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SubjectRe: [PATCH v3 1/2] clocksource: Add Oxford Semiconductor RPS Dual Timer
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On 06/16/2016 03:47 PM, Neil Armstrong wrote:
> On 06/16/2016 03:33 PM, Daniel Lezcano wrote:
>> On 06/15/2016 05:35 PM, kbuild test robot wrote:
>>> Hi,
>>>
>>> [auto build test WARNING on tip/timers/core]
>>> [also build test WARNING on v4.7-rc3 next-20160615]
>>> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
>>>
>>> url: https://github.com/0day-ci/linux/commits/Neil-Armstrong/clocksource-Add-support-for-Oxford-Semiconductor-RPS-Dual-Timer/20160615-181650
>>> config: blackfin-allmodconfig (attached as .config)
>>> compiler: bfin-uclinux-gcc (GCC) 4.6.3
>>> reproduce:
>>> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
>>> chmod +x ~/bin/make.cross
>>> # save the attached .config to linux build tree
>>> make.cross ARCH=blackfin
>>>
>>> All warnings (new ones prefixed by >>):
>>>
>>>>> drivers/clocksource/timer-oxnas-rps.c:50:0: warning: "TIMER_ENABLE" redefined [enabled by default]
>>> arch/blackfin/mach-bf533/include/mach/defBF532.h:97:0: note: this is the location of the previous definition
>>>
>>> vim +/TIMER_ENABLE +50 drivers/clocksource/timer-oxnas-rps.c
>>>
>>> 34 /* TIMER1 used as tick
>>> 35 * TIMER2 used as clocksource
>>> 36 */
>>> 37
>>> 38 /* Registers definitions */
>>> 39
>>> 40 #define TIMER_LOAD_REG 0x0
>>> 41 #define TIMER_CURR_REG 0x4
>>> 42 #define TIMER_CTRL_REG 0x8
>>> 43 #define TIMER_CLRINT_REG 0xC
>>> 44
>>> 45 #define TIMER_BITS 24
>>> 46
>>> 47 #define TIMER_MAX_VAL (BIT(TIMER_BITS) - 1)
>>> 48
>>> 49 #define TIMER_PERIODIC BIT(6)
>>> > 50 #define TIMER_ENABLE BIT(7)
>>
>> It is already defined in the arch/blackfin/include dir.
>>
>
> Hi Daniel,
>
> This should never happen due to the blackfin headers.
> Actually the COMPILE_TEST option made these two happen.
>
> Should I push a v4 to keep COMPILE_TEST ?

Oh, actually with 'depends on GENERIC_CLOCKSOURCE', that should solve
both errors.


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