mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-07-16 19:32:14 +03:00
95316451cb
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@14450 3c298f89-4303-0410-b956-a3cf2f4a3e73
26 lines
1.0 KiB
Diff
26 lines
1.0 KiB
Diff
--- a/drivers/usb/serial/usb-serial.c
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+++ b/drivers/usb/serial/usb-serial.c
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@@ -58,6 +58,7 @@ static struct usb_driver usb_serial_driv
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drivers depend on it.
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*/
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+static ushort maxSize = 0;
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static int debug;
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static struct usb_serial *serial_table[SERIAL_TTY_MINORS]; /* initially all NULL */
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static DEFINE_MUTEX(table_lock);
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@@ -894,7 +895,7 @@ int usb_serial_probe(struct usb_interfac
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dev_err(&interface->dev, "No free urbs available\n");
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goto probe_error;
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}
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- buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
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+ buffer_size = (endpoint->wMaxPacketSize > maxSize) ? endpoint->wMaxPacketSize : maxSize;
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port->bulk_in_size = buffer_size;
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port->bulk_in_endpointAddress = endpoint->bEndpointAddress;
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port->bulk_in_buffer = kmalloc (buffer_size, GFP_KERNEL);
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@@ -1306,3 +1307,5 @@ MODULE_LICENSE("GPL");
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module_param(debug, bool, S_IRUGO | S_IWUSR);
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MODULE_PARM_DESC(debug, "Debug enabled or not");
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+module_param(maxSize, ushort,0);
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+MODULE_PARM_DESC(maxSize,"User specified USB endpoint size");
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