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PCI/MSI: Remove "pos" from the struct msi_desc msi_attrib

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"msi_attrib.pos" is only used for MSI (not MSI-X), and we already cache the
MSI capability offset in "dev->msi_cap".

Remove "pos" from the struct msi_attrib and use "dev->msi_cap" directly.

[bhelgaas: changelog, fix whitespace]
Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
This commit is contained in:
Yijing Wang 2014-09-23 11:02:42 -06:00 • committed by Bjorn Helgaas
parent 81052769e4
commit 48c3c38f00
4 changed files with 4 additions and 10 deletions
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1
include/linux/msi.h
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@ -29,7 +29,6 @@ struct msi_desc {
__u8 multi_cap : 3; /* log2 num of messages supported */
__u8 maskbit : 1; /* mask-pending bit supported ? */
__u8 is_64 : 1; /* Address size: 0=32bit 1=64bit */
__u8 pos; /* Location of the msi capability */
__u16 entry_nr; /* specific enabled entry */
unsigned default_irq; /* default pre-assigned irq */
} msi_attrib;