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>

1 files changed, 8 insertions, 29 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c
index d745c32a7361..540c94f8505a 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);