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scsi: be2iscsi: Add cmd to set host data

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Provide driver version in host data to FW.

Signed-off-by: Jitendra Bhivare <jitendra.bhivare@broadcom.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Jitendra Bhivare 2017-10-10 16:18:17 +05:30 committed by Martin K. Petersen
parent 4788e732c3
commit 1cb3c3fd60
3 changed files with 74 additions and 0 deletions
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46
drivers/scsi/be2iscsi/be_cmds.c
View File

@ -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;

26
drivers/scsi/be2iscsi/be_cmds.h
View File

@ -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];

2
drivers/scsi/be2iscsi/be_main.c
View File

@ -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);