Author: np
Date: Thu May 31 02:10:50 2018
New Revision: 334409
URL: https://svnweb.freebsd.org/changeset/base/334409
Log:
cxgbe(4): Implement ifm_change callback.
Sponsored by: Chelsio Communications
Modified:
head/sys/dev/cxgbe/t4_main.c
Modified: head/sys/dev/cxgbe/t4_main.c
==============================================================================
--- head/sys/dev/cxgbe/t4_main.c Thu May 31 01:01:35 2018
(r334408)
+++ head/sys/dev/cxgbe/t4_main.c Thu May 31 02:10:50 2018
(r334409)
@@ -529,6 +529,7 @@ static int set_params__post_init(struct adapter *);
static void t4_set_desc(struct adapter *);
static void build_medialist(struct port_info *, struct ifmedia *);
static void init_l1cfg(struct port_info *);
+static int apply_l1cfg(struct port_info *);
static int cxgbe_init_synchronized(struct vi_info *);
static int cxgbe_uninit_synchronized(struct vi_info *);
static void quiesce_txq(struct adapter *, struct sge_txq *);
@@ -2077,14 +2078,42 @@ cxgbe_get_counter(struct ifnet *ifp, ift_counter c)
}
}
+/*
+ * The kernel picks a media from the list we had provided so we do not have to
+ * validate the request.
+ */
static int
cxgbe_media_change(struct ifnet *ifp)
{
struct vi_info *vi = ifp->if_softc;
+ struct port_info *pi = vi->pi;
+ struct ifmedia *ifm = &pi->media;
+ struct link_config *lc = &pi->link_cfg;
+ struct adapter *sc = pi->adapter;
+ int rc;
- device_printf(vi->dev, "%s unimplemented.\n", __func__);
-
- return (EOPNOTSUPP);
+ rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4mec");
+ if (rc != 0)
+ return (rc);
+ PORT_LOCK(pi);
+ if (IFM_SUBTYPE(ifm->ifm_media) == IFM_AUTO) {
+ MPASS(lc->supported & FW_PORT_CAP_ANEG);
+ lc->requested_aneg = AUTONEG_ENABLE;
+ } else {
+ lc->requested_aneg = AUTONEG_DISABLE;
+ lc->requested_speed =
+ ifmedia_baudrate(ifm->ifm_media) / 1000000;
+ lc->requested_fc = 0;
+ if (IFM_OPTIONS(ifm->ifm_media) & IFM_ETH_RXPAUSE)
+ lc->requested_fc |= PAUSE_RX;
+ if (IFM_OPTIONS(ifm->ifm_media) & IFM_ETH_TXPAUSE)
+ lc->requested_fc |= PAUSE_TX;
+ }
+ if (pi->up_vis > 0)
+ rc = apply_l1cfg(pi);
+ PORT_UNLOCK(pi);
+ end_synchronized_op(sc, 0);
+ return (rc);
}
/*
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