diff options
Diffstat (limited to 'drivers/usb/host/ohci-mem.c')
-rw-r--r-- | drivers/usb/host/ohci-mem.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/usb/host/ohci-mem.c b/drivers/usb/host/ohci-mem.c index d976614eebd3..2f20d3dc895b 100644 --- a/drivers/usb/host/ohci-mem.c +++ b/drivers/usb/host/ohci-mem.c | |||
@@ -1,24 +1,24 @@ | |||
1 | /* | 1 | /* |
2 | * OHCI HCD (Host Controller Driver) for USB. | 2 | * OHCI HCD (Host Controller Driver) for USB. |
3 | * | 3 | * |
4 | * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at> | 4 | * (C) Copyright 1999 Roman Weissgaerber <weissg@vienna.at> |
5 | * (C) Copyright 2000-2002 David Brownell <dbrownell@users.sourceforge.net> | 5 | * (C) Copyright 2000-2002 David Brownell <dbrownell@users.sourceforge.net> |
6 | * | 6 | * |
7 | * This file is licenced under the GPL. | 7 | * This file is licenced under the GPL. |
8 | */ | 8 | */ |
9 | 9 | ||
10 | /*-------------------------------------------------------------------------*/ | 10 | /*-------------------------------------------------------------------------*/ |
11 | 11 | ||
12 | /* | 12 | /* |
13 | * There's basically three types of memory: | 13 | * OHCI deals with three types of memory: |
14 | * - data used only by the HCD ... kmalloc is fine | 14 | * - data used only by the HCD ... kmalloc is fine |
15 | * - async and periodic schedules, shared by HC and HCD ... these | 15 | * - async and periodic schedules, shared by HC and HCD ... these |
16 | * need to use dma_pool or dma_alloc_coherent | 16 | * need to use dma_pool or dma_alloc_coherent |
17 | * - driver buffers, read/written by HC ... the hcd glue or the | 17 | * - driver buffers, read/written by HC ... the hcd glue or the |
18 | * device driver provides us with dma addresses | 18 | * device driver provides us with dma addresses |
19 | * | 19 | * |
20 | * There's also PCI "register" data, which is memory mapped. | 20 | * There's also "register" data, which is memory mapped. |
21 | * No memory seen by this driver is pagable. | 21 | * No memory seen by this driver (or any HCD) may be paged out. |
22 | */ | 22 | */ |
23 | 23 | ||
24 | /*-------------------------------------------------------------------------*/ | 24 | /*-------------------------------------------------------------------------*/ |