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| author | Paul Mackerras <paulus@samba.org> | 2007-05-10 13:08:37 +0200 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2007-05-10 13:08:37 +0200 |
| commit | 2ecf042ef530dd0943e41d84b6344f507941af3e (patch) | |
| tree | 73100361dd74e3f80f14c7c81ba4675948983f44 /Documentation/MSI-HOWTO.txt | |
| parent | [POWERPC] CPM_UART: Removed __init from cpm_uart_init_portdesc to fix warning (diff) | |
| parent | Merge branch 'for-linus' of master.kernel.org:/pub/scm/linux/kernel/git/rolan... (diff) | |
| download | linux-2ecf042ef530dd0943e41d84b6344f507941af3e.tar.xz linux-2ecf042ef530dd0943e41d84b6344f507941af3e.zip | |
Merge branch 'linux-2.6'
Diffstat (limited to 'Documentation/MSI-HOWTO.txt')
| -rw-r--r-- | Documentation/MSI-HOWTO.txt | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/MSI-HOWTO.txt b/Documentation/MSI-HOWTO.txt index d389388c733e..0d8240774fca 100644 --- a/Documentation/MSI-HOWTO.txt +++ b/Documentation/MSI-HOWTO.txt @@ -480,8 +480,8 @@ The PCI stack provides 3 possible levels of MSI disabling: 6.1. Disabling MSI on a single device -Under some circumstances, it might be required to disable MSI on a -single device, It may be achived by either not calling pci_enable_msi() +Under some circumstances it might be required to disable MSI on a +single device. This may be achieved by either not calling pci_enable_msi() or all, or setting the pci_dev->no_msi flag before (most of the time in a quirk). @@ -492,7 +492,7 @@ being able to route MSI between busses. In this case, MSI have to be disabled on all devices behind this bridge. It is achieves by setting the PCI_BUS_FLAGS_NO_MSI flag in the pci_bus->bus_flags of the bridge subordinate bus. There is no need to set the same flag on bridges that -are below the broken brigde. When pci_enable_msi() is called to enable +are below the broken bridge. When pci_enable_msi() is called to enable MSI on a device, pci_msi_supported() takes care of checking the NO_MSI flag in all parent busses of the device. |