Re: [PATCH] pata_sis: FIFO whack

Re: [PATCH] pata_sis: FIFO whack

[Jeff Garzik]

Alan Cox wrote:
> If you are using a SiS controller and the BIOS didn't set it up then the
> FIFO may be left active when we try and set up the CD. Not convinced this
> matters but I'd prefer to be safe
> 
> Signed-off-by: Alan Cox <alan@redhat.com>
> 
> diff -u --new-file --recursive --exclude-from /usr/src/exclude linux.vanilla-2.6.22-rc2-mm1/drivers/ata/pata_sis.c linux-2.6.22-rc2-mm1/drivers/ata/pata_sis.c
> --- linux.vanilla-2.6.22-rc2-mm1/drivers/ata/pata_sis.c	2007-05-25 17:39:06.000000000 +0100
> +++ linux-2.6.22-rc2-mm1/drivers/ata/pata_sis.c	2007-05-25 18:22:21.000000000 +0100
> @@ -149,6 +149,9 @@
>  	if (!pci_test_config_bits(pdev, &sis_enable_bits[ap->port_no]))
>  		return -ENOENT;
>  
> +	/* Clear the FIFO settings. We can't enable the FIFO until
> +	   we know we are poking at a disk */
> +	pci_write_config_byte(pdev, 0x4B, 0);
>  	return ata_std_prereset(ap, deadline);


Should I queue this into #upstream (2.6.23) or #upstream-fixes 
(2.6.22-rc) branch?

I lean towards #upstream since it is so late in the 2.6.22-rc cycle, 
because of your comment "Not convinced this matters".

	Jeff