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[PATCH] pcmcia: remove old detach mechanism
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Remove the old "detach" mechanism as it is unused now.

Signed-off-by: Dominik Brodowski <[email protected]>
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Dominik Brodowski committed Jan 5, 2006
1 parent cc3b486 commit f399071
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Showing 3 changed files with 17 additions and 62 deletions.
77 changes: 17 additions & 60 deletions drivers/pcmcia/ds.c
Original file line number Diff line number Diff line change
Expand Up @@ -402,43 +402,29 @@ static int pcmcia_device_remove(struct device * dev)
/* detach the "instance" */
p_dev = to_pcmcia_dev(dev);
p_drv = to_pcmcia_drv(dev->driver);
if (!p_drv)
return 0;

/* the likely, new path */
if (p_drv && p_drv->remove) {
if (p_drv->remove)
p_drv->remove(p_dev);

/* check for proper unloading */
if (p_dev->state & (CLIENT_IRQ_REQ|CLIENT_IO_REQ|CLIENT_CONFIG_LOCKED))
printk(KERN_INFO "pcmcia: driver %s did not release config properly\n",
p_drv->drv.name);

for (i = 0; i < MAX_WIN; i++)
if (p_dev->state & CLIENT_WIN_REQ(i))
printk(KERN_INFO "pcmcia: driver %s did not release windows properly\n",
p_drv->drv.name);

/* undo pcmcia_register_client */
p_dev->state = CLIENT_UNBOUND;
pcmcia_put_dev(p_dev);

/* references from pcmcia_probe_device */
pcmcia_put_dev(p_dev);
module_put(p_drv->owner);
/* check for proper unloading */
if (p_dev->state & (CLIENT_IRQ_REQ|CLIENT_IO_REQ|CLIENT_CONFIG_LOCKED))
printk(KERN_INFO "pcmcia: driver %s did not release config properly\n",
p_drv->drv.name);

return 0;
}
for (i = 0; i < MAX_WIN; i++)
if (p_dev->state & CLIENT_WIN_REQ(i))
printk(KERN_INFO "pcmcia: driver %s did not release windows properly\n",
p_drv->drv.name);

/* old path */
if (p_drv) {
if ((p_drv->detach) && (p_dev->instance)) {
printk(KERN_INFO "pcmcia: using deprecated detach mechanism. Fix the driver!\n");
/* undo pcmcia_register_client */
p_dev->state = CLIENT_UNBOUND;
pcmcia_put_dev(p_dev);

p_drv->detach(p_dev->instance);
/* from pcmcia_probe_device */
put_device(&p_dev->dev);
}
module_put(p_drv->owner);
}
/* references from pcmcia_probe_device */
pcmcia_put_dev(p_dev);
module_put(p_drv->owner);

return 0;
}
Expand Down Expand Up @@ -1234,35 +1220,6 @@ int pcmcia_register_client(struct pcmcia_device **handle, client_reg_t *req)
EXPORT_SYMBOL(pcmcia_register_client);


int pcmcia_deregister_client(struct pcmcia_device *p_dev)
{
struct pcmcia_socket *s;
int i;

s = p_dev->socket;
ds_dbg(1, "deregister_client(%p)\n", p_dev);

if (p_dev->state & (CLIENT_IRQ_REQ|CLIENT_IO_REQ|CLIENT_CONFIG_LOCKED))
goto warn_out;
for (i = 0; i < MAX_WIN; i++)
if (p_dev->state & CLIENT_WIN_REQ(i))
goto warn_out;

if (p_dev->state & CLIENT_STALE) {
p_dev->state &= ~CLIENT_STALE;
pcmcia_put_dev(p_dev);
} else {
p_dev->state = CLIENT_UNBOUND;
}

return CS_SUCCESS;
warn_out:
printk(KERN_WARNING "ds: deregister_client was called too early.\n");
return CS_IN_USE;
} /* deregister_client */
EXPORT_SYMBOL(pcmcia_deregister_client);


static struct pcmcia_callback pcmcia_bus_callback = {
.owner = THIS_MODULE,
.event = ds_event,
Expand Down
1 change: 0 additions & 1 deletion include/pcmcia/cs.h
Original file line number Diff line number Diff line change
Expand Up @@ -382,7 +382,6 @@ enum service {
struct pcmcia_socket;

int pcmcia_access_configuration_register(struct pcmcia_device *p_dev, conf_reg_t *reg);
int pcmcia_deregister_client(struct pcmcia_device *p_dev);
int pcmcia_get_configuration_info(struct pcmcia_device *p_dev, config_info_t *config);
int pcmcia_get_first_window(window_handle_t *win, win_req_t *req);
int pcmcia_get_next_window(window_handle_t *win, win_req_t *req);
Expand Down
1 change: 0 additions & 1 deletion include/pcmcia/ds.h
Original file line number Diff line number Diff line change
Expand Up @@ -136,7 +136,6 @@ struct pcmcia_driver {
dev_link_t *(*attach)(void);
int (*event) (event_t event, int priority,
event_callback_args_t *);
void (*detach)(dev_link_t *);

void (*remove) (struct pcmcia_device *dev);

Expand Down

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