Re: [PATCH] ide: note that IDE generic may prevent other drivers from attaching

[Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>]

On Friday 12 September 2008, Tejun Heo wrote:
> Enabling IDE generic may prevent ATA controllers located on legacy
> ports from being attached to more proper driver or can prevent other
> controllers which share the IRQ from working.  Note it in the help
> message.
> 
> Signed-off-by: Tejun Heo <tj@kernel.org>

applied

> ---
>  drivers/ide/Kconfig |   14 ++++++++++++++
>  1 file changed, 14 insertions(+)
> 
> diff --git a/drivers/ide/Kconfig b/drivers/ide/Kconfig
> index fc735ab..5e5b2d3 100644
> --- a/drivers/ide/Kconfig
> +++ b/drivers/ide/Kconfig
> @@ -292,6 +292,20 @@ config IDE_GENERIC
>  	tristate "generic/default IDE chipset support"
>  	depends on ALPHA || X86 || IA64 || M32R || MIPS
>  	help
> +	  This is the generic IDE driver.  This driver attaches to the
> +	  fixed legacy ports (e.g. on PCs 0x1f0/0x170, 0x1e8/0x168 and
> +	  so on).  Please note that if this driver is built into the
> +	  kernel or loaded before other ATA (IDE or libata) drivers
> +	  and the controller is located at legacy ports, this driver
> +	  will grab those ports and thus can prevent the controller
> +	  specific driver from attaching.

s/will grab/may grab/ since Borislav has fixed PCI-case for .28