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path: root/drivers/pcmcia/ds.c
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Diffstat (limited to 'drivers/pcmcia/ds.c')
-rw-r--r--drivers/pcmcia/ds.c40
1 files changed, 22 insertions, 18 deletions
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 0a424a4e8187..bb96ce1db08c 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -352,11 +352,20 @@ static void pcmcia_release_dev(struct device *dev)
352 kfree(p_dev); 352 kfree(p_dev);
353} 353}
354 354
355static void pcmcia_add_pseudo_device(struct pcmcia_socket *s)
356{
357 if (!s->pcmcia_state.device_add_pending) {
358 s->pcmcia_state.device_add_pending = 1;
359 schedule_work(&s->device_add);
360 }
361 return;
362}
355 363
356static int pcmcia_device_probe(struct device * dev) 364static int pcmcia_device_probe(struct device * dev)
357{ 365{
358 struct pcmcia_device *p_dev; 366 struct pcmcia_device *p_dev;
359 struct pcmcia_driver *p_drv; 367 struct pcmcia_driver *p_drv;
368 struct pcmcia_device_id *did;
360 struct pcmcia_socket *s; 369 struct pcmcia_socket *s;
361 int ret = 0; 370 int ret = 0;
362 371
@@ -392,6 +401,19 @@ static int pcmcia_device_probe(struct device * dev)
392 } 401 }
393 402
394 ret = p_drv->probe(p_dev); 403 ret = p_drv->probe(p_dev);
404 if (ret)
405 goto put_module;
406
407 /* handle pseudo multifunction devices:
408 * there are at most two pseudo multifunction devices.
409 * if we're matching against the first, schedule a
410 * call which will then check whether there are two
411 * pseudo devices, and if not, add the second one.
412 */
413 did = (struct pcmcia_device_id *) p_dev->dev.driver_data;
414 if (did && (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) &&
415 (p_dev->socket->device_count == 1) && (p_dev->device_no == 0))
416 pcmcia_add_pseudo_device(p_dev->socket);
395 417
396 put_module: 418 put_module:
397 if (ret) 419 if (ret)
@@ -660,15 +682,6 @@ static void pcmcia_delayed_add_pseudo_device(void *data)
660 s->pcmcia_state.device_add_pending = 0; 682 s->pcmcia_state.device_add_pending = 0;
661} 683}
662 684
663static inline void pcmcia_add_pseudo_device(struct pcmcia_socket *s)
664{
665 if (!s->pcmcia_state.device_add_pending) {
666 s->pcmcia_state.device_add_pending = 1;
667 schedule_work(&s->device_add);
668 }
669 return;
670}
671
672static int pcmcia_requery(struct device *dev, void * _data) 685static int pcmcia_requery(struct device *dev, void * _data)
673{ 686{
674 struct pcmcia_device *p_dev = to_pcmcia_dev(dev); 687 struct pcmcia_device *p_dev = to_pcmcia_dev(dev);
@@ -755,15 +768,6 @@ static inline int pcmcia_devmatch(struct pcmcia_device *dev,
755 } 768 }
756 769
757 if (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) { 770 if (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) {
758 /* handle pseudo multifunction devices:
759 * there are at most two pseudo multifunction devices.
760 * if we're matching against the first, schedule a
761 * call which will then check whether there are two
762 * pseudo devices, and if not, add the second one.
763 */
764 if (dev->device_no == 0)
765 pcmcia_add_pseudo_device(dev->socket);
766
767 if (dev->device_no != did->device_no) 771 if (dev->device_no != did->device_no)
768 return 0; 772 return 0;
769 } 773 }