Commit 6100fbf1 authored by Jiri Pirko's avatar Jiri Pirko Committed by Jakub Kicinski
Browse files

mlxsw: reg: Add Router XLT Enable Register 



The RXLTE enables XLT (eXtended Lookup Table) LPM lookups if a capable
XM is present on the system.

Signed-off-by: default avatarJiri Pirko <jiri@nvidia.com>
Signed-off-by: default avatarIdo Schimmel <idosch@nvidia.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent be6ba3b6

drivers/net/ethernet/mellanox/mlxsw/reg.h

+44 −0
Original line number Diff line number Diff line
@@ -8469,6 +8469,49 @@ mlxsw_reg_rmft2_ipv6_pack(char *payload, bool v, u16 offset, u16 virtual_router, 
	mlxsw_reg_rmft2_sip6_mask_memcpy_to(payload, (void *)&sip6_mask);

}



/* RXLTE - Router XLT Enable Register

 * ----------------------------------

 * The RXLTE enables XLT (eXtended Lookup Table) LPM lookups if a capable

 * XM is present on the system.

 */



#define MLXSW_REG_RXLTE_ID 0x8050

#define MLXSW_REG_RXLTE_LEN 0x0C



MLXSW_REG_DEFINE(rxlte, MLXSW_REG_RXLTE_ID, MLXSW_REG_RXLTE_LEN);



/* reg_rxlte_virtual_router

 * Virtual router ID associated with the router interface.

 * Range is 0..cap_max_virtual_routers-1

 * Access: Index

 */

MLXSW_ITEM32(reg, rxlte, virtual_router, 0x00, 0, 16);



enum mlxsw_reg_rxlte_protocol {

	MLXSW_REG_RXLTE_PROTOCOL_IPV4,

	MLXSW_REG_RXLTE_PROTOCOL_IPV6,

};



/* reg_rxlte_protocol

 * Access: Index

 */

MLXSW_ITEM32(reg, rxlte, protocol, 0x04, 0, 4);



/* reg_rxlte_lpm_xlt_en

 * Access: RW

 */

MLXSW_ITEM32(reg, rxlte, lpm_xlt_en, 0x08, 0, 1);



static inline void mlxsw_reg_rxlte_pack(char *payload, u16 virtual_router,

					enum mlxsw_reg_rxlte_protocol protocol,

					bool lpm_xlt_en)

{

	MLXSW_REG_ZERO(rxlte, payload);

	mlxsw_reg_rxlte_virtual_router_set(payload, virtual_router);

	mlxsw_reg_rxlte_protocol_set(payload, protocol);

	mlxsw_reg_rxlte_lpm_xlt_en_set(payload, lpm_xlt_en);

}



/* Note that XMDR and XRALXX register positions violate the rule of ordering

 * register definitions by the ID. However, XRALXX pack helpers are

 * using RALXX pack helpers, RALXX registers have higher IDs.
@@ -11754,6 +11797,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = { 
	MLXSW_REG(rigr2),

	MLXSW_REG(recr2),

	MLXSW_REG(rmft2),

	MLXSW_REG(rxlte),

	MLXSW_REG(xmdr),

	MLXSW_REG(xralta),

	MLXSW_REG(xralst),