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From: Greg KH <gregkh@suse.de>
To: Linus Torvalds <torvalds@osdl.org>, Andrew Morton <akpm@osdl.org>
Cc: linux-kernel@vger.kernel.org,
	linux-usb-devel@lists.sourceforge.net, smurf@smurf.noris.de
Subject: [patch 15/18] usb/serial/option.c: Increase input buffer size
Date: Thu, 22 Sep 2005 00:49:33 -0700	[thread overview]
Message-ID: <20050922074933.GP15053@kroah.com> (raw)
In-Reply-To: <20050922074643.GA15053@kroah.com>

[-- Attachment #1: usb-option-urb-buffer.patch --]
[-- Type: text/plain, Size: 1024 bytes --]

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 {

--

  parent reply	other threads:[~2005-09-22  7:51 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20050922003901.814147000@echidna.kroah.org>
2005-09-22  7:46 ` [patch 00/18] USB and PCI Fixes for 2.6.14-rc2 Greg KH
2005-09-22  7:47   ` [patch 01/18] Driver Core: fis bus rescan devices race Greg KH
2005-09-22  7:47   ` [patch 02/18] Driver Core: add helper device_is_registered() Greg KH
2005-09-22  7:47   ` [patch 03/18] fix class symlinks in sysfs Greg KH
2005-09-22  7:47   ` [patch 04/18] I2C: remove me from the MAINTAINERS file for i2c Greg Kroah-Hartman
2005-09-22  7:48   ` [patch 05/18] PCI: remove unused "scratch" Greg KH
2005-09-22  7:48   ` [patch 06/18] PCI: convert kcalloc to kzalloc Greg KH
2005-09-22  7:48   ` [patch 07/18] fix drivers/pci/probe.c warning Greg KH
2005-09-22  7:48   ` [patch 08/18] PCI Hotplug: Fix buffer overrun in rpadlpar_sysfs.c Greg KH
2005-09-22  7:48   ` [patch 09/18] ub: fix burning cds Greg KH
2005-09-22  7:48   ` [patch 10/18] USB: more device IDs for Option card driver Greg KH
2005-09-22  7:48   ` [patch 11/18] USB: ftdi_sio: allow baud rate to be changed without raising RTS and DTR Greg KH
2005-09-22  7:48   ` [patch 12/18] USB: fix pxa2xx_udc compile warnings Greg KH
2005-09-22  7:49   ` [patch 13/18] USB: sl811-hcd minor fixes Greg KH
2005-09-22  7:49   ` [patch 14/18] USB: fix pegasus driver Greg KH
2005-09-22  7:49   ` Greg KH [this message]
2005-09-22  7:49   ` [patch 16/18] USB: Add Novatel CDMA Wireless PC card IDs to airprime Greg KH
2005-09-22  7:49   ` [patch 17/18] ub: Comment out unconditional stall clear Greg KH
2005-09-22  7:49   ` [patch 18/18] USB: Update Documentation/usb/URB.txt Greg KH

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