** Description changed: [Impact] The power gating status is not correct and the slp_s0 value is not correct on Intel TigerLake platform. + + The slp_s0 value is essential for our tools to confirm whether the + system enters deep sleep, + and the power gating is critical for another tool to check which + device is still running when the system is suspended. + Both are not that useful for a normal user, but useful for developers + to debug power consumption issues. + [Fix] The patchset in https://lore.kernel.org/lkml/20201006224702.12697-1-david.e....@linux.intel.com/ provides several critical fixes for intel_pmc_core driver. [Test] Verified on some TigerLake platforms [Regression Potential] Low, the fix for status bits map and the slp_s0 calculation are simple and clear, should have low impact on regression.
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-oem-5.6 in Ubuntu. https://bugs.launchpad.net/bugs/1899883 Title: Tiger Lake PMC core driver fixes Status in linux package in Ubuntu: Invalid Status in linux-oem-5.6 package in Ubuntu: Invalid Status in linux-oem-5.6 source package in Focal: In Progress Status in linux source package in Groovy: In Progress Bug description: [Impact] The power gating status is not correct and the slp_s0 value is not correct on Intel TigerLake platform. The slp_s0 value is essential for our tools to confirm whether the system enters deep sleep, and the power gating is critical for another tool to check which device is still running when the system is suspended. Both are not that useful for a normal user, but useful for developers to debug power consumption issues. [Fix] The patchset in https://lore.kernel.org/lkml/20201006224702.12697-1-david.e....@linux.intel.com/ provides several critical fixes for intel_pmc_core driver. [Test] Verified on some TigerLake platforms [Regression Potential] Low, the fix for status bits map and the slp_s0 calculation are simple and clear, should have low impact on regression. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1899883/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
