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authorYinghai Lu <yinghai@kernel.org>2012-03-18 22:46:26 -0700
committerBjorn Helgaas <bhelgaas@google.com>2013-01-24 21:09:39 -0700
commit10c463a7a3b96285133c37e230781a1274abbd31 (patch)
treeac7b4fcf495c14828464d81de6d9e144b967c2ad /drivers/pci/pci.c
parent3ecd9d01f7dffd5a2291267ba0410e1826c87530 (diff)
downloadblackbird-op-linux-10c463a7a3b96285133c37e230781a1274abbd31.tar.gz
blackbird-op-linux-10c463a7a3b96285133c37e230781a1274abbd31.zip
PCI: Kill pci_is_reassigndev()
pci_reassigndev_resource_alignment() is the only user of pci_is_reassigndev(). If we just use pci_specified_resource_alignment() directly, we only need to call it once instead of twice, and we can get rid of pci_is_reassigndev() altogether. No functional change. [bhelgaas: changelog] Signed-off-by: Yinghai Lu <yinghai@kernel.org> Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/pci.c')
-rw-r--r--drivers/pci/pci.c17
1 files changed, 3 insertions, 14 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index a2f30394c091..11c36654c95d 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -3765,18 +3765,6 @@ resource_size_t pci_specified_resource_alignment(struct pci_dev *dev)
return align;
}
-/**
- * pci_is_reassigndev - check if specified PCI is target device to reassign
- * @dev: the PCI device to check
- *
- * RETURNS: non-zero for PCI device is a target device to reassign,
- * or zero is not.
- */
-int pci_is_reassigndev(struct pci_dev *dev)
-{
- return (pci_specified_resource_alignment(dev) != 0);
-}
-
/*
* This function disables memory decoding and releases memory resources
* of the device specified by kernel's boot parameter 'pci=resource_alignment='.
@@ -3791,7 +3779,9 @@ void pci_reassigndev_resource_alignment(struct pci_dev *dev)
resource_size_t align, size;
u16 command;
- if (!pci_is_reassigndev(dev))
+ /* check if specified PCI is target device to reassign */
+ align = pci_specified_resource_alignment(dev);
+ if (!align)
return;
if (dev->hdr_type == PCI_HEADER_TYPE_NORMAL &&
@@ -3807,7 +3797,6 @@ void pci_reassigndev_resource_alignment(struct pci_dev *dev)
command &= ~PCI_COMMAND_MEMORY;
pci_write_config_word(dev, PCI_COMMAND, command);
- align = pci_specified_resource_alignment(dev);
for (i = 0; i < PCI_BRIDGE_RESOURCES; i++) {
r = &dev->resource[i];
if (!(r->flags & IORESOURCE_MEM))
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