diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-rx.c')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-rx.c | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c index 73739cfd804..7a432829e79 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-rx.c @@ -145,13 +145,7 @@ int iwl_rx_queue_update_write_ptr(struct iwl_priv *priv, struct iwl_rx_queue *q) goto exit_unlock; } - ret = iwl_grab_nic_access(priv); - if (ret) - goto exit_unlock; - - /* Device expects a multiple of 8 */ iwl_write_direct32(priv, rx_wrt_ptr_reg, q->write & ~0x7); - iwl_release_nic_access(priv); /* Else device is assumed to be awake */ } else { @@ -403,19 +397,10 @@ EXPORT_SYMBOL(iwl_rx_queue_reset); int iwl_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq) { - int ret; - unsigned long flags; u32 rb_size; const u32 rfdnlog = RX_QUEUE_SIZE_LOG; /* 256 RBDs */ const u32 rb_timeout = 0; /* FIXME: RX_RB_TIMEOUT why this stalls RX */ - spin_lock_irqsave(&priv->lock, flags); - ret = iwl_grab_nic_access(priv); - if (ret) { - spin_unlock_irqrestore(&priv->lock, flags); - return ret; - } - if (priv->cfg->mod_params->amsdu_size_8K) rb_size = FH_RCSR_RX_CONFIG_REG_VAL_RB_SIZE_8K; else @@ -452,35 +437,19 @@ int iwl_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq) (rb_timeout << FH_RCSR_RX_CONFIG_REG_IRQ_RBTH_POS)| (rfdnlog << FH_RCSR_RX_CONFIG_RBDCB_SIZE_POS)); - iwl_release_nic_access(priv); - iwl_write32(priv, CSR_INT_COALESCING, 0x40); - spin_unlock_irqrestore(&priv->lock, flags); - return 0; } int iwl_rxq_stop(struct iwl_priv *priv) { - int ret; - unsigned long flags; - - spin_lock_irqsave(&priv->lock, flags); - ret = iwl_grab_nic_access(priv); - if (unlikely(ret)) { - spin_unlock_irqrestore(&priv->lock, flags); - return ret; - } /* stop Rx DMA */ iwl_write_direct32(priv, FH_MEM_RCSR_CHNL0_CONFIG_REG, 0); iwl_poll_direct_bit(priv, FH_MEM_RSSR_RX_STATUS_REG, FH_RSSR_CHNL0_RX_STATUS_CHNL_IDLE, 1000); - iwl_release_nic_access(priv); - spin_unlock_irqrestore(&priv->lock, flags); - return 0; } EXPORT_SYMBOL(iwl_rxq_stop); |