Re: [PATCH V3 2/2] Add support for Awinic proximity sensor
From: kernel test robot
Date: Sat Jul 13 2024 - 02:16:19 EST
Hi,
kernel test robot noticed the following build warnings:
[auto build test WARNING on 43db1e03c086ed20cc75808d3f45e780ec4ca26e]
url: https://github.com/intel-lab-lkp/linux/commits/wangshuaijie-awinic-com/dt-bindings-iio-Add-YAML-to-Awinic-proximity-sensor/20240712-194024
base: 43db1e03c086ed20cc75808d3f45e780ec4ca26e
patch link: https://lore.kernel.org/r/20240712113200.2468249-3-wangshuaijie%40awinic.com
patch subject: [PATCH V3 2/2] Add support for Awinic proximity sensor
config: sh-allmodconfig (https://download.01.org/0day-ci/archive/20240713/202407131316.CrET2D2p-lkp@xxxxxxxxx/config)
compiler: sh4-linux-gcc (GCC) 14.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240713/202407131316.CrET2D2p-lkp@xxxxxxxxx/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Closes: https://lore.kernel.org/oe-kbuild-all/202407131316.CrET2D2p-lkp@xxxxxxxxx/
All warnings (new ones prefixed by >>):
drivers/iio/proximity/aw9610x.c: In function 'aw9610x_datablock_load':
>> drivers/iio/proximity/aw9610x.c:665:1: warning: the frame size of 1356 bytes is larger than 1024 bytes [-Wframe-larger-than=]
665 | }
| ^
vim +665 drivers/iio/proximity/aw9610x.c
634
635 static void aw9610x_datablock_load(struct aw_sar *p_sar, const char *buf)
636 {
637 struct aw9610x *aw9610x = p_sar->priv_data;
638 unsigned char addr_bytes = aw9610x->aw_i2c_package.addr_bytes;
639 unsigned char data_bytes = aw9610x->aw_i2c_package.data_bytes;
640 unsigned char reg_num = aw9610x->aw_i2c_package.reg_num;
641 unsigned char reg_data[220] = { 0 };
642 unsigned int databuf[220] = { 0 };
643 unsigned char temp_buf[2] = { 0 };
644 unsigned int i;
645
646 for (i = 0; i < data_bytes * reg_num; i++) {
647 if (reg_num < attr_buf[1]) {
648 temp_buf[0] = buf[attr_buf[0] + (addr_bytes + i) * 5];
649 temp_buf[1] =
650 buf[attr_buf[0] + (addr_bytes + i) * 5 + 1];
651 } else if (reg_num >= attr_buf[1] && reg_num < attr_buf[3]) {
652 temp_buf[0] = buf[attr_buf[2] + (addr_bytes + i) * 5];
653 temp_buf[1] =
654 buf[attr_buf[2] + (addr_bytes + i) * 5 + 1];
655 } else if (reg_num >= attr_buf[3] && reg_num < attr_buf[5]) {
656 temp_buf[0] = buf[attr_buf[4] + (addr_bytes + i) * 5];
657 temp_buf[1] =
658 buf[attr_buf[4] + (addr_bytes + i) * 5 + 1];
659 }
660 sscanf(temp_buf, "%02x", &databuf[i]);
661 reg_data[i] = (unsigned char)databuf[i];
662 }
663 aw9610x->aw_i2c_package.p_reg_data = reg_data;
664 aw9610x_awrw_write_seq(p_sar);
> 665 }
666
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