svn commit: r325961 - in head/sys/dev/cxgbe: . common

[Navdeep Parhar]

Author: np
Date: Fri Nov 17 23:22:39 2017
New Revision: 325961
URL: https://svnweb.freebsd.org/changeset/base/325961

Log:
  cxgbe(4): Add core Vdd to the sysctl MIB.
  
  Sponsored by:	Chelsio Communications

Modified:
  head/sys/dev/cxgbe/common/common.h
  head/sys/dev/cxgbe/t4_main.c

Modified: head/sys/dev/cxgbe/common/common.h
==============================================================================
--- head/sys/dev/cxgbe/common/common.h	Fri Nov 17 22:40:02 2017	(r325960)
+++ head/sys/dev/cxgbe/common/common.h	Fri Nov 17 23:22:39 2017	(r325961)
@@ -332,6 +332,7 @@ struct adapter_params {
 	struct devlog_params devlog;	/* PF-only */
 	struct rss_params rss;		/* VF-only */
 	struct vf_resources vfres;	/* VF-only */
+	unsigned int core_vdd;
 
 	unsigned int sf_size;             /* serial flash size in bytes */
 	unsigned int sf_nsec;             /* # of flash sectors */

Modified: head/sys/dev/cxgbe/t4_main.c
==============================================================================
--- head/sys/dev/cxgbe/t4_main.c	Fri Nov 17 22:40:02 2017	(r325960)
+++ head/sys/dev/cxgbe/t4_main.c	Fri Nov 17 23:22:39 2017	(r325961)
@@ -3435,7 +3435,10 @@ get_params__post_init(struct adapter *sc)
 	param[3] = FW_PARAM_PFVF(FILTER_END);
 	param[4] = FW_PARAM_PFVF(L2T_START);
 	param[5] = FW_PARAM_PFVF(L2T_END);
-	rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 6, param, val);
+	param[6] = 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_VDD);
+	rc = -t4_query_params(sc, sc->mbox, sc->pf, 0, 7, param, val);
 	if (rc != 0) {
 		device_printf(sc->dev,
 		    "failed to query parameters (post_init): %d.\n", rc);
@@ -3453,6 +3456,7 @@ get_params__post_init(struct adapter *sc)
 	KASSERT(sc->vres.l2t.size <= L2T_SIZE,
 	    ("%s: L2 table size (%u) larger than expected (%u)",
 	    __func__, sc->vres.l2t.size, L2T_SIZE));
+	sc->params.core_vdd = val[6];
 
 	/*
 	 * MPSBGMAP is queried separately because only recent firmwares support
@@ -5159,6 +5163,9 @@ t4_sysctls(struct adapter *sc)
 	SYSCTL_ADD_PROC(ctx, children, OID_AUTO, "temperature", CTLTYPE_INT |
 	    CTLFLAG_RD, sc, 0, sysctl_temperature, "I",
 	    "chip temperature (in Celsius)");
+
+	SYSCTL_ADD_INT(ctx, children, OID_AUTO, "core_vdd", CTLFLAG_RD,
+	    &sc->params.core_vdd, 0, "core Vdd (in mV)");
 
 #ifdef SBUF_DRAIN
 	/*