diff options
| author | Tomas Winkler <tomas.winkler@intel.com> | 2008-05-29 16:35:01 +0800 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2008-06-03 15:00:22 -0400 |
| commit | b3bbacb78bc688707ac312158c5bbc6bbbb55b23 (patch) | |
| tree | fa57d2349a629c6a565c4f57d349d58e2363540d /drivers/net/wireless/iwlwifi/iwl-rx.c | |
| parent | da1bc4539f9b10dc30ac1750fbaaf5afae4b3446 (diff) | |
iwlwifi: move iwl_rxq_stop into iwl-rx.c
This patch moves iwl_rxq_stop into iwl-rx.c.
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-rx.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-rx.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c index a2eb90d40b7..ed63e5c76f3 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-rx.c @@ -420,3 +420,29 @@ int iwl_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq) 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); + ret = iwl_poll_direct_bit(priv, FH_MEM_RSSR_RX_STATUS_REG, + (1 << 24), 1000); + if (ret < 0) + IWL_ERROR("Can't stop Rx DMA.\n"); + + iwl_release_nic_access(priv); + spin_unlock_irqrestore(&priv->lock, flags); + + return 0; +} +EXPORT_SYMBOL(iwl_rxq_stop); + |