x86/PCI: MMCONFIG: add PCI_MMCFG_BUS_OFFSET() to factor common expression

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This factors out the common "bus << 20" expression used when computing the
MMCONFIG address.

Reviewed-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

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Bjorn Helgaas 2009-11-13 17:34:08 -07:00 • committed by Jesse Barnes

parent f7ca698487

commit df5eb1d67e

4 changed files with 18 additions and 17 deletions

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2

arch/x86/include/asm/pci_x86.h

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16

arch/x86/pci/mmconfig-shared.c

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2

arch/x86/pci/mmconfig_32.c

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15

arch/x86/pci/mmconfig_64.c

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