diff options
Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_flow.c')
| -rw-r--r-- | drivers/net/ethernet/intel/ice/ice_flow.c | 119 |
1 files changed, 92 insertions, 27 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_flow.c b/drivers/net/ethernet/intel/ice/ice_flow.c index fe677621dd51..89a0cef20506 100644 --- a/drivers/net/ethernet/intel/ice/ice_flow.c +++ b/drivers/net/ethernet/intel/ice/ice_flow.c @@ -99,6 +99,54 @@ static const u32 ice_ptypes_ipv6_il[] = { 0x00000000, 0x00000000, 0x00000000, 0x00000000, }; +/* Packet types for packets with an Outer/First/Single IPv4 header - no L4 */ +static const u32 ice_ipv4_ofos_no_l4[] = { + 0x10C00000, 0x04000800, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, +}; + +/* Packet types for packets with an Innermost/Last IPv4 header - no L4 */ +static const u32 ice_ipv4_il_no_l4[] = { + 0x60000000, 0x18043008, 0x80000002, 0x6010c021, + 0x00000008, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, +}; + +/* Packet types for packets with an Outer/First/Single IPv6 header - no L4 */ +static const u32 ice_ipv6_ofos_no_l4[] = { + 0x00000000, 0x00000000, 0x43000000, 0x10002000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, +}; + +/* Packet types for packets with an Innermost/Last IPv6 header - no L4 */ +static const u32 ice_ipv6_il_no_l4[] = { + 0x00000000, 0x02180430, 0x0000010c, 0x086010c0, + 0x00000430, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, +}; + /* UDP Packet types for non-tunneled packets or tunneled * packets with inner UDP. */ @@ -250,11 +298,23 @@ ice_flow_proc_seg_hdrs(struct ice_flow_prof_params *params) hdrs = prof->segs[i].hdrs; - if (hdrs & ICE_FLOW_SEG_HDR_IPV4) { + if ((hdrs & ICE_FLOW_SEG_HDR_IPV4) && + !(hdrs & ICE_FLOW_SEG_HDRS_L4_MASK)) { + src = !i ? (const unsigned long *)ice_ipv4_ofos_no_l4 : + (const unsigned long *)ice_ipv4_il_no_l4; + bitmap_and(params->ptypes, params->ptypes, src, + ICE_FLOW_PTYPE_MAX); + } else if (hdrs & ICE_FLOW_SEG_HDR_IPV4) { src = !i ? (const unsigned long *)ice_ptypes_ipv4_ofos : (const unsigned long *)ice_ptypes_ipv4_il; bitmap_and(params->ptypes, params->ptypes, src, ICE_FLOW_PTYPE_MAX); + } else if ((hdrs & ICE_FLOW_SEG_HDR_IPV6) && + !(hdrs & ICE_FLOW_SEG_HDRS_L4_MASK)) { + src = !i ? (const unsigned long *)ice_ipv6_ofos_no_l4 : + (const unsigned long *)ice_ipv6_il_no_l4; + bitmap_and(params->ptypes, params->ptypes, src, + ICE_FLOW_PTYPE_MAX); } else if (hdrs & ICE_FLOW_SEG_HDR_IPV6) { src = !i ? (const unsigned long *)ice_ptypes_ipv6_ofos : (const unsigned long *)ice_ptypes_ipv6_il; @@ -385,7 +445,7 @@ ice_flow_xtract_fld(struct ice_hw *hw, struct ice_flow_prof_params *params, * ice_flow_xtract_raws - Create extract sequence entries for raw bytes * @hw: pointer to the HW struct * @params: information about the flow to be processed - * @seg: index of packet segment whose raw fields are to be be extracted + * @seg: index of packet segment whose raw fields are to be extracted */ static enum ice_status ice_flow_xtract_raws(struct ice_hw *hw, struct ice_flow_prof_params *params, @@ -648,57 +708,64 @@ ice_flow_add_prof_sync(struct ice_hw *hw, enum ice_block blk, struct ice_flow_seg_info *segs, u8 segs_cnt, struct ice_flow_prof **prof) { - struct ice_flow_prof_params params; + struct ice_flow_prof_params *params; enum ice_status status; u8 i; if (!prof) return ICE_ERR_BAD_PTR; - memset(¶ms, 0, sizeof(params)); - params.prof = devm_kzalloc(ice_hw_to_dev(hw), sizeof(*params.prof), - GFP_KERNEL); - if (!params.prof) + params = kzalloc(sizeof(*params), GFP_KERNEL); + if (!params) return ICE_ERR_NO_MEMORY; + params->prof = devm_kzalloc(ice_hw_to_dev(hw), sizeof(*params->prof), + GFP_KERNEL); + if (!params->prof) { + status = ICE_ERR_NO_MEMORY; + goto free_params; + } + /* initialize extraction sequence to all invalid (0xff) */ for (i = 0; i < ICE_MAX_FV_WORDS; i++) { - params.es[i].prot_id = ICE_PROT_INVALID; - params.es[i].off = ICE_FV_OFFSET_INVAL; + params->es[i].prot_id = ICE_PROT_INVALID; + params->es[i].off = ICE_FV_OFFSET_INVAL; } - params.blk = blk; - params.prof->id = prof_id; - params.prof->dir = dir; - params.prof->segs_cnt = segs_cnt; + params->blk = blk; + params->prof->id = prof_id; + params->prof->dir = dir; + params->prof->segs_cnt = segs_cnt; /* Make a copy of the segments that need to be persistent in the flow * profile instance */ for (i = 0; i < segs_cnt; i++) - memcpy(¶ms.prof->segs[i], &segs[i], sizeof(*segs)); + memcpy(¶ms->prof->segs[i], &segs[i], sizeof(*segs)); - status = ice_flow_proc_segs(hw, ¶ms); + status = ice_flow_proc_segs(hw, params); if (status) { - ice_debug(hw, ICE_DBG_FLOW, - "Error processing a flow's packet segments\n"); + ice_debug(hw, ICE_DBG_FLOW, "Error processing a flow's packet segments\n"); goto out; } /* Add a HW profile for this flow profile */ - status = ice_add_prof(hw, blk, prof_id, (u8 *)params.ptypes, params.es); + status = ice_add_prof(hw, blk, prof_id, (u8 *)params->ptypes, + params->es); if (status) { ice_debug(hw, ICE_DBG_FLOW, "Error adding a HW flow profile\n"); goto out; } - INIT_LIST_HEAD(¶ms.prof->entries); - mutex_init(¶ms.prof->entries_lock); - *prof = params.prof; + INIT_LIST_HEAD(¶ms->prof->entries); + mutex_init(¶ms->prof->entries_lock); + *prof = params->prof; out: if (status) - devm_kfree(ice_hw_to_dev(hw), params.prof); + devm_kfree(ice_hw_to_dev(hw), params->prof); +free_params: + kfree(params); return status; } @@ -767,8 +834,7 @@ ice_flow_assoc_prof(struct ice_hw *hw, enum ice_block blk, if (!status) set_bit(vsi_handle, prof->vsis); else - ice_debug(hw, ICE_DBG_FLOW, - "HW profile add failed, %d\n", + ice_debug(hw, ICE_DBG_FLOW, "HW profile add failed, %d\n", status); } @@ -799,8 +865,7 @@ ice_flow_disassoc_prof(struct ice_hw *hw, enum ice_block blk, if (!status) clear_bit(vsi_handle, prof->vsis); else - ice_debug(hw, ICE_DBG_FLOW, - "HW profile remove failed, %d\n", + ice_debug(hw, ICE_DBG_FLOW, "HW profile remove failed, %d\n", status); } @@ -999,7 +1064,7 @@ enum ice_status ice_flow_rem_entry(struct ice_hw *hw, enum ice_block blk, * * This helper function stores information of a field being matched, including * the type of the field and the locations of the value to match, the mask, and - * and the upper-bound value in the start of the input buffer for a flow entry. + * the upper-bound value in the start of the input buffer for a flow entry. * This function should only be used for fixed-size data structures. * * This function also opportunistically determines the protocol headers to be |