pch_gbe: Move the OKI Semiconductor driver

Move the OKI Semiconductor driver into driver/net/ethernet/oki-semi/
and make the necessary Kconfig and Makefile changes.

Note: there is no documented maintainer for this driver, so I CC'd
the last 2 major contributors.

CC: Tomoya <tomoya-linux@dsn.okisemi.com>
CC: Toshiharu Okada <toshiharu-linux@dsn.okisemi.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

1 files changed, 0 insertions, 517 deletions

diff --git a/drivers/net/pch_gbe/pch_gbe_ethtool.c b/drivers/net/pch_gbe/pch_gbe_ethtool.c
deleted file mode 100644
index ea2d8e41887a..000000000000
--- a/drivers/net/pch_gbe/pch_gbe_ethtool.c
+++ /dev/null
@@ -1,517 +0,0 @@
-/*
- * Copyright (C) 1999 - 2010 Intel Corporation.
- * Copyright (C) 2010 OKI SEMICONDUCTOR Co., LTD.
- *
- * This code was derived from the Intel e1000e Linux driver.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA.
- */
-#include "pch_gbe.h"
-#include "pch_gbe_api.h"
-
-/**
- * pch_gbe_stats - Stats item information
- */
-struct pch_gbe_stats {
-	char string[ETH_GSTRING_LEN];
-	size_t size;
-	size_t offset;
-};
-
-#define PCH_GBE_STAT(m)						\
-{								\
-	.string = #m,						\
-	.size = FIELD_SIZEOF(struct pch_gbe_hw_stats, m),	\
-	.offset = offsetof(struct pch_gbe_hw_stats, m),		\
-}
-
-/**
- * pch_gbe_gstrings_stats - ethtool information status name list
- */
-static const struct pch_gbe_stats pch_gbe_gstrings_stats[] = {
-	PCH_GBE_STAT(rx_packets),
-	PCH_GBE_STAT(tx_packets),
-	PCH_GBE_STAT(rx_bytes),
-	PCH_GBE_STAT(tx_bytes),
-	PCH_GBE_STAT(rx_errors),
-	PCH_GBE_STAT(tx_errors),
-	PCH_GBE_STAT(rx_dropped),
-	PCH_GBE_STAT(tx_dropped),
-	PCH_GBE_STAT(multicast),
-	PCH_GBE_STAT(collisions),
-	PCH_GBE_STAT(rx_crc_errors),
-	PCH_GBE_STAT(rx_frame_errors),
-	PCH_GBE_STAT(rx_alloc_buff_failed),
-	PCH_GBE_STAT(tx_length_errors),
-	PCH_GBE_STAT(tx_aborted_errors),
-	PCH_GBE_STAT(tx_carrier_errors),
-	PCH_GBE_STAT(tx_timeout_count),
-	PCH_GBE_STAT(tx_restart_count),
-	PCH_GBE_STAT(intr_rx_dsc_empty_count),
-	PCH_GBE_STAT(intr_rx_frame_err_count),
-	PCH_GBE_STAT(intr_rx_fifo_err_count),
-	PCH_GBE_STAT(intr_rx_dma_err_count),
-	PCH_GBE_STAT(intr_tx_fifo_err_count),
-	PCH_GBE_STAT(intr_tx_dma_err_count),
-	PCH_GBE_STAT(intr_tcpip_err_count)
-};
-
-#define PCH_GBE_QUEUE_STATS_LEN 0
-#define PCH_GBE_GLOBAL_STATS_LEN	ARRAY_SIZE(pch_gbe_gstrings_stats)
-#define PCH_GBE_STATS_LEN (PCH_GBE_GLOBAL_STATS_LEN + PCH_GBE_QUEUE_STATS_LEN)
-
-#define PCH_GBE_MAC_REGS_LEN    (sizeof(struct pch_gbe_regs) / 4)
-#define PCH_GBE_REGS_LEN        (PCH_GBE_MAC_REGS_LEN + PCH_GBE_PHY_REGS_LEN)
-/**
- * pch_gbe_get_settings - Get device-specific settings
- * @netdev: Network interface device structure
- * @ecmd:   Ethtool command
- * Returns
- *	0:			Successful.
- *	Negative value:		Failed.
- */
-static int pch_gbe_get_settings(struct net_device *netdev,
-				 struct ethtool_cmd *ecmd)
-{
-	struct pch_gbe_adapter *adapter = netdev_priv(netdev);
-	int ret;
-
-	ret = mii_ethtool_gset(&adapter->mii, ecmd);
-	ecmd->supported &= ~(SUPPORTED_TP | SUPPORTED_1000baseT_Half);
-	ecmd->advertising &= ~(ADVERTISED_TP | ADVERTISED_1000baseT_Half);
-
-	if (!netif_carrier_ok(adapter->netdev))
-		ethtool_cmd_speed_set(ecmd, -1);
-	return ret;
-}
-
-/**
- * pch_gbe_set_settings - Set device-specific settings
- * @netdev: Network interface device structure
- * @ecmd:   Ethtool command
- * Returns
- *	0:			Successful.
- *	Negative value:		Failed.
- */
-static int pch_gbe_set_settings(struct net_device *netdev,
-				 struct ethtool_cmd *ecmd)
-{
-	struct pch_gbe_adapter *adapter = netdev_priv(netdev);
-	struct pch_gbe_hw *hw = &adapter->hw;
-	u32 speed = ethtool_cmd_speed(ecmd);
-	int ret;
-
-	pch_gbe_hal_write_phy_reg(hw, MII_BMCR, BMCR_RESET);
-
-	/* when set_settings() is called with a ethtool_cmd previously
-	 * filled by get_settings() on a down link, speed is -1: */
-	if (speed == UINT_MAX) {
-		speed = SPEED_1000;
-		ecmd->duplex = DUPLEX_FULL;
-	}
-	ret = mii_ethtool_sset(&adapter->mii, ecmd);
-	if (ret) {
-		pr_err("Error: mii_ethtool_sset\n");
-		return ret;
-	}
-	hw->mac.link_speed = speed;
-	hw->mac.link_duplex = ecmd->duplex;
-	hw->phy.autoneg_advertised = ecmd->advertising;
-	hw->mac.autoneg = ecmd->autoneg;
-	pch_gbe_hal_phy_sw_reset(hw);
-
-	/* reset the link */
-	if (netif_running(adapter->netdev)) {
-		pch_gbe_down(adapter);
-		ret = pch_gbe_up(adapter);
-	} else {
-		pch_gbe_reset(adapter);
-	}
-	return ret;
-}
-
-/**
- * pch_gbe_get_regs_len - Report the size of device registers
- * @netdev: Network interface device structure
- * Returns: the size of device registers.
- */
-static int pch_gbe_get_regs_len(struct net_device *netdev)
-{
-	return PCH_GBE_REGS_LEN * (int)sizeof(u32);
-}
-
-/**
- * pch_gbe_get_drvinfo - Report driver information
- * @netdev:  Network interface device structure
- * @drvinfo: Driver information structure
- */
-static void pch_gbe_get_drvinfo(struct net_device *netdev,
-				 struct ethtool_drvinfo *drvinfo)
-{
-	struct pch_gbe_adapter *adapter = netdev_priv(netdev);
-
-	strcpy(drvinfo->driver, KBUILD_MODNAME);
-	strcpy(drvinfo->version, pch_driver_version);
-	strcpy(drvinfo->fw_version, "N/A");
-	strcpy(drvinfo->bus_info, pci_name(adapter->pdev));
-	drvinfo->regdump_len = pch_gbe_get_regs_len(netdev);
-}
-
-/**
- * pch_gbe_get_regs - Get device registers
- * @netdev: Network interface device structure
- * @regs:   Ethtool register structure
- * @p:      Buffer pointer of read device register date
- */
-static void pch_gbe_get_regs(struct net_device *netdev,
-				struct ethtool_regs *regs, void *p)
-{
-	struct pch_gbe_adapter *adapter = netdev_priv(netdev);
-	struct pch_gbe_hw *hw = &adapter->hw;
-	struct pci_dev *pdev = adapter->pdev;
-	u32 *regs_buff = p;
-	u16 i, tmp;
-
-	regs->version = 0x1000000 | (__u32)pdev->revision << 16 | pdev->device;
-	for (i = 0; i < PCH_GBE_MAC_REGS_LEN; i++)
-		*regs_buff++ = ioread32(&hw->reg->INT_ST + i);
-	/* PHY register */
-	for (i = 0; i < PCH_GBE_PHY_REGS_LEN; i++) {
-		pch_gbe_hal_read_phy_reg(&adapter->hw, i, &tmp);
-		*regs_buff++ = tmp;
-	}
-}
-
-/**
- * pch_gbe_get_wol - Report whether Wake-on-Lan is enabled
- * @netdev: Network interface device structure
- * @wol:    Wake-on-Lan information
- */
-static void pch_gbe_get_wol(struct net_device *netdev,
-				struct ethtool_wolinfo *wol)
-{
-	struct pch_gbe_adapter *adapter = netdev_priv(netdev);
-
-	wol->supported = WAKE_UCAST | WAKE_MCAST | WAKE_BCAST | WAKE_MAGIC;
-	wol->wolopts = 0;
-
-	if ((adapter->wake_up_evt & PCH_GBE_WLC_IND))
-		wol->wolopts |= WAKE_UCAST;
-	if ((adapter->wake_up_evt & PCH_GBE_WLC_MLT))
-		wol->wolopts |= WAKE_MCAST;
-	if ((adapter->wake_up_evt & PCH_GBE_WLC_BR))
-		wol->wolopts |= WAKE_BCAST;
-	if ((adapter->wake_up_evt & PCH_GBE_WLC_MP))
-		wol->wolopts |= WAKE_MAGIC;
-}
-
-/**
- * pch_gbe_set_wol - Turn Wake-on-Lan on or off
- * @netdev: Network interface device structure
- * @wol:    Pointer of wake-on-Lan information straucture
- * Returns
- *	0:			Successful.
- *	Negative value:		Failed.
- */
-static int pch_gbe_set_wol(struct net_device *netdev,
-				struct ethtool_wolinfo *wol)
-{
-	struct pch_gbe_adapter *adapter = netdev_priv(netdev);
-
-	if ((wol->wolopts & (WAKE_PHY | WAKE_ARP | WAKE_MAGICSECURE)))
-		return -EOPNOTSUPP;
-	/* these settings will always override what we currently have */
-	adapter->wake_up_evt = 0;
-
-	if ((wol->wolopts & WAKE_UCAST))
-		adapter->wake_up_evt |= PCH_GBE_WLC_IND;
-	if ((wol->wolopts & WAKE_MCAST))
-		adapter->wake_up_evt |= PCH_GBE_WLC_MLT;
-	if ((wol->wolopts & WAKE_BCAST))
-		adapter->wake_up_evt |= PCH_GBE_WLC_BR;
-	if ((wol->wolopts & WAKE_MAGIC))
-		adapter->wake_up_evt |= PCH_GBE_WLC_MP;
-	return 0;
-}
-
-/**
- * pch_gbe_nway_reset - Restart autonegotiation
- * @netdev: Network interface device structure
- * Returns
- *	0:			Successful.
- *	Negative value:		Failed.
- */
-static int pch_gbe_nway_reset(struct net_device *netdev)
-{
-	struct pch_gbe_adapter *adapter = netdev_priv(netdev);
-
-	return mii_nway_restart(&adapter->mii);
-}
-
-/**
- * pch_gbe_get_ringparam - Report ring sizes
- * @netdev:  Network interface device structure
- * @ring:    Ring param structure
- */
-static void pch_gbe_get_ringparam(struct net_device *netdev,
-					struct ethtool_ringparam *ring)
-{
-	struct pch_gbe_adapter *adapter = netdev_priv(netdev);
-	struct pch_gbe_tx_ring *txdr = adapter->tx_ring;
-	struct pch_gbe_rx_ring *rxdr = adapter->rx_ring;
-
-	ring->rx_max_pending = PCH_GBE_MAX_RXD;
-	ring->tx_max_pending = PCH_GBE_MAX_TXD;
-	ring->rx_mini_max_pending = 0;
-	ring->rx_jumbo_max_pending = 0;
-	ring->rx_pending = rxdr->count;
-	ring->tx_pending = txdr->count;
-	ring->rx_mini_pending = 0;
-	ring->rx_jumbo_pending = 0;
-}
-
-/**
- * pch_gbe_set_ringparam - Set ring sizes
- * @netdev:  Network interface device structure
- * @ring:    Ring param structure
- * Returns
- *	0:			Successful.
- *	Negative value:		Failed.
- */
-static int pch_gbe_set_ringparam(struct net_device *netdev,
-					struct ethtool_ringparam *ring)
-{
-	struct pch_gbe_adapter *adapter = netdev_priv(netdev);
-	struct pch_gbe_tx_ring *txdr, *tx_old;
-	struct pch_gbe_rx_ring *rxdr, *rx_old;
-	int tx_ring_size, rx_ring_size;
-	int err = 0;
-
-	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
-		return -EINVAL;
-	tx_ring_size = (int)sizeof(struct pch_gbe_tx_ring);
-	rx_ring_size = (int)sizeof(struct pch_gbe_rx_ring);
-
-	if ((netif_running(adapter->netdev)))
-		pch_gbe_down(adapter);
-	tx_old = adapter->tx_ring;
-	rx_old = adapter->rx_ring;
-
-	txdr = kzalloc(tx_ring_size, GFP_KERNEL);
-	if (!txdr) {
-		err = -ENOMEM;
-		goto err_alloc_tx;
-	}
-	rxdr = kzalloc(rx_ring_size, GFP_KERNEL);
-	if (!rxdr) {
-		err = -ENOMEM;
-		goto err_alloc_rx;
-	}
-	adapter->tx_ring = txdr;
-	adapter->rx_ring = rxdr;
-
-	rxdr->count =
-		clamp_val(ring->rx_pending, PCH_GBE_MIN_RXD, PCH_GBE_MAX_RXD);
-	rxdr->count = roundup(rxdr->count, PCH_GBE_RX_DESC_MULTIPLE);
-
-	txdr->count =
-		clamp_val(ring->tx_pending, PCH_GBE_MIN_RXD, PCH_GBE_MAX_RXD);
-	txdr->count = roundup(txdr->count, PCH_GBE_TX_DESC_MULTIPLE);
-
-	if ((netif_running(adapter->netdev))) {
-		/* Try to get new resources before deleting old */
-		err = pch_gbe_setup_rx_resources(adapter, adapter->rx_ring);
-		if (err)
-			goto err_setup_rx;
-		err = pch_gbe_setup_tx_resources(adapter, adapter->tx_ring);
-		if (err)
-			goto err_setup_tx;
-		/* save the new, restore the old in order to free it,
-		 * then restore the new back again */
-#ifdef RINGFREE
-		adapter->rx_ring = rx_old;
-		adapter->tx_ring = tx_old;
-		pch_gbe_free_rx_resources(adapter, adapter->rx_ring);
-		pch_gbe_free_tx_resources(adapter, adapter->tx_ring);
-		kfree(tx_old);
-		kfree(rx_old);
-		adapter->rx_ring = rxdr;
-		adapter->tx_ring = txdr;
-#else
-		pch_gbe_free_rx_resources(adapter, rx_old);
-		pch_gbe_free_tx_resources(adapter, tx_old);
-		kfree(tx_old);
-		kfree(rx_old);
-		adapter->rx_ring = rxdr;
-		adapter->tx_ring = txdr;
-#endif
-		err = pch_gbe_up(adapter);
-	}
-	return err;
-
-err_setup_tx:
-	pch_gbe_free_rx_resources(adapter, adapter->rx_ring);
-err_setup_rx:
-	adapter->rx_ring = rx_old;
-	adapter->tx_ring = tx_old;
-	kfree(rxdr);
-err_alloc_rx:
-	kfree(txdr);
-err_alloc_tx:
-	if (netif_running(adapter->netdev))
-		pch_gbe_up(adapter);
-	return err;
-}
-
-/**
- * pch_gbe_get_pauseparam - Report pause parameters
- * @netdev:  Network interface device structure
- * @pause:   Pause parameters structure
- */
-static void pch_gbe_get_pauseparam(struct net_device *netdev,
-				       struct ethtool_pauseparam *pause)
-{
-	struct pch_gbe_adapter *adapter = netdev_priv(netdev);
-	struct pch_gbe_hw *hw = &adapter->hw;
-
-	pause->autoneg =
-	    ((hw->mac.fc_autoneg) ? AUTONEG_ENABLE : AUTONEG_DISABLE);
-
-	if (hw->mac.fc == PCH_GBE_FC_RX_PAUSE) {
-		pause->rx_pause = 1;
-	} else if (hw->mac.fc == PCH_GBE_FC_TX_PAUSE) {
-		pause->tx_pause = 1;
-	} else if (hw->mac.fc == PCH_GBE_FC_FULL) {
-		pause->rx_pause = 1;
-		pause->tx_pause = 1;
-	}
-}
-
-/**
- * pch_gbe_set_pauseparam - Set pause paramters
- * @netdev:  Network interface device structure
- * @pause:   Pause parameters structure
- * Returns
- *	0:			Successful.
- *	Negative value:		Failed.
- */
-static int pch_gbe_set_pauseparam(struct net_device *netdev,
-				       struct ethtool_pauseparam *pause)
-{
-	struct pch_gbe_adapter *adapter = netdev_priv(netdev);
-	struct pch_gbe_hw *hw = &adapter->hw;
-	int ret = 0;
-
-	hw->mac.fc_autoneg = pause->autoneg;
-	if ((pause->rx_pause) && (pause->tx_pause))
-		hw->mac.fc = PCH_GBE_FC_FULL;
-	else if ((pause->rx_pause) && (!pause->tx_pause))
-		hw->mac.fc = PCH_GBE_FC_RX_PAUSE;
-	else if ((!pause->rx_pause) && (pause->tx_pause))
-		hw->mac.fc = PCH_GBE_FC_TX_PAUSE;
-	else if ((!pause->rx_pause) && (!pause->tx_pause))
-		hw->mac.fc = PCH_GBE_FC_NONE;
-
-	if (hw->mac.fc_autoneg == AUTONEG_ENABLE) {
-		if ((netif_running(adapter->netdev))) {
-			pch_gbe_down(adapter);
-			ret = pch_gbe_up(adapter);
-		} else {
-			pch_gbe_reset(adapter);
-		}
-	} else {
-		ret = pch_gbe_mac_force_mac_fc(hw);
-	}
-	return ret;
-}
-
-/**
- * pch_gbe_get_strings - Return a set of strings that describe the requested
- *			 objects
- * @netdev:    Network interface device structure
- * @stringset: Select the stringset. [ETH_SS_TEST] [ETH_SS_STATS]
- * @data:      Pointer of read string data.
- */
-static void pch_gbe_get_strings(struct net_device *netdev, u32 stringset,
-					u8 *data)
-{
-	u8 *p = data;
-	int i;
-
-	switch (stringset) {
-	case (u32) ETH_SS_STATS:
-		for (i = 0; i < PCH_GBE_GLOBAL_STATS_LEN; i++) {
-			memcpy(p, pch_gbe_gstrings_stats[i].string,
-			       ETH_GSTRING_LEN);
-			p += ETH_GSTRING_LEN;
-		}
-		break;
-	}
-}
-
-/**
- * pch_gbe_get_ethtool_stats - Return statistics about the device
- * @netdev: Network interface device structure
- * @stats:  Ethtool statue structure
- * @data:   Pointer of read status area
- */
-static void pch_gbe_get_ethtool_stats(struct net_device *netdev,
-				  struct ethtool_stats *stats, u64 *data)
-{
-	struct pch_gbe_adapter *adapter = netdev_priv(netdev);
-	int i;
-	const struct pch_gbe_stats *gstats = pch_gbe_gstrings_stats;
-	char *hw_stats = (char *)&adapter->stats;
-
-	pch_gbe_update_stats(adapter);
-	for (i = 0; i < PCH_GBE_GLOBAL_STATS_LEN; i++) {
-		char *p = hw_stats + gstats->offset;
-		data[i] = gstats->size == sizeof(u64) ? *(u64 *)p:(*(u32 *)p);
-		gstats++;
-	}
-}
-
-static int pch_gbe_get_sset_count(struct net_device *netdev, int sset)
-{
-	switch (sset) {
-	case ETH_SS_STATS:
-		return PCH_GBE_STATS_LEN;
-	default:
-		return -EOPNOTSUPP;
-	}
-}
-
-static const struct ethtool_ops pch_gbe_ethtool_ops = {
-	.get_settings = pch_gbe_get_settings,
-	.set_settings = pch_gbe_set_settings,
-	.get_drvinfo = pch_gbe_get_drvinfo,
-	.get_regs_len = pch_gbe_get_regs_len,
-	.get_regs = pch_gbe_get_regs,
-	.get_wol = pch_gbe_get_wol,
-	.set_wol = pch_gbe_set_wol,
-	.nway_reset = pch_gbe_nway_reset,
-	.get_link = ethtool_op_get_link,
-	.get_ringparam = pch_gbe_get_ringparam,
-	.set_ringparam = pch_gbe_set_ringparam,
-	.get_pauseparam = pch_gbe_get_pauseparam,
-	.set_pauseparam = pch_gbe_set_pauseparam,
-	.get_strings = pch_gbe_get_strings,
-	.get_ethtool_stats = pch_gbe_get_ethtool_stats,
-	.get_sset_count = pch_gbe_get_sset_count,
-};
-
-void pch_gbe_set_ethtool_ops(struct net_device *netdev)
-{
-	SET_ETHTOOL_OPS(netdev, &pch_gbe_ethtool_ops);
-}