[PATCH v2 2/3] ARM: cns3xxx: Add architecture definition for EHCI/OHCI controller
Anton Vorontsov
cbouatmailru at gmail.com
Thu Nov 25 05:48:17 EST 2010
On Thu, Nov 25, 2010 at 03:25:38PM +0800, Lin Mac wrote:
[...]
> > #include <linux/module.h>
> > #include <linux/io.h>
> > #include <linux/delay.h>
> > +#include <asm/atomic.h>
> It's not necessary for mach/pm.h already included it, right?
Technically, it's not necessary. But in Linux we don't rely on
headers including other headers. Think that someday mach/pm.h
may not include asm/atomic.h, so the build will break.
Thanks,
>
> > #include <mach/system.h>
> > #include <mach/cns3xxx.h>
> > #include <mach/pm.h>
> > @@ -117,3 +118,6 @@ int cns3xxx_cpu_clock(void)
> > return cpu;
> > }
> > EXPORT_SYMBOL(cns3xxx_cpu_clock);
> > +
> > +atomic_t usb_pwr_ref = ATOMIC_INIT(0);
> > +EXPORT_SYMBOL(usb_pwr_ref);
--
Anton Vorontsov
Email: cbouatmailru at gmail.com
More information about the linux-arm-kernel
mailing list