diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c | 52 |
1 files changed, 46 insertions, 6 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c index feb4672a5ac0..9f6905fa6b47 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_keys.c @@ -9,6 +9,41 @@ #include "item.h" #include "core_acl_flex_keys.h" +/* For the purpose of the driver, define an internal storage scratchpad + * that will be used to store key/mask values. For each defined element type + * define an internal storage geometry. + * + * When adding new elements, MLXSW_AFK_ELEMENT_STORAGE_SIZE must be increased + * accordingly. + */ +static const struct mlxsw_afk_element_info mlxsw_afk_element_infos[] = { + MLXSW_AFK_ELEMENT_INFO_U32(SRC_SYS_PORT, 0x00, 16, 16), + MLXSW_AFK_ELEMENT_INFO_BUF(DMAC_32_47, 0x04, 2), + MLXSW_AFK_ELEMENT_INFO_BUF(DMAC_0_31, 0x06, 4), + MLXSW_AFK_ELEMENT_INFO_BUF(SMAC_32_47, 0x0A, 2), + MLXSW_AFK_ELEMENT_INFO_BUF(SMAC_0_31, 0x0C, 4), + MLXSW_AFK_ELEMENT_INFO_U32(ETHERTYPE, 0x00, 0, 16), + MLXSW_AFK_ELEMENT_INFO_U32(IP_PROTO, 0x10, 0, 8), + MLXSW_AFK_ELEMENT_INFO_U32(VID, 0x10, 8, 12), + MLXSW_AFK_ELEMENT_INFO_U32(PCP, 0x10, 20, 3), + MLXSW_AFK_ELEMENT_INFO_U32(TCP_FLAGS, 0x10, 23, 9), + MLXSW_AFK_ELEMENT_INFO_U32(DST_L4_PORT, 0x14, 0, 16), + MLXSW_AFK_ELEMENT_INFO_U32(SRC_L4_PORT, 0x14, 16, 16), + MLXSW_AFK_ELEMENT_INFO_U32(IP_TTL_, 0x18, 0, 8), + MLXSW_AFK_ELEMENT_INFO_U32(IP_ECN, 0x18, 9, 2), + MLXSW_AFK_ELEMENT_INFO_U32(IP_DSCP, 0x18, 11, 6), + MLXSW_AFK_ELEMENT_INFO_U32(VIRT_ROUTER_8_10, 0x18, 17, 3), + MLXSW_AFK_ELEMENT_INFO_U32(VIRT_ROUTER_0_7, 0x18, 20, 8), + MLXSW_AFK_ELEMENT_INFO_BUF(SRC_IP_96_127, 0x20, 4), + MLXSW_AFK_ELEMENT_INFO_BUF(SRC_IP_64_95, 0x24, 4), + MLXSW_AFK_ELEMENT_INFO_BUF(SRC_IP_32_63, 0x28, 4), + MLXSW_AFK_ELEMENT_INFO_BUF(SRC_IP_0_31, 0x2C, 4), + MLXSW_AFK_ELEMENT_INFO_BUF(DST_IP_96_127, 0x30, 4), + MLXSW_AFK_ELEMENT_INFO_BUF(DST_IP_64_95, 0x34, 4), + MLXSW_AFK_ELEMENT_INFO_BUF(DST_IP_32_63, 0x38, 4), + MLXSW_AFK_ELEMENT_INFO_BUF(DST_IP_0_31, 0x3C, 4), +}; + struct mlxsw_afk { struct list_head key_info_list; unsigned int max_blocks; @@ -26,13 +61,15 @@ static bool mlxsw_afk_blocks_check(struct mlxsw_afk *mlxsw_afk) const struct mlxsw_afk_block *block = &mlxsw_afk->blocks[i]; for (j = 0; j < block->instances_count; j++) { + const struct mlxsw_afk_element_info *elinfo; struct mlxsw_afk_element_inst *elinst; elinst = &block->instances[j]; - if (elinst->type != elinst->info->type || + elinfo = &mlxsw_afk_element_infos[elinst->element]; + if (elinst->type != elinfo->type || (!elinst->avoid_size_check && elinst->item.size.bits != - elinst->info->item.size.bits)) + elinfo->item.size.bits)) return false; } } @@ -72,7 +109,7 @@ struct mlxsw_afk_key_info { * is index inside "blocks" */ struct mlxsw_afk_element_usage elusage; - const struct mlxsw_afk_block *blocks[0]; + const struct mlxsw_afk_block *blocks[]; }; static bool @@ -116,7 +153,7 @@ static void mlxsw_afk_picker_count_hits(struct mlxsw_afk *mlxsw_afk, struct mlxsw_afk_element_inst *elinst; elinst = &block->instances[j]; - if (elinst->info->element == element) { + if (elinst->element == element) { __set_bit(element, picker->hits[i].element); picker->hits[i].total++; } @@ -301,7 +338,7 @@ mlxsw_afk_block_elinst_get(const struct mlxsw_afk_block *block, struct mlxsw_afk_element_inst *elinst; elinst = &block->instances[i]; - if (elinst->info->element == element) + if (elinst->element == element) return elinst; } return NULL; @@ -409,9 +446,12 @@ static void mlxsw_sp_afk_encode_one(const struct mlxsw_afk_element_inst *elinst, char *output, char *storage, int u32_diff) { - const struct mlxsw_item *storage_item = &elinst->info->item; const struct mlxsw_item *output_item = &elinst->item; + const struct mlxsw_afk_element_info *elinfo; + const struct mlxsw_item *storage_item; + elinfo = &mlxsw_afk_element_infos[elinst->element]; + storage_item = &elinfo->item; if (elinst->type == MLXSW_AFK_ELEMENT_TYPE_U32) mlxsw_sp_afk_encode_u32(storage_item, output_item, storage, output, u32_diff); |