Make sure the controller has no pending commands and ready for command
before issuing SRST.
Signed-off-by: Tejun Heo <htejun@xxxxxxxxx>
---
drivers/scsi/sata_sil24.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
538d286b508e9d611eeb1acdfeb0bfde395a0027
diff --git a/drivers/scsi/sata_sil24.c b/drivers/scsi/sata_sil24.c
index 722b287..fed47cf 100644
--- a/drivers/scsi/sata_sil24.c
+++ b/drivers/scsi/sata_sil24.c
@@ -475,6 +475,12 @@ static int sil24_softreset(struct ata_po
irq_enable = readl(port + PORT_IRQ_ENABLE_SET);
writel(irq_enable, port + PORT_IRQ_ENABLE_CLR);
+ /* put the port into known state */
+ if (sil24_init_port(ap)) {
+ reason ="port not ready";
+ goto err;
+ }
+
/*
* XXX: Not sure whether the following sleep is needed or not.
* The original driver had it. So....
--
1.2.4
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