[src/netbsd-9]: src/sys/dev/mii Pull up following revision(s) (requested by m...

[martin <martin%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/7c1f3535c254
branches:  netbsd-9
changeset: 458521:7c1f3535c254
user:      martin <martin%NetBSD.org@localhost>
date:      Thu Oct 17 19:06:58 2019 +0000

description:
Pull up following revision(s) (requested by msaitoh in ticket #347):

        sys/dev/mii/ciphy.c: revision 1.35
        sys/dev/mii/rgephy.c: revision 1.56
        sys/dev/mii/rgephy.c: revision 1.57

Make new rgephy_linkup() function and share it like FreeBSD.
No functional change intended.

- Indicate master mode if the negotiated result say so.
- KNF

diffstat:

 sys/dev/mii/ciphy.c  |  17 ++++++-----
 sys/dev/mii/rgephy.c |  74 ++++++++++++++++++++++++++-------------------------
 2 files changed, 47 insertions(+), 44 deletions(-)

diffs (181 lines):

diff -r 5652c7f55123 -r 7c1f3535c254 sys/dev/mii/ciphy.c
--- a/sys/dev/mii/ciphy.c       Thu Oct 17 19:02:54 2019 +0000
+++ b/sys/dev/mii/ciphy.c       Thu Oct 17 19:06:58 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ciphy.c,v 1.34 2019/04/11 09:14:07 msaitoh Exp $ */
+/* $NetBSD: ciphy.c,v 1.34.4.1 2019/10/17 19:06:58 martin Exp $ */
 
 /*-
  * Copyright (c) 2004
@@ -35,7 +35,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ciphy.c,v 1.34 2019/04/11 09:14:07 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ciphy.c,v 1.34.4.1 2019/10/17 19:06:58 martin Exp $");
 
 /*
  * Driver for the Cicada CS8201 10/100/1000 copper PHY.
@@ -297,7 +297,7 @@
 ciphy_status(struct mii_softc *sc)
 {
        struct mii_data *mii = sc->mii_pdata;
-       uint16_t bmsr, bmcr;
+       uint16_t bmsr, bmcr, gtsr;
 
        mii->mii_media_status = IFM_AVALID;
        mii->mii_media_active = IFM_ETHER;
@@ -343,16 +343,19 @@
        else
                mii->mii_media_active |= IFM_HDX;
 
-       return;
+       if (IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T) {
+               PHY_READ(sc, MII_GTSR, &gtsr);
+               if ((gtsr & GTSR_MS_RES) != 0)
+                       mii->mii_media_active |= IFM_ETH_MASTER;
+       }
 }
 
 static void
 ciphy_reset(struct mii_softc *sc)
 {
+
        mii_phy_reset(sc);
        DELAY(1000);
-
-       return;
 }
 
 static inline int
@@ -437,6 +440,4 @@
                    model);
                break;
        }
-
-       return;
 }
diff -r 5652c7f55123 -r 7c1f3535c254 sys/dev/mii/rgephy.c
--- a/sys/dev/mii/rgephy.c      Thu Oct 17 19:02:54 2019 +0000
+++ b/sys/dev/mii/rgephy.c      Thu Oct 17 19:06:58 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: rgephy.c,v 1.55 2019/06/05 17:50:06 triaxx Exp $       */
+/*     $NetBSD: rgephy.c,v 1.55.2.1 2019/10/17 19:06:58 martin Exp $   */
 
 /*
  * Copyright (c) 2003
@@ -33,7 +33,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: rgephy.c,v 1.55 2019/06/05 17:50:06 triaxx Exp $");
+__KERNEL_RCSID(0, "$NetBSD: rgephy.c,v 1.55.2.1 2019/10/17 19:06:58 martin Exp $");
 
 
 /*
@@ -75,6 +75,7 @@
 static void    rgephy_status(struct mii_softc *);
 static int     rgephy_mii_phy_auto(struct mii_softc *);
 static void    rgephy_reset(struct mii_softc *);
+static bool    rgephy_linkup(struct mii_softc *);
 static void    rgephy_loop(struct mii_softc *);
 static void    rgephy_load_dspcode(struct mii_softc *);
 
@@ -295,26 +296,9 @@
                 * need to restart the autonegotiation process.  Read
                 * the BMSR twice in case it's latched.
                 */
-               if (sc->mii_mpd_rev >= RGEPHY_8211F) {
-                       /* RTL8211F */
-                       PHY_READ(sc, RGEPHY_MII_PHYSR, &reg);
-                       if (reg & RGEPHY_PHYSR_LINK) {
-                               sc->mii_ticks = 0;
-                               break;
-                       }
-               } else if (sc->mii_mpd_rev >= RGEPHY_8211B) {
-                       /* RTL8211B(L) */
-                       PHY_READ(sc, RGEPHY_MII_SSR, &reg);
-                       if (reg & RGEPHY_SSR_LINK) {
-                               sc->mii_ticks = 0;
-                               break;
-                       }
-               } else {
-                       PHY_READ(sc, RTK_GMEDIASTAT, &reg);
-                       if ((reg & RTK_GMEDIASTAT_LINK) != 0) {
-                               sc->mii_ticks = 0;
-                               break;
-                       }
+               if (rgephy_linkup(sc)) {
+                       sc->mii_ticks = 0;
+                       break;
                }
 
                /* Announce link loss right after it happens. */
@@ -345,28 +329,40 @@
        return 0;
 }
 
+static bool
+rgephy_linkup(struct mii_softc *sc)
+{
+       bool linkup = false;
+       uint16_t reg;
+
+       if (sc->mii_mpd_rev >= RGEPHY_8211F) {
+               PHY_READ(sc, RGEPHY_MII_PHYSR, &reg);
+               if (reg & RGEPHY_PHYSR_LINK)
+                       linkup = true;
+       } else if (sc->mii_mpd_rev >= RGEPHY_8211B) {
+               PHY_READ(sc, RGEPHY_MII_SSR, &reg);
+               if (reg & RGEPHY_SSR_LINK)
+                       linkup = true;
+       } else {
+               PHY_READ(sc, RTK_GMEDIASTAT, &reg);
+               if ((reg & RTK_GMEDIASTAT_LINK) != 0)
+                       linkup = true;
+       }
+
+       return linkup;
+}
+
 static void
 rgephy_status(struct mii_softc *sc)
 {
        struct mii_data *mii = sc->mii_pdata;
-       uint16_t gstat, bmsr, bmcr, physr, ssr;
+       uint16_t gstat, bmsr, bmcr, gtsr, physr, ssr;
 
        mii->mii_media_status = IFM_AVALID;
        mii->mii_media_active = IFM_ETHER;
 
-       if (sc->mii_mpd_rev >= RGEPHY_8211F) {
-               PHY_READ(sc, RGEPHY_MII_PHYSR, &physr);
-               if (physr & RGEPHY_PHYSR_LINK)
-                       mii->mii_media_status |= IFM_ACTIVE;
-       } else if (sc->mii_mpd_rev >= RGEPHY_8211B) {
-               PHY_READ(sc, RGEPHY_MII_SSR, &ssr);
-               if (ssr & RGEPHY_SSR_LINK)
-                       mii->mii_media_status |= IFM_ACTIVE;
-       } else {
-               PHY_READ(sc, RTK_GMEDIASTAT, &gstat);
-               if ((gstat & RTK_GMEDIASTAT_LINK) != 0)
-                       mii->mii_media_status |= IFM_ACTIVE;
-       }
+       if (rgephy_linkup(sc))
+               mii->mii_media_status |= IFM_ACTIVE;
 
        PHY_READ(sc, MII_BMSR, &bmsr);
        PHY_READ(sc, MII_BMCR, &bmcr);
@@ -446,6 +442,12 @@
                else
                        mii->mii_media_active |= IFM_HDX;
        }
+
+       if (IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T) {
+               PHY_READ(sc, MII_GTSR, &gtsr);
+               if ((gtsr & GTSR_MS_RES) != 0)
+                       mii->mii_media_active |= IFM_ETH_MASTER;
+       }
 }
 
 static int