diff options
| author | Chin-Yen Lee <timlee@realtek.com> | 2020-10-30 16:48:25 +0800 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2020-11-07 17:51:04 +0200 |
| commit | f31e039fab38fb29104ef35c6c7d29e66a37adea (patch) | |
| tree | a072b6f4b096c3b74809540d2731b0e093dd7cfd /drivers/net/wireless/realtek/rtw88/fw.c | |
| parent | a95949606828e1c9d91e5b05171b39ff147ced58 (diff) | |
| download | linux-f31e039fab38fb29104ef35c6c7d29e66a37adea.tar.bz2 | |
rtw88: add C2H response for checking firmware leave lps
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
Diffstat (limited to 'drivers/net/wireless/realtek/rtw88/fw.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw88/fw.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw88/fw.c b/drivers/net/wireless/realtek/rtw88/fw.c index 042015bc8055..29fffacf4085 100644 --- a/drivers/net/wireless/realtek/rtw88/fw.c +++ b/drivers/net/wireless/realtek/rtw88/fw.c @@ -183,6 +183,9 @@ void rtw_fw_c2h_cmd_rx_irqsafe(struct rtw_dev *rtwdev, u32 pkt_offset, case C2H_BT_MP_INFO: rtw_coex_info_response(rtwdev, skb); break; + case C2H_WLAN_RFON: + complete(&rtwdev->lps_leave_check); + break; default: /* pass offset for further operation */ *((u32 *)skb->cb) = pkt_offset; |