[PATCH V2] ST SPEAr: PCIE gadget suppport

Andrew Morton akpm at linux-foundation.org
Thu Jan 6 15:18:53 EST 2011

On Thu, 6 Jan 2011 17:29:10 +0530
Viresh Kumar <viresh.kumar at st.com> wrote:

> From: Pratyush Anand <pratyush.anand at st.com>
> This is a configurable gadget. can be configured by sysfs interface. Any
> IP available at PCIE bus can be programmed to be used by host
> controller.It supoorts both INTX and MSI.
> By default, gadget is configured for INTX and SYSRAM1 is mapped to BAR0
> with size 0x1000
> ...
> --- /dev/null
> +++ b/Documentation/misc-devices/spear-pcie-gadget.txt

Please recheck this documentation file - it contains a number of simple

> ...
> +	if (strict_strtoul(buf, 0, &config->requested_msi))
> +		return -EINVAL;

It doesn't matter much, but the code really should propagate the
strict_strtoul() return error code back to the caller, rather than
overwriting it with -EINVAL.

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