From: Gertjan van Wingerde <gwingerde@gmail.com>
Date: Sun, 16 Sep 2012 20:29:53 +0000 (+0200)
Subject: rt2x00: Clean up RFCSR1 programming in rt2800_config_channel_rf3xxx.
X-Git-Tag: v3.7-rc1~145^2~31^2^2~33
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=7ad630352216c5f4f2750978f661bc9c748423cc;p=~emulex%2Finfiniband.git

rt2x00: Clean up RFCSR1 programming in rt2800_config_channel_rf3xxx.

Setting of the individual fields of the RF register can be simplified.

Signed-off-by: Gertjan van Wingerde <gwingerde@gmail.com>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index d745c32a736..540c94f8505 100644
--- a/drivers/net/wireless/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/rt2x00/rt2800lib.c
@@ -1763,36 +1763,15 @@ static void rt2800_config_channel_rf3xxx(struct rt2x00_dev *rt2x00dev,
 
 	rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
 	rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0);
+	rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD,
+			  rt2x00dev->default_ant.rx_chain_num <= 1);
+	rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD,
+			  rt2x00dev->default_ant.rx_chain_num <= 2);
 	rt2x00_set_field8(&rfcsr, RFCSR1_TX0_PD, 0);
-	if (rt2x00_rt(rt2x00dev, RT3390)) {
-		rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD,
-				  rt2x00dev->default_ant.rx_chain_num == 1);
-		rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD,
-				  rt2x00dev->default_ant.tx_chain_num == 1);
-	} else {
-		rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 0);
-		rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 0);
-		rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 0);
-		rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 0);
-
-		switch (rt2x00dev->default_ant.tx_chain_num) {
-		case 1:
-			rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD, 1);
-			/* fall through */
-		case 2:
-			rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD, 1);
-			break;
-		}
-
-		switch (rt2x00dev->default_ant.rx_chain_num) {
-		case 1:
-			rt2x00_set_field8(&rfcsr, RFCSR1_RX1_PD, 1);
-			/* fall through */
-		case 2:
-			rt2x00_set_field8(&rfcsr, RFCSR1_RX2_PD, 1);
-			break;
-		}
-	}
+	rt2x00_set_field8(&rfcsr, RFCSR1_TX1_PD,
+			  rt2x00dev->default_ant.tx_chain_num <= 1);
+	rt2x00_set_field8(&rfcsr, RFCSR1_TX2_PD,
+			  rt2x00dev->default_ant.tx_chain_num <= 2);
 	rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
 
 	rt2800_rfcsr_read(rt2x00dev, 30, &rfcsr);