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author | Rui Salvaterra <rsalvaterra@gmail.com> | 2021-04-21 12:09:17 +0100 |
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committer | Hauke Mehrtens <hauke@hauke-m.de> | 2021-05-14 23:32:22 +0200 |
commit | c99f03749365c9887ca05c502e68979a2b495d1e (patch) | |
tree | 9c13c15110b2dcb125e25c7cda0250cbbe6aebd7 /package | |
parent | 25d81e9c76b3c7bf30f5268a2d4cd84f2d787296 (diff) | |
download | upstream-c99f03749365c9887ca05c502e68979a2b495d1e.tar.gz upstream-c99f03749365c9887ca05c502e68979a2b495d1e.tar.bz2 upstream-c99f03749365c9887ca05c502e68979a2b495d1e.zip |
mac80211/rtl: backport a rtl8192cu AP mode fix
Running USB devices in AP mode is never a good idea. That said, fix the TIM
issue in rtl8192cu [1], allowing these devices to "work" in AP mode.
[1] https://patchwork.kernel.org/project/linux-wireless/patch/20210419065956.6085-1-pkshih@realtek.com/
Signed-off-by: Rui Salvaterra <rsalvaterra@gmail.com>
(cherry picked from commit eeda8652f1655d4f9c11e9c9f51ddcd3377d119a)
Diffstat (limited to 'package')
-rw-r--r-- | package/kernel/mac80211/patches/rtl/002-v5.13-rtlwifi-implement-set_tim-by-update-beacon-content.patch | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/rtl/002-v5.13-rtlwifi-implement-set_tim-by-update-beacon-content.patch b/package/kernel/mac80211/patches/rtl/002-v5.13-rtlwifi-implement-set_tim-by-update-beacon-content.patch new file mode 100644 index 0000000000..3daf65e967 --- /dev/null +++ b/package/kernel/mac80211/patches/rtl/002-v5.13-rtlwifi-implement-set_tim-by-update-beacon-content.patch @@ -0,0 +1,118 @@ +Date: Mon, 19 Apr 2021 14:59:56 +0800 +From: Ping-Ke Shih <pkshih@realtek.com> +To: <kvalo@codeaurora.org> +CC: <linux-wireless@vger.kernel.org>, <mail@maciej.szmigiero.name>, + <Larry.Finger@lwfinger.net> +Subject: [PATCH] rtlwifi: implement set_tim by update beacon content + +Once beacon content is changed, we update the content to wifi card by +send_beacon_frame(). Then, STA with PS can wake up properly to receive its +packets. + +Since we update beacon content to PCI wifi devices every beacon interval, +the only one usb device, 8192CU, needs to update beacon content when +mac80211 calling set_tim. + +Reported-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name> +Signed-off-by: Ping-Ke Shih <pkshih@realtek.com> +Tested-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name> +--- + drivers/net/wireless/realtek/rtlwifi/core.c | 32 +++++++++++++++++++++ + drivers/net/wireless/realtek/rtlwifi/core.h | 1 + + drivers/net/wireless/realtek/rtlwifi/usb.c | 3 ++ + drivers/net/wireless/realtek/rtlwifi/wifi.h | 1 + + 4 files changed, 37 insertions(+) + +--- a/drivers/net/wireless/realtek/rtlwifi/core.c ++++ b/drivers/net/wireless/realtek/rtlwifi/core.c +@@ -1018,6 +1018,25 @@ static void send_beacon_frame(struct iee + } + } + ++void rtl_update_beacon_work_callback(struct work_struct *work) ++{ ++ struct rtl_works *rtlworks = ++ container_of(work, struct rtl_works, update_beacon_work); ++ struct ieee80211_hw *hw = rtlworks->hw; ++ struct rtl_priv *rtlpriv = rtl_priv(hw); ++ struct ieee80211_vif *vif = rtlpriv->mac80211.vif; ++ ++ if (!vif) { ++ WARN_ONCE(true, "no vif to update beacon\n"); ++ return; ++ } ++ ++ mutex_lock(&rtlpriv->locks.conf_mutex); ++ send_beacon_frame(hw, vif); ++ mutex_unlock(&rtlpriv->locks.conf_mutex); ++} ++EXPORT_SYMBOL_GPL(rtl_update_beacon_work_callback); ++ + static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_bss_conf *bss_conf, +@@ -1747,6 +1766,18 @@ static void rtl_op_flush(struct ieee8021 + rtlpriv->intf_ops->flush(hw, queues, drop); + } + ++static int rtl_op_set_tim(struct ieee80211_hw *hw, struct ieee80211_sta *sta, ++ bool set) ++{ ++ struct rtl_priv *rtlpriv = rtl_priv(hw); ++ struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); ++ ++ if (rtlhal->hw_type == HARDWARE_TYPE_RTL8192CU) ++ schedule_work(&rtlpriv->works.update_beacon_work); ++ ++ return 0; ++} ++ + /* Description: + * This routine deals with the Power Configuration CMD + * parsing for RTL8723/RTL8188E Series IC. +@@ -1903,6 +1934,7 @@ const struct ieee80211_ops rtl_ops = { + .sta_add = rtl_op_sta_add, + .sta_remove = rtl_op_sta_remove, + .flush = rtl_op_flush, ++ .set_tim = rtl_op_set_tim, + }; + EXPORT_SYMBOL_GPL(rtl_ops); + +--- a/drivers/net/wireless/realtek/rtlwifi/core.h ++++ b/drivers/net/wireless/realtek/rtlwifi/core.h +@@ -60,5 +60,6 @@ void rtl_bb_delay(struct ieee80211_hw *h + bool rtl_cmd_send_packet(struct ieee80211_hw *hw, struct sk_buff *skb); + bool rtl_btc_status_false(void); + void rtl_dm_diginit(struct ieee80211_hw *hw, u32 cur_igval); ++void rtl_update_beacon_work_callback(struct work_struct *work); + + #endif +--- a/drivers/net/wireless/realtek/rtlwifi/usb.c ++++ b/drivers/net/wireless/realtek/rtlwifi/usb.c +@@ -807,6 +807,7 @@ static void rtl_usb_stop(struct ieee8021 + + tasklet_kill(&rtlusb->rx_work_tasklet); + cancel_work_sync(&rtlpriv->works.lps_change_work); ++ cancel_work_sync(&rtlpriv->works.update_beacon_work); + + flush_workqueue(rtlpriv->works.rtl_wq); + +@@ -1033,6 +1034,8 @@ int rtl_usb_probe(struct usb_interface * + rtl_fill_h2c_cmd_work_callback); + INIT_WORK(&rtlpriv->works.lps_change_work, + rtl_lps_change_work_callback); ++ INIT_WORK(&rtlpriv->works.update_beacon_work, ++ rtl_update_beacon_work_callback); + + rtlpriv->usb_data_index = 0; + init_completion(&rtlpriv->firmware_loading_complete); +--- a/drivers/net/wireless/realtek/rtlwifi/wifi.h ++++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h +@@ -2487,6 +2487,7 @@ struct rtl_works { + + struct work_struct lps_change_work; + struct work_struct fill_h2c_cmd; ++ struct work_struct update_beacon_work; + }; + + struct rtl_debug { |