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-rw-r--r--drivers/usb/serial/metro-usb.c78
1 files changed, 44 insertions, 34 deletions
diff --git a/drivers/usb/serial/metro-usb.c b/drivers/usb/serial/metro-usb.c
index 6b7d2779148c..6e1622f2a297 100644
--- a/drivers/usb/serial/metro-usb.c
+++ b/drivers/usb/serial/metro-usb.c
@@ -66,7 +66,7 @@ static void metrousb_read_int_callback(struct urb *urb)
66 int result = 0; 66 int result = 0;
67 unsigned long flags = 0; 67 unsigned long flags = 0;
68 68
69 dbg("METRO-USB - %s - port number=%d", __FUNCTION__, port->number); 69 dev_dbg(&port->dev, "%s\n", __func__);
70 70
71 switch (urb->status) { 71 switch (urb->status) {
72 case 0: 72 case 0:
@@ -76,12 +76,14 @@ static void metrousb_read_int_callback(struct urb *urb)
76 case -ENOENT: 76 case -ENOENT:
77 case -ESHUTDOWN: 77 case -ESHUTDOWN:
78 /* urb has been terminated. */ 78 /* urb has been terminated. */
79 dbg("METRO-USB - %s - urb shutting down, port number=%d, error code=%d", 79 dev_dbg(&port->dev,
80 __FUNCTION__, port->number, result); 80 "%s - urb shutting down, error code=%d\n",
81 __func__, result);
81 return; 82 return;
82 default: 83 default:
83 dbg("METRO-USB - %s - non-zero urb received, port number=%d, error code=%d", 84 dev_dbg(&port->dev,
84 __FUNCTION__, port->number, result); 85 "%s - non-zero urb received, error code=%d\n",
86 __func__, result);
85 goto exit; 87 goto exit;
86 } 88 }
87 89
@@ -89,7 +91,8 @@ static void metrousb_read_int_callback(struct urb *urb)
89 /* Set the data read from the usb port into the serial port buffer. */ 91 /* Set the data read from the usb port into the serial port buffer. */
90 tty = tty_port_tty_get(&port->port); 92 tty = tty_port_tty_get(&port->port);
91 if (!tty) { 93 if (!tty) {
92 dbg("%s - bad tty pointer - exiting", __func__); 94 dev_dbg(&port->dev, "%s - bad tty pointer - exiting\n",
95 __func__);
93 return; 96 return;
94 } 97 }
95 98
@@ -117,25 +120,25 @@ static void metrousb_read_int_callback(struct urb *urb)
117 120
118 result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC); 121 result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC);
119 122
120 if (result) { 123 if (result)
121 dbg("METRO-USB - %s - failed submitting interrupt in urb for port number=%d, error code=%d", 124 dev_dbg(&port->dev,
122 __FUNCTION__, port->number, result); 125 "%s - failed submitting interrupt in urb, error code=%d\n",
123 } 126 __func__, result);
124 } 127 }
125 return; 128 return;
126 129
127exit: 130exit:
128 /* Try to resubmit the urb. */ 131 /* Try to resubmit the urb. */
129 result = usb_submit_urb(urb, GFP_ATOMIC); 132 result = usb_submit_urb(urb, GFP_ATOMIC);
130 if (result) { 133 if (result)
131 dbg("METRO-USB - %s - failed submitting interrupt in urb for port number=%d, error code=%d", 134 dev_dbg(&port->dev,
132 __FUNCTION__, port->number, result); 135 "%s - failed submitting interrupt in urb, error code=%d\n",
133 } 136 __func__, result);
134} 137}
135 138
136static void metrousb_cleanup(struct usb_serial_port *port) 139static void metrousb_cleanup(struct usb_serial_port *port)
137{ 140{
138 dbg("METRO-USB - %s - port number=%d", __FUNCTION__, port->number); 141 dev_dbg(&port->dev, "%s\n", __func__);
139 142
140 if (port->serial->dev) { 143 if (port->serial->dev) {
141 /* Shutdown any interrupt in urbs. */ 144 /* Shutdown any interrupt in urbs. */
@@ -153,11 +156,12 @@ static int metrousb_open(struct tty_struct *tty, struct usb_serial_port *port)
153 unsigned long flags = 0; 156 unsigned long flags = 0;
154 int result = 0; 157 int result = 0;
155 158
156 dbg("METRO-USB - %s - port number=%d", __FUNCTION__, port->number); 159 dev_dbg(&port->dev, "%s\n", __func__);
157 160
158 /* Make sure the urb is initialized. */ 161 /* Make sure the urb is initialized. */
159 if (!port->interrupt_in_urb) { 162 if (!port->interrupt_in_urb) {
160 dbg("METRO-USB - %s - interrupt urb not initialized for port number=%d", __FUNCTION__, port->number); 163 dev_dbg(&port->dev, "%s - interrupt urb not initialized\n",
164 __func__);
161 return -ENODEV; 165 return -ENODEV;
162 } 166 }
163 167
@@ -187,12 +191,13 @@ static int metrousb_open(struct tty_struct *tty, struct usb_serial_port *port)
187 result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL); 191 result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
188 192
189 if (result) { 193 if (result) {
190 dbg("METRO-USB - %s - failed submitting interrupt in urb for port number=%d, error code=%d" 194 dev_dbg(&port->dev,
191 , __FUNCTION__, port->number, result); 195 "%s - failed submitting interrupt in urb, error code=%d\n",
196 __func__, result);
192 goto exit; 197 goto exit;
193 } 198 }
194 199
195 dbg("METRO-USB - %s - port open for port number=%d", __FUNCTION__, port->number); 200 dev_dbg(&port->dev, "%s - port open\n", __func__);
196exit: 201exit:
197 return result; 202 return result;
198} 203}
@@ -202,7 +207,8 @@ static int metrousb_set_modem_ctrl(struct usb_serial *serial, unsigned int contr
202 int retval = 0; 207 int retval = 0;
203 unsigned char mcr = METROUSB_MCR_NONE; 208 unsigned char mcr = METROUSB_MCR_NONE;
204 209
205 dbg("METRO-USB - %s - control state=%d", __FUNCTION__, control_state); 210 dev_dbg(&serial->dev->dev, "%s - control state = %d\n",
211 __func__, control_state);
206 212
207 /* Set the modem control value. */ 213 /* Set the modem control value. */
208 if (control_state & TIOCM_DTR) 214 if (control_state & TIOCM_DTR)
@@ -215,7 +221,9 @@ static int metrousb_set_modem_ctrl(struct usb_serial *serial, unsigned int contr
215 METROUSB_SET_REQUEST_TYPE, METROUSB_SET_MODEM_CTRL_REQUEST, 221 METROUSB_SET_REQUEST_TYPE, METROUSB_SET_MODEM_CTRL_REQUEST,
216 control_state, 0, NULL, 0, WDR_TIMEOUT); 222 control_state, 0, NULL, 0, WDR_TIMEOUT);
217 if (retval < 0) 223 if (retval < 0)
218 dbg("METRO-USB - %s - set modem ctrl=0x%x failed, error code=%d", __FUNCTION__, mcr, retval); 224 dev_dbg(&serial->dev->dev,
225 "%s - set modem ctrl=0x%x failed, error code=%d\n",
226 __func__, mcr, retval);
219 227
220 return retval; 228 return retval;
221} 229}
@@ -224,7 +232,7 @@ static void metrousb_shutdown(struct usb_serial *serial)
224{ 232{
225 int i = 0; 233 int i = 0;
226 234
227 dbg("METRO-USB - %s", __FUNCTION__); 235 dev_dbg(&serial->dev->dev, "%s\n", __func__);
228 236
229 /* Stop reading and writing on all ports. */ 237 /* Stop reading and writing on all ports. */
230 for (i = 0; i < serial->num_ports; ++i) { 238 for (i = 0; i < serial->num_ports; ++i) {
@@ -235,7 +243,8 @@ static void metrousb_shutdown(struct usb_serial *serial)
235 kfree(usb_get_serial_port_data(serial->port[i])); 243 kfree(usb_get_serial_port_data(serial->port[i]));
236 usb_set_serial_port_data(serial->port[i], NULL); 244 usb_set_serial_port_data(serial->port[i], NULL);
237 245
238 dbg("METRO-USB - %s - freed port number=%d", __FUNCTION__, serial->port[i]->number); 246 dev_dbg(&serial->dev->dev, "%s - freed port number=%d\n",
247 __func__, serial->port[i]->number);
239 } 248 }
240} 249}
241 250
@@ -245,7 +254,7 @@ static int metrousb_startup(struct usb_serial *serial)
245 struct usb_serial_port *port; 254 struct usb_serial_port *port;
246 int i = 0; 255 int i = 0;
247 256
248 dbg("METRO-USB - %s", __FUNCTION__); 257 dev_dbg(&serial->dev->dev, "%s\n", __func__);
249 258
250 /* Loop through the serial ports setting up the private structures. 259 /* Loop through the serial ports setting up the private structures.
251 * Currently we only use one port. */ 260 * Currently we only use one port. */
@@ -261,7 +270,8 @@ static int metrousb_startup(struct usb_serial *serial)
261 spin_lock_init(&metro_priv->lock); 270 spin_lock_init(&metro_priv->lock);
262 usb_set_serial_port_data(port, metro_priv); 271 usb_set_serial_port_data(port, metro_priv);
263 272
264 dbg("METRO-USB - %s - port number=%d.", __FUNCTION__, port->number); 273 dev_dbg(&serial->dev->dev, "%s - port number=%d\n ",
274 __func__, port->number);
265 } 275 }
266 276
267 return 0; 277 return 0;
@@ -273,7 +283,7 @@ static void metrousb_throttle(struct tty_struct *tty)
273 struct metrousb_private *metro_priv = usb_get_serial_port_data(port); 283 struct metrousb_private *metro_priv = usb_get_serial_port_data(port);
274 unsigned long flags = 0; 284 unsigned long flags = 0;
275 285
276 dbg("METRO-USB - %s - port number=%d", __FUNCTION__, port->number); 286 dev_dbg(tty->dev, "%s\n", __func__);
277 287
278 /* Set the private information for the port to stop reading data. */ 288 /* Set the private information for the port to stop reading data. */
279 spin_lock_irqsave(&metro_priv->lock, flags); 289 spin_lock_irqsave(&metro_priv->lock, flags);
@@ -288,7 +298,7 @@ static int metrousb_tiocmget(struct tty_struct *tty)
288 struct metrousb_private *metro_priv = usb_get_serial_port_data(port); 298 struct metrousb_private *metro_priv = usb_get_serial_port_data(port);
289 unsigned long flags = 0; 299 unsigned long flags = 0;
290 300
291 dbg("METRO-USB - %s - port number=%d", __FUNCTION__, port->number); 301 dev_dbg(tty->dev, "%s\n", __func__);
292 302
293 spin_lock_irqsave(&metro_priv->lock, flags); 303 spin_lock_irqsave(&metro_priv->lock, flags);
294 control_state = metro_priv->control_state; 304 control_state = metro_priv->control_state;
@@ -306,7 +316,7 @@ static int metrousb_tiocmset(struct tty_struct *tty,
306 unsigned long flags = 0; 316 unsigned long flags = 0;
307 unsigned long control_state = 0; 317 unsigned long control_state = 0;
308 318
309 dbg("METRO-USB - %s - port number=%d, set=%d, clear=%d", __FUNCTION__, port->number, set, clear); 319 dev_dbg(tty->dev, "%s - set=%d, clear=%d\n", __func__, set, clear);
310 320
311 spin_lock_irqsave(&metro_priv->lock, flags); 321 spin_lock_irqsave(&metro_priv->lock, flags);
312 control_state = metro_priv->control_state; 322 control_state = metro_priv->control_state;
@@ -333,7 +343,7 @@ static void metrousb_unthrottle(struct tty_struct *tty)
333 unsigned long flags = 0; 343 unsigned long flags = 0;
334 int result = 0; 344 int result = 0;
335 345
336 dbg("METRO-USB - %s - port number=%d", __FUNCTION__, port->number); 346 dev_dbg(tty->dev, "%s\n", __func__);
337 347
338 /* Set the private information for the port to resume reading data. */ 348 /* Set the private information for the port to resume reading data. */
339 spin_lock_irqsave(&metro_priv->lock, flags); 349 spin_lock_irqsave(&metro_priv->lock, flags);
@@ -343,10 +353,10 @@ static void metrousb_unthrottle(struct tty_struct *tty)
343 /* Submit the urb to read from the port. */ 353 /* Submit the urb to read from the port. */
344 port->interrupt_in_urb->dev = port->serial->dev; 354 port->interrupt_in_urb->dev = port->serial->dev;
345 result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC); 355 result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC);
346 if (result) { 356 if (result)
347 dbg("METRO-USB - %s - failed submitting interrupt in urb for port number=%d, error code=%d", 357 dev_dbg(tty->dev,
348 __FUNCTION__, port->number, result); 358 "failed submitting interrupt in urb error code=%d\n",
349 } 359 result);
350} 360}
351 361
352static struct usb_driver metrousb_driver = { 362static struct usb_driver metrousb_driver = {