From 42df8358c3f9909eba8f09c83fbc1c6559ac43a3 Mon Sep 17 00:00:00 2001 From: Jiri Pirko Date: Sun, 8 Jul 2018 23:51:24 +0300 Subject: [PATCH] mlxsw: reg: Add priority field for PTCEV2 register This is going to be needed for Spectrum-2 C-TCAM implementation. Signed-off-by: Jiri Pirko Signed-off-by: Ido Schimmel Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlxsw/reg.h | 12 +++++++++++- .../net/ethernet/mellanox/mlxsw/spectrum1_acl_tcam.c | 2 +- .../net/ethernet/mellanox/mlxsw/spectrum_acl_ctcam.c | 4 ++-- 3 files changed, 14 insertions(+), 4 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index 29c51ae91241..ccf4aae91630 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -2402,6 +2402,15 @@ MLXSW_ITEM32(reg, ptce2, op, 0x00, 20, 3); */ MLXSW_ITEM32(reg, ptce2, offset, 0x00, 0, 16); +/* reg_ptce2_priority + * Priority of the rule, higher values win. The range is 1..cap_kvd_size-1. + * Note: priority does not have to be unique per rule. + * Within a region, higher priority should have lower offset (no limitation + * between regions in a multi-region). + * Access: RW + */ +MLXSW_ITEM32(reg, ptce2, priority, 0x04, 0, 24); + /* reg_ptce2_tcam_region_info * Opaque object that represents the TCAM region. * Access: Index @@ -2437,12 +2446,13 @@ MLXSW_ITEM_BUF(reg, ptce2, flex_action_set, 0xE0, static inline void mlxsw_reg_ptce2_pack(char *payload, bool valid, enum mlxsw_reg_ptce2_op op, const char *tcam_region_info, - u16 offset) + u16 offset, u32 priority) { MLXSW_REG_ZERO(ptce2, payload); mlxsw_reg_ptce2_v_set(payload, valid); mlxsw_reg_ptce2_op_set(payload, op); mlxsw_reg_ptce2_offset_set(payload, offset); + mlxsw_reg_ptce2_priority_set(payload, priority); mlxsw_reg_ptce2_tcam_region_info_memcpy_to(payload, tcam_region_info); } diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum1_acl_tcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum1_acl_tcam.c index 6aecfd62c3b0..752c2ecd7a02 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum1_acl_tcam.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum1_acl_tcam.c @@ -203,7 +203,7 @@ mlxsw_sp1_acl_tcam_region_entry_activity_get(struct mlxsw_sp *mlxsw_sp, int err; mlxsw_reg_ptce2_pack(ptce2_pl, true, MLXSW_REG_PTCE2_OP_QUERY_CLEAR_ON_READ, - _region->tcam_region_info, offset); + _region->tcam_region_info, offset, 0); err = mlxsw_reg_query(mlxsw_sp->core, MLXSW_REG(ptce2), ptce2_pl); if (err) return err; diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_ctcam.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_ctcam.c index 013ab8592fb9..34546abb3fe5 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_ctcam.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_acl_ctcam.c @@ -80,7 +80,7 @@ mlxsw_sp_acl_ctcam_region_entry_insert(struct mlxsw_sp *mlxsw_sp, char *key; mlxsw_reg_ptce2_pack(ptce2_pl, true, MLXSW_REG_PTCE2_OP_WRITE_WRITE, - region->tcam_region_info, offset); + region->tcam_region_info, offset, 0); key = mlxsw_reg_ptce2_flex_key_blocks_data(ptce2_pl); mask = mlxsw_reg_ptce2_mask_data(ptce2_pl); mlxsw_afk_encode(afk, region->key_info, &rulei->values, key, mask); @@ -100,7 +100,7 @@ mlxsw_sp_acl_ctcam_region_entry_remove(struct mlxsw_sp *mlxsw_sp, char ptce2_pl[MLXSW_REG_PTCE2_LEN]; mlxsw_reg_ptce2_pack(ptce2_pl, false, MLXSW_REG_PTCE2_OP_WRITE_WRITE, - region->tcam_region_info, offset); + region->tcam_region_info, offset, 0); mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(ptce2), ptce2_pl); }