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igb: Add stats output for OS2BMC feature on i350 devices

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This patch adds statistics output for OS2BMC feature which is configured
by eeprom on capable devices.

Signed-off-by: Carolyn Wyborny <carolyn.wyborny@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Carolyn Wyborny 2011-02-26 07:42:37 +00:00 • committed by Jeff Kirsher
parent a1d76e10ae
commit 0a915b95d6
5 changed files with 29 additions and 1 deletions

1
drivers/net/igb/e1000_defines.h
View file

@ -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 */

4
drivers/net/igb/e1000_hw.h
View file

@ -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 {

7
drivers/net/igb/e1000_regs.h
View file

@ -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

9
drivers/net/igb/igb_ethtool.c
View file

@ -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)

9
drivers/net/igb/igb_main.c
View file

@ -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)