From: Lukas Wunner <lukas@wunner.de>
To: Bjorn Helgaas <helgaas@kernel.org>, linux-pci@vger.kernel.org
Cc: 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: [PATCH v2 0/3] PCI reset delay fixes
Date: Sun, 15 Jan 2023 09:20:30 +0100 [thread overview]
Message-ID: <cover.1673769517.git.lukas@wunner.de> (raw)
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(-)
--
2.39.0
next reply other threads:[~2023-01-15 8:22 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-15 8:20 Lukas Wunner [this message]
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 ` [PATCH v2 0/3] PCI reset delay fixes Bjorn Helgaas
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