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authorImre Kaloz <kaloz@openwrt.org>2008-04-19 15:20:44 +0000
committerImre Kaloz <kaloz@openwrt.org>2008-04-19 15:20:44 +0000
commit127d15a775b51296ab6eda47e9b116f988bebd7c (patch)
tree63364c73ceef57da30ee5a6669865d095b09c5bc /target/linux/generic-2.6/patches-2.6.25/801-usb_serial_endpoint_size.patch
parentbdd7f3c7baeeb20ff5838ca685a3305de7d818ba (diff)
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add proper 2.6.25 support
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10865 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic-2.6/patches-2.6.25/801-usb_serial_endpoint_size.patch')
-rw-r--r--target/linux/generic-2.6/patches-2.6.25/801-usb_serial_endpoint_size.patch27
1 files changed, 27 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.25/801-usb_serial_endpoint_size.patch b/target/linux/generic-2.6/patches-2.6.25/801-usb_serial_endpoint_size.patch
new file mode 100644
index 0000000000..5b61c73bac
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.25/801-usb_serial_endpoint_size.patch
@@ -0,0 +1,27 @@
+Index: linux-2.6.23-rc6/drivers/usb/serial/usb-serial.c
+===================================================================
+--- linux-2.6.23-rc6.orig/drivers/usb/serial/usb-serial.c 2007-09-21 16:23:52.000000000 +0800
++++ linux-2.6.23-rc6/drivers/usb/serial/usb-serial.c 2007-09-21 16:24:09.000000000 +0800
+@@ -58,6 +58,7 @@
+ drivers depend on it.
+ */
+
++static ushort maxSize = 0;
+ static int debug;
+ static struct usb_serial *serial_table[SERIAL_TTY_MINORS]; /* initially all NULL */
+ static DEFINE_MUTEX(table_lock);
+@@ -866,7 +867,7 @@
+ dev_err(&interface->dev, "No free urbs available\n");
+ goto probe_error;
+ }
+- buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
++ buffer_size = (endpoint->wMaxPacketSize > maxSize) ? endpoint->wMaxPacketSize : maxSize;
+ port->bulk_in_size = buffer_size;
+ port->bulk_in_endpointAddress = endpoint->bEndpointAddress;
+ port->bulk_in_buffer = kmalloc (buffer_size, GFP_KERNEL);
+@@ -1276,3 +1277,5 @@
+
+ module_param(debug, bool, S_IRUGO | S_IWUSR);
+ MODULE_PARM_DESC(debug, "Debug enabled or not");
++module_param(maxSize, ushort,0);
++MODULE_PARM_DESC(maxSize,"User specified USB endpoint size");