From: Jonathan Cameron <Jonathan.Cameron@huawei.com>
To: Terry Bowman <terry.bowman@amd.com>
Cc: <linux-cxl@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-pci@vger.kernel.org>, <nifan.cxl@gmail.com>,
<dave@stgolabs.net>, <dave.jiang@intel.com>,
<alison.schofield@intel.com>, <vishal.l.verma@intel.com>,
<dan.j.williams@intel.com>, <bhelgaas@google.com>,
<mahesh@linux.ibm.com>, <ira.weiny@intel.com>, <oohall@gmail.com>,
<Benjamin.Cheatham@amd.com>, <rrichter@amd.com>,
<nathan.fontenot@amd.com>,
<Smita.KoralahalliChannabasappa@amd.com>, <lukas@wunner.de>,
<ming.li@zohomail.com>, <PradeepVineshReddy.Kodamati@amd.com>
Subject: Re: [PATCH v8 15/16] CXL/PCI: Enable CXL protocol errors during CXL Port probe
Date: Fri, 4 Apr 2025 18:05:37 +0100 [thread overview]
Message-ID: <20250404180537.000074fd@huawei.com> (raw)
In-Reply-To: <20250327014717.2988633-16-terry.bowman@amd.com>
On Wed, 26 Mar 2025 20:47:16 -0500
Terry Bowman <terry.bowman@amd.com> wrote:
> CXL protocol errors are not enabled for all CXL devices at boot. These
> must be enabled inorder to process CXL protocol errors.
>
> Export the AER service driver's pci_aer_unmask_internal_errors().
>
> Introduce cxl_enable_port_errors() to call pci_aer_unmask_internal_errors().
> pci_aer_unmask_internal_errors() expects the pdev->aer_cap is initialized.
> But, dev->aer_cap is not initialized for CXL Upstream Switch Ports and CXL
> Downstream Switch Ports. Initialize the dev->aer_cap if necessary. Enable AER
> correctable internal errors and uncorrectable internal errors for all CXL
> devices.
>
> Signed-off-by: Terry Bowman <terry.bowman@amd.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
next prev parent reply other threads:[~2025-04-04 17:05 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-27 1:47 [PATCH v8 00/16] Enable CXL PCIe port protocol error handling and logging Terry Bowman
2025-03-27 1:47 ` [PATCH v8 01/16] PCI/CXL: Introduce PCIe helper function pcie_is_cxl() Terry Bowman
2025-03-27 15:11 ` Ira Weiny
2025-03-27 15:30 ` Bowman, Terry
2025-03-27 1:47 ` [PATCH v8 02/16] PCI/AER: Modify AER driver logging to report CXL or PCIe bus error type Terry Bowman
2025-03-27 16:48 ` Bjorn Helgaas
2025-03-27 17:15 ` Bowman, Terry
2025-03-27 17:49 ` Bjorn Helgaas
2025-03-27 16:58 ` Ira Weiny
2025-03-27 17:17 ` Bowman, Terry
2025-03-27 1:47 ` [PATCH v8 03/16] CXL/AER: Introduce Kfifo for forwarding CXL errors Terry Bowman
2025-03-27 17:08 ` Bjorn Helgaas
2025-03-27 18:12 ` Bowman, Terry
2025-03-28 17:02 ` Bjorn Helgaas
2025-03-28 17:36 ` Bowman, Terry
2025-03-28 17:01 ` Ira Weiny
2025-04-07 13:43 ` Bowman, Terry
2025-04-04 16:53 ` Jonathan Cameron
2025-04-23 14:33 ` Jonathan Cameron
2025-04-23 15:04 ` Jonathan Cameron
2025-04-23 22:12 ` Gregory Price
2025-03-27 1:47 ` [PATCH v8 04/16] cxl/aer: AER service driver forwards CXL error to CXL driver Terry Bowman
2025-03-27 17:13 ` Bjorn Helgaas
2025-04-07 14:00 ` Bowman, Terry
2025-04-23 15:04 ` Jonathan Cameron
2025-04-24 14:17 ` Bowman, Terry
2025-04-25 13:18 ` Jonathan Cameron
2025-04-25 21:03 ` Bowman, Terry
2025-05-15 21:52 ` Bowman, Terry
2025-05-20 11:04 ` Jonathan Cameron
2025-05-20 13:21 ` Bowman, Terry
2025-05-21 18:34 ` Jonathan Cameron
2025-05-21 23:30 ` Bowman, Terry
2025-04-23 22:21 ` Gregory Price
2025-03-27 1:47 ` [PATCH v8 05/16] PCI/AER: CXL driver dequeues CXL error forwarded from AER service driver Terry Bowman
2025-03-27 4:43 ` kernel test robot
2025-04-23 16:28 ` Jonathan Cameron
2025-04-24 15:03 ` Bowman, Terry
2025-03-27 1:47 ` [PATCH v8 06/16] CXL/PCI: Introduce CXL uncorrectable protocol error 'recovery' Terry Bowman
2025-03-27 3:37 ` kernel test robot
2025-03-27 4:19 ` kernel test robot
2025-04-23 16:35 ` Jonathan Cameron
2025-04-24 14:22 ` Bowman, Terry
2025-03-27 1:47 ` [PATCH v8 07/16] cxl/pci: Move existing CXL RAS initialization to CXL's cxl_port driver Terry Bowman
2025-04-17 10:18 ` Jonathan Cameron
2025-04-24 14:25 ` Bowman, Terry
2025-05-12 14:47 ` Bowman, Terry
2025-03-27 1:47 ` [PATCH v8 08/16] cxl/pci: Map CXL Endpoint Port and CXL Switch Port RAS registers Terry Bowman
2025-03-27 1:47 ` [PATCH v8 09/16] cxl/pci: Update RAS handler interfaces to also support CXL PCIe Ports Terry Bowman
2025-03-27 1:47 ` [PATCH v8 10/16] cxl/pci: Add log message if RAS registers are not mapped Terry Bowman
2025-04-23 16:41 ` Jonathan Cameron
2025-04-24 14:30 ` Bowman, Terry
2025-03-27 1:47 ` [PATCH v8 11/16] cxl/pci: Unifi CXL trace logging for CXL Endpoints and CXL Ports Terry Bowman
2025-04-23 16:44 ` Jonathan Cameron
2025-05-07 16:28 ` Shiju Jose
2025-05-07 18:30 ` Bowman, Terry
2025-03-27 1:47 ` [PATCH v8 12/16] cxl/pci: Assign CXL Port protocol error handlers Terry Bowman
2025-04-23 16:47 ` Jonathan Cameron
2025-03-27 1:47 ` [PATCH v8 13/16] cxl/pci: Assign CXL Endpoint " Terry Bowman
2025-03-27 19:46 ` kernel test robot
2025-04-23 16:49 ` Jonathan Cameron
2025-03-27 1:47 ` [PATCH v8 14/16] cxl/pci: Remove unnecessary CXL Endpoint handling helper functions Terry Bowman
2025-04-17 17:22 ` Jonathan Cameron
2025-03-27 1:47 ` [PATCH v8 15/16] CXL/PCI: Enable CXL protocol errors during CXL Port probe Terry Bowman
2025-04-04 17:05 ` Jonathan Cameron [this message]
2025-04-07 14:34 ` Bowman, Terry
2025-03-27 1:47 ` [PATCH v8 16/16] CXL/PCI: Disable CXL protocol errors during CXL Port cleanup Terry Bowman
2025-03-28 1:18 ` kernel test robot
2025-04-04 17:04 ` Jonathan Cameron
2025-04-07 14:25 ` Bowman, Terry
2025-04-17 10:13 ` Jonathan Cameron
2025-04-24 16:37 ` Bowman, Terry
2025-03-27 17:16 ` [PATCH v8 00/16] Enable CXL PCIe port protocol error handling and logging Bjorn Helgaas
2025-03-27 22:04 ` Bowman, Terry
2025-05-06 23:06 ` Gregory Price
2025-05-07 18:28 ` Bowman, Terry
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