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authorMatteo Croce <rootkit85@yahoo.it>2010-02-28 15:20:00 +0000
committerMatteo Croce <rootkit85@yahoo.it>2010-02-28 15:20:00 +0000
commit5ddd984cff128820f07b1f8e0ac7f8c845685855 (patch)
treebead993f23911a151c0afab7c1f7f7a12bac9737 /target/linux/generic-2.6/patches-2.6.33/801-usb_serial_endpoint_size.patch
parent9fd2d20a246341b7b510de5a2de86d1f93a12887 (diff)
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kernel: add 2.6.33 patches
SVN-Revision: 19905
Diffstat (limited to 'target/linux/generic-2.6/patches-2.6.33/801-usb_serial_endpoint_size.patch')
-rw-r--r--target/linux/generic-2.6/patches-2.6.33/801-usb_serial_endpoint_size.patch25
1 files changed, 25 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.33/801-usb_serial_endpoint_size.patch b/target/linux/generic-2.6/patches-2.6.33/801-usb_serial_endpoint_size.patch
new file mode 100644
index 0000000000..e6d06456a7
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.33/801-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];
+@@ -914,7 +915,7 @@ int usb_serial_probe(struct usb_interfac
+ 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);
+@@ -1356,3 +1357,5 @@ 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");