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| author | Matthew Wilcox | 2009-03-17 13:54:08 +0100 |
|---|---|---|
| committer | Jesse Barnes | 2009-03-20 18:48:13 +0100 |
| commit | 264d9caaa1c574c0274b019a810abfe957391005 (patch) | |
| tree | 06ac3d9df11a0e64e2f8571145e8865424fb7dc6 /include/linux/msi.h | |
| parent | PCI MSI: msi_desc->dev is always initialised (diff) | |
| download | kernel-qcow2-linux-264d9caaa1c574c0274b019a810abfe957391005.tar.gz kernel-qcow2-linux-264d9caaa1c574c0274b019a810abfe957391005.tar.xz kernel-qcow2-linux-264d9caaa1c574c0274b019a810abfe957391005.zip | |
PCI MSI: Use mask_pos instead of mask_base when appropriate
MSI interrupts have a mask_pos where MSI-X have a mask_base. Use a
transparent union to get rid of some ugly casts.
Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'include/linux/msi.h')
| -rw-r--r-- | include/linux/msi.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/msi.h b/include/linux/msi.h index 9c5ce214fbf4..5025ca4d91e4 100644 --- a/include/linux/msi.h +++ b/include/linux/msi.h @@ -33,7 +33,10 @@ struct msi_desc { unsigned int irq; struct list_head list; - void __iomem *mask_base; + union { + void __iomem *mask_base; + u8 mask_pos; + }; struct pci_dev *dev; /* Last set MSI message */ |