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PCI: Add array to track reset method ordering

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Add reset_methods[] in struct pci_dev to keep track of reset mechanisms
supported by the device and their ordering.

Refactor probing and reset functions to take advantage of calling
convention of reset functions.

Co-developed-by: Alex Williamson <alex.williamson@redhat.com>
Link: https://lore.kernel.org/r/20210817180500.1253-4-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>
This commit is contained in:
Amey Narkhede
2021-08-17 23:34:54 +05:30
committed by Bjorn Helgaas
parent 56f107d781
commit e20afa0624
4 changed files with 69 additions and 44 deletions
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5
drivers/pci/probe.c
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@@ -2429,9 +2429,8 @@ static void pci_init_capabilities(struct pci_dev *dev)
pci_rcec_init(dev); /* Root Complex Event Collector */
pcie_report_downtraining(dev);
if (pci_probe_reset_function(dev) == 0)
dev->reset_fn = 1;
pci_init_reset_methods(dev);
dev->reset_fn = pci_reset_supported(dev);
}
/*