diff options
| author | Li Yang <leoli@freescale.com> | 2007-05-23 16:58:17 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-05-23 23:14:15 -0400 |
| commit | 40acc095302aee380491df5f58d98945243468ec (patch) | |
| tree | 51ca963c899f744f5b947b66ba76ba618b66ecb3 /drivers/usb/host/ehci-fsl.h | |
| parent | 3d6ac9843175c1d29c075794519cb045b52e46c2 (diff) | |
ehci-fsl: fix cache coherency problem on system with large memory
The patch fixes bug http://bugzilla.kernel.org/show_bug.cgi?id=7482.
It sets USB snooping on 4G space for PowerPC platforms without
CONFIG_NOT_COHERENT_CACHE defined.
Reported-by: Stefan Meyer <reyems@telkomsa.net>
Signed-off-by: Li Yang <leoli@freescale.com>
Cc: Greg KH <greg@kroah.com>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/usb/host/ehci-fsl.h')
| -rw-r--r-- | drivers/usb/host/ehci-fsl.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/usb/host/ehci-fsl.h b/drivers/usb/host/ehci-fsl.h index f28736a917e4..b5e59db53347 100644 --- a/drivers/usb/host/ehci-fsl.h +++ b/drivers/usb/host/ehci-fsl.h | |||
| @@ -34,4 +34,5 @@ | |||
| 34 | #define FSL_SOC_USB_PRICTRL 0x40c /* NOTE: big-endian */ | 34 | #define FSL_SOC_USB_PRICTRL 0x40c /* NOTE: big-endian */ |
| 35 | #define FSL_SOC_USB_SICTRL 0x410 /* NOTE: big-endian */ | 35 | #define FSL_SOC_USB_SICTRL 0x410 /* NOTE: big-endian */ |
| 36 | #define FSL_SOC_USB_CTRL 0x500 /* NOTE: big-endian */ | 36 | #define FSL_SOC_USB_CTRL 0x500 /* NOTE: big-endian */ |
| 37 | #define SNOOP_SIZE_2GB 0x1e | ||
| 37 | #endif /* _EHCI_FSL_H */ | 38 | #endif /* _EHCI_FSL_H */ |