| Summary: |
[BYT] System fail to enter package c6 using 2014Q1 release package |
| Product: |
DRI
|
Reporter: |
wendy.wang |
| Component: |
DRM/Intel | Assignee: |
Rodrigo Vivi <rodrigo.vivi> |
| Status: |
CLOSED
DUPLICATE
|
QA Contact: |
Intel GFX Bugs mailing list <intel-gfx-bugs> |
| Severity: |
normal
|
|
|
| Priority: |
medium
|
CC: |
huax.lu, intel-gfx-bugs
|
| Version: |
unspecified | |
|
| Hardware: |
All | |
|
| OS: |
Linux (All) | |
|
| Whiteboard: |
|
|
i915 platform:
|
|
i915 features:
|
|
|---|
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Load the 2014Q1 release package kernel and other GFX components drivers: Kernel_version: 3.13.6 Libdrm: (master)libdrm-2.4.52 Mesa: (10.1) mesa-10.1 Xserver: (server-1.15-branch)xorg-server-1.15.0 Xf86_video_intel: (master)2.99.910 Cairo: (master)1.12.6 Libva: 1.3.0.pre1 Libva_intel_driver: 1.3.0.pre1 Intel-gpu-tools: 1.6 1. Set the disk link power management policies to min_power. For each host${i} directory inside /sys/class/scsi_host/, echo min_power > host${i}/link_power_management_policy 2. Run ./turbostat tool to wait for the PC6 results, but we did not see any PC6 residency always show 0 cor CPU %c0 GHz TSC SMI %c1 %c3 %c6 CTMP %pc3 %pc6 0.22 0.65 2.00 0 0.48 0.00 99.30 32 0.00 0.00 0 0 0.30 0.65 2.00 0 0.37 0.00 99.33 32 0.00 0.00 1 1 0.14 0.67 2.00 0 0.60 0.00 99.27 32 cor CPU %c0 GHz TSC SMI %c1 %c3 %c6 CTMP %pc3 %pc6 0.21 0.72 2.00 0 4.27 0.00 95.51 32 0.00 0.00 0 0 0.30 0.74 2.00 0 0.26 0.00 99.44 32 0.00 0.00 1 1 0.12 0.68 2.00 0 8.28 0.00 91.59 32 cor CPU %c0 GHz TSC SMI %c1 %c3 %c6 CTMP %pc3 %pc6 0.31 0.85 2.00 0 0.31 0.00 99.38 32 0.00 0.00 0 0 0.49 0.89 2.00 0 0.36 0.00 99.16 32 0.00 0.00 1 1 0.13 0.69 2.00 0 0.27 0.00 99.60 32 cor CPU %c0 GHz TSC SMI %c1 %c3 %c6 CTMP %pc3 %pc6 0.21 0.68 2.00 0 0.35 0.00 99.44 32 0.00 0.00 0 0 0.30 0.68 2.00 0 0.28 0.00 99.42 32 0.00 0.00 1 1 0.13 0.67 2.00 0 0.42 0.00 99.46 32