linux-kernel - Re: [PATCH v3 0/3] Parse the HEST PCIe AER and set to relevant registers

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Message-ID: <20240718154646.GA63955@yaz-khff2.amd.com>
Date: Thu, 18 Jul 2024 11:46:46 -0400
From: Yazen Ghannam <yazen.ghannam@....com>
To: LeoLiu-oc <LeoLiu-oc@...oxin.com>
Cc: rafael@...nel.org, lenb@...nel.org, james.morse@....com,
	tony.luck@...el.com, bp@...en8.de, bhelgaas@...gle.com,
	robert.moore@...el.com, avadhut.naik@....com,
	linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-pci@...r.kernel.org, acpica-devel@...ts.linux.dev,
	CobeChen@...oxin.com, TimGuo@...oxin.com, TonyWWang-oc@...oxin.com
Subject: Re: [PATCH v3 0/3] Parse the HEST PCIe AER and set to relevant
 registers

On Thu, Jul 18, 2024 at 02:24:02PM +0800, LeoLiu-oc wrote:
> From: LeoLiuoc <LeoLiu-oc@...oxin.com>
> 
> According to the Section 18.3.2.4, 18.3.2.5 and 18.3.2.6 in ACPI SPEC
> r6.5, the register value form HEST PCI Express AER Structure should be
> written to relevant PCIe Device's AER Capabilities. So the purpose of the
> patch set is to extract register value from HEST PCI Express AER
> structures and program them into PCIe Device's AER registers.
> Refer to the ACPI SPEC r6.5 for the more detailed description. This patch
> is an effective supplement to _HPP/_HPX method when the Firmware does not
> support the _HPP/_HPX method and can be specially configured for the AER
> register of the specific device.
> 
> v1->v2:
> - Move the definition of structure "hest_parse_aer_info" to file apei.h.
> 
> v2->v3:
> - The applicable hardware for this patch is added to the commit
>   information.
> - Change the function name "program_hest_aer_endpoint" to
>   "program_hest_aer_common".
> - Add the comment to function "program_hest_aer_common".
> - Remove the "PCI_EXP_TYPE_PCIE_BRIDGE" branch handling in function
>   "program_hest_aer_params".
>

Please include a link to previous threads, if possible.

Thanks,
Yazen