tree:
https://github.com/intel/linux-intel-lts.git 5.10/yocto
head: 3ebd33d042d488ba5ca3a11f7520a6084793ba13
commit: bd8c7120c481ebe8e2e40e6b9308d689f8adfff7 [10648/13492] media: ti960: remove
crlmodule dependency
config: h8300-buildonly-randconfig-r005-20210722 (attached as .config)
compiler: h8300-linux-gcc (GCC) 10.3.0
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
#
https://github.com/intel/linux-intel-lts/commit/bd8c7120c481ebe8e2e40e6b9...
git remote add intel-linux-intel-lts
https://github.com/intel/linux-intel-lts.git
git fetch --no-tags intel-linux-intel-lts 5.10/yocto
git checkout bd8c7120c481ebe8e2e40e6b9308d689f8adfff7
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross ARCH=h8300
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/media/i2c/ti960-des.c:129:5: warning: no previous
prototype for 'bus_switch' [-Wmissing-prototypes]
129 | int
bus_switch(struct ti960 *va)
| ^~~~~~~~~~
drivers/media/i2c/ti960-des.c: In function 'ti960_init':
drivers/media/i2c/ti960-des.c:1240:15: warning: unused variable 'reset_gpio'
[-Wunused-variable]
1240 | unsigned int reset_gpio = va->pdata->reset_gpio;
| ^~~~~~~~~~
In file included from drivers/media/i2c/ti960-des.c:20:
At top level:
drivers/media/i2c/ti953.h:101:42: warning: 'ti953_FPD3_RX_ID' defined but not
used [-Wunused-const-variable=]
101 | static const struct ti953_register_devid ti953_FPD3_RX_ID[] = {
| ^~~~~~~~~~~~~~~~
drivers/media/i2c/ti953.h:96:42: warning: 'ti953_init_settings_clk' defined but
not used [-Wunused-const-variable=]
96 | static const struct ti953_register_write ti953_init_settings_clk[] = {
| ^~~~~~~~~~~~~~~~~~~~~~~
drivers/media/i2c/ti953.h:29:42: warning: 'ti953_init_settings' defined but not
used [-Wunused-const-variable=]
29 | static const struct ti953_register_write ti953_init_settings[] = {
| ^~~~~~~~~~~~~~~~~~~
vim +/bus_switch +129 drivers/media/i2c/ti960-des.c
1aafb1e0df5527 Ng Khai Wen 2021-07-01 128
d2753af810c799 Ng Khai Wen 2021-07-01 @129 int bus_switch(struct ti960 *va)
d2753af810c799 Ng Khai Wen 2021-07-01 130 {
d2753af810c799 Ng Khai Wen 2021-07-01 131 int ret;
d2753af810c799 Ng Khai Wen 2021-07-01 132 int retry, timeout = 10;
d2753af810c799 Ng Khai Wen 2021-07-01 133 struct i2c_client *client =
v4l2_get_subdevdata(&va->sd);
d2753af810c799 Ng Khai Wen 2021-07-01 134
d2753af810c799 Ng Khai Wen 2021-07-01 135 dev_dbg(&client->dev, "bus
switch");
d2753af810c799 Ng Khai Wen 2021-07-01 136 client->addr = 0x70;
d2753af810c799 Ng Khai Wen 2021-07-01 137 for (retry = 0; retry < timeout; retry++)
{
d2753af810c799 Ng Khai Wen 2021-07-01 138 ret = i2c_smbus_write_byte(client, 0x01);
d2753af810c799 Ng Khai Wen 2021-07-01 139 if (ret < 0)
d2753af810c799 Ng Khai Wen 2021-07-01 140 usleep_range(5000, 6000);
d2753af810c799 Ng Khai Wen 2021-07-01 141 else
d2753af810c799 Ng Khai Wen 2021-07-01 142 break;
d2753af810c799 Ng Khai Wen 2021-07-01 143 }
d2753af810c799 Ng Khai Wen 2021-07-01 144
d2753af810c799 Ng Khai Wen 2021-07-01 145 client->addr = TI960_I2C_ADDRESS;
d2753af810c799 Ng Khai Wen 2021-07-01 146 if (retry >= timeout) {
d2753af810c799 Ng Khai Wen 2021-07-01 147 dev_err(&client->dev, "bus
switch failed");
d2753af810c799 Ng Khai Wen 2021-07-01 148 return -EREMOTEIO;
d2753af810c799 Ng Khai Wen 2021-07-01 149 }
d2753af810c799 Ng Khai Wen 2021-07-01 150
d2753af810c799 Ng Khai Wen 2021-07-01 151 return 0;
d2753af810c799 Ng Khai Wen 2021-07-01 152 }
d2753af810c799 Ng Khai Wen 2021-07-01 153
:::::: The code at line 129 was first introduced by commit
:::::: d2753af810c79927ae6a70fd532a0b19d9816dc5 media: intel-ipu6: add ti960 driver
:::::: TO: Ng Khai Wen <khai.wen.ng(a)intel.com>
:::::: CC: Pan, Kris <kris.pan(a)intel.com>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org