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Re: [PATCH 2/6] hpet: remove unused writeq/readq function definitions

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Hi Corentin,

[auto build test ERROR on char-misc/char-misc-testing]
[also build test ERROR on v4.11-rc4 next-20170324]
[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/Corentin-Labbe/hpet-misc-fix/20170327-070101
config: i386-randconfig-x017-201713 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
        # save the attached .config to linux build tree
        make ARCH=i386 

All errors (new ones prefixed by >>):

   drivers//char/hpet.c: In function 'hpet_timer_set_irq':
>> drivers//char/hpet.c:207:7: error: implicit declaration of function 'readq' [-Werror=implicit-function-declaration]
     v = (readq(&timer->hpet_config) & Tn_INT_ROUTE_CAP_MASK) >>
          ^~~~~
   drivers//char/hpet.c: In function 'hpet_release':
>> drivers//char/hpet.c:413:2: error: implicit declaration of function 'writeq' [-Werror=implicit-function-declaration]
     writeq((readq(&timer->hpet_config) & ~Tn_INT_ENB_CNF_MASK),
     ^~~~~~
   cc1: some warnings being treated as errors

vim +/readq +207 drivers//char/hpet.c

70ef6d59 Kevin Hao 2008-05-29  191  	spin_lock_irq(&hpet_lock);
70ef6d59 Kevin Hao 2008-05-29  192  	if (devp->hd_hdwirq) {
70ef6d59 Kevin Hao 2008-05-29  193  		spin_unlock_irq(&hpet_lock);
70ef6d59 Kevin Hao 2008-05-29  194  		return;
70ef6d59 Kevin Hao 2008-05-29  195  	}
70ef6d59 Kevin Hao 2008-05-29  196  
70ef6d59 Kevin Hao 2008-05-29  197  	timer = devp->hd_timer;
70ef6d59 Kevin Hao 2008-05-29  198  
70ef6d59 Kevin Hao 2008-05-29  199  	/* we prefer level triggered mode */
70ef6d59 Kevin Hao 2008-05-29  200  	v = readl(&timer->hpet_config);
70ef6d59 Kevin Hao 2008-05-29  201  	if (!(v & Tn_INT_TYPE_CNF_MASK)) {
70ef6d59 Kevin Hao 2008-05-29  202  		v |= Tn_INT_TYPE_CNF_MASK;
70ef6d59 Kevin Hao 2008-05-29  203  		writel(v, &timer->hpet_config);
70ef6d59 Kevin Hao 2008-05-29  204  	}
70ef6d59 Kevin Hao 2008-05-29  205  	spin_unlock_irq(&hpet_lock);
70ef6d59 Kevin Hao 2008-05-29  206  
70ef6d59 Kevin Hao 2008-05-29 @207  	v = (readq(&timer->hpet_config) & Tn_INT_ROUTE_CAP_MASK) >>
70ef6d59 Kevin Hao 2008-05-29  208  				 Tn_INT_ROUTE_CAP_SHIFT;
70ef6d59 Kevin Hao 2008-05-29  209  
70ef6d59 Kevin Hao 2008-05-29  210  	/*
70ef6d59 Kevin Hao 2008-05-29  211  	 * In PIC mode, skip IRQ0-4, IRQ6-9, IRQ12-15 which is always used by
70ef6d59 Kevin Hao 2008-05-29  212  	 * legacy device. In IO APIC mode, we skip all the legacy IRQS.
70ef6d59 Kevin Hao 2008-05-29  213  	 */
70ef6d59 Kevin Hao 2008-05-29  214  	if (acpi_irq_model == ACPI_IRQ_MODEL_PIC)
70ef6d59 Kevin Hao 2008-05-29  215  		v &= ~0xf3df;

:::::: The code at line 207 was first introduced by commit
:::::: 70ef6d595b6e51618a0cbe44b848d8c9db11a010 x86: get irq for hpet timer

:::::: TO: Kevin Hao <kexin.hao@windriver.com>
:::::: CC: Ingo Molnar <mingo@elte.hu>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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[PATCH 0/6] hpet: misc fix Corentin Labbe <clabbe.montjoie@gmail.com> - 2017-03-25 15:50 +0100
  [PATCH 2/6] hpet: remove unused writeq/readq function definitions Corentin Labbe <clabbe.montjoie@gmail.com> - 2017-03-25 15:50 +0100
    Re: [PATCH 2/6] hpet: remove unused writeq/readq function definitions kbuild test robot <lkp@intel.com> - 2017-03-27 02:00 +0200
      Re: [PATCH 2/6] hpet: remove unused writeq/readq function definitions Corentin Labbe <clabbe.montjoie@gmail.com> - 2017-03-27 10:00 +0200
        Re: [PATCH 2/6] hpet: remove unused writeq/readq function definitions Clemens Ladisch <clemens@ladisch.de> - 2017-03-27 10:10 +0200
          Re: [PATCH 2/6] hpet: remove unused writeq/readq function definitions Corentin Labbe <clabbe.montjoie@gmail.com> - 2017-03-27 11:00 +0200
  [PATCH 1/6] hpet: remove unused variable hpet in hpet_ioctl_common Corentin Labbe <clabbe.montjoie@gmail.com> - 2017-03-25 15:50 +0100

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