diff options
| author | Carl Huang <quic_cjhuang@quicinc.com> | 2022-03-14 07:18:16 +0200 |
|---|---|---|
| committer | Kalle Valo <quic_kvalo@quicinc.com> | 2022-03-18 17:35:41 +0200 |
| commit | 90bf5c8d0f7ecddf96fc1cd9434af4e157b51970 (patch) | |
| tree | d3ab4f8773ca908a08e7b44b60277c2e46dd0b30 /drivers | |
| parent | c417b247ba042161ddfb34f26a42ec67edc5c378 (diff) | |
| download | linux-90bf5c8d0f7ecddf96fc1cd9434af4e157b51970.tar.gz | |
ath11k: purge rx pktlog when entering WoW
This change is to purge rx pktlog when entering WoW and reap
the mon_status buffer to keep it empty. When leaving WoW, host
restarts the reap timer. In WoW state, it's not allowed to feed
into mon_status rings per firmware team's recommendation.
Tested-on: QCA6390 hw2.0 PCI WLAN.HST.1.0.1-01740-QCAHSTSWPLZ_V2_TO_X86-1
Signed-off-by: Carl Huang <quic_cjhuang@quicinc.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/1644308006-22784-5-git-send-email-quic_cjhuang@quicinc.com
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/ath/ath11k/wow.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath11k/wow.c b/drivers/net/wireless/ath/ath11k/wow.c index 50dd50944edd..602b8f4c5985 100644 --- a/drivers/net/wireless/ath/ath11k/wow.c +++ b/drivers/net/wireless/ath/ath11k/wow.c @@ -13,6 +13,7 @@ #include "debug.h" #include "wmi.h" #include "wow.h" +#include "dp_rx.h" static const struct wiphy_wowlan_support ath11k_wowlan_support = { .flags = WIPHY_WOWLAN_DISCONNECT | @@ -566,6 +567,14 @@ int ath11k_wow_op_suspend(struct ieee80211_hw *hw, mutex_lock(&ar->conf_mutex); + ret = ath11k_dp_rx_pktlog_stop(ar->ab, true); + if (ret) { + ath11k_warn(ar->ab, + "failed to stop dp rx (and timer) pktlog during wow suspend: %d\n", + ret); + goto exit; + } + ret = ath11k_wow_cleanup(ar); if (ret) { ath11k_warn(ar->ab, "failed to clear wow wakeup events: %d\n", @@ -599,6 +608,14 @@ int ath11k_wow_op_suspend(struct ieee80211_hw *hw, goto cleanup; } + ret = ath11k_dp_rx_pktlog_stop(ar->ab, false); + if (ret) { + ath11k_warn(ar->ab, + "failed to stop dp rx pktlog during wow suspend: %d\n", + ret); + goto cleanup; + } + ath11k_ce_stop_shadow_timers(ar->ab); ath11k_dp_stop_shadow_timers(ar->ab); @@ -649,6 +666,12 @@ int ath11k_wow_op_resume(struct ieee80211_hw *hw) ath11k_hif_ce_irq_enable(ar->ab); ath11k_hif_irq_enable(ar->ab); + ret = ath11k_dp_rx_pktlog_start(ar->ab); + if (ret) { + ath11k_warn(ar->ab, "failed to start rx pktlog from wow: %d\n", ret); + return ret; + } + ret = ath11k_wow_wakeup(ar->ab); if (ret) { ath11k_warn(ar->ab, "failed to wakeup from wow: %d\n", ret); |