[patch 15/18] usb/serial/option.c: Increase input buffer size

Greg KH
2005-09-22T07:51:34Z

[-- Attachment #1: usb-option-urb-buffer.patch --]
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From: Matthias Urlichs <smurf@smurf.noris.de>

The card sometimes sends >2000 bytes in one single chunk. Ouch.

Signed-Off-By: Matthias Urlichs <smurf@smurf.noris.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
drivers/usb/serial/option.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

--- scsi-2.6.orig/drivers/usb/serial/option.c 2005-09-21 17:29:40.000000000 -0700
+++ scsi-2.6/drivers/usb/serial/option.c 2005-09-21 17:29:50.000000000 -0700
@@ -26,6 +26,8 @@
killed end-of-line whitespace
2005-07-15 v0.4.2 rename WLAN product to FUSION, add FUSION2
2005-09-10 v0.4.3 added HUAWEI E600 card and Audiovox AirCard
+ 2005-09-20 v0.4.4 increased recv buffer size: the card sometimes
+ wants to send >2000 bytes.

Work sponsored by: Sigos GmbH, Germany <info@sigos.de>

@@ -139,7 +141,7 @@

#define N_IN_URB 4
#define N_OUT_URB 1
-#define IN_BUFLEN 1024
+#define IN_BUFLEN 4096
#define OUT_BUFLEN 128

struct option_port_private {

--