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| author |   Amey Narkhede <ameynarkhede03@gmail.com> | 2021-08-17 23:34:56 +0530 |
|---|---|---|
| committer |   Bjorn Helgaas <bhelgaas@google.com> | 2021-08-18 17:03:44 -0500 |
| commit | d88f521da3efd698e36d0d504a2abba6ac4f5ef8 (patch) | |
| tree | 1f8a35513e2833ece8d61ff952c143d0d3c1b531 /drivers/pci/pci-sysfs.c | |
| parent | PCI: Remove reset_fn field from pci_dev (diff) | |
| download | linux-dev-d88f521da3efd698e36d0d504a2abba6ac4f5ef8.tar.xz linux-dev-d88f521da3efd698e36d0d504a2abba6ac4f5ef8.zip | |
PCI: Allow userspace to query and set device reset mechanism
Add "reset_method" sysfs attribute to enable user to query and set
preferred device reset methods and their ordering.
[bhelgaas: on invalid sysfs input, return error and preserve previous
config, as in earlier patch versions]
Co-developed-by: Alex Williamson <alex.williamson@redhat.com>
Link: https://lore.kernel.org/r/20210817180500.1253-6-ameynarkhede03@gmail.com
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Signed-off-by: Amey Narkhede <ameynarkhede03@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Raphael Norwitz <raphael.norwitz@nutanix.com>
Diffstat (limited to 'drivers/pci/pci-sysfs.c')
| -rw-r--r-- | drivers/pci/pci-sysfs.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index a1d9b0e83615..2fd44c97b7ec 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -1491,6 +1491,7 @@ const struct attribute_group *pci_dev_groups[] = { &pci_dev_config_attr_group, &pci_dev_rom_attr_group, &pci_dev_reset_attr_group, + &pci_dev_reset_method_attr_group, &pci_dev_vpd_attr_group, #ifdef CONFIG_DMI &pci_dev_smbios_attr_group, |