iwlagn: add an API for RX stop
Rx stop moves to transport layer.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
index 90d366e..25a592a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c
@@ -905,17 +905,6 @@
iwlagn_rx_queue_restock(priv);
}
-int iwlagn_rxq_stop(struct iwl_priv *priv)
-{
-
- /* 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);
-
- return 0;
-}
-
int iwlagn_hwrate_to_mac80211_idx(u32 rate_n_flags, enum ieee80211_band band)
{
int idx = 0;
@@ -2321,13 +2310,14 @@
* already dead.
*/
if (test_bit(STATUS_DEVICE_ENABLED, &priv->status)) {
- iwlagn_txq_ctx_stop(priv);
- iwlagn_rxq_stop(priv);
+ iwlagn_txq_ctx_stop(priv);
+ priv->trans.ops->rx_stop(priv);
- /* Power-down device's busmaster DMA clocks */
- iwl_write_prph(priv, APMG_CLK_DIS_REG, APMG_CLK_VAL_DMA_CLK_RQT);
- udelay(5);
- }
+ /* Power-down device's busmaster DMA clocks */
+ iwl_write_prph(priv, APMG_CLK_DIS_REG,
+ APMG_CLK_VAL_DMA_CLK_RQT);
+ udelay(5);
+ }
/* Make sure (redundant) we've released our request to stay awake */
iwl_clear_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);