leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

scsi: be2iscsi: Add FUNCTION_RESET during driver unload

Browse Source 
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>
This commit is contained in:
Jitendra Bhivare 2016-08-19 15:20:20 +05:30 committed by Martin K. Petersen
parent 10e1a44ab2
commit 4ee1ec42b3
3 changed files with 6 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

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

@ -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);

2
drivers/scsi/be2iscsi/be_cmds.h
View File

@ -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);

3
drivers/scsi/be2iscsi/be_main.c
View File

@ -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;