[PATCH v8 3/4] ata: Add APM X-Gene SoC SATA host controller driver

Tejun Heo tj at kernel.org
Sat Jan 11 14:31:04 EST 2014


Hello, David.

On Fri, Jan 10, 2014 at 02:07:21PM -0600, David Milburn wrote:
> Tejun, to avoid some of the interrupt handling code duplication, would
> it better to have a AHCI_HFLAG_FLUSH and then change
> 
> this driver to set flush
> 
> hpriv->hpriv.flush = (void *) xgene_ahci_iob_flush;
> 
> and then standard code flush when necessary
> 
> ahci_handle_port_interrupt
> 
>        /* board-specific flush before servicing completed cmds */
>        if (hpriv-> flags & AHCI_HFLAG_FLUSH)
>                hpriv->flush(hpriv);

And this would be the only spot that this would be necessary?  If so,
why not just wrap the interrupt handler?

Thanks.

-- 
tejun



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