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提交 fe099bf6 编写于 作者: P Petr Machata 提交者： David S. Miller
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mlxsw: spectrum_buffers: Add Spectrum-2 shared buffer configuration 

Customize the tables related to shared buffer configuration to match the
current recommendation for Spectrum-2 systems.
Signed-off-by: NPetr Machata <petrm@mellanox.com>
Signed-off-by: NIdo Schimmel <idosch@mellanox.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 13f35cc4
隐藏空白更改
内联 并排
Showing with 106 addition and 28 deletion
drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
浏览文件 @ fe099bf6
......@@ -49,7 +49,7 @@ struct mlxsw_sp_sb_pool_des {
};
/* Order ingress pools before egress pools. */
static const struct mlxsw_sp_sb_pool_des mlxsw_sp_sb_pool_dess[] = {
static const struct mlxsw_sp_sb_pool_des mlxsw_sp1_sb_pool_dess[] = {
{MLXSW_REG_SBXX_DIR_INGRESS, 0},
{MLXSW_REG_SBXX_DIR_INGRESS, 1},
{MLXSW_REG_SBXX_DIR_INGRESS, 2},
......@@ -61,6 +61,17 @@ static const struct mlxsw_sp_sb_pool_des mlxsw_sp_sb_pool_dess[] = {
{MLXSW_REG_SBXX_DIR_EGRESS, 15},
};
static const struct mlxsw_sp_sb_pool_des mlxsw_sp2_sb_pool_dess[] = {
{MLXSW_REG_SBXX_DIR_INGRESS, 0},
{MLXSW_REG_SBXX_DIR_INGRESS, 1},
{MLXSW_REG_SBXX_DIR_INGRESS, 2},
{MLXSW_REG_SBXX_DIR_INGRESS, 3},
{MLXSW_REG_SBXX_DIR_EGRESS, 0},
{MLXSW_REG_SBXX_DIR_EGRESS, 1},
{MLXSW_REG_SBXX_DIR_EGRESS, 2},
{MLXSW_REG_SBXX_DIR_EGRESS, 3},
};
#define MLXSW_SP_SB_ING_TC_COUNT 8
#define MLXSW_SP_SB_EG_TC_COUNT 16
......@@ -366,32 +377,53 @@ static void mlxsw_sp_sb_ports_fini(struct mlxsw_sp *mlxsw_sp)
kfree(mlxsw_sp->sb->ports);
}
#define MLXSW_SP_SB_PR_INGRESS_SIZE 12440000
#define MLXSW_SP_SB_PR_INGRESS_MNG_SIZE (200 * 1000)
#define MLXSW_SP_SB_PR_EGRESS_SIZE 13232000
#define MLXSW_SP_SB_PR(_mode, _size) \
{ \
.mode = _mode, \
.size = _size, \
}
static const struct mlxsw_sp_sb_pr mlxsw_sp_sb_prs[] = {
#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
static const struct mlxsw_sp_sb_pr mlxsw_sp1_sb_prs[] = {
/* Ingress pools. */
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC,
MLXSW_SP_SB_PR_INGRESS_SIZE),
MLXSW_SP1_SB_PR_INGRESS_SIZE),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, 0),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, 0),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC,
MLXSW_SP_SB_PR_INGRESS_MNG_SIZE),
MLXSW_SP1_SB_PR_INGRESS_MNG_SIZE),
/* Egress pools. */
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, MLXSW_SP_SB_PR_EGRESS_SIZE),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC,
MLXSW_SP1_SB_PR_EGRESS_SIZE),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, 0),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, 0),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC, 0),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_STATIC, MLXSW_SP_SB_INFI),
};
#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
static const struct mlxsw_sp_sb_pr mlxsw_sp2_sb_prs[] = {
/* Ingress pools. */
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC,
MLXSW_SP2_SB_PR_INGRESS_SIZE),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_STATIC, 0),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_STATIC, 0),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC,
MLXSW_SP2_SB_PR_INGRESS_MNG_SIZE),
/* Egress pools. */
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_DYNAMIC,
MLXSW_SP2_SB_PR_EGRESS_SIZE),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_STATIC, 0),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_STATIC, 0),
MLXSW_SP_SB_PR(MLXSW_REG_SBPR_MODE_STATIC, 0),
};
static int mlxsw_sp_sb_prs_init(struct mlxsw_sp *mlxsw_sp,
const struct mlxsw_sp_sb_pr *prs,
size_t prs_len)
......@@ -424,7 +456,7 @@ static int mlxsw_sp_sb_prs_init(struct mlxsw_sp *mlxsw_sp,
.pool_index = _pool, \
}
static const struct mlxsw_sp_sb_cm mlxsw_sp_sb_cms_ingress[] = {
static const struct mlxsw_sp_sb_cm mlxsw_sp1_sb_cms_ingress[] = {
MLXSW_SP_SB_CM(10000, 8, 0),
MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0),
MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0),
......@@ -437,7 +469,20 @@ static const struct mlxsw_sp_sb_cm mlxsw_sp_sb_cms_ingress[] = {
MLXSW_SP_SB_CM(20000, 1, 3),
};
static const struct mlxsw_sp_sb_cm mlxsw_sp_sb_cms_egress[] = {
static const struct mlxsw_sp_sb_cm mlxsw_sp2_sb_cms_ingress[] = {
MLXSW_SP_SB_CM(0, 7, 0),
MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0),
MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0),
MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0),
MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0),
MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0),
MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0),
MLXSW_SP_SB_CM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN, 0),
MLXSW_SP_SB_CM(0, 0, 0), /* dummy, this PG does not exist */
MLXSW_SP_SB_CM(20000, 1, 3),
};
static const struct mlxsw_sp_sb_cm mlxsw_sp1_sb_cms_egress[] = {
MLXSW_SP_SB_CM(1500, 9, 4),
MLXSW_SP_SB_CM(1500, 9, 4),
MLXSW_SP_SB_CM(1500, 9, 4),
......@@ -457,6 +502,26 @@ static const struct mlxsw_sp_sb_cm mlxsw_sp_sb_cms_egress[] = {
MLXSW_SP_SB_CM(1, 0xff, 4),
};
static const struct mlxsw_sp_sb_cm mlxsw_sp2_sb_cms_egress[] = {
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(0, 7, 4),
MLXSW_SP_SB_CM(1, 0xff, 4),
};
#define MLXSW_SP_CPU_PORT_SB_CM MLXSW_SP_SB_CM(0, 0, 4)
static const struct mlxsw_sp_sb_cm mlxsw_sp_cpu_port_sb_cms[] = {
......@@ -575,7 +640,7 @@ static int mlxsw_sp_cpu_port_sb_cms_init(struct mlxsw_sp *mlxsw_sp)
.max_buff = _max_buff, \
}
static const struct mlxsw_sp_sb_pm mlxsw_sp_sb_pms[] = {
static const struct mlxsw_sp_sb_pm mlxsw_sp1_sb_pms[] = {
/* Ingress pools. */
MLXSW_SP_SB_PM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MAX),
MLXSW_SP_SB_PM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MIN),
......@@ -589,6 +654,19 @@ static const struct mlxsw_sp_sb_pm mlxsw_sp_sb_pms[] = {
MLXSW_SP_SB_PM(10000, 90000),
};
static const struct mlxsw_sp_sb_pm mlxsw_sp2_sb_pms[] = {
/* Ingress pools. */
MLXSW_SP_SB_PM(0, 7),
MLXSW_SP_SB_PM(0, 0),
MLXSW_SP_SB_PM(0, 0),
MLXSW_SP_SB_PM(0, MLXSW_REG_SBXX_DYN_MAX_BUFF_MAX),
/* Egress pools. */
MLXSW_SP_SB_PM(0, 7),
MLXSW_SP_SB_PM(0, 0),
MLXSW_SP_SB_PM(0, 0),
MLXSW_SP_SB_PM(0, 0),
};
static int mlxsw_sp_port_sb_pms_init(struct mlxsw_sp_port *mlxsw_sp_port)
{
struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
......@@ -680,32 +758,32 @@ static void mlxsw_sp_pool_count(struct mlxsw_sp *mlxsw_sp,
}
const struct mlxsw_sp_sb_vals mlxsw_sp1_sb_vals = {
.pool_count = ARRAY_SIZE(mlxsw_sp_sb_pool_dess),
.pool_dess = mlxsw_sp_sb_pool_dess,
.pms = mlxsw_sp_sb_pms,
.prs = mlxsw_sp_sb_prs,
.pool_count = ARRAY_SIZE(mlxsw_sp1_sb_pool_dess),
.pool_dess = mlxsw_sp1_sb_pool_dess,
.pms = mlxsw_sp1_sb_pms,
.prs = mlxsw_sp1_sb_prs,
.mms = mlxsw_sp_sb_mms,
.cms_ingress = mlxsw_sp_sb_cms_ingress,
.cms_egress = mlxsw_sp_sb_cms_egress,
.cms_ingress = mlxsw_sp1_sb_cms_ingress,
.cms_egress = mlxsw_sp1_sb_cms_egress,
.cms_cpu = mlxsw_sp_cpu_port_sb_cms,
.mms_count = ARRAY_SIZE(mlxsw_sp_sb_mms),
.cms_ingress_count = ARRAY_SIZE(mlxsw_sp_sb_cms_ingress),
.cms_egress_count = ARRAY_SIZE(mlxsw_sp_sb_cms_egress),
.cms_ingress_count = ARRAY_SIZE(mlxsw_sp1_sb_cms_ingress),
.cms_egress_count = ARRAY_SIZE(mlxsw_sp1_sb_cms_egress),
.cms_cpu_count = ARRAY_SIZE(mlxsw_sp_cpu_port_sb_cms),
};
const struct mlxsw_sp_sb_vals mlxsw_sp2_sb_vals = {
.pool_count = ARRAY_SIZE(mlxsw_sp_sb_pool_dess),
.pool_dess = mlxsw_sp_sb_pool_dess,
.pms = mlxsw_sp_sb_pms,
.prs = mlxsw_sp_sb_prs,
.pool_count = ARRAY_SIZE(mlxsw_sp2_sb_pool_dess),
.pool_dess = mlxsw_sp2_sb_pool_dess,
.pms = mlxsw_sp2_sb_pms,
.prs = mlxsw_sp2_sb_prs,
.mms = mlxsw_sp_sb_mms,
.cms_ingress = mlxsw_sp_sb_cms_ingress,
.cms_egress = mlxsw_sp_sb_cms_egress,
.cms_ingress = mlxsw_sp2_sb_cms_ingress,
.cms_egress = mlxsw_sp2_sb_cms_egress,
.cms_cpu = mlxsw_sp_cpu_port_sb_cms,
.mms_count = ARRAY_SIZE(mlxsw_sp_sb_mms),
.cms_ingress_count = ARRAY_SIZE(mlxsw_sp_sb_cms_ingress),
.cms_egress_count = ARRAY_SIZE(mlxsw_sp_sb_cms_egress),
.cms_ingress_count = ARRAY_SIZE(mlxsw_sp2_sb_cms_ingress),
.cms_egress_count = ARRAY_SIZE(mlxsw_sp2_sb_cms_egress),
.cms_cpu_count = ARRAY_SIZE(mlxsw_sp_cpu_port_sb_cms),
};
......
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