linux.git/drivers/gpu/drm/amd/pm/amdgpu_dpm.c, branch v5.17 Linux kernel source tree drm/amd/pm: avoid duplicate powergate/ungate setting 2021-11-17T22:41:20+00:00 Evan Quan evan.quan@amd.com 2021-11-05T07:25:30+00:00 6ee27ee27ba8b2e725886951ba2d2d87f113bece Just bail out if the target IP block is already in the desired powergate/ungate state. This can avoid some duplicate settings which sometimes may cause unexpected issues. Link: https://lore.kernel.org/all/YV81vidWQLWvATMM@zn.tnic/ Bug: https://bugzilla.kernel.org/show_bug.cgi?id=214921 Bug: https://bugzilla.kernel.org/show_bug.cgi?id=215025 Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1789 Fixes: bf756fb833cb ("drm/amdgpu: add missing cleanups for Polaris12 UVD/VCE on suspend") Signed-off-by: Evan Quan <evan.quan@amd.com> Tested-by: Borislav Petkov <bp@suse.de> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org 
Just bail out if the target IP block is already in the desired
powergate/ungate state. This can avoid some duplicate settings
which sometimes may cause unexpected issues.

Link: https://lore.kernel.org/all/YV81vidWQLWvATMM@zn.tnic/
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=214921
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=215025
Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1789
Fixes: bf756fb833cb ("drm/amdgpu: add missing cleanups for Polaris12 UVD/VCE on suspend")
Signed-off-by: Evan Quan <evan.quan@amd.com>
Tested-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
drm/amd/pm: unify the interface for power gating 2021-04-09T20:46:46+00:00 Evan Quan evan.quan@amd.com 2021-03-25T05:01:09+00:00 d2b0b4832b90fabab282e85f2a6eff085af95a98 No need to have special handling for swSMU supported ASICs. Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
No need to have special handling for swSMU supported ASICs.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd/pm: unify the interface for loading SMU microcode 2021-04-09T20:46:38+00:00 Evan Quan evan.quan@amd.com 2021-03-24T08:51:52+00:00 2e4b2f7b570a58fc67f25c04a1f6ee93a0938caa No need to have special handling for swSMU supported ASICs. Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
No need to have special handling for swSMU supported ASICs.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd/pm: fix gpu reset failure by MP1 state setting 2021-04-09T20:39:45+00:00 Guchun Chen guchun.chen@amd.com 2021-03-23T05:41:00+00:00 9113a0fb614b3f42a8927d47198cf73854a3b016 Instead of blocking varied unsupported MP1 state in upper level, defer and skip such MP1 state handling in specific ASIC. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Guchun Chen <guchun.chen@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Instead of blocking varied unsupported MP1 state in upper level,
defer and skip such MP1 state handling in specific ASIC.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd/pm: fix MP1 state setting failure in s3 test 2021-04-09T20:38:56+00:00 Guchun Chen guchun.chen@amd.com 2021-03-22T06:07:38+00:00 c93ebea0cbc3ed56e05a7948adb6e7c4c4fe2f7d Skip PP_MP1_STATE_NONE in MP1 state setting, otherwise, it will break S3 sequence. [ 50.188269] [drm:amdgpu_device_ip_suspend_phase2 [amdgpu]] *ERROR* SMC failed to set mp1 state 0, -22 [ 50.969901] amdgpu 0000:03:00.0: amdgpu: SMU is resuming... [ 50.970024] sd 0:0:0:0: [sda] Starting disk [ 50.979723] serial 00:02: activated [ 51.353644] ata4: SATA link down (SStatus 4 SControl 300) [ 51.353669] ata3: SATA link down (SStatus 4 SControl 300) [ 51.353747] ata6: SATA link down (SStatus 4 SControl 300) [ 51.357694] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300) [ 51.357711] ata5: SATA link down (SStatus 4 SControl 300) [ 51.357729] ata2: SATA link down (SStatus 4 SControl 300) [ 51.358005] ata1.00: supports DRM functions and may not be fully accessible [ 51.360491] ata1.00: supports DRM functions and may not be fully accessible [ 51.362573] ata1.00: configured for UDMA/133 [ 51.362610] ahci 0000:00:17.0: port does not support device sleep [ 51.362946] ata1.00: Enabling discard_zeroes_data [ 52.566438] amdgpu 0000:03:00.0: amdgpu: Msg issuing pre-check failed and SMU may be not in the right state! [ 54.126316] amdgpu 0000:03:00.0: amdgpu: Msg issuing pre-check failed and SMU may be not in the right state! [ 54.126317] amdgpu 0000:03:00.0: amdgpu: Failed to SetDriverDramAddr! [ 54.126318] amdgpu 0000:03:00.0: amdgpu: Failed to setup smc hw! [ 54.126319] [drm:amdgpu_device_ip_resume_phase2 [amdgpu]] *ERROR* resume of IP block <smu> failed -62 [ 54.126398] amdgpu 0000:03:00.0: amdgpu: amdgpu_device_ip_resume failed (-62). [ 54.126399] PM: dpm_run_callback(): pci_pm_resume+0x0/0x90 returns -62 [ 54.126403] PM: Device 0000:03:00.0 failed to resume async: error -62 Fixes: 1689fca0d62aa7 ("drm/amd/pm: fix Navi1x runtime resume failure V2") Signed-off-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Guchun Chen <guchun.chen@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Skip PP_MP1_STATE_NONE in MP1 state setting, otherwise, it will
break S3 sequence.

[   50.188269] [drm:amdgpu_device_ip_suspend_phase2 [amdgpu]] *ERROR* SMC failed to set mp1 state 0, -22
[   50.969901] amdgpu 0000:03:00.0: amdgpu: SMU is resuming...
[   50.970024] sd 0:0:0:0: [sda] Starting disk
[   50.979723] serial 00:02: activated
[   51.353644] ata4: SATA link down (SStatus 4 SControl 300)
[   51.353669] ata3: SATA link down (SStatus 4 SControl 300)
[   51.353747] ata6: SATA link down (SStatus 4 SControl 300)
[   51.357694] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
[   51.357711] ata5: SATA link down (SStatus 4 SControl 300)
[   51.357729] ata2: SATA link down (SStatus 4 SControl 300)
[   51.358005] ata1.00: supports DRM functions and may not be fully accessible
[   51.360491] ata1.00: supports DRM functions and may not be fully accessible
[   51.362573] ata1.00: configured for UDMA/133
[   51.362610] ahci 0000:00:17.0: port does not support device sleep
[   51.362946] ata1.00: Enabling discard_zeroes_data
[   52.566438] amdgpu 0000:03:00.0: amdgpu: Msg issuing pre-check failed and SMU may be not in the right state!
[   54.126316] amdgpu 0000:03:00.0: amdgpu: Msg issuing pre-check failed and SMU may be not in the right state!
[   54.126317] amdgpu 0000:03:00.0: amdgpu: Failed to SetDriverDramAddr!
[   54.126318] amdgpu 0000:03:00.0: amdgpu: Failed to setup smc hw!
[   54.126319] [drm:amdgpu_device_ip_resume_phase2 [amdgpu]] *ERROR* resume of IP block <smu> failed -62
[   54.126398] amdgpu 0000:03:00.0: amdgpu: amdgpu_device_ip_resume failed (-62).
[   54.126399] PM: dpm_run_callback(): pci_pm_resume+0x0/0x90 returns -62
[   54.126403] PM: Device 0000:03:00.0 failed to resume async: error -62

Fixes: 1689fca0d62aa7 ("drm/amd/pm: fix Navi1x runtime resume failure V2")
Signed-off-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
amdgpu/pm: Powerplay API for smu , changed 4 dpm functions to use API 2021-02-26T22:19:08+00:00 Darren Powell darren.powell@amd.com 2020-12-03T21:50:49+00:00 bc7d6c12054dcd3d652bf3f62eacab3b6e121f06 v2: fix errors and warnings flagged by checkpatch v3: Context mismatch with revision v3 to patch 0003 New Functions smu_get_mclk - implementation of the Powerplay API function get_mclk smu_get_sclk - implementation of the Powerplay API function get_sclk smu_handle_dpm_task - implementation of the Powerplay API function dispatch_tasks Modified Functions smu_dpm_set_power_gate - - modifed arg0 to match Powerplay API set_powergating_by_smu Other Changes removed special smu handling in dpm functions and called through Powerplay API call to smu_dpm_set_power_gate via Powerplay API now locks mutex for UVD and VCE Signed-off-by: Darren Powell <darren.powell@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
v2: fix errors and warnings flagged by checkpatch
v3: Context mismatch with revision v3 to patch 0003

New Functions
  smu_get_mclk        - implementation of the Powerplay API function get_mclk
  smu_get_sclk        - implementation of the Powerplay API function get_sclk
  smu_handle_dpm_task - implementation of the Powerplay API function dispatch_tasks

Modified Functions
  smu_dpm_set_power_gate - - modifed arg0 to match Powerplay API set_powergating_by_smu

Other Changes
  removed special smu handling in dpm functions and called through Powerplay API
  call to smu_dpm_set_power_gate via Powerplay API now locks mutex for UVD and VCE

Signed-off-by: Darren Powell <darren.powell@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
amdgpu/pm: Powerplay API for smu , changed 5 dpm powergating & sensor functions to use API 2021-02-26T22:18:01+00:00 Darren Powell darren.powell@amd.com 2020-11-04T00:45:14+00:00 9ab5001a99e1f1006192cf59915feeb9f03108bb v2: add comment to highlight assignment that changes uint32_t value to int fix errors flagged by checkpatch.pl New Functions smu_get_baco_capability() - Implement Powerplay API get_asic_baco_capability smu_baco_set_state() - Implement Powerplay API set_asic_baco_state Modified Functions smu_read_sensor() - modifed signature to match Powerplay API read_sensor Other Changes added 3 above smu Powerplay functions to swsmu_dpm_funcs removed special smu handling in 5 dpm functions and called through Powerplay API Signed-off-by: Darren Powell <darren.powell@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
v2: add comment to highlight assignment that changes uint32_t value to int
    fix errors flagged by checkpatch.pl

New Functions
  smu_get_baco_capability() - Implement Powerplay API get_asic_baco_capability
  smu_baco_set_state()      - Implement Powerplay API set_asic_baco_state

Modified Functions
  smu_read_sensor() - modifed signature to match Powerplay API read_sensor

Other Changes
  added 3 above smu Powerplay functions to swsmu_dpm_funcs
  removed special smu handling in 5 dpm functions and called through Powerplay API

Signed-off-by: Darren Powell <darren.powell@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
amdgpu/pm: Powerplay API for smu , changed 6 dpm reset functions to use API 2021-02-26T22:17:00+00:00 Darren Powell darren.powell@amd.com 2020-10-29T22:19:35+00:00 bab0f602918d9fa55d55784d2498336af16f2342 Modified Functions smu_set_xgmi_pstate() - modifed arg0 to match Powerplay API set_xgmi_pstate smu_mode2_reset() - modifed arg0 to match Powerplay API asic_reset_mode_2 smu_switch_power_profile() - modifed arg0 to match Powerplay API switch_power_profile smu_set_mp1_state() - modifed arg0 to match Powerplay API set_mp1_state smu_set_df_cstate() - modifed arg0 to match Powerplay API set_df_cstate smu_enable_mgpu_fan_boost() - modifed arg0 to match Powerplay API enable_mgpu_fan_boost Other Changes added above smu reset Powerplay functions to swsmu_dpm_funcs removed special smu handling of above functions and called through Powerplay API Signed-off-by: Darren Powell <darren.powell@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Modified Functions
  smu_set_xgmi_pstate()       - modifed arg0 to match Powerplay API set_xgmi_pstate
  smu_mode2_reset()           - modifed arg0 to match Powerplay API asic_reset_mode_2
  smu_switch_power_profile()  - modifed arg0 to match Powerplay API switch_power_profile
  smu_set_mp1_state()         - modifed arg0 to match Powerplay API set_mp1_state
  smu_set_df_cstate()         - modifed arg0 to match Powerplay API set_df_cstate
  smu_enable_mgpu_fan_boost() - modifed arg0 to match Powerplay API enable_mgpu_fan_boost

Other Changes
  added above smu reset Powerplay functions to swsmu_dpm_funcs
  removed special smu handling of above functions and called through Powerplay API

Signed-off-by: Darren Powell <darren.powell@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: skip power profile switch in sriov 2020-12-01T20:58:54+00:00 Jingwen Chen Jingwen.Chen2@amd.com 2020-11-24T06:06:54+00:00 7cf7a392af269fb83d8695be2ea92de3959bbd60 power profile switch in vcn need to send SetWorkLoad msg to smu, which is not supported in sriov. Signed-off-by: Jingwen Chen <Jingwen.Chen2@amd.com> Reviewed-by: Jiange Zhao <Jiange.Zhao@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
power profile switch in vcn need to send SetWorkLoad msg to
smu, which is not supported in sriov.

Signed-off-by: Jingwen Chen <Jingwen.Chen2@amd.com>
Reviewed-by: Jiange Zhao <Jiange.Zhao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Get DRM dev from adev by inline-f 2020-08-24T17:06:06+00:00 Luben Tuikov luben.tuikov@amd.com 2020-08-24T16:29:45+00:00 4a580877bdcb837e7a3754ae20798dcfccb44e80 Add a static inline adev_to_drm() to obtain the DRM device pointer from an amdgpu_device pointer. Signed-off-by: Luben Tuikov <luben.tuikov@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Add a static inline adev_to_drm() to obtain
the DRM device pointer from an amdgpu_device pointer.

Signed-off-by: Luben Tuikov <luben.tuikov@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>