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wifi: rtw89: 8852b: rfk: add DPK

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DPK is short for digital pre-distortion calibration. It can adjusts digital
waveform according to PA linear characteristics dynamically to enhance
TX EVM.

Do this calibration when we are going to run on AP channel. To prevent
power offset out of boundary, it monitors thermal and set proper boundary
to register.

Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20221014060237.29050-2-pkshih@realtek.com
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Ping-Ke Shih 2022-10-14 14:02:34 +08:00 • committed by Kalle Valo
commit 5b8471ace5
4 changed files with 1169 additions and 0 deletions
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