Hi Yong, I love your patch! Yet something to improve: [auto build test ERROR on linuxtv-media/master] [also build test ERROR on v4.15-rc9 next-20180126] [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/Yong-Deng/dt-bindings-media-Add-Allwinner-V3s-Camera-Sensor-Interface-CSI/20180126-054511 base: git://linuxtv.org/media_tree.git master config: i386-allyesconfig (attached as .config) compiler: gcc-7 (Debian 7.2.0-12) 7.2.1 20171025 reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c: In function 'sun6i_csi_update_buf_addr': >> drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c:567:31: error: 'PHYS_OFFSET' undeclared (first use in this function) dma_addr_t bus_addr = addr - PHYS_OFFSET; ^~~~~~~~~~~ drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c:567:31: note: each undeclared identifier is reported only once for each function it appears in vim +/PHYS_OFFSET +567 drivers/media/platform/sunxi/sun6i-csi/sun6i_csi.c 562 563 void sun6i_csi_update_buf_addr(struct sun6i_csi *csi, dma_addr_t addr) 564 { 565 struct sun6i_csi_dev *sdev = sun6i_csi_to_dev(csi); 566 /* transform physical address to bus address */ > 567 dma_addr_t bus_addr = addr - PHYS_OFFSET; 568 569 regmap_write(sdev->regmap, CSI_CH_F0_BUFA_REG, 570 (bus_addr + sdev->planar_offset[0]) >> 2); 571 if (sdev->planar_offset[1] != -1) 572 regmap_write(sdev->regmap, CSI_CH_F1_BUFA_REG, 573 (bus_addr + sdev->planar_offset[1]) >> 2); 574 if (sdev->planar_offset[2] != -1) 575 regmap_write(sdev->regmap, CSI_CH_F2_BUFA_REG, 576 (bus_addr + sdev->planar_offset[2]) >> 2); 577 } 578 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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