@@ -3443,20 +3443,13 @@ void __devexit iwl_remove(struct iwl_priv * priv)
priv->mac80211_registered = 0;
}
- /* Reset to low power before unloading driver. */
- iwl_apm_stop(priv);
-
iwl_tt_exit(priv);
- /* make sure we flush any pending irq or
- * tasklet for the driver */
- iwl_trans_disable_sync_irq(trans(priv));
+ /*This will stop the queues, move the device to low power state */
+ iwl_trans_stop_device(trans(priv));
iwl_dealloc_ucode(priv);
- iwl_trans_rx_free(trans(priv));
- iwl_trans_tx_free(trans(priv));
-
iwl_eeprom_free(priv);
/*netif_stop_queue(dev); */
@@ -555,7 +555,7 @@ static int iwl_trans_tx_alloc(struct iwl_trans *trans)
return 0;
error:
- iwl_trans_tx_free(trans);
+ iwl_trans_pcie_tx_free(trans);
return ret;
}
@@ -603,7 +603,7 @@ static int iwl_tx_init(struct iwl_trans *trans)
error:
/*Upon error, free only if we allocated something */
if (alloc)
- iwl_trans_tx_free(trans);
+ iwl_trans_pcie_tx_free(trans);
return ret;
}
@@ -958,13 +958,28 @@ static int iwl_trans_tx_stop(struct iwl_trans *trans)
return 0;
}
+static void iwl_trans_pcie_disable_sync_irq(struct iwl_trans *trans)
+{
+ unsigned long flags;
+ struct iwl_trans_pcie *trans_pcie =
+ IWL_TRANS_GET_PCIE_TRANS(trans);
+
+ spin_lock_irqsave(&trans->shrd->lock, flags);
+ iwl_disable_interrupts(trans);
+ spin_unlock_irqrestore(&trans->shrd->lock, flags);
+
+ /* wait to make sure we flush pending tasklet*/
+ synchronize_irq(bus(trans)->irq);
+ tasklet_kill(&trans_pcie->irq_tasklet);
+}
+
static void iwl_trans_pcie_stop_device(struct iwl_trans *trans)
{
/* stop and reset the on-board processor */
iwl_write32(bus(trans), CSR_RESET, CSR_RESET_REG_FLAG_NEVO_RESET);
/* tell the device to stop sending interrupts */
- iwl_trans_disable_sync_irq(trans);
+ iwl_trans_pcie_disable_sync_irq(trans);
/* device going down, Stop using ICT table */
iwl_disable_ict(trans);
@@ -1208,23 +1223,10 @@ static void iwl_trans_pcie_reclaim(struct iwl_trans *trans, int txq_id,
}
}
-static void iwl_trans_pcie_disable_sync_irq(struct iwl_trans *trans)
-{
- unsigned long flags;
- struct iwl_trans_pcie *trans_pcie =
- IWL_TRANS_GET_PCIE_TRANS(trans);
-
- spin_lock_irqsave(&trans->shrd->lock, flags);
- iwl_disable_interrupts(trans);
- spin_unlock_irqrestore(&trans->shrd->lock, flags);
-
- /* wait to make sure we flush pending tasklet*/
- synchronize_irq(bus(trans)->irq);
- tasklet_kill(&trans_pcie->irq_tasklet);
-}
-
static void iwl_trans_pcie_free(struct iwl_trans *trans)
{
+ iwl_trans_pcie_tx_free(trans);
+ iwl_trans_pcie_rx_free(trans);
free_irq(bus(trans)->irq, trans);
iwl_free_isr_ict(trans);
trans->shrd->trans = NULL;
@@ -1860,9 +1862,6 @@ const struct iwl_trans_ops trans_ops_pcie = {
.tx_start = iwl_trans_pcie_tx_start,
- .rx_free = iwl_trans_pcie_rx_free,
- .tx_free = iwl_trans_pcie_tx_free,
-
.send_cmd = iwl_trans_pcie_send_cmd,
.send_cmd_pdu = iwl_trans_pcie_send_cmd_pdu,
@@ -1875,7 +1874,6 @@ const struct iwl_trans_ops trans_ops_pcie = {
.kick_nic = iwl_trans_pcie_kick_nic,
- .disable_sync_irq = iwl_trans_pcie_disable_sync_irq,
.free = iwl_trans_pcie_free,
.dbgfs_register = iwl_trans_pcie_dbgfs_register,
@@ -88,8 +88,6 @@ struct iwl_shared;
* @tx_start: starts and configures all the Tx fifo - usually done once the fw
* is alive.
* @stop_device:stops the whole device (embedded CPU put to reset)
- * @rx_free: frees the rx memory
- * @tx_free: frees the tx memory
* @send_cmd:send a host command
* @send_cmd_pdu:send a host command: flags can be CMD_*
* @get_tx_cmd: returns a pointer to a new Tx cmd for the upper layer use
@@ -99,9 +97,6 @@ struct iwl_shared;
* ready and a successful ADDBA response has been received.
* @txq_agg_disable: de-configure a Tx queue to send AMPDUs
* @kick_nic: remove the RESET from the embedded CPU and let it run
- * @disable_sync_irq: Disable and sync: after this handler returns, it is
- * guaranteed that all the ISR / tasklet etc... have finished running
- * and the transport layer shall not pass any Rx.
* @free: release all the ressource for the transport layer itself such as
* irq, tasklet etc...
* @dbgfs_register: add the dbgfs files under this directory. Files will be
@@ -117,8 +112,6 @@ struct iwl_trans_ops {
int (*prepare_card_hw)(struct iwl_trans *trans);
void (*stop_device)(struct iwl_trans *trans);
void (*tx_start)(struct iwl_trans *trans);
- void (*tx_free)(struct iwl_trans *trans);
- void (*rx_free)(struct iwl_trans *trans);
int (*send_cmd)(struct iwl_trans *trans, struct iwl_host_cmd *cmd);
@@ -138,7 +131,6 @@ struct iwl_trans_ops {
void (*kick_nic)(struct iwl_trans *trans);
- void (*disable_sync_irq)(struct iwl_trans *trans);
void (*free)(struct iwl_trans *trans);
int (*dbgfs_register)(struct iwl_trans *trans, struct dentry* dir);
@@ -187,16 +179,6 @@ static inline void iwl_trans_tx_start(struct iwl_trans *trans)
trans->ops->tx_start(trans);
}
-static inline void iwl_trans_rx_free(struct iwl_trans *trans)
-{
- trans->ops->rx_free(trans);
-}
-
-static inline void iwl_trans_tx_free(struct iwl_trans *trans)
-{
- trans->ops->tx_free(trans);
-}
-
static inline int iwl_trans_send_cmd(struct iwl_trans *trans,
struct iwl_host_cmd *cmd)
{
@@ -247,11 +229,6 @@ static inline void iwl_trans_kick_nic(struct iwl_trans *trans)
trans->ops->kick_nic(trans);
}
-static inline void iwl_trans_disable_sync_irq(struct iwl_trans *trans)
-{
- trans->ops->disable_sync_irq(trans);
-}
-
static inline void iwl_trans_free(struct iwl_trans *trans)
{
trans->ops->free(trans);