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path: root/drivers/gpu/drm/amd/pm/amdgpu_pm.c
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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>
2023-03-07drm/amdgpu/pm: add capped/uncapped power profile modesPerry Yuan
Capped and uncapped workload types switching are supported on Vangogh, User can switch the power profile and check current type with below commands. 1) switch to capped mode: `# echo 8 > /sys/class/drm/card0/device/pp_power_profile_mode` 2) switch to uncapped mode: `# echo 9 > /sys/class/drm/card0/device/pp_power_profile_mode` 3) check current mode: $ cat /sys/class/drm/card0/device/pp_power_profile_mode 1 3D_FULL_SCREEN 3 VIDEO 4 VR 5 COMPUTE 6 CUSTOM 8 CAPPED 9 UNCAPPED* Acked-by: Kenneth Feng <kenneth.feng@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Perry Yuan <perry.yuan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-03-07drm/amdgpu: remove dead codeMuhammad Usama Anjum
The less than zero comparison of unsigned variable "value" is never true. Remove dead code. Fixes: c3ed0e72c872 ("drm/amdgpu: added a sysfs interface for thermal throttling") Signed-off-by: Muhammad Usama Anjum <usama.anjum@collabora.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-02-23drm/amdgpu: added a sysfs interface for thermal throttlingKun Liu
added a sysfs interface for thermal throttling, then userspace can get/update thermal limit Signed-off-by: Kun Liu <Kun.Liu2@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-02-08drm/amdgpu: Add unique_id support for GC 11.0.1/2Kent Russell
These can support unique_id, so create the sysfs file for them Signed-off-by: Kent Russell <kent.russell@amd.com> Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-31drm/amdgpu: Enable vclk dclk node for gc11.0.3Yiqing Yao
These sysfs nodes are tested supported, so enable them. Signed-off-by: Yiqing Yao <yiqing.yao@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2023-01-17drm/amdgpu/pm: update hwmon power documentationAlex Deucher
Power reporting is socket power. On APUs this includes the CPU. Update the documentation to clarify this. Reviewed-by: Aaron Liu <aaron.liu@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-10-18drm/amd/pm: Init pm_attr_list when dpm is disabledZhenGuo Yin
[Why] In SRIOV multi-vf, dpm is always disabled, and pm_attr_list won't be initialized. There will be a NULL pointer call trace after removing the dpm check condition in amdgpu_pm_sysfs_fini. BUG: kernel NULL pointer dereference, address: 0000000000000000 RIP: 0010:amdgpu_device_attr_remove_groups+0x20/0x90 [amdgpu] Call Trace: <TASK> amdgpu_pm_sysfs_fini+0x2f/0x40 [amdgpu] amdgpu_device_fini_hw+0xdf/0x290 [amdgpu] [How] List pm_attr_list should be initialized when dpm is disabled. Fixes: a6ad27cec585fe ("drm/amd/pm: Remove redundant check condition") Signed-off-by: ZhenGuo Yin <zhenguo.yin@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-09-19drm/amd/pm: Remove redundant check conditionYiPeng Chai
V3: [Why]: Since ASICs using smu v13_0_2 have called smu .suspend before calling amdgpu_pm_sysfs_fini, pm.dpm_enabled was already set to 0 when smu .suspend was called. This makes it impossible to delete all pm sys nodes. [How]: Since all functions in amdgpu_pm_sysfs_fini have their own condition checks, so the first conditional check in amdgpu_pm_sysfs_fini can be removed. Signed-off-by: YiPeng Chai <YiPeng.Chai@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-05-16drm/amd/pm: consistent approach for smartshiftSathishkumar S
create smartshift sysfs attributes from dGPU device even on smartshift 1.0 platform to be consistent. Do not populate the attributes on platforms that have APU only but not dGPU or vice versa. V2: avoid checking for the number of VGA/DISPLAY devices (Lijo) move code to read from dGPU or APU into a function and reuse (Lijo) Suggested-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Sathishkumar S <sathishkumar.sundararaju@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-05-10amdgpu/pm: Disallow managing power profiles on SRIOV for Sienna CichlidDanijel Slivka
Managing power profiles mode is not allowed in SRIOV mode for Sienna Cichlid. This patch is adjusting the "pp_power_profile_mode" and "power_dpm_force_performance_level" accordingly. Signed-off-by: Danijel Slivka <danijel.slivka@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-05-06drm/amd/pm: enable workload type change on smu_v13_0_7Kenneth Feng
enable workload type change on smu_v13_0_7 v2: squash in out of bounds fix (Alex) Signed-off-by: Kenneth Feng <kenneth.feng@amd.com> Reviewed-by: Yang Wang <kevinyang.wang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-05-05drm/amd/pm: enable pp_dpm_vclk/dclk interface for smu_v13_0_7Kenneth Feng
enable pp_dpm_vclk/dclk interface for smu_v13_0_7 Signed-off-by: Kenneth Feng <kenneth.feng@amd.com> Reviewed-by: Jack Gui <Jack.Gui@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-05-05drm/amdgpu: enable more GFX clockgating features for GC 11.0.0Evan Quan
Support more GFX clockgating features(3D_CGCG, 3D_CGLS, MGCG, FGCG and PERF_CLK). Signed-off-by: Evan Quan <evan.quan@amd.com> Reviewed-by: Likun Gao <Likun.Gao@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-05-04drm/amdgpu: add FGCG supportEvan Quan
Add the CG flag for Fine Grained Clock Gating. Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-05-04drm/amd/smu: Update SMU13 support for SMU 13.0.0Evan Quan
Modify the common smu13 code and add a new smu 13.0.0 ppt file to handle the smu 13.0.0 specific configuration. v2: squash in typo fix in profile name Signed-off-by: Evan Quan <evan.quan@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>
2022-05-04drm/amd/pm: enable pp_dpm_vclk/dclk sysfs interface support for SMU 13.0.0Evan Quan
Make the pp_dpm_vclk/dclk sysfs interfaces visible for SMU 13.0.0. 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>
2022-04-08drm/amdgpu: expand cg_flags from u32 to u64Evan Quan
With this, we can support more CG flags. Signed-off-by: Evan Quan <evan.quan@amd.com> Acked-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-04-05amdgpu/pm: Enable sysfs nodes for vclk and dclk for NAVI12Marko Zekovic
SMI clock measure API is failing on NAVI12, because sysfs node for pp_dpm_vclk is not existing. Enable sysfs node for pp_dpm_vclk for NAVI12. v2: Also enable sysfs node for pp_dpm_dclk. Reviewed-by: Lijo Lazar <lijo.lazar@amd.com> Signed-off-by: Marko Zekovic <Marko.Zekovic@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-03-31drm/amdgpu: Add unique_id support for sienna cichlidKent Russell
This is being added to SMU Metrics, so add the required tie-ins in the kernel. Also create the corresponding unique_id sysfs file. v2: Add FW version check, remove SMU mutex v3: Fix style warning v4: Add MP1 IP_VERSION check to FW version check Signed-off-by: Kent Russell <kent.russell@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-03-31drm/amdgpu: Use switch case for unique_idKent Russell
To ease readability, use switch to set unique_id as supported for the supported IP_VERSIONs, and set it to unsupported by default for all other ASICs. This makes it easier to add IP_VERSIONs later on, and makes it obvious that it is not supported by default, instead of the current logic that assumes that it is supported unless it is not one of the specified IP_VERSIONs. v2: Rebase onto previous IP_VERSION change Signed-off-by: Kent Russell <kent.russell@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Reviewed-by: Kevin Wang <KevinYang.Wang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-03-28drm/amd/pm: Check feature support using IP versionLijo Lazar
Instead of ASIC type, use GC and MP1 IP versions for feature support checks. Signed-off-by: Lijo Lazar <lijo.lazar@amd.com> Reviewed-by: Kevin Wang <kevinyang.wang@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-03-15drm/amd/pm: fix typos in commentsJulia Lawall
Various spelling mistakes in comments. Detected with the help of Coccinelle. Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-02-24amdgpu/pm: Disable managing hwmon sysfs attributes for ONEVF modeDanijel Slivka
This patch prohibits performing of set commands on all hwmon attributes through sysfs in ONEVF mode. Signed-off-by: Danijel Slivka <danijel.slivka@amd.com> Acked-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-02-16drm/amd/pm: enable pm sysfs write for one VF modeYiqing Yao
[why] pm sysfs should be writable in one VF mode as is in passthrough [how] do not remove write access on pm sysfs if device is in one VF mode Fixes: 11c9cc95f818 ("amdgpu/pm: Make sysfs pm attributes as read-only for VFs") Signed-off-by: Yiqing Yao <yiqing.yao@amd.com> Reviewed-by: Monk Liu <Monk.liu@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-02-11amdgpu/pm: Add emit_clock_levels callsDarren Powell
(v4) Modifications to satisfy checkpatch --strict (v3) Rewrote patchset to order patches as (API, hw impl, usecase) - modified amdgpu_get_pp_od_clk_voltage to try amdgpu_dpm_emit_clock_levels and fallback to amdgpu_dpm_print_clock_levels if emit is not implemented. - modified amdgpu_get_pp_dpm_clock to try amdgpu_dpm_emit_clock_levels and fallback to amdgpu_dpm_print_clock_levels if emit is not implemented. - Newline is printed to buf if no output produced == Test == LOGFILE=pp_clk.test.log AMDGPU_PCI_ADDR=`lspci -nn | grep "VGA\|Display" | cut -d " " -f 1` AMDGPU_HWMON=`ls -la /sys/class/hwmon | grep $AMDGPU_PCI_ADDR | awk '{print $9}'` HWMON_DIR=/sys/class/hwmon/${AMDGPU_HWMON} lspci -nn | grep "VGA\|Display" > $LOGFILE FILES="pp_od_clk_voltage pp_dpm_sclk pp_dpm_mclk pp_dpm_pcie pp_dpm_socclk pp_dpm_fclk pp_dpm_dcefclk pp_dpm_vclk pp_dpm_dclk " for f in $FILES do echo === $f === >> $LOGFILE cat $HWMON_DIR/device/$f >> $LOGFILE done cat $LOGFILE Signed-off-by: Darren Powell <darren.powell@amd.com> Reviewed-by: Evan Quan <evan.quan@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
2022-02-09drm/amd/pm: correct hwmon power label nameYang Wang
only vangogh has 2 types of hwmon power node: "fastPPT" and "slowPPT", the other asic only has 1 type of hwmon power node: "PPT". Signed-off-by: Yang Wang <KevinYang.Wang@amd.com> Reviewed-by: Guchun Chen <guchun.chen@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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