diff mbox series

[v2,10/13] scsi: hisi_sas: Add time interval between two H2D FIS following soft reset spec

Message ID 20241008021822.2617339-11-liyihang9@huawei.com
State New
Headers show
Series scsi: hisi_sas: Some fixes for hisi_sas | expand

Commit Message

Yihang Li Oct. 8, 2024, 2:18 a.m. UTC 
From: Xingui Yang <yangxingui@huawei.com>

Spec says at least 5us between two H2D FIS when do soft reset, but be
generous and sleep for about 1ms.

Signed-off-by: Xingui Yang <yangxingui@huawei.com>
Reviewed-by: Yihang Li <liyihang9@huawei.com>
---
 drivers/scsi/hisi_sas/hisi_sas_main.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/scsi/hisi_sas/hisi_sas_main.c b/drivers/scsi/hisi_sas/hisi_sas_main.c
index 93f9f13084fd..53cb15f6714b 100644
--- a/drivers/scsi/hisi_sas/hisi_sas_main.c
+++ b/drivers/scsi/hisi_sas/hisi_sas_main.c
@@ -1321,6 +1321,7 @@  static int hisi_sas_softreset_ata_disk(struct domain_device *device)
 	}
 
 	if (rc == TMF_RESP_FUNC_COMPLETE) {
+		usleep_range(900, 1000);
 		ata_for_each_link(link, ap, EDGE) {
 			int pmp = sata_srst_pmp(link);