netdev - [net-next 14/14] igc: Remove unused registers

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Message-Id: <20200520000419.1595788-15-jeffrey.t.kirsher@intel.com>
Date:   Tue, 19 May 2020 17:04:19 -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 14/14] igc: Remove unused registers

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

Tx data FIFO Head/Tail, Saved and Packet Count registers
not applicable for i225 LAN controller.
This patch comes to clean up these registers.

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_dump.c | 4 ----
 drivers/net/ethernet/intel/igc/igc_regs.h | 5 -----
 2 files changed, 9 deletions(-)

diff --git a/drivers/net/ethernet/intel/igc/igc_dump.c b/drivers/net/ethernet/intel/igc/igc_dump.c
index 4ad32d98f77f..4b9ec7d0b727 100644
--- a/drivers/net/ethernet/intel/igc/igc_dump.c
+++ b/drivers/net/ethernet/intel/igc/igc_dump.c
@@ -35,10 +35,6 @@ static const struct igc_reg_info igc_reg_info_tbl[] = {
 	{IGC_TDH(0), "TDH"},
 	{IGC_TDT(0), "TDT"},
 	{IGC_TXDCTL(0), "TXDCTL"},
-	{IGC_TDFH, "TDFH"},
-	{IGC_TDFT, "TDFT"},
-	{IGC_TDFHS, "TDFHS"},
-	{IGC_TDFPC, "TDFPC"},
 
 	/* List Terminator */
 	{}
diff --git a/drivers/net/ethernet/intel/igc/igc_regs.h b/drivers/net/ethernet/intel/igc/igc_regs.h
index 763a24d52865..61db951f0947 100644
--- a/drivers/net/ethernet/intel/igc/igc_regs.h
+++ b/drivers/net/ethernet/intel/igc/igc_regs.h
@@ -17,11 +17,6 @@
 /* Internal Packet Buffer Size Registers */
 #define IGC_RXPBS		0x02404  /* Rx Packet Buffer Size - RW */
 #define IGC_TXPBS		0x03404  /* Tx Packet Buffer Size - RW */
-#define IGC_TDFH		0x03410  /* Tx Data FIFO Head - RW */
-#define IGC_TDFT		0x03418  /* Tx Data FIFO Tail - RW */
-#define IGC_TDFHS		0x03420  /* Tx Data FIFO Head Saved - RW */
-#define IGC_TDFTS		0x03428  /* Tx Data FIFO Tail Saved - RW */
-#define IGC_TDFPC		0x03430  /* Tx Data FIFO Packet Count - RW */
 
 /* NVM  Register Descriptions */
 #define IGC_EERD		0x12014  /* EEprom mode read - RW */
-- 
2.26.2