[net-next 14/17] igc: Add Receive Error Counter
From: Jeff Kirsher <hidden>
Date: 2020-05-29 04:40:37
Subsystem:
intel ethernet drivers, networking drivers, the rest · Maintainers:
Tony Nguyen, Przemek Kitszel, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Sasha Neftin <redacted> Receive error counter reflect total number of non-filtered packets received with errors. This includes: CRC error, symbol error, Rx data error and carrier extend error. Signed-off-by: Sasha Neftin <redacted> Tested-by: Aaron Brown <redacted> Signed-off-by: Jeff Kirsher <redacted> --- drivers/net/ethernet/intel/igc/igc_mac.c | 1 + drivers/net/ethernet/intel/igc/igc_main.c | 1 + drivers/net/ethernet/intel/igc/igc_regs.h | 1 + 3 files changed, 3 insertions(+)
diff --git a/drivers/net/ethernet/intel/igc/igc_mac.c b/drivers/net/ethernet/intel/igc/igc_mac.c
index 9de70a24cb9e..a5a087e1ac02 100644
--- a/drivers/net/ethernet/intel/igc/igc_mac.c
+++ b/drivers/net/ethernet/intel/igc/igc_mac.c@@ -241,6 +241,7 @@ void igc_clear_hw_cntrs_base(struct igc_hw *hw) rd32(IGC_MCC); rd32(IGC_LATECOL); rd32(IGC_COLC); + rd32(IGC_RERC); rd32(IGC_DC); rd32(IGC_SEC); rd32(IGC_RLEC);
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 662f06a647e6..e0c45ffa12c4 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c@@ -3740,6 +3740,7 @@ void igc_update_stats(struct igc_adapter *adapter) adapter->stats.tpt += rd32(IGC_TPT); adapter->stats.colc += rd32(IGC_COLC); + adapter->stats.colc += rd32(IGC_RERC); adapter->stats.algnerrc += rd32(IGC_ALGNERRC);
diff --git a/drivers/net/ethernet/intel/igc/igc_regs.h b/drivers/net/ethernet/intel/igc/igc_regs.h
index a3e4ec922948..7ac3b611708c 100644
--- a/drivers/net/ethernet/intel/igc/igc_regs.h
+++ b/drivers/net/ethernet/intel/igc/igc_regs.h@@ -134,6 +134,7 @@ #define IGC_MCC 0x0401C /* Multiple Collision Count - R/clr */ #define IGC_LATECOL 0x04020 /* Late Collision Count - R/clr */ #define IGC_COLC 0x04028 /* Collision Count - R/clr */ +#define IGC_RERC 0x0402C /* Receive Error Count - R/clr */ #define IGC_DC 0x04030 /* Defer Count - R/clr */ #define IGC_TNCRS 0x04034 /* Tx-No CRS - R/clr */ #define IGC_SEC 0x04038 /* Sequence Error Count - R/clr */
--
2.26.2