12:15 a.m.
Hi Tzu-En,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 148fdf990dee4efd23c1114811b205de9c966680
commit: 0fbc2f0f34cc57e8d6076631733e0095ac031995 [11074/14813] rtw88: add dump firmware
fifo support
config: arm64-randconfig-r036-20201012 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
9e72d3eaf38f217698f72cb8fdc969a6e72dad3a)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# install arm64 cross compiling tool for clang build
# apt-get install binutils-aarch64-linux-gnu
#
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi...
git remote add linux-next
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 0fbc2f0f34cc57e8d6076631733e0095ac031995
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>):
> drivers/net/wireless/realtek/rtw88/fw.c:1485:21: warning: address
of array 'rtwdev->chip->fw_fifo_addr' will always evaluate to 'true'
[-Wpointer-bool-conversion]
if (!rtwdev->chip->fw_fifo_addr) {
~~~~~~~~~~~~~~~^~~~~~~~~~~~
1 warning generated.
vim +1485 drivers/net/wireless/realtek/rtw88/fw.c
1481
1482 int rtw_fw_dump_fifo(struct rtw_dev *rtwdev, u8 fifo_sel, u32 addr, u32 size,
1483 u32 *buffer)
1484 {
1485 if (!rtwdev->chip->fw_fifo_addr) {
1486 rtw_dbg(rtwdev, RTW_DBG_FW, "chip not support dump fw fifo\n");
1487 return -ENOTSUPP;
1488 }
1489
1490 if (size == 0 || !buffer)
1491 return -EINVAL;
1492
1493 if (size & 0x3) {
1494 rtw_dbg(rtwdev, RTW_DBG_FW, "not 4byte alignment\n");
1495 return -EINVAL;
1496 }
1497
1498 if (!rtw_fw_dump_check_size(rtwdev, fifo_sel, addr, size)) {
1499 rtw_dbg(rtwdev, RTW_DBG_FW, "fw fifo dump size overflow\n");
1500 return -EINVAL;
1501 }
1502
1503 rtw_fw_read_fifo(rtwdev, fifo_sel, addr, size, buffer);
1504
1505 return 0;
1506 }
1507
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org