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authorJitendra Bhivare <jitendra.bhivare@broadcom.com>2017-10-10 16:18:17 +0530
committerMartin K. Petersen <martin.petersen@oracle.com>2017-10-11 14:18:29 -0400
commit1cb3c3fd60361f0e900af8e7ecdcd65bed70ab08 (patch)
treeeff13dca27f01e88471b4a04d5ddfd2ecfb824bf /drivers/scsi/be2iscsi
parent4788e732c39120e55762a7e296cf7dbdf366f44c (diff)
scsi: be2iscsi: Add cmd to set host data
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>
Diffstat (limited to 'drivers/scsi/be2iscsi')
-rw-r--r--drivers/scsi/be2iscsi/be_cmds.c46
-rw-r--r--drivers/scsi/be2iscsi/be_cmds.h26
-rw-r--r--drivers/scsi/be2iscsi/be_main.c2
3 files changed, 74 insertions, 0 deletions
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);