diff options
| author | Stanislaw Gruszka <sgruszka@redhat.com> | 2012-01-30 16:17:59 +0100 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-02-06 20:50:39 +0100 |
| commit | f1f12f9894c48dc8284762bc71e4a3ed5caf546f (patch) | |
| tree | 0a99b1340bce34450b8cc8761275119efb37ad83 /drivers/net/wireless/rt2x00/rt2800lib.c | |
| parent | rt2800: radio 3xxx: add channel switch calibration routines (diff) | |
| download | linux-f1f12f9894c48dc8284762bc71e4a3ed5caf546f.tar.xz linux-f1f12f9894c48dc8284762bc71e4a3ed5caf546f.zip | |
rt2800: radio 3xxxx: channel switch RX/TX calibration fixes
Synchronize code with Ralink driver:
2011_0719_RT3070_RT3370_RT5370_RT5372_Linux_STA_V2.5.0.3_DPO
Based on functions:
RT30xx_ChipSwitchChannel
RT33xx_ChipSwitchChannel
NICInitRT3370RFRegisters
and defines from:
include/chip/rt33xx.h
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>
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2800lib.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2800lib.c | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 0076bc7a9b36..c326e7b1c374 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -1645,7 +1645,7 @@ static void rt2800_config_channel_rf3xxx(struct rt2x00_dev *rt2x00dev, struct rf_channel *rf, struct channel_info *info) { - u8 rfcsr; + u8 rfcsr, calib_tx, calib_rx; rt2800_rfcsr_write(rt2x00dev, 2, rf->rf1); @@ -1710,8 +1710,21 @@ static void rt2800_config_channel_rf3xxx(struct rt2x00_dev *rt2x00dev, rt2x00_set_field8(&rfcsr, RFCSR23_FREQ_OFFSET, rt2x00dev->freq_offset); rt2800_rfcsr_write(rt2x00dev, 23, rfcsr); - rt2800_rfcsr_write(rt2x00dev, 24, - rt2x00dev->calibration[conf_is_ht40(conf)]); + if (rt2x00_rt(rt2x00dev, RT3390)) { + calib_tx = conf_is_ht40(conf) ? 0x68 : 0x4f; + calib_rx = conf_is_ht40(conf) ? 0x6f : 0x4f; + } else { + calib_tx = rt2x00dev->calibration[conf_is_ht40(conf)]; + calib_rx = rt2x00dev->calibration[conf_is_ht40(conf)]; + } + + rt2800_rfcsr_read(rt2x00dev, 24, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR24_TX_CALIB, calib_tx); + rt2800_rfcsr_write(rt2x00dev, 24, rfcsr); + + rt2800_rfcsr_read(rt2x00dev, 31, &rfcsr); + rt2x00_set_field8(&rfcsr, RFCSR31_RX_CALIB, calib_rx); + rt2800_rfcsr_write(rt2x00dev, 31, rfcsr); rt2800_rfcsr_read(rt2x00dev, 7, &rfcsr); rt2x00_set_field8(&rfcsr, RFCSR7_RF_TUNING, 1); |