tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
master
head: a5e13c6df0e41702d2b2c77c8ad41677ebb065b3
commit: 75145aab7a0d865b361de687b201e8c4b76425eb drm/amdgpu/swsmu: clean up a
bunch of stale interfaces
compiler: alpha-linux-gcc (GCC) 9.3.0
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
cppcheck possible warnings: (new ones prefixed by >>, may not real problems)
In file included from drivers/gpu/drm/amd/amdgpu/../pm/swsmu/amdgpu_smu.c:
>> drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c:1370:4: warning: Variable
>> 'num_of_active_display' is modified but its new value is never used.
>> [unreadVariable]
num_of_active_display++;
^
vim +/num_of_active_display +1370 drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1351 int smu_display_configuration_change(struct smu_context *smu,
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1352 const struct amd_pp_display_configuration
*display_config)
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1353 {
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1354 int index = 0;
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1355 int num_of_active_display = 0;
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1356
2b7ad277e96577 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Evan Quan 2020-05-25
1357 if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2b7ad277e96577 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Evan Quan 2020-05-25
1358 return -EOPNOTSUPP;
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1359
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1360 if (!display_config)
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1361 return -EINVAL;
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1362
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1363 mutex_lock(&smu->mutex);
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1364
ce63d8f8b55d28 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Evan Quan 2020-06-08
1365 smu_set_min_dcef_deep_sleep(smu,
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1366 display_config->min_dcef_deep_sleep_set_clk
/ 100);
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1367
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1368 for (index = 0; index < display_config->num_path_including_non_display;
index++) {
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1369 if (display_config->displays[index].controller_id != 0)
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
@1370 num_of_active_display++;
^^^^^^^^^^^^^^^^^^^^^^^
unused
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1371 }
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1372
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1373 mutex_unlock(&smu->mutex);
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1374
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1375 return 0;
94ed6d0cfdb867 drivers/gpu/drm/amd/powerplay/amdgpu_smu.c Huang Rui 2019-01-11
1376 }
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