* [agd5f:amd-staging-drm-next 2266/2288] drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_optc.c:139:6: warning: no previous prototype for 'optc1_set_vupdate_keepout'
@ 2021-04-08 1:16 kernel test robot
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From: kernel test robot @ 2021-04-08 1:16 UTC (permalink / raw)
To: kbuild-all
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tree: https://gitlab.freedesktop.org/agd5f/linux.git amd-staging-drm-next
head: 879e45ca7271a08b28ac346df8335e4ca5e380ea
commit: c170829c6bbace112f71ec14988b00b80176a41d [2266/2288] drm/amd/display: Move vupdate keepout programming from DCN20 to DCN10
config: i386-randconfig-r021-20210407 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
git remote add agd5f https://gitlab.freedesktop.org/agd5f/linux.git
git fetch --no-tags agd5f amd-staging-drm-next
git checkout c170829c6bbace112f71ec14988b00b80176a41d
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_optc.c:139:6: warning: no previous prototype for 'optc1_set_vupdate_keepout' [-Wmissing-prototypes]
139 | void optc1_set_vupdate_keepout(struct timing_generator *optc,
| ^~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_optc.c:879:6: warning: no previous prototype for 'optc1_setup_manual_trigger' [-Wmissing-prototypes]
879 | void optc1_setup_manual_trigger(struct timing_generator *optc)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_optc.c:897:6: warning: no previous prototype for 'optc1_program_manual_trigger' [-Wmissing-prototypes]
897 | void optc1_program_manual_trigger(struct timing_generator *optc)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/optc1_set_vupdate_keepout +139 drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_optc.c
133
134 /**
135 * Vupdate keepout can be set to a window to block the update lock for that pipe from changing.
136 * Start offset begins with vstartup and goes for x number of clocks,
137 * end offset starts from end of vupdate to x number of clocks.
138 */
> 139 void optc1_set_vupdate_keepout(struct timing_generator *optc,
140 struct vupdate_keepout_params *params)
141 {
142 struct optc *optc1 = DCN10TG_FROM_TG(optc);
143
144 REG_SET_3(OTG_VUPDATE_KEEPOUT, 0,
145 MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_START_OFFSET, params->start_offset,
146 MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_END_OFFSET, params->end_offset,
147 OTG_MASTER_UPDATE_LOCK_VUPDATE_KEEPOUT_EN, params->enable);
148 }
149
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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2021-04-08 1:16 [agd5f:amd-staging-drm-next 2266/2288] drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_optc.c:139:6: warning: no previous prototype for 'optc1_set_vupdate_keepout' kernel test robot
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