1 --- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
2 +++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
3 @@ -8618,6 +8618,70 @@ static void rt2800_r_calibration(struct
4 rt2800_register_write(rt2x00dev, PWR_PIN_CFG, MAC_PWR_PIN_CFG);
7 +static void rt2800_rxdcoc_calibration(struct rt2x00_dev *rt2x00dev)
10 + u32 macvalue = 0, macvalue1 = 0;
11 + u8 saverfb0r2, saverfb5r4, saverfb7r4, rfvalue;
14 + saverfb0r2 = rt2800_rfcsr_read_bank(rt2x00dev, 0, 2);
15 + rfvalue = saverfb0r2;
17 + rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, rfvalue);
19 + rt2800_bbp_write(rt2x00dev, 158, 141);
20 + bbpreg = rt2800_bbp_read(rt2x00dev, 159);
22 + rt2800_bbp_write(rt2x00dev, 159, bbpreg);
24 + macvalue = rt2800_register_read(rt2x00dev, MAC_SYS_CTRL);
25 + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x8);
27 + for (i = 0; i < 10000; i++) {
28 + macvalue1 = rt2800_register_read(rt2x00dev, MAC_STATUS_CFG);
29 + if (macvalue1 & 0x1)
35 + saverfb5r4 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 0);
36 + saverfb7r4 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 4);
37 + saverfb5r4 = saverfb5r4 & (~0x40);
38 + saverfb7r4 = saverfb7r4 & (~0x40);
39 + rt2800_rfcsr_write_dccal(rt2x00dev, 4, 0x64);
40 + rt2800_rfcsr_write_bank(rt2x00dev, 5, 4, saverfb5r4);
41 + rt2800_rfcsr_write_bank(rt2x00dev, 7, 4, saverfb7r4);
43 + rt2800_bbp_write(rt2x00dev, 158, 141);
44 + bbpreg = rt2800_bbp_read(rt2x00dev, 159);
45 + bbpreg = bbpreg & (~0x40);
46 + rt2800_bbp_write(rt2x00dev, 159, bbpreg);
48 + rt2800_bbp_write(rt2x00dev, 159, bbpreg);
50 + for (i = 0; i < 10000; i++) {
51 + bbpreg = rt2800_bbp_read(rt2x00dev, 159);
52 + if ((bbpreg & 0x40)==0)
57 + bbpreg = rt2800_bbp_read(rt2x00dev, 159);
58 + bbpreg = bbpreg & (~0x40);
59 + rt2800_bbp_write(rt2x00dev, 159, bbpreg);
61 + rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, macvalue);
63 + rt2800_bbp_write(rt2x00dev, 158, 141);
64 + bbpreg = rt2800_bbp_read(rt2x00dev, 159);
66 + rt2800_bbp_write(rt2x00dev, 159, bbpreg);
68 + rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, saverfb0r2);
71 static void rt2800_bbp_core_soft_reset(struct rt2x00_dev *rt2x00dev,
72 bool set_bw, bool is_ht40)
74 @@ -9227,6 +9291,7 @@ static void rt2800_init_rfcsr_6352(struc
76 rt2800_r_calibration(rt2x00dev);
77 rt2800_rf_self_txdc_cal(rt2x00dev);
78 + rt2800_rxdcoc_calibration(rt2x00dev);
79 rt2800_bw_filter_calibration(rt2x00dev, true);
80 rt2800_bw_filter_calibration(rt2x00dev, false);