diff options
| author | Sasha Neftin <sasha.neftin@intel.com> | 2020-06-04 14:25:16 +0300 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2020-06-29 18:21:41 -0700 |
| commit | 900d1e8b346b6f3f33718f5db8d3ee8b192860ba (patch) | |
| tree | c820049b176718b95dcb318e77372747574d3ebc /drivers | |
| parent | 1cbedabffdb1737fc40136de9b72e4c69c3e29ce (diff) | |
| download | lwn-900d1e8b346b6f3f33718f5db8d3ee8b192860ba.tar.gz lwn-900d1e8b346b6f3f33718f5db8d3ee8b192860ba.zip | |
igc: Add LPI counters
Add EEE TX LPI and EEE RX LPI counters. A EEE TX LPI event
occurs when the transmitter enters EEE (IEEE 802.3az) LPI
state. A EEE RX LPI event occurs when the receiver detect
link partner entry into EEE(IEEE 802.3az) LPI state.
Signed-off-by: Sasha Neftin <sasha.neftin@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/ethernet/intel/igc/igc_mac.c | 2 | ||||
| -rw-r--r-- | drivers/net/ethernet/intel/igc/igc_regs.h | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/igc/igc_mac.c b/drivers/net/ethernet/intel/igc/igc_mac.c index bc077f230f17..f3f7717b6233 100644 --- a/drivers/net/ethernet/intel/igc/igc_mac.c +++ b/drivers/net/ethernet/intel/igc/igc_mac.c @@ -307,6 +307,8 @@ void igc_clear_hw_cntrs_base(struct igc_hw *hw) rd32(IGC_ICRXDMTC); rd32(IGC_RPTHC); + rd32(IGC_TLPIC); + rd32(IGC_RLPIC); rd32(IGC_HGPTC); rd32(IGC_HGORCL); rd32(IGC_HGORCH); diff --git a/drivers/net/ethernet/intel/igc/igc_regs.h b/drivers/net/ethernet/intel/igc/igc_regs.h index d53f49833db5..eb3e8e70501d 100644 --- a/drivers/net/ethernet/intel/igc/igc_regs.h +++ b/drivers/net/ethernet/intel/igc/igc_regs.h @@ -188,6 +188,8 @@ #define IGC_ICTXQEC 0x04118 /* Interrupt Cause Tx Queue Empty Count */ #define IGC_ICTXQMTC 0x0411C /* Interrupt Cause Tx Queue Min Thresh Count */ #define IGC_RPTHC 0x04104 /* Rx Packets To Host */ +#define IGC_TLPIC 0x04148 /* EEE Tx LPI Count */ +#define IGC_RLPIC 0x0414C /* EEE Rx LPI Count */ #define IGC_HGPTC 0x04118 /* Host Good Packets Tx Count */ #define IGC_RXDMTC 0x04120 /* Rx Descriptor Minimum Threshold Count */ #define IGC_HGORCL 0x04128 /* Host Good Octets Received Count Low */ |