Re: [PATCH v3 0/2] CXL ACPI tables for object creation
From: Ben Widawsky
Date: Thu Jun 17 2021 - 11:42:11 EST
On 21-06-16 18:11:06, Alison Schofield wrote:
> Jonathan - I updated Patch 2 so I didn't keep your Reviewed-by tag.
>
> Changes since v2 [1]:
> - Warn and continue, rather than error out, on these acpi table parsing issues:
> table length mismatch for either CHBS or CFMWS; duplicate uid's for CHBS.
> (Ben, Jonathan)
> - Update flow in cxl_acpi_match_chbs() (Ben, Jonathan)
> - Improve naming cedt_table->acpi_cedt, cedt_base->cedt_subtable (Ben)
> - Emit debug message only if CFMWS is greater than its expected length (Ben)
> - Update the dev_err messages wrt the CFMWS expected length failure.
> - Remove blank line before error handling block (Jonathan)
> - Rebase to the CXL pending branch [2]
>
> [1]: https://lore.kernel.org/linux-cxl/cover.1623800340.git.alison.schofield@xxxxxxxxx/
> [2]: https://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl.git/log/?h=pending
>
> --
> Parse the ACPI CXL Early Discovery Table (CEDT) and use the CHBS & CFMWS
> when creating port and decoder objects.
>
> CHBS: CXL Host Bridge Structure - Patch 1
> CFMWS: CXL Fixed Memory Window Structure - Patch 2
>
> Alison Schofield (2):
> cxl/acpi: Add the Host Bridge base address to CXL port objects
> cxl/acpi: Use the ACPI CFMWS to create static decoder objects
>
> drivers/cxl/acpi.c | 217 +++++++++++++++++++++++++++++++++++++++++++--
> 1 file changed, 212 insertions(+), 5 deletions(-)
>
>
> base-commit: 21083f51521fb0f60dbac591f175c3ed48435af4
It might be nice to add a header kdoc for acpi.c now that it's become sufficiently
complex. Can be follow-on patch.
Both are:
Reviewed-by: Ben Widawsky <ben.widawsky@xxxxxxxxx>