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scsi: libsas: Add TMF handler exec complete callback

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The pm8001 TMF handler has some special processing when the TMF completes,
so add a callback and fill it in for the pm8001 driver.

Link: https://lore.kernel.org/r/1645112566-115804-12-git-send-email-john.garry@huawei.com
Tested-by: Yihang Li <liyihang6@hisilicon.com>
Tested-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: John Garry <john.garry@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
John Garry 2022-02-17 23:42:39 +08:00 committed by Martin K. Petersen
parent 350d85ba5b
commit 2037a34031
5 changed files with 22 additions and 0 deletions
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3
drivers/scsi/libsas/sas_scsi_host.c
View File

@ -957,6 +957,9 @@ int sas_execute_tmf(struct domain_device *device, void *parameter,
wait_for_completion(&task->slow_task->completion);
if (i->dft->lldd_tmf_exec_complete)
i->dft->lldd_tmf_exec_complete(device);
res = TMF_RESP_FUNC_FAILED;
if ((task->task_state_flags & SAS_TASK_STATE_ABORTED)) {

1
drivers/scsi/pm8001/pm8001_init.c
View File

@ -128,6 +128,7 @@ static struct sas_domain_function_template pm8001_transport_ops = {
.lldd_lu_reset = pm8001_lu_reset,
.lldd_query_task = pm8001_query_task,
.lldd_port_formed = pm8001_port_formed,
.lldd_tmf_exec_complete = pm8001_setds_completion,
};
/**

14
drivers/scsi/pm8001/pm8001_sas.c
View File

@ -1376,3 +1376,17 @@ void pm8001_port_formed(struct asd_sas_phy *sas_phy)
}
sas_port->lldd_port = port;
}
void pm8001_setds_completion(struct domain_device *dev)
{
struct pm8001_hba_info *pm8001_ha = pm8001_find_ha_by_dev(dev);
struct pm8001_device *pm8001_dev = dev->lldd_dev;
DECLARE_COMPLETION_ONSTACK(completion_setstate);
if (pm8001_ha->chip_id != chip_8001) {
pm8001_dev->setds_completion = &completion_setstate;
PM8001_CHIP_DISP->set_dev_state_req(pm8001_ha,
pm8001_dev, DS_OPERATIONAL);
wait_for_completion(&completion_setstate);
}
}

1
drivers/scsi/pm8001/pm8001_sas.h
View File

@ -742,6 +742,7 @@ pm8001_ccb_task_free_done(struct pm8001_hba_info *pm8001_ha,
smp_mb(); /*in order to force CPU ordering*/
task->task_done(task);
}
void pm8001_setds_completion(struct domain_device *dev);
#endif

3
include/scsi/libsas.h
View File

@ -652,6 +652,9 @@ struct sas_domain_function_template {
int (*lldd_lu_reset)(struct domain_device *, u8 *lun);
int (*lldd_query_task)(struct sas_task *);
/* Special TMF callbacks */
void (*lldd_tmf_exec_complete)(struct domain_device *dev);
/* Port and Adapter management */
int (*lldd_clear_nexus_port)(struct asd_sas_port *);
int (*lldd_clear_nexus_ha)(struct sas_ha_struct *);