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PCI/P2PDMA: Use pci_dev_id() to simplify the code

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When we have a struct pci_dev *, use pci_dev_id() instead of manually
composing the ID from dev->bus->number and dev->devfn.

[bhelgaas: commit log]
Link: https://lore.kernel.org/r/20230811111057.31900-1-zhengzengkai@huawei.com
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Logan Gunthorpe <logang@deltatee.com>
This commit is contained in:
Zheng Zengkai 2023-08-11 19:10:57 +08:00 committed by Bjorn Helgaas
parent 6f7dc30767
commit 0e8207f54c
1 changed files with 1 additions and 2 deletions
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3
drivers/pci/p2pdma.c
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@ -532,8 +532,7 @@ static bool host_bridge_whitelist(struct pci_dev *a, struct pci_dev *b,
static unsigned long map_types_idx(struct pci_dev *client)
{
return (pci_domain_nr(client->bus) << 16) |
(client->bus->number << 8) | client->devfn;
return (pci_domain_nr(client->bus) << 16) | pci_dev_id(client);
}
/*