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- Use if_printf() and device_printf() and axe lge_unit from the softc.

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- Don't bzero the softc first thing in attach.
- Cleanup error handling in attach() to avoid lots of duplication.
- Don't initialize the callout handle twice.

MFC after:	3 days
This commit is contained in:
jhb 2005-10-03 15:52:34 +00:00
parent e9d4f7764c
commit 55f3ae9b39
2 changed files with 41 additions and 58 deletions
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96
sys/dev/lge/if_lge.c
View File

@ -228,7 +228,7 @@ lge_eeprom_getword(sc, addr, dest)
break;
if (i == LGE_TIMEOUT) {
printf("lge%d: EEPROM read timed out\n", sc->lge_unit);
if_printf(sc->lge_ifp, "EEPROM read timed out\n");
return;
}
@ -293,7 +293,7 @@ lge_miibus_readreg(dev, phy, reg)
break;
if (i == LGE_TIMEOUT) {
printf("lge%d: PHY read timed out\n", sc->lge_unit);
if_printf(sc->lge_ifp, "PHY read timed out\n");
return(0);
}
@ -318,7 +318,7 @@ lge_miibus_writereg(dev, phy, reg, data)
break;
if (i == LGE_TIMEOUT) {
printf("lge%d: PHY write timed out\n", sc->lge_unit);
if_printf(sc->lge_ifp, "PHY write timed out\n");
return(0);
}
@ -423,7 +423,7 @@ lge_reset(sc)
}
if (i == LGE_TIMEOUT)
printf("lge%d: reset never completed\n", sc->lge_unit);
if_printf(sc->lge_ifp, "reset never completed\n");
/* Wait a little while for the chip to get its brains in order. */
DELAY(1000);
@ -466,14 +466,13 @@ lge_attach(dev)
int s;
u_char eaddr[ETHER_ADDR_LEN];
struct lge_softc *sc;
struct ifnet *ifp;
int unit, error = 0, rid;
struct ifnet *ifp = NULL;
int error = 0, rid;
s = splimp();
sc = device_get_softc(dev);
unit = device_get_unit(dev);
bzero(sc, sizeof(struct lge_softc));
/*
* Map control/status registers.
*/
@ -483,7 +482,7 @@ lge_attach(dev)
sc->lge_res = bus_alloc_resource_any(dev, LGE_RES, &rid, RF_ACTIVE);
if (sc->lge_res == NULL) {
printf("lge%d: couldn't map ports/memory\n", unit);
device_printf(dev, "couldn't map ports/memory\n");
error = ENXIO;
goto fail;
}
@ -497,8 +496,7 @@ lge_attach(dev)
RF_SHAREABLE | RF_ACTIVE);
if (sc->lge_irq == NULL) {
printf("lge%d: couldn't map interrupt\n", unit);
bus_release_resource(dev, LGE_RES, LGE_RID, sc->lge_res);
device_printf(dev, "couldn't map interrupt\n");
error = ENXIO;
goto fail;
}
@ -507,9 +505,7 @@ lge_attach(dev)
lge_intr, sc, &sc->lge_intrhand);
if (error) {
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->lge_irq);
bus_release_resource(dev, LGE_RES, LGE_RID, sc->lge_res);
printf("lge%d: couldn't set up irq\n", unit);
device_printf(dev, "couldn't set up irq\n");
goto fail;
}
@ -523,17 +519,13 @@ lge_attach(dev)
lge_read_eeprom(sc, (caddr_t)&eaddr[2], LGE_EE_NODEADDR_1, 1, 0);
lge_read_eeprom(sc, (caddr_t)&eaddr[4], LGE_EE_NODEADDR_2, 1, 0);
sc->lge_unit = unit;
callout_handle_init(&sc->lge_stat_ch);
sc->lge_ldata = contigmalloc(sizeof(struct lge_list_data), M_DEVBUF,
M_NOWAIT, 0, 0xffffffff, PAGE_SIZE, 0);
if (sc->lge_ldata == NULL) {
printf("lge%d: no memory for list buffers!\n", unit);
bus_teardown_intr(dev, sc->lge_irq, sc->lge_intrhand);
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->lge_irq);
bus_release_resource(dev, LGE_RES, LGE_RID, sc->lge_res);
device_printf(dev, "no memory for list buffers!\n");
error = ENXIO;
goto fail;
}
@ -541,26 +533,15 @@ lge_attach(dev)
/* Try to allocate memory for jumbo buffers. */
if (lge_alloc_jumbo_mem(sc)) {
printf("lge%d: jumbo buffer allocation failed\n",
sc->lge_unit);
contigfree(sc->lge_ldata,
sizeof(struct lge_list_data), M_DEVBUF);
bus_teardown_intr(dev, sc->lge_irq, sc->lge_intrhand);
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->lge_irq);
bus_release_resource(dev, LGE_RES, LGE_RID, sc->lge_res);
device_printf(dev, "jumbo buffer allocation failed\n");
error = ENXIO;
goto fail;
}
ifp = sc->lge_ifp = if_alloc(IFT_ETHER);
if (ifp == NULL) {
printf("lge%d: can not if_alloc()\n", sc->lge_unit);
contigfree(sc->lge_ldata,
sizeof(struct lge_list_data), M_DEVBUF);
device_printf(dev, "can not if_alloc()\n");
lge_free_jumbo_mem(sc);
bus_teardown_intr(dev, sc->lge_irq, sc->lge_intrhand);
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->lge_irq);
bus_release_resource(dev, LGE_RES, LGE_RID, sc->lge_res);
error = ENOSPC;
goto fail;
}
@ -588,14 +569,8 @@ lge_attach(dev)
*/
if (mii_phy_probe(dev, &sc->lge_miibus,
lge_ifmedia_upd, lge_ifmedia_sts)) {
printf("lge%d: MII without any PHY!\n", sc->lge_unit);
contigfree(sc->lge_ldata,
sizeof(struct lge_list_data), M_DEVBUF);
device_printf(dev, "MII without any PHY!\n");
lge_free_jumbo_mem(sc);
bus_teardown_intr(dev, sc->lge_irq, sc->lge_intrhand);
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->lge_irq);
bus_release_resource(dev, LGE_RES, LGE_RID, sc->lge_res);
if_free(ifp);
error = ENXIO;
goto fail;
}
@ -604,9 +579,20 @@ lge_attach(dev)
* Call MI attach routine.
*/
ether_ifattach(ifp, eaddr);
callout_handle_init(&sc->lge_stat_ch);
return (0);
fail:
if (sc->lge_ldata)
contigfree(sc->lge_ldata,
sizeof(struct lge_list_data), M_DEVBUF);
if (ifp)
if_free(ifp);
if (sc->lge_intrhand)
bus_teardown_intr(dev, sc->lge_irq, sc->lge_intrhand);
if (sc->lge_irq)
bus_release_resource(dev, SYS_RES_IRQ, 0, sc->lge_irq);
if (sc->lge_res)
bus_release_resource(dev, LGE_RES, LGE_RID, sc->lge_res);
splx(s);
return(error);
}
@ -716,8 +702,8 @@ lge_newbuf(sc, c, m)
if (m == NULL) {
MGETHDR(m_new, M_DONTWAIT, MT_DATA);
if (m_new == NULL) {
printf("lge%d: no memory for rx list "
"-- packet dropped!\n", sc->lge_unit);
if_printf(sc->lge_ifp, "no memory for rx list "
"-- packet dropped!\n");
return(ENOBUFS);
}
@ -725,8 +711,8 @@ lge_newbuf(sc, c, m)
buf = lge_jalloc(sc);
if (buf == NULL) {
#ifdef LGE_VERBOSE
printf("lge%d: jumbo allocation failed "
"-- packet dropped!\n", sc->lge_unit);
if_printf(sc->lge_ifp, "jumbo allocation failed "
"-- packet dropped!\n");
#endif
m_freem(m_new);
return(ENOBUFS);
@ -786,7 +772,7 @@ lge_alloc_jumbo_mem(sc)
M_NOWAIT, 0, 0xffffffff, PAGE_SIZE, 0);
if (sc->lge_cdata.lge_jumbo_buf == NULL) {
printf("lge%d: no memory for jumbo buffers!\n", sc->lge_unit);
if_printf(sc->lge_ifp, "no memory for jumbo buffers!\n");
return(ENOBUFS);
}
@ -804,8 +790,8 @@ lge_alloc_jumbo_mem(sc)
entry = malloc(sizeof(struct lge_jpool_entry),
M_DEVBUF, M_NOWAIT);
if (entry == NULL) {
printf("lge%d: no memory for jumbo "
"buffer queue!\n", sc->lge_unit);
if_printf(sc->lge_ifp, "no memory for jumbo "
"buffer queue!\n");
return(ENOBUFS);
}
entry->slot = i;
@ -847,7 +833,7 @@ lge_jalloc(sc)
if (entry == NULL) {
#ifdef LGE_VERBOSE
printf("lge%d: no free jumbo buffers\n", sc->lge_unit);
if_printf(sc->lge_ifp, "no free jumbo buffers\n");
#endif
return(NULL);
}
@ -943,9 +929,8 @@ lge_rxeof(sc, cnt)
ifp, NULL);
lge_newbuf(sc, &LGE_RXTAIL(sc), m);
if (m0 == NULL) {
printf("lge%d: no receive buffers "
"available -- packet dropped!\n",
sc->lge_unit);
if_printf(ifp, "no receive buffers "
"available -- packet dropped!\n");
ifp->if_ierrors++;
continue;
}
@ -1067,8 +1052,7 @@ lge_tick(xsc)
if (bootverbose &&
(IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_SX||
IFM_SUBTYPE(mii->mii_media_active) == IFM_1000_T))
printf("lge%d: gigabit link up\n",
sc->lge_unit);
if_printf(ifp, "gigabit link up\n");
if (ifp->if_snd.ifq_head != NULL)
lge_start(ifp);
}
@ -1266,8 +1250,8 @@ lge_init(xsc)
/* Init circular RX list. */
if (lge_list_rx_init(sc) == ENOBUFS) {
printf("lge%d: initialization failed: no "
"memory for rx buffers\n", sc->lge_unit);
if_printf(ifp, "initialization failed: no "
"memory for rx buffers\n");
lge_stop(sc);
(void)splx(s);
return;
@ -1492,7 +1476,7 @@ lge_watchdog(ifp)
sc = ifp->if_softc;
ifp->if_oerrors++;
printf("lge%d: watchdog timeout\n", sc->lge_unit);
if_printf(ifp, "watchdog timeout\n");
lge_stop(sc);
lge_reset(sc);

1
sys/dev/lge/if_lgereg.h
View File

@ -529,7 +529,6 @@ struct lge_softc {
struct resource *lge_irq;
void *lge_intrhand;
device_t lge_miibus;
u_int8_t lge_unit;
u_int8_t lge_type;
u_int8_t lge_link;
u_int8_t lge_pcs;