diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qed/qed_mcp.h')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qed/qed_mcp.h | 1396 |
1 files changed, 1396 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qed/qed_mcp.h b/drivers/net/ethernet/qlogic/qed/qed_mcp.h new file mode 100644 index 000000000..9bd0565fe --- /dev/null +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.h @@ -0,0 +1,1396 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ +/* QLogic qed NIC Driver + * Copyright (c) 2015-2017 QLogic Corporation + * Copyright (c) 2019-2020 Marvell International Ltd. + */ + +#ifndef _QED_MCP_H +#define _QED_MCP_H + +#include <linux/types.h> +#include <linux/delay.h> +#include <linux/slab.h> +#include <linux/spinlock.h> +#include <linux/qed/qed_fcoe_if.h> +#include "qed_hsi.h" +#include "qed_dev_api.h" + +#define QED_MFW_REPORT_STR_SIZE 256 + +struct qed_mcp_link_speed_params { + bool autoneg; + + u32 advertised_speeds; +#define QED_EXT_SPEED_MASK_RES 0x1 +#define QED_EXT_SPEED_MASK_1G 0x2 +#define QED_EXT_SPEED_MASK_10G 0x4 +#define QED_EXT_SPEED_MASK_20G 0x8 +#define QED_EXT_SPEED_MASK_25G 0x10 +#define QED_EXT_SPEED_MASK_40G 0x20 +#define QED_EXT_SPEED_MASK_50G_R 0x40 +#define QED_EXT_SPEED_MASK_50G_R2 0x80 +#define QED_EXT_SPEED_MASK_100G_R2 0x100 +#define QED_EXT_SPEED_MASK_100G_R4 0x200 +#define QED_EXT_SPEED_MASK_100G_P4 0x400 + + u32 forced_speed; /* In Mb/s */ +#define QED_EXT_SPEED_1G 0x1 +#define QED_EXT_SPEED_10G 0x2 +#define QED_EXT_SPEED_20G 0x4 +#define QED_EXT_SPEED_25G 0x8 +#define QED_EXT_SPEED_40G 0x10 +#define QED_EXT_SPEED_50G_R 0x20 +#define QED_EXT_SPEED_50G_R2 0x40 +#define QED_EXT_SPEED_100G_R2 0x80 +#define QED_EXT_SPEED_100G_R4 0x100 +#define QED_EXT_SPEED_100G_P4 0x200 +}; + +struct qed_mcp_link_pause_params { + bool autoneg; + bool forced_rx; + bool forced_tx; +}; + +enum qed_mcp_eee_mode { + QED_MCP_EEE_DISABLED, + QED_MCP_EEE_ENABLED, + QED_MCP_EEE_UNSUPPORTED +}; + +struct qed_mcp_link_params { + struct qed_mcp_link_speed_params speed; + struct qed_mcp_link_pause_params pause; + u32 loopback_mode; + struct qed_link_eee_params eee; + u32 fec; + + struct qed_mcp_link_speed_params ext_speed; + u32 ext_fec_mode; +}; + +struct qed_mcp_link_capabilities { + u32 speed_capabilities; + bool default_speed_autoneg; + u32 fec_default; + enum qed_mcp_eee_mode default_eee; + u32 eee_lpi_timer; + u8 eee_speed_caps; + + u32 default_ext_speed_caps; + u32 default_ext_autoneg; + u32 default_ext_speed; + u32 default_ext_fec; +}; + +struct qed_mcp_link_state { + bool link_up; + u32 min_pf_rate; + + /* Actual link speed in Mb/s */ + u32 line_speed; + + /* PF max speed in Mb/s, deduced from line_speed + * according to PF max bandwidth configuration. + */ + u32 speed; + + bool full_duplex; + bool an; + bool an_complete; + bool parallel_detection; + bool pfc_enabled; + + u32 partner_adv_speed; +#define QED_LINK_PARTNER_SPEED_1G_HD BIT(0) +#define QED_LINK_PARTNER_SPEED_1G_FD BIT(1) +#define QED_LINK_PARTNER_SPEED_10G BIT(2) +#define QED_LINK_PARTNER_SPEED_20G BIT(3) +#define QED_LINK_PARTNER_SPEED_25G BIT(4) +#define QED_LINK_PARTNER_SPEED_40G BIT(5) +#define QED_LINK_PARTNER_SPEED_50G BIT(6) +#define QED_LINK_PARTNER_SPEED_100G BIT(7) + + bool partner_tx_flow_ctrl_en; + bool partner_rx_flow_ctrl_en; + + u8 partner_adv_pause; +#define QED_LINK_PARTNER_SYMMETRIC_PAUSE 0x1 +#define QED_LINK_PARTNER_ASYMMETRIC_PAUSE 0x2 +#define QED_LINK_PARTNER_BOTH_PAUSE 0x3 + + bool sfp_tx_fault; + bool eee_active; + u8 eee_adv_caps; + u8 eee_lp_adv_caps; + + u32 fec_active; +}; + +struct qed_mcp_function_info { + u8 pause_on_host; + + enum qed_pci_personality protocol; + + u8 bandwidth_min; + u8 bandwidth_max; + + u8 mac[ETH_ALEN]; + + u64 wwn_port; + u64 wwn_node; + +#define QED_MCP_VLAN_UNSET (0xffff) + u16 ovlan; + + u16 mtu; +}; + +struct qed_mcp_nvm_common { + u32 offset; + u32 param; + u32 resp; + u32 cmd; +}; + +struct qed_mcp_drv_version { + u32 version; + u8 name[MCP_DRV_VER_STR_SIZE - 4]; +}; + +struct qed_mcp_lan_stats { + u64 ucast_rx_pkts; + u64 ucast_tx_pkts; + u32 fcs_err; +}; + +struct qed_mcp_fcoe_stats { + u64 rx_pkts; + u64 tx_pkts; + u32 fcs_err; + u32 login_failure; +}; + +struct qed_mcp_iscsi_stats { + u64 rx_pdus; + u64 tx_pdus; + u64 rx_bytes; + u64 tx_bytes; +}; + +struct qed_mcp_rdma_stats { + u64 rx_pkts; + u64 tx_pkts; + u64 rx_bytes; + u64 tx_byts; +}; + +enum qed_mcp_protocol_type { + QED_MCP_LAN_STATS, + QED_MCP_FCOE_STATS, + QED_MCP_ISCSI_STATS, + QED_MCP_RDMA_STATS +}; + +union qed_mcp_protocol_stats { + struct qed_mcp_lan_stats lan_stats; + struct qed_mcp_fcoe_stats fcoe_stats; + struct qed_mcp_iscsi_stats iscsi_stats; + struct qed_mcp_rdma_stats rdma_stats; +}; + +enum qed_ov_eswitch { + QED_OV_ESWITCH_NONE, + QED_OV_ESWITCH_VEB, + QED_OV_ESWITCH_VEPA +}; + +enum qed_ov_client { + QED_OV_CLIENT_DRV, + QED_OV_CLIENT_USER, + QED_OV_CLIENT_VENDOR_SPEC +}; + +enum qed_ov_driver_state { + QED_OV_DRIVER_STATE_NOT_LOADED, + QED_OV_DRIVER_STATE_DISABLED, + QED_OV_DRIVER_STATE_ACTIVE +}; + +enum qed_ov_wol { + QED_OV_WOL_DEFAULT, + QED_OV_WOL_DISABLED, + QED_OV_WOL_ENABLED +}; + +enum qed_mfw_tlv_type { + QED_MFW_TLV_GENERIC = 0x1, /* Core driver TLVs */ + QED_MFW_TLV_ETH = 0x2, /* L2 driver TLVs */ + QED_MFW_TLV_FCOE = 0x4, /* FCoE protocol TLVs */ + QED_MFW_TLV_ISCSI = 0x8, /* SCSI protocol TLVs */ + QED_MFW_TLV_MAX = 0x16, +}; + +struct qed_mfw_tlv_generic { +#define QED_MFW_TLV_FLAGS_SIZE 2 + struct { + u8 ipv4_csum_offload; + u8 lso_supported; + bool b_set; + } flags; + +#define QED_MFW_TLV_MAC_COUNT 3 + /* First entry for primary MAC, 2 secondary MACs possible */ + u8 mac[QED_MFW_TLV_MAC_COUNT][6]; + bool mac_set[QED_MFW_TLV_MAC_COUNT]; + + u64 rx_frames; + bool rx_frames_set; + u64 rx_bytes; + bool rx_bytes_set; + u64 tx_frames; + bool tx_frames_set; + u64 tx_bytes; + bool tx_bytes_set; +}; + +union qed_mfw_tlv_data { + struct qed_mfw_tlv_generic generic; + struct qed_mfw_tlv_eth eth; + struct qed_mfw_tlv_fcoe fcoe; + struct qed_mfw_tlv_iscsi iscsi; +}; + +#define QED_NVM_CFG_OPTION_ALL BIT(0) +#define QED_NVM_CFG_OPTION_INIT BIT(1) +#define QED_NVM_CFG_OPTION_COMMIT BIT(2) +#define QED_NVM_CFG_OPTION_FREE BIT(3) +#define QED_NVM_CFG_OPTION_ENTITY_SEL BIT(4) + +/** + * qed_mcp_get_link_params(): Returns the link params of the hw function. + * + * @p_hwfn: HW device data. + * + * Returns: Pointer to link params. + */ +struct qed_mcp_link_params *qed_mcp_get_link_params(struct qed_hwfn *p_hwfn); + +/** + * qed_mcp_get_link_state(): Return the link state of the hw function. + * + * @p_hwfn: HW device data. + * + * Returns: Pointer to link state. + */ +struct qed_mcp_link_state *qed_mcp_get_link_state(struct qed_hwfn *p_hwfn); + +/** + * qed_mcp_get_link_capabilities(): Return the link capabilities of the + * hw function. + * + * @p_hwfn: HW device data. + * + * Returns: Pointer to link capabilities. + */ +struct qed_mcp_link_capabilities + *qed_mcp_get_link_capabilities(struct qed_hwfn *p_hwfn); + +/** + * qed_mcp_set_link(): Request the MFW to set the link according + * to 'link_input'. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @b_up: Raise link if `true'. Reset link if `false'. + * + * Return: Int. + */ +int qed_mcp_set_link(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + bool b_up); + +/** + * qed_mcp_get_mfw_ver(): Get the management firmware version value. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @p_mfw_ver: MFW version value. + * @p_running_bundle_id: Image id in nvram; Optional. + * + * Return: Int - 0 - operation was successful. + */ +int qed_mcp_get_mfw_ver(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 *p_mfw_ver, u32 *p_running_bundle_id); + +/** + * qed_mcp_get_mbi_ver(): Get the MBI version value. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @p_mbi_ver: A pointer to a variable to be filled with the MBI version. + * + * Return: Int - 0 - operation was successful. + */ +int qed_mcp_get_mbi_ver(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, u32 *p_mbi_ver); + +/** + * qed_mcp_get_media_type(): Get media type value of the port. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @media_type: Media type value + * + * Return: Int - 0 - Operation was successul. + * -EBUSY - Operation failed + */ +int qed_mcp_get_media_type(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, u32 *media_type); + +/** + * qed_mcp_get_transceiver_data(): Get transceiver data of the port. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @p_transceiver_state: Transceiver state. + * @p_tranceiver_type: Media type value. + * + * Return: Int - 0 - Operation was successul. + * -EBUSY - Operation failed + */ +int qed_mcp_get_transceiver_data(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 *p_transceiver_state, + u32 *p_tranceiver_type); + +/** + * qed_mcp_trans_speed_mask(): Get transceiver supported speed mask. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @p_speed_mask: Bit mask of all supported speeds. + * + * Return: Int - 0 - Operation was successul. + * -EBUSY - Operation failed + */ + +int qed_mcp_trans_speed_mask(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, u32 *p_speed_mask); + +/** + * qed_mcp_get_board_config(): Get board configuration. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @p_board_config: Board config. + * + * Return: Int - 0 - Operation was successul. + * -EBUSY - Operation failed + */ +int qed_mcp_get_board_config(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, u32 *p_board_config); + +/** + * qed_mcp_cmd(): Sleepable function for sending commands to the MCP + * mailbox. It acquire mutex lock for the entire + * operation, from sending the request until the MCP + * response. Waiting for MCP response will be checked up + * to 5 seconds every 10ms. Should not be called from atomic + * context. + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * @cmd: command to be sent to the MCP. + * @param: Optional param + * @o_mcp_resp: The MCP response code (exclude sequence). + * @o_mcp_param: Optional parameter provided by the MCP + * response + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_cmd(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 cmd, + u32 param, + u32 *o_mcp_resp, + u32 *o_mcp_param); + +/** + * qed_mcp_cmd_nosleep(): Function for sending commands to the MCP + * mailbox. It acquire mutex lock for the entire + * operation, from sending the request until the MCP + * response. Waiting for MCP response will be checked up + * to 5 seconds every 10us. Should be called when sleep + * is not allowed. + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * @cmd: command to be sent to the MCP. + * @param: Optional param + * @o_mcp_resp: The MCP response code (exclude sequence). + * @o_mcp_param: Optional parameter provided by the MCP + * response + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_cmd_nosleep(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 cmd, + u32 param, + u32 *o_mcp_resp, + u32 *o_mcp_param); + +/** + * qed_mcp_drain(): drains the nig, allowing completion to pass in + * case of pauses. + * (Should be called only from sleepable context) + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * + * Return: Int. + */ +int qed_mcp_drain(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt); + +/** + * qed_mcp_get_flash_size(): Get the flash size value. + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * @p_flash_size: Flash size in bytes to be filled. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_get_flash_size(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 *p_flash_size); + +/** + * qed_mcp_send_drv_version(): Send driver version to MFW. + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * @p_ver: Version value. + * + * Return: Int - 0 - Operation was successul. + */ +int +qed_mcp_send_drv_version(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct qed_mcp_drv_version *p_ver); + +/** + * qed_get_process_kill_counter(): Read the MFW process kill counter. + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * + * Return: u32. + */ +u32 qed_get_process_kill_counter(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt); + +/** + * qed_start_recovery_process(): Trigger a recovery process. + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * + * Return: Int. + */ +int qed_start_recovery_process(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); + +/** + * qed_recovery_prolog(): A recovery handler must call this function + * as its first step. + * It is assumed that the handler is not run from + * an interrupt context. + * + * @cdev: Qed dev pointer. + * + * Return: int. + */ +int qed_recovery_prolog(struct qed_dev *cdev); + +/** + * qed_mcp_ov_update_current_config(): Notify MFW about the change in base + * device properties + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @client: Qed client type. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_ov_update_current_config(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_ov_client client); + +/** + * qed_mcp_ov_update_driver_state(): Notify MFW about the driver state. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @drv_state: Driver state. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_ov_update_driver_state(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_ov_driver_state drv_state); + +/** + * qed_mcp_ov_update_mtu(): Send MTU size to MFW. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @mtu: MTU size. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_ov_update_mtu(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, u16 mtu); + +/** + * qed_mcp_ov_update_mac(): Send MAC address to MFW. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @mac: MAC address. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_ov_update_mac(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, const u8 *mac); + +/** + * qed_mcp_ov_update_wol(): Send WOL mode to MFW. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @wol: WOL mode. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_ov_update_wol(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_ov_wol wol); + +/** + * qed_mcp_set_led(): Set LED status. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @mode: LED mode. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_set_led(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_led_mode mode); + +/** + * qed_mcp_nvm_read(): Read from NVM. + * + * @cdev: Qed dev pointer. + * @addr: NVM offset. + * @p_buf: NVM read buffer. + * @len: Buffer len. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_nvm_read(struct qed_dev *cdev, u32 addr, u8 *p_buf, u32 len); + +/** + * qed_mcp_nvm_write(): Write to NVM. + * + * @cdev: Qed dev pointer. + * @addr: NVM offset. + * @cmd: NVM command. + * @p_buf: NVM write buffer. + * @len: Buffer len. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_nvm_write(struct qed_dev *cdev, + u32 cmd, u32 addr, u8 *p_buf, u32 len); + +/** + * qed_mcp_nvm_resp(): Check latest response. + * + * @cdev: Qed dev pointer. + * @p_buf: NVM write buffer. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_nvm_resp(struct qed_dev *cdev, u8 *p_buf); + +struct qed_nvm_image_att { + u32 start_addr; + u32 length; +}; + +/** + * qed_mcp_get_nvm_image_att(): Allows reading a whole nvram image. + * + * @p_hwfn: HW device data. + * @image_id: Image to get attributes for. + * @p_image_att: Image attributes structure into which to fill data. + * + * Return: Int - 0 - Operation was successul. + */ +int +qed_mcp_get_nvm_image_att(struct qed_hwfn *p_hwfn, + enum qed_nvm_images image_id, + struct qed_nvm_image_att *p_image_att); + +/** + * qed_mcp_get_nvm_image(): Allows reading a whole nvram image. + * + * @p_hwfn: HW device data. + * @image_id: image requested for reading. + * @p_buffer: allocated buffer into which to fill data. + * @buffer_len: length of the allocated buffer. + * + * Return: 0 if p_buffer now contains the nvram image. + */ +int qed_mcp_get_nvm_image(struct qed_hwfn *p_hwfn, + enum qed_nvm_images image_id, + u8 *p_buffer, u32 buffer_len); + +/** + * qed_mcp_bist_register_test(): Bist register test. + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_bist_register_test(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt); + +/** + * qed_mcp_bist_clock_test(): Bist clock test. + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_bist_clock_test(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt); + +/** + * qed_mcp_bist_nvm_get_num_images(): Bist nvm test - get number of images. + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * @num_images: number of images if operation was + * successful. 0 if not. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_bist_nvm_get_num_images(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 *num_images); + +/** + * qed_mcp_bist_nvm_get_image_att(): Bist nvm test - get image attributes + * by index. + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * @p_image_att: Attributes of image. + * @image_index: Index of image to get information for. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_bist_nvm_get_image_att(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct bist_nvm_image_att *p_image_att, + u32 image_index); + +/** + * qed_mfw_process_tlv_req(): Processes the TLV request from MFW i.e., + * get the required TLV info + * from the qed client and send it to the MFW. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: 0 upon success. + */ +int qed_mfw_process_tlv_req(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); + +/** + * qed_mcp_send_raw_debug_data(): Send raw debug data to the MFW + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @p_buf: raw debug data buffer. + * @size: Buffer size. + * + * Return : Int. + */ +int +qed_mcp_send_raw_debug_data(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, u8 *p_buf, u32 size); + +/* Using hwfn number (and not pf_num) is required since in CMT mode, + * same pf_num may be used by two different hwfn + * TODO - this shouldn't really be in .h file, but until all fields + * required during hw-init will be placed in their correct place in shmem + * we need it in qed_dev.c [for readin the nvram reflection in shmem]. + */ +#define MCP_PF_ID_BY_REL(p_hwfn, rel_pfid) (QED_IS_BB((p_hwfn)->cdev) ? \ + ((rel_pfid) | \ + ((p_hwfn)->abs_pf_id & 1) << 3) : \ + rel_pfid) +#define MCP_PF_ID(p_hwfn) MCP_PF_ID_BY_REL(p_hwfn, (p_hwfn)->rel_pf_id) + +struct qed_mcp_info { + /* List for mailbox commands which were sent and wait for a response */ + struct list_head cmd_list; + + /* Spinlock used for protecting the access to the mailbox commands list + * and the sending of the commands. + */ + spinlock_t cmd_lock; + + /* Flag to indicate whether sending a MFW mailbox command is blocked */ + bool b_block_cmd; + + /* Spinlock used for syncing SW link-changes and link-changes + * originating from attention context. + */ + spinlock_t link_lock; + + u32 public_base; + u32 drv_mb_addr; + u32 mfw_mb_addr; + u32 port_addr; + u16 drv_mb_seq; + u16 drv_pulse_seq; + struct qed_mcp_link_params link_input; + struct qed_mcp_link_state link_output; + struct qed_mcp_link_capabilities link_capabilities; + struct qed_mcp_function_info func_info; + u8 *mfw_mb_cur; + u8 *mfw_mb_shadow; + u16 mfw_mb_length; + u32 mcp_hist; + + /* Capabilties negotiated with the MFW */ + u32 capabilities; + + /* S/N for debug data mailbox commands */ + atomic_t dbg_data_seq; + + /* Spinlock used to sync the flag mcp_handling_status with + * the mfw events handler + */ + spinlock_t unload_lock; + unsigned long mcp_handling_status; +#define QED_MCP_BYPASS_PROC_BIT 0 +#define QED_MCP_IN_PROCESSING_BIT 1 +}; + +struct qed_mcp_mb_params { + u32 cmd; + u32 param; + void *p_data_src; + void *p_data_dst; + u8 data_src_size; + u8 data_dst_size; + u32 mcp_resp; + u32 mcp_param; + u32 flags; +#define QED_MB_FLAG_CAN_SLEEP (0x1 << 0) +#define QED_MB_FLAG_AVOID_BLOCK (0x1 << 1) +#define QED_MB_FLAGS_IS_SET(params, flag) \ + ({ typeof(params) __params = (params); \ + (__params && (__params->flags & QED_MB_FLAG_ ## flag)); }) +}; + +struct qed_drv_tlv_hdr { + u8 tlv_type; + u8 tlv_length; /* In dwords - not including this header */ + u8 tlv_reserved; +#define QED_DRV_TLV_FLAGS_CHANGED 0x01 + u8 tlv_flags; +}; + +/** + * qed_mcp_is_ext_speed_supported() - Check if management firmware supports + * extended speeds. + * @p_hwfn: HW device data. + * + * Return: true if supported, false otherwise. + */ +static inline bool +qed_mcp_is_ext_speed_supported(const struct qed_hwfn *p_hwfn) +{ + return !!(p_hwfn->mcp_info->capabilities & + FW_MB_PARAM_FEATURE_SUPPORT_EXT_SPEED_FEC_CONTROL); +} + +/** + * qed_mcp_cmd_init(): Initialize the interface with the MCP. + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * + * Return: Int. + */ +int qed_mcp_cmd_init(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt); + +/** + * qed_mcp_cmd_port_init(): Initialize the port interface with the MCP + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: Void. + * + * Can only be called after `num_ports_in_engines' is set + */ +void qed_mcp_cmd_port_init(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt); +/** + * qed_mcp_free(): Releases resources allocated during the init process. + * + * @p_hwfn: HW function. + * + * Return: Int. + */ + +int qed_mcp_free(struct qed_hwfn *p_hwfn); + +/** + * qed_mcp_handle_events(): This function is called from the DPC context. + * After pointing PTT to the mfw mb, check for events sent by + * the MCP to the driver and ack them. In case a critical event + * detected, it will be handled here, otherwise the work will be + * queued to a sleepable work-queue. + * + * @p_hwfn: HW function. + * @p_ptt: PTT required for register access. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_handle_events(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt); + +enum qed_drv_role { + QED_DRV_ROLE_OS, + QED_DRV_ROLE_KDUMP, +}; + +struct qed_load_req_params { + /* Input params */ + enum qed_drv_role drv_role; + u8 timeout_val; + bool avoid_eng_reset; + enum qed_override_force_load override_force_load; + + /* Output params */ + u32 load_code; +}; + +/** + * qed_mcp_load_req(): Sends a LOAD_REQ to the MFW, and in case the + * operation succeeds, returns whether this PF is + * the first on the engine/port or function. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @p_params: Params. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_load_req(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct qed_load_req_params *p_params); + +/** + * qed_mcp_load_done(): Sends a LOAD_DONE message to the MFW. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_load_done(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); + +/** + * qed_mcp_unload_req(): Sends a UNLOAD_REQ message to the MFW. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_unload_req(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); + +/** + * qed_mcp_unload_done(): Sends a UNLOAD_DONE message to the MFW + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_unload_done(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); + +/** + * qed_mcp_read_mb(): Read the MFW mailbox into Current buffer. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: Void. + */ +void qed_mcp_read_mb(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt); + +/** + * qed_mcp_ack_vf_flr(): Ack to mfw that driver finished FLR process for VFs + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @vfs_to_ack: bit mask of all engine VFs for which the PF acks. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_ack_vf_flr(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, u32 *vfs_to_ack); + +/** + * qed_mcp_fill_shmem_func_info(): Calls during init to read shmem of + * all function-related info. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: 0 upon success. + */ +int qed_mcp_fill_shmem_func_info(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt); + +/** + * qed_mcp_reset(): Reset the MCP using mailbox command. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: 0 upon success. + */ +int qed_mcp_reset(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt); + +/** + * qed_mcp_nvm_rd_cmd(): Sends an NVM read command request to the MFW to get + * a buffer. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @cmd: (Command) DRV_MSG_CODE_NVM_GET_FILE_DATA or + * DRV_MSG_CODE_NVM_READ_NVRAM commands. + * @param: [0:23] - Offset [24:31] - Size. + * @o_mcp_resp: MCP response. + * @o_mcp_param: MCP response param. + * @o_txn_size: Buffer size output. + * @o_buf: Pointer to the buffer returned by the MFW. + * @b_can_sleep: Can sleep. + * + * Return: 0 upon success. + */ +int qed_mcp_nvm_rd_cmd(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + u32 cmd, + u32 param, + u32 *o_mcp_resp, + u32 *o_mcp_param, + u32 *o_txn_size, u32 *o_buf, bool b_can_sleep); + +/** + * qed_mcp_phy_sfp_read(): Read from sfp. + * + * @p_hwfn: HW device data. + * @p_ptt: PTT required for register access. + * @port: transceiver port. + * @addr: I2C address. + * @offset: offset in sfp. + * @len: buffer length. + * @p_buf: buffer to read into. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_phy_sfp_read(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, + u32 port, u32 addr, u32 offset, u32 len, u8 *p_buf); + +/** + * qed_mcp_is_init(): indicates whether the MFW objects [under mcp_info] + * are accessible + * + * @p_hwfn: HW device data. + * + * Return: true if MFW is running and mcp_info is initialized. + */ +bool qed_mcp_is_init(struct qed_hwfn *p_hwfn); + +/** + * qed_mcp_config_vf_msix(): Request MFW to configure MSI-X for a VF. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @vf_id: absolute inside engine. + * @num: number of entries to request. + * + * Return: Int. + */ +int qed_mcp_config_vf_msix(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, u8 vf_id, u8 num); + +/** + * qed_mcp_halt(): Halt the MCP. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: 0 upon success. + */ +int qed_mcp_halt(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); + +/** + * qed_mcp_resume: Wake up the MCP. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: 0 upon success. + */ +int qed_mcp_resume(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); + +int qed_configure_pf_min_bandwidth(struct qed_dev *cdev, u8 min_bw); +int qed_configure_pf_max_bandwidth(struct qed_dev *cdev, u8 max_bw); +int __qed_configure_pf_max_bandwidth(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct qed_mcp_link_state *p_link, + u8 max_bw); +int __qed_configure_pf_min_bandwidth(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct qed_mcp_link_state *p_link, + u8 min_bw); + +int qed_mcp_mask_parities(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, u32 mask_parities); + +/* qed_mcp_mdump_get_retain(): Gets the mdump retained data from the MFW. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @p_mdump_retain: mdump retain. + * + * Return: Int - 0 - Operation was successul. + */ +int +qed_mcp_mdump_get_retain(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct mdump_retain_data_stc *p_mdump_retain); + +/** + * qed_mcp_set_resc_max_val(): Sets the MFW's max value for the given resource. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @res_id: RES ID. + * @resc_max_val: Resec max val. + * @p_mcp_resp: MCP Resp + * + * Return: Int - 0 - Operation was successul. + */ +int +qed_mcp_set_resc_max_val(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_resources res_id, + u32 resc_max_val, u32 *p_mcp_resp); + +/** + * qed_mcp_get_resc_info(): Gets the MFW allocation info for the given + * resource. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @res_id: Res ID. + * @p_mcp_resp: MCP resp. + * @p_resc_num: Resc num. + * @p_resc_start: Resc start. + * + * Return: Int - 0 - Operation was successul. + */ +int +qed_mcp_get_resc_info(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_resources res_id, + u32 *p_mcp_resp, u32 *p_resc_num, u32 *p_resc_start); + +/** + * qed_mcp_ov_update_eswitch(): Send eswitch mode to MFW. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @eswitch: eswitch mode. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_ov_update_eswitch(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + enum qed_ov_eswitch eswitch); + +#define QED_MCP_RESC_LOCK_MIN_VAL RESOURCE_DUMP +#define QED_MCP_RESC_LOCK_MAX_VAL 31 + +enum qed_resc_lock { + QED_RESC_LOCK_DBG_DUMP = QED_MCP_RESC_LOCK_MIN_VAL, + QED_RESC_LOCK_PTP_PORT0, + QED_RESC_LOCK_PTP_PORT1, + QED_RESC_LOCK_PTP_PORT2, + QED_RESC_LOCK_PTP_PORT3, + QED_RESC_LOCK_RESC_ALLOC = QED_MCP_RESC_LOCK_MAX_VAL, + QED_RESC_LOCK_RESC_INVALID +}; + +/** + * qed_mcp_initiate_pf_flr(): Initiates PF FLR. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: Int - 0 - Operation was successul. + */ +int qed_mcp_initiate_pf_flr(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); +struct qed_resc_lock_params { + /* Resource number [valid values are 0..31] */ + u8 resource; + + /* Lock timeout value in seconds [default, none or 1..254] */ + u8 timeout; +#define QED_MCP_RESC_LOCK_TO_DEFAULT 0 +#define QED_MCP_RESC_LOCK_TO_NONE 255 + + /* Number of times to retry locking */ + u8 retry_num; +#define QED_MCP_RESC_LOCK_RETRY_CNT_DFLT 10 + + /* The interval in usec between retries */ + u16 retry_interval; +#define QED_MCP_RESC_LOCK_RETRY_VAL_DFLT 10000 + + /* Use sleep or delay between retries */ + bool sleep_b4_retry; + + /* Will be set as true if the resource is free and granted */ + bool b_granted; + + /* Will be filled with the resource owner. + * [0..15 = PF0-15, 16 = MFW] + */ + u8 owner; +}; + +/** + * qed_mcp_resc_lock(): Acquires MFW generic resource lock. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @p_params: Params. + * + * Return: Int - 0 - Operation was successul. + */ +int +qed_mcp_resc_lock(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, struct qed_resc_lock_params *p_params); + +struct qed_resc_unlock_params { + /* Resource number [valid values are 0..31] */ + u8 resource; + + /* Allow to release a resource even if belongs to another PF */ + bool b_force; + + /* Will be set as true if the resource is released */ + bool b_released; +}; + +/** + * qed_mcp_resc_unlock(): Releases MFW generic resource lock. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @p_params: Params. + * + * Return: Int - 0 - Operation was successul. + */ +int +qed_mcp_resc_unlock(struct qed_hwfn *p_hwfn, + struct qed_ptt *p_ptt, + struct qed_resc_unlock_params *p_params); + +/** + * qed_mcp_resc_lock_default_init(): Default initialization for + * lock/unlock resource structs. + * + * @p_lock: lock params struct to be initialized; Can be NULL. + * @p_unlock: unlock params struct to be initialized; Can be NULL. + * @resource: the requested resource. + * @b_is_permanent: disable retries & aging when set. + * + * Return: Void. + */ +void qed_mcp_resc_lock_default_init(struct qed_resc_lock_params *p_lock, + struct qed_resc_unlock_params *p_unlock, + enum qed_resc_lock + resource, bool b_is_permanent); + +/** + * qed_mcp_is_smart_an_supported(): Return whether management firmware + * support smart AN + * + * @p_hwfn: HW device data. + * + * Return: bool true if feature is supported. + */ +bool qed_mcp_is_smart_an_supported(struct qed_hwfn *p_hwfn); + +/** + * qed_mcp_get_capabilities(): Learn of supported MFW features; + * To be done during early init. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: Int. + */ +int qed_mcp_get_capabilities(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); + +/** + * qed_mcp_set_capabilities(): Inform MFW of set of features supported + * by driver. Should be done inside the content + * of the LOAD_REQ. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: Int. + */ +int qed_mcp_set_capabilities(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); + +/** + * qed_mcp_read_ufp_config(): Read ufp config from the shared memory. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: Void. + */ +void qed_mcp_read_ufp_config(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); + +/** + * qed_mcp_nvm_info_populate(): Populate the nvm info shadow in the given + * hardware function. + * + * @p_hwfn: HW device data. + * + * Return: Int. + */ +int qed_mcp_nvm_info_populate(struct qed_hwfn *p_hwfn); + +/** + * qed_mcp_nvm_info_free(): Delete nvm info shadow in the given + * hardware function. + * + * @p_hwfn: HW device data. + * + * Return: Void. + */ +void qed_mcp_nvm_info_free(struct qed_hwfn *p_hwfn); + +/** + * qed_mcp_get_engine_config(): Get the engine affinity configuration. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: Int. + */ +int qed_mcp_get_engine_config(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); + +/** + * qed_mcp_get_ppfid_bitmap(): Get the PPFID bitmap. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * + * Return: Int. + */ +int qed_mcp_get_ppfid_bitmap(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt); + +/** + * qed_mcp_nvm_get_cfg(): Get NVM config attribute value. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @option_id: Option ID. + * @entity_id: Entity ID. + * @flags: Flags. + * @p_buf: Buf. + * @p_len: Len. + * + * Return: Int. + */ +int qed_mcp_nvm_get_cfg(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, + u16 option_id, u8 entity_id, u16 flags, u8 *p_buf, + u32 *p_len); + +/** + * qed_mcp_nvm_set_cfg(): Set NVM config attribute value. + * + * @p_hwfn: HW device data. + * @p_ptt: P_ptt. + * @option_id: Option ID. + * @entity_id: Entity ID. + * @flags: Flags. + * @p_buf: Buf. + * @len: Len. + * + * Return: Int. + */ +int qed_mcp_nvm_set_cfg(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, + u16 option_id, u8 entity_id, u16 flags, u8 *p_buf, + u32 len); + +/** + * qed_mcp_is_esl_supported(): Return whether management firmware support ESL or not. + * + * @p_hwfn: hw function pointer + * + * Return: true if esl is supported, otherwise return false + */ +bool qed_mcp_is_esl_supported(struct qed_hwfn *p_hwfn); + +/** + * qed_mcp_get_esl_status(): Get enhanced system lockdown status + * + * @p_hwfn: hw function pointer + * @p_ptt: ptt resource pointer + * @active: ESL active status data pointer + * + * Return: 0 with esl status info on success, otherwise return error + */ +int qed_mcp_get_esl_status(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt, bool *active); +#endif |