tree: https://git.kernel.org/pub/scm/linux/kernel/git/morse/linux.git mpam/snapshot/v5.15 head: ce3629841262f725a5f3a327403fcaf0e604a85e commit: d69569a733100394b3e22e7fcef6f5013827ac3b [70/139] arm64: irq: Collect GIC_IRQ_TYPE definitions into one place config: arm-allyesconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/morse/linux.git/commit/?i... git remote add morse https://git.kernel.org/pub/scm/linux/kernel/git/morse/linux.git git fetch --no-tags morse mpam/snapshot/v5.15 git checkout d69569a733100394b3e22e7fcef6f5013827ac3b # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm SHELL=/bin/bash drivers/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): drivers/irqchip/irq-gic-v3.c: In function 'gic_irq_domain_translate': 1422 | case GIC_IRQ_TYPE_LPI: /* LPI */ | ^~~~~~~~~~~~~~~~ drivers/irqchip/irq-gic-v3.c:1422:22: note: each undeclared identifier is reported only once for each function it appears in 1425 | case GIC_IRQ_TYPE_PARTITION: | ^~~~~~~~~~~~~~~~~~~~~~ drivers/irqchip/irq-gic-v3.c: In function '__partition_ppis': drivers/irqchip/irq-gic-v3.c:1840:43: error: 'GIC_IRQ_TYPE_PARTITION' undeclared (first use in this function) 1840 | [0] = GIC_IRQ_TYPE_PARTITION, | ^~~~~~~~~~~~~~~~~~~~~~ -- drivers/irqchip/irq-gic-v3-its.c: In function 'its_irq_gic_domain_alloc': 3518 | fwspec.param[0] = GIC_IRQ_TYPE_LPI; | ^~~~~~~~~~~~~~~~ drivers/irqchip/irq-gic-v3-its.c:3518:35: note: each undeclared identifier is reported only once for each function it appears in vim +/GIC_IRQ_TYPE_LPI +1422 drivers/irqchip/irq-gic-v3.c 021f653791ad17 Marc Zyngier 2014-06-30 1393 f833f57ff25450 Marc Zyngier 2015-10-13 1394 static int gic_irq_domain_translate(struct irq_domain *d, f833f57ff25450 Marc Zyngier 2015-10-13 1395 struct irq_fwspec *fwspec, f833f57ff25450 Marc Zyngier 2015-10-13 1396 unsigned long *hwirq, f833f57ff25450 Marc Zyngier 2015-10-13 1397 unsigned int *type) 021f653791ad17 Marc Zyngier 2014-06-30 1398 { 64b499d8df40da Marc Zyngier 2020-04-25 1399 if (fwspec->param_count == 1 && fwspec->param[0] < 16) { 64b499d8df40da Marc Zyngier 2020-04-25 1400 *hwirq = fwspec->param[0]; 64b499d8df40da Marc Zyngier 2020-04-25 1401 *type = IRQ_TYPE_EDGE_RISING; 64b499d8df40da Marc Zyngier 2020-04-25 1402 return 0; 64b499d8df40da Marc Zyngier 2020-04-25 1403 } 64b499d8df40da Marc Zyngier 2020-04-25 1404 f833f57ff25450 Marc Zyngier 2015-10-13 1405 if (is_of_node(fwspec->fwnode)) { f833f57ff25450 Marc Zyngier 2015-10-13 1406 if (fwspec->param_count < 3) 021f653791ad17 Marc Zyngier 2014-06-30 1407 return -EINVAL; 021f653791ad17 Marc Zyngier 2014-06-30 1408 db8c70ec1f9d45 Marc Zyngier 2015-10-14 1409 switch (fwspec->param[0]) { db8c70ec1f9d45 Marc Zyngier 2015-10-14 1410 case 0: /* SPI */ db8c70ec1f9d45 Marc Zyngier 2015-10-14 1411 *hwirq = fwspec->param[1] + 32; db8c70ec1f9d45 Marc Zyngier 2015-10-14 1412 break; db8c70ec1f9d45 Marc Zyngier 2015-10-14 1413 case 1: /* PPI */ f833f57ff25450 Marc Zyngier 2015-10-13 1414 *hwirq = fwspec->param[1] + 16; db8c70ec1f9d45 Marc Zyngier 2015-10-14 1415 break; 211bddd210a674 Marc Zyngier 2019-07-16 1416 case 2: /* ESPI */ 211bddd210a674 Marc Zyngier 2019-07-16 1417 *hwirq = fwspec->param[1] + ESPI_BASE_INTID; 211bddd210a674 Marc Zyngier 2019-07-16 1418 break; 5f51f803826e4f Marc Zyngier 2019-07-18 1419 case 3: /* EPPI */ 5f51f803826e4f Marc Zyngier 2019-07-18 1420 *hwirq = fwspec->param[1] + EPPI_BASE_INTID; 5f51f803826e4f Marc Zyngier 2019-07-18 1421 break; db8c70ec1f9d45 Marc Zyngier 2015-10-14 @1422 case GIC_IRQ_TYPE_LPI: /* LPI */ db8c70ec1f9d45 Marc Zyngier 2015-10-14 1423 *hwirq = fwspec->param[1]; db8c70ec1f9d45 Marc Zyngier 2015-10-14 1424 break; 5f51f803826e4f Marc Zyngier 2019-07-18 @1425 case GIC_IRQ_TYPE_PARTITION: 5f51f803826e4f Marc Zyngier 2019-07-18 1426 *hwirq = fwspec->param[1]; 5f51f803826e4f Marc Zyngier 2019-07-18 1427 if (fwspec->param[1] >= 16) 5f51f803826e4f Marc Zyngier 2019-07-18 1428 *hwirq += EPPI_BASE_INTID - 16; 5f51f803826e4f Marc Zyngier 2019-07-18 1429 else 5f51f803826e4f Marc Zyngier 2019-07-18 1430 *hwirq += 16; 5f51f803826e4f Marc Zyngier 2019-07-18 1431 break; db8c70ec1f9d45 Marc Zyngier 2015-10-14 1432 default: db8c70ec1f9d45 Marc Zyngier 2015-10-14 1433 return -EINVAL; db8c70ec1f9d45 Marc Zyngier 2015-10-14 1434 } f833f57ff25450 Marc Zyngier 2015-10-13 1435 f833f57ff25450 Marc Zyngier 2015-10-13 1436 *type = fwspec->param[2] & IRQ_TYPE_SENSE_MASK; 6ef6386ef7c15b Marc Zyngier 2018-03-16 1437 65da7d1979c229 Marc Zyngier 2018-03-20 1438 /* 65da7d1979c229 Marc Zyngier 2018-03-20 1439 * Make it clear that broken DTs are... broken. a359f757965aaf Ingo Molnar 2021-03-22 1440 * Partitioned PPIs are an unfortunate exception. 65da7d1979c229 Marc Zyngier 2018-03-20 1441 */ 65da7d1979c229 Marc Zyngier 2018-03-20 1442 WARN_ON(*type == IRQ_TYPE_NONE && 65da7d1979c229 Marc Zyngier 2018-03-20 1443 fwspec->param[0] != GIC_IRQ_TYPE_PARTITION); 021f653791ad17 Marc Zyngier 2014-06-30 1444 return 0; 021f653791ad17 Marc Zyngier 2014-06-30 1445 } 021f653791ad17 Marc Zyngier 2014-06-30 1446 ffa7d6166a9611 Tomasz Nowicki 2016-01-19 1447 if (is_fwnode_irqchip(fwspec->fwnode)) { ffa7d6166a9611 Tomasz Nowicki 2016-01-19 1448 if(fwspec->param_count != 2) ffa7d6166a9611 Tomasz Nowicki 2016-01-19 1449 return -EINVAL; ffa7d6166a9611 Tomasz Nowicki 2016-01-19 1450 ffa7d6166a9611 Tomasz Nowicki 2016-01-19 1451 *hwirq = fwspec->param[0]; ffa7d6166a9611 Tomasz Nowicki 2016-01-19 1452 *type = fwspec->param[1]; 6ef6386ef7c15b Marc Zyngier 2018-03-16 1453 6ef6386ef7c15b Marc Zyngier 2018-03-16 1454 WARN_ON(*type == IRQ_TYPE_NONE); ffa7d6166a9611 Tomasz Nowicki 2016-01-19 1455 return 0; ffa7d6166a9611 Tomasz Nowicki 2016-01-19 1456 } ffa7d6166a9611 Tomasz Nowicki 2016-01-19 1457 f833f57ff25450 Marc Zyngier 2015-10-13 1458 return -EINVAL; f833f57ff25450 Marc Zyngier 2015-10-13 1459 } f833f57ff25450 Marc Zyngier 2015-10-13 1460 :::::: The code at line 1422 was first introduced by commit :::::: db8c70ec1f9d45e530383204c57f2971df4bd334 irqchip/gic-v3: Fix translation of LPIs after conversion to irq_fwspec :::::: TO: Marc Zyngier <marc.zyngier(a)arm.com&gt; :::::: CC: Thomas Gleixner <tglx(a)linutronix.de&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org