Hi Bartlomiej, I love your patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v5.2-rc1 next-20190524] [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/Bartlomiej-Zolnierkiewicz/video-fbdev-atmel_lcdfb-add-COMPILE_TEST-support/20190524-184331 config: x86_64-allmodconfig (attached as .config) compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 reproduce: # save the attached .config to linux build tree make ARCH=x86_64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): drivers/video//fbdev/atmel_lcdfb.c: In function 'atmel_lcdfb_set_par': >> drivers/video//fbdev/atmel_lcdfb.c:71:51: warning: large integer implicitly truncated to unsigned type [-Woverflow] #define lcdc_writel(sinfo, reg, val) __raw_writel((val), (sinfo)->mmio+(reg)) ^ >> drivers/video//fbdev/atmel_lcdfb.c:676:2: note: in expansion of macro 'lcdc_writel' lcdc_writel(sinfo, ATMEL_LCDC_IDR, ~0UL); ^~~~~~~~~~~ drivers/video//fbdev/atmel_lcdfb.c: In function 'atmel_lcdfb_suspend': >> drivers/video//fbdev/atmel_lcdfb.c:71:51: warning: large integer implicitly truncated to unsigned type [-Woverflow] #define lcdc_writel(sinfo, reg, val) __raw_writel((val), (sinfo)->mmio+(reg)) ^ drivers/video//fbdev/atmel_lcdfb.c:1294:2: note: in expansion of macro 'lcdc_writel' lcdc_writel(sinfo, ATMEL_LCDC_IDR, ~0UL); ^~~~~~~~~~~ vim +71 drivers/video//fbdev/atmel_lcdfb.c b985172b drivers/video/atmel_lcdfb.c Jean-Christophe PLAGNIOL-VILLARD 2013-03-29 69 14340586 drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 70 #define lcdc_readl(sinfo, reg) __raw_readl((sinfo)->mmio+(reg)) 14340586 drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 @71 #define lcdc_writel(sinfo, reg, val) __raw_writel((val), (sinfo)->mmio+(reg)) 14340586 drivers/video/atmel_lcdfb.c Nicolas Ferre 2007-05-10 72 :::::: The code at line 71 was first introduced by commit :::::: 14340586148e7c88d7b1b752876f5b5227b200b9 atmel_lcdfb: AT91/AT32 LCD Controller framebuffer driver :::::: TO: Nicolas Ferre <nicolas.ferre@xxxxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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