Hi Talel, I love your patch! Perhaps something to improve:
[auto build test WARNING on linus/master] [cannot apply to v5.3-rc8 next-20190904] [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/Talel-Shenhar/Amazon-s-Annapurna-Labs-POS-Driver/20190909-180243 config: m68k-allmodconfig (attached as .config) compiler: m68k-linux-gcc (GCC) 7.4.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=7.4.0 make.cross ARCH=m68k If you fix the issue, kindly add following tag Reported-by: kbuild test robot <l...@intel.com> All warnings (new ones prefixed by >>): drivers/soc/amazon/al_pos.c: In function 'al_pos_irq_handler': >> drivers/soc/amazon/al_pos.c:56:57: warning: left shift count >= width of >> type [-Wshift-count-overflow] addr |= (FIELD_GET(AL_POS_ERROR_LOG_1_ADDR_HIGH, log1) << 32); ^~ vim +56 drivers/soc/amazon/al_pos.c 37 38 static irqreturn_t al_pos_irq_handler(int irq, void *info) 39 { 40 struct platform_device *pdev = info; 41 struct al_pos *pos = platform_get_drvdata(pdev); 42 u32 log1; 43 u32 log0; 44 u64 addr; 45 u16 request_id; 46 u8 bresp; 47 48 log1 = readl_relaxed(pos->mmio_base + AL_POS_ERROR_LOG_1); 49 if (!FIELD_GET(AL_POS_ERROR_LOG_1_VALID, log1)) 50 return IRQ_NONE; 51 52 log0 = readl_relaxed(pos->mmio_base + AL_POS_ERROR_LOG_0); 53 writel_relaxed(0, pos->mmio_base + AL_POS_ERROR_LOG_1); 54 55 addr = FIELD_GET(AL_POS_ERROR_LOG_0_ADDR_LOW, log0); > 56 addr |= (FIELD_GET(AL_POS_ERROR_LOG_1_ADDR_HIGH, log1) << 32); 57 request_id = FIELD_GET(AL_POS_ERROR_LOG_1_REQUEST_ID, log1); 58 bresp = FIELD_GET(AL_POS_ERROR_LOG_1_BRESP, log1); 59 60 dev_err(&pdev->dev, "addr=0x%llx request_id=0x%x bresp=0x%x\n", 61 addr, request_id, bresp); 62 63 if (al_pos_panic) 64 panic("POS"); 65 66 return IRQ_HANDLED; 67 } 68 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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