diff options
| author | Zong-Zhe Yang <kevin_yang@realtek.com> | 2023-04-19 11:45:58 +0000 |
|---|---|---|
| committer | Kalle Valo <kvalo@kernel.org> | 2023-05-05 14:59:33 +0300 |
| commit | 8febd68be526c9f256c5490dd4b094a70e1b91ba (patch) | |
| tree | cba2348698bdacb234fca56e007186a5f3e0fd9e /drivers/net/wireless/realtek/rtw89/core.h | |
| parent | 3ea1cd8d027f189c044de142d58c4b0162396db3 (diff) | |
wifi: rtw89: packet offload wait for FW response
The H2Cs (host to chip packets) related to packet offload functions
need to wait for FW responses in case FW state machine gets wrong
and makes driver status no longer able to align FW one. In flow,
driver may continuously send multiple H2Cs of packet offload series.
If somehow FW doesn't deal with the former yet but the latter has
gotten in, it might cause the problem mentioned above.
So, we block these H2Cs by rtw89_wait_for_cond(). And then, when
the corresponding C2Hs (chip to host packets) is received, we call
rtw89_complete_cond(). Besides, RTW89_MAC_C2H_FUNC_PKT_OFLD_RSP's
C2H handler should be executed in interrupt context to make our
wait/complete process work as expected.
Signed-off-by: Zong-Zhe Yang <kevin_yang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/9ae8c1f105901c65e3171276a9fd6c99ae51803f.camel@realtek.com
Diffstat (limited to 'drivers/net/wireless/realtek/rtw89/core.h')
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/core.h | 19 |
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/core.h b/drivers/net/wireless/realtek/rtw89/core.h index 4acf84850f0d..46cb38c5a64f 100644 --- a/drivers/net/wireless/realtek/rtw89/core.h +++ b/drivers/net/wireless/realtek/rtw89/core.h @@ -3278,14 +3278,6 @@ enum rtw89_host_rpr_mode { RTW89_RPR_MODE_STF }; -struct rtw89_mac_info { - struct rtw89_dle_info dle_info; - struct rtw89_hfc_param hfc_param; - enum rtw89_qta_mode qta_mode; - u8 rpwm_seq_num; - u8 cpwm_seq_num; -}; - #define RTW89_COMPLETION_BUF_SIZE 24 #define RTW89_WAIT_COND_IDLE UINT_MAX @@ -3308,6 +3300,17 @@ static inline void rtw89_init_wait(struct rtw89_wait_info *wait) atomic_set(&wait->cond, RTW89_WAIT_COND_IDLE); } +struct rtw89_mac_info { + struct rtw89_dle_info dle_info; + struct rtw89_hfc_param hfc_param; + enum rtw89_qta_mode qta_mode; + u8 rpwm_seq_num; + u8 cpwm_seq_num; + + /* see RTW89_FW_OFLD_WAIT_COND series for wait condition */ + struct rtw89_wait_info fw_ofld_wait; +}; + enum rtw89_fw_type { RTW89_FW_NORMAL = 1, RTW89_FW_WOWLAN = 3, |