};
static const
-struct ice_dummy_pkt_offsets dummy_gre_packet_offsets[] = {
+struct ice_dummy_pkt_offsets dummy_gre_tcp_packet_offsets[] = {
{ ICE_MAC_OFOS, 0 },
{ ICE_ETYPE_OL, 12 },
{ ICE_IPV4_OFOS, 14 },
{ ICE_NVGRE, 34 },
{ ICE_MAC_IL, 42 },
- { ICE_IPV4_IL, 54 },
+ { ICE_IPV4_IL, 56 },
+ { ICE_TCP_IL, 76 },
{ ICE_PROTOCOL_LAST, 0 },
};
static const
-u8 dummy_gre_packet[] = { 0, 0, 0, 0, /* ICE_MAC_OFOS 0 */
- 0, 0, 0, 0,
- 0, 0, 0, 0,
- 0x08, 0, /* ICE_ETYPE_OL 12 */
- 0x45, 0, 0, 0x3E, /* ICE_IPV4_OFOS 14 */
- 0, 0, 0, 0,
- 0, 0x2F, 0, 0,
- 0, 0, 0, 0,
- 0, 0, 0, 0,
- 0x80, 0, 0x65, 0x58, /* ICE_NVGRE 34 */
- 0, 0, 0, 0,
- 0, 0, 0, 0, /* ICE_MAC_IL 42 */
- 0, 0, 0, 0,
- 0, 0, 0, 0,
- 0x08, 0,
- 0x45, 0, 0, 0x14, /* ICE_IPV4_IL 54 */
- 0, 0, 0, 0,
- 0, 0, 0, 0,
- 0, 0, 0, 0,
- 0, 0, 0, 0
- };
+u8 dummy_gre_tcp_packet[] = {
+ 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_OFOS 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x08, 0x00, /* ICE_ETYPE_OL 12 */
+
+ 0x45, 0x00, 0x00, 0x3E, /* ICE_IPV4_OFOS 14 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x2F, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x80, 0x00, 0x65, 0x58, /* ICE_NVGRE 34 */
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_IL 42 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x08, 0x00,
+
+ 0x45, 0x00, 0x00, 0x14, /* ICE_IPV4_IL 56 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* ICE_TCP_IL 76 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x50, 0x02, 0x20, 0x00,
+ 0x00, 0x00, 0x00, 0x00
+};
+
+static const
+struct ice_dummy_pkt_offsets dummy_gre_udp_packet_offsets[] = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_ETYPE_OL, 12 },
+ { ICE_IPV4_OFOS, 14 },
+ { ICE_NVGRE, 34 },
+ { ICE_MAC_IL, 42 },
+ { ICE_IPV4_IL, 56 },
+ { ICE_UDP_ILOS, 76 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+static const
+u8 dummy_gre_udp_packet[] = {
+ 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_OFOS 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x08, 0x00, /* ICE_ETYPE_OL 12 */
+
+ 0x45, 0x00, 0x00, 0x3E, /* ICE_IPV4_OFOS 14 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x2F, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x80, 0x00, 0x65, 0x58, /* ICE_NVGRE 34 */
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_IL 42 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x08, 0x00,
+
+ 0x45, 0x00, 0x00, 0x14, /* ICE_IPV4_IL 56 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x00, 0x00, /* ICE_UDP_ILOS 76 */
+ 0x00, 0x08, 0x00, 0x00,
+};
static const
struct ice_dummy_pkt_offsets dummy_udp_tun_tcp_packet_offsets[] = {
0x00, 0x00, 0x12, 0xb5, /* ICE_UDP_OF 34 */
0x00, 0x46, 0x00, 0x00,
- 0x04, 0x00, 0x00, 0x03, /* ICE_VXLAN 42 */
+ 0x00, 0x00, 0x65, 0x58, /* ICE_VXLAN 42 */
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, /* ICE_MAC_IL 50 */
0x00, 0x00, 0x12, 0xb5, /* ICE_UDP_OF 34 */
0x00, 0x3a, 0x00, 0x00,
- 0x0c, 0x00, 0x00, 0x03, /* ICE_VXLAN 42 */
+ 0x00, 0x00, 0x65, 0x58, /* ICE_VXLAN 42 */
0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, /* ICE_MAC_IL 50 */
0x00, 0x00, /* 2 bytes for 4 byte alignment */
};
-/* this is a recipe to profile bitmap association */
+static const
+struct ice_dummy_pkt_offsets dummy_udp_gtp_packet_offsets[] = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_IPV4_OFOS, 14 },
+ { ICE_UDP_OF, 34 },
+ { ICE_GTP, 42 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+static const u8
+dummy_udp_gtp_packet[] = {
+ 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_OFOS 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x08, 0x00,
+
+ 0x45, 0x00, 0x00, 0x30, /* ICE_IPV4_OFOS 14 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x11, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+
+ 0x00, 0x00, 0x08, 0x68, /* ICE_UDP_OF 34 */
+ 0x00, 0x1c, 0x00, 0x00,
+
+ 0x34, 0xff, 0x00, 0x0c, /* ICE_GTP 42 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x85,
+
+ 0x02, 0x00, 0x00, 0x00, /* PDU Session extension header */
+ 0x00, 0x00, 0x00, 0x00,
+};
+
+static const
+struct ice_dummy_pkt_offsets dummy_pppoe_packet_offsets[] = {
+ { ICE_MAC_OFOS, 0 },
+ { ICE_PPPOE, 14 },
+ { ICE_PROTOCOL_LAST, 0 },
+};
+
+static const u8
+dummy_pppoe_packet[] = {
+ 0x00, 0x00, 0x00, 0x00, /* ICE_MAC_OFOS 0 */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x88, 0x64,
+
+ 0x11, 0x00, 0x00, 0x01, /* ICE_PPPOE 14 */
+ 0x00, 0x4e, 0x00, 0x21,
+
+ 0x45, 0x00, 0x00, 0x30, /* PDU */
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x11, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+ 0x00, 0x00, 0x00, 0x00,
+};
+
+/* this is a recipe to profile association bitmap */
static ice_declare_bitmap(recipe_to_profile[ICE_MAX_NUM_RECIPES],
ICE_MAX_NUM_PROFILES);
-static ice_declare_bitmap(available_result_ids, ICE_CHAIN_FV_INDEX_START + 1);
+
+/* this is a profile to recipe association bitmap */
+static ice_declare_bitmap(profile_to_recipe[ICE_MAX_NUM_PROFILES],
+ ICE_MAX_NUM_RECIPES);
static void ice_get_recp_to_prof_map(struct ice_hw *hw);
+/**
+ * ice_collect_result_idx - copy result index values
+ * @buf: buffer that contains the result index
+ * @recp: the recipe struct to copy data into
+ */
+static void ice_collect_result_idx(struct ice_aqc_recipe_data_elem *buf,
+ struct ice_sw_recipe *recp)
+{
+ if (buf->content.result_indx & ICE_AQ_RECIPE_RESULT_EN)
+ ice_set_bit(buf->content.result_indx &
+ ~ICE_AQ_RECIPE_RESULT_EN, recp->res_idxs);
+}
+
+/**
+ * ice_init_possible_res_bm - initialize possible result bitmap
+ * @pos_result_bm: pointer to the bitmap to initialize
+ */
+static void ice_init_possible_res_bm(ice_bitmap_t *pos_result_bm)
+{
+ u16 bit;
+
+ ice_zero_bitmap(pos_result_bm, ICE_MAX_FV_WORDS);
+
+ for (bit = 0; bit < ICE_MAX_FV_WORDS; bit++)
+ if (ICE_POSSIBLE_RES_IDX & BIT_ULL(bit))
+ ice_set_bit(bit, pos_result_bm);
+}
+
/**
* ice_get_recp_frm_fw - update SW bookkeeping from FW recipe entries
* @hw: pointer to hardware structure
ice_get_recp_frm_fw(struct ice_hw *hw, struct ice_sw_recipe *recps, u8 rid,
bool *refresh_required)
{
- u16 i, sub_recps, fv_word_idx = 0, result_idx = 0;
- ice_declare_bitmap(r_bitmap, ICE_MAX_NUM_PROFILES);
- u16 result_idxs[ICE_MAX_CHAIN_RECIPE] = { 0 };
+ ice_declare_bitmap(possible_idx, ICE_MAX_FV_WORDS);
+ ice_declare_bitmap(result_bm, ICE_MAX_FV_WORDS);
struct ice_aqc_recipe_data_elem *tmp;
u16 num_recps = ICE_MAX_NUM_RECIPES;
struct ice_prot_lkup_ext *lkup_exts;
+ u16 i, sub_recps, fv_word_idx = 0;
enum ice_status status;
+ ice_zero_bitmap(result_bm, ICE_MAX_FV_WORDS);
+ ice_init_possible_res_bm(possible_idx);
+
/* we need a buffer big enough to accommodate all the recipes */
tmp = (struct ice_aqc_recipe_data_elem *)ice_calloc(hw,
ICE_MAX_NUM_RECIPES, sizeof(*tmp));
ice_get_recp_to_prof_map(hw);
*refresh_required = false;
}
- lkup_exts = &recps[rid].lkup_exts;
- /* start populating all the entries for recps[rid] based on lkups from
- * firmware
+
+ /* Start populating all the entries for recps[rid] based on lkups from
+ * firmware. Note that we are only creating the root recipe in our
+ * database.
*/
+ lkup_exts = &recps[rid].lkup_exts;
+
for (sub_recps = 0; sub_recps < num_recps; sub_recps++) {
struct ice_aqc_recipe_data_elem root_bufs = tmp[sub_recps];
struct ice_recp_grp_entry *rg_entry;
- u8 prof_id, prot = 0;
+ u8 prof_id, idx, prot = 0;
+ bool is_root;
u16 off = 0;
rg_entry = (struct ice_recp_grp_entry *)
status = ICE_ERR_NO_MEMORY;
goto err_unroll;
}
- /* Avoid 8th bit since its result enable bit */
- result_idxs[result_idx] = root_bufs.content.result_indx &
- ~ICE_AQ_RECIPE_RESULT_EN;
- /* Check if result enable bit is set */
+
+ idx = root_bufs.recipe_indx;
+ is_root = root_bufs.content.rid & ICE_AQ_RECIPE_ID_IS_ROOT;
+
+ /* Mark all result indices in this chain */
if (root_bufs.content.result_indx & ICE_AQ_RECIPE_RESULT_EN)
- ice_clear_bit(ICE_CHAIN_FV_INDEX_START -
- result_idxs[result_idx++],
- available_result_ids);
- ice_memcpy(r_bitmap,
- recipe_to_profile[tmp[sub_recps].recipe_indx],
- sizeof(r_bitmap), ICE_NONDMA_TO_NONDMA);
+ ice_set_bit(root_bufs.content.result_indx &
+ ~ICE_AQ_RECIPE_RESULT_EN, result_bm);
+
/* get the first profile that is associated with rid */
- prof_id = ice_find_first_bit(r_bitmap, ICE_MAX_NUM_PROFILES);
+ prof_id = ice_find_first_bit(recipe_to_profile[idx],
+ ICE_MAX_NUM_PROFILES);
for (i = 0; i < ICE_NUM_WORDS_RECIPE; i++) {
u8 lkup_indx = root_bufs.content.lkup_indx[i + 1];
* has ICE_AQ_RECIPE_LKUP_IGNORE or 0 since it isn't a
* valid offset value.
*/
- if (result_idxs[0] == rg_entry->fv_idx[i] ||
- result_idxs[1] == rg_entry->fv_idx[i] ||
- result_idxs[2] == rg_entry->fv_idx[i] ||
- result_idxs[3] == rg_entry->fv_idx[i] ||
- result_idxs[4] == rg_entry->fv_idx[i] ||
- rg_entry->fv_idx[i] == ICE_AQ_RECIPE_LKUP_IGNORE ||
+ if (ice_is_bit_set(possible_idx, rg_entry->fv_idx[i]) ||
+ rg_entry->fv_idx[i] & ICE_AQ_RECIPE_LKUP_IGNORE ||
rg_entry->fv_idx[i] == 0)
continue;
* recipe
*/
LIST_ADD(&rg_entry->l_entry, &recps[rid].rg_list);
+
+ /* Propagate some data to the recipe database */
+ recps[idx].is_root = is_root;
+ recps[idx].priority = root_bufs.content.act_ctrl_fwd_priority;
+ if (root_bufs.content.result_indx & ICE_AQ_RECIPE_RESULT_EN)
+ recps[idx].chain_idx = root_bufs.content.result_indx &
+ ~ICE_AQ_RECIPE_RESULT_EN;
+ else
+ recps[idx].chain_idx = ICE_INVAL_CHAIN_IND;
+
+ if (!is_root)
+ continue;
+
+ /* Only do the following for root recipes entries */
+ ice_memcpy(recps[idx].r_bitmap, root_bufs.recipe_bitmap,
+ sizeof(recps[idx].r_bitmap), ICE_NONDMA_TO_NONDMA);
+ recps[idx].root_rid = root_bufs.content.rid &
+ ~ICE_AQ_RECIPE_ID_IS_ROOT;
+ recps[idx].priority = root_bufs.content.act_ctrl_fwd_priority;
+ recps[idx].big_recp = (recps[rid].n_grp_count > 1);
}
+
+ /* Complete initialization of the root recipe entry */
lkup_exts->n_val_words = fv_word_idx;
recps[rid].n_grp_count = num_recps;
recps[rid].root_buf = (struct ice_aqc_recipe_data_elem *)
ice_memcpy(recps[rid].root_buf, tmp, recps[rid].n_grp_count *
sizeof(*recps[rid].root_buf), ICE_NONDMA_TO_NONDMA);
+
+ /* Copy result indexes */
+ ice_memcpy(recps[rid].res_idxs, result_bm, sizeof(recps[rid].res_idxs),
+ ICE_NONDMA_TO_NONDMA);
recps[rid].recp_created = true;
- if (tmp[sub_recps].content.rid & ICE_AQ_RECIPE_ID_IS_ROOT)
- recps[rid].root_rid = rid;
+
err_unroll:
ice_free(hw, tmp);
return status;
for (i = 0; i < ICE_MAX_NUM_PROFILES; i++) {
u16 j;
+ ice_zero_bitmap(profile_to_recipe[i], ICE_MAX_NUM_RECIPES);
ice_zero_bitmap(r_bitmap, ICE_MAX_NUM_RECIPES);
if (ice_aq_get_recipe_to_profile(hw, i, (u8 *)r_bitmap, NULL))
continue;
-
+ ice_memcpy(profile_to_recipe[i], r_bitmap,
+ sizeof(profile_to_recipe[i]), ICE_NONDMA_TO_NONDMA);
for (j = 0; j < ICE_MAX_NUM_RECIPES; j++)
if (ice_is_bit_set(r_bitmap, j))
ice_set_bit(i, recipe_to_profile[j]);
ice_save_vsi_ctx(hw, vsi_handle, tmp_vsi_ctx);
} else {
/* update with new HW VSI num */
- if (tmp_vsi_ctx->vsi_num != vsi_ctx->vsi_num)
- tmp_vsi_ctx->vsi_num = vsi_ctx->vsi_num;
+ tmp_vsi_ctx->vsi_num = vsi_ctx->vsi_num;
}
return ICE_SUCCESS;
{
struct ice_aq_desc desc;
- ice_debug(hw, ICE_DBG_TRACE, "ice_aq_sw_rules");
+ ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
if (opc != ice_aqc_opc_add_sw_rules &&
opc != ice_aqc_opc_update_sw_rules &&
struct ice_aq_desc desc;
u16 buf_size;
- ice_debug(hw, ICE_DBG_TRACE, "ice_aq_add_recipe");
+ ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
cmd = &desc.params.add_get_recipe;
ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_add_recipe);
if (*num_recipes != ICE_MAX_NUM_RECIPES)
return ICE_ERR_PARAM;
- ice_debug(hw, ICE_DBG_TRACE, "ice_aq_get_recipe");
+ ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
cmd = &desc.params.add_get_recipe;
ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_recipe);
struct ice_aqc_recipe_to_profile *cmd;
struct ice_aq_desc desc;
- ice_debug(hw, ICE_DBG_TRACE, "ice_aq_assoc_recipe_to_prof");
+ ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
cmd = &desc.params.recipe_to_profile;
ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_recipe_to_profile);
cmd->profile_id = CPU_TO_LE16(profile_id);
struct ice_aq_desc desc;
enum ice_status status;
- ice_debug(hw, ICE_DBG_TRACE, "ice_aq_get_recipe_to_prof");
+ ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
cmd = &desc.params.recipe_to_profile;
ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_get_recipe_to_profile);
cmd->profile_id = CPU_TO_LE16(profile_id);
}
}
-/**
- * ice_ilog2 - Calculates integer log base 2 of a number
- * @n: number on which to perform operation
- */
-static int ice_ilog2(u64 n)
-{
- int i;
-
- for (i = 63; i >= 0; i--)
- if (((u64)1 << i) & n)
- return i;
-
- return -1;
-}
-
/**
* ice_fill_sw_rule - Helper function to fill switch rule structure
* @hw: pointer to the hardware structure
status = ice_aq_sw_rules(hw, s_rule,
ICE_SW_RULE_RX_TX_NO_HDR_SIZE, 1,
ice_aqc_opc_remove_sw_rules, NULL);
- if (status)
- goto exit;
/* Remove a book keeping from the list */
ice_free(hw, s_rule);
+ if (status)
+ goto exit;
+
LIST_DEL(&list_elem->list_entry);
ice_free(hw, list_elem);
}
struct ice_aq_desc desc;
enum ice_status status;
- ice_debug(hw, ICE_DBG_TRACE, "ice_aq_get_res_descs");
+ ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
cmd = &desc.params.get_res_desc;
ICE_AQC_RES_TYPE_FLAG_SHARED : 0));
cmd->ops.cmd.first_desc = CPU_TO_LE16(*desc_id);
- desc.flags |= CPU_TO_LE16(ICE_AQ_FLAG_RD);
-
status = ice_aq_send_cmd(hw, &desc, buf, buf_size, cd);
if (!status)
*desc_id = LE16_TO_CPU(cmd->ops.resp.next_desc);
if (!ice_is_vsi_valid(hw, vsi_handle))
return ICE_ERR_PARAM;
- if (vid)
+ if (promisc_mask & (ICE_PROMISC_VLAN_RX | ICE_PROMISC_VLAN_TX))
recipe_id = ICE_SW_LKUP_PROMISC_VLAN;
else
recipe_id = ICE_SW_LKUP_PROMISC;
ice_acquire_lock(rule_lock);
LIST_FOR_EACH_ENTRY(itr, rule_head,
ice_fltr_mgmt_list_entry, list_entry) {
+ struct ice_fltr_info *fltr_info;
u8 fltr_promisc_mask = 0;
if (!ice_vsi_uses_fltr(itr, vsi_handle))
continue;
+ fltr_info = &itr->fltr_info;
- fltr_promisc_mask |=
- ice_determine_promisc_mask(&itr->fltr_info);
+ if (recipe_id == ICE_SW_LKUP_PROMISC_VLAN &&
+ vid != fltr_info->l_data.mac_vlan.vlan_id)
+ continue;
+
+ fltr_promisc_mask |= ice_determine_promisc_mask(fltr_info);
/* Skip if filter is not completely specified by given mask */
if (fltr_promisc_mask & ~promisc_mask)
status = ice_add_entry_to_vsi_fltr_list(hw, vsi_handle,
&remove_list_head,
- &itr->fltr_info);
+ fltr_info);
if (status) {
ice_release_lock(rule_lock);
goto free_fltr_list;
int pkt_type;
u8 recipe_id;
- ice_debug(hw, ICE_DBG_TRACE, "ice_set_vsi_promisc\n");
+ ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
if (!ice_is_vsi_valid(hw, vsi_handle))
return ICE_ERR_PARAM;
*/
void ice_remove_vsi_fltr(struct ice_hw *hw, u16 vsi_handle)
{
- ice_debug(hw, ICE_DBG_TRACE, "ice_remove_vsi_fltr\n");
+ ice_debug(hw, ICE_DBG_TRACE, "%s\n", __func__);
ice_remove_vsi_lkup_fltr(hw, vsi_handle, ICE_SW_LKUP_MAC);
ice_remove_vsi_lkup_fltr(hw, vsi_handle, ICE_SW_LKUP_MAC_VLAN);
{ ICE_SCTP_IL, { 0, 2 } },
{ ICE_VXLAN, { 8, 10, 12, 14 } },
{ ICE_GENEVE, { 8, 10, 12, 14 } },
- { ICE_VXLAN_GPE, { 0, 2, 4 } },
+ { ICE_VXLAN_GPE, { 8, 10, 12, 14 } },
{ ICE_NVGRE, { 0, 2, 4, 6 } },
+ { ICE_GTP, { 8, 10, 12, 14, 16, 18, 20 } },
+ { ICE_PPPOE, { 0, 2, 4, 6 } },
{ ICE_PROTOCOL_LAST, { 0 } }
};
* following combinations, then the recipe needs to be chained as per the
* following policy.
*/
-static const struct ice_pref_recipe_group ice_recipe_pack[] = {
- {3, { { ICE_MAC_OFOS_HW, 0, 0 }, { ICE_MAC_OFOS_HW, 2, 0 },
- { ICE_MAC_OFOS_HW, 4, 0 } }, { 0xffff, 0xffff, 0xffff, 0xffff } },
- {4, { { ICE_MAC_IL_HW, 0, 0 }, { ICE_MAC_IL_HW, 2, 0 },
- { ICE_MAC_IL_HW, 4, 0 }, { ICE_META_DATA_ID_HW, 44, 0 } },
- { 0xffff, 0xffff, 0xffff, 0xffff } },
- {2, { { ICE_IPV4_IL_HW, 0, 0 }, { ICE_IPV4_IL_HW, 2, 0 } },
- { 0xffff, 0xffff, 0xffff, 0xffff } },
- {2, { { ICE_IPV4_IL_HW, 12, 0 }, { ICE_IPV4_IL_HW, 14, 0 } },
- { 0xffff, 0xffff, 0xffff, 0xffff } },
-};
static const struct ice_protocol_entry ice_prot_id_tbl[] = {
{ ICE_MAC_OFOS, ICE_MAC_OFOS_HW },
{ ICE_GENEVE, ICE_UDP_OF_HW },
{ ICE_VXLAN_GPE, ICE_UDP_OF_HW },
{ ICE_NVGRE, ICE_GRE_OF_HW },
+ { ICE_GTP, ICE_UDP_OF_HW },
+ { ICE_PPPOE, ICE_PPPOE_HW },
{ ICE_PROTOCOL_LAST, 0 }
};
struct ice_sw_recipe *recp;
u16 i;
- /* Initialize available_result_ids which tracks available result idx */
- for (i = 0; i <= ICE_CHAIN_FV_INDEX_START; i++)
- ice_set_bit(ICE_CHAIN_FV_INDEX_START - i,
- available_result_ids);
-
/* Walk through existing recipes to find a match */
recp = hw->switch_info->recp_list;
for (i = 0; i < ICE_MAX_NUM_RECIPES; i++) {
return ret_val;
}
-/**
- * ice_find_prot_off_ind - check for specific ID and offset in rule
- * @lkup_exts: an array of protocol header extractions
- * @prot_type: protocol type to check
- * @off: expected offset of the extraction
- *
- * Check if the prot_ext has given protocol ID and offset
- */
-static u8
-ice_find_prot_off_ind(struct ice_prot_lkup_ext *lkup_exts, u8 prot_type,
- u16 off)
-{
- u8 j;
-
- for (j = 0; j < lkup_exts->n_val_words; j++)
- if (lkup_exts->fv_words[j].off == off &&
- lkup_exts->fv_words[j].prot_id == prot_type)
- return j;
- return ICE_MAX_CHAIN_WORDS;
-}
-
-/**
- * ice_is_recipe_subset - check if recipe group policy is a subset of lookup
- * @lkup_exts: an array of protocol header extractions
- * @r_policy: preferred recipe grouping policy
- *
- * Helper function to check if given recipe group is subset we need to check if
- * all the words described by the given recipe group exist in the advanced rule
- * look up information
- */
-static bool
-ice_is_recipe_subset(struct ice_prot_lkup_ext *lkup_exts,
- const struct ice_pref_recipe_group *r_policy)
-{
- u8 ind[ICE_NUM_WORDS_RECIPE];
- u8 count = 0;
- u8 i;
-
- /* check if everything in the r_policy is part of the entire rule */
- for (i = 0; i < r_policy->n_val_pairs; i++) {
- u8 j;
-
- j = ice_find_prot_off_ind(lkup_exts, r_policy->pairs[i].prot_id,
- r_policy->pairs[i].off);
- if (j >= ICE_MAX_CHAIN_WORDS)
- return false;
-
- /* store the indexes temporarily found by the find function
- * this will be used to mark the words as 'done'
- */
- ind[count++] = j;
- }
-
- /* If the entire policy recipe was a true match, then mark the fields
- * that are covered by the recipe as 'done' meaning that these words
- * will be clumped together in one recipe.
- * "Done" here means in our searching if certain recipe group
- * matches or is subset of the given rule, then we mark all
- * the corresponding offsets as found. So the remaining recipes should
- * be created with whatever words that were left.
- */
- for (i = 0; i < count; i++) {
- u8 in = ind[i];
-
- ice_set_bit(in, lkup_exts->done);
- }
- return true;
-}
/**
* ice_create_first_fit_recp_def - Create a recipe grouping
* Helper function to fill in the field vector indices for protocol-offset
* pairs. These indexes are then ultimately programmed into a recipe.
*/
-static void
+static enum ice_status
ice_fill_fv_word_index(struct ice_hw *hw, struct LIST_HEAD_TYPE *fv_list,
struct LIST_HEAD_TYPE *rg_list)
{
struct ice_fv_word *fv_ext;
if (LIST_EMPTY(fv_list))
- return;
+ return ICE_SUCCESS;
fv = LIST_FIRST_ENTRY(fv_list, struct ice_sw_fv_list_entry, list_entry);
fv_ext = fv->fv_ptr->ew;
for (i = 0; i < rg->r_group.n_val_pairs; i++) {
struct ice_fv_word *pr;
+ bool found = false;
u16 mask;
u8 j;
for (j = 0; j < hw->blk[ICE_BLK_SW].es.fvw; j++)
if (fv_ext[j].prot_id == pr->prot_id &&
fv_ext[j].off == pr->off) {
+ found = true;
+
/* Store index of field vector */
rg->fv_idx[i] = j;
/* Mask is given by caller as big
rg->fv_mask[i] = mask << 8 | mask >> 8;
break;
}
+
+ /* Protocol/offset could not be found, caller gave an
+ * invalid pair
+ */
+ if (!found)
+ return ICE_ERR_PARAM;
}
}
+
+ return ICE_SUCCESS;
+}
+
+/**
+ * ice_find_free_recp_res_idx - find free result indexes for recipe
+ * @hw: pointer to hardware structure
+ * @profiles: bitmap of profiles that will be associated with the new recipe
+ * @free_idx: pointer to variable to receive the free index bitmap
+ *
+ * The algorithm used here is:
+ * 1. When creating a new recipe, create a set P which contains all
+ * Profiles that will be associated with our new recipe
+ *
+ * 2. For each Profile p in set P:
+ * a. Add all recipes associated with Profile p into set R
+ * b. Optional : PossibleIndexes &= profile[p].possibleIndexes
+ * [initially PossibleIndexes should be 0xFFFFFFFFFFFFFFFF]
+ * i. Or just assume they all have the same possible indexes:
+ * 44, 45, 46, 47
+ * i.e., PossibleIndexes = 0x0000F00000000000
+ *
+ * 3. For each Recipe r in set R:
+ * a. UsedIndexes |= (bitwise or ) recipe[r].res_indexes
+ * b. FreeIndexes = UsedIndexes ^ PossibleIndexes
+ *
+ * FreeIndexes will contain the bits indicating the indexes free for use,
+ * then the code needs to update the recipe[r].used_result_idx_bits to
+ * indicate which indexes were selected for use by this recipe.
+ */
+static u16
+ice_find_free_recp_res_idx(struct ice_hw *hw, const ice_bitmap_t *profiles,
+ ice_bitmap_t *free_idx)
+{
+ ice_declare_bitmap(possible_idx, ICE_MAX_FV_WORDS);
+ ice_declare_bitmap(used_idx, ICE_MAX_FV_WORDS);
+ ice_declare_bitmap(recipes, ICE_MAX_NUM_RECIPES);
+ u16 count = 0;
+ u16 bit;
+
+ ice_zero_bitmap(free_idx, ICE_MAX_FV_WORDS);
+ ice_zero_bitmap(used_idx, ICE_MAX_FV_WORDS);
+ ice_zero_bitmap(recipes, ICE_MAX_NUM_RECIPES);
+ ice_init_possible_res_bm(possible_idx);
+
+ for (bit = 0; bit < ICE_MAX_FV_WORDS; bit++)
+ if (ICE_POSSIBLE_RES_IDX & BIT_ULL(bit))
+ ice_set_bit(bit, possible_idx);
+
+ /* For each profile we are going to associate the recipe with, add the
+ * recipes that are associated with that profile. This will give us
+ * the set of recipes that our recipe may collide with.
+ */
+ bit = 0;
+ while (ICE_MAX_NUM_PROFILES >
+ (bit = ice_find_next_bit(profiles, ICE_MAX_NUM_PROFILES, bit))) {
+ ice_or_bitmap(recipes, recipes, profile_to_recipe[bit],
+ ICE_MAX_NUM_RECIPES);
+
+ bit++;
+ }
+
+ /* For each recipe that our new recipe may collide with, determine
+ * which indexes have been used.
+ */
+ for (bit = 0; bit < ICE_MAX_NUM_RECIPES; bit++)
+ if (ice_is_bit_set(recipes, bit))
+ ice_or_bitmap(used_idx, used_idx,
+ hw->switch_info->recp_list[bit].res_idxs,
+ ICE_MAX_FV_WORDS);
+
+ ice_xor_bitmap(free_idx, used_idx, possible_idx, ICE_MAX_FV_WORDS);
+
+ /* return number of free indexes */
+ bit = 0;
+ while (ICE_MAX_FV_WORDS >
+ (bit = ice_find_next_bit(free_idx, ICE_MAX_FV_WORDS, bit))) {
+ count++;
+ bit++;
+ }
+
+ return count;
}
/**
* @hw: pointer to hardware structure
* @rm: recipe management list entry
* @match_tun: if field vector index for tunnel needs to be programmed
+ * @profiles: bitmap of profiles that will be assocated.
*/
static enum ice_status
ice_add_sw_recipe(struct ice_hw *hw, struct ice_sw_recipe *rm,
- bool match_tun)
+ bool match_tun, ice_bitmap_t *profiles)
{
+ ice_declare_bitmap(result_idx_bm, ICE_MAX_FV_WORDS);
struct ice_aqc_recipe_data_elem *tmp;
struct ice_aqc_recipe_data_elem *buf;
struct ice_recp_grp_entry *entry;
enum ice_status status;
+ u16 free_res_idx;
u16 recipe_count;
u8 chain_idx;
u8 recps = 0;
* the match fields in the chaining recipe reducing the number of
* chained recipes by one.
*/
- if (rm->n_grp_count > 1)
+ /* check number of free result indices */
+ ice_zero_bitmap(result_idx_bm, ICE_MAX_FV_WORDS);
+ free_res_idx = ice_find_free_recp_res_idx(hw, profiles, result_idx_bm);
+
+ if (rm->n_grp_count > 1) {
+ if (rm->n_grp_count > free_res_idx)
+ return ICE_ERR_MAX_LIMIT;
+
rm->n_grp_count++;
- if (rm->n_grp_count > ICE_MAX_CHAIN_RECIPE ||
- (match_tun && rm->n_grp_count > (ICE_MAX_CHAIN_RECIPE - 1)))
- return ICE_ERR_MAX_LIMIT;
+ }
tmp = (struct ice_aqc_recipe_data_elem *)ice_calloc(hw,
ICE_MAX_NUM_RECIPES,
/* Allocate the recipe resources, and configure them according to the
* match fields from protocol headers and extracted field vectors.
*/
- chain_idx = ICE_CHAIN_FV_INDEX_START -
- ice_find_first_bit(available_result_ids,
- ICE_CHAIN_FV_INDEX_START + 1);
+ chain_idx = ice_find_first_bit(result_idx_bm, ICE_MAX_FV_WORDS);
LIST_FOR_EACH_ENTRY(entry, &rm->rg_list, ice_recp_grp_entry, l_entry) {
u8 i;
}
if (rm->n_grp_count > 1) {
+ /* Checks to see if there really is a valid result index
+ * that can be used.
+ */
+ if (chain_idx >= ICE_MAX_FV_WORDS) {
+ ice_debug(hw, ICE_DBG_SW,
+ "No chain index available\n");
+ status = ICE_ERR_MAX_LIMIT;
+ goto err_unroll;
+ }
+
entry->chain_idx = chain_idx;
buf[recps].content.result_indx =
ICE_AQ_RECIPE_RESULT_EN |
((chain_idx << ICE_AQ_RECIPE_RESULT_DATA_S) &
ICE_AQ_RECIPE_RESULT_DATA_M);
- ice_clear_bit(ICE_CHAIN_FV_INDEX_START - chain_idx,
- available_result_ids);
- chain_idx = ICE_CHAIN_FV_INDEX_START -
- ice_find_first_bit(available_result_ids,
- ICE_CHAIN_FV_INDEX_START +
- 1);
+ ice_clear_bit(chain_idx, result_idx_bm);
+ chain_idx = ice_find_first_bit(result_idx_bm,
+ ICE_MAX_FV_WORDS);
}
/* fill recipe dependencies */
*/
LIST_FOR_EACH_ENTRY(entry, &rm->rg_list, ice_recp_grp_entry, l_entry) {
struct ice_switch_info *sw = hw->switch_info;
+ bool is_root, idx_found = false;
struct ice_sw_recipe *recp;
+ u16 idx, buf_idx = 0;
+
+ /* find buffer index for copying some data */
+ for (idx = 0; idx < rm->n_grp_count; idx++)
+ if (buf[idx].recipe_indx == entry->rid) {
+ buf_idx = idx;
+ idx_found = true;
+ }
+
+ if (!idx_found) {
+ status = ICE_ERR_OUT_OF_RANGE;
+ goto err_unroll;
+ }
recp = &sw->recp_list[entry->rid];
+ is_root = (rm->root_rid == entry->rid);
+ recp->is_root = is_root;
+
recp->root_rid = entry->rid;
+ recp->big_recp = (is_root && rm->n_grp_count > 1);
+
ice_memcpy(&recp->ext_words, entry->r_group.pairs,
entry->r_group.n_val_pairs *
sizeof(struct ice_fv_word),
ICE_NONDMA_TO_NONDMA);
+ ice_memcpy(recp->r_bitmap, buf[buf_idx].recipe_bitmap,
+ sizeof(recp->r_bitmap), ICE_NONDMA_TO_NONDMA);
+
+ /* Copy non-result fv index values and masks to recipe. This
+ * call will also update the result recipe bitmask.
+ */
+ ice_collect_result_idx(&buf[buf_idx], recp);
+
+ /* for non-root recipes, also copy to the root, this allows
+ * easier matching of a complete chained recipe
+ */
+ if (!is_root)
+ ice_collect_result_idx(&buf[buf_idx],
+ &sw->recp_list[rm->root_rid]);
+
recp->n_ext_words = entry->r_group.n_val_pairs;
recp->chain_idx = entry->chain_idx;
+ recp->priority = buf[buf_idx].content.act_ctrl_fwd_priority;
+ recp->tun_type = rm->tun_type;
recp->recp_created = true;
- recp->big_recp = false;
+ recp->adv_rule = 1;
}
rm->root_buf = buf;
ice_free(hw, tmp);
ice_create_recipe_group(struct ice_hw *hw, struct ice_sw_recipe *rm,
struct ice_prot_lkup_ext *lkup_exts)
{
- struct ice_recp_grp_entry *entry;
- struct ice_recp_grp_entry *tmp;
enum ice_status status;
u8 recp_count = 0;
- u16 groups, i;
rm->n_grp_count = 0;
- /* Each switch recipe can match up to 5 words or metadata. One word in
- * each recipe is used to match the switch ID. Four words are left for
- * matching other values. If the new advanced recipe requires more than
- * 4 words, it needs to be split into multiple recipes which are chained
- * together using the intermediate result that each produces as input to
- * the other recipes in the sequence.
- */
- groups = ARRAY_SIZE(ice_recipe_pack);
-
- /* Check if any of the preferred recipes from the grouping policy
- * matches.
- */
- for (i = 0; i < groups; i++)
- /* Check if the recipe from the preferred grouping matches
- * or is a subset of the fields that needs to be looked up.
- */
- if (ice_is_recipe_subset(lkup_exts, &ice_recipe_pack[i])) {
- /* This recipe can be used by itself or grouped with
- * other recipes.
- */
- entry = (struct ice_recp_grp_entry *)
- ice_malloc(hw, sizeof(*entry));
- if (!entry) {
- status = ICE_ERR_NO_MEMORY;
- goto err_unroll;
- }
- entry->r_group = ice_recipe_pack[i];
- LIST_ADD(&entry->l_entry, &rm->rg_list);
- rm->n_grp_count++;
- }
-
/* Create recipes for words that are marked not done by packing them
* as best fit.
*/
sizeof(rm->ext_words), ICE_NONDMA_TO_NONDMA);
ice_memcpy(rm->word_masks, lkup_exts->field_mask,
sizeof(rm->word_masks), ICE_NONDMA_TO_NONDMA);
- goto out;
}
-err_unroll:
- LIST_FOR_EACH_ENTRY_SAFE(entry, tmp, &rm->rg_list, ice_recp_grp_entry,
- l_entry) {
- LIST_DEL(&entry->l_entry);
- ice_free(hw, entry);
- }
-
-out:
return status;
}
* @lkups: lookup elements or match criteria for the advanced recipe, one
* structure per protocol header
* @lkups_cnt: number of protocols
+ * @bm: bitmap of field vectors to consider
* @fv_list: pointer to a list that holds the returned field vectors
*/
static enum ice_status
ice_get_fv(struct ice_hw *hw, struct ice_adv_lkup_elem *lkups, u16 lkups_cnt,
- struct LIST_HEAD_TYPE *fv_list)
+ ice_bitmap_t *bm, struct LIST_HEAD_TYPE *fv_list)
{
enum ice_status status;
u16 *prot_ids;
}
/* Find field vectors that include all specified protocol types */
- status = ice_get_sw_fv_list(hw, prot_ids, lkups_cnt, fv_list);
+ status = ice_get_sw_fv_list(hw, prot_ids, lkups_cnt, bm, fv_list);
free_mem:
ice_free(hw, prot_ids);
return status;
}
+/**
+ * ice_add_special_words - Add words that are not protocols, such as metadata
+ * @rinfo: other information regarding the rule e.g. priority and action info
+ * @lkup_exts: lookup word structure
+ */
+static enum ice_status
+ice_add_special_words(struct ice_adv_rule_info *rinfo,
+ struct ice_prot_lkup_ext *lkup_exts)
+{
+ /* If this is a tunneled packet, then add recipe index to match the
+ * tunnel bit in the packet metadata flags.
+ */
+ if (rinfo->tun_type != ICE_NON_TUN) {
+ if (lkup_exts->n_val_words < ICE_MAX_CHAIN_WORDS) {
+ u8 word = lkup_exts->n_val_words++;
+
+ lkup_exts->fv_words[word].prot_id = ICE_META_DATA_ID_HW;
+ lkup_exts->fv_words[word].off = ICE_TUN_FLAG_MDID *
+ ICE_MDID_SIZE;
+ lkup_exts->field_mask[word] = ICE_TUN_FLAG_MASK;
+ } else {
+ return ICE_ERR_MAX_LIMIT;
+ }
+ }
+
+ return ICE_SUCCESS;
+}
+
+/* ice_get_compat_fv_bitmap - Get compatible field vector bitmap for rule
+ * @hw: pointer to hardware structure
+ * @rinfo: other information regarding the rule e.g. priority and action info
+ * @bm: pointer to memory for returning the bitmap of field vectors
+ */
+static void
+ice_get_compat_fv_bitmap(struct ice_hw *hw, struct ice_adv_rule_info *rinfo,
+ ice_bitmap_t *bm)
+{
+ enum ice_prof_type type;
+
+ switch (rinfo->tun_type) {
+ case ICE_NON_TUN:
+ type = ICE_PROF_NON_TUN;
+ break;
+ case ICE_ALL_TUNNELS:
+ type = ICE_PROF_TUN_ALL;
+ break;
+ case ICE_SW_TUN_VXLAN_GPE:
+ case ICE_SW_TUN_GENEVE:
+ case ICE_SW_TUN_VXLAN:
+ case ICE_SW_TUN_UDP:
+ case ICE_SW_TUN_GTP:
+ type = ICE_PROF_TUN_UDP;
+ break;
+ case ICE_SW_TUN_NVGRE:
+ type = ICE_PROF_TUN_GRE;
+ break;
+ case ICE_SW_TUN_PPPOE:
+ type = ICE_PROF_TUN_PPPOE;
+ break;
+ case ICE_SW_TUN_AND_NON_TUN:
+ default:
+ type = ICE_PROF_ALL;
+ break;
+ }
+
+ ice_get_sw_fv_bitmap(hw, type, bm);
+}
+
/**
* ice_add_adv_recipe - Add an advanced recipe that is not part of the default
* @hw: pointer to hardware structure
ice_add_adv_recipe(struct ice_hw *hw, struct ice_adv_lkup_elem *lkups,
u16 lkups_cnt, struct ice_adv_rule_info *rinfo, u16 *rid)
{
+ ice_declare_bitmap(fv_bitmap, ICE_MAX_NUM_PROFILES);
+ ice_declare_bitmap(profiles, ICE_MAX_NUM_PROFILES);
struct ice_prot_lkup_ext *lkup_exts;
struct ice_recp_grp_entry *r_entry;
struct ice_sw_fv_list_entry *fvit;
}
}
- *rid = ice_find_recp(hw, lkup_exts);
- if (*rid < ICE_MAX_NUM_RECIPES)
- /* Success if found a recipe that match the existing criteria */
- goto err_free_lkup_exts;
-
- /* Recipe we need does not exist, add a recipe */
-
rm = (struct ice_sw_recipe *)ice_malloc(hw, sizeof(*rm));
if (!rm) {
status = ICE_ERR_NO_MEMORY;
INIT_LIST_HEAD(&rm->fv_list);
INIT_LIST_HEAD(&rm->rg_list);
- status = ice_get_fv(hw, lkups, lkups_cnt, &rm->fv_list);
+ /* Get bitmap of field vectors (profiles) that are compatible with the
+ * rule request; only these will be searched in the subsequent call to
+ * ice_get_fv.
+ */
+ ice_get_compat_fv_bitmap(hw, rinfo, fv_bitmap);
+
+ status = ice_get_fv(hw, lkups, lkups_cnt, fv_bitmap, &rm->fv_list);
if (status)
goto err_unroll;
/* Find offsets from the field vector. Pick the first one for all the
* recipes.
*/
- ice_fill_fv_word_index(hw, &rm->fv_list, &rm->rg_list);
- status = ice_add_sw_recipe(hw, rm, match_tun);
+ status = ice_fill_fv_word_index(hw, &rm->fv_list, &rm->rg_list);
+ if (status)
+ goto err_unroll;
+
+ /* get bitmap of all profiles the recipe will be associated with */
+ ice_zero_bitmap(profiles, ICE_MAX_NUM_PROFILES);
+ LIST_FOR_EACH_ENTRY(fvit, &rm->fv_list, ice_sw_fv_list_entry,
+ list_entry) {
+ ice_debug(hw, ICE_DBG_SW, "profile: %d\n", fvit->profile_id);
+ ice_set_bit((u16)fvit->profile_id, profiles);
+ }
+
+ /* Create any special protocol/offset pairs, such as looking at tunnel
+ * bits by extracting metadata
+ */
+ status = ice_add_special_words(rinfo, lkup_exts);
+ if (status)
+ goto err_free_lkup_exts;
+
+ /* Look for a recipe which matches our requested fv / mask list */
+ *rid = ice_find_recp(hw, lkup_exts);
+ if (*rid < ICE_MAX_NUM_RECIPES)
+ /* Success if found a recipe that match the existing criteria */
+ goto err_unroll;
+
+ /* Recipe we need does not exist, add a recipe */
+ status = ice_add_sw_recipe(hw, rm, match_tun, profiles);
if (status)
goto err_unroll;
bool tcp = false, udp = false, ipv6 = false;
u16 i;
+ if (tun_type == ICE_SW_TUN_GTP) {
+ *pkt = dummy_udp_gtp_packet;
+ *pkt_len = sizeof(dummy_udp_gtp_packet);
+ *offsets = dummy_udp_gtp_packet_offsets;
+ return;
+ }
+ if (tun_type == ICE_SW_TUN_PPPOE) {
+ *pkt = dummy_pppoe_packet;
+ *pkt_len = sizeof(dummy_pppoe_packet);
+ *offsets = dummy_pppoe_packet_offsets;
+ return;
+ }
for (i = 0; i < lkups_cnt; i++) {
if (lkups[i].type == ICE_UDP_ILOS)
udp = true;
ipv6 = true;
}
- if (tun_type == ICE_SW_TUN_NVGRE || tun_type == ICE_ALL_TUNNELS) {
- *pkt = dummy_gre_packet;
- *pkt_len = sizeof(dummy_gre_packet);
- *offsets = dummy_gre_packet_offsets;
+ if (tun_type == ICE_ALL_TUNNELS) {
+ *pkt = dummy_gre_udp_packet;
+ *pkt_len = sizeof(dummy_gre_udp_packet);
+ *offsets = dummy_gre_udp_packet_offsets;
+ return;
+ }
+
+ if (tun_type == ICE_SW_TUN_NVGRE) {
+ if (tcp) {
+ *pkt = dummy_gre_tcp_packet;
+ *pkt_len = sizeof(dummy_gre_tcp_packet);
+ *offsets = dummy_gre_tcp_packet_offsets;
+ return;
+ }
+
+ *pkt = dummy_gre_udp_packet;
+ *pkt_len = sizeof(dummy_gre_udp_packet);
+ *offsets = dummy_gre_udp_packet_offsets;
return;
}
case ICE_VXLAN_GPE:
len = sizeof(struct ice_udp_tnl_hdr);
break;
+
+ case ICE_GTP:
+ len = sizeof(struct ice_udp_gtp_hdr);
+ break;
default:
return ICE_ERR_PARAM;
}
return ICE_SUCCESS;
}
+/**
+ * ice_fill_adv_packet_tun - fill dummy packet with udp tunnel port
+ * @hw: pointer to the hardware structure
+ * @tun_type: tunnel type
+ * @pkt: dummy packet to fill in
+ * @offsets: offset info for the dummy packet
+ */
+static enum ice_status
+ice_fill_adv_packet_tun(struct ice_hw *hw, enum ice_sw_tunnel_type tun_type,
+ u8 *pkt, const struct ice_dummy_pkt_offsets *offsets)
+{
+ u16 open_port, i;
+
+ switch (tun_type) {
+ case ICE_SW_TUN_AND_NON_TUN:
+ case ICE_SW_TUN_VXLAN_GPE:
+ case ICE_SW_TUN_VXLAN:
+ case ICE_SW_TUN_UDP:
+ if (!ice_get_open_tunnel_port(hw, TNL_VXLAN, &open_port))
+ return ICE_ERR_CFG;
+ break;
+
+ case ICE_SW_TUN_GENEVE:
+ if (!ice_get_open_tunnel_port(hw, TNL_GENEVE, &open_port))
+ return ICE_ERR_CFG;
+ break;
+
+ default:
+ /* Nothing needs to be done for this tunnel type */
+ return ICE_SUCCESS;
+ }
+
+ /* Find the outer UDP protocol header and insert the port number */
+ for (i = 0; offsets[i].type != ICE_PROTOCOL_LAST; i++) {
+ if (offsets[i].type == ICE_UDP_OF) {
+ struct ice_l4_hdr *hdr;
+ u16 offset;
+
+ offset = offsets[i].offset;
+ hdr = (struct ice_l4_hdr *)&pkt[offset];
+ hdr->dst_port = open_port << 8 | open_port >> 8;
+
+ return ICE_SUCCESS;
+ }
+ }
+
+ return ICE_ERR_CFG;
+}
+
/**
* ice_find_adv_rule_entry - Search a rule entry
* @hw: pointer to the hardware structure
struct ice_switch_info *sw;
enum ice_status status;
const u8 *pkt = NULL;
- bool found = false;
+ u16 word_cnt;
u32 act = 0;
u8 q_rgn;
if (!lkups_cnt)
return ICE_ERR_PARAM;
+ /* get # of words we need to match */
+ word_cnt = 0;
for (i = 0; i < lkups_cnt; i++) {
u16 j, *ptr;
- /* Validate match masks to make sure that there is something
- * to match.
- */
ptr = (u16 *)&lkups[i].m_u;
for (j = 0; j < sizeof(lkups->m_u) / sizeof(u16); j++)
- if (ptr[j] != 0) {
- found = true;
- break;
- }
+ if (ptr[j] != 0)
+ word_cnt++;
}
- if (!found)
+ if (!word_cnt || word_cnt > ICE_MAX_CHAIN_WORDS)
return ICE_ERR_PARAM;
/* make sure that we can locate a dummy packet */
ice_fill_adv_dummy_packet(lkups, lkups_cnt, s_rule, pkt, pkt_len,
pkt_offsets);
+ if (rinfo->tun_type != ICE_NON_TUN) {
+ status = ice_fill_adv_packet_tun(hw, rinfo->tun_type,
+ s_rule->pdata.lkup_tx_rx.hdr,
+ pkt_offsets);
+ if (status)
+ goto err_ice_add_adv_rule;
+ }
+
status = ice_aq_sw_rules(hw, (struct ice_aqc_sw_rules *)s_rule,
rule_buf_sz, 1, ice_aqc_opc_add_sw_rules,
NULL);
tmp_fltr.fwd_id.hw_vsi_id, status);
return status;
}
- }
- if (fm_list->vsi_count == 1) {
/* Remove the VSI list since it is no longer used */
status = ice_remove_vsi_list_rule(hw, vsi_list_id, lkup_type);
if (status) {
u16 lkups_cnt, struct ice_adv_rule_info *rinfo)
{
struct ice_adv_fltr_mgmt_list_entry *list_elem;
- const struct ice_dummy_pkt_offsets *offsets;
struct ice_prot_lkup_ext lkup_exts;
- u16 rule_buf_sz, pkt_len, i, rid;
struct ice_lock *rule_lock; /* Lock to protect filter rule list */
enum ice_status status = ICE_SUCCESS;
bool remove_rule = false;
- const u8 *pkt = NULL;
- u16 vsi_handle;
+ u16 i, rid, vsi_handle;
ice_memset(&lkup_exts, 0, sizeof(lkup_exts), ICE_NONDMA_MEM);
for (i = 0; i < lkups_cnt; i++) {
if (!count)
return ICE_ERR_CFG;
}
+
+ /* Create any special protocol/offset pairs, such as looking at tunnel
+ * bits by extracting metadata
+ */
+ status = ice_add_special_words(rinfo, &lkup_exts);
+ if (status)
+ return status;
+
rid = ice_find_recp(hw, &lkup_exts);
/* If did not find a recipe that match the existing criteria */
if (rid == ICE_MAX_NUM_RECIPES)
ice_release_lock(rule_lock);
if (remove_rule) {
struct ice_aqc_sw_rules_elem *s_rule;
+ u16 rule_buf_sz;
- ice_find_dummy_packet(lkups, lkups_cnt, rinfo->tun_type, &pkt,
- &pkt_len, &offsets);
- rule_buf_sz = ICE_SW_RULE_RX_TX_NO_HDR_SIZE + pkt_len;
+ rule_buf_sz = ICE_SW_RULE_RX_TX_NO_HDR_SIZE;
s_rule =
(struct ice_aqc_sw_rules_elem *)ice_malloc(hw,
rule_buf_sz);