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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.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 0f98be4450b..52d33b2a5bc 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -509,8 +509,12 @@ struct pcmcia_device *pcmcia_device_add(struct pcmcia_socket *s, unsigned int fu
p_dev->device_no = (s->device_count++);
mutex_unlock(&s->ops_mutex);
- /* max of 2 devices per card */
- if (p_dev->device_no >= 2)
+ /* max of 2 PFC devices */
+ if ((p_dev->device_no >= 2) && (function == 0))
+ goto err_free;
+
+ /* max of 4 devices overall */
+ if (p_dev->device_no >= 4)
goto err_free;
p_dev->socket = s;
@@ -971,9 +975,9 @@ static int runtime_suspend(struct device *dev)
{
int rc;
- down(&dev->sem);
+ device_lock(dev);
rc = pcmcia_dev_suspend(dev, PMSG_SUSPEND);
- up(&dev->sem);
+ device_unlock(dev);
return rc;
}
@@ -981,9 +985,9 @@ static int runtime_resume(struct device *dev)
{
int rc;
- down(&dev->sem);
+ device_lock(dev);
rc = pcmcia_dev_resume(dev);
- up(&dev->sem);
+ device_unlock(dev);
return rc;
}