linux/drivers/pci
Mika Westerberg 3b8803494a PCI/DPC: Quirk PIO log size for Intel Ice Lake Root Ports
Commit 5459c0b704 ("PCI/DPC: Quirk PIO log size for certain Intel Root
Ports") added quirks for Tiger and Alder Lake Root Ports but missed that
the same issue exists also in the previous generation, Ice Lake.

Apply the quirk for Ice Lake Root Ports as well.  This prevents kernel
complaints like:

  DPC: RP PIO log size 0 is invalid

and also enables the DPC driver to dump the RP PIO Log registers when DPC
is triggered.

[bhelgaas: add dmesg warning and RP PIO Log dump info]
Closes: https://bugzilla.kernel.org/show_bug.cgi?id=209943
Link: https://lore.kernel.org/r/20230511121905.73949-1-mika.westerberg@linux.intel.com
Reported-by: Mark Blakeney <mark.blakeney@bullet-systems.net>
Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
2023-05-11 17:38:46 -05:00
..
controller hyperv-next for v6.4 2023-04-27 17:17:12 -07:00
endpoint driver core: class: remove module * from class_create() 2023-03-17 15:16:33 +01:00
hotplug Merge branch 'pci/resource' 2023-04-20 16:16:34 -05:00
msi PCI/MSI: Remove over-zealous hardware size check in pci_msix_validate_entries() 2023-04-16 14:11:51 +02:00
pcie Merge branch 'pci/reset' 2023-04-20 16:16:33 -05:00
switch driver core: class: remove module * from class_create() 2023-03-17 15:16:33 +01:00
access.c PCI: Access Link 2 registers only for devices with Links 2022-11-04 10:38:11 -05:00
ats.c PCI: Enable PASID only when ACS RR & UF enabled on upstream path 2022-11-03 15:47:47 +01:00
bus.c pci-v6.4-changes 2023-04-27 10:45:30 -07:00
doe.c PCI/DOE: Relax restrictions on request and response size 2023-04-18 10:36:58 -07:00
ecam.c
host-bridge.c PCI: VMD: ACPI: Make ACPI companion lookup work for VMD bus 2021-09-02 17:59:58 +02:00
iov.c PCI/IOV: Enlarge virtfn sysfs name buffer 2023-01-18 10:54:41 -06:00
irq.c PCI: Check for alloc failure in pci_request_irq() 2022-11-21 16:55:18 -06:00
Kconfig genirq: Get rid of GENERIC_MSI_IRQ_DOMAIN 2022-11-17 15:15:20 +01:00
Makefile PCI/DOE: Add DOE mailbox support functions 2022-07-19 15:38:04 -07:00
mmap.c PCI: Remove pci_mmap_page_range() wrapper 2022-07-29 12:08:44 -05:00
of.c pci-v6.4-changes 2023-04-27 10:45:30 -07:00
p2pdma.c PCI/P2PDMA: Fix pci_p2pmem_find_many() kernel-doc 2023-04-06 16:37:51 -05:00
pci-acpi.c PCI/ACPI: Account for _S0W of the target bridge in acpi_pci_bridge_d3() 2023-01-13 15:56:10 -06:00
pci-bridge-emul.c PCI: pci-bridge-emul: Set position of PCI capabilities to real HW value 2022-08-25 12:07:56 +02:00
pci-bridge-emul.h PCI: pci-bridge-emul: Set position of PCI capabilities to real HW value 2022-08-25 12:07:56 +02:00
pci-driver.c PCI/PM: Drop pci_bridge_wait_for_secondary_bus() timeout parameter 2023-04-11 17:35:06 -05:00
pci-label.c
pci-mid.c PCI: PM: Do not use pci_platform_pm_ops for Intel MID PM 2021-09-27 17:13:21 +02:00
pci-pf-stub.c
pci-stub.c PCI: pci_stub: Set driver_managed_dma 2022-04-28 15:32:20 +02:00
pci-sysfs.c driver core: bus: mark the struct bus_type for sysfs callbacks as constant 2023-03-23 13:20:40 +01:00
pci.c Driver core changes for 6.4-rc1 2023-04-27 11:53:57 -07:00
pci.h cxl for v6.4 2023-04-30 11:51:51 -07:00
probe.c cxl for v6.4 2023-04-30 11:51:51 -07:00
proc.c PCI: Remove pci_mmap_page_range() wrapper 2022-07-29 12:08:44 -05:00
quirks.c PCI/DPC: Quirk PIO log size for Intel Ice Lake Root Ports 2023-05-11 17:38:46 -05:00
remove.c cxl for v6.4 2023-04-30 11:51:51 -07:00
rom.c PCI: Prefer 'unsigned int' over bare 'unsigned' 2021-10-27 13:41:22 -05:00
search.c
setup-bus.c PCI: Make pci_bus_for_each_resource() index optional 2023-04-05 15:10:09 -05:00
setup-irq.c PCI: Tidy comments 2021-09-28 13:43:17 -05:00
setup-res.c PCI: Introduce pci_dev_for_each_resource() 2023-04-04 10:43:52 -05:00
slot.c PCI/sysfs: Constify struct kobj_type pci_slot_ktype 2023-02-16 12:00:25 -06:00
syscall.c PCI: Return int from pciconfig_read() syscall 2021-08-03 16:55:48 -05:00
vc.c
vgaarb.c PCI: Introduce pci_dev_for_each_resource() 2023-04-04 10:43:52 -05:00
vpd.c PCI/VPD: Use pci_read_vpd_any() in pci_vpd_size() 2021-10-25 19:12:23 -05:00
xen-pcifront.c PCI: Introduce pci_dev_for_each_resource() 2023-04-04 10:43:52 -05:00