/*
- * This file is part of the Chelsio T3 Ethernet driver for Linux.
+ * Copyright (c) 2003-2007 Chelsio, Inc. All rights reserved.
*
- * Copyright (C) 2003-2006 Chelsio Communications. All rights reserved.
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
*
- * 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 LICENSE file included in this
- * release for licensing terms and conditions.
+ * Redistribution and use in source and binary forms, with or
+ * without modification, are permitted provided that the following
+ * conditions are met:
+ *
+ * - Redistributions of source code must retain the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer.
+ *
+ * - Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following
+ * disclaimer in the documentation and/or other materials
+ * provided with the distribution.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
*/
-
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
#include <linux/workqueue.h>
#include <linux/proc_fs.h>
#include <linux/rtnetlink.h>
+#include <linux/firmware.h>
#include <asm/uaccess.h>
#include "common.h"
#define EEPROM_MAGIC 0x38E2F10C
-#define to_net_dev(class) container_of(class, struct net_device, class_dev)
-
#define CH_DEVICE(devid, ssid, idx) \
{ PCI_VENDOR_ID_CHELSIO, devid, PCI_ANY_ID, ssid, 0, 0, idx }
MODULE_DESCRIPTION(DRV_DESC);
MODULE_AUTHOR("Chelsio Communications");
-MODULE_LICENSE("GPL");
+MODULE_LICENSE("Dual BSD/GPL");
MODULE_VERSION(DRV_VERSION);
MODULE_DEVICE_TABLE(pci, cxgb3_pci_tbl);
int speed, int duplex, int pause)
{
struct net_device *dev = adapter->port[port_id];
+ struct port_info *pi = netdev_priv(dev);
+ struct cmac *mac = &pi->mac;
/* Skip changes from disabled ports. */
if (!netif_running(dev))
return;
if (link_stat != netif_carrier_ok(dev)) {
- if (link_stat)
+ if (link_stat) {
+ t3_set_reg_field(adapter,
+ A_XGM_TXFIFO_CFG + mac->offset,
+ F_ENDROPPKT, 0);
netif_carrier_on(dev);
- else
+ } else {
netif_carrier_off(dev);
+ t3_set_reg_field(adapter,
+ A_XGM_TXFIFO_CFG + mac->offset,
+ F_ENDROPPKT, F_ENDROPPKT);
+ }
+
link_report(dev);
}
}
static int setup_sge_qsets(struct adapter *adap)
{
int i, j, err, irq_idx = 0, qset_idx = 0, dummy_dev_idx = 0;
- unsigned int ntxq = is_offload(adap) ? SGE_TXQ_PER_SET : 1;
+ unsigned int ntxq = SGE_TXQ_PER_SET;
if (adap->params.rev > 0 && !(adap->flags & USING_MSI))
irq_idx = -1;
return 0;
}
-static ssize_t attr_show(struct class_device *cd, char *buf,
- ssize_t(*format) (struct adapter *, char *))
+static ssize_t attr_show(struct device *d, struct device_attribute *attr,
+ char *buf,
+ ssize_t(*format) (struct net_device *, char *))
{
ssize_t len;
- struct adapter *adap = to_net_dev(cd)->priv;
/* Synchronize with ioctls that may shut down the device */
rtnl_lock();
- len = (*format) (adap, buf);
+ len = (*format) (to_net_dev(d), buf);
rtnl_unlock();
return len;
}
-static ssize_t attr_store(struct class_device *cd, const char *buf, size_t len,
- ssize_t(*set) (struct adapter *, unsigned int),
+static ssize_t attr_store(struct device *d, struct device_attribute *attr,
+ const char *buf, size_t len,
+ ssize_t(*set) (struct net_device *, unsigned int),
unsigned int min_val, unsigned int max_val)
{
char *endp;
ssize_t ret;
unsigned int val;
- struct adapter *adap = to_net_dev(cd)->priv;
if (!capable(CAP_NET_ADMIN))
return -EPERM;
return -EINVAL;
rtnl_lock();
- ret = (*set) (adap, val);
+ ret = (*set) (to_net_dev(d), val);
if (!ret)
ret = len;
rtnl_unlock();
}
#define CXGB3_SHOW(name, val_expr) \
-static ssize_t format_##name(struct adapter *adap, char *buf) \
+static ssize_t format_##name(struct net_device *dev, char *buf) \
{ \
+ struct adapter *adap = dev->priv; \
return sprintf(buf, "%u\n", val_expr); \
} \
-static ssize_t show_##name(struct class_device *cd, char *buf) \
+static ssize_t show_##name(struct device *d, struct device_attribute *attr, \
+ char *buf) \
{ \
- return attr_show(cd, buf, format_##name); \
+ return attr_show(d, attr, buf, format_##name); \
}
-static ssize_t set_nfilters(struct adapter *adap, unsigned int val)
+static ssize_t set_nfilters(struct net_device *dev, unsigned int val)
{
+ struct adapter *adap = dev->priv;
+ int min_tids = is_offload(adap) ? MC5_MIN_TIDS : 0;
+
if (adap->flags & FULL_INIT_DONE)
return -EBUSY;
if (val && adap->params.rev == 0)
return -EINVAL;
- if (val > t3_mc5_size(&adap->mc5) - adap->params.mc5.nservers)
+ if (val > t3_mc5_size(&adap->mc5) - adap->params.mc5.nservers -
+ min_tids)
return -EINVAL;
adap->params.mc5.nfilters = val;
return 0;
}
-static ssize_t store_nfilters(struct class_device *cd, const char *buf,
- size_t len)
+static ssize_t store_nfilters(struct device *d, struct device_attribute *attr,
+ const char *buf, size_t len)
{
- return attr_store(cd, buf, len, set_nfilters, 0, ~0);
+ return attr_store(d, attr, buf, len, set_nfilters, 0, ~0);
}
-static ssize_t set_nservers(struct adapter *adap, unsigned int val)
+static ssize_t set_nservers(struct net_device *dev, unsigned int val)
{
+ struct adapter *adap = dev->priv;
+
if (adap->flags & FULL_INIT_DONE)
return -EBUSY;
- if (val > t3_mc5_size(&adap->mc5) - adap->params.mc5.nfilters)
+ if (val > t3_mc5_size(&adap->mc5) - adap->params.mc5.nfilters -
+ MC5_MIN_TIDS)
return -EINVAL;
adap->params.mc5.nservers = val;
return 0;
}
-static ssize_t store_nservers(struct class_device *cd, const char *buf,
- size_t len)
+static ssize_t store_nservers(struct device *d, struct device_attribute *attr,
+ const char *buf, size_t len)
{
- return attr_store(cd, buf, len, set_nservers, 0, ~0);
+ return attr_store(d, attr, buf, len, set_nservers, 0, ~0);
}
#define CXGB3_ATTR_R(name, val_expr) \
CXGB3_SHOW(name, val_expr) \
-static CLASS_DEVICE_ATTR(name, S_IRUGO, show_##name, NULL)
+static DEVICE_ATTR(name, S_IRUGO, show_##name, NULL)
#define CXGB3_ATTR_RW(name, val_expr, store_method) \
CXGB3_SHOW(name, val_expr) \
-static CLASS_DEVICE_ATTR(name, S_IRUGO | S_IWUSR, show_##name, store_method)
+static DEVICE_ATTR(name, S_IRUGO | S_IWUSR, show_##name, store_method)
CXGB3_ATTR_R(cam_size, t3_mc5_size(&adap->mc5));
CXGB3_ATTR_RW(nfilters, adap->params.mc5.nfilters, store_nfilters);
CXGB3_ATTR_RW(nservers, adap->params.mc5.nservers, store_nservers);
static struct attribute *cxgb3_attrs[] = {
- &class_device_attr_cam_size.attr,
- &class_device_attr_nfilters.attr,
- &class_device_attr_nservers.attr,
+ &dev_attr_cam_size.attr,
+ &dev_attr_nfilters.attr,
+ &dev_attr_nservers.attr,
NULL
};
static struct attribute_group cxgb3_attr_group = {.attrs = cxgb3_attrs };
-static ssize_t tm_attr_show(struct class_device *cd, char *buf, int sched)
+static ssize_t tm_attr_show(struct device *d, struct device_attribute *attr,
+ char *buf, int sched)
{
ssize_t len;
unsigned int v, addr, bpt, cpt;
- struct adapter *adap = to_net_dev(cd)->priv;
+ struct adapter *adap = to_net_dev(d)->priv;
addr = A_TP_TX_MOD_Q1_Q0_RATE_LIMIT - sched / 2;
rtnl_lock();
return len;
}
-static ssize_t tm_attr_store(struct class_device *cd, const char *buf,
- size_t len, int sched)
+static ssize_t tm_attr_store(struct device *d, struct device_attribute *attr,
+ const char *buf, size_t len, int sched)
{
char *endp;
ssize_t ret;
unsigned int val;
- struct adapter *adap = to_net_dev(cd)->priv;
+ struct adapter *adap = to_net_dev(d)->priv;
if (!capable(CAP_NET_ADMIN))
return -EPERM;
}
#define TM_ATTR(name, sched) \
-static ssize_t show_##name(struct class_device *cd, char *buf) \
+static ssize_t show_##name(struct device *d, struct device_attribute *attr, \
+ char *buf) \
{ \
- return tm_attr_show(cd, buf, sched); \
+ return tm_attr_show(d, attr, buf, sched); \
} \
-static ssize_t store_##name(struct class_device *cd, const char *buf, size_t len) \
+static ssize_t store_##name(struct device *d, struct device_attribute *attr, \
+ const char *buf, size_t len) \
{ \
- return tm_attr_store(cd, buf, len, sched); \
+ return tm_attr_store(d, attr, buf, len, sched); \
} \
-static CLASS_DEVICE_ATTR(name, S_IRUGO | S_IWUSR, show_##name, store_##name)
+static DEVICE_ATTR(name, S_IRUGO | S_IWUSR, show_##name, store_##name)
TM_ATTR(sched0, 0);
TM_ATTR(sched1, 1);
TM_ATTR(sched7, 7);
static struct attribute *offload_attrs[] = {
- &class_device_attr_sched0.attr,
- &class_device_attr_sched1.attr,
- &class_device_attr_sched2.attr,
- &class_device_attr_sched3.attr,
- &class_device_attr_sched4.attr,
- &class_device_attr_sched5.attr,
- &class_device_attr_sched6.attr,
- &class_device_attr_sched7.attr,
+ &dev_attr_sched0.attr,
+ &dev_attr_sched1.attr,
+ &dev_attr_sched2.attr,
+ &dev_attr_sched3.attr,
+ &dev_attr_sched4.attr,
+ &dev_attr_sched5.attr,
+ &dev_attr_sched6.attr,
+ &dev_attr_sched7.attr,
NULL
};
t3_write_reg(adapter, A_TP_MTU_PORT_TABLE, mtus);
}
+static void send_pktsched_cmd(struct adapter *adap, int sched, int qidx, int lo,
+ int hi, int port)
+{
+ struct sk_buff *skb;
+ struct mngt_pktsched_wr *req;
+
+ skb = alloc_skb(sizeof(*req), GFP_KERNEL | __GFP_NOFAIL);
+ req = (struct mngt_pktsched_wr *)skb_put(skb, sizeof(*req));
+ req->wr_hi = htonl(V_WR_OP(FW_WROPCODE_MNGT));
+ req->mngt_opcode = FW_MNGTOPCODE_PKTSCHED_SET;
+ req->sched = sched;
+ req->idx = qidx;
+ req->min = lo;
+ req->max = hi;
+ req->binding = port;
+ t3_mgmt_tx(adap, skb);
+}
+
+static void bind_qsets(struct adapter *adap)
+{
+ int i, j;
+
+ for_each_port(adap, i) {
+ const struct port_info *pi = adap2pinfo(adap, i);
+
+ for (j = 0; j < pi->nqsets; ++j)
+ send_pktsched_cmd(adap, 1, pi->first_qset + j, -1,
+ -1, i);
+ }
+}
+
+#define FW_FNAME "t3fw-%d.%d.%d.bin"
+
+static int upgrade_fw(struct adapter *adap)
+{
+ int ret;
+ char buf[64];
+ const struct firmware *fw;
+ struct device *dev = &adap->pdev->dev;
+
+ snprintf(buf, sizeof(buf), FW_FNAME, FW_VERSION_MAJOR,
+ FW_VERSION_MINOR, FW_VERSION_MICRO);
+ ret = request_firmware(&fw, buf, dev);
+ if (ret < 0) {
+ dev_err(dev, "could not upgrade firmware: unable to load %s\n",
+ buf);
+ return ret;
+ }
+ ret = t3_load_fw(adap, fw->data, fw->size);
+ release_firmware(fw);
+ return ret;
+}
+
/**
* cxgb_up - enable the adapter
* @adapter: adapter being enabled
if (!(adap->flags & FULL_INIT_DONE)) {
err = t3_check_fw_version(adap);
- if (err) {
- dev_err(&adap->pdev->dev,
- "adapter FW is not compatible with driver\n");
+ if (err == -EINVAL)
+ err = upgrade_fw(adap);
+ if (err)
goto out;
- }
err = init_dummy_netdevs(adap);
if (err)
t3_intr_handler(adap,
adap->sge.qs[0].rspq.
polling),
- (adap->flags & USING_MSI) ? 0 : SA_SHIRQ,
+ (adap->flags & USING_MSI) ?
+ 0 : IRQF_SHARED,
adap->name, adap)))
goto irq_err;
t3_sge_start(adap);
t3_intr_enable(adap);
+
+ if ((adap->flags & (USING_MSIX | QUEUES_BOUND)) == USING_MSIX)
+ bind_qsets(adap);
+ adap->flags |= QUEUES_BOUND;
+
out:
return err;
irq_err:
init_smt(adapter);
/* Never mind if the next step fails */
- sysfs_create_group(&tdev->lldev->class_dev.kobj, &offload_attr_group);
+ sysfs_create_group(&tdev->lldev->dev.kobj, &offload_attr_group);
/* Call back all registered clients */
cxgb3_add_clients(tdev);
/* Call back all registered clients */
cxgb3_remove_clients(tdev);
- sysfs_remove_group(&tdev->lldev->class_dev.kobj, &offload_attr_group);
+ sysfs_remove_group(&tdev->lldev->dev.kobj, &offload_attr_group);
tdev->lldev = NULL;
cxgb3_set_dummy_ops(tdev);
return err;
set_bit(pi->port_id, &adapter->open_device_map);
- if (!ofld_disable) {
+ if (is_offload(adapter) && !ofld_disable) {
err = offload_open(dev);
if (err)
printk(KERN_WARNING
"VLANinsertions ",
"TxCsumOffload ",
"RxCsumGood ",
- "RxDrops "
+ "RxDrops ",
+
+ "CheckTXEnToggled ",
+ "CheckResets ",
+
};
static int get_stats_count(struct net_device *dev)
strcpy(info->bus_info, pci_name(adapter->pdev));
if (!fw_vers)
strcpy(info->fw_version, "N/A");
- else
+ else {
snprintf(info->fw_version, sizeof(info->fw_version),
- "%s %u.%u", (fw_vers >> 24) ? "T" : "N",
- (fw_vers >> 12) & 0xfff, fw_vers & 0xfff);
+ "%s %u.%u.%u",
+ G_FW_VERSION_TYPE(fw_vers) ? "T" : "N",
+ G_FW_VERSION_MAJOR(fw_vers),
+ G_FW_VERSION_MINOR(fw_vers),
+ G_FW_VERSION_MICRO(fw_vers));
+ }
}
static void get_strings(struct net_device *dev, u32 stringset, u8 * data)
*data++ = collect_sge_port_stats(adapter, pi, SGE_PSTAT_TX_CSUM);
*data++ = collect_sge_port_stats(adapter, pi, SGE_PSTAT_RX_CSUM_GOOD);
*data++ = s->rx_cong_drops;
+
+ *data++ = s->num_toggled;
+ *data++ = s->num_resets;
}
static inline void reg_block_dump(struct adapter *ap, void *buf,
static void get_sge_param(struct net_device *dev, struct ethtool_ringparam *e)
{
- struct adapter *adapter = dev->priv;
+ const struct adapter *adapter = dev->priv;
+ const struct port_info *pi = netdev_priv(dev);
+ const struct qset_params *q = &adapter->params.sge.qset[pi->first_qset];
e->rx_max_pending = MAX_RX_BUFFERS;
e->rx_mini_max_pending = 0;
e->rx_jumbo_max_pending = MAX_RX_JUMBO_BUFFERS;
e->tx_max_pending = MAX_TXQ_ENTRIES;
- e->rx_pending = adapter->params.sge.qset[0].fl_size;
- e->rx_mini_pending = adapter->params.sge.qset[0].rspq_size;
- e->rx_jumbo_pending = adapter->params.sge.qset[0].jumbo_size;
- e->tx_pending = adapter->params.sge.qset[0].txq_size[0];
+ e->rx_pending = q->fl_size;
+ e->rx_mini_pending = q->rspq_size;
+ e->rx_jumbo_pending = q->jumbo_size;
+ e->tx_pending = q->txq_size[0];
}
static int set_sge_param(struct net_device *dev, struct ethtool_ringparam *e)
{
int i;
+ struct qset_params *q;
struct adapter *adapter = dev->priv;
+ const struct port_info *pi = netdev_priv(dev);
if (e->rx_pending > MAX_RX_BUFFERS ||
e->rx_jumbo_pending > MAX_RX_JUMBO_BUFFERS ||
if (adapter->flags & FULL_INIT_DONE)
return -EBUSY;
- for (i = 0; i < SGE_QSETS; ++i) {
- struct qset_params *q = &adapter->params.sge.qset[i];
-
+ q = &adapter->params.sge.qset[pi->first_qset];
+ for (i = 0; i < pi->nqsets; ++i, ++q) {
q->rspq_size = e->rx_mini_pending;
q->fl_size = e->rx_pending;
q->jumbo_size = e->rx_jumbo_pending;
return -EFAULT;
switch (cmd) {
- case CHELSIO_SETREG:{
- struct ch_reg edata;
-
- if (!capable(CAP_NET_ADMIN))
- return -EPERM;
- if (copy_from_user(&edata, useraddr, sizeof(edata)))
- return -EFAULT;
- if ((edata.addr & 3) != 0
- || edata.addr >= adapter->mmio_len)
- return -EINVAL;
- writel(edata.val, adapter->regs + edata.addr);
- break;
- }
- case CHELSIO_GETREG:{
- struct ch_reg edata;
-
- if (copy_from_user(&edata, useraddr, sizeof(edata)))
- return -EFAULT;
- if ((edata.addr & 3) != 0
- || edata.addr >= adapter->mmio_len)
- return -EINVAL;
- edata.val = readl(adapter->regs + edata.addr);
- if (copy_to_user(useraddr, &edata, sizeof(edata)))
- return -EFAULT;
- break;
- }
case CHELSIO_SET_QSET_PARAMS:{
int i;
struct qset_params *q;
return -EINVAL;
/*
- * Version scheme:
- * bits 0..9: chip version
- * bits 10..15: chip revision
- */
+ * Version scheme:
+ * bits 0..9: chip version
+ * bits 10..15: chip revision
+ */
t.version = 3 | (adapter->params.rev << 10);
if (copy_to_user(useraddr, &t, sizeof(t)))
return -EFAULT;
t.trace_rx);
break;
}
- case CHELSIO_SET_PKTSCHED:{
- struct sk_buff *skb;
- struct ch_pktsched_params p;
- struct mngt_pktsched_wr *req;
-
- if (!(adapter->flags & FULL_INIT_DONE))
- return -EIO; /* uP must be up and running */
- if (copy_from_user(&p, useraddr, sizeof(p)))
- return -EFAULT;
- skb = alloc_skb(sizeof(*req), GFP_KERNEL);
- if (!skb)
- return -ENOMEM;
- req =
- (struct mngt_pktsched_wr *)skb_put(skb,
- sizeof(*req));
- req->wr_hi = htonl(V_WR_OP(FW_WROPCODE_MNGT));
- req->mngt_opcode = FW_MNGTOPCODE_PKTSCHED_SET;
- req->sched = p.sched;
- req->idx = p.idx;
- req->min = p.min;
- req->max = p.max;
- req->binding = p.binding;
- printk(KERN_INFO
- "pktsched: sched %u idx %u min %u max %u binding %u\n",
- req->sched, req->idx, req->min, req->max,
- req->binding);
- skb->priority = 1;
- offload_tx(&adapter->tdev, skb);
- break;
- }
default:
return -EOPNOTSUPP;
}
}
}
+static void check_t3b2_mac(struct adapter *adapter)
+{
+ int i;
+
+ rtnl_lock(); /* synchronize with ifdown */
+ for_each_port(adapter, i) {
+ struct net_device *dev = adapter->port[i];
+ struct port_info *p = netdev_priv(dev);
+ int status;
+
+ if (!netif_running(dev))
+ continue;
+
+ status = 0;
+ if (netif_running(dev) && netif_carrier_ok(dev))
+ status = t3b2_mac_watchdog_task(&p->mac);
+ if (status == 1)
+ p->mac.stats.num_toggled++;
+ else if (status == 2) {
+ struct cmac *mac = &p->mac;
+
+ t3_mac_set_mtu(mac, dev->mtu);
+ t3_mac_set_address(mac, 0, dev->dev_addr);
+ cxgb_set_rxmode(dev);
+ t3_link_start(&p->phy, mac, &p->link_config);
+ t3_mac_enable(mac, MAC_DIRECTION_RX | MAC_DIRECTION_TX);
+ t3_port_intr_enable(adapter, p->port_id);
+ p->mac.stats.num_resets++;
+ }
+ }
+ rtnl_unlock();
+}
+
+
static void t3_adap_check_task(struct work_struct *work)
{
struct adapter *adapter = container_of(work, struct adapter,
adapter->check_task_cnt = 0;
}
+ if (p->rev == T3_REV_B2)
+ check_t3b2_mac(adapter);
+
/* Schedule the next check update if any port is active. */
spin_lock(&adapter->work_lock);
if (adapter->open_device_map & PORT_MASK)
if (!test_bit(i, &adap->registered_device_map))
continue;
- printk(KERN_INFO "%s: %s %s RNIC (rev %d) %s%s\n",
+ printk(KERN_INFO "%s: %s %s %sNIC (rev %d) %s%s\n",
dev->name, ai->desc, pi->port_type->desc,
- adap->params.rev, buf,
+ is_offload(adap) ? "R" : "", adap->params.rev, buf,
(adap->flags & USING_MSIX) ? " MSI-X" :
(adap->flags & USING_MSI) ? " MSI" : "");
if (adap->name == dev->name && adap->params.vpd.mclk)
else if (msi > 0 && pci_enable_msi(pdev) == 0)
adapter->flags |= USING_MSI;
- err = sysfs_create_group(&adapter->port[0]->class_dev.kobj,
+ err = sysfs_create_group(&adapter->port[0]->dev.kobj,
&cxgb3_attr_group);
print_port_info(adapter, ai);
struct adapter *adapter = dev->priv;
t3_sge_stop(adapter);
- sysfs_remove_group(&adapter->port[0]->class_dev.kobj,
+ sysfs_remove_group(&adapter->port[0]->dev.kobj,
&cxgb3_attr_group);
for_each_port(adapter, i)
projects / linux-2.6-omap-h63xx.git / blobdiff