Re: [PATCH net-next v1 1/2] ieee802154: ca8210: Use proper setter and getters for bitwise types

From: Andy Shevchenko
Date: Mon Mar 03 2025 - 11:23:39 EST


On Mon, Mar 03, 2025 at 05:06:32PM +0100, Miquel Raynal wrote:
> On 03/03/2025 at 17:07:39 +02, Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
>
> > Sparse complains that the driver doesn't respect the bitwise types:
> >
> > drivers/net/ieee802154/ca8210.c:1796:27: warning: incorrect type in assignment (different base types)
> > drivers/net/ieee802154/ca8210.c:1796:27: expected restricted __le16 [addressable] [assigned] [usertype] pan_id
> > drivers/net/ieee802154/ca8210.c:1796:27: got unsigned short [usertype]
> > drivers/net/ieee802154/ca8210.c:1801:25: warning: incorrect type in assignment (different base types)
> > drivers/net/ieee802154/ca8210.c:1801:25: expected restricted __le16 [addressable] [assigned] [usertype] pan_id
> > drivers/net/ieee802154/ca8210.c:1801:25: got unsigned short [usertype]
> > drivers/net/ieee802154/ca8210.c:1928:28: warning: incorrect type in argument 3 (different base types)
> > drivers/net/ieee802154/ca8210.c:1928:28: expected unsigned short [usertype] dst_pan_id
> > drivers/net/ieee802154/ca8210.c:1928:28: got restricted __le16 [addressable] [usertype] pan_id
> >
> > Use proper setter and getters for bitwise types.
> >
> > Note, in accordance with [1] the protocol is little endian.
> >
> > Link: https://www.cascoda.com/wp-content/uploads/2018/11/CA-8210_datasheet_0418.pdf [1]
> > Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
>
> Looks correct indeed,

TBH, my guts feeling is that this driver was never tested on BE platforms...

> Reviewed-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>

Thanks for review!

--
With Best Regards,
Andy Shevchenko