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31 lines
1.0 KiB
Diff
31 lines
1.0 KiB
Diff
--- linux-2.4.34-old/drivers/usb/serial/usbserial.c 2007-08-27 15:32:14.000000000 +0200
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+++ linux-2.4.34-new/drivers/usb/serial/usbserial.c 2007-09-02 14:10:52.000000000 +0200
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@@ -331,6 +331,7 @@
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#ifdef CONFIG_USB_SERIAL_GENERIC
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static __u16 vendor = 0x05f9;
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static __u16 product = 0xffff;
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+static int maxSize = 0;
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static struct usb_device_id generic_device_ids[9]; /* Initially all zeroes. */
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@@ -1557,7 +1558,11 @@
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err("No free urbs available");
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goto probe_error;
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}
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+#ifdef CONFIG_USB_SERIAL_GENERIC
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+ buffer_size = (endpoint->wMaxPacketSize > maxSize) ? endpoint->wMaxPacketSize : maxSize;
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+#else
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buffer_size = endpoint->wMaxPacketSize;
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+#endif
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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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if (!port->bulk_in_buffer) {
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@@ -1945,4 +1950,7 @@
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MODULE_PARM(product, "h");
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MODULE_PARM_DESC(product, "User specified USB idProduct");
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+
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+MODULE_PARM(maxSize,"i");
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+MODULE_PARM_DESC(maxSize,"User specified USB endpoint size");
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#endif
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