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path: root/drivers/usb/serial/generic.c
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Diffstat (limited to 'drivers/usb/serial/generic.c')
-rw-r--r--drivers/usb/serial/generic.c44
1 files changed, 22 insertions, 22 deletions
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 5b0952054dec..2078667db4aa 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -118,7 +118,7 @@ int usb_serial_generic_open (struct usb_serial_port *port, struct file *filp)
118 int result = 0; 118 int result = 0;
119 unsigned long flags; 119 unsigned long flags;
120 120
121 dbg("%s - port %d", __FUNCTION__, port->number); 121 dbg("%s - port %d", __func__, port->number);
122 122
123 /* force low_latency on so that our tty_push actually forces the data through, 123 /* force low_latency on so that our tty_push actually forces the data through,
124 otherwise it is scheduled, and with high data rates (like with OHCI) data 124 otherwise it is scheduled, and with high data rates (like with OHCI) data
@@ -145,7 +145,7 @@ int usb_serial_generic_open (struct usb_serial_port *port, struct file *filp)
145 port); 145 port);
146 result = usb_submit_urb(port->read_urb, GFP_KERNEL); 146 result = usb_submit_urb(port->read_urb, GFP_KERNEL);
147 if (result) 147 if (result)
148 dev_err(&port->dev, "%s - failed resubmitting read urb, error %d\n", __FUNCTION__, result); 148 dev_err(&port->dev, "%s - failed resubmitting read urb, error %d\n", __func__, result);
149 } 149 }
150 150
151 return result; 151 return result;
@@ -156,7 +156,7 @@ static void generic_cleanup (struct usb_serial_port *port)
156{ 156{
157 struct usb_serial *serial = port->serial; 157 struct usb_serial *serial = port->serial;
158 158
159 dbg("%s - port %d", __FUNCTION__, port->number); 159 dbg("%s - port %d", __func__, port->number);
160 160
161 if (serial->dev) { 161 if (serial->dev) {
162 /* shutdown any bulk reads that might be going on */ 162 /* shutdown any bulk reads that might be going on */
@@ -194,7 +194,7 @@ int usb_serial_generic_resume(struct usb_serial *serial)
194 194
195void usb_serial_generic_close (struct usb_serial_port *port, struct file * filp) 195void usb_serial_generic_close (struct usb_serial_port *port, struct file * filp)
196{ 196{
197 dbg("%s - port %d", __FUNCTION__, port->number); 197 dbg("%s - port %d", __func__, port->number);
198 generic_cleanup (port); 198 generic_cleanup (port);
199} 199}
200 200
@@ -204,10 +204,10 @@ int usb_serial_generic_write(struct usb_serial_port *port, const unsigned char *
204 int result; 204 int result;
205 unsigned char *data; 205 unsigned char *data;
206 206
207 dbg("%s - port %d", __FUNCTION__, port->number); 207 dbg("%s - port %d", __func__, port->number);
208 208
209 if (count == 0) { 209 if (count == 0) {
210 dbg("%s - write request of 0 bytes", __FUNCTION__); 210 dbg("%s - write request of 0 bytes", __func__);
211 return (0); 211 return (0);
212 } 212 }
213 213
@@ -217,7 +217,7 @@ int usb_serial_generic_write(struct usb_serial_port *port, const unsigned char *
217 spin_lock_irqsave(&port->lock, flags); 217 spin_lock_irqsave(&port->lock, flags);
218 if (port->write_urb_busy) { 218 if (port->write_urb_busy) {
219 spin_unlock_irqrestore(&port->lock, flags); 219 spin_unlock_irqrestore(&port->lock, flags);
220 dbg("%s - already writing", __FUNCTION__); 220 dbg("%s - already writing", __func__);
221 return 0; 221 return 0;
222 } 222 }
223 port->write_urb_busy = 1; 223 port->write_urb_busy = 1;
@@ -227,7 +227,7 @@ int usb_serial_generic_write(struct usb_serial_port *port, const unsigned char *
227 227
228 memcpy (port->write_urb->transfer_buffer, buf, count); 228 memcpy (port->write_urb->transfer_buffer, buf, count);
229 data = port->write_urb->transfer_buffer; 229 data = port->write_urb->transfer_buffer;
230 usb_serial_debug_data(debug, &port->dev, __FUNCTION__, count, data); 230 usb_serial_debug_data(debug, &port->dev, __func__, count, data);
231 231
232 /* set up our urb */ 232 /* set up our urb */
233 usb_fill_bulk_urb (port->write_urb, serial->dev, 233 usb_fill_bulk_urb (port->write_urb, serial->dev,
@@ -242,7 +242,7 @@ int usb_serial_generic_write(struct usb_serial_port *port, const unsigned char *
242 port->write_urb_busy = 1; 242 port->write_urb_busy = 1;
243 result = usb_submit_urb(port->write_urb, GFP_ATOMIC); 243 result = usb_submit_urb(port->write_urb, GFP_ATOMIC);
244 if (result) { 244 if (result) {
245 dev_err(&port->dev, "%s - failed submitting write urb, error %d\n", __FUNCTION__, result); 245 dev_err(&port->dev, "%s - failed submitting write urb, error %d\n", __func__, result);
246 /* don't have to grab the lock here, as we will retry if != 0 */ 246 /* don't have to grab the lock here, as we will retry if != 0 */
247 port->write_urb_busy = 0; 247 port->write_urb_busy = 0;
248 } else 248 } else
@@ -260,14 +260,14 @@ int usb_serial_generic_write_room (struct usb_serial_port *port)
260 struct usb_serial *serial = port->serial; 260 struct usb_serial *serial = port->serial;
261 int room = 0; 261 int room = 0;
262 262
263 dbg("%s - port %d", __FUNCTION__, port->number); 263 dbg("%s - port %d", __func__, port->number);
264 264
265 if (serial->num_bulk_out) { 265 if (serial->num_bulk_out) {
266 if (!(port->write_urb_busy)) 266 if (!(port->write_urb_busy))
267 room = port->bulk_out_size; 267 room = port->bulk_out_size;
268 } 268 }
269 269
270 dbg("%s - returns %d", __FUNCTION__, room); 270 dbg("%s - returns %d", __func__, room);
271 return (room); 271 return (room);
272} 272}
273 273
@@ -276,14 +276,14 @@ int usb_serial_generic_chars_in_buffer (struct usb_serial_port *port)
276 struct usb_serial *serial = port->serial; 276 struct usb_serial *serial = port->serial;
277 int chars = 0; 277 int chars = 0;
278 278
279 dbg("%s - port %d", __FUNCTION__, port->number); 279 dbg("%s - port %d", __func__, port->number);
280 280
281 if (serial->num_bulk_out) { 281 if (serial->num_bulk_out) {
282 if (port->write_urb_busy) 282 if (port->write_urb_busy)
283 chars = port->write_urb->transfer_buffer_length; 283 chars = port->write_urb->transfer_buffer_length;
284 } 284 }
285 285
286 dbg("%s - returns %d", __FUNCTION__, chars); 286 dbg("%s - returns %d", __func__, chars);
287 return (chars); 287 return (chars);
288} 288}
289 289
@@ -305,7 +305,7 @@ static void resubmit_read_urb(struct usb_serial_port *port, gfp_t mem_flags)
305 usb_serial_generic_read_bulk_callback), port); 305 usb_serial_generic_read_bulk_callback), port);
306 result = usb_submit_urb(urb, mem_flags); 306 result = usb_submit_urb(urb, mem_flags);
307 if (result) 307 if (result)
308 dev_err(&port->dev, "%s - failed resubmitting read urb, error %d\n", __FUNCTION__, result); 308 dev_err(&port->dev, "%s - failed resubmitting read urb, error %d\n", __func__, result);
309} 309}
310 310
311/* Push data to tty layer and resubmit the bulk read URB */ 311/* Push data to tty layer and resubmit the bulk read URB */
@@ -334,15 +334,15 @@ void usb_serial_generic_read_bulk_callback (struct urb *urb)
334 int status = urb->status; 334 int status = urb->status;
335 unsigned long flags; 335 unsigned long flags;
336 336
337 dbg("%s - port %d", __FUNCTION__, port->number); 337 dbg("%s - port %d", __func__, port->number);
338 338
339 if (unlikely(status != 0)) { 339 if (unlikely(status != 0)) {
340 dbg("%s - nonzero read bulk status received: %d", 340 dbg("%s - nonzero read bulk status received: %d",
341 __FUNCTION__, status); 341 __func__, status);
342 return; 342 return;
343 } 343 }
344 344
345 usb_serial_debug_data(debug, &port->dev, __FUNCTION__, urb->actual_length, data); 345 usb_serial_debug_data(debug, &port->dev, __func__, urb->actual_length, data);
346 346
347 /* Throttle the device if requested by tty */ 347 /* Throttle the device if requested by tty */
348 spin_lock_irqsave(&port->lock, flags); 348 spin_lock_irqsave(&port->lock, flags);
@@ -360,12 +360,12 @@ void usb_serial_generic_write_bulk_callback (struct urb *urb)
360 struct usb_serial_port *port = (struct usb_serial_port *)urb->context; 360 struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
361 int status = urb->status; 361 int status = urb->status;
362 362
363 dbg("%s - port %d", __FUNCTION__, port->number); 363 dbg("%s - port %d", __func__, port->number);
364 364
365 port->write_urb_busy = 0; 365 port->write_urb_busy = 0;
366 if (status) { 366 if (status) {
367 dbg("%s - nonzero write bulk status received: %d", 367 dbg("%s - nonzero write bulk status received: %d",
368 __FUNCTION__, status); 368 __func__, status);
369 return; 369 return;
370 } 370 }
371 371
@@ -377,7 +377,7 @@ void usb_serial_generic_throttle (struct usb_serial_port *port)
377{ 377{
378 unsigned long flags; 378 unsigned long flags;
379 379
380 dbg("%s - port %d", __FUNCTION__, port->number); 380 dbg("%s - port %d", __func__, port->number);
381 381
382 /* Set the throttle request flag. It will be picked up 382 /* Set the throttle request flag. It will be picked up
383 * by usb_serial_generic_read_bulk_callback(). */ 383 * by usb_serial_generic_read_bulk_callback(). */
@@ -391,7 +391,7 @@ void usb_serial_generic_unthrottle (struct usb_serial_port *port)
391 int was_throttled; 391 int was_throttled;
392 unsigned long flags; 392 unsigned long flags;
393 393
394 dbg("%s - port %d", __FUNCTION__, port->number); 394 dbg("%s - port %d", __func__, port->number);
395 395
396 /* Clear the throttle flags */ 396 /* Clear the throttle flags */
397 spin_lock_irqsave(&port->lock, flags); 397 spin_lock_irqsave(&port->lock, flags);
@@ -409,7 +409,7 @@ void usb_serial_generic_shutdown (struct usb_serial *serial)
409{ 409{
410 int i; 410 int i;
411 411
412 dbg("%s", __FUNCTION__); 412 dbg("%s", __func__);
413 413
414 /* stop reads and writes on all ports */ 414 /* stop reads and writes on all ports */
415 for (i=0; i < serial->num_ports; ++i) { 415 for (i=0; i < serial->num_ports; ++i) {