diff options
Diffstat (limited to 'Documentation/pci.txt')
-rw-r--r-- | Documentation/pci.txt | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/Documentation/pci.txt b/Documentation/pci.txt index d38261b67905..7754f5aea4e9 100644 --- a/Documentation/pci.txt +++ b/Documentation/pci.txt | |||
@@ -113,9 +113,6 @@ initialization with a pointer to a structure describing the driver | |||
113 | (Please see Documentation/power/pci.txt for descriptions | 113 | (Please see Documentation/power/pci.txt for descriptions |
114 | of PCI Power Management and the related functions.) | 114 | of PCI Power Management and the related functions.) |
115 | 115 | ||
116 | enable_wake Enable device to generate wake events from a low power | ||
117 | state. | ||
118 | |||
119 | shutdown Hook into reboot_notifier_list (kernel/sys.c). | 116 | shutdown Hook into reboot_notifier_list (kernel/sys.c). |
120 | Intended to stop any idling DMA operations. | 117 | Intended to stop any idling DMA operations. |
121 | Useful for enabling wake-on-lan (NIC) or changing | 118 | Useful for enabling wake-on-lan (NIC) or changing |
@@ -299,7 +296,10 @@ If the PCI device can use the PCI Memory-Write-Invalidate transaction, | |||
299 | call pci_set_mwi(). This enables the PCI_COMMAND bit for Mem-Wr-Inval | 296 | call pci_set_mwi(). This enables the PCI_COMMAND bit for Mem-Wr-Inval |
300 | and also ensures that the cache line size register is set correctly. | 297 | and also ensures that the cache line size register is set correctly. |
301 | Check the return value of pci_set_mwi() as not all architectures | 298 | Check the return value of pci_set_mwi() as not all architectures |
302 | or chip-sets may support Memory-Write-Invalidate. | 299 | or chip-sets may support Memory-Write-Invalidate. Alternatively, |
300 | if Mem-Wr-Inval would be nice to have but is not required, call | ||
301 | pci_try_set_mwi() to have the system do its best effort at enabling | ||
302 | Mem-Wr-Inval. | ||
303 | 303 | ||
304 | 304 | ||
305 | 3.2 Request MMIO/IOP resources | 305 | 3.2 Request MMIO/IOP resources |