sfc: Remove support for SFN4111T, SFT9001 and Falcon GMAC

SFN4111T never reached production and is not being used for internal
or customer testing.

Since we have no production Falcon boards using the SFT9001 or the
GMAC, remove support for them as well.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 230 deletions

diff --git a/drivers/net/sfc/falcon_gmac.c b/drivers/net/sfc/falcon_gmac.c
deleted file mode 100644
index 7dadfcb..0000000
--- a/drivers/net/sfc/falcon_gmac.c
+++ /dev/null
@@ -1,230 +0,0 @@
-/****************************************************************************
- * Driver for Solarflare Solarstorm network controllers and boards
- * Copyright 2005-2006 Fen Systems Ltd.
- * Copyright 2006-2009 Solarflare Communications Inc.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation, incorporated herein by reference.
- */
-
-#include <linux/delay.h>
-#include "net_driver.h"
-#include "efx.h"
-#include "nic.h"
-#include "mac.h"
-#include "regs.h"
-#include "io.h"
-
-/**************************************************************************
- *
- * MAC operations
- *
- *************************************************************************/
-
-static int falcon_reconfigure_gmac(struct efx_nic *efx)
-{
-	struct efx_link_state *link_state = &efx->link_state;
-	bool loopback, tx_fc, rx_fc, bytemode;
-	int if_mode;
-	unsigned int max_frame_len;
-	efx_oword_t reg;
-
-	/* Configuration register 1 */
-	tx_fc = (link_state->fc & EFX_FC_TX) || !link_state->fd;
-	rx_fc = !!(link_state->fc & EFX_FC_RX);
-	loopback = (efx->loopback_mode == LOOPBACK_GMAC);
-	bytemode = (link_state->speed == 1000);
-
-	EFX_POPULATE_OWORD_5(reg,
-			     FRF_AB_GM_LOOP, loopback,
-			     FRF_AB_GM_TX_EN, 1,
-			     FRF_AB_GM_TX_FC_EN, tx_fc,
-			     FRF_AB_GM_RX_EN, 1,
-			     FRF_AB_GM_RX_FC_EN, rx_fc);
-	efx_writeo(efx, &reg, FR_AB_GM_CFG1);
-	udelay(10);
-
-	/* Configuration register 2 */
-	if_mode = (bytemode) ? 2 : 1;
-	EFX_POPULATE_OWORD_5(reg,
-			     FRF_AB_GM_IF_MODE, if_mode,
-			     FRF_AB_GM_PAD_CRC_EN, 1,
-			     FRF_AB_GM_LEN_CHK, 1,
-			     FRF_AB_GM_FD, link_state->fd,
-			     FRF_AB_GM_PAMBL_LEN, 0x7/*datasheet recommended */);
-
-	efx_writeo(efx, &reg, FR_AB_GM_CFG2);
-	udelay(10);
-
-	/* Max frame len register */
-	max_frame_len = EFX_MAX_FRAME_LEN(efx->net_dev->mtu);
-	EFX_POPULATE_OWORD_1(reg, FRF_AB_GM_MAX_FLEN, max_frame_len);
-	efx_writeo(efx, &reg, FR_AB_GM_MAX_FLEN);
-	udelay(10);
-
-	/* FIFO configuration register 0 */
-	EFX_POPULATE_OWORD_5(reg,
-			     FRF_AB_GMF_FTFENREQ, 1,
-			     FRF_AB_GMF_STFENREQ, 1,
-			     FRF_AB_GMF_FRFENREQ, 1,
-			     FRF_AB_GMF_SRFENREQ, 1,
-			     FRF_AB_GMF_WTMENREQ, 1);
-	efx_writeo(efx, &reg, FR_AB_GMF_CFG0);
-	udelay(10);
-
-	/* FIFO configuration register 1 */
-	EFX_POPULATE_OWORD_2(reg,
-			     FRF_AB_GMF_CFGFRTH, 0x12,
-			     FRF_AB_GMF_CFGXOFFRTX, 0xffff);
-	efx_writeo(efx, &reg, FR_AB_GMF_CFG1);
-	udelay(10);
-
-	/* FIFO configuration register 2 */
-	EFX_POPULATE_OWORD_2(reg,
-			     FRF_AB_GMF_CFGHWM, 0x3f,
-			     FRF_AB_GMF_CFGLWM, 0xa);
-	efx_writeo(efx, &reg, FR_AB_GMF_CFG2);
-	udelay(10);
-
-	/* FIFO configuration register 3 */
-	EFX_POPULATE_OWORD_2(reg,
-			     FRF_AB_GMF_CFGHWMFT, 0x1c,
-			     FRF_AB_GMF_CFGFTTH, 0x08);
-	efx_writeo(efx, &reg, FR_AB_GMF_CFG3);
-	udelay(10);
-
-	/* FIFO configuration register 4 */
-	EFX_POPULATE_OWORD_1(reg, FRF_AB_GMF_HSTFLTRFRM_PAUSE, 1);
-	efx_writeo(efx, &reg, FR_AB_GMF_CFG4);
-	udelay(10);
-
-	/* FIFO configuration register 5 */
-	efx_reado(efx, &reg, FR_AB_GMF_CFG5);
-	EFX_SET_OWORD_FIELD(reg, FRF_AB_GMF_CFGBYTMODE, bytemode);
-	EFX_SET_OWORD_FIELD(reg, FRF_AB_GMF_CFGHDPLX, !link_state->fd);
-	EFX_SET_OWORD_FIELD(reg, FRF_AB_GMF_HSTDRPLT64, !link_state->fd);
-	EFX_SET_OWORD_FIELD(reg, FRF_AB_GMF_HSTFLTRFRMDC_PAUSE, 0);
-	efx_writeo(efx, &reg, FR_AB_GMF_CFG5);
-	udelay(10);
-
-	/* MAC address */
-	EFX_POPULATE_OWORD_4(reg,
-			     FRF_AB_GM_ADR_B0, efx->net_dev->dev_addr[5],
-			     FRF_AB_GM_ADR_B1, efx->net_dev->dev_addr[4],
-			     FRF_AB_GM_ADR_B2, efx->net_dev->dev_addr[3],
-			     FRF_AB_GM_ADR_B3, efx->net_dev->dev_addr[2]);
-	efx_writeo(efx, &reg, FR_AB_GM_ADR1);
-	udelay(10);
-	EFX_POPULATE_OWORD_2(reg,
-			     FRF_AB_GM_ADR_B4, efx->net_dev->dev_addr[1],
-			     FRF_AB_GM_ADR_B5, efx->net_dev->dev_addr[0]);
-	efx_writeo(efx, &reg, FR_AB_GM_ADR2);
-	udelay(10);
-
-	falcon_reconfigure_mac_wrapper(efx);
-
-	return 0;
-}
-
-static void falcon_update_stats_gmac(struct efx_nic *efx)
-{
-	struct efx_mac_stats *mac_stats = &efx->mac_stats;
-	unsigned long old_rx_pause, old_tx_pause;
-	unsigned long new_rx_pause, new_tx_pause;
-
-	/* Pause frames are erroneously counted as errors (SFC bug 3269) */
-	old_rx_pause = mac_stats->rx_pause;
-	old_tx_pause = mac_stats->tx_pause;
-
-	/* Update MAC stats from DMAed values */
-	FALCON_STAT(efx, GRxGoodOct, rx_good_bytes);
-	FALCON_STAT(efx, GRxBadOct, rx_bad_bytes);
-	FALCON_STAT(efx, GRxMissPkt, rx_missed);
-	FALCON_STAT(efx, GRxFalseCRS, rx_false_carrier);
-	FALCON_STAT(efx, GRxPausePkt, rx_pause);
-	FALCON_STAT(efx, GRxBadPkt, rx_bad);
-	FALCON_STAT(efx, GRxUcastPkt, rx_unicast);
-	FALCON_STAT(efx, GRxMcastPkt, rx_multicast);
-	FALCON_STAT(efx, GRxBcastPkt, rx_broadcast);
-	FALCON_STAT(efx, GRxGoodLt64Pkt, rx_good_lt64);
-	FALCON_STAT(efx, GRxBadLt64Pkt, rx_bad_lt64);
-	FALCON_STAT(efx, GRx64Pkt, rx_64);
-	FALCON_STAT(efx, GRx65to127Pkt, rx_65_to_127);
-	FALCON_STAT(efx, GRx128to255Pkt, rx_128_to_255);
-	FALCON_STAT(efx, GRx256to511Pkt, rx_256_to_511);
-	FALCON_STAT(efx, GRx512to1023Pkt, rx_512_to_1023);
-	FALCON_STAT(efx, GRx1024to15xxPkt, rx_1024_to_15xx);
-	FALCON_STAT(efx, GRx15xxtoJumboPkt, rx_15xx_to_jumbo);
-	FALCON_STAT(efx, GRxGtJumboPkt, rx_gtjumbo);
-	FALCON_STAT(efx, GRxFcsErr64to15xxPkt, rx_bad_64_to_15xx);
-	FALCON_STAT(efx, GRxFcsErr15xxtoJumboPkt, rx_bad_15xx_to_jumbo);
-	FALCON_STAT(efx, GRxFcsErrGtJumboPkt, rx_bad_gtjumbo);
-	FALCON_STAT(efx, GTxGoodBadOct, tx_bytes);
-	FALCON_STAT(efx, GTxGoodOct, tx_good_bytes);
-	FALCON_STAT(efx, GTxSglColPkt, tx_single_collision);
-	FALCON_STAT(efx, GTxMultColPkt, tx_multiple_collision);
-	FALCON_STAT(efx, GTxExColPkt, tx_excessive_collision);
-	FALCON_STAT(efx, GTxDefPkt, tx_deferred);
-	FALCON_STAT(efx, GTxLateCol, tx_late_collision);
-	FALCON_STAT(efx, GTxExDefPkt, tx_excessive_deferred);
-	FALCON_STAT(efx, GTxPausePkt, tx_pause);
-	FALCON_STAT(efx, GTxBadPkt, tx_bad);
-	FALCON_STAT(efx, GTxUcastPkt, tx_unicast);
-	FALCON_STAT(efx, GTxMcastPkt, tx_multicast);
-	FALCON_STAT(efx, GTxBcastPkt, tx_broadcast);
-	FALCON_STAT(efx, GTxLt64Pkt, tx_lt64);
-	FALCON_STAT(efx, GTx64Pkt, tx_64);
-	FALCON_STAT(efx, GTx65to127Pkt, tx_65_to_127);
-	FALCON_STAT(efx, GTx128to255Pkt, tx_128_to_255);
-	FALCON_STAT(efx, GTx256to511Pkt, tx_256_to_511);
-	FALCON_STAT(efx, GTx512to1023Pkt, tx_512_to_1023);
-	FALCON_STAT(efx, GTx1024to15xxPkt, tx_1024_to_15xx);
-	FALCON_STAT(efx, GTx15xxtoJumboPkt, tx_15xx_to_jumbo);
-	FALCON_STAT(efx, GTxGtJumboPkt, tx_gtjumbo);
-	FALCON_STAT(efx, GTxNonTcpUdpPkt, tx_non_tcpudp);
-	FALCON_STAT(efx, GTxMacSrcErrPkt, tx_mac_src_error);
-	FALCON_STAT(efx, GTxIpSrcErrPkt, tx_ip_src_error);
-
-	/* Pause frames are erroneously counted as errors (SFC bug 3269) */
-	new_rx_pause = mac_stats->rx_pause;
-	new_tx_pause = mac_stats->tx_pause;
-	mac_stats->rx_bad -= (new_rx_pause - old_rx_pause);
-	mac_stats->tx_bad -= (new_tx_pause - old_tx_pause);
-
-	/* Derive stats that the MAC doesn't provide directly */
-	mac_stats->tx_bad_bytes =
-		mac_stats->tx_bytes - mac_stats->tx_good_bytes;
-	mac_stats->tx_packets =
-		mac_stats->tx_lt64 + mac_stats->tx_64 +
-		mac_stats->tx_65_to_127 + mac_stats->tx_128_to_255 +
-		mac_stats->tx_256_to_511 + mac_stats->tx_512_to_1023 +
-		mac_stats->tx_1024_to_15xx + mac_stats->tx_15xx_to_jumbo +
-		mac_stats->tx_gtjumbo;
-	mac_stats->tx_collision =
-		mac_stats->tx_single_collision +
-		mac_stats->tx_multiple_collision +
-		mac_stats->tx_excessive_collision +
-		mac_stats->tx_late_collision;
-	mac_stats->rx_bytes =
-		mac_stats->rx_good_bytes + mac_stats->rx_bad_bytes;
-	mac_stats->rx_packets =
-		mac_stats->rx_good_lt64 + mac_stats->rx_bad_lt64 +
-		mac_stats->rx_64 + mac_stats->rx_65_to_127 +
-		mac_stats->rx_128_to_255 + mac_stats->rx_256_to_511 +
-		mac_stats->rx_512_to_1023 + mac_stats->rx_1024_to_15xx +
-		mac_stats->rx_15xx_to_jumbo + mac_stats->rx_gtjumbo;
-	mac_stats->rx_good = mac_stats->rx_packets - mac_stats->rx_bad;
-	mac_stats->rx_lt64 = mac_stats->rx_good_lt64 + mac_stats->rx_bad_lt64;
-}
-
-static bool falcon_gmac_check_fault(struct efx_nic *efx)
-{
-	return false;
-}
-
-struct efx_mac_operations falcon_gmac_operations = {
-	.reconfigure	= falcon_reconfigure_gmac,
-	.update_stats	= falcon_update_stats_gmac,
-	.check_fault 	= falcon_gmac_check_fault,
-};