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[PATCH v2] wifi: rtl8xxxu: gen2: Turn on the rate control

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Re-enable the function rtl8xxxu_gen2_report_connect.

It informs the firmware when connecting to a network. This makes the
firmware enable the rate control, which makes the upload faster.

It also informs the firmware when disconnecting from a network. In the
past this made reconnecting impossible because it was sending the
auth on queue 0x7 (TXDESC_QUEUE_VO) instead of queue 0x12
(TXDESC_QUEUE_MGNT):

wlp0s20f0u3: send auth to 90:55:de:__:__:__ (try 1/3)
wlp0s20f0u3: send auth to 90:55:de:__:__:__ (try 2/3)
wlp0s20f0u3: send auth to 90:55:de:__:__:__ (try 3/3)
wlp0s20f0u3: authentication with 90:55:de:__:__:__ timed out

Probably the firmware disables the unnecessary TX queues when it
knows it's disconnected.

However, this was fixed in commit edd5747aa12e ("wifi: rtl8xxxu: Fix
skb misuse in TX queue selection").

Fixes: c59f13bbead4 ("rtl8xxxu: Work around issue with 8192eu and 8723bu devices not reconn…")
Signed-off-by: Bitterblue Smith <rtl8821cerfe2@xxxxxxxxx>
---
v2:
  Report the disconnect as well.

v1 was part of the series "[PATCH 0/4] wifi: rtl8xxxu: A few
improvements".
---
 drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
index 4b76881cd50d..ba2a16de19ed 100644
--- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c
@@ -4476,12 +4476,9 @@ void rtl8xxxu_gen1_report_connect(struct rtl8xxxu_priv *priv,
 void rtl8xxxu_gen2_report_connect(struct rtl8xxxu_priv *priv,
 				  u8 macid, bool connect)
 {
-#ifdef RTL8XXXU_GEN2_REPORT_CONNECT
 	/*
-	 * Barry Day reports this causes issues with 8192eu and 8723bu
-	 * devices reconnecting. The reason for this is unclear, but
-	 * until it is better understood, leave the code in place but
-	 * disabled, so it is not lost.
+	 * The firmware turns on the rate control when it knows it's
+	 * connected to a network.
 	 */
 	struct h2c_cmd h2c;
 
@@ -4494,7 +4491,6 @@ void rtl8xxxu_gen2_report_connect(struct rtl8xxxu_priv *priv,
 		h2c.media_status_rpt.parm &= ~BIT(0);
 
 	rtl8xxxu_gen2_h2c_cmd(priv, &h2c, sizeof(h2c.media_status_rpt));
-#endif
 }
 
 void rtl8xxxu_gen1_init_aggregation(struct rtl8xxxu_priv *priv)
-- 
2.37.2



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