Re: [PATCH 5/9] platform/x86: intel_pmc_core: Get LPM requirements for Tiger Lake

2021-04-07 Thread Rajneesh Bhardwaj
On Wed, Mar 31, 2021 at 11:06 PM David E. Box wrote: > > From: Gayatri Kammela > > Platforms that support low power modes (LPM) such as Tiger Lake maintain > requirements for each sub-state that a readable in the PMC. However, unlike > LPM status registers, requirement registers are not memory

Re: [PATCH 5/9] platform/x86: intel_pmc_core: Get LPM requirements for Tiger Lake

2021-04-07 Thread Hans de Goede
Hi, On 4/1/21 5:05 AM, David E. Box wrote: > From: Gayatri Kammela > > Platforms that support low power modes (LPM) such as Tiger Lake maintain > requirements for each sub-state that a readable in the PMC. However, unlike > LPM status registers, requirement registers are not memory mapped but

[PATCH 5/9] platform/x86: intel_pmc_core: Get LPM requirements for Tiger Lake

2021-03-31 Thread David E. Box
From: Gayatri Kammela Platforms that support low power modes (LPM) such as Tiger Lake maintain requirements for each sub-state that a readable in the PMC. However, unlike LPM status registers, requirement registers are not memory mapped but are available from an ACPI _DSM. Collect the