Messages in this thread | | | Date | Thu, 8 Nov 2007 10:52:35 +0000 | From | Alan Cox <> | Subject | Re: [PATCH 1/2 take #2] libata: Support PIO polling-only hosts. |
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On Thu, 8 Nov 2007 11:14:56 +0900 Paul Mundt <lethal@linux-sh.org> wrote:
> By default ata_host_activate() expects a valid IRQ in order to > successfully register the host. This patch enables a special case > for registering polling-only hosts that either don't have IRQs > or have buggy IRQ generation (either in terms of handling or > sensing), which otherwise work fine. > > Hosts that want to use polling mode can simply set ATA_FLAG_PIO_POLLING > and pass in an invalid IRQ. > > Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Acked-by: Alan Cox <alan@redhat.com>
May need to tweak polled isapnp support (or add it) to avoid the WARN but I will take care of it - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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