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Always honor configured VLAN/checksum offload capabilities.

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Previously re(4) used to blindly enable VLAN hardware tag stripping
and Rx checksum offload regardless of enabled optional features of
interface.
This commit is contained in:
Pyun YongHyeon 2008-03-23 04:59:13 +00:00
parent 72b218d366
commit 70acaecfd0
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=177519
1 changed files with 8 additions and 3 deletions
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11
sys/dev/re/if_re.c
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@ -2410,6 +2410,7 @@ re_init_locked(sc)
struct ifnet *ifp = sc->rl_ifp;
struct mii_data *mii;
u_int32_t rxcfg = 0;
uint16_t cfg;
union {
uint32_t align_dummy;
u_char eaddr[ETHER_ADDR_LEN];
@ -2429,9 +2430,13 @@ re_init_locked(sc)
* RX checksum offload. We must configure the C+ register
* before all others.
*/
CSR_WRITE_2(sc, RL_CPLUS_CMD, RL_CPLUSCMD_RXENB|
RL_CPLUSCMD_TXENB|RL_CPLUSCMD_PCI_MRW|
RL_CPLUSCMD_VLANSTRIP|RL_CPLUSCMD_RXCSUM_ENB);
cfg = RL_CPLUSCMD_PCI_MRW;
if ((ifp->if_capenable & IFCAP_RXCSUM) != 0)
cfg |= RL_CPLUSCMD_RXCSUM_ENB;
if ((ifp->if_capenable & IFCAP_VLAN_HWTAGGING) != 0)
cfg |= RL_CPLUSCMD_VLANSTRIP;
CSR_WRITE_2(sc, RL_CPLUS_CMD,
cfg | RL_CPLUSCMD_RXENB | RL_CPLUSCMD_TXENB);
/*
* Init our MAC address. Even though the chipset