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path: root/drivers/net/wireless/iwlwifi/iwl-4965.c
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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-4965.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-4965.c60
1 files changed, 25 insertions, 35 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index 080fc54db151..c5864903f5ef 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -579,39 +579,6 @@ static void iwl4965_nic_config(struct iwl_priv *priv)
spin_unlock_irqrestore(&priv->lock, flags);
}
-int iwl4965_hw_nic_stop_master(struct iwl_priv *priv)
-{
- int rc = 0;
- u32 reg_val;
- unsigned long flags;
-
- spin_lock_irqsave(&priv->lock, flags);
-
- /* set stop master bit */
- iwl_set_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_STOP_MASTER);
-
- reg_val = iwl_read32(priv, CSR_GP_CNTRL);
-
- if (CSR_GP_CNTRL_REG_FLAG_MAC_POWER_SAVE ==
- (reg_val & CSR_GP_CNTRL_REG_MSK_POWER_SAVE_TYPE))
- IWL_DEBUG_INFO("Card in power save, master is already "
- "stopped\n");
- else {
- rc = iwl_poll_bit(priv, CSR_RESET,
- CSR_RESET_REG_FLAG_MASTER_DISABLED,
- CSR_RESET_REG_FLAG_MASTER_DISABLED, 100);
- if (rc < 0) {
- spin_unlock_irqrestore(&priv->lock, flags);
- return rc;
- }
- }
-
- spin_unlock_irqrestore(&priv->lock, flags);
- IWL_DEBUG_INFO("stop master\n");
-
- return rc;
-}
-
/**
* iwl4965_hw_txq_ctx_stop - Stop all Tx DMA channels, free Tx queue memory
*/
@@ -642,11 +609,34 @@ void iwl4965_hw_txq_ctx_stop(struct iwl_priv *priv)
iwl_hw_txq_ctx_free(priv);
}
+static int iwl4965_apm_stop_master(struct iwl_priv *priv)
+{
+ int ret = 0;
+ unsigned long flags;
+
+ spin_lock_irqsave(&priv->lock, flags);
+
+ /* set stop master bit */
+ iwl_set_bit(priv, CSR_RESET, CSR_RESET_REG_FLAG_STOP_MASTER);
+
+ ret = iwl_poll_bit(priv, CSR_RESET,
+ CSR_RESET_REG_FLAG_MASTER_DISABLED,
+ CSR_RESET_REG_FLAG_MASTER_DISABLED, 100);
+ if (ret < 0)
+ goto out;
+
+out:
+ spin_unlock_irqrestore(&priv->lock, flags);
+ IWL_DEBUG_INFO("stop master\n");
+
+ return ret;
+}
+
static void iwl4965_apm_stop(struct iwl_priv *priv)
{
unsigned long flags;
- iwl4965_hw_nic_stop_master(priv);
+ iwl4965_apm_stop_master(priv);
spin_lock_irqsave(&priv->lock, flags);
@@ -663,7 +653,7 @@ static int iwl4965_apm_reset(struct iwl_priv *priv)
int ret = 0;
unsigned long flags;
- iwl4965_hw_nic_stop_master(priv);
+ iwl4965_apm_stop_master(priv);
spin_lock_irqsave(&priv->lock, flags);
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