diff options
| author | Navdeep Parhar <np@FreeBSD.org> | 2021-11-03 18:00:44 +0000 |
|---|---|---|
| committer | Navdeep Parhar <np@FreeBSD.org> | 2021-11-09 23:41:20 +0000 |
| commit | d99b1d83b9e9ae2c47ffbd71a7c2a261d9eae2dd (patch) | |
| tree | 1759a1be4376ee63c0b078a1aab5a1364f5c1ae0 | |
| parent | b2bf1a57873b8d0c1c673d7b2f0ba5233e5d9890 (diff) | |
cxgbe(4): sysctl to track the last L1_CFG32 requested by the driver.
dev.<port>.<inst>.rcaps
# sysctl dev.cc | grep rcaps
dev.cc.1.rcaps: 581107776
dev.cc.0.rcaps: 582156414
MFC after: 1 week
Sponsored by: Chelsio Communications
| -rw-r--r-- | sys/dev/cxgbe/common/common.h | 1 | ||||
| -rw-r--r-- | sys/dev/cxgbe/common/t4_hw.c | 1 | ||||
| -rw-r--r-- | sys/dev/cxgbe/t4_main.c | 3 |
3 files changed, 5 insertions, 0 deletions
diff --git a/sys/dev/cxgbe/common/common.h b/sys/dev/cxgbe/common/common.h index 07d8ab2b40f0..50859e868b9d 100644 --- a/sys/dev/cxgbe/common/common.h +++ b/sys/dev/cxgbe/common/common.h @@ -444,6 +444,7 @@ struct link_config { int8_t requested_fc; /* flow control */ int8_t requested_fec; /* FEC */ u_int requested_speed; /* speed (Mbps) */ + uint32_t requested_caps;/* rcap in last l1cfg issued by the driver. */ uint32_t pcaps; /* link capabilities */ uint32_t acaps; /* advertised capabilities */ diff --git a/sys/dev/cxgbe/common/t4_hw.c b/sys/dev/cxgbe/common/t4_hw.c index f06b21120061..b9bf5df5ccc6 100644 --- a/sys/dev/cxgbe/common/t4_hw.c +++ b/sys/dev/cxgbe/common/t4_hw.c @@ -3975,6 +3975,7 @@ int t4_link_l1cfg(struct adapter *adap, unsigned int mbox, unsigned int port, c.u.l1cfg.rcap = cpu_to_be32(fwcaps32_to_caps16(rcap)); } + lc->requested_caps = rcap; return t4_wr_mbox_ns(adap, mbox, &c, sizeof(c), NULL); } diff --git a/sys/dev/cxgbe/t4_main.c b/sys/dev/cxgbe/t4_main.c index 66f48f2bf922..1c51e4847959 100644 --- a/sys/dev/cxgbe/t4_main.c +++ b/sys/dev/cxgbe/t4_main.c @@ -5703,6 +5703,7 @@ init_link_config(struct port_info *pi) PORT_LOCK_ASSERT_OWNED(pi); + lc->requested_caps = 0; lc->requested_speed = 0; if (t4_autoneg == 0) @@ -7770,6 +7771,8 @@ cxgbe_sysctls(struct port_info *pi) sysctl_autoneg, "I", "autonegotiation (-1 = not supported)"); + SYSCTL_ADD_INT(ctx, children, OID_AUTO, "rcaps", CTLFLAG_RD, + &pi->link_cfg.requested_caps, 0, "L1 config requested by driver"); SYSCTL_ADD_INT(ctx, children, OID_AUTO, "pcaps", CTLFLAG_RD, &pi->link_cfg.pcaps, 0, "port capabilities"); SYSCTL_ADD_INT(ctx, children, OID_AUTO, "acaps", CTLFLAG_RD, |