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| author | Nicolas Thill <nico@openwrt.org> | 2007-08-30 16:04:31 +0000 |
|---|---|---|
| committer | Nicolas Thill <nico@openwrt.org> | 2007-08-30 16:04:31 +0000 |
| commit | a28a3e814b7b017009814c63373bda37d7510510 (patch) | |
| tree | 152e0d480ad66075e5fab47375300de7832bcdfd /target/linux/generic-2.6 | |
| parent | 917780b301ce52c4f1e2b6143e92069d78f84a5e (diff) | |
| download | mtk-20170518-a28a3e814b7b017009814c63373bda37d7510510.zip mtk-20170518-a28a3e814b7b017009814c63373bda37d7510510.tar.gz mtk-20170518-a28a3e814b7b017009814c63373bda37d7510510.tar.bz2 | |
add high-speed usb serial fix from Junxion (closes: #2274)
SVN-Revision: 8549
Diffstat (limited to 'target/linux/generic-2.6')
| -rw-r--r-- | target/linux/generic-2.6/patches-2.6.22/601-usb_serial_endpoint_size.patch | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.22/601-usb_serial_endpoint_size.patch b/target/linux/generic-2.6/patches-2.6.22/601-usb_serial_endpoint_size.patch new file mode 100644 index 0000000..220eaa7 --- /dev/null +++ b/target/linux/generic-2.6/patches-2.6.22/601-usb_serial_endpoint_size.patch @@ -0,0 +1,25 @@ +--- linux-2.6.22.4-old/drivers/usb/serial/usb-serial.c 2007-08-21 06:33:06.000000000 +0200 ++++ linux-2.6.22.4-new/drivers/usb/serial/usb-serial.c 2007-08-26 15:43:11.000000000 +0200 +@@ -56,6 +56,7 @@ + drivers depend on it. + */ + ++static ushort maxSize = 0; + static int debug; + static struct usb_serial *serial_table[SERIAL_TTY_MINORS]; /* initially all NULL */ + static spinlock_t table_lock; +@@ -864,7 +865,7 @@ + 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); +@@ -1245,3 +1246,5 @@ + + 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"); |