[dpdk-dev] [PATCH v3 08/22] net/ice/base: remove RSS code as iavf host

[Qi Zhang <qi.z.zhang@intel.com>]

The DPDK PF doesn't support SRIOV so remove the related iavf host
code.

Signed-off-by: Paul M Stillwell Jr <paul.m.stillwell.jr@intel.com>
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
---
 drivers/net/ice/base/ice_flow.c | 128 ----------------------------------------
 1 file changed, 128 deletions(-)

diff --git a/drivers/net/ice/base/ice_flow.c b/drivers/net/ice/base/ice_flow.c
index 7dae53270..5d1b12d43 100644
--- a/drivers/net/ice/base/ice_flow.c
+++ b/drivers/net/ice/base/ice_flow.c
@@ -2128,134 +2128,6 @@ ice_rem_rss_cfg(struct ice_hw *hw, u16 vsi_handle, u64 hashed_flds,
 	return status;
 }
 
-/* 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)
-{
-	enum ice_status status = ICE_SUCCESS;
-	u64 hash_flds;
-
-	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_IPV4_MASKS) {
-				rss_hash = ICE_FLOW_HASH_IPV4;
-				hash_flds &= ~ICE_FLOW_AVF_RSS_IPV4_MASKS;
-			} else 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_ALL_IPV6_MASKS) {
-			if (hash_flds & ICE_FLOW_AVF_RSS_IPV6_MASKS) {
-				rss_hash = ICE_FLOW_HASH_IPV6;
-				hash_flds &= ~ICE_FLOW_AVF_RSS_IPV6_MASKS;
-			} else 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);
-			}
-		}
-
-		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;
-	}
-
-	return status;
-}
-
 /**
  * ice_replay_rss_cfg - replay RSS configurations associated with VSI
  * @hw: pointer to the hardware structure
-- 
2.13.6