[PATCH] powerpc/4xx: Add pcix type 1 transactions

Benjamin Herrenschmidt benh at kernel.crashing.org
Thu Jan 21 07:51:36 EST 2010


On Wed, 2010-01-20 at 14:59 +0100, Stef van Os wrote:
> Some of the newer 4xx pci cores don't send PCI type 1 transactions.
> This patch enables type 1 transations for pcix nodes, thus enabling
> devices behind PCI bridges.
> 
> Signed-off-by: Stef van Os <stef.van.os at gmail.com>
> ---

Thanks, I'll send that to Linus after LCA.

Cheers,
Ben.

>  arch/powerpc/sysdev/ppc4xx_pci.c |    3 ++-
>  1 files changed, 2 insertions(+), 1 deletions(-)
> 
> diff --git a/arch/powerpc/sysdev/ppc4xx_pci.c b/arch/powerpc/sysdev/ppc4xx_pci.c
> index 6ff9d71..8aa3302 100644
> --- a/arch/powerpc/sysdev/ppc4xx_pci.c
> +++ b/arch/powerpc/sysdev/ppc4xx_pci.c
> @@ -569,7 +569,8 @@ static void __init ppc4xx_probe_pcix_bridge(struct device_node *np)
>  	hose->last_busno = bus_range ? bus_range[1] : 0xff;
>  
>  	/* Setup config space */
> -	setup_indirect_pci(hose, rsrc_cfg.start, rsrc_cfg.start + 0x4, 0);
> +	setup_indirect_pci(hose, rsrc_cfg.start, rsrc_cfg.start + 0x4,
> +					PPC_INDIRECT_TYPE_SET_CFG_TYPE);
>  
>  	/* Disable all windows */
>  	writel(0, reg + PCIX0_POM0SA);
> -- 
> 1.6.6.267.g5b159
> 
> 
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