diff options
| author | Michael Witten <mfwitten@gmail.com> | 2011-07-14 17:54:18 -0400 |
|---|---|---|
| committer | Michael Witten <mfwitten@gmail.com> | 2011-08-02 17:34:35 -0400 |
| commit | 6457d9b350b3f4f2098984eee016c6c994b9c096 (patch) | |
| tree | 9a3674624e313162c44eab3d4f55a15bf8df3bfb /Documentation/PCI | |
| parent | ed737c1882c652f0b5a888df59895b5dc2d10cd7 (diff) | |
Docs: MSI-HOWTO: Move a sentence to another paragraph
Signed-off-by: Michael Witten <mfwitten@gmail.com>
Acked-by: Matthew Wilcox <matthew.r.wilcox@intel.com>
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Diffstat (limited to 'Documentation/PCI')
| -rw-r--r-- | Documentation/PCI/MSI-HOWTO.txt | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/Documentation/PCI/MSI-HOWTO.txt b/Documentation/PCI/MSI-HOWTO.txt index c504f12bcc61..28d1ceeea655 100644 --- a/Documentation/PCI/MSI-HOWTO.txt +++ b/Documentation/PCI/MSI-HOWTO.txt | |||
| @@ -171,7 +171,8 @@ which should be at least 'nvec' entries in size. On success, the | |||
| 171 | device is switched into MSI-X mode and the function returns 0. | 171 | device is switched into MSI-X mode and the function returns 0. |
| 172 | The 'vector' member in each entry is populated with the interrupt number; | 172 | The 'vector' member in each entry is populated with the interrupt number; |
| 173 | the driver should then call request_irq() for each 'vector' that it | 173 | the driver should then call request_irq() for each 'vector' that it |
| 174 | decides to use. | 174 | decides to use. The device driver is responsible for keeping track of the |
| 175 | interrupts assigned to the MSI-X vectors so it can free them again later. | ||
| 175 | 176 | ||
| 176 | If this function returns a negative number, it indicates an error and | 177 | If this function returns a negative number, it indicates an error and |
| 177 | the driver should not attempt to allocate any more MSI-X interrupts for | 178 | the driver should not attempt to allocate any more MSI-X interrupts for |
| @@ -181,9 +182,7 @@ below. | |||
| 181 | 182 | ||
| 182 | This function, in contrast with pci_enable_msi(), does not adjust | 183 | This function, in contrast with pci_enable_msi(), does not adjust |
| 183 | dev->irq. The device will not generate interrupts for this interrupt | 184 | dev->irq. The device will not generate interrupts for this interrupt |
| 184 | number once MSI-X is enabled. The device driver is responsible for | 185 | number once MSI-X is enabled. |
| 185 | keeping track of the interrupts assigned to the MSI-X vectors so it can | ||
| 186 | free them again later. | ||
| 187 | 186 | ||
| 188 | Device drivers should normally call this function once per device | 187 | Device drivers should normally call this function once per device |
| 189 | during the initialization phase. | 188 | during the initialization phase. |
