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rtw88: add C2H response for checking firmware leave lps

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Originally driver checks if firmware has left lps via reading the setting
of REG_TCR register. But this way may fail when firmware is frequently
changing power state. Therefore, firmware provides a safer option for
driver. When firmware leaves lps successfully, it sends a C2H response
to inform driver.

Signed-off-by: Chin-Yen Lee <timlee@realtek.com>
Signed-off-by: Tzu-En Huang <tehuang@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20201030084826.9034-4-tehuang@realtek.com
This commit is contained in:
Chin-Yen Lee 2020-10-30 16:48:25 +08:00 • committed by Kalle Valo
commit f31e039fab
6 changed files with 54 additions and 5 deletions
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