Re: [RFC PATCH v3 02/16] cxl/acpi: Add an acpi_cxl module for the CXL interconnect

2021-01-20 Thread Dan Williams
On Wed, Jan 13, 2021 at 9:55 AM Kaneda, Erik wrote: [..] > > The supplemental tables described here: > > > > https://www.uefi.org/acpi > > > > ...do eventually make there way into ACPICA. Added Bob and Erik in > > case they can comment on when CEDT and CDAT support will be picked up. > > We would

Re: [RFC PATCH v3 02/16] cxl/acpi: Add an acpi_cxl module for the CXL interconnect

2021-01-20 Thread Verma, Vishal L
On Wed, 2021-01-13 at 13:40 +0100, Rafael J. Wysocki wrote: > On Tue, Jan 12, 2021 at 1:29 AM Ben Widawsky wrote: > > > > From: Vishal Verma > > > > Add an acpi_cxl module to coordinate the ACPI portions of the CXL > > (Compute eXpress Link) interconnect. This driver binds to ACPI0017 > >

Re: [RFC PATCH v3 02/16] cxl/acpi: Add an acpi_cxl module for the CXL interconnect

2021-01-20 Thread Verma, Vishal L
On Tue, 2021-01-12 at 18:43 +, Jonathan Cameron wrote: > On Mon, 11 Jan 2021 14:51:06 -0800 > Ben Widawsky wrote: > > > From: Vishal Verma > > > > Add an acpi_cxl module to coordinate the ACPI portions of the CXL > > (Compute eXpress Link) interconnect. This driver binds to ACPI0017 > >

RE: [RFC PATCH v3 02/16] cxl/acpi: Add an acpi_cxl module for the CXL interconnect

2021-01-13 Thread Kaneda, Erik
Kelley, Sean V ; Wysocki, > Rafael J ; Bjorn Helgaas ; > Jon Masters ; Chris Browy design.com>; Randy Dunlap ; Christoph Hellwig > ; daniel@alibaba-inc.com; Moore, Robert > ; Kaneda, Erik > Subject: Re: [RFC PATCH v3 02/16] cxl/acpi: Add an acpi_cxl module for the > CXL inter

Re: [RFC PATCH v3 02/16] cxl/acpi: Add an acpi_cxl module for the CXL interconnect

2021-01-13 Thread Rafael J. Wysocki
On Tue, Jan 12, 2021 at 1:29 AM Ben Widawsky wrote: > > From: Vishal Verma > > Add an acpi_cxl module to coordinate the ACPI portions of the CXL > (Compute eXpress Link) interconnect. This driver binds to ACPI0017 > objects in the ACPI tree, and coordinates access to the resources > provided by

Re: [RFC PATCH v3 02/16] cxl/acpi: Add an acpi_cxl module for the CXL interconnect

2021-01-12 Thread Jonathan Cameron
On Tue, 12 Jan 2021 11:43:31 -0800 Dan Williams wrote: > On Tue, Jan 12, 2021 at 10:44 AM Jonathan Cameron > wrote: > > > > On Mon, 11 Jan 2021 14:51:06 -0800 > > Ben Widawsky wrote: > > > > > From: Vishal Verma > > > > > > Add an acpi_cxl module to coordinate the ACPI portions of the CXL >

Re: [RFC PATCH v3 02/16] cxl/acpi: Add an acpi_cxl module for the CXL interconnect

2021-01-12 Thread Dan Williams
On Tue, Jan 12, 2021 at 10:44 AM Jonathan Cameron wrote: > > On Mon, 11 Jan 2021 14:51:06 -0800 > Ben Widawsky wrote: > > > From: Vishal Verma > > > > Add an acpi_cxl module to coordinate the ACPI portions of the CXL > > (Compute eXpress Link) interconnect. This driver binds to ACPI0017 > >

Re: [RFC PATCH v3 02/16] cxl/acpi: Add an acpi_cxl module for the CXL interconnect

2021-01-12 Thread Jonathan Cameron
On Mon, 11 Jan 2021 14:51:06 -0800 Ben Widawsky wrote: > From: Vishal Verma > > Add an acpi_cxl module to coordinate the ACPI portions of the CXL > (Compute eXpress Link) interconnect. This driver binds to ACPI0017 > objects in the ACPI tree, and coordinates access to the resources > provided

Re: [RFC PATCH v3 02/16] cxl/acpi: Add an acpi_cxl module for the CXL interconnect

2021-01-11 Thread Randy Dunlap
On 1/11/21 2:51 PM, Ben Widawsky wrote: > diff --git a/drivers/cxl/Kconfig b/drivers/cxl/Kconfig > new file mode 100644 > index ..68da926ba5b1 > --- /dev/null > +++ b/drivers/cxl/Kconfig > @@ -0,0 +1,36 @@ > +# SPDX-License-Identifier: GPL-2.0-only > +menuconfig CXL_BUS > +

[RFC PATCH v3 02/16] cxl/acpi: Add an acpi_cxl module for the CXL interconnect

2021-01-11 Thread Ben Widawsky
From: Vishal Verma Add an acpi_cxl module to coordinate the ACPI portions of the CXL (Compute eXpress Link) interconnect. This driver binds to ACPI0017 objects in the ACPI tree, and coordinates access to the resources provided by the ACPI CEDT (CXL Early Discovery Table). It also coordinates