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authorMing Lei <tom.leiming@gmail.com>2010-08-02 22:09:17 +0800
committerGreg Kroah-Hartman <gregkh@suse.de>2010-08-10 14:35:45 -0700
commit951fd8ee6a9493f80bc5bccf2c8cfa1535c6ce15 (patch)
tree784239076445b925e323e7cee5b134a8c9eca64e /drivers/usb
parente10e1bec8e6654de4591ef45ddd6a6d1e5b2591c (diff)
downloadop-kernel-dev-951fd8ee6a9493f80bc5bccf2c8cfa1535c6ce15.zip
op-kernel-dev-951fd8ee6a9493f80bc5bccf2c8cfa1535c6ce15.tar.gz
USB: usbtest: support test device with only one iso-in or iso-out endpoint
It is very common that one altsetting may include only one iso-in or iso-out single endpoint, especially for high bandwidth endpoint, so support it. Signed-off-by: Ming Lei <tom.leiming@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/misc/usbtest.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c
index d92b7ec..eef370e 100644
--- a/drivers/usb/misc/usbtest.c
+++ b/drivers/usb/misc/usbtest.c
@@ -136,7 +136,7 @@ try_iso:
iso_out = e;
}
}
- if ((in && out) || (iso_in && iso_out))
+ if ((in && out) || iso_in || iso_out)
goto found;
}
return -EINVAL;
@@ -162,6 +162,9 @@ found:
dev->in_iso_pipe = usb_rcvisocpipe (udev,
iso_in->desc.bEndpointAddress
& USB_ENDPOINT_NUMBER_MASK);
+ }
+
+ if (iso_out) {
dev->iso_out = &iso_out->desc;
dev->out_iso_pipe = usb_sndisocpipe (udev,
iso_out->desc.bEndpointAddress
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