Re: [PATCH 1/3] iommu/vt-d: Add new enum value and structure for SATC

2021-02-02 Thread Lu Baolu
Hi Ashok, On 2/3/21 12:02 AM, Raj, Ashok wrote: On Tue, Feb 02, 2021 at 12:40:55PM +0800, Lu Baolu wrote: From: Yian Chen Starting from Intel Platform VT-d v3.2, BIOS may provide new remapping structure SATC for SOC integrated devices, according to section 8.8 of Intel VT-d architecture

Re: [PATCH 1/3] iommu/vt-d: Add new enum value and structure for SATC

2021-02-02 Thread Lu Baolu
Hi Joerg, On 2/2/21 9:51 PM, Joerg Roedel wrote: Hi Baolu, On Tue, Feb 02, 2021 at 12:40:55PM +0800, Lu Baolu wrote: @@ -514,7 +514,8 @@ enum acpi_dmar_type { ACPI_DMAR_TYPE_ROOT_ATS = 2, ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3, ACPI_DMAR_TYPE_NAMESPACE = 4, -

Re: [PATCH 1/3] iommu/vt-d: Add new enum value and structure for SATC

2021-02-02 Thread Joerg Roedel
Hi Baolu, On Tue, Feb 02, 2021 at 12:40:55PM +0800, Lu Baolu wrote: > @@ -514,7 +514,8 @@ enum acpi_dmar_type { > ACPI_DMAR_TYPE_ROOT_ATS = 2, > ACPI_DMAR_TYPE_HARDWARE_AFFINITY = 3, > ACPI_DMAR_TYPE_NAMESPACE = 4, > - ACPI_DMAR_TYPE_RESERVED = 5 /* 5 and greater are

Re: [PATCH 1/3] iommu/vt-d: Add new enum value and structure for SATC

2021-02-02 Thread Raj, Ashok
On Tue, Feb 02, 2021 at 12:40:55PM +0800, Lu Baolu wrote: > From: Yian Chen > > Starting from Intel Platform VT-d v3.2, BIOS may provide new remapping > structure SATC for SOC integrated devices, according to section 8.8 of > Intel VT-d architecture specification v3.2. The SATC structure reports

[PATCH 1/3] iommu/vt-d: Add new enum value and structure for SATC

2021-02-01 Thread Lu Baolu
From: Yian Chen Starting from Intel Platform VT-d v3.2, BIOS may provide new remapping structure SATC for SOC integrated devices, according to section 8.8 of Intel VT-d architecture specification v3.2. The SATC structure reports a list of the devices that require SATC enabling via ATS capacity.