diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa2/dpmac.h')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpmac.h | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpmac.h b/drivers/net/ethernet/freescale/dpaa2/dpmac.h new file mode 100644 index 000000000000..135f143097a5 --- /dev/null +++ b/drivers/net/ethernet/freescale/dpaa2/dpmac.h @@ -0,0 +1,226 @@ +/* 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 */ |