File: [Development] / linux-2.6-xfs / drivers / net / ucc_geth_ethtool.c (download)
Revision 1.1, Wed Sep 12 17:09:56 2007 UTC (10 years, 1 month ago) by tes.longdrop.melbourne.sgi.com
Branch: MAIN
Update 2.6.x-xfs to 2.6.23-rc4.
Also update fs/xfs with external mainline changes.
There were 12 such missing commits that I detected:
--------
commit ad690ef9e690f6c31f7d310b09ef1314bcec9033
Author: Al Viro <viro@ftp.linux.org.uk>
xfs ioctl __user annotations
commit 20c2df83d25c6a95affe6157a4c9cac4cf5ffaac
Author: Paul Mundt <lethal@linux-sh.org>
mm: Remove slab destructors from kmem_cache_create().
commit d0217ac04ca6591841e5665f518e38064f4e65bd
Author: Nick Piggin <npiggin@suse.de>
mm: fault feedback #1
commit 54cb8821de07f2ffcd28c380ce9b93d5784b40d7
Author: Nick Piggin <npiggin@suse.de>
mm: merge populate and nopage into fault (fixes nonlinear)
commit d00806b183152af6d24f46f0c33f14162ca1262a
Author: Nick Piggin <npiggin@suse.de>
mm: fix fault vs invalidate race for linear mappings
commit a569425512253992cc64ebf8b6d00a62f986db3e
Author: Christoph Hellwig <hch@infradead.org>
knfsd: exportfs: add exportfs.h header
commit 831441862956fffa17b9801db37e6ea1650b0f69
Author: Rafael J. Wysocki <rjw@sisk.pl>
Freezer: make kernel threads nonfreezable by default
commit 8e1f936b73150f5095448a0fee6d4f30a1f9001d
Author: Rusty Russell <rusty@rustcorp.com.au>
mm: clean up and kernelify shrinker registration
commit 5ffc4ef45b3b0a57872f631b4e4ceb8ace0d7496
Author: Jens Axboe <jens.axboe@oracle.com>
sendfile: remove .sendfile from filesystems that use generic_file_sendfile()
commit 8bb7844286fb8c9fce6f65d8288aeb09d03a5e0d
Author: Rafael J. Wysocki <rjw@sisk.pl>
Add suspend-related notifications for CPU hotplug
commit 59c51591a0ac7568824f541f57de967e88adaa07
Author: Michael Opdenacker <michael@free-electrons.com>
Fix occurrences of "the the "
commit 0ceb331433e8aad9c5f441a965d7c681f8b9046f
Author: Dmitriy Monakhov <dmonakhov@openvz.org>
mm: move common segment checks to separate helper function
--------
Merge of 2.6.x-xfs-melb:linux:29656b by kenmcd.
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/*
* Copyright (c) 2007 Freescale Semiconductor, Inc. All rights reserved.
*
* Description: QE UCC Gigabit Ethernet Ethtool API Set
*
* Author: Li Yang <leoli@freescale.com>
*
* Limitation:
* Can only get/set setttings of the first queue.
* Need to re-open the interface manually after changing some paramters.
*
* 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; either version 2 of the License, or (at your
* option) any later version.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/errno.h>
#include <linux/slab.h>
#include <linux/stddef.h>
#include <linux/interrupt.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <linux/spinlock.h>
#include <linux/mm.h>
#include <linux/delay.h>
#include <linux/dma-mapping.h>
#include <linux/fsl_devices.h>
#include <linux/ethtool.h>
#include <linux/mii.h>
#include <linux/phy.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/uaccess.h>
#include <asm/types.h>
#include <asm/uaccess.h>
#include "ucc_geth.h"
#include "ucc_geth_mii.h"
static char hw_stat_gstrings[][ETH_GSTRING_LEN] = {
"tx-64-frames",
"tx-65-127-frames",
"tx-128-255-frames",
"rx-64-frames",
"rx-65-127-frames",
"rx-128-255-frames",
"tx-bytes-ok",
"tx-pause-frames",
"tx-multicast-frames",
"tx-broadcast-frames",
"rx-frames",
"rx-bytes-ok",
"rx-bytes-all",
"rx-multicast-frames",
"rx-broadcast-frames",
"stats-counter-carry",
"stats-counter-mask",
"rx-dropped-frames",
};
static char tx_fw_stat_gstrings[][ETH_GSTRING_LEN] = {
"tx-single-collision",
"tx-multiple-collision",
"tx-late-collsion",
"tx-aborted-frames",
"tx-lost-frames",
"tx-carrier-sense-errors",
"tx-frames-ok",
"tx-excessive-differ-frames",
"tx-256-511-frames",
"tx-1024-1518-frames",
"tx-jumbo-frames",
};
static char rx_fw_stat_gstrings[][ETH_GSTRING_LEN] = {
"rx-crc-errors",
"rx-alignment-errors",
"rx-in-range-length-errors",
"rx-out-of-range-length-errors",
"rx-too-long-frames",
"rx-runt",
"rx-very-long-event",
"rx-symbol-errors",
"rx-busy-drop-frames",
"reserved",
"reserved",
"rx-mismatch-drop-frames",
"rx-small-than-64",
"rx-256-511-frames",
"rx-512-1023-frames",
"rx-1024-1518-frames",
"rx-jumbo-frames",
"rx-mac-error-loss",
"rx-pause-frames",
"reserved",
"rx-vlan-removed",
"rx-vlan-replaced",
"rx-vlan-inserted",
"rx-ip-checksum-errors",
};
#define UEC_HW_STATS_LEN ARRAY_SIZE(hw_stat_gstrings)
#define UEC_TX_FW_STATS_LEN ARRAY_SIZE(tx_fw_stat_gstrings)
#define UEC_RX_FW_STATS_LEN ARRAY_SIZE(rx_fw_stat_gstrings)
extern int init_flow_control_params(u32 automatic_flow_control_mode,
int rx_flow_control_enable,
int tx_flow_control_enable, u16 pause_period,
u16 extension_field, volatile u32 *upsmr_register,
volatile u32 *uempr_register, volatile u32 *maccfg1_register);
static int
uec_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
struct phy_device *phydev = ugeth->phydev;
struct ucc_geth_info *ug_info = ugeth->ug_info;
if (!phydev)
return -ENODEV;
ecmd->maxtxpkt = 1;
ecmd->maxrxpkt = ug_info->interruptcoalescingmaxvalue[0];
return phy_ethtool_gset(phydev, ecmd);
}
static int
uec_set_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
struct phy_device *phydev = ugeth->phydev;
if (!phydev)
return -ENODEV;
return phy_ethtool_sset(phydev, ecmd);
}
static void
uec_get_pauseparam(struct net_device *netdev,
struct ethtool_pauseparam *pause)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
pause->autoneg = ugeth->phydev->autoneg;
if (ugeth->ug_info->receiveFlowControl)
pause->rx_pause = 1;
if (ugeth->ug_info->transmitFlowControl)
pause->tx_pause = 1;
}
static int
uec_set_pauseparam(struct net_device *netdev,
struct ethtool_pauseparam *pause)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
int ret = 0;
ugeth->ug_info->receiveFlowControl = pause->rx_pause;
ugeth->ug_info->transmitFlowControl = pause->tx_pause;
if (ugeth->phydev->autoneg) {
if (netif_running(netdev)) {
/* FIXME: automatically restart */
printk(KERN_INFO
"Please re-open the interface.\n");
}
} else {
struct ucc_geth_info *ug_info = ugeth->ug_info;
ret = init_flow_control_params(ug_info->aufc,
ug_info->receiveFlowControl,
ug_info->transmitFlowControl,
ug_info->pausePeriod,
ug_info->extensionField,
&ugeth->uccf->uf_regs->upsmr,
&ugeth->ug_regs->uempr,
&ugeth->ug_regs->maccfg1);
}
return ret;
}
static uint32_t
uec_get_msglevel(struct net_device *netdev)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
return ugeth->msg_enable;
}
static void
uec_set_msglevel(struct net_device *netdev, uint32_t data)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
ugeth->msg_enable = data;
}
static int
uec_get_regs_len(struct net_device *netdev)
{
return sizeof(struct ucc_geth);
}
static void
uec_get_regs(struct net_device *netdev,
struct ethtool_regs *regs, void *p)
{
int i;
struct ucc_geth_private *ugeth = netdev_priv(netdev);
u32 __iomem *ug_regs = (u32 __iomem *)ugeth->ug_regs;
u32 *buff = p;
for (i = 0; i < sizeof(struct ucc_geth) / sizeof(u32); i++)
buff[i] = in_be32(&ug_regs[i]);
}
static void
uec_get_ringparam(struct net_device *netdev,
struct ethtool_ringparam *ring)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
struct ucc_geth_info *ug_info = ugeth->ug_info;
int queue = 0;
ring->rx_max_pending = UCC_GETH_BD_RING_SIZE_MAX;
ring->rx_mini_max_pending = UCC_GETH_BD_RING_SIZE_MAX;
ring->rx_jumbo_max_pending = UCC_GETH_BD_RING_SIZE_MAX;
ring->tx_max_pending = UCC_GETH_BD_RING_SIZE_MAX;
ring->rx_pending = ug_info->bdRingLenRx[queue];
ring->rx_mini_pending = ug_info->bdRingLenRx[queue];
ring->rx_jumbo_pending = ug_info->bdRingLenRx[queue];
ring->tx_pending = ug_info->bdRingLenTx[queue];
}
static int
uec_set_ringparam(struct net_device *netdev,
struct ethtool_ringparam *ring)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
struct ucc_geth_info *ug_info = ugeth->ug_info;
int queue = 0, ret = 0;
if (ring->rx_pending < UCC_GETH_RX_BD_RING_SIZE_MIN) {
printk("%s: RxBD ring size must be no smaller than %d.\n",
netdev->name, UCC_GETH_RX_BD_RING_SIZE_MIN);
return -EINVAL;
}
if (ring->rx_pending % UCC_GETH_RX_BD_RING_SIZE_ALIGNMENT) {
printk("%s: RxBD ring size must be multiple of %d.\n",
netdev->name, UCC_GETH_RX_BD_RING_SIZE_ALIGNMENT);
return -EINVAL;
}
if (ring->tx_pending < UCC_GETH_TX_BD_RING_SIZE_MIN) {
printk("%s: TxBD ring size must be no smaller than %d.\n",
netdev->name, UCC_GETH_TX_BD_RING_SIZE_MIN);
return -EINVAL;
}
ug_info->bdRingLenRx[queue] = ring->rx_pending;
ug_info->bdRingLenTx[queue] = ring->tx_pending;
if (netif_running(netdev)) {
/* FIXME: restart automatically */
printk(KERN_INFO
"Please re-open the interface.\n");
}
return ret;
}
static int uec_get_stats_count(struct net_device *netdev)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
u32 stats_mode = ugeth->ug_info->statisticsMode;
int len = 0;
if (stats_mode & UCC_GETH_STATISTICS_GATHERING_MODE_HARDWARE)
len += UEC_HW_STATS_LEN;
if (stats_mode & UCC_GETH_STATISTICS_GATHERING_MODE_FIRMWARE_TX)
len += UEC_TX_FW_STATS_LEN;
if (stats_mode & UCC_GETH_STATISTICS_GATHERING_MODE_FIRMWARE_RX)
len += UEC_RX_FW_STATS_LEN;
return len;
}
static void uec_get_strings(struct net_device *netdev, u32 stringset, u8 *buf)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
u32 stats_mode = ugeth->ug_info->statisticsMode;
if (stats_mode & UCC_GETH_STATISTICS_GATHERING_MODE_HARDWARE) {
memcpy(buf, hw_stat_gstrings, UEC_HW_STATS_LEN *
ETH_GSTRING_LEN);
buf += UEC_HW_STATS_LEN * ETH_GSTRING_LEN;
}
if (stats_mode & UCC_GETH_STATISTICS_GATHERING_MODE_FIRMWARE_TX) {
memcpy(buf, tx_fw_stat_gstrings, UEC_TX_FW_STATS_LEN *
ETH_GSTRING_LEN);
buf += UEC_TX_FW_STATS_LEN * ETH_GSTRING_LEN;
}
if (stats_mode & UCC_GETH_STATISTICS_GATHERING_MODE_FIRMWARE_RX)
memcpy(buf, tx_fw_stat_gstrings, UEC_RX_FW_STATS_LEN *
ETH_GSTRING_LEN);
}
static void uec_get_ethtool_stats(struct net_device *netdev,
struct ethtool_stats *stats, uint64_t *data)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
u32 stats_mode = ugeth->ug_info->statisticsMode;
u32 __iomem *base;
int i, j = 0;
if (stats_mode & UCC_GETH_STATISTICS_GATHERING_MODE_HARDWARE) {
base = (u32 __iomem *)&ugeth->ug_regs->tx64;
for (i = 0; i < UEC_HW_STATS_LEN; i++)
data[j++] = (u64)in_be32(&base[i]);
}
if (stats_mode & UCC_GETH_STATISTICS_GATHERING_MODE_FIRMWARE_TX) {
base = (u32 __iomem *)ugeth->p_tx_fw_statistics_pram;
for (i = 0; i < UEC_TX_FW_STATS_LEN; i++)
data[j++] = (u64)in_be32(&base[i]);
}
if (stats_mode & UCC_GETH_STATISTICS_GATHERING_MODE_FIRMWARE_RX) {
base = (u32 __iomem *)ugeth->p_rx_fw_statistics_pram;
for (i = 0; i < UEC_RX_FW_STATS_LEN; i++)
data[j++] = (u64)in_be32(&base[i]);
}
}
static int uec_nway_reset(struct net_device *netdev)
{
struct ucc_geth_private *ugeth = netdev_priv(netdev);
return phy_start_aneg(ugeth->phydev);
}
/* Report driver information */
static void
uec_get_drvinfo(struct net_device *netdev,
struct ethtool_drvinfo *drvinfo)
{
strncpy(drvinfo->driver, DRV_NAME, 32);
strncpy(drvinfo->version, DRV_VERSION, 32);
strncpy(drvinfo->fw_version, "N/A", 32);
strncpy(drvinfo->bus_info, "QUICC ENGINE", 32);
drvinfo->n_stats = uec_get_stats_count(netdev);
drvinfo->testinfo_len = 0;
drvinfo->eedump_len = 0;
drvinfo->regdump_len = uec_get_regs_len(netdev);
}
static const struct ethtool_ops uec_ethtool_ops = {
.get_settings = uec_get_settings,
.set_settings = uec_set_settings,
.get_drvinfo = uec_get_drvinfo,
.get_regs_len = uec_get_regs_len,
.get_regs = uec_get_regs,
.get_msglevel = uec_get_msglevel,
.set_msglevel = uec_set_msglevel,
.nway_reset = uec_nway_reset,
.get_link = ethtool_op_get_link,
.get_ringparam = uec_get_ringparam,
.set_ringparam = uec_set_ringparam,
.get_pauseparam = uec_get_pauseparam,
.set_pauseparam = uec_set_pauseparam,
.get_sg = ethtool_op_get_sg,
.set_sg = ethtool_op_set_sg,
.get_tso = ethtool_op_get_tso,
.get_stats_count = uec_get_stats_count,
.get_strings = uec_get_strings,
.get_ethtool_stats = uec_get_ethtool_stats,
};
void uec_set_ethtool_ops(struct net_device *netdev)
{
SET_ETHTOOL_OPS(netdev, &uec_ethtool_ops);
}
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