Felix Fietkau
eba6b2a327
mt76x2: rework tx power handling
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There were a number of issues in the existing tx power handling code:
1. The EEPROM target power for chain 0 refers to the actual output power
after the channel and bandwidth delta have been added to the initial
channel gain. This means the delta values should not be added/subtracted
for the rate power calculation
2. When power is reduced significantly, the initial channel gain
underflows very quickly, while the per-rate power offsets are high.
This miscalculation causes effective tx power to be increased when it
should actually be lowered.
Fix this by trying to adjust the channel gain to the lowest power from
the rate table. In case of under- or overflow, compensate by adding an
appropriate delta to the rate power values.
This makes power configuration more accurate on a wider range of
configurable values
Signed-off-by: Felix Fietkau <[email protected] >
2018-02-24 10:24:26 +01:00
Felix Fietkau
58364a2ac4
mt76x2: initialize channel power limits
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Signed-off-by: Felix Fietkau <[email protected] >
2017-12-03 21:45:43 +01:00
Felix Fietkau
1acde21849
mt76x2: add channel argument to eeprom tx power functions
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Preparation for exposing maximum power to mac80211
Signed-off-by: Felix Fietkau <[email protected] >
2017-12-03 21:45:43 +01:00
Felix Fietkau
0532315f76
mt76x2: increase OFDM SIFS time
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Fixes throughput issues in combination with LDPC
Signed-off-by: Felix Fietkau <[email protected] >
2017-12-03 21:45:43 +01:00
Felix Fietkau
0a0d16f817
mt76x2: sync tx power related values with reference driver
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Signed-off-by: Felix Fietkau <[email protected] >
2017-11-16 20:34:46 +01:00
Felix Fietkau
4bc9aa9da7
mt76x2: add more gain tuning based on the latest reference driver
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Signed-off-by: Felix Fietkau <[email protected] >
2017-11-16 20:34:46 +01:00
Felix Fietkau
60a4d67ca9
mt76x2: implement dynamic AGC tuning based on false packet detection count
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Significantly improves radio performance
Signed-off-by: Felix Fietkau <[email protected] >
2017-11-16 20:34:46 +01:00
Felix Fietkau
cc588c5e32
mt76x2: sync channel gain value with latest reference driver
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Signed-off-by: Felix Fietkau <[email protected] >
2017-11-16 20:34:46 +01:00
Felix Fietkau
fe7981687d
mt76x2: fix LNA gain register annotation
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Signed-off-by: Felix Fietkau <[email protected] >
2017-11-16 20:34:45 +01:00
Lorenzo Bianconi and Felix Fietkau
9e7bb5309f
mt76x2: phy: update dfs AGC parameters according to AGC_8 register
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Signed-off-by: Lorenzo Bianconi <[email protected] >
2017-01-31 11:31:16 +01:00
Lorenzo Bianconi and Felix Fietkau
6375fc1abe
mt76x2: add hw radar detector
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add hw DFS pattern detector support for mt76x2 based devices
DFS region supported:
- FCC
- ETSI
- JAPAN_W53
- JAPAN_W56
Signed-off-by: Lorenzo Bianconi <[email protected] >
2016-09-25 18:13:12 +02:00
Felix Fietkau
d7f5112c09
mt76x2: fix checkpatch warnings
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Signed-off-by: Felix Fietkau <[email protected] >
2016-09-04 18:59:22 +02:00
Felix Fietkau
b300bdc42e
use the new bitfield accessor macros
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Signed-off-by: Felix Fietkau <[email protected] >
2016-09-04 17:37:26 +02:00
Felix Fietkau
53c1b7f6ac
update my email address
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Signed-off-by: Felix Fietkau <[email protected] >
2016-09-04 17:33:28 +02:00
Felix Fietkau
ced81a3458
relicense to ISC (except for util.h which is based on GPL'd kernel code
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Signed-off-by: Felix Fietkau <[email protected] >
2016-07-12 08:38:46 +02:00
Lorenzo Bianconi and Felix Fietkau
9a75c6caa0
mt76x2: phy: fix typo in rate-power configuration
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fix typo in MT_TX_PWR_CFG_7 configuration for OFDM_54M max
tx power adjustment
Signed-off-by: Lorenzo Bianconi <[email protected] >
2016-07-11 09:56:58 +02:00
Lorenzo Bianconi and Felix Fietkau
caff56f908
mt76x2: phy: cosmetics
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replace spaces with tabs in mt76x2_phy_set_txpower()
Signed-off-by: Lorenzo Bianconi <[email protected] >
2016-07-11 09:56:49 +02:00
Felix Fietkau
267e959c84
move mt76 rate power struct to mt76.h
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Signed-off-by: Felix Fietkau <[email protected] >
2016-06-17 12:45:39 +02:00
Felix Fietkau
3c8a4bc30e
mt76x2: implement survey support
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Signed-off-by: Felix Fietkau <[email protected] >
2016-06-15 16:47:23 +02:00
Felix Fietkau
6c4b37be98
move dev->chandef to mt76 struct
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Signed-off-by: Felix Fietkau <[email protected] >
2016-06-15 15:47:49 +02:00
Felix Fietkau
e4c05ba162
use nl80211_band instead of ieee80211_band
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Signed-off-by: Felix Fietkau <[email protected] >
2016-05-14 16:51:44 +02:00
Felix Fietkau
13c29223ef
Use NL80211_BAND_2GHZ instead of IEEE80211_BAND_2GHZ
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Signed-off-by: Felix Fietkau <[email protected] >
2016-05-14 16:49:30 +02:00
Felix Fietkau
81c6ab2d8c
mt76x2: remove some unused code
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Signed-off-by: Felix Fietkau <[email protected] >
2016-02-25 18:24:52 +01:00
Felix Fietkau
079ad90fe2
update copyright lines
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Signed-off-by: Felix Fietkau <[email protected] >
2016-02-25 18:09:13 +01:00
Felix Fietkau
2044de5229
move mt76 state enum/storage to mt76.h
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Signed-off-by: Felix Fietkau <[email protected] >
2015-12-06 22:05:42 +01:00
Felix Fietkau
b0f76bb5d9
move register poll functions to core
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Signed-off-by: Felix Fietkau <[email protected] >
2015-12-06 19:20:00 +01:00
Felix Fietkau
62ecfb9730
move more register accessor functions to mt76.h
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Signed-off-by: Felix Fietkau <[email protected] >
2015-12-06 18:01:45 +01:00
Felix Fietkau
e20a9c13a5
move mmio functions/init to mt76.ko
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Signed-off-by: Felix Fietkau <[email protected] >
2015-12-06 17:52:00 +01:00
Felix Fietkau
00af5f3105
add accessor function for struct ieee80211_hw from mt76x2_dev
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Signed-off-by: Felix Fietkau <[email protected] >
2015-12-06 17:37:45 +01:00
Felix Fietkau
a0ee20716f
add a mt76x2_ prefix to all files
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Signed-off-by: Felix Fietkau <[email protected] >
2015-12-06 16:54:53 +01:00