static int nicvf_set_rxfh(struct net_device *dev, const u32 *indir,
const u8 *hkey, u8 hfunc)
{
struct nicvf *nic = netdev_priv(dev);
struct nicvf_rss_info *rss = &nic->rss_info;
int idx;
if ((nic->qs->rq_cnt <= 1) || (nic->cpi_alg != CPI_ALG_NONE)) {
rss->enable = false;
rss->hash_bits = 0;
return -EIO;
}
/* We do not allow change in unsupported parameters */
if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
return -EOPNOTSUPP;
rss->enable = true;
if (indir) {
for (idx = 0; idx < rss->rss_size; idx++)
rss->ind_tbl[idx] = indir[idx];
}
if (hkey) {
memcpy(rss->key, hkey, RSS_HASH_KEY_SIZE * sizeof(u64));
nicvf_set_rss_key(nic);
}
nicvf_config_rss(nic);
return 0;
}
static int nicvf_set_rxfh(struct net_device *dev, const u32 *indir,
const u8 *hkey, const u8 hfunc)
{
struct nicvf *nic = netdev_priv(dev);
struct nicvf_rss_info *rss = &nic->rss_info;
int idx;
if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP)
return -EOPNOTSUPP;
if (!rss->enable) {
netdev_err(nic->netdev,
"RSS is disabled, cannot change settings\n");
return -EIO;
}
if (indir) {
for (idx = 0; idx < rss->rss_size; idx++)
rss->ind_tbl[idx] = indir[idx];
}
if (hkey) {
memcpy(rss->key, hkey, RSS_HASH_KEY_SIZE * sizeof(u64));
nicvf_set_rss_key(nic);
}
nicvf_config_rss(nic);
return 0;
}
