From: Sasha Neftin <sasha.neftin@intel.com>
Date: Tue, 19 May 2020 17:36:34 +0300
Subject: igc: Remove symbol error counter
Patch-mainline: v5.8-rc1
Git-commit: 758b51e1e71e38257dfcb753edaf07d417611786
References: jsc#SLE-13533

Accordance to the i225 datasheet symbol error counter does not
applicable to the i225 device.
This patch comes to clean up this counter.

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>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 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 deletions(-)

--- a/drivers/net/ethernet/intel/igc/igc_mac.c
+++ b/drivers/net/ethernet/intel/igc/igc_mac.c
@@ -235,7 +235,6 @@ out:
 void igc_clear_hw_cntrs_base(struct igc_hw *hw)
 {
 	rd32(IGC_CRCERRS);
-	rd32(IGC_SYMERRS);
 	rd32(IGC_MPC);
 	rd32(IGC_SCC);
 	rd32(IGC_ECOL);
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -3701,7 +3701,6 @@ void igc_update_stats(struct igc_adapter
 	adapter->stats.prc511 += rd32(IGC_PRC511);
 	adapter->stats.prc1023 += rd32(IGC_PRC1023);
 	adapter->stats.prc1522 += rd32(IGC_PRC1522);
-	adapter->stats.symerrs += rd32(IGC_SYMERRS);
 	adapter->stats.sec += rd32(IGC_SEC);
 
 	mpc = rd32(IGC_MPC);
--- a/drivers/net/ethernet/intel/igc/igc_regs.h
+++ b/drivers/net/ethernet/intel/igc/igc_regs.h
@@ -127,7 +127,6 @@
 /* Statistics Register Descriptions */
 #define IGC_CRCERRS	0x04000  /* CRC Error Count - R/clr */
 #define IGC_ALGNERRC	0x04004  /* Alignment Error Count - R/clr */
-#define IGC_SYMERRS	0x04008  /* Symbol Error Count - R/clr */
 #define IGC_RXERRC	0x0400C  /* Receive Error Count - R/clr */
 #define IGC_MPC		0x04010  /* Missed Packet Count - R/clr */
 #define IGC_SCC		0x04014  /* Single Collision Count - R/clr */