Hi Daniel, I love your patch! Yet something to improve: [auto build test ERROR on char-misc/char-misc-testing] [also build test ERROR on soc/for-next linus/master v5.8-rc3 next-20200701] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Daniel-Gutson/SPI-LPC-information-kernel-module/20200630-070234 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git ba2104c24aba1fa7e19d53f08c985526a6786d8b config: um-allmodconfig (attached as .config) compiler: gcc-9 (Debian 9.3.0-13) 9.3.0 reproduce (this is a W=1 build): # save the attached .config to linux build tree make W=1 ARCH=um If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All error/warnings (new ones prefixed by >>): 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~ include/linux/compiler.h:372:9: note: in definition of macro '__compiletime_assert' 372 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler.h:392:2: note: in expansion of macro '_compiletime_assert' 392 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/asm-generic/fixmap.h:32:2: note: in expansion of macro 'BUILD_BUG_ON' 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~~~~~~~~~~~ In file included from include/linux/kernel.h:11, from include/linux/list.h:9, from include/linux/module.h:12, from drivers/misc/spi_lpc/spi_lpc_main.c:11: include/asm-generic/fixmap.h: In function 'fix_to_virt': include/asm-generic/fixmap.h:32:19: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~ include/linux/compiler.h:372:9: note: in definition of macro '__compiletime_assert' 372 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler.h:392:2: note: in expansion of macro '_compiletime_assert' 392 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/asm-generic/fixmap.h:32:2: note: in expansion of macro 'BUILD_BUG_ON' 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~~~~~~~~~~~ In file included from include/linux/string.h:6, from include/linux/uuid.h:12, from include/linux/mod_devicetable.h:13, from include/linux/pci.h:27, from drivers/misc/spi_lpc/low_level_access.c:11: include/asm-generic/fixmap.h: In function 'fix_to_virt': include/asm-generic/fixmap.h:32:19: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~ include/linux/compiler.h:372:9: note: in definition of macro '__compiletime_assert' 372 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler.h:392:2: note: in expansion of macro '_compiletime_assert' 392 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/asm-generic/fixmap.h:32:2: note: in expansion of macro 'BUILD_BUG_ON' 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~~~~~~~~~~~ In file included from include/linux/uaccess.h:11, from include/linux/sched/task.h:11, from include/linux/sched/signal.h:9, from include/linux/rcuwait.h:6, from include/linux/percpu-rwsem.h:7, from include/linux/fs.h:33, from include/linux/huge_mm.h:8, from include/linux/mm.h:675, from include/linux/scatterlist.h:8, from include/linux/dma-mapping.h:11, from include/linux/pci-dma-compat.h:8, from include/linux/pci.h:2415, from drivers/misc/spi_lpc/low_level_access.c:11: arch/um/include/asm/uaccess.h: In function '__access_ok': arch/um/include/asm/uaccess.h:17:29: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] 17 | (((unsigned long) (addr) >= FIXADDR_USER_START) && \ | ^~ arch/um/include/asm/uaccess.h:45:3: note: in expansion of macro '__access_ok_vsyscall' 45 | __access_ok_vsyscall(addr, size) || | ^~~~~~~~~~~~~~~~~~~~ In file included from include/linux/uaccess.h:11, from include/linux/sched/task.h:11, from include/linux/sched/signal.h:9, from include/linux/rcuwait.h:6, from include/linux/percpu-rwsem.h:7, from include/linux/fs.h:33, from include/linux/debugfs.h:15, from drivers/misc/eeprom/idt_89hpesx.c:78: arch/um/include/asm/uaccess.h: In function '__access_ok': arch/um/include/asm/uaccess.h:17:29: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] 17 | (((unsigned long) (addr) >= FIXADDR_USER_START) && \ | ^~ arch/um/include/asm/uaccess.h:45:3: note: in expansion of macro '__access_ok_vsyscall' 45 | __access_ok_vsyscall(addr, size) || | ^~~~~~~~~~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c: In function 'pci_read_byte': >> drivers/misc/spi_lpc/low_level_access.c:42:31: error: implicit declaration of function 'pci_find_bus'; did you mean 'pci_find_next_bus'? [-Werror=implicit-function-declaration] 42 | struct pci_bus *found_bus = pci_find_bus(0, bus); \ | ^~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:56:1: note: in expansion of macro 'GENERIC_PCI_READ' 56 | GENERIC_PCI_READ(byte, u8) | ^~~~~~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:42:31: warning: initialization of 'struct pci_bus *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 42 | struct pci_bus *found_bus = pci_find_bus(0, bus); \ | ^~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:56:1: note: in expansion of macro 'GENERIC_PCI_READ' 56 | GENERIC_PCI_READ(byte, u8) | ^~~~~~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:46:10: error: implicit declaration of function 'pci_bus_read_config_byte'; did you mean 'pci_read_config_byte'? [-Werror=implicit-function-declaration] 46 | ret = pci_bus_read_config_##Suffix( \ | ^~~~~~~~~~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:56:1: note: in expansion of macro 'GENERIC_PCI_READ' 56 | GENERIC_PCI_READ(byte, u8) | ^~~~~~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c: In function 'pci_read_word': >> drivers/misc/spi_lpc/low_level_access.c:42:31: warning: initialization of 'struct pci_bus *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 42 | struct pci_bus *found_bus = pci_find_bus(0, bus); \ | ^~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c:57:1: note: in expansion of macro 'GENERIC_PCI_READ' 57 | GENERIC_PCI_READ(word, u16) | ^~~~~~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:46:10: error: implicit declaration of function 'pci_bus_read_config_word'; did you mean 'pci_read_config_word'? [-Werror=implicit-function-declaration] 46 | ret = pci_bus_read_config_##Suffix( \ | ^~~~~~~~~~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c:57:1: note: in expansion of macro 'GENERIC_PCI_READ' 57 | GENERIC_PCI_READ(word, u16) | ^~~~~~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c: In function 'pci_read_dword': >> drivers/misc/spi_lpc/low_level_access.c:42:31: warning: initialization of 'struct pci_bus *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 42 | struct pci_bus *found_bus = pci_find_bus(0, bus); \ | ^~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c:58:1: note: in expansion of macro 'GENERIC_PCI_READ' 58 | GENERIC_PCI_READ(dword, u32) | ^~~~~~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:46:10: error: implicit declaration of function 'pci_bus_read_config_dword'; did you mean 'pci_read_config_dword'? [-Werror=implicit-function-declaration] 46 | ret = pci_bus_read_config_##Suffix( \ | ^~~~~~~~~~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c:58:1: note: in expansion of macro 'GENERIC_PCI_READ' 58 | GENERIC_PCI_READ(dword, u32) | ^~~~~~~~~~~~~~~~ drivers/misc/enclosure.c:115: warning: Function parameter or member 'name' not described in 'enclosure_register' drivers/misc/enclosure.c:115: warning: Function parameter or member 'cb' not described in 'enclosure_register' drivers/misc/enclosure.c:283: warning: Function parameter or member 'number' not described in 'enclosure_component_alloc' drivers/misc/enclosure.c:283: warning: Excess function parameter 'num' description in 'enclosure_component_alloc' drivers/misc/enclosure.c:363: warning: Function parameter or member 'component' not described in 'enclosure_add_device' drivers/misc/enclosure.c:363: warning: Excess function parameter 'num' description in 'enclosure_add_device' drivers/misc/enclosure.c:398: warning: Function parameter or member 'dev' not described in 'enclosure_remove_device' drivers/misc/enclosure.c:398: warning: Excess function parameter 'num' description in 'enclosure_remove_device' cc1: some warnings being treated as errors make[4]: *** [scripts/Makefile.build:280: drivers/misc/spi_lpc/low_level_access.o] Error 1 make[4]: Target '__build' not remade because of errors. make[3]: *** [scripts/Makefile.build:497: drivers/misc/spi_lpc] Error 2 cc1: warning: arch/um/include/uapi: No such file or directory [-Wmissing-include-dirs] cc1: warning: arch/um/include/uapi: No such file or directory [-Wmissing-include-dirs] make[2]: *** [scripts/Makefile.build:497: drivers/misc] Error 2 make[2]: Target '__build' not remade because of errors. make[3]: Target '__build' not remade because of errors. make[1]: *** [Makefile:1756: drivers] Error 2 make[1]: Target 'drivers/misc/' not remade because of errors. -- 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~ include/linux/compiler.h:372:9: note: in definition of macro '__compiletime_assert' 372 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler.h:392:2: note: in expansion of macro '_compiletime_assert' 392 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/asm-generic/fixmap.h:32:2: note: in expansion of macro 'BUILD_BUG_ON' 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~~~~~~~~~~~ In file included from include/linux/kernel.h:11, from include/linux/list.h:9, from include/linux/module.h:12, from drivers/misc/spi_lpc/spi_lpc_main.c:11: include/asm-generic/fixmap.h: In function 'fix_to_virt': include/asm-generic/fixmap.h:32:19: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~ include/linux/compiler.h:372:9: note: in definition of macro '__compiletime_assert' 372 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler.h:392:2: note: in expansion of macro '_compiletime_assert' 392 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/asm-generic/fixmap.h:32:2: note: in expansion of macro 'BUILD_BUG_ON' 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~~~~~~~~~~~ In file included from include/linux/string.h:6, from include/linux/uuid.h:12, from include/linux/mod_devicetable.h:13, from include/linux/pci.h:27, from drivers/misc/spi_lpc/low_level_access.c:11: include/asm-generic/fixmap.h: In function 'fix_to_virt': include/asm-generic/fixmap.h:32:19: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~ include/linux/compiler.h:372:9: note: in definition of macro '__compiletime_assert' 372 | if (!(condition)) \ | ^~~~~~~~~ include/linux/compiler.h:392:2: note: in expansion of macro '_compiletime_assert' 392 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__) | ^~~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert' 39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) | ^~~~~~~~~~~~~~~~~~ include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG' 50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition) | ^~~~~~~~~~~~~~~~ include/asm-generic/fixmap.h:32:2: note: in expansion of macro 'BUILD_BUG_ON' 32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses); | ^~~~~~~~~~~~ In file included from include/linux/uaccess.h:11, from include/linux/sched/task.h:11, from include/linux/sched/signal.h:9, from include/linux/rcuwait.h:6, from include/linux/percpu-rwsem.h:7, from include/linux/fs.h:33, from include/linux/huge_mm.h:8, from include/linux/mm.h:675, from include/linux/scatterlist.h:8, from include/linux/dma-mapping.h:11, from include/linux/pci-dma-compat.h:8, from include/linux/pci.h:2415, from drivers/misc/spi_lpc/low_level_access.c:11: arch/um/include/asm/uaccess.h: In function '__access_ok': arch/um/include/asm/uaccess.h:17:29: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] 17 | (((unsigned long) (addr) >= FIXADDR_USER_START) && \ | ^~ arch/um/include/asm/uaccess.h:45:3: note: in expansion of macro '__access_ok_vsyscall' 45 | __access_ok_vsyscall(addr, size) || | ^~~~~~~~~~~~~~~~~~~~ In file included from include/linux/uaccess.h:11, from include/linux/sched/task.h:11, from include/linux/sched/signal.h:9, from include/linux/rcuwait.h:6, from include/linux/percpu-rwsem.h:7, from include/linux/fs.h:33, from include/linux/debugfs.h:15, from drivers/misc/eeprom/idt_89hpesx.c:78: arch/um/include/asm/uaccess.h: In function '__access_ok': arch/um/include/asm/uaccess.h:17:29: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits] 17 | (((unsigned long) (addr) >= FIXADDR_USER_START) && \ | ^~ arch/um/include/asm/uaccess.h:45:3: note: in expansion of macro '__access_ok_vsyscall' 45 | __access_ok_vsyscall(addr, size) || | ^~~~~~~~~~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c: In function 'pci_read_byte': >> drivers/misc/spi_lpc/low_level_access.c:42:31: error: implicit declaration of function 'pci_find_bus'; did you mean 'pci_find_next_bus'? [-Werror=implicit-function-declaration] 42 | struct pci_bus *found_bus = pci_find_bus(0, bus); \ | ^~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:56:1: note: in expansion of macro 'GENERIC_PCI_READ' 56 | GENERIC_PCI_READ(byte, u8) | ^~~~~~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:42:31: warning: initialization of 'struct pci_bus *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 42 | struct pci_bus *found_bus = pci_find_bus(0, bus); \ | ^~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:56:1: note: in expansion of macro 'GENERIC_PCI_READ' 56 | GENERIC_PCI_READ(byte, u8) | ^~~~~~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:46:10: error: implicit declaration of function 'pci_bus_read_config_byte'; did you mean 'pci_read_config_byte'? [-Werror=implicit-function-declaration] 46 | ret = pci_bus_read_config_##Suffix( \ | ^~~~~~~~~~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:56:1: note: in expansion of macro 'GENERIC_PCI_READ' 56 | GENERIC_PCI_READ(byte, u8) | ^~~~~~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c: In function 'pci_read_word': >> drivers/misc/spi_lpc/low_level_access.c:42:31: warning: initialization of 'struct pci_bus *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 42 | struct pci_bus *found_bus = pci_find_bus(0, bus); \ | ^~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c:57:1: note: in expansion of macro 'GENERIC_PCI_READ' 57 | GENERIC_PCI_READ(word, u16) | ^~~~~~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:46:10: error: implicit declaration of function 'pci_bus_read_config_word'; did you mean 'pci_read_config_word'? [-Werror=implicit-function-declaration] 46 | ret = pci_bus_read_config_##Suffix( \ | ^~~~~~~~~~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c:57:1: note: in expansion of macro 'GENERIC_PCI_READ' 57 | GENERIC_PCI_READ(word, u16) | ^~~~~~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c: In function 'pci_read_dword': >> drivers/misc/spi_lpc/low_level_access.c:42:31: warning: initialization of 'struct pci_bus *' from 'int' makes pointer from integer without a cast [-Wint-conversion] 42 | struct pci_bus *found_bus = pci_find_bus(0, bus); \ | ^~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c:58:1: note: in expansion of macro 'GENERIC_PCI_READ' 58 | GENERIC_PCI_READ(dword, u32) | ^~~~~~~~~~~~~~~~ >> drivers/misc/spi_lpc/low_level_access.c:46:10: error: implicit declaration of function 'pci_bus_read_config_dword'; did you mean 'pci_read_config_dword'? [-Werror=implicit-function-declaration] 46 | ret = pci_bus_read_config_##Suffix( \ | ^~~~~~~~~~~~~~~~~~~~ drivers/misc/spi_lpc/low_level_access.c:58:1: note: in expansion of macro 'GENERIC_PCI_READ' 58 | GENERIC_PCI_READ(dword, u32) | ^~~~~~~~~~~~~~~~ drivers/misc/enclosure.c:115: warning: Function parameter or member 'name' not described in 'enclosure_register' drivers/misc/enclosure.c:115: warning: Function parameter or member 'cb' not described in 'enclosure_register' drivers/misc/enclosure.c:283: warning: Function parameter or member 'number' not described in 'enclosure_component_alloc' drivers/misc/enclosure.c:283: warning: Excess function parameter 'num' description in 'enclosure_component_alloc' drivers/misc/enclosure.c:363: warning: Function parameter or member 'component' not described in 'enclosure_add_device' drivers/misc/enclosure.c:363: warning: Excess function parameter 'num' description in 'enclosure_add_device' drivers/misc/enclosure.c:398: warning: Function parameter or member 'dev' not described in 'enclosure_remove_device' drivers/misc/enclosure.c:398: warning: Excess function parameter 'num' description in 'enclosure_remove_device' cc1: some warnings being treated as errors make[4]: *** [scripts/Makefile.build:280: drivers/misc/spi_lpc/low_level_access.o] Error 1 make[4]: Target '__build' not remade because of errors. make[3]: *** [scripts/Makefile.build:497: drivers/misc/spi_lpc] Error 2 cc1: warning: arch/um/include/uapi: No such file or directory [-Wmissing-include-dirs] cc1: warning: arch/um/include/uapi: No such file or directory [-Wmissing-include-dirs] make[2]: *** [scripts/Makefile.build:497: drivers/misc] Error 2 make[2]: Target '__build' not remade because of errors. make[3]: Target '__build' not remade because of errors. .. vim +42 drivers/misc/spi_lpc/low_level_access.c 36 37 #define GENERIC_PCI_READ(Suffix, Type) \ 38 int pci_read_##Suffix(Type *value, u64 bus, u64 device, u64 function, \ 39 u64 offset) \ 40 { \ 41 int ret; \ > 42 struct pci_bus *found_bus = pci_find_bus(0, bus); \ 43 pr_debug("Reading PCI 0x%llx 0x%llx 0x%llx 0x%llx\n", bus, \ 44 device, function, offset); \ 45 if (found_bus != NULL) { \ > 46 ret = pci_bus_read_config_##Suffix( \ 47 found_bus, PCI_DEVFN(device, function), \ 48 offset, value); \ 49 } else { \ 50 pr_err("Couldn't find Bus 0x%llx\n", bus); \ 51 ret = -EIO; \ 52 } \ 53 return ret; \ 54 } 55 > 56 GENERIC_PCI_READ(byte, u8) --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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