From: Jonathan Cameron <jonathan.cameron@huawei.com>
To: Dave Jiang <dave.jiang@intel.com>
Cc: Robert Richter <rrichter@amd.com>,
Alison Schofield <alison.schofield@intel.com>,
Vishal Verma <vishal.l.verma@intel.com>,
"Ira Weiny" <ira.weiny@intel.com>,
Dan Williams <dan.j.williams@intel.com>,
Davidlohr Bueso <dave@stgolabs.net>, <linux-cxl@vger.kernel.org>,
<linux-kernel@vger.kernel.org>, Gregory Price <gourry@gourry.net>,
"Fabio M. De Francesco" <fabio.m.de.francesco@linux.intel.com>,
Terry Bowman <terry.bowman@amd.com>,
Joshua Hahn <joshua.hahnjy@gmail.com>
Subject: Re: [PATCH v3 01/11] cxl/region: Store root decoder in struct cxl_region
Date: Mon, 15 Sep 2025 11:14:30 +0100 [thread overview]
Message-ID: <20250915111430.00003fc6@huawei.com> (raw)
In-Reply-To: <a25bbb46-9f79-458e-9d4f-2de70c9ef22d@intel.com>
On Fri, 12 Sep 2025 08:52:06 -0700
Dave Jiang <dave.jiang@intel.com> wrote:
> On 9/12/25 7:45 AM, Robert Richter wrote:
> > A region is always bound to a root decoder. The region's associated
> > root decoder is often needed. Add it to struct cxl_region.
> >
> > This simplifies code by removing dynamic lookups and removing the root
> > decoder argument from the function argument list where possible.
> >
> > Patch is a prerequisite to implement address translation which uses
> > struct cxl_region to store all relevant region and interleaving
> > parameters.
> >
> > Signed-off-by: Robert Richter <rrichter@amd.com>
>
> Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
next prev parent reply other threads:[~2025-09-15 10:14 UTC|newest]
Thread overview: 62+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-12 14:45 [PATCH v3 00/11] cxl: ACPI PRM Address Translation Support and AMD Zen5 enablement Robert Richter
2025-09-12 14:45 ` [PATCH v3 01/11] cxl/region: Store root decoder in struct cxl_region Robert Richter
2025-09-12 15:52 ` Dave Jiang
2025-09-15 10:14 ` Jonathan Cameron [this message]
2025-09-17 19:56 ` Gregory Price
2025-09-23 21:40 ` Alison Schofield
2025-09-26 17:52 ` Robert Richter
2025-09-12 14:45 ` [PATCH v3 02/11] cxl/region: Store HPA range " Robert Richter
2025-09-12 17:17 ` Dave Jiang
2025-09-15 7:19 ` Robert Richter
2025-09-15 16:24 ` Dave Jiang
2025-09-15 10:23 ` Jonathan Cameron
2025-09-17 8:15 ` Robert Richter
2025-09-17 19:58 ` Gregory Price
2025-09-12 14:45 ` [PATCH v3 03/11] cxl/region: Rename misleading variable name @hpa to @range Robert Richter
2025-09-12 17:33 ` Dave Jiang
2025-09-15 7:27 ` Robert Richter
2025-09-15 10:25 ` Jonathan Cameron
2025-09-17 8:10 ` Robert Richter
2025-09-17 20:01 ` Gregory Price
2025-09-12 14:45 ` [PATCH v3 04/11] cxl/region: Add @range argument to function cxl_find_root_decoder() Robert Richter
2025-09-17 20:05 ` Gregory Price
2025-09-12 14:45 ` [PATCH v3 05/11] cxl/region: Add @range argument to function cxl_calc_interleave_pos() Robert Richter
2025-09-17 20:09 ` Gregory Price
2025-09-23 21:52 ` Alison Schofield
2025-09-26 18:22 ` Robert Richter
2025-09-12 14:45 ` [PATCH v3 06/11] cxl/region: Separate region parameter setup and region construction Robert Richter
2025-09-12 21:10 ` Dave Jiang
2025-09-15 7:31 ` Robert Richter
2025-09-15 16:26 ` Dave Jiang
2025-09-17 20:15 ` Gregory Price
2025-09-12 14:45 ` [PATCH v3 07/11] cxl: Introduce callback to translate a decoder's HPA to the next parent port Robert Richter
2025-09-12 21:21 ` Dave Jiang
2025-09-15 7:55 ` Robert Richter
2025-09-15 16:32 ` Dave Jiang
2025-09-15 20:22 ` Dave Jiang
2025-09-17 8:20 ` Robert Richter
2025-09-12 14:45 ` [PATCH v3 08/11] cxl/region: Implement endpoint decoder address translation Robert Richter
2025-09-15 10:46 ` Jonathan Cameron
2025-09-15 16:35 ` Dave Jiang
2025-09-17 9:04 ` Robert Richter
2025-09-17 20:51 ` Gregory Price
2025-09-17 20:57 ` Dave Jiang
2025-09-18 13:59 ` Gregory Price
2025-09-12 14:45 ` [PATCH v3 09/11] cxl/region: Lock decoders that need " Robert Richter
2025-09-17 20:52 ` Gregory Price
2025-09-12 14:45 ` [PATCH v3 10/11] cxl/acpi: Prepare use of EFI runtime services Robert Richter
2025-09-17 20:54 ` Gregory Price
2025-09-12 14:45 ` [PATCH v3 11/11] cxl: Enable AMD Zen5 address translation using ACPI PRMT Robert Richter
2025-09-12 23:46 ` Dave Jiang
2025-09-15 8:34 ` Robert Richter
2025-09-15 10:59 ` Jonathan Cameron
2025-09-17 9:43 ` Robert Richter
2025-09-17 13:50 ` Jonathan Cameron
2025-09-17 21:01 ` Dave Jiang
2025-09-24 17:09 ` Gregory Price
2025-09-26 16:59 ` Robert Richter
2025-09-27 1:44 ` Gregory Price
2025-09-29 12:39 ` Robert Richter
2025-09-12 15:45 ` [PATCH v3 00/11] cxl: ACPI PRM Address Translation Support and AMD Zen5 enablement Dave Jiang
2025-09-15 8:42 ` Robert Richter
2025-09-23 3:26 ` Gregory Price
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