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libertas: kill adapter->nr_cmd_pending 

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
David Woodhouse 2007-12-08 00:35:00 +00:00 committed by David S. Miller
parent 99c893f34a
commit ac47246e24
5 changed files with 5 additions and 14 deletions
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6
drivers/net/wireless/libertas/cmd.c
View File

@ -1009,10 +1009,9 @@ void lbs_queue_cmd(struct lbs_adapter *adapter,
spin_lock_irqsave(&adapter->driver_lock, flags);
if (addtail) {
if (addtail)
list_add_tail(&cmdnode->list, &adapter->cmdpendingq);
adapter->nr_cmd_pending++;
} else
else
list_add(&cmdnode->list, &adapter->cmdpendingq);
spin_unlock_irqrestore(&adapter->driver_lock, flags);
@ -1078,7 +1077,6 @@ static int DownloadcommandToStation(struct lbs_private *priv,
spin_lock_irqsave(&adapter->driver_lock, flags);
adapter->cur_cmd_retcode = ret;
__lbs_cleanup_and_insert_cmd(priv, adapter->cur_cmd);
adapter->nr_cmd_pending--;
adapter->cur_cmd = NULL;
spin_unlock_irqrestore(&adapter->driver_lock, flags);
goto done;

5
drivers/net/wireless/libertas/cmdresp.c
View File

@ -791,7 +791,6 @@ int lbs_process_rx_command(struct lbs_private *priv)
lbs_deb_host("invalid response!\n");
adapter->cur_cmd_retcode = -1;
__lbs_cleanup_and_insert_cmd(priv, adapter->cur_cmd);
adapter->nr_cmd_pending--;
adapter->cur_cmd = NULL;
spin_unlock_irqrestore(&adapter->driver_lock, flags);
ret = -1;
@ -848,7 +847,6 @@ int lbs_process_rx_command(struct lbs_private *priv)
}
__lbs_cleanup_and_insert_cmd(priv, adapter->cur_cmd);
adapter->nr_cmd_pending--;
adapter->cur_cmd = NULL;
spin_unlock_irqrestore(&adapter->driver_lock, flags);
@ -872,7 +870,6 @@ int lbs_process_rx_command(struct lbs_private *priv)
}
__lbs_cleanup_and_insert_cmd(priv, adapter->cur_cmd);
adapter->nr_cmd_pending--;
adapter->cur_cmd = NULL;
spin_unlock_irqrestore(&adapter->driver_lock, flags);
@ -892,8 +889,6 @@ int lbs_process_rx_command(struct lbs_private *priv)
if (adapter->cur_cmd) {
/* Clean up and Put current command back to cmdfreeq */
__lbs_cleanup_and_insert_cmd(priv, adapter->cur_cmd);
adapter->nr_cmd_pending--;
WARN_ON(adapter->nr_cmd_pending > 128);
adapter->cur_cmd = NULL;
}
spin_unlock_irqrestore(&adapter->driver_lock, flags);

3
drivers/net/wireless/libertas/debugfs.c
View File

@ -322,7 +322,8 @@ static ssize_t lbs_setuserscan(struct file *file,
lbs_scan_networks(priv, scan_cfg, 1);
wait_event_interruptible(priv->adapter->cmd_pending,
priv->adapter->surpriseremoved || !priv->adapter->nr_cmd_pending);
priv->adapter->surpriseremoved ||
(!priv->adapter->cur_cmd && list_empty(&priv->adapter->cmdpendingq)));
if (priv->adapter->surpriseremoved)
goto out_scan_cfg;

1
drivers/net/wireless/libertas/dev.h
View File

@ -231,7 +231,6 @@ struct lbs_adapter {
struct list_head cmdpendingq;
wait_queue_head_t cmd_pending;
u8 nr_cmd_pending;
/* command related variables protected by adapter->driver_lock */
/** Async and Sync Event variables */

4
drivers/net/wireless/libertas/main.c
View File

@ -929,14 +929,13 @@ static int lbs_thread(void *data)
/* Wake-up command waiters which can't sleep in
* lbs_prepare_and_send_command
*/
if (!adapter->nr_cmd_pending)
if (!list_empty(&adapter->cmdpendingq))
wake_up_all(&adapter->cmd_pending);
lbs_tx_runqueue(priv);
}
del_timer(&adapter->command_timer);
adapter->nr_cmd_pending = 0;
wake_up_all(&adapter->cmd_pending);
lbs_deb_leave(LBS_DEB_THREAD);
@ -1105,7 +1104,6 @@ static int lbs_init_adapter(struct lbs_private *priv)
spin_lock_init(&adapter->driver_lock);
init_waitqueue_head(&adapter->cmd_pending);
adapter->nr_cmd_pending = 0;
/* Allocate the command buffers */
if (lbs_allocate_cmd_buffer(priv)) {