Re: [RFC/PATCH 0/3] pm: Make SET_*_PM_OPS() macros more smart

From: David Cohen
Date: Thu Dec 19 2013 - 00:08:07 EST


On Thu, Dec 12, 2013 at 09:18:22PM -0800, David Cohen wrote:
> Hi,
>
> These patches are proposal to extend the lack of #ifdef checks on PM callback
> to its implementation too.
>
> Currently SET_*_PM_OPS() macros make #ifdefs checks not necessary when setting
> the callback to PM ops, but the callbacks implementation don't see same
> benefit.
>
> This RFC Solves a problem reported by Santosh on xhci-plat.c driver due to
> wrong #ifdef checks:
>
> drivers/usb/host/xhci-plat.c:201:12: warning: âxhci_plat_suspendâ defined but not used [-Wunused-function]
> drivers/usb/host/xhci-plat.c:209:12: warning: âxhci_plat_resumeâ defined but not used [-Wunused-function]
>
> But instead of fixing the #ifdefs, we remove the need for it :)

Ping. Comments here? :)

Br, David

>
> Br, David Cohen
>
> ---
> David Cohen (2):
> pm: make PM macros more smart
> usb/xhci: implement proper static inline stubs when !CONFIG_PM
>
> Santosh Shilimkar (1):
> usb/xhci-plat: remove unnecessary #ifdef checks for CONFIG_PM_SLEEP
>
> drivers/usb/host/xhci-plat.c | 7 +------
> drivers/usb/host/xhci.h | 6 ++++--
> include/linux/pm.h | 11 +++++++++--
> 3 files changed, 14 insertions(+), 10 deletions(-)
>
> --
> 1.8.4.2
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/