Re: [PATCH v1 04/12] i2c: isch: Switch to memory mapped IO accessors

From: Andi Shyti
Date: Mon Sep 16 2024 - 06:10:47 EST


Hi Andy,

On Mon, Sep 16, 2024 at 12:07:28PM GMT, Andy Shevchenko wrote:
> On Sat, Sep 14, 2024 at 02:56:19PM +0800, kernel test robot wrote:
> > Hi Andy,
> >
> > kernel test robot noticed the following build warnings:
> >
> > [auto build test WARNING on andi-shyti/i2c/i2c-host]
> > [also build test WARNING on linus/master v6.11-rc7]
> > [cannot apply to next-20240913]
> > [If your patch is applied to the wrong git tree, kindly drop us a note.
> > And when submitting patch, we suggest to use '--base' as documented in
> > https://git-scm.com/docs/git-format-patch#_base_tree_information]
> >
> > url: https://github.com/intel-lab-lkp/linux/commits/Andy-Shevchenko/i2c-isch-Add-missed-else/20240912-002224
> > base: https://git.kernel.org/pub/scm/linux/kernel/git/andi.shyti/linux.git i2c/i2c-host
> > patch link: https://lore.kernel.org/r/20240911154820.2846187-5-andriy.shevchenko%40linux.intel.com
> > patch subject: [PATCH v1 04/12] i2c: isch: Switch to memory mapped IO accessors
> > config: alpha-allyesconfig (https://download.01.org/0day-ci/archive/20240914/202409141436.QFCDQrRF-lkp@xxxxxxxxx/config)
> > compiler: alpha-linux-gcc (GCC) 13.3.0
> > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240914/202409141436.QFCDQrRF-lkp@xxxxxxxxx/reproduce)
> >
> > If you fix the issue in a separate patch/commit (i.e. not just a new version of
> > the same patch/commit), kindly add following tags
> > | Reported-by: kernel test robot <lkp@xxxxxxxxx>
> > | Closes: https://lore.kernel.org/oe-kbuild-all/202409141436.QFCDQrRF-lkp@xxxxxxxxx/
> >
> > All warnings (new ones prefixed by >>):
> >
> > drivers/i2c/busses/i2c-isch.c: In function 'smbus_sch_probe':
> > >> drivers/i2c/busses/i2c-isch.c:296:42: warning: format '%x' expects argument of type 'unsigned int', but argument 4 has type 'resource_size_t' {aka 'long long unsigned int'} [-Wformat=]
> > 296 | "SMBus SCH adapter at %04x", res->start);
> > | ~~~^ ~~~~~~~~~~
> > | | |
> > | | resource_size_t {aka long long unsigned int}
> > | unsigned int
> > | %04llx
>
> Yeah, this should be something like %pa, but the problem with that that it
> always uses the same, fixed-width format with a prefix. We don't want this. But
> to make sure we have proper specifier we need to introduce a temporary variable
> and assign the resource start address to it and then use that variable in here.
> I'll update this in v2 and send it after we have v6.12-rc1 is out.

Feel free to send it, I will apply it in i2c/i2c-host-for-6.12,
that's where I'm collecting the next patches.

Andi