netdev - [net-next 13/17] igc: Remove symbol error counter

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Message-Id: <20200529044004.3725307-14-jeffrey.t.kirsher@intel.com>
Date:   Thu, 28 May 2020 21:40:00 -0700
From:   Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To:     davem@...emloft.net
Cc:     Sasha Neftin <sasha.neftin@...el.com>, netdev@...r.kernel.org,
        nhorman@...hat.com, sassmann@...hat.com,
        Aaron Brown <aaron.f.brown@...el.com>,
        Jeff Kirsher <jeffrey.t.kirsher@...el.com>
Subject: [net-next 13/17] igc: Remove symbol error counter

From: Sasha Neftin <sasha.neftin@...el.com>

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@...el.com>
Tested-by: Aaron Brown <aaron.f.brown@...el.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
---
 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(-)

diff --git a/drivers/net/ethernet/intel/igc/igc_mac.c b/drivers/net/ethernet/intel/igc/igc_mac.c
index 89445ab02a98..9de70a24cb9e 100644
--- a/drivers/net/ethernet/intel/igc/igc_mac.c
+++ b/drivers/net/ethernet/intel/igc/igc_mac.c
@@ -235,7 +235,6 @@ s32 igc_force_mac_fc(struct igc_hw *hw)
 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);
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 97d26991c87e..662f06a647e6 100644
--- 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)
 	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);
diff --git a/drivers/net/ethernet/intel/igc/igc_regs.h b/drivers/net/ethernet/intel/igc/igc_regs.h
index 7f999cfc9b39..a3e4ec922948 100644
--- 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 */
-- 
2.26.2