diff options
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/item.h')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/item.h | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/item.h b/drivers/net/ethernet/mellanox/mlxsw/item.h index ab70a873a01a..cfafbeb42586 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/item.h +++ b/drivers/net/ethernet/mellanox/mlxsw/item.h @@ -367,6 +367,42 @@ mlxsw_##_type##_##_cname##_##_iname##_set(char *buf, u32 val) \ __mlxsw_item_set32(buf, &__ITEM_NAME(_type, _cname, _iname), 0, val); \ } +#define LOCAL_PORT_LSB_SIZE 8 +#define LOCAL_PORT_MSB_SIZE 2 + +#define MLXSW_ITEM32_LP(_type, _cname, _offset1, _shift1, _offset2, _shift2) \ +static struct mlxsw_item __ITEM_NAME(_type, _cname, local_port) = { \ + .offset = _offset1, \ + .shift = _shift1, \ + .size = {.bits = LOCAL_PORT_LSB_SIZE,}, \ + .name = #_type "_" #_cname "_local_port", \ +}; \ +static struct mlxsw_item __ITEM_NAME(_type, _cname, lp_msb) = { \ + .offset = _offset2, \ + .shift = _shift2, \ + .size = {.bits = LOCAL_PORT_MSB_SIZE,}, \ + .name = #_type "_" #_cname "_lp_msb", \ +}; \ +static inline u32 __maybe_unused \ +mlxsw_##_type##_##_cname##_local_port_get(const char *buf) \ +{ \ + u32 local_port, lp_msb; \ + \ + local_port = __mlxsw_item_get32(buf, &__ITEM_NAME(_type, _cname, \ + local_port), 0); \ + lp_msb = __mlxsw_item_get32(buf, &__ITEM_NAME(_type, _cname, lp_msb), \ + 0); \ + return (lp_msb << LOCAL_PORT_LSB_SIZE) + local_port; \ +} \ +static inline void __maybe_unused \ +mlxsw_##_type##_##_cname##_local_port_set(char *buf, u32 val) \ +{ \ + __mlxsw_item_set32(buf, &__ITEM_NAME(_type, _cname, local_port), 0, \ + val & ((1 << LOCAL_PORT_LSB_SIZE) - 1)); \ + __mlxsw_item_set32(buf, &__ITEM_NAME(_type, _cname, lp_msb), 0, \ + val >> LOCAL_PORT_LSB_SIZE); \ +} + #define MLXSW_ITEM32_INDEXED(_type, _cname, _iname, _offset, _shift, _sizebits, \ _step, _instepoffset, _norealshift) \ static struct mlxsw_item __ITEM_NAME(_type, _cname, _iname) = { \ |