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authorEugene Konev <ejka@imfi.kspu.ru>2007-10-04 02:26:27 +0000
committerEugene Konev <ejka@imfi.kspu.ru>2007-10-04 02:26:27 +0000
commit6efb8c8df8cd8ccef6866e5c1f5e8b008b1c1c3f (patch)
tree20d5f4376dfa44f938be51450650f55ab31cef3a /target/linux/generic-2.6/patches-2.6.23/801-usb_serial_endpoint_size.patch
parente12359aa29fcb7c3adc97264bcdc48b10c0472ec (diff)
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add generic 2.6.23 patches and config
SVN-Revision: 9114
Diffstat (limited to 'target/linux/generic-2.6/patches-2.6.23/801-usb_serial_endpoint_size.patch')
-rw-r--r--target/linux/generic-2.6/patches-2.6.23/801-usb_serial_endpoint_size.patch27
1 files changed, 27 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.23/801-usb_serial_endpoint_size.patch b/target/linux/generic-2.6/patches-2.6.23/801-usb_serial_endpoint_size.patch
new file mode 100644
index 0000000000..5b61c73bac
--- /dev/null
+++ b/target/linux/generic-2.6/patches-2.6.23/801-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");