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[src/trunk]: src/sys/dev/ppbus KNF & fix typo. No functional change.



details:   https://anonhg.NetBSD.org/src/rev/d7f3bd3d6be1
branches:  trunk
changeset: 324258:d7f3bd3d6be1
user:      msaitoh <msaitoh%NetBSD.org@localhost>
date:      Mon Jun 25 13:28:12 2018 +0000

description:
KNF & fix typo. No functional change.

diffstat:

 sys/dev/ppbus/if_plip.c |  196 ++++++++++++++++++++++++------------------------
 1 files changed, 98 insertions(+), 98 deletions(-)

diffs (truncated from 630 to 300 lines):

diff -r 634f61f2c299 -r d7f3bd3d6be1 sys/dev/ppbus/if_plip.c
--- a/sys/dev/ppbus/if_plip.c   Mon Jun 25 12:18:22 2018 +0000
+++ b/sys/dev/ppbus/if_plip.c   Mon Jun 25 13:28:12 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: if_plip.c,v 1.28 2017/06/25 12:27:13 maxv Exp $ */
+/* $NetBSD: if_plip.c,v 1.29 2018/06/25 13:28:12 msaitoh Exp $ */
 
 /*-
  * Copyright (c) 1997 Poul-Henning Kamp
@@ -31,7 +31,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_plip.c,v 1.28 2017/06/25 12:27:13 maxv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_plip.c,v 1.29 2018/06/25 13:28:12 msaitoh Exp $");
 
 /*
  * Parallel port TCP/IP interfaces added.  I looked at the driver from
@@ -41,7 +41,7 @@
  * This driver sends two bytes (0x08, 0x00) in front of each packet,
  * to allow us to distinguish another format later.
  *
- * Now added an Linux/Crynwr compatibility mode which is enabled using
+ * Now added a Linux/Crynwr compatibility mode which is enabled using
  * IF_LINK0 - Tim Wilkinson.
  *
  * TODO:
@@ -194,7 +194,7 @@
 static void lpfreetables(void);
 static int lpioctl(struct ifnet *, u_long, void *);
 static int lpoutput(struct ifnet *, struct mbuf *, const struct sockaddr *,
-       const struct rtentry *);
+    const struct rtentry *);
 static void lpstart(struct ifnet *);
 static void lp_intr(void *);
 
@@ -205,7 +205,7 @@
        struct ppbus_attach_args * args = aux;
 
        /* Fail if ppbus is not interrupt capable */
-       if(args->capabilities & PPBUS_HAS_INTR)
+       if (args->capabilities & PPBUS_HAS_INTR)
                return 1;
 
        printf("%s(%s): not an interrupt-driven port.\n", __func__,
@@ -243,7 +243,7 @@
 
        bpf_attach(ifp, DLT_NULL, sizeof(u_int32_t));
 
-       if(lp_count++ == 0)
+       if (lp_count++ == 0)
                lpinittables();
        printf("\n");
 }
@@ -255,8 +255,8 @@
        struct lp_softc * lp = device_private(self);
        device_t ppbus = device_parent(self);
 
-       if(lp->sc_dev_ok) {
-               if(!(flags & DETACH_QUIET))
+       if (lp->sc_dev_ok) {
+               if (!(flags & DETACH_QUIET))
                        LP_PRINTF("%s(%s): device not properly attached! "
                                "Skipping detach....\n", __func__,
                                device_xname(self));
@@ -264,33 +264,33 @@
        }
 
        /* If interface is up, bring it down and release ppbus */
-       if(lp->sc_if.if_flags & IFF_RUNNING) {
+       if (lp->sc_if.if_flags & IFF_RUNNING) {
                ppbus_wctr(ppbus, 0x00);
                if_detach(&lp->sc_if);
                error = ppbus_remove_handler(ppbus, lp_intr);
-               if(error) {
-                       if(!(flags & DETACH_QUIET))
+               if (error) {
+                       if (!(flags & DETACH_QUIET))
                                LP_PRINTF("%s(%s): unable to remove interrupt "
                                        "callback.\n", __func__,
                                        device_xname(self));
-                       if(!(flags & DETACH_FORCE))
+                       if (!(flags & DETACH_FORCE))
                                return error;
                }
                error = ppbus_release_bus(ppbus, self, 0, 0);
-               if(error) {
-                       if(!(flags & DETACH_QUIET))
+               if (error) {
+                       if (!(flags & DETACH_QUIET))
                                LP_PRINTF("%s(%s): error releasing bus %s.\n",
                                        __func__, device_xname(self),
                                        device_xname(ppbus));
-                       if(!(flags & DETACH_FORCE))
+                       if (!(flags & DETACH_FORCE))
                                return error;
                }
        }
 
-       if(lp->sc_ifbuf)
+       if (lp->sc_ifbuf)
                free(lp->sc_ifbuf, M_DEVBUF);
 
-       if(--lp_count == 0)
+       if (--lp_count == 0)
                lpfreetables();
        return error;
 }
@@ -301,7 +301,7 @@
  * precalculate them when we initialize.
  */
 static void
-lpinittables (void)
+lpinittables(void)
 {
        int i;
 
@@ -311,14 +311,14 @@
        if (!ctxmith)
                ctxmith = malloc(4*LPIPTBLSIZE, M_DEVBUF, M_WAITOK);
 
-       for(i = 0; i < LPIPTBLSIZE; i++) {
+       for (i = 0; i < LPIPTBLSIZE; i++) {
                ctxmith[i] = (i & 0xF0) >> 4;
                ctxmitl[i] = 0x10 | (i & 0x0F);
                ctrecvh[i] = (i & 0x78) << 1;
                ctrecvl[i] = (i & 0x78) >> 3;
        }
 
-       for(i = 0; i < LPIPTBLSIZE; i++) {
+       for (i = 0; i < LPIPTBLSIZE; i++) {
                txmith[i] = ((i & 0x80) >> 3) | ((i & 0x70) >> 4) | 0x08;
                txmitl[i] = ((i & 0x08) << 1) | (i & 0x07);
                trecvh[i] = ((~i) & 0x80) | ((i & 0x38) << 1);
@@ -328,7 +328,7 @@
 
 /* Free translation tables */
 static void
-lpfreetables (void)
+lpfreetables(void)
 {
        if (txmith)
                free(txmith, M_DEVBUF);
@@ -353,7 +353,7 @@
        error = 0;
        s = splnet();
 
-       if(sc->sc_dev_ok) {
+       if (sc->sc_dev_ok) {
                LP_PRINTF("%s(%s): device not properly attached!", __func__,
                        device_xname(dev));
                error = ENODEV;
@@ -377,15 +377,15 @@
        case SIOCSIFFLAGS:
                if ((error = ifioctl_common(ifp, cmd, data)) != 0)
                        break;
-               if((ifp->if_flags & (IFF_UP|IFF_RUNNING)) == IFF_UP) {
-                       if((error = ppbus_request_bus(ppbus, dev, 0, 0)))
+               if ((ifp->if_flags & (IFF_UP|IFF_RUNNING)) == IFF_UP) {
+                       if ((error = ppbus_request_bus(ppbus, dev, 0, 0)))
                                break;
                        error = ppbus_set_mode(ppbus, PPBUS_COMPATIBLE, 0);
-                       if(error)
+                       if (error)
                                break;
 
                        error = ppbus_add_handler(ppbus, lp_intr, dev);
-                       if(error) {
+                       if (error) {
                                LP_PRINTF("%s(%s): unable to register interrupt"
                                        " callback.\n", __func__,
                                        device_xname(dev));
@@ -394,7 +394,7 @@
                        }
 
                        /* Allocate a buffer if necessary */
-                       if(sc->sc_ifbuf == NULL) {
+                       if (sc->sc_ifbuf == NULL) {
                                sc->sc_ifbuf = malloc(sc->sc_if.if_mtu +
                                        MLPIPHDRLEN, M_DEVBUF, M_NOWAIT);
                                if (!sc->sc_ifbuf) {
@@ -407,7 +407,7 @@
                        ppbus_wctr(ppbus, IRQENABLE);
                        ifp->if_flags |= IFF_RUNNING;
                }
-               if((ifp->if_flags & (IFF_UP|IFF_RUNNING)) == IFF_RUNNING) {
+               if ((ifp->if_flags & (IFF_UP|IFF_RUNNING)) == IFF_RUNNING) {
                        ppbus_remove_handler(ppbus, lp_intr);
                        error = ppbus_release_bus(ppbus, dev, 0, 0);
                        ifp->if_flags &= ~IFF_RUNNING;
@@ -417,7 +417,7 @@
                break;
 
        case SIOCSIFMTU:
-               if(sc->sc_if.if_mtu == ifr->ifr_mtu)
+               if (sc->sc_if.if_mtu == ifr->ifr_mtu)
                        break;
                ptr = sc->sc_ifbuf;
                sc->sc_ifbuf = malloc(ifr->ifr_mtu+MLPIPHDRLEN, M_DEVBUF,
@@ -427,7 +427,7 @@
                        error = ENOBUFS;
                        break;
                }
-               if(ptr)
+               if (ptr)
                        free(ptr,M_DEVBUF);
                /*FALLTHROUGH*/
        case SIOCGIFMTU:
@@ -466,7 +466,7 @@
 }
 
 static inline int
-clpoutbyte (u_char byte, int spin, device_t ppbus)
+clpoutbyte(u_char byte, int spin, device_t ppbus)
 {
        int s = spin;
        ppbus_wdtr(ppbus, ctxmitl[byte]);
@@ -486,13 +486,13 @@
 }
 
 static inline int
-clpinbyte (int spin, device_t ppbus)
+clpinbyte(int spin, device_t ppbus)
 {
        u_char c, cl;
        int s = spin;
 
-       while(ppbus_rstr(ppbus) & CLPIP_SHAKE) {
-               if(!--s) {
+       while (ppbus_rstr(ppbus) & CLPIP_SHAKE) {
+               if (!--s) {
                        return -1;
                }
        }
@@ -500,8 +500,8 @@
        ppbus_wdtr(ppbus, 0x10);
 
        s = spin;
-       while(!(ppbus_rstr(ppbus) & CLPIP_SHAKE)) {
-               if(!--s) {
+       while (!(ppbus_rstr(ppbus) & CLPIP_SHAKE)) {
+               if (!--s) {
                        return -1;
                }
        }
@@ -531,7 +531,7 @@
 
 /* Soft interrupt handler called by hardware interrupt handler */
 static void
-lp_intr (void *arg)
+lp_intr(void *arg)
 {
        device_t dev = (device_t)arg;
         device_t ppbus = device_parent(dev);
@@ -545,18 +545,18 @@
        s = splnet();
 
        /* Do nothing if device not properly attached */
-       if(sc->sc_dev_ok) {
+       if (sc->sc_dev_ok) {
                LP_PRINTF("%s(%s): device not properly attached!", __func__,
                        device_xname(dev));
                goto done;
        }
 
        /* Do nothing if interface is not up */
-       if((ifp->if_flags & (IFF_UP|IFF_RUNNING)) != (IFF_UP|IFF_RUNNING))
+       if ((ifp->if_flags & (IFF_UP|IFF_RUNNING)) != (IFF_UP|IFF_RUNNING))
                goto done;
 
        /* If other side is no longer transmitting, do nothing */
-       if(!(ppbus_rstr(ppbus) & LPIP_SHAKE))
+       if (!(ppbus_rstr(ppbus) & LPIP_SHAKE))
                goto done;
 
        /* Disable interrupts until we finish */
@@ -565,23 +565,23 @@
        top = NULL;
        bp = sc->sc_ifbuf;
        /* Linux/crynwyr protocol receiving */
-       if(ifp->if_flags & IFF_LINK0) {
+       if (ifp->if_flags & IFF_LINK0) {
                /* Ack. the request */
                ppbus_wdtr(ppbus, 0x01);
 
                /* Get the packet length */
                j = clpinbyte(LPMAXSPIN2, ppbus);
-               if(j == -1)
+               if (j == -1)
                        goto err;
                len = j;
                j = clpinbyte(LPMAXSPIN2, ppbus);
-               if(j == -1)
+               if (j == -1)
                        goto err;
                len = len + (j << 8);
-               if(len > ifp->if_mtu + MLPIPHDRLEN)
+               if (len > ifp->if_mtu + MLPIPHDRLEN)
                        goto err;
 



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