PCI: Add ALIGN_DOWN_IF_NONZERO() helper

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pci_bus_distribute_available_resources() performs alignment in case of
non-zero alignment requirement on three occasions.

Add ALIGN_DOWN_IF_NONZERO() helper to avoid coding the non-zero check three
times.

Suggested-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Link: https://lore.kernel.org/r/20240614100606.15830-5-ilpo.jarvinen@linux.intel.com
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

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Ilpo Järvinen 2024-06-14 13:06:06 +03:00 • committed by Bjorn Helgaas

parent 9d3faf229c

commit e3bdd2dd3f

1 changed files with 7 additions and 6 deletions

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13

drivers/pci/setup-bus.c

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