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-rw-r--r--drivers/net/cxgb3/adapter.h5
-rw-r--r--drivers/net/cxgb3/common.h4
-rw-r--r--drivers/net/cxgb3/cxgb3_ctl_defs.h17
-rw-r--r--drivers/net/cxgb3/cxgb3_main.c130
-rw-r--r--drivers/net/cxgb3/cxgb3_offload.c76
-rw-r--r--drivers/net/cxgb3/sge.c105
-rw-r--r--drivers/net/cxgb3/t3_hw.c26
-rw-r--r--drivers/net/cxgb3/version.h2
-rw-r--r--drivers/net/cxgb3/vsc8211.c2
9 files changed, 267 insertions, 100 deletions
diff --git a/drivers/net/cxgb3/adapter.h b/drivers/net/cxgb3/adapter.h
index bc8e2413abd..5b346f9eaa8 100644
--- a/drivers/net/cxgb3/adapter.h
+++ b/drivers/net/cxgb3/adapter.h
@@ -63,6 +63,7 @@ struct port_info {
struct link_config link_config;
struct net_device_stats netstats;
int activity;
+ __be32 iscsi_ipv4addr;
};
enum { /* adapter flags */
@@ -196,6 +197,7 @@ struct sge_qset { /* an SGE queue set */
int lro_frag_len;
void *lro_va;
struct net_device *netdev;
+ struct netdev_queue *tx_q; /* associated netdev TX queue */
unsigned long txq_stopped; /* which Tx queues are stopped */
struct timer_list tx_reclaim_timer; /* reclaims TX buffers */
unsigned long port_stats[SGE_PSTAT_MAX];
@@ -294,7 +296,8 @@ int t3_mgmt_tx(struct adapter *adap, struct sk_buff *skb);
void t3_update_qset_coalesce(struct sge_qset *qs, const struct qset_params *p);
int t3_sge_alloc_qset(struct adapter *adapter, unsigned int id, int nports,
int irq_vec_idx, const struct qset_params *p,
- int ntxq, struct net_device *dev);
+ int ntxq, struct net_device *dev,
+ struct netdev_queue *netdevq);
int t3_get_desc(const struct sge_qset *qs, unsigned int qnum, unsigned int idx,
unsigned char *data);
irqreturn_t t3_sge_intr_msix(int irq, void *cookie);
diff --git a/drivers/net/cxgb3/common.h b/drivers/net/cxgb3/common.h
index e312d315a42..db4f4f575b6 100644
--- a/drivers/net/cxgb3/common.h
+++ b/drivers/net/cxgb3/common.h
@@ -714,7 +714,7 @@ int t3_seeprom_read(struct adapter *adapter, u32 addr, __le32 *data);
int t3_seeprom_write(struct adapter *adapter, u32 addr, __le32 data);
int t3_seeprom_wp(struct adapter *adapter, int enable);
int t3_get_tp_version(struct adapter *adapter, u32 *vers);
-int t3_check_tpsram_version(struct adapter *adapter, int *must_load);
+int t3_check_tpsram_version(struct adapter *adapter);
int t3_check_tpsram(struct adapter *adapter, const u8 *tp_ram,
unsigned int size);
int t3_set_proto_sram(struct adapter *adap, const u8 *data);
@@ -722,7 +722,7 @@ int t3_read_flash(struct adapter *adapter, unsigned int addr,
unsigned int nwords, u32 *data, int byte_oriented);
int t3_load_fw(struct adapter *adapter, const u8 * fw_data, unsigned int size);
int t3_get_fw_version(struct adapter *adapter, u32 *vers);
-int t3_check_fw_version(struct adapter *adapter, int *must_load);
+int t3_check_fw_version(struct adapter *adapter);
int t3_init_hw(struct adapter *adapter, u32 fw_params);
void mac_prep(struct cmac *mac, struct adapter *adapter, int index);
void early_hw_init(struct adapter *adapter, const struct adapter_info *ai);
diff --git a/drivers/net/cxgb3/cxgb3_ctl_defs.h b/drivers/net/cxgb3/cxgb3_ctl_defs.h
index 1d8d46eb3c9..369fe711fd7 100644
--- a/drivers/net/cxgb3/cxgb3_ctl_defs.h
+++ b/drivers/net/cxgb3/cxgb3_ctl_defs.h
@@ -57,6 +57,9 @@ enum {
RDMA_GET_MIB = 19,
GET_RX_PAGE_INFO = 50,
+ GET_ISCSI_IPV4ADDR = 51,
+
+ GET_EMBEDDED_INFO = 70,
};
/*
@@ -86,6 +89,12 @@ struct iff_mac {
u16 vlan_tag;
};
+/* Structure used to request a port's iSCSI IPv4 address */
+struct iscsi_ipv4addr {
+ struct net_device *dev; /* the net_device */
+ __be32 ipv4addr; /* the return iSCSI IPv4 address */
+};
+
struct pci_dev;
/*
@@ -169,4 +178,12 @@ struct ofld_page_info {
unsigned int page_size; /* Page size, should be a power of 2 */
unsigned int num; /* Number of pages */
};
+
+/*
+ * Structure used to get firmware and protocol engine versions.
+ */
+struct ch_embedded_info {
+ u32 fw_vers;
+ u32 tp_vers;
+};
#endif /* _CXGB3_OFFLOAD_CTL_DEFS_H */
diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index 2c341f83d32..2847f947499 100644
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -494,6 +494,36 @@ static void enable_all_napi(struct adapter *adap)
}
/**
+ * set_qset_lro - Turn a queue set's LRO capability on and off
+ * @dev: the device the qset is attached to
+ * @qset_idx: the queue set index
+ * @val: the LRO switch
+ *
+ * Sets LRO on or off for a particular queue set.
+ * the device's features flag is updated to reflect the LRO
+ * capability when all queues belonging to the device are
+ * in the same state.
+ */
+static void set_qset_lro(struct net_device *dev, int qset_idx, int val)
+{
+ struct port_info *pi = netdev_priv(dev);
+ struct adapter *adapter = pi->adapter;
+ int i, lro_on = 1;
+
+ adapter->params.sge.qset[qset_idx].lro = !!val;
+ adapter->sge.qs[qset_idx].lro_enabled = !!val;
+
+ /* let ethtool report LRO on only if all queues are LRO enabled */
+ for (i = pi->first_qset; i < pi->first_qset + pi->nqsets; ++i)
+ lro_on &= adapter->params.sge.qset[i].lro;
+
+ if (lro_on)
+ dev->features |= NETIF_F_LRO;
+ else
+ dev->features &= ~NETIF_F_LRO;
+}
+
+/**
* setup_sge_qsets - configure SGE Tx/Rx/response queues
* @adap: the adapter
*
@@ -516,12 +546,12 @@ static int setup_sge_qsets(struct adapter *adap)
pi->qs = &adap->sge.qs[pi->first_qset];
for (j = pi->first_qset; j < pi->first_qset + pi->nqsets;
++j, ++qset_idx) {
- if (!pi->rx_csum_offload)
- adap->params.sge.qset[qset_idx].lro = 0;
+ set_qset_lro(dev, qset_idx, pi->rx_csum_offload);
err = t3_sge_alloc_qset(adap, qset_idx, 1,
(adap->flags & USING_MSIX) ? qset_idx + 1 :
irq_idx,
- &adap->params.sge.qset[qset_idx], ntxq, dev);
+ &adap->params.sge.qset[qset_idx], ntxq, dev,
+ netdev_get_tx_queue(dev, j));
if (err) {
t3_stop_sge_timers(adap);
t3_free_sge_resources(adap);
@@ -824,8 +854,8 @@ static int bind_qsets(struct adapter *adap)
return err;
}
-#define FW_FNAME "t3fw-%d.%d.%d.bin"
-#define TPSRAM_NAME "t3%c_protocol_sram-%d.%d.%d.bin"
+#define FW_FNAME "cxgb3/t3fw-%d.%d.%d.bin"
+#define TPSRAM_NAME "cxgb3/t3%c_psram-%d.%d.%d.bin"
static int upgrade_fw(struct adapter *adap)
{
@@ -928,21 +958,22 @@ release_tpsram:
static int cxgb_up(struct adapter *adap)
{
int err;
- int must_load;
if (!(adap->flags & FULL_INIT_DONE)) {
- err = t3_check_fw_version(adap, &must_load);
+ err = t3_check_fw_version(adap);
if (err == -EINVAL) {
err = upgrade_fw(adap);
- if (err && must_load)
- goto out;
+ CH_WARN(adap, "FW upgrade to %d.%d.%d %s\n",
+ FW_VERSION_MAJOR, FW_VERSION_MINOR,
+ FW_VERSION_MICRO, err ? "failed" : "succeeded");
}
- err = t3_check_tpsram_version(adap, &must_load);
+ err = t3_check_tpsram_version(adap);
if (err == -EINVAL) {
err = update_tpsram(adap);
- if (err && must_load)
- goto out;
+ CH_WARN(adap, "TP upgrade to %d.%d.%d %s\n",
+ TP_VERSION_MAJOR, TP_VERSION_MINOR,
+ TP_VERSION_MICRO, err ? "failed" : "succeeded");
}
/*
@@ -1136,9 +1167,10 @@ static int cxgb_open(struct net_device *dev)
"Could not initialize offload capabilities\n");
}
+ dev->real_num_tx_queues = pi->nqsets;
link_start(dev);
t3_port_intr_enable(adapter, pi->port_id);
- netif_start_queue(dev);
+ netif_tx_start_all_queues(dev);
if (!other_ports)
schedule_chk_task(adapter);
@@ -1151,7 +1183,7 @@ static int cxgb_close(struct net_device *dev)
struct adapter *adapter = pi->adapter;
t3_port_intr_disable(adapter, pi->port_id);
- netif_stop_queue(dev);
+ netif_tx_stop_all_queues(dev);
pi->phy.ops->power_down(&pi->phy, 1);
netif_carrier_off(dev);
t3_mac_disable(&pi->mac, MAC_DIRECTION_TX | MAC_DIRECTION_RX);
@@ -1634,13 +1666,10 @@ static int set_rx_csum(struct net_device *dev, u32 data)
p->rx_csum_offload = data;
if (!data) {
- struct adapter *adap = p->adapter;
int i;
- for (i = p->first_qset; i < p->first_qset + p->nqsets; i++) {
- adap->params.sge.qset[i].lro = 0;
- adap->sge.qs[i].lro_enabled = 0;
- }
+ for (i = p->first_qset; i < p->first_qset + p->nqsets; i++)
+ set_qset_lro(dev, i, 0);
}
return 0;
}
@@ -1795,6 +1824,25 @@ static void get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
memset(&wol->sopass, 0, sizeof(wol->sopass));
}
+static int cxgb3_set_flags(struct net_device *dev, u32 data)
+{
+ struct port_info *pi = netdev_priv(dev);
+ int i;
+
+ if (data & ETH_FLAG_LRO) {
+ if (!pi->rx_csum_offload)
+ return -EINVAL;
+
+ for (i = pi->first_qset; i < pi->first_qset + pi->nqsets; i++)
+ set_qset_lro(dev, i, 1);
+
+ } else
+ for (i = pi->first_qset; i < pi->first_qset + pi->nqsets; i++)
+ set_qset_lro(dev, i, 0);
+
+ return 0;
+}
+
static const struct ethtool_ops cxgb_ethtool_ops = {
.get_settings = get_settings,
.set_settings = set_settings,
@@ -1824,6 +1872,8 @@ static const struct ethtool_ops cxgb_ethtool_ops = {
.get_regs = get_regs,
.get_wol = get_wol,
.set_tso = ethtool_op_set_tso,
+ .get_flags = ethtool_op_get_flags,
+ .set_flags = cxgb3_set_flags,
};
static int in_range(int val, int lo, int hi)
@@ -1940,11 +1990,9 @@ static int cxgb_extension_ioctl(struct net_device *dev, void __user *useraddr)
}
}
}
- if (t.lro >= 0) {
- struct sge_qset *qs = &adapter->sge.qs[t.qset_idx];
- q->lro = t.lro;
- qs->lro_enabled = t.lro;
- }
+ if (t.lro >= 0)
+ set_qset_lro(dev, t.qset_idx, t.lro);
+
break;
}
case CHELSIO_GET_QSET_PARAMS:{
@@ -2783,6 +2831,22 @@ static void __devinit print_port_info(struct adapter *adap,
}
}
+static const struct net_device_ops cxgb_netdev_ops = {
+ .ndo_open = cxgb_open,
+ .ndo_stop = cxgb_close,
+ .ndo_start_xmit = t3_eth_xmit,
+ .ndo_get_stats = cxgb_get_stats,
+ .ndo_validate_addr = eth_validate_addr,
+ .ndo_set_multicast_list = cxgb_set_rxmode,
+ .ndo_do_ioctl = cxgb_ioctl,
+ .ndo_change_mtu = cxgb_change_mtu,
+ .ndo_set_mac_address = cxgb_set_mac_addr,
+ .ndo_vlan_rx_register = vlan_rx_register,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+ .ndo_poll_controller = cxgb_netpoll,
+#endif
+};
+
static int __devinit init_one(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
@@ -2871,7 +2935,7 @@ static int __devinit init_one(struct pci_dev *pdev,
for (i = 0; i < ai->nports; ++i) {
struct net_device *netdev;
- netdev = alloc_etherdev(sizeof(struct port_info));
+ netdev = alloc_etherdev_mq(sizeof(struct port_info), SGE_QSETS);
if (!netdev) {
err = -ENOMEM;
goto out_free_dev;
@@ -2885,6 +2949,7 @@ static int __devinit init_one(struct pci_dev *pdev,
pi->rx_csum_offload = 1;
pi->port_id = i;
netif_carrier_off(netdev);
+ netif_tx_stop_all_queues(netdev);
netdev->irq = pdev->irq;
netdev->mem_start = mmio_start;
netdev->mem_end = mmio_start + mmio_len - 1;
@@ -2894,20 +2959,7 @@ static int __devinit init_one(struct pci_dev *pdev,
netdev->features |= NETIF_F_HIGHDMA;
netdev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
- netdev->vlan_rx_register = vlan_rx_register;
-
- netdev->open = cxgb_open;
- netdev->stop = cxgb_close;
- netdev->hard_start_xmit = t3_eth_xmit;
- netdev->get_stats = cxgb_get_stats;
- netdev->set_multicast_list = cxgb_set_rxmode;
- netdev->do_ioctl = cxgb_ioctl;
- netdev->change_mtu = cxgb_change_mtu;
- netdev->set_mac_address = cxgb_set_mac_addr;
-#ifdef CONFIG_NET_POLL_CONTROLLER
- netdev->poll_controller = cxgb_netpoll;
-#endif
-
+ netdev->netdev_ops = &cxgb_netdev_ops;
SET_ETHTOOL_OPS(netdev, &cxgb_ethtool_ops);
}
diff --git a/drivers/net/cxgb3/cxgb3_offload.c b/drivers/net/cxgb3/cxgb3_offload.c
index 265aa8a15af..2d7f69aff1d 100644
--- a/drivers/net/cxgb3/cxgb3_offload.c
+++ b/drivers/net/cxgb3/cxgb3_offload.c
@@ -182,7 +182,9 @@ static struct net_device *get_iff_from_mac(struct adapter *adapter,
static int cxgb_ulp_iscsi_ctl(struct adapter *adapter, unsigned int req,
void *data)
{
+ int i;
int ret = 0;
+ unsigned int val = 0;
struct ulp_iscsi_info *uiip = data;
switch (req) {
@@ -191,32 +193,55 @@ static int cxgb_ulp_iscsi_ctl(struct adapter *adapter, unsigned int req,
uiip->llimit = t3_read_reg(adapter, A_ULPRX_ISCSI_LLIMIT);
uiip->ulimit = t3_read_reg(adapter, A_ULPRX_ISCSI_ULIMIT);
uiip->tagmask = t3_read_reg(adapter, A_ULPRX_ISCSI_TAGMASK);
+
+ val = t3_read_reg(adapter, A_ULPRX_ISCSI_PSZ);
+ for (i = 0; i < 4; i++, val >>= 8)
+ uiip->pgsz_factor[i] = val & 0xFF;
+
+ val = t3_read_reg(adapter, A_TP_PARA_REG7);
+ uiip->max_txsz =
+ uiip->max_rxsz = min((val >> S_PMMAXXFERLEN0)&M_PMMAXXFERLEN0,
+ (val >> S_PMMAXXFERLEN1)&M_PMMAXXFERLEN1);
/*
* On tx, the iscsi pdu has to be <= tx page size and has to
* fit into the Tx PM FIFO.
*/
- uiip->max_txsz = min(adapter->params.tp.tx_pg_size,
- t3_read_reg(adapter, A_PM1_TX_CFG) >> 17);
- /* on rx, the iscsi pdu has to be < rx page size and the
- whole pdu + cpl headers has to fit into one sge buffer */
- uiip->max_rxsz = min_t(unsigned int,
- adapter->params.tp.rx_pg_size,
- (adapter->sge.qs[0].fl[1].buf_size -
- sizeof(struct cpl_rx_data) * 2 -
- sizeof(struct cpl_rx_data_ddp)));
+ val = min(adapter->params.tp.tx_pg_size,
+ t3_read_reg(adapter, A_PM1_TX_CFG) >> 17);
+ uiip->max_txsz = min(val, uiip->max_txsz);
+
+ /* set MaxRxData to 16224 */
+ val = t3_read_reg(adapter, A_TP_PARA_REG2);
+ if ((val >> S_MAXRXDATA) != 0x3f60) {
+ val &= (M_RXCOALESCESIZE << S_RXCOALESCESIZE);
+ val |= V_MAXRXDATA(0x3f60);
+ printk(KERN_INFO
+ "%s, iscsi set MaxRxData to 16224 (0x%x).\n",
+ adapter->name, val);
+ t3_write_reg(adapter, A_TP_PARA_REG2, val);
+ }
+
+ /*
+ * on rx, the iscsi pdu has to be < rx page size and the
+ * the max rx data length programmed in TP
+ */
+ val = min(adapter->params.tp.rx_pg_size,
+ ((t3_read_reg(adapter, A_TP_PARA_REG2)) >>
+ S_MAXRXDATA) & M_MAXRXDATA);
+ uiip->max_rxsz = min(val, uiip->max_rxsz);
break;
case ULP_ISCSI_SET_PARAMS:
t3_write_reg(adapter, A_ULPRX_ISCSI_TAGMASK, uiip->tagmask);
- /* set MaxRxData and MaxCoalesceSize to 16224 */
- t3_write_reg(adapter, A_TP_PARA_REG2, 0x3f603f60);
/* program the ddp page sizes */
- {
- int i;
- unsigned int val = 0;
- for (i = 0; i < 4; i++)
- val |= (uiip->pgsz_factor[i] & 0xF) << (8 * i);
- if (val)
- t3_write_reg(adapter, A_ULPRX_ISCSI_PSZ, val);
+ for (i = 0; i < 4; i++)
+ val |= (uiip->pgsz_factor[i] & 0xF) << (8 * i);
+ if (val && (val != t3_read_reg(adapter, A_ULPRX_ISCSI_PSZ))) {
+ printk(KERN_INFO
+ "%s, setting iscsi pgsz 0x%x, %u,%u,%u,%u.\n",
+ adapter->name, val, uiip->pgsz_factor[0],
+ uiip->pgsz_factor[1], uiip->pgsz_factor[2],
+ uiip->pgsz_factor[3]);
+ t3_write_reg(adapter, A_ULPRX_ISCSI_PSZ, val);
}
break;
default:
@@ -407,6 +432,21 @@ static int cxgb_offload_ctl(struct t3cdev *tdev, unsigned int req, void *data)
rx_page_info->page_size = tp->rx_pg_size;
rx_page_info->num = tp->rx_num_pgs;
break;
+ case GET_ISCSI_IPV4ADDR: {
+ struct iscsi_ipv4addr *p = data;
+ struct port_info *pi = netdev_priv(p->dev);
+ p->ipv4addr = pi->iscsi_ipv4addr;
+ break;
+ }
+ case GET_EMBEDDED_INFO: {
+ struct ch_embedded_info *e = data;
+
+ spin_lock(&adapter->stats_lock);
+ t3_get_fw_version(adapter, &e->fw_vers);
+ t3_get_tp_version(adapter, &e->tp_vers);
+ spin_unlock(&adapter->stats_lock);
+ break;
+ }
default:
return -EOPNOTSUPP;
}
diff --git a/drivers/net/cxgb3/sge.c b/drivers/net/cxgb3/sge.c
index c6480be0bc1..6c641a88947 100644
--- a/drivers/net/cxgb3/sge.c
+++ b/drivers/net/cxgb3/sge.c
@@ -36,6 +36,7 @@
#include <linux/ip.h>
#include <linux/tcp.h>
#include <linux/dma-mapping.h>
+#include <net/arp.h>
#include "common.h"
#include "regs.h"
#include "sge_defs.h"
@@ -549,16 +550,15 @@ static void *alloc_ring(struct pci_dev *pdev, size_t nelem, size_t elem_size,
if (!p)
return NULL;
- if (sw_size) {
+ if (sw_size && metadata) {
s = kcalloc(nelem, sw_size, GFP_KERNEL);
if (!s) {
dma_free_coherent(&pdev->dev, len, p, *phys);
return NULL;
}
- }
- if (metadata)
*(void **)metadata = s;
+ }
memset(p, 0, len);
return p;
}
@@ -1121,10 +1121,10 @@ static void write_tx_pkt_wr(struct adapter *adap, struct sk_buff *skb,
htonl(V_WR_TID(q->token)));
}
-static inline void t3_stop_queue(struct net_device *dev, struct sge_qset *qs,
- struct sge_txq *q)
+static inline void t3_stop_tx_queue(struct netdev_queue *txq,
+ struct sge_qset *qs, struct sge_txq *q)
{
- netif_stop_queue(dev);
+ netif_tx_stop_queue(txq);
set_bit(TXQ_ETH, &qs->txq_stopped);
q->stops++;
}
@@ -1138,11 +1138,13 @@ static inline void t3_stop_queue(struct net_device *dev, struct sge_qset *qs,
*/
int t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
{
+ int qidx;
unsigned int ndesc, pidx, credits, gen, compl;
const struct port_info *pi = netdev_priv(dev);
struct adapter *adap = pi->adapter;
- struct sge_qset *qs = pi->qs;
- struct sge_txq *q = &qs->txq[TXQ_ETH];
+ struct netdev_queue *txq;
+ struct sge_qset *qs;
+ struct sge_txq *q;
/*
* The chip min packet length is 9 octets but play safe and reject
@@ -1153,6 +1155,11 @@ int t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
return NETDEV_TX_OK;
}
+ qidx = skb_get_queue_mapping(skb);
+ qs = &pi->qs[qidx];
+ q = &qs->txq[TXQ_ETH];
+ txq = netdev_get_tx_queue(dev, qidx);
+
spin_lock(&q->lock);
reclaim_completed_tx(adap, q);
@@ -1160,7 +1167,7 @@ int t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
ndesc = calc_tx_descs(skb);
if (unlikely(credits < ndesc)) {
- t3_stop_queue(dev, qs, q);
+ t3_stop_tx_queue(txq, qs, q);
dev_err(&adap->pdev->dev,
"%s: Tx ring %u full while queue awake!\n",
dev->name, q->cntxt_id & 7);
@@ -1170,12 +1177,12 @@ int t3_eth_xmit(struct sk_buff *skb, struct net_device *dev)
q->in_use += ndesc;
if (unlikely(credits - ndesc < q->stop_thres)) {
- t3_stop_queue(dev, qs, q);
+ t3_stop_tx_queue(txq, qs, q);
if (should_restart_tx(q) &&
test_and_clear_bit(TXQ_ETH, &qs->txq_stopped)) {
q->restarts++;
- netif_wake_queue(dev);
+ netif_tx_wake_queue(txq);
}
}
@@ -1839,7 +1846,7 @@ static void restart_tx(struct sge_qset *qs)
test_and_clear_bit(TXQ_ETH, &qs->txq_stopped)) {
qs->txq[TXQ_ETH].restarts++;
if (netif_running(qs->netdev))
- netif_wake_queue(qs->netdev);
+ netif_tx_wake_queue(qs->tx_q);
}
if (test_bit(TXQ_OFLD, &qs->txq_stopped) &&
@@ -1857,6 +1864,54 @@ static void restart_tx(struct sge_qset *qs)
}
/**
+ * cxgb3_arp_process - process an ARP request probing a private IP address
+ * @adapter: the adapter
+ * @skb: the skbuff containing the ARP request
+ *
+ * Check if the ARP request is probing the private IP address
+ * dedicated to iSCSI, generate an ARP reply if so.
+ */
+static void cxgb3_arp_process(struct adapter *adapter, struct sk_buff *skb)
+{
+ struct net_device *dev = skb->dev;
+ struct port_info *pi;
+ struct arphdr *arp;
+ unsigned char *arp_ptr;
+ unsigned char *sha;
+ __be32 sip, tip;
+
+ if (!dev)
+ return;
+
+ skb_reset_network_header(skb);
+ arp = arp_hdr(skb);
+
+ if (arp->ar_op != htons(ARPOP_REQUEST))
+ return;
+
+ arp_ptr = (unsigned char *)(arp + 1);
+ sha = arp_ptr;
+ arp_ptr += dev->addr_len;
+ memcpy(&sip, arp_ptr, sizeof(sip));
+ arp_ptr += sizeof(sip);
+ arp_ptr += dev->addr_len;
+ memcpy(&tip, arp_ptr, sizeof(tip));
+
+ pi = netdev_priv(dev);
+ if (tip != pi->iscsi_ipv4addr)
+ return;
+
+ arp_send(ARPOP_REPLY, ETH_P_ARP, sip, dev, tip, sha,
+ dev->dev_addr, sha);
+
+}
+
+static inline int is_arp(struct sk_buff *skb)
+{
+ return skb->protocol == htons(ETH_P_ARP);
+}
+
+/**
* rx_eth - process an ingress ethernet packet
* @adap: the adapter
* @rq: the response queue that received the packet
@@ -1876,11 +1931,10 @@ static void rx_eth(struct adapter *adap, struct sge_rspq *rq,
skb_pull(skb, sizeof(*p) + pad);
skb->protocol = eth_type_trans(skb, adap->port[p->iff]);
- skb->dev->last_rx = jiffies;
pi = netdev_priv(skb->dev);
if (pi->rx_csum_offload && p->csum_valid && p->csum == htons(0xffff) &&
!p->fragment) {
- rspq_to_qset(rq)->port_stats[SGE_PSTAT_RX_CSUM_GOOD]++;
+ qs->port_stats[SGE_PSTAT_RX_CSUM_GOOD]++;
skb->ip_summed = CHECKSUM_UNNECESSARY;
} else
skb->ip_summed = CHECKSUM_NONE;
@@ -1895,16 +1949,28 @@ static void rx_eth(struct adapter *adap, struct sge_rspq *rq,
grp,
ntohs(p->vlan),
p);
- else
+ else {
+ if (unlikely(pi->iscsi_ipv4addr &&
+ is_arp(skb))) {
+ unsigned short vtag = ntohs(p->vlan) &
+ VLAN_VID_MASK;
+ skb->dev = vlan_group_get_device(grp,
+ vtag);
+ cxgb3_arp_process(adap, skb);
+ }
__vlan_hwaccel_rx(skb, grp, ntohs(p->vlan),
rq->polling);
+ }
else
dev_kfree_skb_any(skb);
} else if (rq->polling) {
if (lro)
lro_receive_skb(&qs->lro_mgr, skb, p);
- else
+ else {
+ if (unlikely(pi->iscsi_ipv4addr && is_arp(skb)))
+ cxgb3_arp_process(adap, skb);
netif_receive_skb(skb);
+ }
} else
netif_rx(skb);
}
@@ -2308,7 +2374,7 @@ next_fl:
static inline int is_pure_response(const struct rsp_desc *r)
{
- u32 n = ntohl(r->flags) & (F_RSPD_ASYNC_NOTIF | F_RSPD_IMM_DATA_VALID);
+ __be32 n = r->flags & htonl(F_RSPD_ASYNC_NOTIF | F_RSPD_IMM_DATA_VALID);
return (n | r->len_cq) == 0;
}
@@ -2826,6 +2892,7 @@ void t3_update_qset_coalesce(struct sge_qset *qs, const struct qset_params *p)
* @p: configuration parameters for this queue set
* @ntxq: number of Tx queues for the queue set
* @netdev: net device associated with this queue set
+ * @netdevq: net device TX queue associated with this queue set
*
* Allocate resources and initialize an SGE queue set. A queue set
* comprises a response queue, two Rx free-buffer queues, and up to 3
@@ -2834,7 +2901,8 @@ void t3_update_qset_coalesce(struct sge_qset *qs, const struct qset_params *p)
*/
int t3_sge_alloc_qset(struct adapter *adapter, unsigned int id, int nports,
int irq_vec_idx, const struct qset_params *p,
- int ntxq, struct net_device *dev)
+ int ntxq, struct net_device *dev,
+ struct netdev_queue *netdevq)
{
int i, avail, ret = -ENOMEM;
struct sge_qset *q = &adapter->sge.qs[id];
@@ -2970,6 +3038,7 @@ int t3_sge_alloc_qset(struct adapter *adapter, unsigned int id, int nports,
q->adap = adapter;
q->netdev = dev;
+ q->tx_q = netdevq;
t3_update_qset_coalesce(q, p);
init_lro_mgr(q, lro_mgr);
diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c
index 9a0898b0dbc..2d1433077a8 100644
--- a/drivers/net/cxgb3/t3_hw.c
+++ b/drivers/net/cxgb3/t3_hw.c
@@ -925,11 +925,10 @@ int t3_get_tp_version(struct adapter *adapter, u32 *vers)
/**
* t3_check_tpsram_version - read the tp sram version
* @adapter: the adapter
- * @must_load: set to 1 if loading a new microcode image is required
*
* Reads the protocol sram version from flash.
*/
-int t3_check_tpsram_version(struct adapter *adapter, int *must_load)
+int t3_check_tpsram_version(struct adapter *adapter)
{
int ret;
u32 vers;
@@ -938,7 +937,6 @@ int t3_check_tpsram_version(struct adapter *adapter, int *must_load)
if (adapter->params.rev == T3_REV_A)
return 0;
- *must_load = 1;
ret = t3_get_tp_version(adapter, &vers);
if (ret)
@@ -949,13 +947,7 @@ int t3_check_tpsram_version(struct adapter *adapter, int *must_load)
if (major == TP_VERSION_MAJOR && minor == TP_VERSION_MINOR)
return 0;
-
- if (major != TP_VERSION_MAJOR)
- CH_ERR(adapter, "found wrong TP version (%u.%u), "
- "driver needs version %d.%d\n", major, minor,
- TP_VERSION_MAJOR, TP_VERSION_MINOR);
else {
- *must_load = 0;
CH_ERR(adapter, "found wrong TP version (%u.%u), "
"driver compiled for version %d.%d\n", major, minor,
TP_VERSION_MAJOR, TP_VERSION_MINOR);
@@ -1012,18 +1004,16 @@ int t3_get_fw_version(struct adapter *adapter, u32 *vers)
/**
* t3_check_fw_version - check if the FW is compatible with this driver
* @adapter: the adapter
- * @must_load: set to 1 if loading a new FW image is required
-
+ *
* Checks if an adapter's FW is compatible with the driver. Returns 0
* if the versions are compatible, a negative error otherwise.
*/
-int t3_check_fw_version(struct adapter *adapter, int *must_load)
+int t3_check_fw_version(struct adapter *adapter)
{
int ret;
u32 vers;
unsigned int type, major, minor;
- *must_load = 1;
ret = t3_get_fw_version(adapter, &vers);
if (ret)
return ret;
@@ -1035,17 +1025,11 @@ int t3_check_fw_version(struct adapter *adapter, int *must_load)
if (type == FW_VERSION_T3 && major == FW_VERSION_MAJOR &&
minor == FW_VERSION_MINOR)
return 0;
-
- if (major != FW_VERSION_MAJOR)
- CH_ERR(adapter, "found wrong FW version(%u.%u), "
- "driver needs version %u.%u\n", major, minor,
- FW_VERSION_MAJOR, FW_VERSION_MINOR);
- else if (minor < FW_VERSION_MINOR) {
- *must_load = 0;
+ else if (major != FW_VERSION_MAJOR || minor < FW_VERSION_MINOR)
CH_WARN(adapter, "found old FW minor version(%u.%u), "
"driver compiled for version %u.%u\n", major, minor,
FW_VERSION_MAJOR, FW_VERSION_MINOR);
- } else {
+ else {
CH_WARN(adapter, "found newer FW version(%u.%u), "
"driver compiled for version %u.%u\n", major, minor,
FW_VERSION_MAJOR, FW_VERSION_MINOR);
diff --git a/drivers/net/cxgb3/version.h b/drivers/net/cxgb3/version.h
index bb8698a8675..b1b25c37aa1 100644
--- a/drivers/net/cxgb3/version.h
+++ b/drivers/net/cxgb3/version.h
@@ -35,7 +35,7 @@
#define DRV_DESC "Chelsio T3 Network Driver"
#define DRV_NAME "cxgb3"
/* Driver version */
-#define DRV_VERSION "1.1.0-ko"
+#define DRV_VERSION "1.1.1-ko"
/* Firmware version */
#define FW_VERSION_MAJOR 7
diff --git a/drivers/net/cxgb3/vsc8211.c b/drivers/net/cxgb3/vsc8211.c
index 33f956bd6b5..d07130971b8 100644
--- a/drivers/net/cxgb3/vsc8211.c
+++ b/drivers/net/cxgb3/vsc8211.c
@@ -262,6 +262,7 @@ static int vsc8211_get_link_status_fiber(struct cphy *cphy, int *link_ok,
return 0;
}
+#ifdef UNUSED
/*
* Enable/disable auto MDI/MDI-X in forced link speed mode.
*/
@@ -301,6 +302,7 @@ int vsc8211_set_speed_duplex(struct cphy *phy, int speed, int duplex)
err = vsc8211_set_automdi(phy, 1);
return err;
}
+#endif /* UNUSED */
static int vsc8211_power_down(struct cphy *cphy, int enable)
{
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-29 01:21:15 +0000