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path: root/drivers/net/cxgb4/cxgb4_main.c
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Diffstat (limited to 'drivers/net/cxgb4/cxgb4_main.c')
-rw-r--r--drivers/net/cxgb4/cxgb4_main.c755
1 files changed, 597 insertions, 158 deletions
diff --git a/drivers/net/cxgb4/cxgb4_main.c b/drivers/net/cxgb4/cxgb4_main.c
index 58045b00cf40..c327527fbbc8 100644
--- a/drivers/net/cxgb4/cxgb4_main.c
+++ b/drivers/net/cxgb4/cxgb4_main.c
@@ -67,7 +67,7 @@
#include "t4fw_api.h"
#include "l2t.h"
-#define DRV_VERSION "1.0.0-ko"
+#define DRV_VERSION "1.3.0-ko"
#define DRV_DESC "Chelsio T4 Network Driver"
/*
@@ -77,6 +77,76 @@
*/
#define MAX_SGE_TIMERVAL 200U
+#ifdef CONFIG_PCI_IOV
+/*
+ * Virtual Function provisioning constants. We need two extra Ingress Queues
+ * with Interrupt capability to serve as the VF's Firmware Event Queue and
+ * Forwarded Interrupt Queue (when using MSI mode) -- neither will have Free
+ * Lists associated with them). For each Ethernet/Control Egress Queue and
+ * for each Free List, we need an Egress Context.
+ */
+enum {
+ VFRES_NPORTS = 1, /* # of "ports" per VF */
+ VFRES_NQSETS = 2, /* # of "Queue Sets" per VF */
+
+ VFRES_NVI = VFRES_NPORTS, /* # of Virtual Interfaces */
+ VFRES_NETHCTRL = VFRES_NQSETS, /* # of EQs used for ETH or CTRL Qs */
+ VFRES_NIQFLINT = VFRES_NQSETS+2,/* # of ingress Qs/w Free List(s)/intr */
+ VFRES_NIQ = 0, /* # of non-fl/int ingress queues */
+ VFRES_NEQ = VFRES_NQSETS*2, /* # of egress queues */
+ VFRES_TC = 0, /* PCI-E traffic class */
+ VFRES_NEXACTF = 16, /* # of exact MPS filters */
+
+ VFRES_R_CAPS = FW_CMD_CAP_DMAQ|FW_CMD_CAP_VF|FW_CMD_CAP_PORT,
+ VFRES_WX_CAPS = FW_CMD_CAP_DMAQ|FW_CMD_CAP_VF,
+};
+
+/*
+ * Provide a Port Access Rights Mask for the specified PF/VF. This is very
+ * static and likely not to be useful in the long run. We really need to
+ * implement some form of persistent configuration which the firmware
+ * controls.
+ */
+static unsigned int pfvfres_pmask(struct adapter *adapter,
+ unsigned int pf, unsigned int vf)
+{
+ unsigned int portn, portvec;
+
+ /*
+ * Give PF's access to all of the ports.
+ */
+ if (vf == 0)
+ return FW_PFVF_CMD_PMASK_MASK;
+
+ /*
+ * For VFs, we'll assign them access to the ports based purely on the
+ * PF. We assign active ports in order, wrapping around if there are
+ * fewer active ports than PFs: e.g. active port[pf % nports].
+ * Unfortunately the adapter's port_info structs haven't been
+ * initialized yet so we have to compute this.
+ */
+ if (adapter->params.nports == 0)
+ return 0;
+
+ portn = pf % adapter->params.nports;
+ portvec = adapter->params.portvec;
+ for (;;) {
+ /*
+ * Isolate the lowest set bit in the port vector. If we're at
+ * the port number that we want, return that as the pmask.
+ * otherwise mask that bit out of the port vector and
+ * decrement our port number ...
+ */
+ unsigned int pmask = portvec ^ (portvec & (portvec-1));
+ if (portn == 0)
+ return pmask;
+ portn--;
+ portvec &= ~pmask;
+ }
+ /*NOTREACHED*/
+}
+#endif
+
enum {
MEMWIN0_APERTURE = 65536,
MEMWIN0_BASE = 0x30000,
@@ -101,10 +171,20 @@ enum {
NETIF_MSG_TIMER | NETIF_MSG_IFDOWN | NETIF_MSG_IFUP |\
NETIF_MSG_RX_ERR | NETIF_MSG_TX_ERR)
-#define CH_DEVICE(devid) { PCI_VDEVICE(CHELSIO, devid), 0 }
+#define CH_DEVICE(devid, data) { PCI_VDEVICE(CHELSIO, devid), (data) }
static DEFINE_PCI_DEVICE_TABLE(cxgb4_pci_tbl) = {
- CH_DEVICE(0xa000), /* PE10K */
+ CH_DEVICE(0xa000, 0), /* PE10K */
+ CH_DEVICE(0x4001, 0),
+ CH_DEVICE(0x4002, 0),
+ CH_DEVICE(0x4003, 0),
+ CH_DEVICE(0x4004, 0),
+ CH_DEVICE(0x4005, 0),
+ CH_DEVICE(0x4006, 0),
+ CH_DEVICE(0x4007, 0),
+ CH_DEVICE(0x4008, 0),
+ CH_DEVICE(0x4009, 0),
+ CH_DEVICE(0x400a, 0),
{ 0, }
};
@@ -216,7 +296,7 @@ void t4_os_link_changed(struct adapter *adapter, int port_id, int link_stat)
void t4_os_portmod_changed(const struct adapter *adap, int port_id)
{
static const char *mod_str[] = {
- NULL, "LR", "SR", "ER", "passive DA", "active DA"
+ NULL, "LR", "SR", "ER", "passive DA", "active DA", "LRM"
};
const struct net_device *dev = adap->port[port_id];
@@ -224,7 +304,7 @@ void t4_os_portmod_changed(const struct adapter *adap, int port_id)
if (pi->mod_type == FW_PORT_MOD_TYPE_NONE)
netdev_info(dev, "port module unplugged\n");
- else
+ else if (pi->mod_type < ARRAY_SIZE(mod_str))
netdev_info(dev, "%s module inserted\n", mod_str[pi->mod_type]);
}
@@ -244,12 +324,13 @@ static int set_addr_filters(const struct net_device *dev, bool sleep)
int uc_cnt = netdev_uc_count(dev);
int mc_cnt = netdev_mc_count(dev);
const struct port_info *pi = netdev_priv(dev);
+ unsigned int mb = pi->adapter->fn;
/* first do the secondary unicast addresses */
netdev_for_each_uc_addr(ha, dev) {
addr[naddr++] = ha->addr;
if (--uc_cnt == 0 || naddr >= ARRAY_SIZE(addr)) {
- ret = t4_alloc_mac_filt(pi->adapter, 0, pi->viid, free,
+ ret = t4_alloc_mac_filt(pi->adapter, mb, pi->viid, free,
naddr, addr, filt_idx, &uhash, sleep);
if (ret < 0)
return ret;
@@ -263,7 +344,7 @@ static int set_addr_filters(const struct net_device *dev, bool sleep)
netdev_for_each_mc_addr(ha, dev) {
addr[naddr++] = ha->addr;
if (--mc_cnt == 0 || naddr >= ARRAY_SIZE(addr)) {
- ret = t4_alloc_mac_filt(pi->adapter, 0, pi->viid, free,
+ ret = t4_alloc_mac_filt(pi->adapter, mb, pi->viid, free,
naddr, addr, filt_idx, &mhash, sleep);
if (ret < 0)
return ret;
@@ -273,7 +354,7 @@ static int set_addr_filters(const struct net_device *dev, bool sleep)
}
}
- return t4_set_addr_hash(pi->adapter, 0, pi->viid, uhash != 0,
+ return t4_set_addr_hash(pi->adapter, mb, pi->viid, uhash != 0,
uhash | mhash, sleep);
}
@@ -288,7 +369,7 @@ static int set_rxmode(struct net_device *dev, int mtu, bool sleep_ok)
ret = set_addr_filters(dev, sleep_ok);
if (ret == 0)
- ret = t4_set_rxmode(pi->adapter, 0, pi->viid, mtu,
+ ret = t4_set_rxmode(pi->adapter, pi->adapter->fn, pi->viid, mtu,
(dev->flags & IFF_PROMISC) ? 1 : 0,
(dev->flags & IFF_ALLMULTI) ? 1 : 0, 1, -1,
sleep_ok);
@@ -305,15 +386,16 @@ static int link_start(struct net_device *dev)
{
int ret;
struct port_info *pi = netdev_priv(dev);
+ unsigned int mb = pi->adapter->fn;
/*
* We do not set address filters and promiscuity here, the stack does
* that step explicitly.
*/
- ret = t4_set_rxmode(pi->adapter, 0, pi->viid, dev->mtu, -1, -1, -1,
+ ret = t4_set_rxmode(pi->adapter, mb, pi->viid, dev->mtu, -1, -1, -1,
pi->vlan_grp != NULL, true);
if (ret == 0) {
- ret = t4_change_mac(pi->adapter, 0, pi->viid,
+ ret = t4_change_mac(pi->adapter, mb, pi->viid,
pi->xact_addr_filt, dev->dev_addr, true,
true);
if (ret >= 0) {
@@ -322,9 +404,10 @@ static int link_start(struct net_device *dev)
}
}
if (ret == 0)
- ret = t4_link_start(pi->adapter, 0, pi->tx_chan, &pi->link_cfg);
+ ret = t4_link_start(pi->adapter, mb, pi->tx_chan,
+ &pi->link_cfg);
if (ret == 0)
- ret = t4_enable_vi(pi->adapter, 0, pi->viid, true, true);
+ ret = t4_enable_vi(pi->adapter, mb, pi->viid, true, true);
return ret;
}
@@ -527,30 +610,47 @@ static void free_msix_queue_irqs(struct adapter *adap)
}
/**
+ * write_rss - write the RSS table for a given port
+ * @pi: the port
+ * @queues: array of queue indices for RSS
+ *
+ * Sets up the portion of the HW RSS table for the port's VI to distribute
+ * packets to the Rx queues in @queues.
+ */
+static int write_rss(const struct port_info *pi, const u16 *queues)
+{
+ u16 *rss;
+ int i, err;
+ const struct sge_eth_rxq *q = &pi->adapter->sge.ethrxq[pi->first_qset];
+
+ rss = kmalloc(pi->rss_size * sizeof(u16), GFP_KERNEL);
+ if (!rss)
+ return -ENOMEM;
+
+ /* map the queue indices to queue ids */
+ for (i = 0; i < pi->rss_size; i++, queues++)
+ rss[i] = q[*queues].rspq.abs_id;
+
+ err = t4_config_rss_range(pi->adapter, pi->adapter->fn, pi->viid, 0,
+ pi->rss_size, rss, pi->rss_size);
+ kfree(rss);
+ return err;
+}
+
+/**
* setup_rss - configure RSS
* @adap: the adapter
*
- * Sets up RSS to distribute packets to multiple receive queues. We
- * configure the RSS CPU lookup table to distribute to the number of HW
- * receive queues, and the response queue lookup table to narrow that
- * down to the response queues actually configured for each port.
- * We always configure the RSS mapping for all ports since the mapping
- * table has plenty of entries.
+ * Sets up RSS for each port.
*/
static int setup_rss(struct adapter *adap)
{
- int i, j, err;
- u16 rss[MAX_ETH_QSETS];
+ int i, err;
for_each_port(adap, i) {
const struct port_info *pi = adap2pinfo(adap, i);
- const struct sge_eth_rxq *q = &adap->sge.ethrxq[pi->first_qset];
-
- for (j = 0; j < pi->nqsets; j++)
- rss[j] = q[j].rspq.abs_id;
- err = t4_config_rss_range(adap, 0, pi->viid, 0, pi->rss_size,
- rss, pi->nqsets);
+ err = write_rss(pi, pi->rss);
if (err)
return err;
}
@@ -963,10 +1063,11 @@ static void get_stats(struct net_device *dev, struct ethtool_stats *stats,
* Return a version number to identify the type of adapter. The scheme is:
* - bits 0..9: chip version
* - bits 10..15: chip revision
+ * - bits 16..23: register dump version
*/
static inline unsigned int mk_adap_vers(const struct adapter *ap)
{
- return 4 | (ap->params.rev << 10);
+ return 4 | (ap->params.rev << 10) | (1 << 16);
}
static void reg_block_dump(struct adapter *ap, void *buf, unsigned int start,
@@ -1041,7 +1142,9 @@ static void get_regs(struct net_device *dev, struct ethtool_regs *regs,
0xdfc0, 0xdfe0,
0xe000, 0xea7c,
0xf000, 0x11190,
- 0x19040, 0x19124,
+ 0x19040, 0x1906c,
+ 0x19078, 0x19080,
+ 0x1908c, 0x19124,
0x19150, 0x191b0,
0x191d0, 0x191e8,
0x19238, 0x1924c,
@@ -1054,49 +1157,49 @@ static void get_regs(struct net_device *dev, struct ethtool_regs *regs,
0x1a190, 0x1a1c4,
0x1a1fc, 0x1a1fc,
0x1e040, 0x1e04c,
- 0x1e240, 0x1e28c,
+ 0x1e284, 0x1e28c,
0x1e2c0, 0x1e2c0,
0x1e2e0, 0x1e2e0,
0x1e300, 0x1e384,
0x1e3c0, 0x1e3c8,
0x1e440, 0x1e44c,
- 0x1e640, 0x1e68c,
+ 0x1e684, 0x1e68c,
0x1e6c0, 0x1e6c0,
0x1e6e0, 0x1e6e0,
0x1e700, 0x1e784,
0x1e7c0, 0x1e7c8,
0x1e840, 0x1e84c,
- 0x1ea40, 0x1ea8c,
+ 0x1ea84, 0x1ea8c,
0x1eac0, 0x1eac0,
0x1eae0, 0x1eae0,
0x1eb00, 0x1eb84,
0x1ebc0, 0x1ebc8,
0x1ec40, 0x1ec4c,
- 0x1ee40, 0x1ee8c,
+ 0x1ee84, 0x1ee8c,
0x1eec0, 0x1eec0,
0x1eee0, 0x1eee0,
0x1ef00, 0x1ef84,
0x1efc0, 0x1efc8,
0x1f040, 0x1f04c,
- 0x1f240, 0x1f28c,
+ 0x1f284, 0x1f28c,
0x1f2c0, 0x1f2c0,
0x1f2e0, 0x1f2e0,
0x1f300, 0x1f384,
0x1f3c0, 0x1f3c8,
0x1f440, 0x1f44c,
- 0x1f640, 0x1f68c,
+ 0x1f684, 0x1f68c,
0x1f6c0, 0x1f6c0,
0x1f6e0, 0x1f6e0,
0x1f700, 0x1f784,
0x1f7c0, 0x1f7c8,
0x1f840, 0x1f84c,
- 0x1fa40, 0x1fa8c,
+ 0x1fa84, 0x1fa8c,
0x1fac0, 0x1fac0,
0x1fae0, 0x1fae0,
0x1fb00, 0x1fb84,
0x1fbc0, 0x1fbc8,
0x1fc40, 0x1fc4c,
- 0x1fe40, 0x1fe8c,
+ 0x1fe84, 0x1fe8c,
0x1fec0, 0x1fec0,
0x1fee0, 0x1fee0,
0x1ff00, 0x1ff84,
@@ -1217,16 +1320,18 @@ static int restart_autoneg(struct net_device *dev)
return -EAGAIN;
if (p->link_cfg.autoneg != AUTONEG_ENABLE)
return -EINVAL;
- t4_restart_aneg(p->adapter, 0, p->tx_chan);
+ t4_restart_aneg(p->adapter, p->adapter->fn, p->tx_chan);
return 0;
}
static int identify_port(struct net_device *dev, u32 data)
{
+ struct adapter *adap = netdev2adap(dev);
+
if (data == 0)
data = 2; /* default to 2 seconds */
- return t4_identify_port(netdev2adap(dev), 0, netdev2pinfo(dev)->viid,
+ return t4_identify_port(adap, adap->fn, netdev2pinfo(dev)->viid,
data * 5);
}
@@ -1234,7 +1339,8 @@ static unsigned int from_fw_linkcaps(unsigned int type, unsigned int caps)
{
unsigned int v = 0;
- if (type == FW_PORT_TYPE_BT_SGMII || type == FW_PORT_TYPE_BT_XAUI) {
+ if (type == FW_PORT_TYPE_BT_SGMII || type == FW_PORT_TYPE_BT_XFI ||
+ type == FW_PORT_TYPE_BT_XAUI) {
v |= SUPPORTED_TP;
if (caps & FW_PORT_CAP_SPEED_100M)
v |= SUPPORTED_100baseT_Full;
@@ -1250,7 +1356,10 @@ static unsigned int from_fw_linkcaps(unsigned int type, unsigned int caps)
v |= SUPPORTED_10000baseKX4_Full;
} else if (type == FW_PORT_TYPE_KR)
v |= SUPPORTED_Backplane | SUPPORTED_10000baseKR_Full;
- else if (type == FW_PORT_TYPE_FIBER)
+ else if (type == FW_PORT_TYPE_BP_AP)
+ v |= SUPPORTED_Backplane | SUPPORTED_10000baseR_FEC;
+ else if (type == FW_PORT_TYPE_FIBER_XFI ||
+ type == FW_PORT_TYPE_FIBER_XAUI || type == FW_PORT_TYPE_SFP)
v |= SUPPORTED_FIBRE;
if (caps & FW_PORT_CAP_ANEG)
@@ -1276,13 +1385,19 @@ static int get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
const struct port_info *p = netdev_priv(dev);
if (p->port_type == FW_PORT_TYPE_BT_SGMII ||
+ p->port_type == FW_PORT_TYPE_BT_XFI ||
p->port_type == FW_PORT_TYPE_BT_XAUI)
cmd->port = PORT_TP;
- else if (p->port_type == FW_PORT_TYPE_FIBER)
+ else if (p->port_type == FW_PORT_TYPE_FIBER_XFI ||
+ p->port_type == FW_PORT_TYPE_FIBER_XAUI)
cmd->port = PORT_FIBRE;
- else if (p->port_type == FW_PORT_TYPE_TWINAX)
- cmd->port = PORT_DA;
- else
+ else if (p->port_type == FW_PORT_TYPE_SFP) {
+ if (p->mod_type == FW_PORT_MOD_TYPE_TWINAX_PASSIVE ||
+ p->mod_type == FW_PORT_MOD_TYPE_TWINAX_ACTIVE)
+ cmd->port = PORT_DA;
+ else
+ cmd->port = PORT_FIBRE;
+ } else
cmd->port = PORT_OTHER;
if (p->mdio_addr >= 0) {
@@ -1356,7 +1471,8 @@ static int set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
lc->autoneg = cmd->autoneg;
if (netif_running(dev))
- return t4_link_start(p->adapter, 0, p->tx_chan, lc);
+ return t4_link_start(p->adapter, p->adapter->fn, p->tx_chan,
+ lc);
return 0;
}
@@ -1388,7 +1504,8 @@ static int set_pauseparam(struct net_device *dev,
if (epause->tx_pause)
lc->requested_fc |= PAUSE_TX;
if (netif_running(dev))
- return t4_link_start(p->adapter, 0, p->tx_chan, lc);
+ return t4_link_start(p->adapter, p->adapter->fn, p->tx_chan,
+ lc);
return 0;
}
@@ -1520,7 +1637,8 @@ static int set_rxq_intr_params(struct adapter *adap, struct sge_rspq *q,
v = FW_PARAMS_MNEM(FW_PARAMS_MNEM_DMAQ) |
FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DMAQ_IQ_INTCNTTHRESH) |
FW_PARAMS_PARAM_YZ(q->cntxt_id);
- err = t4_set_params(adap, 0, 0, 0, 1, &v, &new_idx);
+ err = t4_set_params(adap, adap->fn, adap->fn, 0, 1, &v,
+ &new_idx);
if (err)
return err;
}
@@ -1708,27 +1826,114 @@ static int set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
return err;
}
+#define TSO_FLAGS (NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_TSO_ECN)
+
static int set_tso(struct net_device *dev, u32 value)
{
if (value)
- dev->features |= NETIF_F_TSO | NETIF_F_TSO6;
+ dev->features |= TSO_FLAGS;
else
- dev->features &= ~(NETIF_F_TSO | NETIF_F_TSO6);
+ dev->features &= ~TSO_FLAGS;
return 0;
}
static int set_flags(struct net_device *dev, u32 flags)
{
- if (flags & ~ETH_FLAG_RXHASH)
- return -EOPNOTSUPP;
+ return ethtool_op_set_flags(dev, flags, ETH_FLAG_RXHASH);
+}
- if (flags & ETH_FLAG_RXHASH)
- dev->features |= NETIF_F_RXHASH;
- else
- dev->features &= ~NETIF_F_RXHASH;
+static int get_rss_table(struct net_device *dev, struct ethtool_rxfh_indir *p)
+{
+ const struct port_info *pi = netdev_priv(dev);
+ unsigned int n = min_t(unsigned int, p->size, pi->rss_size);
+
+ p->size = pi->rss_size;
+ while (n--)
+ p->ring_index[n] = pi->rss[n];
return 0;
}
+static int set_rss_table(struct net_device *dev,
+ const struct ethtool_rxfh_indir *p)
+{
+ unsigned int i;
+ struct port_info *pi = netdev_priv(dev);
+
+ if (p->size != pi->rss_size)
+ return -EINVAL;
+ for (i = 0; i < p->size; i++)
+ if (p->ring_index[i] >= pi->nqsets)
+ return -EINVAL;
+ for (i = 0; i < p->size; i++)
+ pi->rss[i] = p->ring_index[i];
+ if (pi->adapter->flags & FULL_INIT_DONE)
+ return write_rss(pi, pi->rss);
+ return 0;
+}
+
+static int get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info,
+ void *rules)
+{
+ const struct port_info *pi = netdev_priv(dev);
+
+ switch (info->cmd) {
+ case ETHTOOL_GRXFH: {
+ unsigned int v = pi->rss_mode;
+
+ info->data = 0;
+ switch (info->flow_type) {
+ case TCP_V4_FLOW:
+ if (v & FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN)
+ info->data = RXH_IP_SRC | RXH_IP_DST |
+ RXH_L4_B_0_1 | RXH_L4_B_2_3;
+ else if (v & FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN)
+ info->data = RXH_IP_SRC | RXH_IP_DST;
+ break;
+ case UDP_V4_FLOW:
+ if ((v & FW_RSS_VI_CONFIG_CMD_IP4FOURTUPEN) &&
+ (v & FW_RSS_VI_CONFIG_CMD_UDPEN))
+ info->data = RXH_IP_SRC | RXH_IP_DST |
+ RXH_L4_B_0_1 | RXH_L4_B_2_3;
+ else if (v & FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN)
+ info->data = RXH_IP_SRC | RXH_IP_DST;
+ break;
+ case SCTP_V4_FLOW:
+ case AH_ESP_V4_FLOW:
+ case IPV4_FLOW:
+ if (v & FW_RSS_VI_CONFIG_CMD_IP4TWOTUPEN)
+ info->data = RXH_IP_SRC | RXH_IP_DST;
+ break;
+ case TCP_V6_FLOW:
+ if (v & FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN)
+ info->data = RXH_IP_SRC | RXH_IP_DST |
+ RXH_L4_B_0_1 | RXH_L4_B_2_3;
+ else if (v & FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN)
+ info->data = RXH_IP_SRC | RXH_IP_DST;
+ break;
+ case UDP_V6_FLOW:
+ if ((v & FW_RSS_VI_CONFIG_CMD_IP6FOURTUPEN) &&
+ (v & FW_RSS_VI_CONFIG_CMD_UDPEN))
+ info->data = RXH_IP_SRC | RXH_IP_DST |
+ RXH_L4_B_0_1 | RXH_L4_B_2_3;
+ else if (v & FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN)
+ info->data = RXH_IP_SRC | RXH_IP_DST;
+ break;
+ case SCTP_V6_FLOW:
+ case AH_ESP_V6_FLOW:
+ case IPV6_FLOW:
+ if (v & FW_RSS_VI_CONFIG_CMD_IP6TWOTUPEN)
+ info->data = RXH_IP_SRC | RXH_IP_DST;
+ break;
+ }
+ return 0;
+ }
+ case ETHTOOL_GRXRINGS:
+ info->data = pi->nqsets;
+ return 0;
+ }
+ return -EOPNOTSUPP;
+}
+
static struct ethtool_ops cxgb_ethtool_ops = {
.get_settings = get_settings,
.set_settings = set_settings,
@@ -1760,6 +1965,9 @@ static struct ethtool_ops cxgb_ethtool_ops = {
.set_wol = set_wol,
.set_tso = set_tso,
.set_flags = set_flags,
+ .get_rxnfc = get_rxnfc,
+ .get_rxfh_indir = get_rss_table,
+ .set_rxfh_indir = set_rss_table,
.flash_device = set_flash,
};
@@ -2306,9 +2514,11 @@ static void uld_attach(struct adapter *adap, unsigned int uld)
lli.adapter_type = adap->params.rev;
lli.iscsi_iolen = MAXRXDATA_GET(t4_read_reg(adap, TP_PARA_REG2));
lli.udb_density = 1 << QUEUESPERPAGEPF0_GET(
- t4_read_reg(adap, SGE_EGRESS_QUEUES_PER_PAGE_PF));
+ t4_read_reg(adap, SGE_EGRESS_QUEUES_PER_PAGE_PF) >>
+ (adap->fn * 4));
lli.ucq_density = 1 << QUEUESPERPAGEPF0_GET(
- t4_read_reg(adap, SGE_INGRESS_QUEUES_PER_PAGE_PF));
+ t4_read_reg(adap, SGE_INGRESS_QUEUES_PER_PAGE_PF) >>
+ (adap->fn * 4));
lli.gts_reg = adap->regs + MYPF_REG(SGE_PF_GTS);
lli.db_reg = adap->regs + MYPF_REG(SGE_PF_KDOORBELL);
lli.fw_vers = adap->params.fw_vers;
@@ -2483,6 +2693,7 @@ static void cxgb_down(struct adapter *adapter)
t4_intr_disable(adapter);
cancel_work_sync(&adapter->tid_release_task);
adapter->tid_release_task_busy = false;
+ adapter->tid_release_head = NULL;
if (adapter->flags & USING_MSIX) {
free_msix_queue_irqs(adapter);
@@ -2511,9 +2722,10 @@ static int cxgb_open(struct net_device *dev)
}
dev->real_num_tx_queues = pi->nqsets;
- link_start(dev);
- netif_tx_start_all_queues(dev);
- return 0;
+ err = link_start(dev);
+ if (!err)
+ netif_tx_start_all_queues(dev);
+ return err;
}
static int cxgb_close(struct net_device *dev)
@@ -2523,15 +2735,15 @@ static int cxgb_close(struct net_device *dev)
netif_tx_stop_all_queues(dev);
netif_carrier_off(dev);
- return t4_enable_vi(adapter, 0, pi->viid, false, false);
+ return t4_enable_vi(adapter, adapter->fn, pi->viid, false, false);
}
-static struct net_device_stats *cxgb_get_stats(struct net_device *dev)
+static struct rtnl_link_stats64 *cxgb_get_stats(struct net_device *dev,
+ struct rtnl_link_stats64 *ns)
{
struct port_stats stats;
struct port_info *p = netdev_priv(dev);
struct adapter *adapter = p->adapter;
- struct net_device_stats *ns = &dev->stats;
spin_lock(&adapter->stats_lock);
t4_get_port_stats(adapter, p->tx_chan, &stats);
@@ -2570,6 +2782,7 @@ static struct net_device_stats *cxgb_get_stats(struct net_device *dev)
static int cxgb_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
{
+ unsigned int mbox;
int ret = 0, prtad, devad;
struct port_info *pi = netdev_priv(dev);
struct mii_ioctl_data *data = (struct mii_ioctl_data *)&req->ifr_data;
@@ -2592,11 +2805,12 @@ static int cxgb_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
} else
return -EINVAL;
+ mbox = pi->adapter->fn;
if (cmd == SIOCGMIIREG)
- ret = t4_mdio_rd(pi->adapter, 0, prtad, devad,
+ ret = t4_mdio_rd(pi->adapter, mbox, prtad, devad,
data->reg_num, &data->val_out);
else
- ret = t4_mdio_wr(pi->adapter, 0, prtad, devad,
+ ret = t4_mdio_wr(pi->adapter, mbox, prtad, devad,
data->reg_num, data->val_in);
break;
default:
@@ -2618,8 +2832,8 @@ static int cxgb_change_mtu(struct net_device *dev, int new_mtu)
if (new_mtu < 81 || new_mtu > MAX_MTU) /* accommodate SACK */
return -EINVAL;
- ret = t4_set_rxmode(pi->adapter, 0, pi->viid, new_mtu, -1, -1, -1, -1,
- true);
+ ret = t4_set_rxmode(pi->adapter, pi->adapter->fn, pi->viid, new_mtu, -1,
+ -1, -1, -1, true);
if (!ret)
dev->mtu = new_mtu;
return ret;
@@ -2634,8 +2848,8 @@ static int cxgb_set_mac_addr(struct net_device *dev, void *p)
if (!is_valid_ether_addr(addr->sa_data))
return -EINVAL;
- ret = t4_change_mac(pi->adapter, 0, pi->viid, pi->xact_addr_filt,
- addr->sa_data, true, true);
+ ret = t4_change_mac(pi->adapter, pi->adapter->fn, pi->viid,
+ pi->xact_addr_filt, addr->sa_data, true, true);
if (ret < 0)
return ret;
@@ -2649,8 +2863,8 @@ static void vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
struct port_info *pi = netdev_priv(dev);
pi->vlan_grp = grp;
- t4_set_rxmode(pi->adapter, 0, pi->viid, -1, -1, -1, -1, grp != NULL,
- true);
+ t4_set_rxmode(pi->adapter, pi->adapter->fn, pi->viid, -1, -1, -1, -1,
+ grp != NULL, true);
}
#ifdef CONFIG_NET_POLL_CONTROLLER
@@ -2674,7 +2888,7 @@ static const struct net_device_ops cxgb4_netdev_ops = {
.ndo_open = cxgb_open,
.ndo_stop = cxgb_close,
.ndo_start_xmit = t4_eth_xmit,
- .ndo_get_stats = cxgb_get_stats,
+ .ndo_get_stats64 = cxgb_get_stats,
.ndo_set_rx_mode = cxgb_set_rxmode,
.ndo_set_mac_address = cxgb_set_mac_addr,
.ndo_validate_addr = eth_validate_addr,
@@ -2707,6 +2921,76 @@ static void setup_memwin(struct adapter *adap)
t4_write_reg(adap, PCIE_MEM_ACCESS_REG(PCIE_MEM_ACCESS_BASE_WIN, 2),
(bar0 + MEMWIN2_BASE) | BIR(0) |
WINDOW(ilog2(MEMWIN2_APERTURE) - 10));
+ if (adap->vres.ocq.size) {
+ unsigned int start, sz_kb;
+
+ start = pci_resource_start(adap->pdev, 2) +
+ OCQ_WIN_OFFSET(adap->pdev, &adap->vres);
+ sz_kb = roundup_pow_of_two(adap->vres.ocq.size) >> 10;
+ t4_write_reg(adap,
+ PCIE_MEM_ACCESS_REG(PCIE_MEM_ACCESS_BASE_WIN, 3),
+ start | BIR(1) | WINDOW(ilog2(sz_kb)));
+ t4_write_reg(adap,
+ PCIE_MEM_ACCESS_REG(PCIE_MEM_ACCESS_OFFSET, 3),
+ adap->vres.ocq.start);
+ t4_read_reg(adap,
+ PCIE_MEM_ACCESS_REG(PCIE_MEM_ACCESS_OFFSET, 3));
+ }
+}
+
+static int adap_init1(struct adapter *adap, struct fw_caps_config_cmd *c)
+{
+ u32 v;
+ int ret;
+
+ /* get device capabilities */
+ memset(c, 0, sizeof(*c));
+ c->op_to_write = htonl(FW_CMD_OP(FW_CAPS_CONFIG_CMD) |
+ FW_CMD_REQUEST | FW_CMD_READ);
+ c->retval_len16 = htonl(FW_LEN16(*c));
+ ret = t4_wr_mbox(adap, adap->fn, c, sizeof(*c), c);
+ if (ret < 0)
+ return ret;
+
+ /* select capabilities we'll be using */
+ if (c->niccaps & htons(FW_CAPS_CONFIG_NIC_VM)) {
+ if (!vf_acls)
+ c->niccaps ^= htons(FW_CAPS_CONFIG_NIC_VM);
+ else
+ c->niccaps = htons(FW_CAPS_CONFIG_NIC_VM);
+ } else if (vf_acls) {
+ dev_err(adap->pdev_dev, "virtualization ACLs not supported");
+ return ret;
+ }
+ c->op_to_write = htonl(FW_CMD_OP(FW_CAPS_CONFIG_CMD) |
+ FW_CMD_REQUEST | FW_CMD_WRITE);
+ ret = t4_wr_mbox(adap, adap->fn, c, sizeof(*c), NULL);
+ if (ret < 0)
+ return ret;
+
+ ret = t4_config_glbl_rss(adap, adap->fn,
+ FW_RSS_GLB_CONFIG_CMD_MODE_BASICVIRTUAL,
+ FW_RSS_GLB_CONFIG_CMD_TNLMAPEN |
+ FW_RSS_GLB_CONFIG_CMD_TNLALLLKP);
+ if (ret < 0)
+ return ret;
+
+ ret = t4_cfg_pfvf(adap, adap->fn, adap->fn, 0, MAX_EGRQ, 64, MAX_INGQ,
+ 0, 0, 4, 0xf, 0xf, 16, FW_CMD_CAP_PF, FW_CMD_CAP_PF);
+ if (ret < 0)
+ return ret;
+
+ t4_sge_init(adap);
+
+ /* tweak some settings */
+ t4_write_reg(adap, TP_SHIFT_CNT, 0x64f8849);
+ t4_write_reg(adap, ULP_RX_TDDP_PSZ, HPZ0(PAGE_SHIFT - 12));
+ t4_write_reg(adap, TP_PIO_ADDR, TP_INGRESS_CONFIG);
+ v = t4_read_reg(adap, TP_PIO_DATA);
+ t4_write_reg(adap, TP_PIO_DATA, v & ~CSUM_HAS_PSEUDO_HDR);
+
+ /* get basic stuff going */
+ return t4_early_init(adap, adap->fn);
}
/*
@@ -2734,7 +3018,7 @@ static int adap_init0(struct adapter *adap)
return ret;
/* contact FW, request master */
- ret = t4_fw_hello(adap, 0, 0, MASTER_MUST, &state);
+ ret = t4_fw_hello(adap, adap->fn, adap->fn, MASTER_MUST, &state);
if (ret < 0) {
dev_err(adap->pdev_dev, "could not connect to FW, error %d\n",
ret);
@@ -2742,44 +3026,7 @@ static int adap_init0(struct adapter *adap)
}
/* reset device */
- ret = t4_fw_reset(adap, 0, PIORSTMODE | PIORST);
- if (ret < 0)
- goto bye;
-
- /* get device capabilities */
- memset(&c, 0, sizeof(c));
- c.op_to_write = htonl(FW_CMD_OP(FW_CAPS_CONFIG_CMD) |
- FW_CMD_REQUEST | FW_CMD_READ);
- c.retval_len16 = htonl(FW_LEN16(c));
- ret = t4_wr_mbox(adap, 0, &c, sizeof(c), &c);
- if (ret < 0)
- goto bye;
-
- /* select capabilities we'll be using */
- if (c.niccaps & htons(FW_CAPS_CONFIG_NIC_VM)) {
- if (!vf_acls)
- c.niccaps ^= htons(FW_CAPS_CONFIG_NIC_VM);
- else
- c.niccaps = htons(FW_CAPS_CONFIG_NIC_VM);
- } else if (vf_acls) {
- dev_err(adap->pdev_dev, "virtualization ACLs not supported");
- goto bye;
- }
- c.op_to_write = htonl(FW_CMD_OP(FW_CAPS_CONFIG_CMD) |
- FW_CMD_REQUEST | FW_CMD_WRITE);
- ret = t4_wr_mbox(adap, 0, &c, sizeof(c), NULL);
- if (ret < 0)
- goto bye;
-
- ret = t4_config_glbl_rss(adap, 0,
- FW_RSS_GLB_CONFIG_CMD_MODE_BASICVIRTUAL,
- FW_RSS_GLB_CONFIG_CMD_TNLMAPEN |
- FW_RSS_GLB_CONFIG_CMD_TNLALLLKP);
- if (ret < 0)
- goto bye;
-
- ret = t4_cfg_pfvf(adap, 0, 0, 0, 64, 64, 64, 0, 0, 4, 0xf, 0xf, 16,
- FW_CMD_CAP_PF, FW_CMD_CAP_PF);
+ ret = t4_fw_reset(adap, adap->fn, PIORSTMODE | PIORST);
if (ret < 0)
goto bye;
@@ -2790,27 +3037,31 @@ static int adap_init0(struct adapter *adap)
for (v = 1; v < SGE_NCOUNTERS; v++)
adap->sge.counter_val[v] = min(intr_cnt[v - 1],
THRESHOLD_3_MASK);
- t4_sge_init(adap);
+#define FW_PARAM_DEV(param) \
+ (FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | \
+ FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_##param))
- /* get basic stuff going */
- ret = t4_early_init(adap, 0);
+ params[0] = FW_PARAM_DEV(CCLK);
+ ret = t4_query_params(adap, adap->fn, adap->fn, 0, 1, params, val);
if (ret < 0)
goto bye;
+ adap->params.vpd.cclk = val[0];
-#define FW_PARAM_DEV(param) \
- (FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) | \
- FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_##param))
+ ret = adap_init1(adap, &c);
+ if (ret < 0)
+ goto bye;
#define FW_PARAM_PFVF(param) \
(FW_PARAMS_MNEM(FW_PARAMS_MNEM_PFVF) | \
- FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_PFVF_##param))
+ FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_PFVF_##param) | \
+ FW_PARAMS_PARAM_Y(adap->fn))
params[0] = FW_PARAM_DEV(PORTVEC);
params[1] = FW_PARAM_PFVF(L2T_START);
params[2] = FW_PARAM_PFVF(L2T_END);
params[3] = FW_PARAM_PFVF(FILTER_START);
params[4] = FW_PARAM_PFVF(FILTER_END);
- ret = t4_query_params(adap, 0, 0, 0, 5, params, val);
+ ret = t4_query_params(adap, adap->fn, adap->fn, 0, 5, params, val);
if (ret < 0)
goto bye;
port_vec = val[0];
@@ -2825,7 +3076,8 @@ static int adap_init0(struct adapter *adap)
params[3] = FW_PARAM_PFVF(TDDP_START);
params[4] = FW_PARAM_PFVF(TDDP_END);
params[5] = FW_PARAM_DEV(FLOWC_BUFFIFO_SZ);
- ret = t4_query_params(adap, 0, 0, 0, 6, params, val);
+ ret = t4_query_params(adap, adap->fn, adap->fn, 0, 6, params,
+ val);
if (ret < 0)
goto bye;
adap->tids.ntids = val[0];
@@ -2844,7 +3096,8 @@ static int adap_init0(struct adapter *adap)
params[3] = FW_PARAM_PFVF(RQ_END);
params[4] = FW_PARAM_PFVF(PBL_START);
params[5] = FW_PARAM_PFVF(PBL_END);
- ret = t4_query_params(adap, 0, 0, 0, 6, params, val);
+ ret = t4_query_params(adap, adap->fn, adap->fn, 0, 6, params,
+ val);
if (ret < 0)
goto bye;
adap->vres.stag.start = val[0];
@@ -2853,11 +3106,29 @@ static int adap_init0(struct adapter *adap)
adap->vres.rq.size = val[3] - val[2] + 1;
adap->vres.pbl.start = val[4];
adap->vres.pbl.size = val[5] - val[4] + 1;
+
+ params[0] = FW_PARAM_PFVF(SQRQ_START);
+ params[1] = FW_PARAM_PFVF(SQRQ_END);
+ params[2] = FW_PARAM_PFVF(CQ_START);
+ params[3] = FW_PARAM_PFVF(CQ_END);
+ params[4] = FW_PARAM_PFVF(OCQ_START);
+ params[5] = FW_PARAM_PFVF(OCQ_END);
+ ret = t4_query_params(adap, adap->fn, adap->fn, 0, 6, params,
+ val);
+ if (ret < 0)
+ goto bye;
+ adap->vres.qp.start = val[0];
+ adap->vres.qp.size = val[1] - val[0] + 1;
+ adap->vres.cq.start = val[2];
+ adap->vres.cq.size = val[3] - val[2] + 1;
+ adap->vres.ocq.start = val[4];
+ adap->vres.ocq.size = val[5] - val[4] + 1;
}
if (c.iscsicaps) {
params[0] = FW_PARAM_PFVF(ISCSI_START);
params[1] = FW_PARAM_PFVF(ISCSI_END);
- ret = t4_query_params(adap, 0, 0, 0, 2, params, val);
+ ret = t4_query_params(adap, adap->fn, adap->fn, 0, 2, params,
+ val);
if (ret < 0)
goto bye;
adap->vres.iscsi.start = val[0];
@@ -2877,12 +3148,41 @@ static int adap_init0(struct adapter *adap)
t4_load_mtus(adap, adap->params.mtus, adap->params.a_wnd,
adap->params.b_wnd);
- /* tweak some settings */
- t4_write_reg(adap, TP_SHIFT_CNT, 0x64f8849);
- t4_write_reg(adap, ULP_RX_TDDP_PSZ, HPZ0(PAGE_SHIFT - 12));
- t4_write_reg(adap, TP_PIO_ADDR, TP_INGRESS_CONFIG);
- v = t4_read_reg(adap, TP_PIO_DATA);
- t4_write_reg(adap, TP_PIO_DATA, v & ~CSUM_HAS_PSEUDO_HDR);
+#ifdef CONFIG_PCI_IOV
+ /*
+ * Provision resource limits for Virtual Functions. We currently
+ * grant them all the same static resource limits except for the Port
+ * Access Rights Mask which we're assigning based on the PF. All of
+ * the static provisioning stuff for both the PF and VF really needs
+ * to be managed in a persistent manner for each device which the
+ * firmware controls.
+ */
+ {
+ int pf, vf;
+
+ for (pf = 0; pf < ARRAY_SIZE(num_vf); pf++) {
+ if (num_vf[pf] <= 0)
+ continue;
+
+ /* VF numbering starts at 1! */
+ for (vf = 1; vf <= num_vf[pf]; vf++) {
+ ret = t4_cfg_pfvf(adap, adap->fn, pf, vf,
+ VFRES_NEQ, VFRES_NETHCTRL,
+ VFRES_NIQFLINT, VFRES_NIQ,
+ VFRES_TC, VFRES_NVI,
+ FW_PFVF_CMD_CMASK_MASK,
+ pfvfres_pmask(adap, pf, vf),
+ VFRES_NEXACTF,
+ VFRES_R_CAPS, VFRES_WX_CAPS);
+ if (ret < 0)
+ dev_warn(adap->pdev_dev, "failed to "
+ "provision pf/vf=%d/%d; "
+ "err=%d\n", pf, vf, ret);
+ }
+ }
+ }
+#endif
+
setup_memwin(adap);
return 0;
@@ -2892,10 +3192,114 @@ static int adap_init0(struct adapter *adap)
* commands.
*/
bye: if (ret != -ETIMEDOUT && ret != -EIO)
- t4_fw_bye(adap, 0);
+ t4_fw_bye(adap, adap->fn);
return ret;
}
+/* EEH callbacks */
+
+static pci_ers_result_t eeh_err_detected(struct pci_dev *pdev,
+ pci_channel_state_t state)
+{
+ int i;
+ struct adapter *adap = pci_get_drvdata(pdev);
+
+ if (!adap)
+ goto out;
+
+ rtnl_lock();
+ adap->flags &= ~FW_OK;
+ notify_ulds(adap, CXGB4_STATE_START_RECOVERY);
+ for_each_port(adap, i) {
+ struct net_device *dev = adap->port[i];
+
+ netif_device_detach(dev);
+ netif_carrier_off(dev);
+ }
+ if (adap->flags & FULL_INIT_DONE)
+ cxgb_down(adap);
+ rtnl_unlock();
+ pci_disable_device(pdev);
+out: return state == pci_channel_io_perm_failure ?
+ PCI_ERS_RESULT_DISCONNECT : PCI_ERS_RESULT_NEED_RESET;
+}
+
+static pci_ers_result_t eeh_slot_reset(struct pci_dev *pdev)
+{
+ int i, ret;
+ struct fw_caps_config_cmd c;
+ struct adapter *adap = pci_get_drvdata(pdev);
+
+ if (!adap) {
+ pci_restore_state(pdev);
+ pci_save_state(pdev);
+ return PCI_ERS_RESULT_RECOVERED;
+ }
+
+ if (pci_enable_device(pdev)) {
+ dev_err(&pdev->dev, "cannot reenable PCI device after reset\n");
+ return PCI_ERS_RESULT_DISCONNECT;
+ }
+
+ pci_set_master(pdev);
+ pci_restore_state(pdev);
+ pci_save_state(pdev);
+ pci_cleanup_aer_uncorrect_error_status(pdev);
+
+ if (t4_wait_dev_ready(adap) < 0)
+ return PCI_ERS_RESULT_DISCONNECT;
+ if (t4_fw_hello(adap, adap->fn, adap->fn, MASTER_MUST, NULL))
+ return PCI_ERS_RESULT_DISCONNECT;
+ adap->flags |= FW_OK;
+ if (adap_init1(adap, &c))
+ return PCI_ERS_RESULT_DISCONNECT;
+
+ for_each_port(adap, i) {
+ struct port_info *p = adap2pinfo(adap, i);
+
+ ret = t4_alloc_vi(adap, adap->fn, p->tx_chan, adap->fn, 0, 1,
+ NULL, NULL);
+ if (ret < 0)
+ return PCI_ERS_RESULT_DISCONNECT;
+ p->viid = ret;
+ p->xact_addr_filt = -1;
+ }
+
+ t4_load_mtus(adap, adap->params.mtus, adap->params.a_wnd,
+ adap->params.b_wnd);
+ setup_memwin(adap);
+ if (cxgb_up(adap))
+ return PCI_ERS_RESULT_DISCONNECT;
+ return PCI_ERS_RESULT_RECOVERED;
+}
+
+static void eeh_resume(struct pci_dev *pdev)
+{
+ int i;
+ struct adapter *adap = pci_get_drvdata(pdev);
+
+ if (!adap)
+ return;
+
+ rtnl_lock();
+ for_each_port(adap, i) {
+ struct net_device *dev = adap->port[i];
+
+ if (netif_running(dev)) {
+ link_start(dev);
+ cxgb_set_rxmode(dev);
+ }
+ netif_device_attach(dev);
+ }
+ rtnl_unlock();
+}
+
+static struct pci_error_handlers cxgb4_eeh = {
+ .error_detected = eeh_err_detected,
+ .slot_reset = eeh_slot_reset,
+ .resume = eeh_resume,
+};
+
static inline bool is_10g_port(const struct link_config *lc)
{
return (lc->supported & FW_PORT_CAP_SPEED_10G) != 0;
@@ -3076,10 +3480,27 @@ static int __devinit enable_msix(struct adapter *adap)
#undef EXTRA_VECS
+static int __devinit init_rss(struct adapter *adap)
+{
+ unsigned int i, j;
+
+ for_each_port(adap, i) {
+ struct port_info *pi = adap2pinfo(adap, i);
+
+ pi->rss = kcalloc(pi->rss_size, sizeof(u16), GFP_KERNEL);
+ if (!pi->rss)
+ return -ENOMEM;
+ for (j = 0; j < pi->rss_size; j++)
+ pi->rss[j] = j % pi->nqsets;
+ }
+ return 0;
+}
+
static void __devinit print_port_info(struct adapter *adap)
{
static const char *base[] = {
- "R", "KX4", "T", "KX", "T", "KR", "CX4"
+ "R XFI", "R XAUI", "T SGMII", "T XFI", "T XAUI", "KX4", "CX4",
+ "KX", "KR", "KR SFP+", "KR FEC"
};
int i;
@@ -3121,7 +3542,31 @@ static void __devinit print_port_info(struct adapter *adap)
}
}
-#define VLAN_FEAT (NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO | NETIF_F_TSO6 |\
+/*
+ * Free the following resources:
+ * - memory used for tables
+ * - MSI/MSI-X
+ * - net devices
+ * - resources FW is holding for us
+ */
+static void free_some_resources(struct adapter *adapter)
+{
+ unsigned int i;
+
+ t4_free_mem(adapter->l2t);
+ t4_free_mem(adapter->tids.tid_tab);
+ disable_msi(adapter);
+
+ for_each_port(adapter, i)
+ if (adapter->port[i]) {
+ kfree(adap2pinfo(adapter, i)->rss);
+ free_netdev(adapter->port[i]);
+ }
+ if (adapter->flags & FW_OK)
+ t4_fw_bye(adapter, adapter->fn);
+}
+
+#define VLAN_FEAT (NETIF_F_SG | NETIF_F_IP_CSUM | TSO_FLAGS | \
NETIF_F_IPV6_CSUM | NETIF_F_HIGHDMA)
static int __devinit init_one(struct pci_dev *pdev,
@@ -3141,10 +3586,12 @@ static int __devinit init_one(struct pci_dev *pdev,
return err;
}
- /* We control everything through PF 0 */
+ /* We control everything through one PF */
func = PCI_FUNC(pdev->devfn);
- if (func > 0)
+ if (func != ent->driver_data) {
+ pci_save_state(pdev); /* to restore SR-IOV later */
goto sriov;
+ }
err = pci_enable_device(pdev);
if (err) {
@@ -3187,6 +3634,7 @@ static int __devinit init_one(struct pci_dev *pdev,
adapter->pdev = pdev;
adapter->pdev_dev = &pdev->dev;
+ adapter->fn = func;
adapter->name = pci_name(pdev);
adapter->msg_enable = dflt_msg_enable;
memset(adapter->chan_map, 0xff, sizeof(adapter->chan_map));
@@ -3225,7 +3673,7 @@ static int __devinit init_one(struct pci_dev *pdev,
netif_tx_stop_all_queues(netdev);
netdev->irq = pdev->irq;
- netdev->features |= NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6;
+ netdev->features |= NETIF_F_SG | TSO_FLAGS;
netdev->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
netdev->features |= NETIF_F_GRO | NETIF_F_RXHASH | highdma;
netdev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
@@ -3238,7 +3686,7 @@ static int __devinit init_one(struct pci_dev *pdev,
pci_set_drvdata(pdev, adapter);
if (adapter->flags & FW_OK) {
- err = t4_port_init(adapter, 0, 0, 0);
+ err = t4_port_init(adapter, func, func, 0);
if (err)
goto out_free_dev;
}
@@ -3262,6 +3710,16 @@ static int __devinit init_one(struct pci_dev *pdev,
adapter->params.offload = 0;
}
+ /* See what interrupts we'll be using */
+ if (msi > 1 && enable_msix(adapter) == 0)
+ adapter->flags |= USING_MSIX;
+ else if (msi > 0 && pci_enable_msi(pdev) == 0)
+ adapter->flags |= USING_MSI;
+
+ err = init_rss(adapter);
+ if (err)
+ goto out_free_dev;
+
/*
* The card is now ready to go. If any errors occur during device
* registration we do not fail the whole card but rather proceed only
@@ -3297,12 +3755,6 @@ static int __devinit init_one(struct pci_dev *pdev,
setup_debugfs(adapter);
}
- /* See what interrupts we'll be using */
- if (msi > 1 && enable_msix(adapter) == 0)
- adapter->flags |= USING_MSIX;
- else if (msi > 0 && pci_enable_msi(pdev) == 0)
- adapter->flags |= USING_MSI;
-
if (is_offload(adapter))
attach_ulds(adapter);
@@ -3319,13 +3771,7 @@ sriov:
return 0;
out_free_dev:
- t4_free_mem(adapter->tids.tid_tab);
- t4_free_mem(adapter->l2t);
- for_each_port(adapter, i)
- if (adapter->port[i])
- free_netdev(adapter->port[i]);
- if (adapter->flags & FW_OK)
- t4_fw_bye(adapter, 0);
+ free_some_resources(adapter);
out_unmap_bar:
iounmap(adapter->regs);
out_free_adapter:
@@ -3360,16 +3806,8 @@ static void __devexit remove_one(struct pci_dev *pdev)
if (adapter->flags & FULL_INIT_DONE)
cxgb_down(adapter);
- t4_free_mem(adapter->l2t);
- t4_free_mem(adapter->tids.tid_tab);
- disable_msi(adapter);
-
- for_each_port(adapter, i)
- if (adapter->port[i])
- free_netdev(adapter->port[i]);
- if (adapter->flags & FW_OK)
- t4_fw_bye(adapter, 0);
+ free_some_resources(adapter);
iounmap(adapter->regs);
kfree(adapter);
pci_disable_pcie_error_reporting(pdev);
@@ -3385,6 +3823,7 @@ static struct pci_driver cxgb4_driver = {
.id_table = cxgb4_pci_tbl,
.probe = init_one,
.remove = __devexit_p(remove_one),
+ .err_handler = &cxgb4_eeh,
};
static int __init cxgb4_init_module(void)