[PATCH] sata_sil24: put port into known state before softresetting
Make sure the controller has no pending commands and ready for command before issuing SRST. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
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@ -474,6 +474,12 @@ static int sil24_softreset(struct ata_port *ap, unsigned int *class)
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irq_enable = readl(port + PORT_IRQ_ENABLE_SET);
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writel(irq_enable, port + PORT_IRQ_ENABLE_CLR);
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/* put the port into known state */
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if (sil24_init_port(ap)) {
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reason ="port not ready";
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goto err;
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}
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/*
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* XXX: Not sure whether the following sleep is needed or not.
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* The original driver had it. So....
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