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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);
/**
* enum dpmac_counter_id - DPMAC counter types
*
* @DPMAC_CNT_ING_FRAME_64: counts 64-bytes frames, good or bad.
* @DPMAC_CNT_ING_FRAME_127: counts 65- to 127-bytes frames, good or bad.
* @DPMAC_CNT_ING_FRAME_255: counts 128- to 255-bytes frames, good or bad.
* @DPMAC_CNT_ING_FRAME_511: counts 256- to 511-bytes frames, good or bad.
* @DPMAC_CNT_ING_FRAME_1023: counts 512- to 1023-bytes frames, good or bad.
* @DPMAC_CNT_ING_FRAME_1518: counts 1024- to 1518-bytes frames, good or bad.
* @DPMAC_CNT_ING_FRAME_1519_MAX: counts 1519-bytes frames and larger
* (up to max frame length specified),
* good or bad.
* @DPMAC_CNT_ING_FRAG: counts frames which are shorter than 64 bytes received
* with a wrong CRC
* @DPMAC_CNT_ING_JABBER: counts frames longer than the maximum frame length
* specified, with a bad frame check sequence.
* @DPMAC_CNT_ING_FRAME_DISCARD: counts dropped frames due to internal errors.
* Occurs when a receive FIFO overflows.
* Includes also frames truncated as a result of
* the receive FIFO overflow.
* @DPMAC_CNT_ING_ALIGN_ERR: counts frames with an alignment error
* (optional used for wrong SFD).
* @DPMAC_CNT_EGR_UNDERSIZED: counts frames transmitted that was less than 64
* bytes long with a good CRC.
* @DPMAC_CNT_ING_OVERSIZED: counts frames longer than the maximum frame length
* specified, with a good frame check sequence.
* @DPMAC_CNT_ING_VALID_PAUSE_FRAME: counts valid pause frames (regular and PFC)
* @DPMAC_CNT_EGR_VALID_PAUSE_FRAME: counts valid pause frames transmitted
* (regular and PFC).
* @DPMAC_CNT_ING_BYTE: counts bytes received except preamble for all valid
* frames and valid pause frames.
* @DPMAC_CNT_ING_MCAST_FRAME: counts received multicast frames.
* @DPMAC_CNT_ING_BCAST_FRAME: counts received broadcast frames.
* @DPMAC_CNT_ING_ALL_FRAME: counts each good or bad frames received.
* @DPMAC_CNT_ING_UCAST_FRAME: counts received unicast frames.
* @DPMAC_CNT_ING_ERR_FRAME: counts frames received with an error
* (except for undersized/fragment frame).
* @DPMAC_CNT_EGR_BYTE: counts bytes transmitted except preamble for all valid
* frames and valid pause frames transmitted.
* @DPMAC_CNT_EGR_MCAST_FRAME: counts transmitted multicast frames.
* @DPMAC_CNT_EGR_BCAST_FRAME: counts transmitted broadcast frames.
* @DPMAC_CNT_EGR_UCAST_FRAME: counts transmitted unicast frames.
* @DPMAC_CNT_EGR_ERR_FRAME: counts frames transmitted with an error.
* @DPMAC_CNT_ING_GOOD_FRAME: counts frames received without error, including
* pause frames.
* @DPMAC_CNT_EGR_GOOD_FRAME: counts frames transmitted without error, including
* pause frames.
*/
enum dpmac_counter_id {
DPMAC_CNT_ING_FRAME_64,
DPMAC_CNT_ING_FRAME_127,
DPMAC_CNT_ING_FRAME_255,
DPMAC_CNT_ING_FRAME_511,
DPMAC_CNT_ING_FRAME_1023,
DPMAC_CNT_ING_FRAME_1518,
DPMAC_CNT_ING_FRAME_1519_MAX,
DPMAC_CNT_ING_FRAG,
DPMAC_CNT_ING_JABBER,
DPMAC_CNT_ING_FRAME_DISCARD,
DPMAC_CNT_ING_ALIGN_ERR,
DPMAC_CNT_EGR_UNDERSIZED,
DPMAC_CNT_ING_OVERSIZED,
DPMAC_CNT_ING_VALID_PAUSE_FRAME,
DPMAC_CNT_EGR_VALID_PAUSE_FRAME,
DPMAC_CNT_ING_BYTE,
DPMAC_CNT_ING_MCAST_FRAME,
DPMAC_CNT_ING_BCAST_FRAME,
DPMAC_CNT_ING_ALL_FRAME,
DPMAC_CNT_ING_UCAST_FRAME,
DPMAC_CNT_ING_ERR_FRAME,
DPMAC_CNT_EGR_BYTE,
DPMAC_CNT_EGR_MCAST_FRAME,
DPMAC_CNT_EGR_BCAST_FRAME,
DPMAC_CNT_EGR_UCAST_FRAME,
DPMAC_CNT_EGR_ERR_FRAME,
DPMAC_CNT_ING_GOOD_FRAME,
DPMAC_CNT_EGR_GOOD_FRAME
};
int dpmac_get_counter(struct fsl_mc_io *mc_io, u32 cmd_flags, u16 token,
enum dpmac_counter_id id, u64 *value);
#endif /* __FSL_DPMAC_H */