hifn(4): timeout_add(9) -> timeout_add_msec(9)

[Scott Cheloha]

Basically the same diff as yesterday's ubsec(4) conversion.

The code caps the interval at 10ms, so rename "sc_rnghz" to "sc_rngms"
and set it to 10ms, then replace timeout_add(9) with timeout_add_msec(9).

ok?

Index: pci/hifn7751.c
===================================================================
RCS file: /cvs/src/sys/dev/pci/hifn7751.c,v
retrieving revision 1.178
diff -u -p -r1.178 hifn7751.c
--- pci/hifn7751.c      28 Apr 2018 15:44:59 -0000      1.178
+++ pci/hifn7751.c      10 Jan 2020 23:13:14 -0000
@@ -375,12 +375,9 @@ hifn_init_pubrng(struct hifn_softc *sc)
                            HIFN_RNGCFG_ENA);
 
                sc->sc_rngfirst = 1;
-               if (hz >= 100)
-                       sc->sc_rnghz = hz / 100;
-               else
-                       sc->sc_rnghz = 1;
+               sc->sc_rngms = 10;
                timeout_set(&sc->sc_rngto, hifn_rng, sc);
-               timeout_add(&sc->sc_rngto, sc->sc_rnghz);
+               timeout_add_msec(&sc->sc_rngto, sc->sc_rngms);
        }
 
        /* Enable public key engine, if available */
@@ -433,7 +430,7 @@ hifn_rng(void *vsc)
                        enqueue_randomness(num1);
        }
 
-       timeout_add(&sc->sc_rngto, sc->sc_rnghz);
+       timeout_add_msec(&sc->sc_rngto, sc->sc_rngms);
 }
 
 void
Index: pci/hifn7751var.h
===================================================================
RCS file: /cvs/src/sys/dev/pci/hifn7751var.h,v
retrieving revision 1.53
diff -u -p -r1.53 hifn7751var.h
--- pci/hifn7751var.h   15 Dec 2010 23:34:23 -0000      1.53
+++ pci/hifn7751var.h   10 Jan 2020 23:13:14 -0000
@@ -156,7 +156,7 @@ struct hifn_softc {
 #define        HIFN_IS_7956            0x40    /* Hifn 7955/7956 part */
        struct timeout sc_rngto, sc_tickto;
        int sc_rngfirst;
-       int sc_rnghz;
+       int sc_rngms;                   /* timeout interval (milliseconds) */
        int sc_c_busy, sc_s_busy, sc_d_busy, sc_r_busy, sc_active;
        struct hifn_session *sc_sessions;
        pci_chipset_tag_t sc_pci_pc;