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Commit 701f75ec authored by John Garry's avatar John Garry Committed by Martin K. Petersen
Browse files

hisi_sas: Add scan finished and start 



Add functions for scsi host template scan_finished and scan_start
methods.

Signed-off-by: default avatarJohn Garry <john.garry@huawei.com>
Reviewed-by: default avatarArnd Bergmann <arnd@arndb.de>
Reviewed-by: default avatarHannes Reinecke <hare@suse.de>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 66ee999b

drivers/scsi/hisi_sas/hisi_sas.h

+1 −0
Original line number Diff line number Diff line
@@ -156,6 +156,7 @@ struct hisi_hba { 
	u8 sas_addr[SAS_ADDR_SIZE];



	int n_phy;

	int scan_finished;

	spinlock_t lock;



	struct timer_list timer;

drivers/scsi/hisi_sas/hisi_sas_main.c

+25 −0
Original line number Diff line number Diff line
@@ -403,6 +403,29 @@ static int hisi_sas_dev_found(struct domain_device *device) 
	return 0;

}



static void hisi_sas_scan_start(struct Scsi_Host *shost)

{

	struct hisi_hba *hisi_hba = shost_priv(shost);

	int i;



	for (i = 0; i < hisi_hba->n_phy; ++i)

		hisi_sas_bytes_dmaed(hisi_hba, i);



	hisi_hba->scan_finished = 1;

}



static int hisi_sas_scan_finished(struct Scsi_Host *shost, unsigned long time)

{

	struct hisi_hba *hisi_hba = shost_priv(shost);

	struct sas_ha_struct *sha = &hisi_hba->sha;



	if (hisi_hba->scan_finished == 0)

		return 0;



	sas_drain_work(sha);

	return 1;

}



static void hisi_sas_phyup_work(struct work_struct *work)

{

	struct hisi_sas_phy *phy =
@@ -587,6 +610,8 @@ static struct scsi_host_template hisi_sas_sht = { 
	.queuecommand		= sas_queuecommand,

	.target_alloc		= sas_target_alloc,

	.slave_configure	= sas_slave_configure,

	.scan_finished		= hisi_sas_scan_finished,

	.scan_start		= hisi_sas_scan_start,

	.change_queue_depth	= sas_change_queue_depth,

	.bios_param		= sas_bios_param,

	.can_queue		= 1,