return ICE_SUCCESS;
}
-/* Mapping of AVF hash bit fields to an L3-L4 hash combination.
- * As the ice_flow_avf_hdr_field represent individual bit shifts in a hash,
- * convert its values to their appropriate flow L3, L4 values.
- */
-#define ICE_FLOW_AVF_RSS_IPV4_MASKS \
- (BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_OTHER) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_FRAG_IPV4))
-#define ICE_FLOW_AVF_RSS_TCP_IPV4_MASKS \
- (BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_TCP_SYN_NO_ACK) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_TCP))
-#define ICE_FLOW_AVF_RSS_UDP_IPV4_MASKS \
- (BIT_ULL(ICE_AVF_FLOW_FIELD_UNICAST_IPV4_UDP) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_MULTICAST_IPV4_UDP) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_UDP))
-#define ICE_FLOW_AVF_RSS_ALL_IPV4_MASKS \
- (ICE_FLOW_AVF_RSS_TCP_IPV4_MASKS | ICE_FLOW_AVF_RSS_UDP_IPV4_MASKS | \
- ICE_FLOW_AVF_RSS_IPV4_MASKS | BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_SCTP))
-
-#define ICE_FLOW_AVF_RSS_IPV6_MASKS \
- (BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_OTHER) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_FRAG_IPV6))
-#define ICE_FLOW_AVF_RSS_UDP_IPV6_MASKS \
- (BIT_ULL(ICE_AVF_FLOW_FIELD_UNICAST_IPV6_UDP) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_MULTICAST_IPV6_UDP) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_UDP))
-#define ICE_FLOW_AVF_RSS_TCP_IPV6_MASKS \
- (BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_TCP_SYN_NO_ACK) | \
- BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_TCP))
-#define ICE_FLOW_AVF_RSS_ALL_IPV6_MASKS \
- (ICE_FLOW_AVF_RSS_TCP_IPV6_MASKS | ICE_FLOW_AVF_RSS_UDP_IPV6_MASKS | \
- ICE_FLOW_AVF_RSS_IPV6_MASKS | BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_SCTP))
-
-#define ICE_FLOW_MAX_CFG 10
-
-/**
- * ice_add_avf_rss_cfg - add an RSS configuration for AVF driver
- * @hw: pointer to the hardware structure
- * @vsi_handle: software VSI handle
- * @avf_hash: hash bit fields (ICE_AVF_FLOW_FIELD_*) to configure
- *
- * This function will take the hash bitmap provided by the AVF driver via a
- * message, convert it to ICE-compatible values, and configure RSS flow
- * profiles.
- */
-enum ice_status
-ice_add_avf_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u64 avf_hash)
-{
- u64 added_cfg[ICE_FLOW_MAX_CFG], hash_flds;
- enum ice_status status = ICE_SUCCESS;
- u8 i, idx = 0;
-
- if (avf_hash == ICE_AVF_FLOW_FIELD_INVALID ||
- !ice_is_vsi_valid(hw, vsi_handle))
- return ICE_ERR_PARAM;
-
- /* Make sure no unsupported bits are specified */
- if (avf_hash & ~(ICE_FLOW_AVF_RSS_ALL_IPV4_MASKS |
- ICE_FLOW_AVF_RSS_ALL_IPV6_MASKS))
- return ICE_ERR_CFG;
-
- hash_flds = avf_hash;
-
- /* Always create an L3 RSS configuration for any L4 RSS configuration */
- if (hash_flds & ICE_FLOW_AVF_RSS_ALL_IPV4_MASKS)
- hash_flds |= ICE_FLOW_AVF_RSS_IPV4_MASKS;
-
- if (hash_flds & ICE_FLOW_AVF_RSS_ALL_IPV6_MASKS)
- hash_flds |= ICE_FLOW_AVF_RSS_IPV6_MASKS;
-
- /* Create the corresponding RSS configuration for each valid hash bit */
- while (hash_flds) {
- u64 rss_hash = ICE_HASH_INVALID;
-
- if (hash_flds & ICE_FLOW_AVF_RSS_ALL_IPV4_MASKS) {
- if (hash_flds & ICE_FLOW_AVF_RSS_TCP_IPV4_MASKS) {
- rss_hash = ICE_FLOW_HASH_IPV4 |
- ICE_FLOW_HASH_TCP_PORT;
- hash_flds &= ~ICE_FLOW_AVF_RSS_TCP_IPV4_MASKS;
- } else if (hash_flds &
- ICE_FLOW_AVF_RSS_UDP_IPV4_MASKS) {
- rss_hash = ICE_FLOW_HASH_IPV4 |
- ICE_FLOW_HASH_UDP_PORT;
- hash_flds &= ~ICE_FLOW_AVF_RSS_UDP_IPV4_MASKS;
- } else if (hash_flds &
- BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_SCTP)) {
- rss_hash = ICE_FLOW_HASH_IPV4 |
- ICE_FLOW_HASH_SCTP_PORT;
- hash_flds &=
- ~BIT_ULL(ICE_AVF_FLOW_FIELD_IPV4_SCTP);
- } else if (hash_flds & ICE_FLOW_AVF_RSS_IPV4_MASKS) {
- rss_hash = ICE_FLOW_HASH_IPV4;
- hash_flds &= ~ICE_FLOW_AVF_RSS_IPV4_MASKS;
- }
- } else if (hash_flds & ICE_FLOW_AVF_RSS_ALL_IPV6_MASKS) {
- if (hash_flds & ICE_FLOW_AVF_RSS_TCP_IPV6_MASKS) {
- rss_hash = ICE_FLOW_HASH_IPV6 |
- ICE_FLOW_HASH_TCP_PORT;
- hash_flds &= ~ICE_FLOW_AVF_RSS_TCP_IPV6_MASKS;
- } else if (hash_flds &
- ICE_FLOW_AVF_RSS_UDP_IPV6_MASKS) {
- rss_hash = ICE_FLOW_HASH_IPV6 |
- ICE_FLOW_HASH_UDP_PORT;
- hash_flds &= ~ICE_FLOW_AVF_RSS_UDP_IPV6_MASKS;
- } else if (hash_flds &
- BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_SCTP)) {
- rss_hash = ICE_FLOW_HASH_IPV6 |
- ICE_FLOW_HASH_SCTP_PORT;
- hash_flds &=
- ~BIT_ULL(ICE_AVF_FLOW_FIELD_IPV6_SCTP);
- } else if (hash_flds & ICE_FLOW_AVF_RSS_IPV6_MASKS) {
- rss_hash = ICE_FLOW_HASH_IPV6;
- hash_flds &= ~ICE_FLOW_AVF_RSS_IPV6_MASKS;
- }
- }
-
- if (rss_hash == ICE_HASH_INVALID)
- return ICE_ERR_OUT_OF_RANGE;
-
- status = ice_add_rss_cfg(hw, vsi_handle, rss_hash,
- ICE_FLOW_SEG_HDR_NONE);
- if (status)
- break;
- added_cfg[idx++] = rss_hash;
- }
-
- /* If status is not success, we must remove all hash configurations
- * that were successfully added previously in this call for the vsi
- */
- if (status)
- for (i = 0; i < idx; i++)
- ice_rem_rss_cfg(hw, vsi_handle, added_cfg[i],
- ICE_FLOW_SEG_HDR_NONE);
-
- return status;
-}
-
/**
* ice_rem_all_rss_vsi_ctx - remove all RSS configurations from VSI context
* @hw: pointer to the hardware structure