diff options
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.patch | 27 |
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 0000000..5b61c73 --- /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"); |