Setup packet must be visible in virtual space. There's absolutely no
good reason to implement any kind of zero-copy transfer of 8 bytes, and
the documentation in usb.h is explicit about it. So, drop DMA remapping.
Signed-off-by: Pete Zaitcev <[EMAIL PROTECTED]>
diff -urp -X dontdiff linux-2.6.23-rc3-gregkh/drivers/usb/mon/mon_bin.c
linux-2.6.23-rc3-gregkh-pipe/drivers/usb/mon/mon_bin.c
--- linux-2.6.23-rc3-gregkh/drivers/usb/mon/mon_bin.c 2007-08-13
22:44:06.000000000 -0700
+++ linux-2.6.23-rc3-gregkh-pipe/drivers/usb/mon/mon_bin.c 2007-08-14
00:01:23.000000000 -0700
@@ -357,10 +361,6 @@ static inline char mon_bin_get_setup(uns
if (!usb_endpoint_xfer_control(&urb->ep->desc) || ev_type != 'S')
return '-';
- if (urb->dev->bus->uses_dma &&
- (urb->transfer_flags & URB_NO_SETUP_DMA_MAP)) {
- return mon_dmapeek(setupb, urb->setup_dma, SETUP_LEN);
- }
if (urb->setup_packet == NULL)
return 'Z';
diff -urp -X dontdiff linux-2.6.23-rc3-gregkh/drivers/usb/mon/mon_text.c
linux-2.6.23-rc3-gregkh-pipe/drivers/usb/mon/mon_text.c
--- linux-2.6.23-rc3-gregkh/drivers/usb/mon/mon_text.c 2007-08-13
22:44:06.000000000 -0700
+++ linux-2.6.23-rc3-gregkh-pipe/drivers/usb/mon/mon_text.c 2007-08-14
00:21:22.000000000 -0700
@@ -127,10 +127,6 @@ static inline char mon_text_get_setup(st
if (ep->xfertype != USB_ENDPOINT_XFER_CONTROL || ev_type != 'S')
return '-';
- if (urb->dev->bus->uses_dma &&
- (urb->transfer_flags & URB_NO_SETUP_DMA_MAP)) {
- return mon_dmapeek(ep->setup, urb->setup_dma, SETUP_MAX);
- }
if (urb->setup_packet == NULL)
return 'Z'; /* '0' would be not as pretty. */
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