Hi Ladislav, Thank you for the patch! Yet something to improve: [auto build test ERROR on next-20180119] [also build test ERROR on v4.15-rc9] [cannot apply to linus/master pci/next l2-mtd-boris/nand/next v4.15-rc8 v4.15-rc7 v4.15-rc6] [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/Ladislav-Michl/Add-managed-ioremap-function-for-shared-resources/20180122-164512 config: i386-randconfig-a0-201803 (attached as .config) compiler: gcc-4.9 (Debian 4.9.4-2) 4.9.4 reproduce: # save the attached .config to linux build tree make ARCH=i386 All error/warnings (new ones prefixed by >>): In file included from drivers/mfd/syscon.c:21:0: include/linux/of_address.h: In function 'of_io_request_and_map': >> include/linux/of_address.h:65:2: error: implicit declaration of function 'IOMEM_ERR_PTR' [-Werror=implicit-function-declaration] return IOMEM_ERR_PTR(-EINVAL); ^ >> include/linux/of_address.h:65:2: warning: return makes pointer from integer without a cast cc1: some warnings being treated as errors -- In file included from drivers//fpga/altera-pr-ip-core.c:22:0: >> include/linux/fpga/altera-pr-ip-core.h:26:28: warning: 'struct device' declared inside parameter list int alt_pr_register(struct device *dev, void __iomem *reg_base); ^ >> include/linux/fpga/altera-pr-ip-core.h:26:28: warning: its scope is only this definition or declaration, which is probably not what you want include/linux/fpga/altera-pr-ip-core.h:27:30: warning: 'struct device' declared inside parameter list int alt_pr_unregister(struct device *dev); ^ >> drivers//fpga/altera-pr-ip-core.c:187:5: error: conflicting types for 'alt_pr_register' int alt_pr_register(struct device *dev, void __iomem *reg_base) ^ In file included from drivers//fpga/altera-pr-ip-core.c:22:0: include/linux/fpga/altera-pr-ip-core.h:26:5: note: previous declaration of 'alt_pr_register' was here int alt_pr_register(struct device *dev, void __iomem *reg_base); ^ In file included from include/linux/linkage.h:7:0, from include/linux/kernel.h:7, from include/linux/delay.h:22, from drivers//fpga/altera-pr-ip-core.c:21: drivers//fpga/altera-pr-ip-core.c:206:19: error: conflicting types for 'alt_pr_register' EXPORT_SYMBOL_GPL(alt_pr_register); ^ include/linux/export.h:65:21: note: in definition of macro '___EXPORT_SYMBOL' extern typeof(sym) sym; \ ^ drivers//fpga/altera-pr-ip-core.c:206:1: note: in expansion of macro 'EXPORT_SYMBOL_GPL' EXPORT_SYMBOL_GPL(alt_pr_register); ^ In file included from drivers//fpga/altera-pr-ip-core.c:22:0: include/linux/fpga/altera-pr-ip-core.h:26:5: note: previous declaration of 'alt_pr_register' was here int alt_pr_register(struct device *dev, void __iomem *reg_base); ^ >> drivers//fpga/altera-pr-ip-core.c:208:5: error: conflicting types for 'alt_pr_unregister' int alt_pr_unregister(struct device *dev) ^ In file included from drivers//fpga/altera-pr-ip-core.c:22:0: include/linux/fpga/altera-pr-ip-core.h:27:5: note: previous declaration of 'alt_pr_unregister' was here int alt_pr_unregister(struct device *dev); ^ In file included from include/linux/linkage.h:7:0, from include/linux/kernel.h:7, from include/linux/delay.h:22, from drivers//fpga/altera-pr-ip-core.c:21: drivers//fpga/altera-pr-ip-core.c:216:19: error: conflicting types for 'alt_pr_unregister' EXPORT_SYMBOL_GPL(alt_pr_unregister); ^ include/linux/export.h:65:21: note: in definition of macro '___EXPORT_SYMBOL' extern typeof(sym) sym; \ ^ drivers//fpga/altera-pr-ip-core.c:216:1: note: in expansion of macro 'EXPORT_SYMBOL_GPL' EXPORT_SYMBOL_GPL(alt_pr_unregister); ^ In file included from drivers//fpga/altera-pr-ip-core.c:22:0: include/linux/fpga/altera-pr-ip-core.h:27:5: note: previous declaration of 'alt_pr_unregister' was here int alt_pr_unregister(struct device *dev); ^ -- In file included from drivers/fpga/altera-pr-ip-core.c:22:0: >> include/linux/fpga/altera-pr-ip-core.h:26:28: warning: 'struct device' declared inside parameter list int alt_pr_register(struct device *dev, void __iomem *reg_base); ^ >> include/linux/fpga/altera-pr-ip-core.h:26:28: warning: its scope is only this definition or declaration, which is probably not what you want include/linux/fpga/altera-pr-ip-core.h:27:30: warning: 'struct device' declared inside parameter list int alt_pr_unregister(struct device *dev); ^ drivers/fpga/altera-pr-ip-core.c:187:5: error: conflicting types for 'alt_pr_register' int alt_pr_register(struct device *dev, void __iomem *reg_base) ^ In file included from drivers/fpga/altera-pr-ip-core.c:22:0: include/linux/fpga/altera-pr-ip-core.h:26:5: note: previous declaration of 'alt_pr_register' was here int alt_pr_register(struct device *dev, void __iomem *reg_base); ^ In file included from include/linux/linkage.h:7:0, from include/linux/kernel.h:7, from include/linux/delay.h:22, from drivers/fpga/altera-pr-ip-core.c:21: drivers/fpga/altera-pr-ip-core.c:206:19: error: conflicting types for 'alt_pr_register' EXPORT_SYMBOL_GPL(alt_pr_register); ^ include/linux/export.h:65:21: note: in definition of macro '___EXPORT_SYMBOL' extern typeof(sym) sym; \ ^ drivers/fpga/altera-pr-ip-core.c:206:1: note: in expansion of macro 'EXPORT_SYMBOL_GPL' EXPORT_SYMBOL_GPL(alt_pr_register); ^ In file included from drivers/fpga/altera-pr-ip-core.c:22:0: include/linux/fpga/altera-pr-ip-core.h:26:5: note: previous declaration of 'alt_pr_register' was here int alt_pr_register(struct device *dev, void __iomem *reg_base); ^ drivers/fpga/altera-pr-ip-core.c:208:5: error: conflicting types for 'alt_pr_unregister' int alt_pr_unregister(struct device *dev) ^ In file included from drivers/fpga/altera-pr-ip-core.c:22:0: include/linux/fpga/altera-pr-ip-core.h:27:5: note: previous declaration of 'alt_pr_unregister' was here int alt_pr_unregister(struct device *dev); ^ In file included from include/linux/linkage.h:7:0, from include/linux/kernel.h:7, from include/linux/delay.h:22, from drivers/fpga/altera-pr-ip-core.c:21: drivers/fpga/altera-pr-ip-core.c:216:19: error: conflicting types for 'alt_pr_unregister' EXPORT_SYMBOL_GPL(alt_pr_unregister); ^ include/linux/export.h:65:21: note: in definition of macro '___EXPORT_SYMBOL' extern typeof(sym) sym; \ ^ drivers/fpga/altera-pr-ip-core.c:216:1: note: in expansion of macro 'EXPORT_SYMBOL_GPL' EXPORT_SYMBOL_GPL(alt_pr_unregister); ^ In file included from drivers/fpga/altera-pr-ip-core.c:22:0: include/linux/fpga/altera-pr-ip-core.h:27:5: note: previous declaration of 'alt_pr_unregister' was here int alt_pr_unregister(struct device *dev); ^ vim +/IOMEM_ERR_PTR +65 include/linux/of_address.h 29b635c0 Andrew Murray 2013-05-16 24 29b635c0 Andrew Murray 2013-05-16 25 #define for_each_of_pci_range(parser, range) \ 29b635c0 Andrew Murray 2013-05-16 26 for (; of_pci_range_parser_one(parser, range);) 29b635c0 Andrew Murray 2013-05-16 27 d0dfa16a Rob Herring 2013-09-16 28 /* Translate a DMA address from device space to CPU space */ d0dfa16a Rob Herring 2013-09-16 29 extern u64 of_translate_dma_address(struct device_node *dev, d0dfa16a Rob Herring 2013-09-16 30 const __be32 *in_addr); d0dfa16a Rob Herring 2013-09-16 31 a850a755 Grant Likely 2012-02-14 32 #ifdef CONFIG_OF_ADDRESS 0131d897 Sebastian Andrzej Siewior 2010-12-01 33 extern u64 of_translate_address(struct device_node *np, const __be32 *addr); 1f5bef30 Grant Likely 2010-06-08 34 extern int of_address_to_resource(struct device_node *dev, int index, 1f5bef30 Grant Likely 2010-06-08 35 struct resource *r); 90e33f62 Grant Likely 2011-07-05 36 extern struct device_node *of_find_matching_node_by_address( 90e33f62 Grant Likely 2011-07-05 37 struct device_node *from, 90e33f62 Grant Likely 2011-07-05 38 const struct of_device_id *matches, 90e33f62 Grant Likely 2011-07-05 39 u64 base_address); 6b884a8d Grant Likely 2010-06-08 40 extern void __iomem *of_iomap(struct device_node *device, int index); fcd71d9c Sudip Mukherjee 2015-12-08 41 void __iomem *of_io_request_and_map(struct device_node *device, fcd71d9c Sudip Mukherjee 2015-12-08 42 int index, const char *name); 6b884a8d Grant Likely 2010-06-08 43 22ae782f Grant Likely 2010-07-29 44 /* Extract an address from a device, returns the region size and 22ae782f Grant Likely 2010-07-29 45 * the address space flags too. The PCI version uses a BAR number 22ae782f Grant Likely 2010-07-29 46 * instead of an absolute index 22ae782f Grant Likely 2010-07-29 47 */ 47b1e689 Kim Phillips 2012-10-08 48 extern const __be32 *of_get_address(struct device_node *dev, int index, 22ae782f Grant Likely 2010-07-29 49 u64 *size, unsigned int *flags); 22ae782f Grant Likely 2010-07-29 50 29b635c0 Andrew Murray 2013-05-16 51 extern int of_pci_range_parser_init(struct of_pci_range_parser *parser, 29b635c0 Andrew Murray 2013-05-16 52 struct device_node *node); a060c210 Marc Gonzalez 2017-09-26 53 extern int of_pci_dma_range_parser_init(struct of_pci_range_parser *parser, a060c210 Marc Gonzalez 2017-09-26 54 struct device_node *node); 29b635c0 Andrew Murray 2013-05-16 55 extern struct of_pci_range *of_pci_range_parser_one( 29b635c0 Andrew Murray 2013-05-16 56 struct of_pci_range_parser *parser, 29b635c0 Andrew Murray 2013-05-16 57 struct of_pci_range *range); 18308c94 Grygorii Strashko 2014-04-24 58 extern int of_dma_get_range(struct device_node *np, u64 *dma_addr, 18308c94 Grygorii Strashko 2014-04-24 59 u64 *paddr, u64 *size); 92ea637e Santosh Shilimkar 2014-04-24 60 extern bool of_dma_is_coherent(struct device_node *np); a850a755 Grant Likely 2012-02-14 61 #else /* CONFIG_OF_ADDRESS */ fcd71d9c Sudip Mukherjee 2015-12-08 62 static inline void __iomem *of_io_request_and_map(struct device_node *device, fcd71d9c Sudip Mukherjee 2015-12-08 63 int index, const char *name) fcd71d9c Sudip Mukherjee 2015-12-08 64 { fcd71d9c Sudip Mukherjee 2015-12-08 @65 return IOMEM_ERR_PTR(-EINVAL); fcd71d9c Sudip Mukherjee 2015-12-08 66 } b1d06b60 Guenter Roeck 2015-11-06 67 :::::: The code at line 65 was first introduced by commit :::::: fcd71d9cc6e301bdbd71829b79e80168473ca609 of: fix declaration of of_io_request_and_map :::::: TO: Sudip Mukherjee <sudipm.mukherjee@xxxxxxxxx> :::::: CC: Rob Herring <robh@xxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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