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....@windriver.com> :::::: CC: Ingo Molnar <mi...@elte.hu> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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