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authorTilman Schmidt <tilman@imap.cc>2006-04-10 22:55:07 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-04-11 06:18:49 -0700
commitb1d47464c947f08125dc4ac4a2321ced9e2fed29 (patch)
tree6a977f4335c5a2ab734779fb52565c81eb61bb1b /drivers/isdn/gigaset
parent784d5858aac58c06608def862d73ae9a32f5ee23 (diff)
downloadop-kernel-dev-b1d47464c947f08125dc4ac4a2321ced9e2fed29.zip
op-kernel-dev-b1d47464c947f08125dc4ac4a2321ced9e2fed29.tar.gz
[PATCH] isdn4linux: Siemens Gigaset drivers: sysfs usage
With Hansjoerg Lipp <hjlipp@web.de> Correct the way the Gigaset drivers create their sysfs entries. Signed-off-by: Hansjoerg Lipp <hjlipp@web.de> Signed-off-by: Tilman Schmidt <tilman@imap.cc> Cc: Karsten Keil <kkeil@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/isdn/gigaset')
-rw-r--r--drivers/isdn/gigaset/bas-gigaset.c20
-rw-r--r--drivers/isdn/gigaset/common.c6
-rw-r--r--drivers/isdn/gigaset/gigaset.h4
-rw-r--r--drivers/isdn/gigaset/proc.c16
-rw-r--r--drivers/isdn/gigaset/usb-gigaset.c23
5 files changed, 35 insertions, 34 deletions
diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index 580831d..1cf48cf 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c
@@ -2217,7 +2217,7 @@ static int gigaset_probe(struct usb_interface *interface,
usb_get_dev(udev);
ucs->udev = udev;
ucs->interface = interface;
- cs->dev = &udev->dev;
+ cs->dev = &interface->dev;
/* allocate URBs:
* - one for the interrupt pipe
@@ -2289,14 +2289,13 @@ static int gigaset_probe(struct usb_interface *interface,
/* tell common part that the device is ready */
if (startmode == SM_LOCKED)
atomic_set(&cs->mstate, MS_LOCKED);
- if (!gigaset_start(cs))
- goto error;
/* save address of controller structure */
usb_set_intfdata(interface, cs);
- /* set up device sysfs */
- gigaset_init_dev_sysfs(interface);
+ if (!gigaset_start(cs))
+ goto error;
+
return 0;
error:
@@ -2313,23 +2312,24 @@ static void gigaset_disconnect(struct usb_interface *interface)
struct cardstate *cs;
struct bas_cardstate *ucs;
- /* clear device sysfs */
- gigaset_free_dev_sysfs(interface);
-
cs = usb_get_intfdata(interface);
- usb_set_intfdata(interface, NULL);
IFNULLRET(cs);
ucs = cs->hw.bas;
IFNULLRET(ucs);
- dev_info(cs->dev, "disconnecting GigaSet base");
+ dev_info(cs->dev, "disconnecting Gigaset base\n");
gigaset_stop(cs);
freeurbs(cs);
+ usb_set_intfdata(interface, NULL);
kfree(ucs->rcvbuf);
ucs->rcvbuf = NULL;
ucs->rcvbuf_size = 0;
atomic_set(&ucs->basstate, 0);
+ usb_put_dev(ucs->udev);
+ ucs->interface = NULL;
+ ucs->udev = NULL;
+ cs->dev = NULL;
gigaset_unassign(cs);
}
diff --git a/drivers/isdn/gigaset/common.c b/drivers/isdn/gigaset/common.c
index fb5cf70..2ea4976 100644
--- a/drivers/isdn/gigaset/common.c
+++ b/drivers/isdn/gigaset/common.c
@@ -833,6 +833,9 @@ int gigaset_start(struct cardstate *cs)
wait_event(cs->waitqueue, !cs->waiting);
+ /* set up device sysfs */
+ gigaset_init_dev_sysfs(cs);
+
up(&cs->sem);
return 1;
@@ -882,6 +885,9 @@ void gigaset_stop(struct cardstate *cs)
{
down(&cs->sem);
+ /* clear device sysfs */
+ gigaset_free_dev_sysfs(cs);
+
atomic_set(&cs->connected, 0);
cs->waiting = 1;
diff --git a/drivers/isdn/gigaset/gigaset.h b/drivers/isdn/gigaset/gigaset.h
index d77588d..0445757 100644
--- a/drivers/isdn/gigaset/gigaset.h
+++ b/drivers/isdn/gigaset/gigaset.h
@@ -778,8 +778,8 @@ void gigaset_handle_modem_response(struct cardstate *cs);
*/
/* initialize sysfs for device */
-void gigaset_init_dev_sysfs(struct usb_interface *interface);
-void gigaset_free_dev_sysfs(struct usb_interface *interface);
+void gigaset_init_dev_sysfs(struct cardstate *cs);
+void gigaset_free_dev_sysfs(struct cardstate *cs);
/* ===========================================================================
* Functions implemented in common.c/gigaset.h
diff --git a/drivers/isdn/gigaset/proc.c b/drivers/isdn/gigaset/proc.c
index 695495a..912fed6 100644
--- a/drivers/isdn/gigaset/proc.c
+++ b/drivers/isdn/gigaset/proc.c
@@ -19,16 +19,14 @@
static ssize_t show_cidmode(struct device *dev, struct device_attribute *attr,
char *buf)
{
- struct usb_interface *intf = to_usb_interface(dev);
- struct cardstate *cs = usb_get_intfdata(intf);
+ struct cardstate *cs = dev_get_drvdata(dev);
return sprintf(buf, "%d\n", atomic_read(&cs->cidmode));
}
static ssize_t set_cidmode(struct device *dev, struct device_attribute *attr,
const char *buf, size_t count)
{
- struct usb_interface *intf = to_usb_interface(dev);
- struct cardstate *cs = usb_get_intfdata(intf);
+ struct cardstate *cs = dev_get_drvdata(dev);
long int value;
char *end;
@@ -63,17 +61,15 @@ static ssize_t set_cidmode(struct device *dev, struct device_attribute *attr,
static DEVICE_ATTR(cidmode, S_IRUGO|S_IWUSR, show_cidmode, set_cidmode);
/* free sysfs for device */
-void gigaset_free_dev_sysfs(struct usb_interface *interface)
+void gigaset_free_dev_sysfs(struct cardstate *cs)
{
gig_dbg(DEBUG_INIT, "removing sysfs entries");
- device_remove_file(&interface->dev, &dev_attr_cidmode);
+ device_remove_file(cs->dev, &dev_attr_cidmode);
}
-EXPORT_SYMBOL_GPL(gigaset_free_dev_sysfs);
/* initialize sysfs for device */
-void gigaset_init_dev_sysfs(struct usb_interface *interface)
+void gigaset_init_dev_sysfs(struct cardstate *cs)
{
gig_dbg(DEBUG_INIT, "setting up sysfs");
- device_create_file(&interface->dev, &dev_attr_cidmode);
+ device_create_file(cs->dev, &dev_attr_cidmode);
}
-EXPORT_SYMBOL_GPL(gigaset_init_dev_sysfs);
diff --git a/drivers/isdn/gigaset/usb-gigaset.c b/drivers/isdn/gigaset/usb-gigaset.c
index f09d821..a977dd5 100644
--- a/drivers/isdn/gigaset/usb-gigaset.c
+++ b/drivers/isdn/gigaset/usb-gigaset.c
@@ -748,7 +748,10 @@ static int gigaset_probe(struct usb_interface *interface,
usb_get_dev(udev);
ucs->udev = udev;
ucs->interface = interface;
- cs->dev = &udev->dev;
+ cs->dev = &interface->dev;
+
+ /* save address of controller structure */
+ usb_set_intfdata(interface, cs); // dev_set_drvdata(&interface->dev, cs);
endpoint = &hostif->endpoint[0].desc;
@@ -805,17 +808,12 @@ static int gigaset_probe(struct usb_interface *interface,
/* tell common part that the device is ready */
if (startmode == SM_LOCKED)
atomic_set(&cs->mstate, MS_LOCKED);
+
if (!gigaset_start(cs)) {
tasklet_kill(&cs->write_tasklet);
retval = -ENODEV; //FIXME
goto error;
}
-
- /* save address of controller structure */
- usb_set_intfdata(interface, cs);
-
- /* set up device sysfs */
- gigaset_init_dev_sysfs(interface);
return 0;
error:
@@ -827,6 +825,7 @@ error:
kfree(cs->inbuf[0].rcvbuf);
if (ucs->read_urb != NULL)
usb_free_urb(ucs->read_urb);
+ usb_set_intfdata(interface, NULL);
ucs->read_urb = ucs->bulk_out_urb = NULL;
cs->inbuf[0].rcvbuf = ucs->bulk_out_buffer = NULL;
usb_put_dev(ucs->udev);
@@ -845,16 +844,12 @@ static void gigaset_disconnect(struct usb_interface *interface)
struct usb_cardstate *ucs;
cs = usb_get_intfdata(interface);
-
- /* clear device sysfs */
- gigaset_free_dev_sysfs(interface);
-
- usb_set_intfdata(interface, NULL);
ucs = cs->hw.usb;
usb_kill_urb(ucs->read_urb);
gigaset_stop(cs);
+ usb_set_intfdata(interface, NULL);
tasklet_kill(&cs->write_tasklet);
usb_kill_urb(ucs->bulk_out_urb); /* FIXME: only if active? */
@@ -868,6 +863,10 @@ static void gigaset_disconnect(struct usb_interface *interface)
ucs->read_urb = ucs->bulk_out_urb = NULL;
cs->inbuf[0].rcvbuf = ucs->bulk_out_buffer = NULL;
+ usb_put_dev(ucs->udev);
+ ucs->interface = NULL;
+ ucs->udev = NULL;
+ cs->dev = NULL;
gigaset_unassign(cs);
}
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