iwl3945: Use iwl_txq_update_write_ptr

The iwl3945 and the iwl versions are identical.

Signed-off-by: Samuel Ortiz <samuel.ortiz@intel.com>
Acked-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index d1efdc7021b19ecd747e835f8512b2cb13afb8a4..66b7e22d7e846c4450bc8bf1590fc0796b029d6c 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -56,9 +56,6 @@
 #include "iwl-core.h"
 #include "iwl-dev.h"
 
-static int iwl3945_tx_queue_update_write_ptr(struct iwl_priv *priv,
-                                 struct iwl_tx_queue *txq);
-
 /*
  * module name, copyright, version, etc.
  */
@@ -527,7 +524,7 @@ static int iwl3945_enqueue_hcmd(struct iwl_priv *priv, struct iwl_host_cmd *cmd)
 
        /* Increment and update queue's write index */
        q->write_ptr = iwl_queue_inc_wrap(q->write_ptr, q->n_bd);
-       ret = iwl3945_tx_queue_update_write_ptr(priv, txq);
+       ret = iwl_txq_update_write_ptr(priv, txq);
 
        spin_unlock_irqrestore(&priv->hcmd_lock, flags);
        return ret ? ret : idx;
@@ -2359,7 +2356,7 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
 
        /* Tell device the write index *just past* this latest filled TFD */
        q->write_ptr = iwl_queue_inc_wrap(q->write_ptr, q->n_bd);
-       rc = iwl3945_tx_queue_update_write_ptr(priv, txq);
+       rc = iwl_txq_update_write_ptr(priv, txq);
        spin_unlock_irqrestore(&priv->lock, flags);
 
        if (rc)
@@ -2370,7 +2367,7 @@ static int iwl3945_tx_skb(struct iwl_priv *priv, struct sk_buff *skb)
                if (wait_write_ptr) {
                        spin_lock_irqsave(&priv->lock, flags);
                        txq->need_update = 1;
-                       iwl3945_tx_queue_update_write_ptr(priv, txq);
+                       iwl_txq_update_write_ptr(priv, txq);
                        spin_unlock_irqrestore(&priv->lock, flags);
                }
 
@@ -3491,52 +3488,6 @@ static void iwl3945_rx_handle(struct iwl_priv *priv)
        iwl3945_rx_queue_restock(priv);
 }
 
-/**
- * iwl3945_tx_queue_update_write_ptr - Send new write index to hardware
- */
-static int iwl3945_tx_queue_update_write_ptr(struct iwl_priv *priv,
-                                 struct iwl_tx_queue *txq)
-{
-       u32 reg = 0;
-       int rc = 0;
-       int txq_id = txq->q.id;
-
-       if (txq->need_update == 0)
-               return rc;
-
-       /* if we're trying to save power */
-       if (test_bit(STATUS_POWER_PMI, &priv->status)) {
-               /* wake up nic if it's powered down ...
-                * uCode will wake up, and interrupt us again, so next
-                * time we'll skip this part. */
-               reg = iwl_read32(priv, CSR_UCODE_DRV_GP1);
-
-               if (reg & CSR_UCODE_DRV_GP1_BIT_MAC_SLEEP) {
-                       IWL_DEBUG_INFO("Requesting wakeup, GP1 = 0x%x\n", reg);
-                       iwl_set_bit(priv, CSR_GP_CNTRL,
-                                   CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
-                       return rc;
-               }
-
-               /* restore this queue's parameters in nic hardware. */
-               rc = iwl_grab_nic_access(priv);
-               if (rc)
-                       return rc;
-               iwl_write_direct32(priv, HBUS_TARG_WRPTR,
-                                    txq->q.write_ptr | (txq_id << 8));
-               iwl_release_nic_access(priv);
-
-       /* else not in power-save mode, uCode will never sleep when we're
-        * trying to tx (during RFKILL, we're not trying to tx). */
-       } else
-               iwl_write32(priv, HBUS_TARG_WRPTR,
-                           txq->q.write_ptr | (txq_id << 8));
-
-       txq->need_update = 0;
-
-       return rc;
-}
-
 #ifdef CONFIG_IWL3945_DEBUG
 static void iwl3945_print_rx_config_cmd(struct iwl_priv *priv,
                                        struct iwl3945_rxon_cmd *rxon)
@@ -3905,12 +3856,12 @@ static void iwl3945_irq_tasklet(struct iwl_priv *priv)
        if (inta & CSR_INT_BIT_WAKEUP) {
                IWL_DEBUG_ISR("Wakeup interrupt\n");
                iwl_rx_queue_update_write_ptr(priv, &priv->rxq);
-               iwl3945_tx_queue_update_write_ptr(priv, &priv->txq[0]);
-               iwl3945_tx_queue_update_write_ptr(priv, &priv->txq[1]);
-               iwl3945_tx_queue_update_write_ptr(priv, &priv->txq[2]);
-               iwl3945_tx_queue_update_write_ptr(priv, &priv->txq[3]);
-               iwl3945_tx_queue_update_write_ptr(priv, &priv->txq[4]);
-               iwl3945_tx_queue_update_write_ptr(priv, &priv->txq[5]);
+               iwl_txq_update_write_ptr(priv, &priv->txq[0]);
+               iwl_txq_update_write_ptr(priv, &priv->txq[1]);
+               iwl_txq_update_write_ptr(priv, &priv->txq[2]);
+               iwl_txq_update_write_ptr(priv, &priv->txq[3]);
+               iwl_txq_update_write_ptr(priv, &priv->txq[4]);
+               iwl_txq_update_write_ptr(priv, &priv->txq[5]);
 
                handled |= CSR_INT_BIT_WAKEUP;
        }