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From: Lukas Wunner <lukas@wunner.de>
To: "Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>
Cc: linux-pci@vger.kernel.org,
	Mahesh J Salgaonkar <mahesh@linux.ibm.com>,
	linux-kernel@vger.kernel.org,
	Oliver O'Halloran <oohall@gmail.com>,
	Bjorn Helgaas <bhelgaas@google.com>,
	linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v2 1/2] PCI: Add TLP Prefix reading into pcie_read_tlp_log()
Date: Thu, 4 Apr 2024 11:34:55 +0200	[thread overview]
Message-ID: <Zg50P2JcpvO8S-a7@wunner.de> (raw)
In-Reply-To: <20240403100206.4403-2-ilpo.jarvinen@linux.intel.com>

On Wed, Apr 03, 2024 at 01:02:05PM +0300, Ilpo Järvinen wrote:
> pcie_read_tlp_log() handles only 4 TLP Header Log DWORDs but TLP Prefix
> Log (PCIe r6.1 secs 7.8.4.12 & 7.9.14.13) may also be present.
> 
> Generalize pcie_read_tlp_log() and struct pcie_tlp_log to handle also
> TLP Prefix Log. The layout of relevant registers in AER and DPC
> Capability is not identical but the offsets of TLP Header Log and TLP
                ^^^           ^^^
Somehow this doesn't seem to make sense.  Is the "not" perhaps wrong here?

> Prefix Log vary so the callers must pass the offsets to
> pcie_read_tlp_log().

  reply	other threads:[~2024-04-04  9:45 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-04-03 10:02 [PATCH v2 0/2] PCI: Consolidate TLP Log reading and printing Ilpo Järvinen
2024-04-03 10:02 ` [PATCH v2 1/2] PCI: Add TLP Prefix reading into pcie_read_tlp_log() Ilpo Järvinen
2024-04-04  9:34   ` Lukas Wunner [this message]
2024-04-04  9:51     ` Ilpo Järvinen
2024-04-03 10:02 ` [PATCH v2 2/2] PCI: Create helper to print TLP Header and Prefix Log Ilpo Järvinen

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