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authorJitendra Bhivare <jitendra.bhivare@broadcom.com>2016-08-19 09:50:20 (GMT)
committerMartin K. Petersen <martin.petersen@oracle.com>2016-08-24 02:42:44 (GMT)
commit4ee1ec42b33036c785d92744446630e6e242327e (patch)
tree68fa0734d9abd32562100e2cb58c44fe0f85d802 /drivers/scsi/be2iscsi
parent10e1a44ab2bfc850f5ccca5624c68f7c7f8c460c (diff)
downloadlinux-4ee1ec42b33036c785d92744446630e6e242327e.tar.xz
scsi: be2iscsi: Add FUNCTION_RESET during driver unload
Driver unload should call COMMON_FUNCTION_RESET. For TPE feature, this ensures that FW has knowledge about driver getting unloaded and can reset its bit vector. Signed-off-by: Jitendra Bhivare <jitendra.bhivare@broadcom.com> Reviewed-by: Hannes Reinecke <hare@suse.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.c2
-rw-r--r--drivers/scsi/be2iscsi/be_cmds.h2
-rw-r--r--drivers/scsi/be2iscsi/be_main.c3
3 files changed, 6 insertions, 1 deletions
diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c
index ad7405d..5fe1610 100644
--- a/drivers/scsi/be2iscsi/be_cmds.c
+++ b/drivers/scsi/be2iscsi/be_cmds.c
@@ -1595,7 +1595,7 @@ int beiscsi_check_fw_rdy(struct beiscsi_hba *phba)
return rdy;
}
-static int beiscsi_cmd_function_reset(struct beiscsi_hba *phba)
+int beiscsi_cmd_function_reset(struct beiscsi_hba *phba)
{
struct be_ctrl_info *ctrl = &phba->ctrl;
struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
diff --git a/drivers/scsi/be2iscsi/be_cmds.h b/drivers/scsi/be2iscsi/be_cmds.h
index 26d7921..8283344 100644
--- a/drivers/scsi/be2iscsi/be_cmds.h
+++ b/drivers/scsi/be2iscsi/be_cmds.h
@@ -762,6 +762,8 @@ struct be_cmd_set_features {
} param;
} __packed;
+int beiscsi_cmd_function_reset(struct beiscsi_hba *phba);
+
int beiscsi_cmd_special_wrb(struct be_ctrl_info *ctrl, u32 load);
int beiscsi_check_fw_rdy(struct beiscsi_hba *phba);
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
index cf82973..3aa2f04 100644
--- a/drivers/scsi/be2iscsi/be_main.c
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -3771,9 +3771,12 @@ static void hwi_cleanup_port(struct beiscsi_hba *phba)
beiscsi_cmd_q_destroy(ctrl, q, QTYPE_EQ);
}
}
+ /* this ensures complete FW cleanup */
+ beiscsi_cmd_function_reset(phba);
/* last communication, indicate driver is unloading */
beiscsi_cmd_special_wrb(&phba->ctrl, 0);
}
+
static int hwi_init_port(struct beiscsi_hba *phba)
{
struct hwi_controller *phwi_ctrlr;