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rt2800: radio 3xxx: reprogram only lower bits of RF_R3 

Synchronize code with Ralink driver:
2011_0719_RT3070_RT3370_RT5370_RT5372_Linux_STA_V2.5.0.3_DPO
(functions: RT33xx_ChipSwitchChannel() and RT30xx_ChipSwitchChannel())

Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stanislaw Gruszka 2012-01-30 16:17:56 +01:00 committed by John W. Linville
parent 5718b134b1
commit 7f4666ab3f
2 changed files with 9 additions and 1 deletions
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5
drivers/net/wireless/rt2x00/rt2800.h
View File

@ -1795,6 +1795,11 @@ struct mac_iveiv_entry {
*/
#define RFCSR2_RESCAL_EN FIELD8(0x80)
/*
* RFCSR 3:
*/
#define RFCSR3_K FIELD8(0x0f)
/*
* FRCSR 5:
*/

5
drivers/net/wireless/rt2x00/rt2800lib.c
View File

@ -1648,7 +1648,10 @@ static void rt2800_config_channel_rf3xxx(struct rt2x00_dev *rt2x00dev,
u8 rfcsr;
rt2800_rfcsr_write(rt2x00dev, 2, rf->rf1);
rt2800_rfcsr_write(rt2x00dev, 3, rf->rf3);
rt2800_rfcsr_read(rt2x00dev, 3, &rfcsr);
rt2x00_set_field8(&rfcsr, RFCSR3_K, rf->rf3);
rt2800_rfcsr_write(rt2x00dev, 3, rfcsr);
rt2800_rfcsr_read(rt2x00dev, 6, &rfcsr);
rt2x00_set_field8(&rfcsr, RFCSR6_R1, rf->rf2);