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mlxsw: spectrum_buffers: Push out shared buffer register writes

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Pushed them into helper functions.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jiri Pirko 2016-04-14 18:19:16 +02:00 committed by David S. Miller
parent a6179bf0d1
commit 94266e3278
1 changed files with 40 additions and 14 deletions
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54
drivers/net/ethernet/mellanox/mlxsw/spectrum_buffers.c
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@ -42,6 +42,37 @@
#include "port.h"
#include "reg.h"
static int mlxsw_sp_sb_pr_write(struct mlxsw_sp *mlxsw_sp, u8 pool,
enum mlxsw_reg_sbxx_dir dir,
enum mlxsw_reg_sbpr_mode mode, u32 size)
{
char sbpr_pl[MLXSW_REG_SBPR_LEN];
mlxsw_reg_sbpr_pack(sbpr_pl, pool, dir, mode, size);
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sbpr), sbpr_pl);
}
static int mlxsw_sp_sb_cm_write(struct mlxsw_sp *mlxsw_sp, u8 local_port,
u8 pg_buff, enum mlxsw_reg_sbxx_dir dir,
u32 min_buff, u32 max_buff, u8 pool)
{
char sbcm_pl[MLXSW_REG_SBCM_LEN];
mlxsw_reg_sbcm_pack(sbcm_pl, local_port, pg_buff, dir,
min_buff, max_buff, pool);
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sbcm), sbcm_pl);
}
static int mlxsw_sp_sb_pm_write(struct mlxsw_sp *mlxsw_sp, u8 local_port,
u8 pool, enum mlxsw_reg_sbxx_dir dir,
u32 min_buff, u32 max_buff)
{
char sbpm_pl[MLXSW_REG_SBPM_LEN];
mlxsw_reg_sbpm_pack(sbpm_pl, local_port, pool, dir, min_buff, max_buff);
return mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sbpm), sbpm_pl);
}
struct mlxsw_sp_pb {
u8 index;
u16 size;
@ -151,7 +182,6 @@ static const struct mlxsw_sp_sb_pool mlxsw_sp_sb_pools[] = {
static int mlxsw_sp_sb_pools_init(struct mlxsw_sp *mlxsw_sp)
{
char sbpr_pl[MLXSW_REG_SBPR_LEN];
int i;
int err;
@ -159,9 +189,8 @@ static int mlxsw_sp_sb_pools_init(struct mlxsw_sp *mlxsw_sp)
const struct mlxsw_sp_sb_pool *pool;
pool = &mlxsw_sp_sb_pools[i];
mlxsw_reg_sbpr_pack(sbpr_pl, pool->pool, pool->dir,
pool->mode, pool->size);
err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sbpr), sbpr_pl);
err = mlxsw_sp_sb_pr_write(mlxsw_sp, pool->pool, pool->dir,
pool->mode, pool->size);
if (err)
return err;
}
@ -272,7 +301,6 @@ static int mlxsw_sp_sb_cms_init(struct mlxsw_sp *mlxsw_sp, u8 local_port,
const struct mlxsw_sp_sb_cm *cms,
size_t cms_len)
{
char sbcm_pl[MLXSW_REG_SBCM_LEN];
int i;
int err;
@ -280,9 +308,9 @@ static int mlxsw_sp_sb_cms_init(struct mlxsw_sp *mlxsw_sp, u8 local_port,
const struct mlxsw_sp_sb_cm *cm;
cm = &cms[i];
mlxsw_reg_sbcm_pack(sbcm_pl, local_port, cm->u.pg, cm->dir,
cm->min_buff, cm->max_buff, cm->pool);
err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(sbcm), sbcm_pl);
err = mlxsw_sp_sb_cm_write(mlxsw_sp, local_port, cm->u.pg,
cm->dir, cm->min_buff,
cm->max_buff, cm->pool);
if (err)
return err;
}
@ -340,7 +368,6 @@ static const struct mlxsw_sp_sb_pm mlxsw_sp_sb_pms[] = {
static int mlxsw_sp_port_sb_pms_init(struct mlxsw_sp_port *mlxsw_sp_port)
{
char sbpm_pl[MLXSW_REG_SBPM_LEN];
int i;
int err;
@ -348,11 +375,10 @@ static int mlxsw_sp_port_sb_pms_init(struct mlxsw_sp_port *mlxsw_sp_port)
const struct mlxsw_sp_sb_pm *pm;
pm = &mlxsw_sp_sb_pms[i];
mlxsw_reg_sbpm_pack(sbpm_pl, mlxsw_sp_port->local_port,
pm->pool, pm->dir,
pm->min_buff, pm->max_buff);
err = mlxsw_reg_write(mlxsw_sp_port->mlxsw_sp->core,
MLXSW_REG(sbpm), sbpm_pl);
err = mlxsw_sp_sb_pm_write(mlxsw_sp_port->mlxsw_sp,
mlxsw_sp_port->local_port,
pm->pool, pm->dir,
pm->min_buff, pm->max_buff);
if (err)
return err;
}