tree:
https://github.com/intel/linux-intel-lts.git 5.4/yocto
head: eeb611e5394c56d45c5cc8f7dc484c9f19e93143
commit: 0289630c4e708652f21372eaa22ef03b3234091c [79/1142] drm/kmb: Mipi DPHY
initialization changes
config: arm64-allyesconfig (attached as .config)
compiler: aarch64-linux-gcc (GCC) 9.3.0
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/0289630c4e708652f21372eaa...
git remote add intel-linux-intel-lts
https://github.com/intel/linux-intel-lts.git
git fetch --no-tags intel-linux-intel-lts 5.4/yocto
git checkout 0289630c4e708652f21372eaa22ef03b3234091c
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 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/gpu/drm/kmb/kmb_drv.c:67:5: warning: no previous
prototype for 'kmb_display_clk_enable' [-Wmissing-prototypes]
67 | int
kmb_display_clk_enable(void)
| ^~~~~~~~~~~~~~~~~~~~~~
> drivers/gpu/drm/kmb/kmb_drv.c:375:5: warning: no previous
prototype for 'kmb_atomic_helper_check' [-Wmissing-prototypes]
375 |
int kmb_atomic_helper_check(struct drm_device *dev,
| ^~~~~~~~~~~~~~~~~~~~~~~
vim +/kmb_display_clk_enable +67 drivers/gpu/drm/kmb/kmb_drv.c
66
67 int kmb_display_clk_enable(void)
68 {
69 int ret = 0;
70 #ifdef LCD_TEST
71 ret = clk_prepare_enable(clk_lcd);
72 if (ret) {
73 DRM_ERROR("Failed to enable LCD clock: %d\n", ret);
74 return ret;
75 }
76 #endif
77 ret = clk_prepare_enable(clk_mipi);
78 if (ret) {
79 DRM_ERROR("Failed to enable MIPI clock: %d\n", ret);
80 return ret;
81 }
82 /* ret = clk_prepare_enable(clk_msscam);
83 if (ret) {
84 DRM_ERROR("Failed to enable MSSCAM clock: %d\n", ret);
85 return ret;
86 }
87 */
88
89 ret = clk_prepare_enable(clk_mipi_ecfg);
90 if (ret) {
91 DRM_ERROR("Failed to enable MIPI_ECFG clock: %d\n", ret);
92 return ret;
93 }
94
95 ret = clk_prepare_enable(clk_mipi_cfg);
96 if (ret) {
97 DRM_ERROR("Failed to enable MIPI_CFG clock: %d\n", ret);
98 return ret;
99 }
100 DRM_INFO("SUCCESS : enabled LCD MIPI clocks\n");
101 return 0;
102 }
103
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org