Revert "iwlwifi: fix time interval misuse in iwl_poll_{direct_}bit"

This reverts commit eedd69e.

Author: linvjw

drivers/net/wireless/iwlwifi/iwl-3945-io.h

@@ -93,7 +93,7 @@ static inline int _iwl3945_poll_bit(struct iwl3945_priv *priv, u32 addr,
 	do {
 		if ((_iwl3945_read32(priv, addr) & mask) == (bits & mask))
 			return i;
-		udelay(10);
+		mdelay(10);
 		i += 10;
 	} while (i < timeout);
 
@@ -276,7 +276,7 @@ static inline int _iwl3945_poll_direct_bit(struct iwl3945_priv *priv,
 	do {
 		if ((_iwl3945_read_direct32(priv, addr) & mask) == mask)
 			return i;
-		udelay(10);
+		mdelay(10);
 		i += 10;
 	} while (i < timeout);
 

drivers/net/wireless/iwlwifi/iwl-io.h

@@ -95,7 +95,7 @@ static inline int _iwl_poll_bit(struct iwl_priv *priv, u32 addr,
 	do {
 		if ((_iwl_read32(priv, addr) & mask) == (bits & mask))
 			return i;
-		udelay(10);
+		mdelay(10);
 		i += 10;
 	} while (i < timeout);
 
@@ -277,7 +277,7 @@ static inline int _iwl_poll_direct_bit(struct iwl_priv *priv,
 	do {
 		if ((_iwl_read_direct32(priv, addr) & mask) == mask)
 			return i;
-		udelay(10);
+		mdelay(10);
 		i += 10;
 	} while (i < timeout);
 

drivers/net/wireless/iwlwifi/iwl-tx.c

@@ -628,7 +628,7 @@ void iwl_txq_ctx_stop(struct iwl_priv *priv)
 		iwl_write_direct32(priv, FH_TCSR_CHNL_TX_CONFIG_REG(ch), 0x0);
 		iwl_poll_direct_bit(priv, FH_TSSR_TX_STATUS_REG,
 				    FH_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(ch),
-				    1000);
+				    200);
 	}
 	iwl_release_nic_access(priv);
 	spin_unlock_irqrestore(&priv->lock, flags);