Re: [PATCH 1/2 take #2] libata: Support PIO polling-only hosts.

On Thu, 8 Nov 2007 11:14:56 +0900
Paul Mundt <[email protected]> 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 <[email protected]>

Acked-by: Alan Cox <[email protected]>


May need to tweak polled isapnp support (or add it) to avoid the WARN but
I will take care of it
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    • From: Paul Mundt <[email protected]>

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