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* msi: minor cleanupsMichael S. Tsirkin2010-10-271-4/+3
| | | | | | | Comment fixup (tell what it does not what it does not do), typo fix, whitespace fix. Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
* msi: simplify range checksMichael S. Tsirkin2010-10-271-25/+20
| | | | | | | | | config write handlers should be idempotent. So no need for complex range checks: a simple one checking that we are touching the relevant capability will do. Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
* Introduce range.hBlue Swirl2010-10-271-0/+1
| | | | | | | | Extract range functions from pci.h. These will be used by later patches by non-PCI devices. Adjust current users. Signed-off-by: Blue Swirl <blauwirbel@gmail.com> (cherry picked from commit bf1b00712375bea65f2254dea8281fa646eebbd5)
* msi: implements msiIsaku Yamahata2010-10-191-0/+352
implements msi related functions. Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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