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authoracoul <acoul@3c298f89-4303-0410-b956-a3cf2f4a3e73>2010-08-29 14:35:23 +0000
committeracoul <acoul@3c298f89-4303-0410-b956-a3cf2f4a3e73>2010-08-29 14:35:23 +0000
commite60c0328f00278865338525f5ad9abeb0785ca5f (patch)
treef0db464d80e07fbb18c9f99ac73f45aadf7e22a6 /target/linux/generic/patches-2.6.36/801-usb_serial_endpoint_size.patch
parentb0edeb40eabb575ec6a24fefcfcb61d71e13d3d2 (diff)
linux/generic: add kernel 2.6.36 preliminary support
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@22832 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/generic/patches-2.6.36/801-usb_serial_endpoint_size.patch')
-rw-r--r--target/linux/generic/patches-2.6.36/801-usb_serial_endpoint_size.patch25
1 files changed, 25 insertions, 0 deletions
diff --git a/target/linux/generic/patches-2.6.36/801-usb_serial_endpoint_size.patch b/target/linux/generic/patches-2.6.36/801-usb_serial_endpoint_size.patch
new file mode 100644
index 000000000..cfbcbe88f
--- /dev/null
+++ b/target/linux/generic/patches-2.6.36/801-usb_serial_endpoint_size.patch
@@ -0,0 +1,25 @@
+--- a/drivers/usb/serial/usb-serial.c
++++ b/drivers/usb/serial/usb-serial.c
+@@ -61,6 +61,7 @@ static struct usb_driver usb_serial_driv
+ drivers depend on it.
+ */
+
++static ushort maxSize = 0;
+ static int debug;
+ /* initially all NULL */
+ static struct usb_serial *serial_table[SERIAL_TTY_MINORS];
+@@ -912,7 +913,7 @@ int usb_serial_probe(struct usb_interfac
+ }
+ buffer_size = serial->type->bulk_in_size;
+ if (!buffer_size)
+- 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);
+@@ -1382,3 +1383,5 @@ MODULE_LICENSE("GPL");
+
+ 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");