Hello, Mikael.
> --- linux-2.6.27/drivers/ata/sata_promise.c.~1~ 2008-07-14 10:22:36.000000000 +0200
> +++ linux-2.6.27/drivers/ata/sata_promise.c 2008-10-20 00:20:58.000000000 +0200
> @@ -153,6 +153,7 @@ static void pdc_freeze(struct ata_port *
> static void pdc_sata_freeze(struct ata_port *ap);
> static void pdc_thaw(struct ata_port *ap);
> static void pdc_sata_thaw(struct ata_port *ap);
> +static int pdc_prereset(struct ata_link *link, unsigned long deadline);
> static void pdc_error_handler(struct ata_port *ap);
> static void pdc_post_internal_cmd(struct ata_queued_cmd *qc);
> static int pdc_pata_cable_detect(struct ata_port *ap);
> @@ -175,6 +176,7 @@ static const struct ata_port_operations
> .sff_irq_clear = pdc_irq_clear,
>
> .post_internal_cmd = pdc_post_internal_cmd,
> + .prereset = pdc_prereset,
> .error_handler = pdc_error_handler,
> };
>
> @@ -691,6 +693,12 @@ static void pdc_sata_thaw(struct ata_por
> readl(host_mmio + hotplug_offset); /* flush */
> }
>
> +static int pdc_prereset(struct ata_link *link, unsigned long deadline)
> +{
> + pdc_reset_port(link->ap);
I would put this into ->hardreset itself as the controller can also
get out of sync with reality during reset. Other than that, looks
like the correct approach.
Thanks.
--
tejun
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