netdev - [net-next 15/17] igc: Remove Sequence Error Counter

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Message-Id: <20200529044004.3725307-16-jeffrey.t.kirsher@intel.com>
Date:   Thu, 28 May 2020 21:40:02 -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 15/17] igc: Remove Sequence Error Counter

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

Accordance to the i225 datasheet sequence 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 a5a087e1ac02..fb496617e8e1 100644
--- a/drivers/net/ethernet/intel/igc/igc_mac.c
+++ b/drivers/net/ethernet/intel/igc/igc_mac.c
@@ -243,7 +243,6 @@ void igc_clear_hw_cntrs_base(struct igc_hw *hw)
 	rd32(IGC_COLC);
 	rd32(IGC_RERC);
 	rd32(IGC_DC);
-	rd32(IGC_SEC);
 	rd32(IGC_RLEC);
 	rd32(IGC_XONRXC);
 	rd32(IGC_XONTXC);
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index e0c45ffa12c4..43fcabb5c023 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.sec += rd32(IGC_SEC);
 
 	mpc = rd32(IGC_MPC);
 	adapter->stats.mpc += mpc;
diff --git a/drivers/net/ethernet/intel/igc/igc_regs.h b/drivers/net/ethernet/intel/igc/igc_regs.h
index 7ac3b611708c..2b7a877dadac 100644
--- a/drivers/net/ethernet/intel/igc/igc_regs.h
+++ b/drivers/net/ethernet/intel/igc/igc_regs.h
@@ -137,7 +137,6 @@
 #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 */
 #define IGC_CEXTERR	0x0403C  /* Carrier Extension Error Count - R/clr */
 #define IGC_RLEC	0x04040  /* Receive Length Error Count - R/clr */
 #define IGC_XONRXC	0x04048  /* XON Rx Count - R/clr */
-- 
2.26.2