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openwrt/package/kernel/mac80211/patches/rt2x00/984-rt2x00-add-rxdcoc-calibration.patch

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mac80211: rt2x00: add RXDCOC calibration Add RXDCOC calibration code from mtk driver. Please try if this makes any difference among various board/RF layouts. Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com>
2018-01-08 12:43:37 +00:00
--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.c
mac80211: refresh patches Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
2019-08-24 15:16:05 +00:00
@@ -8637,6 +8637,71 @@ void rt2800_r_calibration(struct rt2x00_
mac80211: rt2x00: add RXDCOC calibration Add RXDCOC calibration code from mtk driver. Please try if this makes any difference among various board/RF layouts. Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com>
2018-01-08 12:43:37 +00:00
}
EXPORT_SYMBOL_GPL(rt2800_r_calibration);
+void rt2800_rxdcoc_calibration(struct rt2x00_dev *rt2x00dev)
+{
+ u8 bbpreg = 0;
+ u32 macvalue = 0, macvalue1 = 0;
+ u8 saverfb0r2, saverfb5r4, saverfb7r4, rfvalue;
+ int i;
+
+ saverfb0r2 = rt2800_rfcsr_read_bank(rt2x00dev, 0, 2);
+ rfvalue = saverfb0r2;
+ rfvalue |= 0x03;
+ rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, rfvalue);
+
+ rt2800_bbp_write(rt2x00dev, 158, 141);
+ bbpreg = rt2800_bbp_read(rt2x00dev, 159);
+ bbpreg |= 0x10;
+ rt2800_bbp_write(rt2x00dev, 159, bbpreg);
+
+ macvalue = rt2800_register_read(rt2x00dev, MAC_SYS_CTRL);
+ rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, 0x8);
+
+ for (i = 0; i < 10000; i++) {
+ macvalue1 = rt2800_register_read(rt2x00dev, MAC_STATUS_CFG);
+ if (macvalue1 & 0x1)
+ udelay(50);
+ else
+ break;
+ }
+
+ saverfb5r4 = rt2800_rfcsr_read_bank(rt2x00dev, 5, 0);
+ saverfb7r4 = rt2800_rfcsr_read_bank(rt2x00dev, 7, 4);
+ saverfb5r4 = saverfb5r4 & (~0x40);
+ saverfb7r4 = saverfb7r4 & (~0x40);
+ rt2800_rfcsr_write_dccal(rt2x00dev, 4, 0x64);
+ rt2800_rfcsr_write_bank(rt2x00dev, 5, 4, saverfb5r4);
+ rt2800_rfcsr_write_bank(rt2x00dev, 7, 4, saverfb7r4);
+
+ rt2800_bbp_write(rt2x00dev, 158, 141);
+ bbpreg = rt2800_bbp_read(rt2x00dev, 159);
+ bbpreg = bbpreg & (~0x40);
+ rt2800_bbp_write(rt2x00dev, 159, bbpreg);
+ bbpreg |= 0x48;
+ rt2800_bbp_write(rt2x00dev, 159, bbpreg);
+
+ for (i = 0; i < 10000; i++) {
+ bbpreg = rt2800_bbp_read(rt2x00dev, 159);
+ if ((bbpreg & 0x40)==0)
+ break;
+ udelay(50);
+ }
+
+ bbpreg = rt2800_bbp_read(rt2x00dev, 159);
+ bbpreg = bbpreg & (~0x40);
+ rt2800_bbp_write(rt2x00dev, 159, bbpreg);
+
+ rt2800_register_write(rt2x00dev, MAC_SYS_CTRL, macvalue);
+
+ rt2800_bbp_write(rt2x00dev, 158, 141);
+ bbpreg = rt2800_bbp_read(rt2x00dev, 159);
+ bbpreg &= (~0x10);
+ rt2800_bbp_write(rt2x00dev, 159, bbpreg);
+
+ rt2800_rfcsr_write_bank(rt2x00dev, 0, 2, saverfb0r2);
+}
+EXPORT_SYMBOL_GPL(rt2800_rxdcoc_calibration);
+
static void rt2800_bbp_core_soft_reset(struct rt2x00_dev *rt2x00dev,
bool set_bw, bool is_ht40)
{
mac80211: refresh patches Signed-off-by: Christian Lamparter <chunkeey@gmail.com>
2019-08-24 15:16:05 +00:00
@@ -9246,6 +9311,7 @@ static void rt2800_init_rfcsr_6352(struc
mac80211: rt2x00: add RXDCOC calibration Add RXDCOC calibration code from mtk driver. Please try if this makes any difference among various board/RF layouts. Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com>
2018-01-08 12:43:37 +00:00
rt2800_r_calibration(rt2x00dev);
rt2800_rf_self_txdc_cal(rt2x00dev);
+ rt2800_rxdcoc_calibration(rt2x00dev);
rt2800_bw_filter_calibration(rt2x00dev, true);
rt2800_bw_filter_calibration(rt2x00dev, false);
}
--- a/drivers/net/wireless/ralink/rt2x00/rt2800lib.h
+++ b/drivers/net/wireless/ralink/rt2x00/rt2800lib.h
mac80211: Update to version 5.3-rc4-1 The removed patches were applied upstream. The type of the RT2X00_LIB_EEPROM config option was changed to bool, because boolean is an invalid value and the new kconfig system complained about this. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2019-08-03 10:30:38 +00:00
@@ -245,6 +245,7 @@ void rt2800_vco_calibration(struct rt2x0
mac80211: rt2x00: add RXDCOC calibration Add RXDCOC calibration code from mtk driver. Please try if this makes any difference among various board/RF layouts. Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com>
2018-01-08 12:43:37 +00:00
void rt2800_rf_self_txdc_cal(struct rt2x00_dev *rt2x00dev);
int rt2800_calcrcalibrationcode(struct rt2x00_dev *rt2x00dev, int d1, int d2);
void rt2800_r_calibration(struct rt2x00_dev *rt2x00dev);
+void rt2800_rxdcoc_calibration(struct rt2x00_dev *rt2x00dev);
int rt2800_enable_radio(struct rt2x00_dev *rt2x00dev);
void rt2800_disable_radio(struct rt2x00_dev *rt2x00dev);
--- a/drivers/net/wireless/ralink/rt2x00/rt2x00.h
+++ b/drivers/net/wireless/ralink/rt2x00/rt2x00.h
mac80211: Update to version 5.3-rc4-1 The removed patches were applied upstream. The type of the RT2X00_LIB_EEPROM config option was changed to bool, because boolean is an invalid value and the new kconfig system complained about this. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2019-08-03 10:30:38 +00:00
@@ -566,6 +566,7 @@ struct rt2x00lib_ops {
mac80211: rt2x00: add RXDCOC calibration Add RXDCOC calibration code from mtk driver. Please try if this makes any difference among various board/RF layouts. Signed-off-by: Tomislav Požega <pozega.tomislav@gmail.com>
2018-01-08 12:43:37 +00:00
void (*rf_self_txdc_cal) (struct rt2x00_dev *rt2x00dev);
int (*calcrcalibrationcode) (struct rt2x00_dev *rt2x00dev, int d1, int d2);
void (*r_calibration) (struct rt2x00_dev *rt2x00dev);
+ void (*rxdcoc_calibration) (struct rt2x00_dev *rt2x00dev);
/*
* Data queue handlers.
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