Re: [PATCH] iio: adc: imx25-gcq: fix do_div

From: Jonathan Cameron
Date: Sat Mar 12 2016 - 06:09:24 EST


On 07/03/16 11:06, Sudip Mukherjee wrote:
> On Mon, Mar 07, 2016 at 10:01:34AM +0100, Markus Pargmann wrote:
>> Hi,
>>
>> On Saturday 05 March 2016 18:43:11 Jonathan Cameron wrote:
>>> On 03/03/16 12:51, Sudip Mukherjee wrote:
>>>> We are getting build failure with tilepro allmodconfig with the error:
>>>>
>>>> drivers/iio/adc/fsl-imx25-gcq.c:236:4: note: in expansion of macro 'do_div'
>>>> do_div(priv->channel_vref_mv[reg], 1000);
>>>> ^
>>>>
>>>> include/asm-generic/div64.h:198:17: note: expected 'uint64_t *
>>>> {aka long long unsigned int *}' but argument is of type 'u32 *
>>>> {aka unsigned int *}'
>>>>
>>>> Create a temporary variable of type u64 and use that in do_div.
>>>>
>>>> Signed-off-by: Sudip Mukherjee <sudip.mukherjee@xxxxxxxxxxxxxxx>
>>> Markus, can you take a quick look at this.
>>
>> Thanks. I think this was already fixed by Arnd.
>> "iio: adc/imx25-gcq: move incorrect do_div"
>
> It should. But I still have the same build failure with next-20160307
> and not only tilepro, even m32r is also having the same build failure.
>
Lee, did you pick the original fix from Arnd up?

I can take this after the merge window if not.

Jonathan
> regards
> sudip
>