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mlxsw: reg: Add definition of LAG unicast record for SFD register
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LAG-related records have specific format in SFD register.

Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Jiri Pirko authored and David S. Miller committed Dec 3, 2015
1 parent d1d40be commit e4bfbae
Showing 1 changed file with 71 additions and 8 deletions.
79 changes: 71 additions & 8 deletions drivers/net/ethernet/mellanox/mlxsw/reg.h
Original file line number Diff line number Diff line change
Expand Up @@ -286,6 +286,7 @@ MLXSW_ITEM32_INDEXED(reg, sfd, rec_swid, MLXSW_REG_SFD_BASE_LEN, 24, 8,

enum mlxsw_reg_sfd_rec_type {
MLXSW_REG_SFD_REC_TYPE_UNICAST = 0x0,
MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG = 0x1,
};

/* reg_sfd_rec_type
Expand Down Expand Up @@ -376,24 +377,34 @@ MLXSW_ITEM32_INDEXED(reg, sfd, uc_fid_vid, MLXSW_REG_SFD_BASE_LEN, 0, 16,
MLXSW_ITEM32_INDEXED(reg, sfd, uc_system_port, MLXSW_REG_SFD_BASE_LEN, 0, 16,
MLXSW_REG_SFD_REC_LEN, 0x0C, false);

static inline void mlxsw_reg_sfd_uc_pack(char *payload, int rec_index,
enum mlxsw_reg_sfd_rec_policy policy,
const char *mac, u16 vid,
enum mlxsw_reg_sfd_rec_action action,
u8 local_port)
static inline void mlxsw_reg_sfd_rec_pack(char *payload, int rec_index,
enum mlxsw_reg_sfd_rec_type rec_type,
enum mlxsw_reg_sfd_rec_policy policy,
const char *mac,
enum mlxsw_reg_sfd_rec_action action)
{
u8 num_rec = mlxsw_reg_sfd_num_rec_get(payload);

if (rec_index >= num_rec)
mlxsw_reg_sfd_num_rec_set(payload, rec_index + 1);
mlxsw_reg_sfd_rec_swid_set(payload, rec_index, 0);
mlxsw_reg_sfd_rec_type_set(payload, rec_index,
MLXSW_REG_SFD_REC_TYPE_UNICAST);
mlxsw_reg_sfd_rec_type_set(payload, rec_index, rec_type);
mlxsw_reg_sfd_rec_policy_set(payload, rec_index, policy);
mlxsw_reg_sfd_rec_mac_memcpy_to(payload, rec_index, mac);
mlxsw_reg_sfd_rec_action_set(payload, rec_index, action);
}

static inline void mlxsw_reg_sfd_uc_pack(char *payload, int rec_index,
enum mlxsw_reg_sfd_rec_policy policy,
const char *mac, u16 vid,
enum mlxsw_reg_sfd_rec_action action,
u8 local_port)
{
mlxsw_reg_sfd_rec_pack(payload, rec_index,
MLXSW_REG_SFD_REC_TYPE_UNICAST,
policy, mac, action);
mlxsw_reg_sfd_uc_sub_port_set(payload, rec_index, 0);
mlxsw_reg_sfd_uc_fid_vid_set(payload, rec_index, vid);
mlxsw_reg_sfd_rec_action_set(payload, rec_index, action);
mlxsw_reg_sfd_uc_system_port_set(payload, rec_index, local_port);
}

Expand All @@ -406,6 +417,58 @@ static inline void mlxsw_reg_sfd_uc_unpack(char *payload, int rec_index,
*p_local_port = mlxsw_reg_sfd_uc_system_port_get(payload, rec_index);
}

/* reg_sfd_uc_lag_sub_port
* LAG sub port.
* Must be 0 if multichannel VEPA is not enabled.
* Access: RW
*/
MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_sub_port, MLXSW_REG_SFD_BASE_LEN, 16, 8,
MLXSW_REG_SFD_REC_LEN, 0x08, false);

/* reg_sfd_uc_lag_fid_vid
* Filtering ID or VLAN ID
* For SwitchX and SwitchX-2:
* - Dynamic entries (policy 2,3) use FID
* - Static entries (policy 0) use VID
* - When independent learning is configured, VID=FID
* For Spectrum: use FID for both Dynamic and Static entries.
* VID should not be used.
* Access: Index
*/
MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_fid_vid, MLXSW_REG_SFD_BASE_LEN, 0, 16,
MLXSW_REG_SFD_REC_LEN, 0x08, false);

/* reg_sfd_uc_lag_lag_id
* LAG Identifier - pointer into the LAG descriptor table.
* Access: RW
*/
MLXSW_ITEM32_INDEXED(reg, sfd, uc_lag_lag_id, MLXSW_REG_SFD_BASE_LEN, 0, 10,
MLXSW_REG_SFD_REC_LEN, 0x0C, false);

static inline void
mlxsw_reg_sfd_uc_lag_pack(char *payload, int rec_index,
enum mlxsw_reg_sfd_rec_policy policy,
const char *mac, u16 vid,
enum mlxsw_reg_sfd_rec_action action,
u16 lag_id)
{
mlxsw_reg_sfd_rec_pack(payload, rec_index,
MLXSW_REG_SFD_REC_TYPE_UNICAST_LAG,
policy, mac, action);
mlxsw_reg_sfd_uc_lag_sub_port_set(payload, rec_index, 0);
mlxsw_reg_sfd_uc_lag_fid_vid_set(payload, rec_index, vid);
mlxsw_reg_sfd_uc_lag_lag_id_set(payload, rec_index, lag_id);
}

static inline void mlxsw_reg_sfd_uc_lag_unpack(char *payload, int rec_index,
char *mac, u16 *p_vid,
u16 *p_lag_id)
{
mlxsw_reg_sfd_rec_mac_memcpy_from(payload, rec_index, mac);
*p_vid = mlxsw_reg_sfd_uc_lag_fid_vid_get(payload, rec_index);
*p_lag_id = mlxsw_reg_sfd_uc_lag_lag_id_get(payload, rec_index);
}

/* SFN - Switch FDB Notification Register
* -------------------------------------------
* The switch provides notifications on newly learned FDB entries and
Expand Down

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