diff options
| author | Greg Goldman <ggoldman@broadcom.com> | 2011-04-20 11:23:06 -0700 |
|---|---|---|
| committer | Colin Cross <ccross@android.com> | 2011-06-14 09:09:56 -0700 |
| commit | a100159b0a52f09108f35f15169ff1e8f25a0668 (patch) | |
| tree | 1503ae43d9d10f80dcec5ea75e165289933b1425 /drivers/net/wireless/bcm4329/dhd_common.c | |
| parent | 9be0c37a063b657a82df718234ecfbc13307bc9b (diff) | |
net: wireless: bcm4329: Clean ARP offload table on IP update
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
Diffstat (limited to 'drivers/net/wireless/bcm4329/dhd_common.c')
| -rw-r--r-- | drivers/net/wireless/bcm4329/dhd_common.c | 78 |
1 files changed, 77 insertions, 1 deletions
diff --git a/drivers/net/wireless/bcm4329/dhd_common.c b/drivers/net/wireless/bcm4329/dhd_common.c index 8fcb95fde827..e50da1414c9e 100644 --- a/drivers/net/wireless/bcm4329/dhd_common.c +++ b/drivers/net/wireless/bcm4329/dhd_common.c @@ -21,7 +21,7 @@ * software in any way with any other Broadcom software provided under a license * other than the GPL, without Broadcom's express prior written consent. * - * $Id: dhd_common.c,v 1.5.6.8.2.6.6.69.4.25 2011/02/11 21:16:02 Exp $ + * $Id: dhd_common.c,v 1.5.6.8.2.6.6.69.4.25 2011-02-11 21:16:02 Exp $ */ #include <typedefs.h> #include <osl.h> @@ -1220,6 +1220,82 @@ dhd_arp_offload_enable(dhd_pub_t * dhd, int arp_enable) } #endif + +void dhd_arp_cleanup(dhd_pub_t *dhd) +{ +#ifdef ARP_OFFLOAD_SUPPORT + int ret = 0; + int iov_len = 0; + char iovbuf[128]; + + if (dhd == NULL) return; + + dhd_os_proto_block(dhd); + + iov_len = bcm_mkiovar("arp_hostip_clear", 0, 0, iovbuf, sizeof(iovbuf)); + if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, iov_len)) < 0) + DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret)); + + iov_len = bcm_mkiovar("arp_table_clear", 0, 0, iovbuf, sizeof(iovbuf)); + if ((ret = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, iov_len)) < 0) + DHD_ERROR(("%s failed code %d\n", __FUNCTION__, ret)); + + dhd_os_proto_unblock(dhd); + +#endif /* ARP_OFFLOAD_SUPPORT */ +} + +void dhd_arp_offload_add_ip(dhd_pub_t *dhd, u32 ipaddr) +{ +#ifdef ARP_OFFLOAD_SUPPORT + int iov_len = 0; + char iovbuf[32]; + int retcode; + + dhd_os_proto_block(dhd); + + iov_len = bcm_mkiovar("arp_hostip", (char *)&ipaddr, 4, iovbuf, sizeof(iovbuf)); + retcode = dhdcdc_set_ioctl(dhd, 0, WLC_SET_VAR, iovbuf, iov_len); + + dhd_os_proto_unblock(dhd); + + if (retcode) + DHD_TRACE(("%s: ARP ip addr add failed, retcode = %d\n", + __FUNCTION__, retcode)); + else + DHD_TRACE(("%s: ARP ipaddr entry added\n", + __FUNCTION__)); +#endif /* ARP_OFFLOAD_SUPPORT */ +} + + +int dhd_arp_get_arp_hostip_table(dhd_pub_t *dhd, void *buf, int buflen) +{ +#ifdef ARP_OFFLOAD_SUPPORT + int retcode; + int iov_len = 0; + + if (!buf) + return -1; + + dhd_os_proto_block(dhd); + + iov_len = bcm_mkiovar("arp_hostip", 0, 0, buf, buflen); + retcode = dhdcdc_query_ioctl(dhd, 0, WLC_GET_VAR, buf, buflen); + + dhd_os_proto_unblock(dhd); + + if (retcode) { + DHD_TRACE(("%s: ioctl WLC_GET_VAR error %d\n", + __FUNCTION__, retcode)); + + return -1; + } +#endif /* ARP_OFFLOAD_SUPPORT */ + return 0; +} + + int dhd_preinit_ioctls(dhd_pub_t *dhd) { |