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path: root/Documentation/PCI/MSI-HOWTO.txt
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* PCI MSI: Add example request loop to MSI-HOWTO.txtMichael Ellerman2009-03-201-1/+22
| | | | | | | | | | Encourage driver writers to think about supporting a variable number of MSI-X interrupts, and give an example of how to do such a request. Acked-by: Matthew Wilcox <willy@linux.intel.com> Signed-off-by: Michael Ellerman <michael@ellerman.id.au> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
* PCI MSI: Add support for multiple MSIMatthew Wilcox2009-03-201-6/+39
| | | | | | | | | | Add the new API pci_enable_msi_block() to allow drivers to request multiple MSI and reimplement pci_enable_msi in terms of pci_enable_msi_block. Ensure that the architecture back ends don't have to know about multiple MSI. Signed-off-by: Matthew Wilcox <willy@linux.intel.com> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
* Rewrite MSI-HOWTOMatthew Wilcox2009-03-201-481/+277
| | | | | | | | | I didn't find the previous version very useful, so I rewrote it. Signed-off-by: Matthew Wilcox <willy@linux.intel.com> Reviewed-by: Randy Dunlap <randy.dunlap@oracle.com> Reviewed-by: Grant Grundler <grundler@parisc-linunx.org> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
* Create/use more directory structure in the Documentation/ tree.Randy Dunlap2008-11-141-0/+509
Create Documentation/blockdev/ sub-directory and populate it. Populate the Documentation/serial/ sub-directory. Move MSI-HOWTO.txt to Documentation/PCI/. Move ioctl-number.txt to Documentation/ioctl/. Update all relevant 00-INDEX files. Update all relevant Kconfig files and source files. Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
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