Commit 4f3602c8 authored by Samuel Ortiz's avatar Samuel Ortiz Committed by John W. Linville
Browse files

iwl3945: Use iwl_txq_update_write_ptr



The iwl3945 and the iwl versions are identical.
Signed-off-by: default avatarSamuel Ortiz <samuel.ortiz@intel.com>
Acked-by: default avatarTomas Winkler <tomas.winkler@intel.com>
Signed-off-by: default avatarReinette Chatre <reinette.chatre@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 638d0eb9
......@@ -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;
}
......
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