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path: root/drivers/usb/serial/bus.c
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Diffstat (limited to 'drivers/usb/serial/bus.c')
-rw-r--r--drivers/usb/serial/bus.c37
1 files changed, 16 insertions, 21 deletions
diff --git a/drivers/usb/serial/bus.c b/drivers/usb/serial/bus.c
index 2f612c2d894b..664139afcfa9 100644
--- a/drivers/usb/serial/bus.c
+++ b/drivers/usb/serial/bus.c
@@ -18,7 +18,7 @@
18 18
19static int usb_serial_device_match (struct device *dev, struct device_driver *drv) 19static int usb_serial_device_match (struct device *dev, struct device_driver *drv)
20{ 20{
21 struct usb_serial_device_type *driver; 21 struct usb_serial_driver *driver;
22 const struct usb_serial_port *port; 22 const struct usb_serial_port *port;
23 23
24 /* 24 /*
@@ -44,7 +44,7 @@ struct bus_type usb_serial_bus_type = {
44 44
45static int usb_serial_device_probe (struct device *dev) 45static int usb_serial_device_probe (struct device *dev)
46{ 46{
47 struct usb_serial_device_type *driver; 47 struct usb_serial_driver *driver;
48 struct usb_serial_port *port; 48 struct usb_serial_port *port;
49 int retval = 0; 49 int retval = 0;
50 int minor; 50 int minor;
@@ -57,13 +57,13 @@ static int usb_serial_device_probe (struct device *dev)
57 57
58 driver = port->serial->type; 58 driver = port->serial->type;
59 if (driver->port_probe) { 59 if (driver->port_probe) {
60 if (!try_module_get(driver->owner)) { 60 if (!try_module_get(driver->driver.owner)) {
61 dev_err(dev, "module get failed, exiting\n"); 61 dev_err(dev, "module get failed, exiting\n");
62 retval = -EIO; 62 retval = -EIO;
63 goto exit; 63 goto exit;
64 } 64 }
65 retval = driver->port_probe (port); 65 retval = driver->port_probe (port);
66 module_put(driver->owner); 66 module_put(driver->driver.owner);
67 if (retval) 67 if (retval)
68 goto exit; 68 goto exit;
69 } 69 }
@@ -72,7 +72,7 @@ static int usb_serial_device_probe (struct device *dev)
72 tty_register_device (usb_serial_tty_driver, minor, dev); 72 tty_register_device (usb_serial_tty_driver, minor, dev);
73 dev_info(&port->serial->dev->dev, 73 dev_info(&port->serial->dev->dev,
74 "%s converter now attached to ttyUSB%d\n", 74 "%s converter now attached to ttyUSB%d\n",
75 driver->name, minor); 75 driver->description, minor);
76 76
77exit: 77exit:
78 return retval; 78 return retval;
@@ -80,7 +80,7 @@ exit:
80 80
81static int usb_serial_device_remove (struct device *dev) 81static int usb_serial_device_remove (struct device *dev)
82{ 82{
83 struct usb_serial_device_type *driver; 83 struct usb_serial_driver *driver;
84 struct usb_serial_port *port; 84 struct usb_serial_port *port;
85 int retval = 0; 85 int retval = 0;
86 int minor; 86 int minor;
@@ -92,43 +92,38 @@ static int usb_serial_device_remove (struct device *dev)
92 92
93 driver = port->serial->type; 93 driver = port->serial->type;
94 if (driver->port_remove) { 94 if (driver->port_remove) {
95 if (!try_module_get(driver->owner)) { 95 if (!try_module_get(driver->driver.owner)) {
96 dev_err(dev, "module get failed, exiting\n"); 96 dev_err(dev, "module get failed, exiting\n");
97 retval = -EIO; 97 retval = -EIO;
98 goto exit; 98 goto exit;
99 } 99 }
100 retval = driver->port_remove (port); 100 retval = driver->port_remove (port);
101 module_put(driver->owner); 101 module_put(driver->driver.owner);
102 } 102 }
103exit: 103exit:
104 minor = port->number; 104 minor = port->number;
105 tty_unregister_device (usb_serial_tty_driver, minor); 105 tty_unregister_device (usb_serial_tty_driver, minor);
106 dev_info(dev, "%s converter now disconnected from ttyUSB%d\n", 106 dev_info(dev, "%s converter now disconnected from ttyUSB%d\n",
107 driver->name, minor); 107 driver->description, minor);
108 108
109 return retval; 109 return retval;
110} 110}
111 111
112int usb_serial_bus_register(struct usb_serial_device_type *device) 112int usb_serial_bus_register(struct usb_serial_driver *driver)
113{ 113{
114 int retval; 114 int retval;
115 115
116 if (device->short_name) 116 driver->driver.bus = &usb_serial_bus_type;
117 device->driver.name = (char *)device->short_name; 117 driver->driver.probe = usb_serial_device_probe;
118 else 118 driver->driver.remove = usb_serial_device_remove;
119 device->driver.name = (char *)device->name;
120 device->driver.bus = &usb_serial_bus_type;
121 device->driver.probe = usb_serial_device_probe;
122 device->driver.remove = usb_serial_device_remove;
123 device->driver.owner = device->owner;
124 119
125 retval = driver_register(&device->driver); 120 retval = driver_register(&driver->driver);
126 121
127 return retval; 122 return retval;
128} 123}
129 124
130void usb_serial_bus_deregister(struct usb_serial_device_type *device) 125void usb_serial_bus_deregister(struct usb_serial_driver *driver)
131{ 126{
132 driver_unregister (&device->driver); 127 driver_unregister(&driver->driver);
133} 128}
134 129