Re: [PATCH] allow SGI IOC4 chipset support in ia64 generic kernels

[jbarnes@sgi.com (Jesse Barnes)]

On Tue, Jan 06, 2004 at 10:25:38AM +0000, Christoph Hellwig wrote:
> On Mon, Jan 05, 2004 at 05:09:24PM -0800, Jesse Barnes wrote:
> > The 'depends' directive for SGI IOC4 support is too restrictive.  Just
> > kill it altogether.
> 
> Umm, it won't work for anything but a kernel with SN2 support compile in
> due to the bridge-level dma byteswapping it needs (through a week symbol,
> that's why you don't see compile failures for other architectures, eek!).

Good point.  They'll need either CONFIG_IA64_SGI_SN2 or
CONFIG_IA64_GENERIC to get the right stuff.

> So at least make it depend on CONFIG_IA64

Here's a more correct fix that should prevent people from seeing build
failures at all.

Jesse

===== drivers/ide/Kconfig 1.33 vs edited =====
--- 1.33/drivers/ide/Kconfig	Mon Dec 29 13:37:48 2003
+++ edited/drivers/ide/Kconfig	Tue Jan  6 09:23:30 2004
@@ -747,7 +747,7 @@
 
 config BLK_DEV_SGIIOC4
 	tristate "Silicon Graphics IOC4 chipset support"
-	depends on IA64_SGI_SN2
+	depends on IA64_SGI_SN2 || IA64_GENERIC
 	help
 	  This driver adds PIO & MultiMode DMA-2 support for the SGI IOC4
 	  chipset, which has one channel and can support two devices.