ixl_wr_ctl
ixl_wr_ctl(sc, I40E_PFQF_CTL_0, v);
ixl_wr_ctl(sc, I40E_PFQF_HENA(0), rss_hena);
ixl_wr_ctl(sc, I40E_PFQF_HENA(1), rss_hena >> 32);
ixl_wr_ctl(sc, I40E_PFQF_HKEY(i), rsskey->key[i]);