From: Bjorn Helgaas <helgaas@kernel.org>
To: Lukas Wunner <lukas@wunner.de>
Cc: linux-pci@vger.kernel.org, Keith Busch <kbusch@kernel.org>,
Ashok Raj <ashok.raj@intel.com>,
Sathyanarayanan Kuppuswamy
<sathyanarayanan.kuppuswamy@linux.intel.com>,
Ravi Kishore Koppuravuri <ravi.kishore.koppuravuri@intel.com>,
Mika Westerberg <mika.westerberg@linux.intel.com>,
Sheng Bi <windy.bi.enflame@gmail.com>,
Stanislav Spassov <stanspas@amazon.de>,
Yang Su <yang.su@linux.alibaba.com>
Subject: Re: [PATCH v2 0/3] PCI reset delay fixes
Date: Tue, 7 Feb 2023 13:03:40 -0600 [thread overview]
Message-ID: <20230207190340.GA2363357@bhelgaas> (raw)
In-Reply-To: <cover.1673769517.git.lukas@wunner.de>
On Sun, Jan 15, 2023 at 09:20:30AM +0100, Lukas Wunner wrote:
> Delay fixes for recovery from Secondary Bus Resets and Downstream Port
> Containment, v2:
>
>
> Changes v1 -> v2:
>
> * [PATCH 1/3] PCI/PM: Observe reset delay irrespective of bridge_d3
> * Add Reviewed-by tags (Mika, Sathyanarayanan)
>
> * [PATCH 2/3] PCI: Unify delay handling for reset and resume
> * Introduce PCI_RESET_WAIT macro for 1 sec timeout prescribed by
> PCIe r6.0 sec 6.6.1 (Bjorn)
> * Note in kernel-doc of pci_bridge_wait_for_secondary_bus()
> that timeout parameter is in milliseconds (Bjorn)
> * Add Reviewed-by tags (Mika, Sathyanarayanan)
>
> * [PATCH 3/3] PCI/DPC: Await readiness of secondary bus after reset
> * Move PCIE_RESET_READY_POLL_MS macro below the newly introduced
> PCI_RESET_WAIT from patch [2/3] and extend its code comment
> * Mention errors seen on Ponte Vecchio in commit message (Bjorn)
> * Avoid first person plural in commit message (Sathyanarayanan)
> * Add Reviewed-by tag (Mika)
>
>
> Link to v1:
>
> https://lore.kernel.org/linux-pci/cover.1672511016.git.lukas@wunner.de/
>
>
> Lukas Wunner (3):
> PCI/PM: Observe reset delay irrespective of bridge_d3
> PCI: Unify delay handling for reset and resume
> PCI/DPC: Await readiness of secondary bus after reset
>
> drivers/pci/pci-driver.c | 2 +-
> drivers/pci/pci.c | 59 +++++++++++++++++-----------------------
> drivers/pci/pci.h | 16 ++++++++++-
> drivers/pci/pcie/dpc.c | 4 +--
> 4 files changed, 43 insertions(+), 38 deletions(-)
Applied to pci/reset for v6.3, thanks, Lukas!
prev parent reply other threads:[~2023-02-07 19:03 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-15 8:20 [PATCH v2 0/3] PCI reset delay fixes Lukas Wunner
2023-01-15 8:20 ` [PATCH v2 1/3] PCI/PM: Observe reset delay irrespective of bridge_d3 Lukas Wunner
2023-02-18 13:22 ` Yang Su
2023-02-19 5:07 ` Lukas Wunner
2023-01-15 8:20 ` [PATCH v2 2/3] PCI: Unify delay handling for reset and resume Lukas Wunner
2023-02-23 11:01 ` Yang Su
2023-03-01 6:31 ` Lukas Wunner
2023-01-15 8:20 ` [PATCH v2 3/3] PCI/DPC: Await readiness of secondary bus after reset Lukas Wunner
2023-02-18 13:23 ` Yang Su
2023-02-19 5:12 ` Lukas Wunner
2023-02-07 19:03 ` Bjorn Helgaas [this message]
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