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-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
index 6932b1d5a6bc..89fe7cbe2ccc 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
@@ -57,6 +57,8 @@ struct mlxsw_sp_sb_pool_des {
#define MLXSW_SP_SB_POOL_ING_MNG 3
#define MLXSW_SP_SB_POOL_EGR 4
#define MLXSW_SP_SB_POOL_EGR_MC 8
+#define MLXSW_SP_SB_POOL_ING_CPU 9
+#define MLXSW_SP_SB_POOL_EGR_CPU 10
static const struct mlxsw_sp_sb_pool_des mlxsw_sp1_sb_pool_dess[] = {
{MLXSW_REG_SBXX_DIR_INGRESS, 0},
@@ -68,6 +70,8 @@ static const struct mlxsw_sp_sb_pool_des mlxsw_sp1_sb_pool_dess[] = {
{MLXSW_REG_SBXX_DIR_EGRESS, 2},
{MLXSW_REG_SBXX_DIR_EGRESS, 3},
{MLXSW_REG_SBXX_DIR_EGRESS, 15},
+ {MLXSW_REG_SBXX_DIR_INGRESS, 4},
+ {MLXSW_REG_SBXX_DIR_EGRESS, 4},
};
static const struct mlxsw_sp_sb_pool_des mlxsw_sp2_sb_pool_dess[] = {
@@ -80,6 +84,8 @@ static const struct mlxsw_sp_sb_pool_des mlxsw_sp2_sb_pool_dess[] = {
{MLXSW_REG_SBXX_DIR_EGRESS, 2},
{MLXSW_REG_SBXX_DIR_EGRESS, 3},
{MLXSW_REG_SBXX_DIR_EGRESS, 15},
+ {MLXSW_REG_SBXX_DIR_INGRESS, 4},
+ {MLXSW_REG_SBXX_DIR_EGRESS, 4},
};
#define MLXSW_SP_SB_ING_TC_COUNT 8
@@ -410,6 +416,7 @@ static void mlxsw_sp_sb_ports_fini(struct mlxsw_sp *mlxsw_sp)
#define MLXSW_SP1_SB_PR_INGRESS_SIZE 12440000
#define MLXSW_SP1_SB_PR_INGRESS_MNG_SIZE (200 * 1000)
#define MLXSW_SP1_SB_PR_EGRESS_SIZE 13232000
+#define MLXSW_SP1_SB_PR_CPU_SIZE (256 * 1000)
/* Order according to mlxsw_sp1_sb_pool_dess */
static const struct mlxsw_sp_sb_pr mlxsw_sp1_sb_prs[] = {
@@ -426,11 +433,16 @@ static const struct mlxsw_sp_sb_pr mlxsw_sp1_sb_prs[] = {
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, 0),
MLXSW_SP_SB_PR_EXT(MLXSW_REG_SBPR_MODE_STATIC, MLXSW_SP_SB_INFI,
true, true),
+ MLXSW_SP_SB_PR_EXT(MLXSW_REG_SBPR_MODE_DYNAMIC,
+ MLXSW_SP1_SB_PR_CPU_SIZE, true, false),
+ MLXSW_SP_SB_PR_EXT(MLXSW_REG_SBPR_MODE_DYNAMIC,
+ MLXSW_SP1_SB_PR_CPU_SIZE, true, false),
};
#define MLXSW_SP2_SB_PR_INGRESS_SIZE 40960000
#define MLXSW_SP2_SB_PR_INGRESS_MNG_SIZE (200 * 1000)
#define MLXSW_SP2_SB_PR_EGRESS_SIZE 40960000
+#define MLXSW_SP2_SB_PR_CPU_SIZE (256 * 1000)
/* Order according to mlxsw_sp2_sb_pool_dess */
static const struct mlxsw_sp_sb_pr mlxsw_sp2_sb_prs[] = {
@@ -447,6 +459,10 @@ static const struct mlxsw_sp_sb_pr mlxsw_sp2_sb_prs[] = {
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_STATIC, 0),
MLXSW_SP_SB_PR_EXT(MLXSW_REG_SBPR_MODE_STATIC, MLXSW_SP_SB_INFI,
true, true),
+ MLXSW_SP_SB_PR_EXT(MLXSW_REG_SBPR_MODE_DYNAMIC,
+ MLXSW_SP2_SB_PR_CPU_SIZE, true, false),
+ MLXSW_SP_SB_PR_EXT(MLXSW_REG_SBPR_MODE_DYNAMIC,
+ MLXSW_SP2_SB_PR_CPU_SIZE, true, false),
};
static int mlxsw_sp_sb_prs_init(struct mlxsw_sp *mlxsw_sp,
@@ -699,6 +715,8 @@ static const struct mlxsw_sp_sb_pm mlxsw_sp1_sb_pms[] = {
MLXSW_SP_SB_PM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN),
MLXSW_SP_SB_PM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN),
MLXSW_SP_SB_PM(10000, 90000),
+ MLXSW_SP_SB_PM(0, 8), /* 50% occupancy */
+ MLXSW_SP_SB_PM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN),
};
/* Order according to mlxsw_sp2_sb_pool_dess */
@@ -712,6 +730,8 @@ static const struct mlxsw_sp_sb_pm mlxsw_sp2_sb_pms[] = {
MLXSW_SP_SB_PM(0, 0),
MLXSW_SP_SB_PM(0, 0),
MLXSW_SP_SB_PM(10000, 90000),
+ MLXSW_SP_SB_PM(0, 8), /* 50% occupancy */
+ MLXSW_SP_SB_PM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN),
};
static int mlxsw_sp_port_sb_pms_init(struct mlxsw_sp_port *mlxsw_sp_port)