tree: git://people.freedesktop.org/~agd5f/linux.git drm-next-4.18-wip
head: 92fb37464bd2b759d74f33c3b90a27575601745d
commit: cb2bd409128cdf4b6ac7779e55876956271be9f3 [201/261] drm/amd/powerplay: add control gfxoff enabling in late init
smatch warnings:
drivers/gpu/drm/amd/amdgpu/../powerplay/amd_powerplay.c:194 pp_late_init() error: we previously assumed 'hwmgr' could be null (see line 185)
git remote add radeon-alex git://people.freedesktop.org/~agd5f/linux.git
git remote update radeon-alex
git checkout cb2bd409128cdf4b6ac7779e55876956271be9f3
vim +/hwmgr +194 drivers/gpu/drm/amd/amdgpu/../powerplay/amd_powerplay.c
7bdb3db41 Rex Zhu 2018-04-13 178
6d07fe7bc Rex Zhu 2017-09-25 179 static int pp_late_init(void *handle)
6d07fe7bc Rex Zhu 2017-09-25 180 {
b905090d2 Rex Zhu 2018-03-12 181 struct amdgpu_device *adev = handle;
b905090d2 Rex Zhu 2018-03-12 182 struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
cb2bd4091 Huang Rui 2018-03-13 183 int ret;
6d07fe7bc Rex Zhu 2017-09-25 184
b61e54cb1 Rex Zhu 2018-03-22 @185 if (hwmgr && hwmgr->pm_en) {
b61e54cb1 Rex Zhu 2018-03-22 186 mutex_lock(&hwmgr->smu_lock);
b61e54cb1 Rex Zhu 2018-03-22 187 hwmgr_handle_task(hwmgr,
39199b803 Evan Quan 2017-12-29 188 AMD_PP_TASK_COMPLETE_INIT, NULL);
b61e54cb1 Rex Zhu 2018-03-22 189 mutex_unlock(&hwmgr->smu_lock);
b61e54cb1 Rex Zhu 2018-03-22 190 }
7bdb3db41 Rex Zhu 2018-04-13 191 if (adev->pm.smu_prv_buffer_size != 0)
7bdb3db41 Rex Zhu 2018-04-13 192 pp_reserve_vram_for_smu(adev);
cb2bd4091 Huang Rui 2018-03-13 193
cb2bd4091 Huang Rui 2018-03-13 @194 if (hwmgr->hwmgr_func->gfx_off_control &&
cb2bd4091 Huang Rui 2018-03-13 195 (hwmgr->feature_mask & PP_GFXOFF_MASK)) {
cb2bd4091 Huang Rui 2018-03-13 196 ret = hwmgr->hwmgr_func->gfx_off_control(hwmgr, true);
cb2bd4091 Huang Rui 2018-03-13 197 if (ret)
cb2bd4091 Huang Rui 2018-03-13 198 pr_err("gfx off enabling failed!\n");
cb2bd4091 Huang Rui 2018-03-13 199 }
cb2bd4091 Huang Rui 2018-03-13 200
6d07fe7bc Rex Zhu 2017-09-25 201 return 0;
6d07fe7bc Rex Zhu 2017-09-25 202 }
6d07fe7bc Rex Zhu 2017-09-25 203
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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