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/* SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause) */
/* Copyright 2013-2016 Freescale Semiconductor Inc.
* Copyright 2019 NXP
*/
#ifndef __FSL_DPMAC_H
#define __FSL_DPMAC_H
/* Data Path MAC API
* Contains initialization APIs and runtime control APIs for DPMAC
*/
struct fsl_mc_io;
int dpmac_open(struct fsl_mc_io *mc_io,
u32 cmd_flags,
int dpmac_id,
u16 *token);
int dpmac_close(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 token);
/**
* enum dpmac_link_type - DPMAC link type
* @DPMAC_LINK_TYPE_NONE: No link
* @DPMAC_LINK_TYPE_FIXED: Link is fixed type
* @DPMAC_LINK_TYPE_PHY: Link by PHY ID
* @DPMAC_LINK_TYPE_BACKPLANE: Backplane link type
*/
enum dpmac_link_type {
DPMAC_LINK_TYPE_NONE,
DPMAC_LINK_TYPE_FIXED,
DPMAC_LINK_TYPE_PHY,
DPMAC_LINK_TYPE_BACKPLANE
};
/**
* enum dpmac_eth_if - DPMAC Ethrnet interface
* @DPMAC_ETH_IF_MII: MII interface
* @DPMAC_ETH_IF_RMII: RMII interface
* @DPMAC_ETH_IF_SMII: SMII interface
* @DPMAC_ETH_IF_GMII: GMII interface
* @DPMAC_ETH_IF_RGMII: RGMII interface
* @DPMAC_ETH_IF_SGMII: SGMII interface
* @DPMAC_ETH_IF_QSGMII: QSGMII interface
* @DPMAC_ETH_IF_XAUI: XAUI interface
* @DPMAC_ETH_IF_XFI: XFI interface
* @DPMAC_ETH_IF_CAUI: CAUI interface
* @DPMAC_ETH_IF_1000BASEX: 1000BASEX interface
* @DPMAC_ETH_IF_USXGMII: USXGMII interface
*/
enum dpmac_eth_if {
DPMAC_ETH_IF_MII,
DPMAC_ETH_IF_RMII,
DPMAC_ETH_IF_SMII,
DPMAC_ETH_IF_GMII,
DPMAC_ETH_IF_RGMII,
DPMAC_ETH_IF_SGMII,
DPMAC_ETH_IF_QSGMII,
DPMAC_ETH_IF_XAUI,
DPMAC_ETH_IF_XFI,
DPMAC_ETH_IF_CAUI,
DPMAC_ETH_IF_1000BASEX,
DPMAC_ETH_IF_USXGMII,
};
/**
* struct dpmac_attr - Structure representing DPMAC attributes
* @id: DPMAC object ID
* @max_rate: Maximum supported rate - in Mbps
* @eth_if: Ethernet interface
* @link_type: link type
*/
struct dpmac_attr {
u16 id;
u32 max_rate;
enum dpmac_eth_if eth_if;
enum dpmac_link_type link_type;
};
int dpmac_get_attributes(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 token,
struct dpmac_attr *attr);
/**
* DPMAC link configuration/state options
*/
/**
* Enable auto-negotiation
*/
#define DPMAC_LINK_OPT_AUTONEG BIT_ULL(0)
/**
* Enable half-duplex mode
*/
#define DPMAC_LINK_OPT_HALF_DUPLEX BIT_ULL(1)
/**
* Enable pause frames
*/
#define DPMAC_LINK_OPT_PAUSE BIT_ULL(2)
/**
* Enable a-symmetric pause frames
*/
#define DPMAC_LINK_OPT_ASYM_PAUSE BIT_ULL(3)
/**
* Advertised link speeds
*/
#define DPMAC_ADVERTISED_10BASET_FULL BIT_ULL(0)
#define DPMAC_ADVERTISED_100BASET_FULL BIT_ULL(1)
#define DPMAC_ADVERTISED_1000BASET_FULL BIT_ULL(2)
#define DPMAC_ADVERTISED_10000BASET_FULL BIT_ULL(4)
#define DPMAC_ADVERTISED_2500BASEX_FULL BIT_ULL(5)
/**
* Advertise auto-negotiation enable
*/
#define DPMAC_ADVERTISED_AUTONEG BIT_ULL(3)
/**
* struct dpmac_link_state - DPMAC link configuration request
* @rate: Rate in Mbps
* @options: Enable/Disable DPMAC link cfg features (bitmap)
* @up: Link state
* @state_valid: Ignore/Update the state of the link
* @supported: Speeds capability of the phy (bitmap)
* @advertising: Speeds that are advertised for autoneg (bitmap)
*/
struct dpmac_link_state {
u32 rate;
u64 options;
int up;
int state_valid;
u64 supported;
u64 advertising;
};
int dpmac_set_link_state(struct fsl_mc_io *mc_io,
u32 cmd_flags,
u16 token,
struct dpmac_link_state *link_state);
#endif /* __FSL_DPMAC_H */
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