[PATCH 08/13] sata_sil24: put port into known state before softresetting

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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(-)

b2c3f8df81a80fae7e9c145a5b73939799c66447
diff --git a/drivers/scsi/sata_sil24.c b/drivers/scsi/sata_sil24.c
index ccb442f..b739c23 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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