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path: root/drivers/net/ethernet/intel/ice/ice_flow.c
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Diffstat (limited to 'drivers/net/ethernet/intel/ice/ice_flow.c')
-rw-r--r--drivers/net/ethernet/intel/ice/ice_flow.c119
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(&params, 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(&params.prof->segs[i], &segs[i], sizeof(*segs));
+ memcpy(&params->prof->segs[i], &segs[i], sizeof(*segs));
- status = ice_flow_proc_segs(hw, &params);
+ 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(&params.prof->entries);
- mutex_init(&params.prof->entries_lock);
- *prof = params.prof;
+ INIT_LIST_HEAD(&params->prof->entries);
+ mutex_init(&params->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