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edfa53dd61
ethtool_cmis_page_fini() is declared but never implemented. Signed-off-by: Yue Haibing <yuehaibing@huawei.com> Reviewed-by: Danielle Ratson <danieller@nvidia.com> Link: https://patch.msgid.link/20240803112213.4044015-1-yuehaibing@huawei.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
124 lines
3.9 KiB
C
124 lines
3.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#define ETHTOOL_CMIS_CDB_LPL_MAX_PL_LENGTH 120
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#define ETHTOOL_CMIS_CDB_CMD_PAGE 0x9F
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#define ETHTOOL_CMIS_CDB_PAGE_I2C_ADDR 0x50
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/**
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* struct ethtool_cmis_cdb - CDB commands parameters
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* @cmis_rev: CMIS revision major.
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* @read_write_len_ext: Allowable additional number of byte octets to the LPL
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* in a READ or a WRITE CDB commands.
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* @max_completion_time: Maximum CDB command completion time in msec.
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*/
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struct ethtool_cmis_cdb {
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u8 cmis_rev;
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u8 read_write_len_ext;
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u16 max_completion_time;
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};
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enum ethtool_cmis_cdb_cmd_id {
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ETHTOOL_CMIS_CDB_CMD_QUERY_STATUS = 0x0000,
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ETHTOOL_CMIS_CDB_CMD_MODULE_FEATURES = 0x0040,
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ETHTOOL_CMIS_CDB_CMD_FW_MANAGMENT_FEATURES = 0x0041,
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ETHTOOL_CMIS_CDB_CMD_START_FW_DOWNLOAD = 0x0101,
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ETHTOOL_CMIS_CDB_CMD_WRITE_FW_BLOCK_LPL = 0x0103,
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ETHTOOL_CMIS_CDB_CMD_COMPLETE_FW_DOWNLOAD = 0x0107,
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ETHTOOL_CMIS_CDB_CMD_RUN_FW_IMAGE = 0x0109,
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ETHTOOL_CMIS_CDB_CMD_COMMIT_FW_IMAGE = 0x010A,
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};
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/**
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* struct ethtool_cmis_cdb_request - CDB commands request fields as decribed in
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* the CMIS standard
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* @id: Command ID.
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* @epl_len: EPL memory length.
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* @lpl_len: LPL memory length.
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* @chk_code: Check code for the previous field and the payload.
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* @resv1: Added to match the CMIS standard request continuity.
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* @resv2: Added to match the CMIS standard request continuity.
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* @payload: Payload for the CDB commands.
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*/
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struct ethtool_cmis_cdb_request {
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__be16 id;
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struct_group(body,
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__be16 epl_len;
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u8 lpl_len;
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u8 chk_code;
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u8 resv1;
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u8 resv2;
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u8 payload[ETHTOOL_CMIS_CDB_LPL_MAX_PL_LENGTH];
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);
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};
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#define CDB_F_COMPLETION_VALID BIT(0)
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#define CDB_F_STATUS_VALID BIT(1)
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#define CDB_F_MODULE_STATE_VALID BIT(2)
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/**
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* struct ethtool_cmis_cdb_cmd_args - CDB commands execution arguments
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* @req: CDB command fields as described in the CMIS standard.
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* @max_duration: Maximum duration time for command completion in msec.
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* @read_write_len_ext: Allowable additional number of byte octets to the LPL
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* in a READ or a WRITE commands.
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* @msleep_pre_rpl: Waiting time before checking reply in msec.
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* @rpl_exp_len: Expected reply length in bytes.
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* @flags: Validation flags for CDB commands.
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* @err_msg: Error message to be sent to user space.
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*/
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struct ethtool_cmis_cdb_cmd_args {
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struct ethtool_cmis_cdb_request req;
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u16 max_duration;
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u8 read_write_len_ext;
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u8 msleep_pre_rpl;
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u8 rpl_exp_len;
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u8 flags;
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char *err_msg;
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};
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/**
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* struct ethtool_cmis_cdb_rpl_hdr - CDB commands reply header arguments
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* @rpl_len: Reply length.
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* @rpl_chk_code: Reply check code.
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*/
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struct ethtool_cmis_cdb_rpl_hdr {
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u8 rpl_len;
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u8 rpl_chk_code;
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};
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/**
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* struct ethtool_cmis_cdb_rpl - CDB commands reply arguments
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* @hdr: CDB commands reply header arguments.
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* @payload: Payload for the CDB commands reply.
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*/
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struct ethtool_cmis_cdb_rpl {
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struct ethtool_cmis_cdb_rpl_hdr hdr;
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u8 payload[ETHTOOL_CMIS_CDB_LPL_MAX_PL_LENGTH];
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};
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u32 ethtool_cmis_get_max_payload_size(u8 num_of_byte_octs);
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void ethtool_cmis_cdb_compose_args(struct ethtool_cmis_cdb_cmd_args *args,
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enum ethtool_cmis_cdb_cmd_id cmd, u8 *pl,
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u8 lpl_len, u16 max_duration,
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u8 read_write_len_ext, u16 msleep_pre_rpl,
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u8 rpl_exp_len, u8 flags);
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void ethtool_cmis_cdb_check_completion_flag(u8 cmis_rev, u8 *flags);
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void ethtool_cmis_page_init(struct ethtool_module_eeprom *page_data,
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u8 page, u32 offset, u32 length);
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struct ethtool_cmis_cdb *
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ethtool_cmis_cdb_init(struct net_device *dev,
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const struct ethtool_module_fw_flash_params *params,
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struct ethnl_module_fw_flash_ntf_params *ntf_params);
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void ethtool_cmis_cdb_fini(struct ethtool_cmis_cdb *cdb);
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int ethtool_cmis_wait_for_cond(struct net_device *dev, u8 flags, u8 flag,
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u16 max_duration, u32 offset,
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bool (*cond_success)(u8), bool (*cond_fail)(u8), u8 *state);
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int ethtool_cmis_cdb_execute_cmd(struct net_device *dev,
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struct ethtool_cmis_cdb_cmd_args *args);
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