提交 72aca4bf 编写于 作者: K Kumar Sanghvi 提交者: David S. Miller

cxgb4: Add support to recognize 40G links

Also, create a new Common Code interface to translate Firmware Port Technology
Type values (enum fw_port_type) to string descriptions.  This will allow us
to maintain the description translation table in one place rather than in
every driver.

Based on original work by Scott Bardone and Casey Leedom <leedom@chelsio.com>
Signed-off-by: NKumar Sanghvi <kumaras@chelsio.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 9fa9e498
......@@ -957,7 +957,7 @@ int t4_mc_read(struct adapter *adap, int idx, u32 addr, __be32 *data,
u64 *parity);
int t4_edc_read(struct adapter *adap, int idx, u32 addr, __be32 *data,
u64 *parity);
const char *t4_get_port_type_description(enum fw_port_type port_type);
void t4_get_port_stats(struct adapter *adap, int idx, struct port_stats *p);
void t4_read_mtu_tbl(struct adapter *adap, u16 *mtus, u8 *mtu_log);
void t4_tp_wr_bits_indirect(struct adapter *adap, unsigned int addr,
......
......@@ -432,6 +432,9 @@ static void link_report(struct net_device *dev)
case SPEED_100:
s = "100Mbps";
break;
case 40000: /* Need a SPEED_40000 in ethtool.h */
s = "40Gbps";
break;
}
netdev_info(dev, "link up, %s, full-duplex, %s PAUSE\n", s,
......@@ -2199,6 +2202,8 @@ static unsigned int from_fw_linkcaps(unsigned int type, unsigned int caps)
else if (type == FW_PORT_TYPE_FIBER_XFI ||
type == FW_PORT_TYPE_FIBER_XAUI || type == FW_PORT_TYPE_SFP)
v |= SUPPORTED_FIBRE;
else if (type == FW_PORT_TYPE_BP40_BA)
v |= SUPPORTED_40000baseSR4_Full;
if (caps & FW_PORT_CAP_ANEG)
v |= SUPPORTED_Autoneg;
......@@ -2215,6 +2220,8 @@ static unsigned int to_fw_linkcaps(unsigned int caps)
v |= FW_PORT_CAP_SPEED_1G;
if (caps & ADVERTISED_10000baseT_Full)
v |= FW_PORT_CAP_SPEED_10G;
if (caps & ADVERTISED_40000baseSR4_Full)
v |= FW_PORT_CAP_SPEED_40G;
return v;
}
......@@ -2269,6 +2276,8 @@ static unsigned int speed_to_caps(int speed)
return FW_PORT_CAP_SPEED_1G;
if (speed == SPEED_10000)
return FW_PORT_CAP_SPEED_10G;
if (speed == 40000) /* Need SPEED_40000 in ethtool.h */
return FW_PORT_CAP_SPEED_40G;
return 0;
}
......@@ -2296,8 +2305,10 @@ static int set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
if (cmd->autoneg == AUTONEG_DISABLE) {
cap = speed_to_caps(speed);
if (!(lc->supported & cap) || (speed == SPEED_1000) ||
(speed == SPEED_10000))
if (!(lc->supported & cap) ||
(speed == SPEED_1000) ||
(speed == SPEED_10000) ||
(speed == 40000))
return -EINVAL;
lc->requested_speed = cap;
lc->advertising = 0;
......@@ -5799,11 +5810,6 @@ static int init_rss(struct adapter *adap)
static void print_port_info(const struct net_device *dev)
{
static const char *base[] = {
"R XFI", "R XAUI", "T SGMII", "T XFI", "T XAUI", "KX4", "CX4",
"KX", "KR", "R SFP+", "KR/KX", "KR/KX/KX4"
};
char buf[80];
char *bufp = buf;
const char *spd = "";
......@@ -5821,9 +5827,11 @@ static void print_port_info(const struct net_device *dev)
bufp += sprintf(bufp, "1000/");
if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_10G)
bufp += sprintf(bufp, "10G/");
if (pi->link_cfg.supported & FW_PORT_CAP_SPEED_40G)
bufp += sprintf(bufp, "40G/");
if (bufp != buf)
--bufp;
sprintf(bufp, "BASE-%s", base[pi->port_type]);
sprintf(bufp, "BASE-%s", t4_get_port_type_description(pi->port_type));
netdev_info(dev, "Chelsio %s rev %d %s %sNIC PCIe x%d%s%s\n",
adap->params.vpd.id,
......
......@@ -1155,7 +1155,8 @@ int t4_load_fw(struct adapter *adap, const u8 *fw_data, unsigned int size)
}
#define ADVERT_MASK (FW_PORT_CAP_SPEED_100M | FW_PORT_CAP_SPEED_1G |\
FW_PORT_CAP_SPEED_10G | FW_PORT_CAP_ANEG)
FW_PORT_CAP_SPEED_10G | FW_PORT_CAP_SPEED_40G | \
FW_PORT_CAP_ANEG)
/**
* t4_link_start - apply link configuration to MAC/PHY
......@@ -2246,6 +2247,36 @@ static unsigned int get_mps_bg_map(struct adapter *adap, int idx)
return 1 << idx;
}
/**
* t4_get_port_type_description - return Port Type string description
* @port_type: firmware Port Type enumeration
*/
const char *t4_get_port_type_description(enum fw_port_type port_type)
{
static const char *const port_type_description[] = {
"R XFI",
"R XAUI",
"T SGMII",
"T XFI",
"T XAUI",
"KX4",
"CX4",
"KX",
"KR",
"R SFP+",
"KR/KX",
"KR/KX/KX4",
"R QSFP_10G",
"",
"R QSFP",
"R BP40_BA",
};
if (port_type < ARRAY_SIZE(port_type_description))
return port_type_description[port_type];
return "UNKNOWN";
}
/**
* t4_get_port_stats - collect port statistics
* @adap: the adapter
......@@ -3538,6 +3569,8 @@ int t4_handle_fw_rpl(struct adapter *adap, const __be64 *rpl)
speed = SPEED_1000;
else if (stat & FW_PORT_CMD_LSPEED(FW_PORT_CAP_SPEED_10G))
speed = SPEED_10000;
else if (stat & FW_PORT_CMD_LSPEED(FW_PORT_CAP_SPEED_40G))
speed = 40000; /* Need SPEED_40000 in ethtool.h */
if (link_ok != lc->link_ok || speed != lc->speed ||
fc != lc->fc) { /* something changed */
......
......@@ -1742,6 +1742,9 @@ enum fw_port_type {
FW_PORT_TYPE_SFP,
FW_PORT_TYPE_BP_AP,
FW_PORT_TYPE_BP4_AP,
FW_PORT_TYPE_QSFP_10G,
FW_PORT_TYPE_QSFP,
FW_PORT_TYPE_BP40_BA,
FW_PORT_TYPE_NONE = FW_PORT_CMD_PTYPE_MASK
};
......
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