<ping> On 5/14/2024 4:35 PM, Lijo Lazar wrote: > This series adds APIs to get the supported PM policies and also set them. A PM > policy type is a predefined policy type supported by an SOC and each policy may > define two or more levels to choose from. A user can select the appropriate > level through amdgpu_dpm_set_pm_policy() or through sysfs node pm_policy. Based > on the specific PM functional area, multiple PM policies may be defined for an > SOC For ex: a policy may be defined to set the right setting for XGMI per link > power down feature and another may be defined to select the SOC Pstate > preferences. > > Presently, XGMI PLPD and SOC Pstate policy types are supported. It also removes > the legacy sysfs interface to set XGMI PLPD as it is not used any client like > SMI tool. > > v2: > Add NULL checks to avoid access on SOCs which don't support any policy. > > v3: > Rebase and add documentation patch > > v4: > Use consistent policy type naming for read/write (Alex Deucher) > > Lijo Lazar (10): > drm/amd/pm: Add support for DPM policies > drm/amd/pm: Update PMFW messages for SMUv13.0.6 > drm/amd/pm: Add support to select pstate policy > drm/amd/pm: Add xgmi plpd policy to pm_policy > drm/amd/pm: Add xgmi plpd to SMU v13.0.6 pm_policy > drm/amd/pm: Add xgmi plpd to aldebaran pm_policy > drm/amd/pm: Add xgmi plpd to arcturus pm_policy > drm/amd/pm: Remove legacy interface for xgmi plpd > drm/amd/pm: Remove unused interface to set plpd > Documentation/amdgpu: Add PM policy documentation > > Documentation/gpu/amdgpu/thermal.rst | 6 + > drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 4 +- > .../gpu/drm/amd/include/kgd_pp_interface.h | 17 ++ > drivers/gpu/drm/amd/pm/amdgpu_dpm.c | 32 ++-- > drivers/gpu/drm/amd/pm/amdgpu_pm.c | 136 ++++++++++++---- > drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h | 9 +- > drivers/gpu/drm/amd/pm/inc/amdgpu_pm.h | 2 +- > drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 113 +++++++++++-- > drivers/gpu/drm/amd/pm/swsmu/inc/amdgpu_smu.h | 40 ++++- > .../pm/swsmu/inc/pmfw_if/smu_v13_0_6_ppsmc.h | 3 +- > drivers/gpu/drm/amd/pm/swsmu/inc/smu_types.h | 3 +- > .../gpu/drm/amd/pm/swsmu/smu11/arcturus_ppt.c | 64 +++++--- > .../drm/amd/pm/swsmu/smu13/aldebaran_ppt.c | 59 ++++--- > .../gpu/drm/amd/pm/swsmu/smu13/smu_v13_0.c | 2 + > .../drm/amd/pm/swsmu/smu13/smu_v13_0_6_ppt.c | 153 +++++++++++++----- > drivers/gpu/drm/amd/pm/swsmu/smu_cmn.c | 57 +++++++ > drivers/gpu/drm/amd/pm/swsmu/smu_cmn.h | 2 + > 17 files changed, 533 insertions(+), 169 deletions(-) >
