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/* SPDX-License-Identifier: GPL-2.0-only */
/* Atlantic Network Driver
*
* Copyright (C) 2014-2019 aQuantia Corporation
* Copyright (C) 2019-2020 Marvell International Ltd.
*/
/* File hw_atl_utils.h: Declaration of common functions for Atlantic hardware
* abstraction layer.
*/
#ifndef HW_ATL_UTILS_H
#define HW_ATL_UTILS_H
#define HW_ATL_FLUSH() { (void)aq_hw_read_reg(self, 0x10); }
/* Hardware tx descriptor */
struct __packed hw_atl_txd_s {
u64 buf_addr;
u32 ctl;
u32 ctl2; /* 63..46 - payload length, 45 - ctx enable, 44 - ctx index */
};
/* Hardware tx context descriptor */
struct __packed hw_atl_txc_s {
u32 rsvd;
u32 len;
u32 ctl;
u32 len2;
};
/* Hardware rx descriptor */
struct __packed hw_atl_rxd_s {
u64 buf_addr;
u64 hdr_addr;
};
/* Hardware rx descriptor writeback */
struct __packed hw_atl_rxd_wb_s {
u32 type;
u32 rss_hash;
u16 status;
u16 pkt_len;
u16 next_desc_ptr;
__le16 vlan;
};
/* Hardware rx HW TIMESTAMP writeback */
struct __packed hw_atl_rxd_hwts_wb_s {
u32 sec_hw;
u32 ns;
u32 sec_lw0;
u32 sec_lw1;
};
struct __packed hw_atl_stats_s {
u32 uprc;
u32 mprc;
u32 bprc;
u32 erpt;
u32 uptc;
u32 mptc;
u32 bptc;
u32 erpr;
u32 mbtc;
u32 bbtc;
u32 mbrc;
u32 bbrc;
u32 ubrc;
u32 ubtc;
u32 dpc;
};
struct __packed drv_msg_enable_wakeup {
union {
u32 pattern_mask;
struct {
u32 reason_arp_v4_pkt : 1;
u32 reason_ipv4_ping_pkt : 1;
u32 reason_ipv6_ns_pkt : 1;
u32 reason_ipv6_ping_pkt : 1;
u32 reason_link_up : 1;
u32 reason_link_down : 1;
u32 reason_maximum : 1;
};
};
union {
u32 offload_mask;
};
};
struct __packed magic_packet_pattern_s {
u8 mac_addr[ETH_ALEN];
};
struct __packed drv_msg_wol_add {
u32 priority;
u32 packet_type;
u32 pattern_id;
u32 next_pattern_offset;
struct magic_packet_pattern_s magic_packet_pattern;
};
struct __packed drv_msg_wol_remove {
u32 id;
};
struct __packed hw_atl_utils_mbox_header {
u32 version;
u32 transaction_id;
u32 error;
};
struct __packed hw_atl_ptp_offset {
u16 ingress_100;
u16 egress_100;
u16 ingress_1000;
u16 egress_1000;
u16 ingress_2500;
u16 egress_2500;
u16 ingress_5000;
u16 egress_5000;
u16 ingress_10000;
u16 egress_10000;
};
struct __packed hw_atl_cable_diag {
u8 fault;
u8 distance;
u8 far_distance;
u8 reserved;
};
enum gpio_pin_function {
GPIO_PIN_FUNCTION_NC,
GPIO_PIN_FUNCTION_VAUX_ENABLE,
GPIO_PIN_FUNCTION_EFUSE_BURN_ENABLE,
GPIO_PIN_FUNCTION_SFP_PLUS_DETECT,
GPIO_PIN_FUNCTION_TX_DISABLE,
GPIO_PIN_FUNCTION_RATE_SEL_0,
GPIO_PIN_FUNCTION_RATE_SEL_1,
GPIO_PIN_FUNCTION_TX_FAULT,
GPIO_PIN_FUNCTION_PTP0,
GPIO_PIN_FUNCTION_PTP1,
GPIO_PIN_FUNCTION_PTP2,
GPIO_PIN_FUNCTION_SIZE
};
struct __packed hw_atl_info {
u8 reserved[6];
u16 phy_fault_code;
u16 phy_temperature;
u8 cable_len;
u8 reserved1;
struct hw_atl_cable_diag cable_diag_data[4];
struct hw_atl_ptp_offset ptp_offset;
u8 reserved2[12];
u32 caps_lo;
u32 caps_hi;
u32 reserved_datapath;
u32 reserved3[7];
u32 reserved_simpleresp[3];
u32 reserved_linkstat[7];
u32 reserved_wakes_count;
u32 reserved_eee_stat[12];
u32 tx_stuck_cnt;
u32 setting_address;
u32 setting_length;
u32 caps_ex;
enum gpio_pin_function gpio_pin[3];
u32 pcie_aer_dump[18];
u16 snr_margin[4];
};
struct __packed hw_atl_utils_mbox {
struct hw_atl_utils_mbox_header header;
struct hw_atl_stats_s stats;
struct hw_atl_info info;
};
struct __packed offload_ip_info {
u8 v4_local_addr_count;
u8 v4_addr_count;
u8 v6_local_addr_count;
u8 v6_addr_count;
u32 v4_addr;
u32 v4_prefix;
u32 v6_addr;
u32 v6_prefix;
};
struct __packed offload_port_info {
u16 udp_port_count;
u16 tcp_port_count;
u32 udp_port;
u32 tcp_port;
};
struct __packed offload_ka_info {
u16 v4_ka_count;
u16 v6_ka_count;
u32 retry_count;
u32 retry_interval;
u32 v4_ka;
u32 v6_ka;
};
struct __packed offload_rr_info {
u32 rr_count;
u32 rr_buf_len;
u32 rr_id_x;
u32 rr_buf;
};
struct __packed offload_info {
u32 version;
u32 len;
u8 mac_addr[ETH_ALEN];
u8 reserved[2];
struct offload_ip_info ips;
struct offload_port_info ports;
struct offload_ka_info kas;
struct offload_rr_info rrs;
u8 buf[];
};
struct __packed hw_atl_utils_fw_rpc {
u32 msg_id;
union {
/* fw1x structures */
struct drv_msg_wol_add msg_wol_add;
struct drv_msg_wol_remove msg_wol_remove;
struct drv_msg_enable_wakeup msg_enable_wakeup;
/* fw2x structures */
struct offload_info fw2x_offloads;
};
};
/* Mailbox FW Request interface */
struct __packed hw_fw_request_ptp_gpio_ctrl {
u32 index;
u32 period;
u64 start;
};
struct __packed hw_fw_request_ptp_adj_freq {
u32 ns_mac;
u32 fns_mac;
u32 ns_phy;
u32 fns_phy;
u32 mac_ns_adj;
u32 mac_fns_adj;
};
struct __packed hw_fw_request_ptp_adj_clock {
u32 ns;
u32 sec;
int sign;
};
#define HW_AQ_FW_REQUEST_PTP_GPIO_CTRL 0x11
#define HW_AQ_FW_REQUEST_PTP_ADJ_FREQ 0x12
#define HW_AQ_FW_REQUEST_PTP_ADJ_CLOCK 0x13
struct __packed hw_fw_request_iface {
u32 msg_id;
union {
/* PTP FW Request */
struct hw_fw_request_ptp_gpio_ctrl ptp_gpio_ctrl;
struct hw_fw_request_ptp_adj_freq ptp_adj_freq;
struct hw_fw_request_ptp_adj_clock ptp_adj_clock;
};
};
struct __packed hw_atl_utils_settings {
u32 mtu;
u32 downshift_retry_count;
u32 link_pause_frame_quanta_100m;
u32 link_pause_frame_threshold_100m;
u32 link_pause_frame_quanta_1g;
u32 link_pause_frame_threshold_1g;
u32 link_pause_frame_quanta_2p5g;
u32 link_pause_frame_threshold_2p5g;
u32 link_pause_frame_quanta_5g;
u32 link_pause_frame_threshold_5g;
u32 link_pause_frame_quanta_10g;
u32 link_pause_frame_threshold_10g;
u32 pfc_quanta_class_0;
u32 pfc_threshold_class_0;
u32 pfc_quanta_class_1;
u32 pfc_threshold_class_1;
u32 pfc_quanta_class_2;
u32 pfc_threshold_class_2;
u32 pfc_quanta_class_3;
u32 pfc_threshold_class_3;
u32 pfc_quanta_class_4;
u32 pfc_threshold_class_4;
u32 pfc_quanta_class_5;
u32 pfc_threshold_class_5;
u32 pfc_quanta_class_6;
u32 pfc_threshold_class_6;
u32 pfc_quanta_class_7;
u32 pfc_threshold_class_7;
u32 eee_link_down_timeout;
u32 eee_link_up_timeout;
u32 eee_max_link_drops;
u32 eee_rates_mask;
u32 wake_timer;
u32 thermal_shutdown_off_temp;
u32 thermal_shutdown_warning_temp;
u32 thermal_shutdown_cold_temp;
u32 msm_options;
u32 dac_cable_serdes_modes;
u32 media_detect;
};
enum macsec_msg_type {
macsec_cfg_msg = 0,
macsec_add_rx_sc_msg,
macsec_add_tx_sc_msg,
macsec_add_rx_sa_msg,
macsec_add_tx_sa_msg,
macsec_get_stats_msg,
};
struct __packed macsec_cfg_request {
u32 enabled;
u32 egress_threshold;
u32 ingress_threshold;
u32 interrupts_enabled;
};
struct __packed macsec_msg_fw_request {
u32 msg_id; /* not used */
u32 msg_type;
struct macsec_cfg_request cfg;
};
struct __packed macsec_msg_fw_response {
u32 result;
};
enum hw_atl_rx_action_with_traffic {
HW_ATL_RX_DISCARD,
HW_ATL_RX_HOST,
HW_ATL_RX_MNGMNT,
HW_ATL_RX_HOST_AND_MNGMNT,
HW_ATL_RX_WOL
};
struct aq_rx_filter_vlan {
u8 enable;
u8 location;
u16 vlan_id;
u8 queue;
};
#define HW_ATL_VLAN_MAX_FILTERS 16U
struct aq_rx_filter_l2 {
s8 queue;
u8 location;
u8 user_priority_en;
u8 user_priority;
u16 ethertype;
};
struct aq_rx_filter_l3l4 {
u32 cmd;
u8 location;
u32 ip_dst[4];
u32 ip_src[4];
u16 p_dst;
u16 p_src;
u8 is_ipv6;
};
enum hw_atl_rx_protocol_value_l3l4 {
HW_ATL_RX_TCP,
HW_ATL_RX_UDP,
HW_ATL_RX_SCTP,
HW_ATL_RX_ICMP
};
enum hw_atl_rx_ctrl_registers_l3l4 {
HW_ATL_RX_ENABLE_MNGMNT_QUEUE_L3L4 = BIT(22),
HW_ATL_RX_ENABLE_QUEUE_L3L4 = BIT(23),
HW_ATL_RX_ENABLE_ARP_FLTR_L3 = BIT(24),
HW_ATL_RX_ENABLE_CMP_PROT_L4 = BIT(25),
HW_ATL_RX_ENABLE_CMP_DEST_PORT_L4 = BIT(26),
HW_ATL_RX_ENABLE_CMP_SRC_PORT_L4 = BIT(27),
HW_ATL_RX_ENABLE_CMP_DEST_ADDR_L3 = BIT(28),
HW_ATL_RX_ENABLE_CMP_SRC_ADDR_L3 = BIT(29),
HW_ATL_RX_ENABLE_L3_IPV6 = BIT(30),
HW_ATL_RX_ENABLE_FLTR_L3L4 = BIT(31)
};
#define HW_ATL_RX_QUEUE_FL3L4_SHIFT 8U
#define HW_ATL_RX_ACTION_FL3F4_SHIFT 16U
#define HW_ATL_RX_CNT_REG_ADDR_IPV6 4U
#define HW_ATL_GET_REG_LOCATION_FL3L4(location) \
((location) - AQ_RX_FIRST_LOC_FL3L4)
enum hal_atl_utils_fw_state_e {
MPI_DEINIT = 0,
MPI_RESET = 1,
MPI_INIT = 2,
MPI_POWER = 4,
};
#define HAL_ATLANTIC_RATE_10G BIT(0)
#define HAL_ATLANTIC_RATE_5G BIT(1)
#define HAL_ATLANTIC_RATE_5GSR BIT(2)
#define HAL_ATLANTIC_RATE_2G5 BIT(3)
#define HAL_ATLANTIC_RATE_1G BIT(4)
#define HAL_ATLANTIC_RATE_100M BIT(5)
#define HAL_ATLANTIC_RATE_INVALID BIT(6)
#define HAL_ATLANTIC_UTILS_FW_MSG_WOL_ADD 0x4U
#define HAL_ATLANTIC_UTILS_FW_MSG_WOL_PRIOR 0x10000000U
#define HAL_ATLANTIC_UTILS_FW_MSG_WOL_PATTERN 0x1U
#define HAL_ATLANTIC_UTILS_FW_MSG_WOL_MAG_PKT 0x2U
#define HAL_ATLANTIC_UTILS_FW_MSG_WOL_DEL 0x5U
#define HAL_ATLANTIC_UTILS_FW_MSG_ENABLE_WAKEUP 0x6U
enum hw_atl_fw2x_rate {
FW2X_RATE_100M = 0x20,
FW2X_RATE_1G = 0x100,
FW2X_RATE_2G5 = 0x200,
FW2X_RATE_5G = 0x400,
FW2X_RATE_10G = 0x800,
};
/* 0x370
* Link capabilities resolution register
*/
enum hw_atl_fw2x_caps_lo {
CAPS_LO_10BASET_HD = 0,
CAPS_LO_10BASET_FD,
CAPS_LO_100BASETX_HD,
CAPS_LO_100BASET4_HD,
CAPS_LO_100BASET2_HD,
CAPS_LO_100BASETX_FD = 5,
CAPS_LO_100BASET2_FD,
CAPS_LO_1000BASET_HD,
CAPS_LO_1000BASET_FD,
CAPS_LO_2P5GBASET_FD,
CAPS_LO_5GBASET_FD = 10,
CAPS_LO_10GBASET_FD,
CAPS_LO_AUTONEG,
CAPS_LO_SMBUS_READ,
CAPS_LO_SMBUS_WRITE,
CAPS_LO_MACSEC = 15,
CAPS_LO_RESERVED1,
CAPS_LO_WAKE_ON_LINK_FORCED,
CAPS_LO_HIGH_TEMP_WARNING = 29,
CAPS_LO_DRIVER_SCRATCHPAD = 30,
CAPS_LO_GLOBAL_FAULT = 31
};
/* 0x374
* Status register
*/
enum hw_atl_fw2x_caps_hi {
CAPS_HI_TPO2EN = 0,
CAPS_HI_10BASET_EEE,
CAPS_HI_RESERVED2,
CAPS_HI_PAUSE,
CAPS_HI_ASYMMETRIC_PAUSE,
CAPS_HI_100BASETX_EEE = 5,
CAPS_HI_PHY_BUF_SEND,
CAPS_HI_PHY_BUF_RECV,
CAPS_HI_1000BASET_FD_EEE,
CAPS_HI_2P5GBASET_FD_EEE,
CAPS_HI_5GBASET_FD_EEE = 10,
CAPS_HI_10GBASET_FD_EEE,
CAPS_HI_FW_REQUEST,
CAPS_HI_PHY_LOG,
CAPS_HI_EEE_AUTO_DISABLE_SETTINGS,
CAPS_HI_PFC = 15,
CAPS_HI_WAKE_ON_LINK,
CAPS_HI_CABLE_DIAG,
CAPS_HI_TEMPERATURE,
CAPS_HI_DOWNSHIFT,
CAPS_HI_PTP_AVB_EN_FW2X = 20,
CAPS_HI_THERMAL_SHUTDOWN,
CAPS_HI_LINK_DROP,
CAPS_HI_SLEEP_PROXY,
CAPS_HI_WOL,
CAPS_HI_MAC_STOP = 25,
CAPS_HI_EXT_LOOPBACK,
CAPS_HI_INT_LOOPBACK,
CAPS_HI_EFUSE_AGENT,
CAPS_HI_WOL_TIMER,
CAPS_HI_STATISTICS = 30,
CAPS_HI_TRANSACTION_ID,
};
/* 0x36C
* Control register
*/
enum hw_atl_fw2x_ctrl {
CTRL_RESERVED1 = 0,
CTRL_RESERVED2,
CTRL_RESERVED3,
CTRL_PAUSE,
CTRL_ASYMMETRIC_PAUSE,
CTRL_RESERVED4 = 5,
CTRL_RESERVED5,
CTRL_RESERVED6,
CTRL_1GBASET_FD_EEE,
CTRL_2P5GBASET_FD_EEE,
CTRL_5GBASET_FD_EEE = 10,
CTRL_10GBASET_FD_EEE,
CTRL_THERMAL_SHUTDOWN,
CTRL_PHY_LOGS,
CTRL_EEE_AUTO_DISABLE,
CTRL_PFC = 15,
CTRL_WAKE_ON_LINK,
CTRL_CABLE_DIAG,
CTRL_TEMPERATURE,
CTRL_DOWNSHIFT,
CTRL_PTP_AVB = 20,
CTRL_RESERVED7,
CTRL_LINK_DROP,
CTRL_SLEEP_PROXY,
CTRL_WOL,
CTRL_MAC_STOP = 25,
CTRL_EXT_LOOPBACK,
CTRL_INT_LOOPBACK,
CTRL_RESERVED8,
CTRL_WOL_TIMER,
CTRL_STATISTICS = 30,
CTRL_FORCE_RECONNECT,
};
enum hw_atl_caps_ex {
CAPS_EX_LED_CONTROL = 0,
CAPS_EX_LED0_MODE_LO,
CAPS_EX_LED0_MODE_HI,
CAPS_EX_LED1_MODE_LO,
CAPS_EX_LED1_MODE_HI,
CAPS_EX_LED2_MODE_LO = 5,
CAPS_EX_LED2_MODE_HI,
CAPS_EX_RESERVED07,
CAPS_EX_RESERVED08,
CAPS_EX_RESERVED09,
CAPS_EX_RESERVED10 = 10,
CAPS_EX_RESERVED11,
CAPS_EX_RESERVED12,
CAPS_EX_RESERVED13,
CAPS_EX_RESERVED14,
CAPS_EX_RESERVED15 = 15,
CAPS_EX_PHY_PTP_EN,
CAPS_EX_MAC_PTP_EN,
CAPS_EX_EXT_CLK_EN,
CAPS_EX_SCHED_DMA_EN,
CAPS_EX_PTP_GPIO_EN = 20,
CAPS_EX_UPDATE_SETTINGS,
CAPS_EX_PHY_CTRL_TS_PIN,
CAPS_EX_SNR_OPERATING_MARGIN,
CAPS_EX_RESERVED24,
CAPS_EX_RESERVED25 = 25,
CAPS_EX_RESERVED26,
CAPS_EX_RESERVED27,
CAPS_EX_RESERVED28,
CAPS_EX_RESERVED29,
CAPS_EX_RESERVED30 = 30,
CAPS_EX_RESERVED31
};
struct aq_hw_s;
struct aq_fw_ops;
struct aq_hw_caps_s;
struct aq_hw_link_status_s;
int hw_atl_utils_initfw(struct aq_hw_s *self, const struct aq_fw_ops **fw_ops);
int hw_atl_utils_soft_reset(struct aq_hw_s *self);
void hw_atl_utils_hw_chip_features_init(struct aq_hw_s *self, u32 *p);
int hw_atl_utils_mpi_read_mbox(struct aq_hw_s *self,
struct hw_atl_utils_mbox_header *pmbox);
void hw_atl_utils_mpi_read_stats(struct aq_hw_s *self,
struct hw_atl_utils_mbox *pmbox);
void hw_atl_utils_mpi_set(struct aq_hw_s *self,
enum hal_atl_utils_fw_state_e state,
u32 speed);
int hw_atl_utils_mpi_get_link_status(struct aq_hw_s *self);
int hw_atl_utils_get_mac_permanent(struct aq_hw_s *self,
u8 *mac);
unsigned int hw_atl_utils_mbps_2_speed_index(unsigned int mbps);
int hw_atl_utils_hw_get_regs(struct aq_hw_s *self,
const struct aq_hw_caps_s *aq_hw_caps,
u32 *regs_buff);
int hw_atl_utils_hw_set_power(struct aq_hw_s *self,
unsigned int power_state);
int hw_atl_utils_hw_deinit(struct aq_hw_s *self);
u32 hw_atl_utils_get_fw_version(struct aq_hw_s *self);
int hw_atl_utils_update_stats(struct aq_hw_s *self);
struct aq_stats_s *hw_atl_utils_get_hw_stats(struct aq_hw_s *self);
int hw_atl_utils_fw_downld_dwords(struct aq_hw_s *self, u32 a,
u32 *p, u32 cnt);
int hw_atl_write_fwcfg_dwords(struct aq_hw_s *self, u32 *p, u32 cnt);
int hw_atl_write_fwsettings_dwords(struct aq_hw_s *self, u32 offset, u32 *p,
u32 cnt);
int hw_atl_utils_fw_set_wol(struct aq_hw_s *self, bool wol_enabled, u8 *mac);
int hw_atl_utils_fw_rpc_call(struct aq_hw_s *self, unsigned int rpc_size);
int hw_atl_utils_fw_rpc_wait(struct aq_hw_s *self,
struct hw_atl_utils_fw_rpc **rpc);
int hw_atl_utils_ver_match(u32 ver_expected, u32 ver_actual);
extern const struct aq_fw_ops aq_fw_1x_ops;
extern const struct aq_fw_ops aq_fw_2x_ops;
#endif /* HW_ATL_UTILS_H */