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head/sys/dev/ixl/ixl_txrx.c
| Show First 20 Lines • Show All 1,440 Lines • ▼ Show 20 Lines | |||||
| /* | /* | ||||
| ** i40e_ptype_to_hash: parse the packet type | ** i40e_ptype_to_hash: parse the packet type | ||||
| ** to determine the appropriate hash. | ** to determine the appropriate hash. | ||||
| */ | */ | ||||
| static inline int | static inline int | ||||
| ixl_ptype_to_hash(u8 ptype) | ixl_ptype_to_hash(u8 ptype) | ||||
| { | { | ||||
| struct i40e_rx_ptype_decoded decoded; | struct i40e_rx_ptype_decoded decoded; | ||||
| u8 ex = 0; | |||||
| decoded = decode_rx_desc_ptype(ptype); | decoded = decode_rx_desc_ptype(ptype); | ||||
| ex = decoded.outer_frag; | |||||
| if (!decoded.known) | if (!decoded.known) | ||||
| return M_HASHTYPE_OPAQUE_HASH; | return M_HASHTYPE_OPAQUE_HASH; | ||||
| if (decoded.outer_ip == I40E_RX_PTYPE_OUTER_L2) | if (decoded.outer_ip == I40E_RX_PTYPE_OUTER_L2) | ||||
| return M_HASHTYPE_OPAQUE_HASH; | return M_HASHTYPE_OPAQUE_HASH; | ||||
| /* Note: anything that gets to this point is IP */ | /* Note: anything that gets to this point is IP */ | ||||
| if (decoded.outer_ip_ver == I40E_RX_PTYPE_OUTER_IPV6) { | if (decoded.outer_ip_ver == I40E_RX_PTYPE_OUTER_IPV6) { | ||||
| switch (decoded.inner_prot) { | switch (decoded.inner_prot) { | ||||
| case I40E_RX_PTYPE_INNER_PROT_TCP: | case I40E_RX_PTYPE_INNER_PROT_TCP: | ||||
| if (ex) | |||||
| return M_HASHTYPE_RSS_TCP_IPV6_EX; | |||||
| else | |||||
| return M_HASHTYPE_RSS_TCP_IPV6; | return M_HASHTYPE_RSS_TCP_IPV6; | ||||
| case I40E_RX_PTYPE_INNER_PROT_UDP: | case I40E_RX_PTYPE_INNER_PROT_UDP: | ||||
| if (ex) | |||||
| return M_HASHTYPE_RSS_UDP_IPV6_EX; | |||||
| else | |||||
| return M_HASHTYPE_RSS_UDP_IPV6; | return M_HASHTYPE_RSS_UDP_IPV6; | ||||
| default: | default: | ||||
| if (ex) | |||||
| return M_HASHTYPE_RSS_IPV6_EX; | |||||
| else | |||||
| return M_HASHTYPE_RSS_IPV6; | return M_HASHTYPE_RSS_IPV6; | ||||
| } | } | ||||
| } | } | ||||
| if (decoded.outer_ip_ver == I40E_RX_PTYPE_OUTER_IPV4) { | if (decoded.outer_ip_ver == I40E_RX_PTYPE_OUTER_IPV4) { | ||||
| switch (decoded.inner_prot) { | switch (decoded.inner_prot) { | ||||
| case I40E_RX_PTYPE_INNER_PROT_TCP: | case I40E_RX_PTYPE_INNER_PROT_TCP: | ||||
| return M_HASHTYPE_RSS_TCP_IPV4; | return M_HASHTYPE_RSS_TCP_IPV4; | ||||
| case I40E_RX_PTYPE_INNER_PROT_UDP: | case I40E_RX_PTYPE_INNER_PROT_UDP: | ||||
| if (ex) | |||||
| return M_HASHTYPE_RSS_UDP_IPV4_EX; | |||||
| else | |||||
| return M_HASHTYPE_RSS_UDP_IPV4; | return M_HASHTYPE_RSS_UDP_IPV4; | ||||
| default: | default: | ||||
| return M_HASHTYPE_RSS_IPV4; | return M_HASHTYPE_RSS_IPV4; | ||||
| } | } | ||||
| } | } | ||||
| /* We should never get here!! */ | /* We should never get here!! */ | ||||
| return M_HASHTYPE_OPAQUE_HASH; | return M_HASHTYPE_OPAQUE_HASH; | ||||
| } | } | ||||
| #endif /* RSS */ | #endif /* RSS */ | ||||
| /********************************************************************* | /********************************************************************* | ||||
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