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From: bugzilla-daemon@kernel.org
To: platform-driver-x86@vger.kernel.org
Subject: [Bug 218305] New: Ryzen 7 7840HS gets stuck at 544MHz frequency after a random number of suspend/resume cycles
Date: Sun, 24 Dec 2023 07:21:48 +0000	[thread overview]
Message-ID: <bug-218305-215701@https.bugzilla.kernel.org/> (raw)

https://bugzilla.kernel.org/show_bug.cgi?id=218305

            Bug ID: 218305
           Summary: Ryzen 7 7840HS gets stuck at 544MHz frequency after a
                    random number of suspend/resume cycles
           Product: Drivers
           Version: 2.5
          Hardware: AMD
                OS: Linux
            Status: NEW
          Severity: blocking
          Priority: P3
         Component: Platform_x86
          Assignee: drivers_platform_x86@kernel-bugs.osdl.org
          Reporter: aros@gmx.com
        Regression: No

I'm almost sure it's a bug in the firmware but since I cannot make HP fix it,
I'll try to report it here.

The CPU gets stuck at this extremely low frequency after N number of
suspend/resume cycles where N can be 1, 2, 3, 4 but at most 5.

The laptop is plugged in at all times.

This is happening with both acpi-cpufreq and amd-pstate-epp.

# cpupower frequency-info
analyzing CPU 10:
  driver: amd-pstate-epp
  CPUs which run at the same hardware frequency: 10
  CPUs which need to have their frequency coordinated by software: 10
  maximum transition latency:  Cannot determine or is not supported.
  hardware limits: 400 MHz - 6.08 GHz
  available cpufreq governors: performance powersave
  current policy: frequency should be within 400 MHz and 6.08 GHz.
                  The governor "powersave" may decide which speed to use
                  within this range.
  current CPU frequency: Unable to call hardware
  current CPU frequency: 544 MHz (asserted by call to kernel)
  boost state support:
    Supported: yes
    Active: yes
    AMD PSTATE Highest Performance: 232. Maximum Frequency: 6.08 GHz.
    AMD PSTATE Nominal Performance: 145. Nominal Frequency: 3.80 GHz.
    AMD PSTATE Lowest Non-linear Performance: 42. Lowest Non-linear Frequency:
1.10 GHz.
    AMD PSTATE Lowest Performance: 16. Lowest Frequency: 400 MHz.

Some CPU parameters look completely wrong after it happens:

# ryzenadj -i
|        Name         |   Value   |     Parameter      |
|---------------------|-----------|--------------------|
| STAPM LIMIT         |    30.000 | stapm-limit        |
| STAPM VALUE         |     4.181 |                    |
| PPT LIMIT FAST      |    30.000 | fast-limit         |
| PPT VALUE FAST      |     5.347 |                    |
| PPT LIMIT SLOW      |    20.000 | slow-limit         |
| PPT VALUE SLOW      |     3.747 |                    |
| StapmTimeConst      |       nan | stapm-time         |
| SlowPPTTimeConst    |       nan | slow-time          |
| PPT LIMIT APU       |       nan | apu-slow-limit     |
| PPT VALUE APU       |       nan |                    |
| TDC LIMIT VDD       |       nan | vrm-current        |
| TDC VALUE VDD       |       nan |                    |
| TDC LIMIT SOC       |       nan | vrmsoc-current     |
| TDC VALUE SOC       |       nan |                    |
| EDC LIMIT VDD       |       nan | vrmmax-current     |
| EDC VALUE VDD       |       nan |                    |
| EDC LIMIT SOC       |       nan | vrmsocmax-current  |
| EDC VALUE SOC       |       nan |                    |
| THM LIMIT CORE      |       nan | tctl-temp          |
| THM VALUE CORE      |       nan |                    |
| STT LIMIT APU       |       nan | apu-skin-temp      |
| STT VALUE APU       |       nan |                    |
| STT LIMIT dGPU      |       nan | dgpu-skin-temp     |
| STT VALUE dGPU      |       nan |                    |
| CCLK Boost SETPOINT |       nan | power-saving /     |
| CCLK BUSY VALUE     |       nan | max-performance    |

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             reply	other threads:[~2023-12-24  7:21 UTC|newest]

Thread overview: 74+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-24  7:21 bugzilla-daemon [this message]
2023-12-24  7:27 ` [Bug 218305] Ryzen 7 7840HS gets stuck at 544MHz frequency after a random number of suspend/resume cycles bugzilla-daemon
2023-12-24  7:30 ` bugzilla-daemon
2023-12-24 15:03 ` bugzilla-daemon
2023-12-24 15:12 ` bugzilla-daemon
2023-12-24 15:37 ` bugzilla-daemon
2023-12-24 15:38 ` bugzilla-daemon
2023-12-25 10:46 ` bugzilla-daemon
2023-12-25 10:53 ` bugzilla-daemon
2023-12-25 14:42 ` bugzilla-daemon
2023-12-26  4:21 ` bugzilla-daemon
2023-12-26 15:18 ` bugzilla-daemon
2023-12-26 15:25 ` bugzilla-daemon
2023-12-26 15:29 ` bugzilla-daemon
2024-01-03  0:03 ` bugzilla-daemon
2024-01-17  4:10 ` bugzilla-daemon
2024-01-17 19:33 ` bugzilla-daemon
2024-01-19  7:31 ` bugzilla-daemon
2024-01-19 12:45 ` bugzilla-daemon
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2024-01-19 15:25 ` bugzilla-daemon
2024-01-20  0:21 ` bugzilla-daemon
2024-01-21 18:05 ` bugzilla-daemon
2024-01-22  1:48 ` bugzilla-daemon
2024-01-22  1:53 ` bugzilla-daemon
2024-01-22  3:22 ` bugzilla-daemon
2024-01-22 17:50 ` bugzilla-daemon
2024-01-22 17:54 ` bugzilla-daemon
2024-03-05 16:57 ` bugzilla-daemon
2024-03-05 19:03 ` bugzilla-daemon
2024-03-06  9:59 ` bugzilla-daemon
2024-03-06 16:20 ` bugzilla-daemon
2024-03-06 16:31 ` bugzilla-daemon
2024-03-06 17:17 ` [Bug 218305] Ryzen 7 7840HS gets stuck at 544MHz frequency after resuming after unplugging the power cord during sleep bugzilla-daemon
2024-03-06 17:38 ` bugzilla-daemon
2024-03-06 17:46 ` bugzilla-daemon
2024-03-06 17:50 ` bugzilla-daemon
2024-03-06 17:55 ` bugzilla-daemon
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2024-04-05 11:15 ` bugzilla-daemon
2024-04-06  7:48 ` bugzilla-daemon
2024-04-15 17:42 ` bugzilla-daemon
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