openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

rt2800: radio 3xxx: program RF_R1 during channel switch 

Synchronize code with Ralink driver:
2011_0719_RT3070_RT3370_RT5370_RT5372_Linux_STA_V2.5.0.3_DPO
Based on functions:
RT33xx_ChipSwitchChannel
RT30xx_ChipSwitchChannel
RT33xx_Init

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stanislaw Gruszka 2012-01-30 16:17:57 +01:00 committed by John W. Linville
parent 7f4666ab3f
commit e3bab19762
1 changed files with 34 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
drivers/net/wireless/rt2x00/rt2800lib.c
View File

@ -1665,6 +1665,40 @@ static void rt2800_config_channel_rf3xxx(struct rt2x00_dev *rt2x00dev,
rt2x00_set_field8(&rfcsr, RFCSR13_TX_POWER, info->default_power2);
rt2800_rfcsr_write(rt2x00dev, 13, rfcsr);
rt2800_rfcsr_read(rt2x00dev, 1, &rfcsr);
rt2x00_set_field8(&rfcsr, RFCSR1_RX0_PD, 0);
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;
}
}
rt2800_rfcsr_write(rt2x00dev, 1, rfcsr);
rt2800_rfcsr_read(rt2x00dev, 23, &rfcsr);
rt2x00_set_field8(&rfcsr, RFCSR23_FREQ_OFFSET, rt2x00dev->freq_offset);
rt2800_rfcsr_write(rt2x00dev, 23, rfcsr);