From 1cb3c3fd60361f0e900af8e7ecdcd65bed70ab08 Mon Sep 17 00:00:00 2001 From: Jitendra Bhivare Date: Tue, 10 Oct 2017 16:18:17 +0530 Subject: [PATCH] scsi: be2iscsi: Add cmd to set host data Provide driver version in host data to FW. Signed-off-by: Jitendra Bhivare Signed-off-by: Martin K. Petersen --- drivers/scsi/be2iscsi/be_cmds.c | 46 +++++++++++++++++++++++++++++++++ drivers/scsi/be2iscsi/be_cmds.h | 26 +++++++++++++++++++ drivers/scsi/be2iscsi/be_main.c | 2 ++ 3 files changed, 74 insertions(+) diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c index 6af448d69126..04996665e608 100644 --- a/drivers/scsi/be2iscsi/be_cmds.c +++ b/drivers/scsi/be2iscsi/be_cmds.c @@ -1522,6 +1522,52 @@ int beiscsi_get_port_name(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba) return ret; } +int beiscsi_set_host_data(struct beiscsi_hba *phba) +{ + struct be_ctrl_info *ctrl = &phba->ctrl; + struct be_cmd_set_host_data *ioctl; + struct be_mcc_wrb *wrb; + int ret = 0; + + if (is_chip_be2_be3r(phba)) + return ret; + + mutex_lock(&ctrl->mbox_lock); + wrb = wrb_from_mbox(&ctrl->mbox_mem); + memset(wrb, 0, sizeof(*wrb)); + ioctl = embedded_payload(wrb); + + be_wrb_hdr_prepare(wrb, sizeof(*ioctl), true, 0); + be_cmd_hdr_prepare(&ioctl->h.req_hdr, CMD_SUBSYSTEM_COMMON, + OPCODE_COMMON_SET_HOST_DATA, + EMBED_MBX_MAX_PAYLOAD_SIZE); + ioctl->param.req.param_id = BE_CMD_SET_HOST_PARAM_ID; + ioctl->param.req.param_len = + snprintf((char *)ioctl->param.req.param_data, + sizeof(ioctl->param.req.param_data), + "Linux iSCSI v%s", BUILD_STR); + ioctl->param.req.param_len = ALIGN(ioctl->param.req.param_len, 4); + if (ioctl->param.req.param_len > BE_CMD_MAX_DRV_VERSION) + ioctl->param.req.param_len = BE_CMD_MAX_DRV_VERSION; + ret = be_mbox_notify(ctrl); + if (!ret) { + beiscsi_log(phba, KERN_INFO, BEISCSI_LOG_INIT, + "BG_%d : HBA set host driver version\n"); + } else { + /** + * Check "MCC_STATUS_INVALID_LENGTH" for SKH. + * Older FW versions return this error. + */ + if (ret == MCC_STATUS_ILLEGAL_REQUEST || + ret == MCC_STATUS_INVALID_LENGTH) + __beiscsi_log(phba, KERN_INFO, + "BG_%d : HBA failed to set host driver version\n"); + } + + mutex_unlock(&ctrl->mbox_lock); + return ret; +} + int beiscsi_set_uer_feature(struct beiscsi_hba *phba) { struct be_ctrl_info *ctrl = &phba->ctrl; diff --git a/drivers/scsi/be2iscsi/be_cmds.h b/drivers/scsi/be2iscsi/be_cmds.h index 4f1ac97d9921..5d5e8fbd9a57 100644 --- a/drivers/scsi/be2iscsi/be_cmds.h +++ b/drivers/scsi/be2iscsi/be_cmds.h @@ -230,6 +230,7 @@ struct be_mcc_mailbox { #define OPCODE_COMMON_QUERY_FIRMWARE_CONFIG 58 #define OPCODE_COMMON_FUNCTION_RESET 61 #define OPCODE_COMMON_GET_PORT_NAME 77 +#define OPCODE_COMMON_SET_HOST_DATA 93 #define OPCODE_COMMON_SET_FEATURES 191 /** @@ -737,6 +738,30 @@ struct be_cmd_hba_name { u8 initiator_alias[BE_INI_ALIAS_LEN]; } __packed; +/******************** COMMON SET HOST DATA *******************/ +#define BE_CMD_SET_HOST_PARAM_ID 0x2 +#define BE_CMD_MAX_DRV_VERSION 0x30 +struct be_sethost_req { + u32 param_id; + u32 param_len; + u32 param_data[32]; +}; + +struct be_sethost_resp { + u32 rsvd0; +}; + +struct be_cmd_set_host_data { + union { + struct be_cmd_req_hdr req_hdr; + struct be_cmd_resp_hdr resp_hdr; + } h; + union { + struct be_sethost_req req; + struct be_sethost_resp resp; + } param; +} __packed; + /******************** COMMON SET Features *******************/ #define BE_CMD_SET_FEATURE_UER 0x10 #define BE_CMD_UER_SUPP_BIT 0x1 @@ -845,6 +870,7 @@ int beiscsi_get_fw_config(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba); int beiscsi_get_port_name(struct be_ctrl_info *ctrl, struct beiscsi_hba *phba); int beiscsi_set_uer_feature(struct beiscsi_hba *phba); +int beiscsi_set_host_data(struct beiscsi_hba *phba); struct be_default_pdu_context { u32 dw[4]; diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index 8f7e394ec964..02144c5a2b93 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -5325,6 +5325,7 @@ static int beiscsi_enable_port(struct beiscsi_hba *phba) be2iscsi_enable_msix(phba); beiscsi_get_params(phba); + beiscsi_set_host_data(phba); /* Re-enable UER. If different TPE occurs then it is recoverable. */ beiscsi_set_uer_feature(phba); @@ -5623,6 +5624,7 @@ static int beiscsi_dev_probe(struct pci_dev *pcidev, } beiscsi_get_port_name(&phba->ctrl, phba); beiscsi_get_params(phba); + beiscsi_set_host_data(phba); beiscsi_set_uer_feature(phba); be2iscsi_enable_msix(phba);