - + regs_buff[551] = adapter->stats.o2bgptc; + regs_buff[552] = adapter->stats.b2ospc; + regs_buff[553] = adapter->stats.o2bspc; + regs_buff[554] = adapter->stats.b2ogprc; } static int igb_get_eeprom_len(struct net_device *netdev) diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index eef380af0537..3666b967846a 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -4560,6 +4560,15 @@ void igb_update_stats(struct igb_adapter *adapter, adapter->stats.mgptc += rd32(E1000_MGTPTC); adapter->stats.mgprc += rd32(E1000_MGTPRC); adapter->stats.mgpdc += rd32(E1000_MGTPDC); + + /* OS2BMC Stats */ + reg = rd32(E1000_MANC); + if (reg & E1000_MANC_EN_BMC2OS) { + adapter->stats.o2bgptc += rd32(E1000_O2BGPTC); + adapter->stats.o2bspc += rd32(E1000_O2BSPC); + adapter->stats.b2ospc += rd32(E1000_B2OSPC); + adapter->stats.b2ogprc += rd32(E1000_B2OGPRC); + } } static irqreturn_t igb_msix_other(int irq, void *data) -- 2.34.1