drivers/gpu/drm/amd/amdgpu/../display/dc/dcn201/dcn201_hwseq.c:88:14: warning: variable 'is_in_uma' set but not used
From: kernel test robot
Date: Mon Sep 05 2022 - 19:07:05 EST
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 53e99dcff61e1523ec1c3628b2d564ba15d32eb7
commit: 3f68c01be9a2227de1e190317fe34a6fb835a094 drm/amd/display: add cyan_skillfish display support
date: 11 months ago
config: i386-buildonly-randconfig-r004-20220905 (https://download.01.org/0day-ci/archive/20220906/202209060730.VeXAC3Z7-lkp@xxxxxxxxx/config)
compiler: gcc-11 (Debian 11.3.0-5) 11.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3f68c01be9a2227de1e190317fe34a6fb835a094
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout 3f68c01be9a2227de1e190317fe34a6fb835a094
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/drm/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>
All warnings (new ones prefixed by >>):
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn201/dcn201_hwseq.c: In function 'gpu_addr_to_uma':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn201/dcn201_hwseq.c:88:14: warning: variable 'is_in_uma' set but not used [-Wunused-but-set-variable]
88 | bool is_in_uma;
| ^~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn201/dcn201_hwseq.c: In function 'dcn201_pipe_control_lock':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn201/dcn201_hwseq.c:544:22: warning: variable 'hubp' set but not used [-Wunused-but-set-variable]
544 | struct hubp *hubp = NULL;
| ^~~~
--
drivers/gpu/drm/amd/amdgpu/../display/dc/dcn201/dcn201_dpp.c: In function 'dpp201_get_optimal_number_of_taps':
>> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn201/dcn201_dpp.c:185:18: warning: variable 'pixel_width' set but not used [-Wunused-but-set-variable]
185 | uint32_t pixel_width;
| ^~~~~~~~~~~
vim +/is_in_uma +88 drivers/gpu/drm/amd/amdgpu/../display/dc/dcn201/dcn201_hwseq.c
84
85 static void gpu_addr_to_uma(struct dce_hwseq *hwseq,
86 PHYSICAL_ADDRESS_LOC *addr)
87 {
> 88 bool is_in_uma;
89
90 if (hwseq->fb_base.quad_part <= addr->quad_part &&
91 addr->quad_part < hwseq->fb_top.quad_part) {
92 addr->quad_part -= hwseq->fb_base.quad_part;
93 addr->quad_part += hwseq->fb_offset.quad_part;
94 is_in_uma = true;
95 } else if (hwseq->fb_offset.quad_part <= addr->quad_part &&
96 addr->quad_part <= hwseq->uma_top.quad_part) {
97 is_in_uma = true;
98 } else if (addr->quad_part == 0) {
99 is_in_uma = false;
100 } else {
101 is_in_uma = false;
102 }
103 }
104
--
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https://01.org/lkp