diff options
| author | Jitendra Bhivare <jitendra.bhivare@broadcom.com> | 2016-08-19 15:20:20 +0530 |
|---|---|---|
| committer | Martin K. Petersen <martin.petersen@oracle.com> | 2016-08-23 22:42:44 -0400 |
| commit | 4ee1ec42b33036c785d92744446630e6e242327e (patch) | |
| tree | 68fa0734d9abd32562100e2cb58c44fe0f85d802 /drivers/scsi/be2iscsi | |
| parent | 10e1a44ab2bfc850f5ccca5624c68f7c7f8c460c (diff) | |
| download | lwn-4ee1ec42b33036c785d92744446630e6e242327e.tar.gz lwn-4ee1ec42b33036c785d92744446630e6e242327e.zip | |
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.c | 2 | ||||
| -rw-r--r-- | drivers/scsi/be2iscsi/be_cmds.h | 2 | ||||
| -rw-r--r-- | drivers/scsi/be2iscsi/be_main.c | 3 |
3 files changed, 6 insertions, 1 deletions
diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c index ad7405d6821f..5fe161029585 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 26d7921f48a4..8283344c3f93 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 cf82973e2789..3aa2f04e71a7 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; |