> -----Original Message-----
> From: Jason Gunthorpe <jgg@xxxxxxxxxx>
> Sent: Wednesday, August 7, 2024 12:41 AM
> To: acpica-devel@xxxxxxxxxxxxxxx; Alex Williamson
> <alex.williamson@xxxxxxxxxx>; Guohanjun (Hanjun Guo)
> <guohanjun@xxxxxxxxxx>; iommu@xxxxxxxxxxxxxxx; Joerg Roedel
> <joro@xxxxxxxxxx>; Kevin Tian <kevin.tian@xxxxxxxxx>; kvm@xxxxxxxxxxxxxxx;
> Len Brown <lenb@xxxxxxxxxx>; linux-acpi@xxxxxxxxxxxxxxx; linux-arm-
> kernel@xxxxxxxxxxxxxxxxxxx; Lorenzo Pieralisi <lpieralisi@xxxxxxxxxx>; Rafael J.
> Wysocki <rafael@xxxxxxxxxx>; Robert Moore <robert.moore@xxxxxxxxx>; Robin
> Murphy <robin.murphy@xxxxxxx>; Sudeep Holla <sudeep.holla@xxxxxxx>;
> Will Deacon <will@xxxxxxxxxx>
> Cc: Eric Auger <eric.auger@xxxxxxxxxx>; Jean-Philippe Brucker <jean-
> philippe@xxxxxxxxxx>; Moritz Fischer <mdf@xxxxxxxxxx>; Michael Shavit
> <mshavit@xxxxxxxxxx>; Nicolin Chen <nicolinc@xxxxxxxxxx>;
> patches@xxxxxxxxxxxxxxx; Shameerali Kolothum Thodi
> <shameerali.kolothum.thodi@xxxxxxxxxx>
> Subject: [PATCH 3/8] ACPI/IORT: Support CANWBS memory access flag
>
> From: Nicolin Chen <nicolinc@xxxxxxxxxx>
>
> The IORT spec, Issue E.f (April 2024), adds a new CANWBS bit to the Memory
> Access Flag field in the Memory Access Properties table, mainly for a PCI
> Root Complex.
...
> diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
> index e27958ef82642f..56ce7fc35312c8 100644
> --- a/include/acpi/actbl2.h
> +++ b/include/acpi/actbl2.h
> @@ -524,6 +524,7 @@ struct acpi_iort_memory_access {
>
> #define ACPI_IORT_MF_COHERENCY (1)
> #define ACPI_IORT_MF_ATTRIBUTES (1<<1)
> +#define ACPI_IORT_MF_CANWBS (1<<2)
I think we need to update Document number to E.f in IORT section in
this file. Also isn't it this file normally gets updated through ACPICA pull ?
Thanks,
Shameer
