svn commit: r253890 - head/sys/dev/cxgbe
Navdeep Parhar
np at FreeBSD.org
Fri Aug 2 18:05:43 UTC 2013
Author: np
Date: Fri Aug 2 18:05:42 2013
New Revision: 253890
URL: http://svnweb.freebsd.org/changeset/base/253890
Log:
Display temperature sensor data. Shows -1 if sensor not
available on the card.
# sysctl dev.t4nex.0.temperature
# sysctl dev.t5nex.0.temperature
Modified:
head/sys/dev/cxgbe/t4_main.c
Modified: head/sys/dev/cxgbe/t4_main.c
==============================================================================
--- head/sys/dev/cxgbe/t4_main.c Fri Aug 2 17:44:19 2013 (r253889)
+++ head/sys/dev/cxgbe/t4_main.c Fri Aug 2 18:05:42 2013 (r253890)
@@ -379,6 +379,7 @@ static int sysctl_holdoff_pktc_idx(SYSCT
static int sysctl_qsize_rxq(SYSCTL_HANDLER_ARGS);
static int sysctl_qsize_txq(SYSCTL_HANDLER_ARGS);
static int sysctl_handle_t4_reg64(SYSCTL_HANDLER_ARGS);
+static int sysctl_temperature(SYSCTL_HANDLER_ARGS);
#ifdef SBUF_DRAIN
static int sysctl_cctrl(SYSCTL_HANDLER_ARGS);
static int sysctl_cim_ibq_obq(SYSCTL_HANDLER_ARGS);
@@ -4223,6 +4224,10 @@ t4_sysctls(struct adapter *sc)
SYSCTL_ADD_INT(ctx, children, OID_AUTO, "nfilters", CTLFLAG_RD,
NULL, sc->tids.nftids, "number of filters");
+ SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "temperature", CTLTYPE_INT |
+ CTLFLAG_RD, sc, 0, sysctl_temperature, "A",
+ "chip temperature (in Celsius)");
+
t4_sge_sysctls(sc, ctx, children);
#ifdef SBUF_DRAIN
@@ -4865,6 +4870,31 @@ sysctl_handle_t4_reg64(SYSCTL_HANDLER_AR
return (sysctl_handle_64(oidp, &val, 0, req));
}
+static int
+sysctl_temperature(SYSCTL_HANDLER_ARGS)
+{
+ struct adapter *sc = arg1;
+ int rc, t;
+ uint32_t param, val;
+
+ rc = begin_synchronized_op(sc, NULL, SLEEP_OK | INTR_OK, "t4temp");
+ if (rc)
+ return (rc);
+ param = V_FW_PARAMS_MNEM(FW_PARAMS_MNEM_DEV) |
+ V_FW_PARAMS_PARAM_X(FW_PARAMS_PARAM_DEV_DIAG) |
+ V_FW_PARAMS_PARAM_Y(FW_PARAM_DEV_DIAG_TMP);
+ rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 1, ¶m, &val);
+ end_synchronized_op(sc, 0);
+ if (rc)
+ return (rc);
+
+ /* unknown is returned as 0 but we display -1 in that case */
+ t = val == 0 ? -1 : val;
+
+ rc = sysctl_handle_int(oidp, &t, 0, req);
+ return (rc);
+}
+
#ifdef SBUF_DRAIN
static int
sysctl_cctrl(SYSCTL_HANDLER_ARGS)
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