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Message-ID: <202409071635.vNwvSZtg-lkp@intel.com>
Date: Sat, 7 Sep 2024 17:00:04 +0800
From: kernel test robot <lkp@...el.com>
To: Thippeswamy Havalige <thippesw@....com>,
manivannan.sadhasivam@...aro.org, robh@...nel.org,
linux-pci@...r.kernel.org, bhelgaas@...gle.com,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
krzk+dt@...nel.org, conor+dt@...nel.org, devicetree@...r.kernel.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
bharat.kumar.gogada@....com, michal.simek@....com,
lpieralisi@...nel.org, kw@...ux.com,
Thippeswamy Havalige <thippesw@....com>
Subject: Re: [PATCH 2/2] PCI: xilinx-cpm: Add support for Versal CPM5 Root
Port controller-1
Hi Thippeswamy,
kernel test robot noticed the following build errors:
[auto build test ERROR on pci/next]
[also build test ERROR on pci/for-linus mani-mhi/mhi-next robh/for-next linus/master v6.11-rc6 next-20240906]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Thippeswamy-Havalige/dt-bindings-PCI-xilinx-cpm-Add-compatible-string-for-CPM5-controller-1/20240906-173446
base: https://git.kernel.org/pub/scm/linux/kernel/git/pci/pci.git next
patch link: https://lore.kernel.org/r/20240906093148.830452-3-thippesw%40amd.com
patch subject: [PATCH 2/2] PCI: xilinx-cpm: Add support for Versal CPM5 Root Port controller-1
config: s390-allmodconfig (https://download.01.org/0day-ci/archive/20240907/202409071635.vNwvSZtg-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 05f5a91d00b02f4369f46d076411c700755ae041)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240907/202409071635.vNwvSZtg-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202409071635.vNwvSZtg-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from drivers/pci/controller/pcie-xilinx-cpm.c:10:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
548 | val = __raw_readb(PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
561 | val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu'
37 | #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x))
| ^
include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16'
102 | #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x))
| ^
In file included from drivers/pci/controller/pcie-xilinx-cpm.c:10:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
574 | val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
| ~~~~~~~~~~ ^
include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu'
35 | #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x))
| ^
include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32'
115 | #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x))
| ^
In file included from drivers/pci/controller/pcie-xilinx-cpm.c:10:
In file included from include/linux/irq.h:20:
In file included from include/linux/io.h:14:
In file included from arch/s390/include/asm/io.h:93:
include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
585 | __raw_writeb(value, PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
595 | __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
605 | __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:693:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
693 | readsb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:701:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
701 | readsw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:709:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
709 | readsl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:718:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
718 | writesb(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:727:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
727 | writesw(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
include/asm-generic/io.h:736:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
736 | writesl(PCI_IOBASE + addr, buffer, count);
| ~~~~~~~~~~ ^
In file included from drivers/pci/controller/pcie-xilinx-cpm.c:10:
In file included from include/linux/irq.h:591:
In file included from arch/s390/include/asm/hw_irq.h:6:
In file included from include/linux/pci.h:37:
In file included from include/linux/device.h:32:
In file included from include/linux/device/driver.h:21:
In file included from include/linux/module.h:19:
In file included from include/linux/elf.h:6:
In file included from arch/s390/include/asm/elf.h:181:
In file included from arch/s390/include/asm/mmu_context.h:11:
In file included from arch/s390/include/asm/pgalloc.h:18:
In file included from include/linux/mm.h:2228:
include/linux/vmstat.h:500:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
500 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
501 | item];
| ~~~~
include/linux/vmstat.h:507:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
507 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
508 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:514:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
514 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
| ~~~~~~~~~~~ ^ ~~~
include/linux/vmstat.h:519:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
519 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
520 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
include/linux/vmstat.h:528:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
528 | return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~ ^
529 | NR_VM_NUMA_EVENT_ITEMS +
| ~~~~~~~~~~~~~~~~~~~~~~
>> drivers/pci/controller/pcie-xilinx-cpm.c:292:37: error: use of undeclared identifier 'CPM5_HOST1'
292 | else if (port->variant->version == CPM5_HOST1) {
| ^
drivers/pci/controller/pcie-xilinx-cpm.c:504:37: error: use of undeclared identifier 'CPM5_HOST1'
504 | else if (port->variant->version == CPM5_HOST1) {
| ^
drivers/pci/controller/pcie-xilinx-cpm.c:636:13: error: use of undeclared identifier 'CPM5_HOST1'
636 | .version = CPM5_HOST1,
| ^
>> drivers/pci/controller/pcie-xilinx-cpm.c:650:12: error: use of undeclared identifier 'cpm5_host1'; did you mean 'cpm5_host'?
650 | .data = &cpm5_host1,
| ^~~~~~~~~~
| cpm5_host
drivers/pci/controller/pcie-xilinx-cpm.c:635:40: note: 'cpm5_host' declared here
635 | static const struct xilinx_cpm_variant cpm5_host = {
| ^
17 warnings and 4 errors generated.
vim +/CPM5_HOST1 +292 drivers/pci/controller/pcie-xilinx-cpm.c
270
271 static void xilinx_cpm_pcie_event_flow(struct irq_desc *desc)
272 {
273 struct xilinx_cpm_pcie *port = irq_desc_get_handler_data(desc);
274 struct irq_chip *chip = irq_desc_get_chip(desc);
275 unsigned long val;
276 int i;
277
278 chained_irq_enter(chip, desc);
279 val = pcie_read(port, XILINX_CPM_PCIE_REG_IDR);
280 val &= pcie_read(port, XILINX_CPM_PCIE_REG_IMR);
281 for_each_set_bit(i, &val, 32)
282 generic_handle_domain_irq(port->cpm_domain, i);
283 pcie_write(port, val, XILINX_CPM_PCIE_REG_IDR);
284
285 if (port->variant->version == CPM5) {
286 val = readl_relaxed(port->cpm_base + XILINX_CPM_PCIE0_IR_STATUS);
287 if (val)
288 writel_relaxed(val, port->cpm_base +
289 XILINX_CPM_PCIE0_IR_STATUS);
290 }
291
> 292 else if (port->variant->version == CPM5_HOST1) {
293 val = readl_relaxed(port->cpm_base + XILINX_CPM_PCIE1_IR_STATUS);
294 if (val)
295 writel_relaxed(val, port->cpm_base +
296 XILINX_CPM_PCIE1_IR_STATUS);
297 }
298
299 /*
300 * XILINX_CPM_PCIE_MISC_IR_STATUS register is mapped to
301 * CPM SLCR block.
302 */
303 val = readl_relaxed(port->cpm_base + XILINX_CPM_PCIE_MISC_IR_STATUS);
304 if (val)
305 writel_relaxed(val,
306 port->cpm_base + XILINX_CPM_PCIE_MISC_IR_STATUS);
307
308 chained_irq_exit(chip, desc);
309 }
310
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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