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path: root/drivers/gpu/drm/amd/pm/amdgpu_pm.c
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2024-01-15drm/amdgpu/pm: clarify debugfs pm outputAlex Deucher
On APUs power is SoC power, not just GPU. Clarify that for UVD/VCE/VCN the IP is powered down, not disabled which can confusing and lead to concerns that the IP is actually not available. Reviewed-by: Yang Wang <kevinyang.wang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2024-01-05drm/amd/pm: Add mem_busy_percent for GCv9.4.3 apuAsad Kamal
Expose sysfs entry mem_busy_percent for GC version 9.4.3 APU system Signed-off-by: Asad Kamal <asad.kamal@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-12-07drm/amd/pm: fix pp_*clk_od typoDmitrii Galantsev
Fix pp_dpm_sclk_od and pp_dpm_mclk_od typos. Those were defined as pp_*clk_od but used as pp_dpm_*clk_od instead. This change removes the _dpm part. Fixes: 8cfd6a05750c ("drm/amd/pm: Hide irrelevant pm device attributes") Signed-off-by: Dmitrii Galantsev <dmitrii.galantsev@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-11-29drm/amd/pm: Add sysfs attribute to get pm metricsLijo Lazar
Add sysfs attribute to read power management metrics. A snapshot is captured to the buffer when the attribute is read. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Reviewed-by: Yang Wang <kevinyang.wang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-11-09drm: amd: Resolve Sphinx unexpected indentation warningHunter Chasens
Resolves Sphinx unexpected indentation warning when compiling documentation (e.g. `make htmldocs`). Replaces tabs with spaces and adds a literal block to keep vertical formatting of the example power state list. Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Bagas Sanjaya <bagasdotme@gmail.com> (v2) Acked-by: Randy Dunlap <rdunlap@infradead.org> (v2) Signed-off-by: Hunter Chasens <hunter.chasens18@ncf.edu> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-11-09drm/amd/pm: Hide pp_dpm_pcie device attributeLijo Lazar
Hide PCIe DPM attribute on SOCs with GC v9.4.2 and GC v9.4.3. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Yang Wang <kevinyang.wang@amd.com> Reviewed-by: Asad Kamal <asad.kamal@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-11-07drm/amd/pm: Hide irrelevant pm device attributesLijo Lazar
Change return code to EOPNOTSUPP for unsupported functions. Use the error code information to hide sysfs nodes not valid for the SOC. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Yang Wang <kevinyang.wang@amd.com> Reviewed-by: Asad Kamal <asad.kamal@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-11-03drm/amd/pm: only check sriov vf flag once when creating hwmon sysfsMa Jun
The current code checks sriov vf flag multiple times when creating hwmon sysfs. So fix it. Signed-off-by: Ma Jun <Jun.Ma2@amd.com> Reviewed-by: Yang Wang <kevinyang.wang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-10-26drm/amd/amdgpu: fix the GPU power print error in pm infoLi Ma
Modify the print format of the fractional part to avoid display error. Signed-off-by: Li Ma <li.ma@amd.com> Reviewed-by: Yifan Zhang <yifan1.zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-10-20drm/amd/pm: Handle non-terminated overdrive commands.Bas Nieuwenhuizen
The incoming strings might not be terminated by a newline or a 0. (found while testing a program that just wrote the string itself, causing a crash) Cc: stable@vger.kernel.org Fixes: e3933f26b657 ("drm/amd/pp: Add edit/commit/show OD clock/voltage support in sysfs") Signed-off-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-10-20drm/amd/pm: Support for getting power1_cap_min valueMa Jun
Support for getting power1_cap_min value on smu13 and smu11. For other Asics, we still use 0 as the default value. Signed-off-by: Ma Jun <Jun.Ma2@amd.com> Reviewed-by: Kenneth Feng <kenneth.feng@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-10-13drm/amd/pm: Add reset option for fan_ctrl interfacesMa Jun
Add reset option for fan_ctrl interfaces. For example: User can use the "echo r > acoustic_limit_rpm_threshold" command to reset acoustic_limit_rpm_threshold to boot value Signed-off-by: Ma Jun <Jun.Ma2@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-10-04drm/amd/pm: Add GC v9.4.3 thermal limits to hwmonLijo Lazar
Publish max operating temperature of SOC and memory as temp*_emergency nodes in hwmon. temp*_crit will show the throttle temperature limits. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Asad Kamal <asad.kamal@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-09-28drm/amd/pm: Disallow managing power profiles on SRIOV for gc11.0.3Victor Zhao
disable pp_power_profile_mode for sriov on gc11.0.3 as not supported by smu Signed-off-by: Victor Zhao <Victor.Zhao@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-09-26drm/amd/pm: add xgmi_plpd_policy sysfs node for user to change plpd policyLe Ma
Add xgmi_plpd_policy sysfs node for users to check and select xgmi per-link power down policy: - arg 0: disallow plpd - arg 1: default policy - arg 2: optimized policy v2: split from smu v13.0.6 code and miscellaneous updates v3: add usage comments around set/get functions Signed-off-by: Le Ma <le.ma@amd.com> Reviewed-by: Asad Kamal <asad.kamal@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-09-26drm/amd/pm: Add reset option for fan_curve on smu13_0_0Ma Jun
Add reset option for fan_curve. User can use command "echo r > fan_cure" to reset the fan_curve to boot value Signed-off-by: Ma Jun <Jun.Ma2@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-09-26drm/amd/pm: add unique_id for gc 11.0.3Kenneth Feng
add unique_id for gc 11.0.3 Signed-off-by: Kenneth Feng <kenneth.feng@amd.com> Reviewed-by: Feifei Xu <Feifei.Xu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-09-20Documentation/amdgpu: Modify pp_dpm_*clk detailsLijo Lazar
pp_dpm_*clk nodes also could show the frequencies when a clock is in 'sleep' state. Add documentation related to that. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-09-20drm/amdgpu: Use function for IP version checkLijo Lazar
Use an inline function for version check. Gives more flexibility to handle any format changes. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-31drm/amd/pm: add fan minimum pwm OD setting support for SMU13Evan Quan
Add SMU13 fan minimum pwm OD setting support. Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-31drm/amd/pm: add fan target temperature OD setting support for SMU13Evan Quan
Add SMU13 fan target temperature OD setting support. Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-31drm/amd/pm: add fan acoustic target OD setting support for SMU13Evan Quan
Add SMU13 fan acoustic target OD setting support. Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-31drm/amd/pm: add fan acoustic limit OD setting support for SMU13Evan Quan
Add SMU13 fan acoustic limit OD setting support. Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-31drm/amd/pm: add fan temperature/pwm curve OD setting support for SMU13Evan Quan
Add SMU13 fan temperature/pwm curve OD setting support. Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-31drm/amd/pm: introduce a new set of OD interfacesEvan Quan
There will be multiple interfaces(sysfs files) exposed with each representing a single OD functionality. And all those interface will be arranged in a tree liked hierarchy with the top dir as "gpu_od". Meanwhile all functionalities for the same component will be arranged under the same directory. Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-30drm/amd/pm: correct SMU13 gfx voltage related OD settingsEvan Quan
The voltage offset setting will be applied to the whole v/f curve line instead of per anchor point base. Signed-off-by: Evan Quan <evan.quan@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-30drm/amd/pm: Fixes incorrect type in 'amdgpu_hwmon_show_power_avg() & _input()'Srinivasan Shanmugam
The val is defined as unsigned int type, if(val<0) is invalid, hence modified its type to ssize_t Fixes the below: drivers/gpu/drm/amd/pm/amdgpu_pm.c:2800:5-8: WARNING: Unsigned expression compared with zero: val < 0 drivers/gpu/drm/amd/pm/amdgpu_pm.c:2813:5-8: WARNING: Unsigned expression compared with zero: val < 0 Cc: Guchun Chen <guchun.chen@amd.com> Cc: Christian König <christian.koenig@amd.com> Cc: Alex Deucher <alexander.deucher@amd.com> Cc: "Pan, Xinhui" <Xinhui.Pan@amd.com> Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com> Reviewed-by: Asad Kamal <asad.kamal@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-30drm/amd/pm: fix error flow in sensor fetchingAlex Deucher
Sensor fetching functions should return an signed int to handle errors properly. Reviewed-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com> Reported-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-30drm/amd/pm: fix debugfs pm_info outputAlex Deucher
Print both input and avg power. Fixes: 47f1724db4fe ("drm/amd: Introduce `AMDGPU_PP_SENSOR_GPU_INPUT_POWER`") Reviewed-by: Guchun Chen <guchun.chen@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-30drm/amd/pm: Add critical temp for GC v9.4.3Asad Kamal
Add critical temperature message support func for smu v13.0.6 and expose critical temperature as part of hw mon attributes for GC v9.4.3 v2: Added comment for pmfw version requirement & move the check to get_thermal_temperature_range function Signed-off-by: Asad Kamal <asad.kamal@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-15drm/amd: Hide unsupported power attributesMario Limonciello
Some ASICS only offer one type of power attribute, so in the visible callback check whether the attributes are supported and hide if not supported. Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-15drm/amd: Rename AMDGPU_PP_SENSOR_GPU_POWERMario Limonciello
Use the clearer name `AMDGPU_PP_SENSOR_GPU_AVG_POWER` instead. Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-15drm/amd: Introduce `AMDGPU_PP_SENSOR_GPU_INPUT_POWER`Mario Limonciello
Some GPUs have been overloading average power values and input power values. To disambiguate these, introduce a new `AMDGPU_PP_SENSOR_GPU_INPUT_POWER` and the GPUs that share input power update to use this instead of average power. Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2746 Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-15drm/amd: Add a new hwmon attribute for instantaneous powerMario Limonciello
Some GPUs provide support for current power, some average power, and some both. To be able to support all these combinations, introduce a new attribute. Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-15drm/amd: Add amdgpu_hwmon_get_sensor_generic()Mario Limonciello
Many sensor function have a lot of boilerplate checks. Move these into a generic amdgpu_hwmon_get_sensor_generic() instead. No intended functional changes. Signed-off-by: Mario Limonciello <mario.limonciello@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-15drm/amd/pm: Add vclk and dclk sysnode for GC 9.4.3Asad Kamal
Expose sysfs vclck and dclk entries for GC version 9.4.3 Signed-off-by: Asad Kamal <asad.kamal@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-09drm/amd/pm: Clean up errors in amdgpu_pm.cRan Sun
Fix the following errors reported by checkpatch: ERROR: that open brace { should be on the previous line ERROR: space required before the open parenthesis '(' Signed-off-by: Ran Sun <sunran001@208suo.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-08-07drm/amd/pm: fix variable dereferenced issue in amdgpu_device_attr_create()Yang Wang
- fix variable ('attr') dereferenced issue. - using condition check instead of BUG_ON(). Fixes: 4e01847c38f7 ("drm/amdgpu: optimize amdgpu device attribute code") Cc: Dan Carpenter <dan.carpenter@linaro.org> Signed-off-by: Yang Wang <kevinyang.wang@amd.com> Reviewed-by: Kenneth Feng <kenneth.feng@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-07-10drm/amd/pm: disbale dcefclk device sysnode on GFX v9.4.3 chipYang Wang
v1: the dceflck sysnode is not aviable on GFX v9.4.3 chip. v2: simplify code logic using helper function: amdgpu_device_has_display_hardware(). Signed-off-by: Yang Wang <kevinyang.wang@amd.com> Reviewed-by: Kenneth Feng <kenneth.feng@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-06-30drm/amd/pm: Add GFX v9.4.3 unique id to sysfsLijo Lazar
Expose unique id of GFX v9.4.3 ASICs as device attribute. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Reviewed-by: Yang Wang <kevinyang.wang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-06-30drm/amd/pm: Enable pp_feature attributeLijo Lazar
on APUs with GFX v9.4.3 Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-06-23drm/amdgpu: Move clocks closer to its only usage in amdgpu_parse_cg_state()Nathan Chancellor
After commit 8020f0f9316b ("drm/amd/amdgpu: enable W=1 for amdgpu"), there is an instance of -Wunused-const-variable when CONFIG_DEBUG_FS is disabled: drivers/gpu/drm/amd/amdgpu/../pm/amdgpu_pm.c:38:34: error: unused variable 'clocks' [-Werror,-Wunused-const-variable] 38 | static const struct cg_flag_name clocks[] = { | ^ 1 error generated. clocks is only used when CONFIG_DEBUG_FS is set, so move the definition into the CONFIG_DEBUG_FS block right above its only usage to clear up the warning. Signed-off-by: Nathan Chancellor <nathan@kernel.org> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-06-09drm/amd/pm: fulfill SMU13 OD settings init and restoreEvan Quan
Gfxclk fmin/fmax, Uclk fmin/fmax and Gfx v/f curve voltage offset OD settings are supported for SMU13. Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-06-09drm/amd/pm: Fix output of pp_od_clk_voltageJonatas Esteves
Printing the other clock types should not be conditioned on being able to print OD_SCLK. Some GPUs currently have limited capability of only printing a subset of these. Since this condition was introduced in v5.18-rc1, reading from `pp_od_clk_voltage` has been returning empty on the Asus ROG Strix G15 (2021). Fixes: 79c65f3fcbb1 ("drm/amd/pm: do not expose power implementation details to amdgpu_pm.c") Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Jonatas Esteves <jntesteves@gmail.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-06-09drm/amd/pm: Expose mem temperature for GC version 9.4.3Asad Kamal
Add mem temperature as part of hw mon attributes for GC version 9.4.3 Signed-off-by: Asad Kamal <asad.kamal@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-06-09drm/amd/pm: Update hw mon attributes for GC version 9.4.3Asad Kamal
Update hw mon attributes for GC Version 9.4.3 to valid ones on APU and Non APU systems v2: Group checks along existing one Added power limit & mclock for gc version 9.4.3 Signed-off-by: Asad Kamal <asad.kamal@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-04-11drm/amd/pm: Fix incorrect comment about Vangogh power cap supportGuilherme G. Piccoli
The comment mentions that power1 cap attributes are not supported on Vangogh, but the opposite is indeed valid: for APUs, only Vangogh is supported. While at it, also fixed the Renoir comment below (thanks Melissa for noticing that!). Cc: Lijo Lazar <lijo.lazar@amd.com> Cc: Melissa Wen <mwen@igalia.com> Signed-off-by: Guilherme G. Piccoli <gpiccoli@igalia.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-03-31drm/amd/pm: enable sysfs node vclk1 and dclk1 for NV3XTong Liu01
Enable node pp_dpm_vclk1 and pp_dpm_dclk1 for gc11.0.2 and gc11.0.3 Signed-off-by: Tong Liu01 <Tong.Liu01@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-03-31drm/amd/pm: enable sysfs node vclk1 and dclk1 for NV2XTong Liu01
Enable vclk1 and dclk1 node for gc10.3.0 and gc10.3.1 Signed-off-by: Tong Liu01 <Tong.Liu01@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-03-31drm/amd/pm: add sysfs node vclk1 and dclk1Tong Liu01
User can check pp_dpm_vclk1 and pp_dpm_dclk1 for DPM frequency of vcn and dcn Signed-off-by: Tong Liu01 <Tong.Liu01@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
generated by cgit v1.2.3-70-g09d2 (git 2.48.1) at 2025-07-31 21:10:30 +0000