tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 4d41ead6ead97c3730bbd186a601a64828668f01 commit: d2ce14fd99e91f3de667e5dba5b9affa3e40e725 drm/amd/display: Send DISPLAY_OFF after power down on boot date: 3 days ago config: x86_64-randconfig-r014-20200829 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project c10e63677f5d20f18010f8f68c631ddc97546f7d) 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 x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu git checkout d2ce14fd99e91f3de667e5dba5b9affa3e40e725 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
All warnings (new ones prefixed by >>):
drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c:58:5:
warning: no previous prototype for function 'rn_get_active_display_cnt_wa'
[-Wmissing-prototypes]
int rn_get_active_display_cnt_wa(
^
drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c:58:1:
note: declare 'static' if the function is not intended to be used outside of
this translation unit
int rn_get_active_display_cnt_wa(
^
static
>> drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c:97:6:
>> warning: no previous prototype for function 'rn_set_low_power_state'
>> [-Wmissing-prototypes]
void rn_set_low_power_state(struct clk_mgr *clk_mgr_base)
^
drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c:97:1:
note: declare 'static' if the function is not intended to be used outside of
this translation unit
void rn_set_low_power_state(struct clk_mgr *clk_mgr_base)
^
static
drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c:106:6:
warning: no previous prototype for function 'rn_update_clocks'
[-Wmissing-prototypes]
void rn_update_clocks(struct clk_mgr *clk_mgr_base,
^
drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c:106:1:
note: declare 'static' if the function is not intended to be used outside of
this translation unit
void rn_update_clocks(struct clk_mgr *clk_mgr_base,
^
static
drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c:388:6:
warning: no previous prototype for function 'rn_get_clk_states'
[-Wmissing-prototypes]
void rn_get_clk_states(struct clk_mgr *clk_mgr_base, struct clk_states *s)
^
drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c:388:1:
note: declare 'static' if the function is not intended to be used outside of
this translation unit
void rn_get_clk_states(struct clk_mgr *clk_mgr_base, struct clk_states *s)
^
static
drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c:398:6:
warning: no previous prototype for function 'rn_enable_pme_wa'
[-Wmissing-prototypes]
void rn_enable_pme_wa(struct clk_mgr *clk_mgr_base)
^
drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c:398:1:
note: declare 'static' if the function is not intended to be used outside of
this translation unit
void rn_enable_pme_wa(struct clk_mgr *clk_mgr_base)
^
static
drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c:405:6:
warning: no previous prototype for function 'rn_init_clocks'
[-Wmissing-prototypes]
void rn_init_clocks(struct clk_mgr *clk_mgr)
^
drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c:405:1:
note: declare 'static' if the function is not intended to be used outside of
this translation unit
void rn_init_clocks(struct clk_mgr *clk_mgr)
^
static
6 warnings generated.
#
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=d2ce14fd99e91f3de667e5dba5b9affa3e40e725
git remote add linus
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout d2ce14fd99e91f3de667e5dba5b9affa3e40e725
vim +/rn_set_low_power_state +97
drivers/gpu/drm/amd/amdgpu/../display/dc/clk_mgr/dcn21/rn_clk_mgr.c
96
> 97 void rn_set_low_power_state(struct clk_mgr *clk_mgr_base)
98 {
99 struct clk_mgr_internal *clk_mgr =
TO_CLK_MGR_INTERNAL(clk_mgr_base);
100
101 rn_vbios_smu_set_dcn_low_power_state(clk_mgr,
DCN_PWR_STATE_LOW_POWER);
102 /* update power state */
103 clk_mgr_base->clks.pwr_state = DCN_PWR_STATE_LOW_POWER;
104 }
105
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
