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Commit 0a987fb0 authored by Michal Kazior's avatar Michal Kazior Committed by Kalle Valo
Browse files

ath10k: workaround qca6174 sta powersave issue 



qca6184 WLAN.RM.2.0-00073 has a bug in sta
powersave state machine and requires peer param to
be poked to enable the powersave.

Calling this unconditionally should be safe for
other chips/firmwares.

Signed-off-by: default avatarMichal Kazior <michal.kazior@tieto.com>
Signed-off-by: default avatarKalle Valo <kvalo@qca.qualcomm.com>
parent c8c60cfd

drivers/net/wireless/ath/ath10k/mac.c

+12 −0
Original line number Diff line number Diff line
@@ -1922,6 +1922,18 @@ static void ath10k_bss_assoc(struct ieee80211_hw *hw, 
	}



	arvif->is_up = true;



	/* Workaround: Some firmware revisions (tested with qca6174

	 * WLAN.RM.2.0-00073) have buggy powersave state machine and must be

	 * poked with peer param command.

	 */

	ret = ath10k_wmi_peer_set_param(ar, arvif->vdev_id, arvif->bssid,

					WMI_PEER_DUMMY_VAR, 1);

	if (ret) {

		ath10k_warn(ar, "failed to poke peer %pM param for ps workaround on vdev %i: %d\n",

			    arvif->bssid, arvif->vdev_id, ret);

		return;

	}

}



static void ath10k_bss_disassoc(struct ieee80211_hw *hw,

drivers/net/wireless/ath/ath10k/wmi.h

+2 −1
Original line number Diff line number Diff line
@@ -4445,7 +4445,8 @@ enum wmi_peer_param { 
	WMI_PEER_AUTHORIZE  = 0x3,

	WMI_PEER_CHAN_WIDTH = 0x4,

	WMI_PEER_NSS        = 0x5,

	WMI_PEER_USE_4ADDR  = 0x6

	WMI_PEER_USE_4ADDR  = 0x6,

	WMI_PEER_DUMMY_VAR  = 0xff, /* dummy parameter for STA PS workaround */

};



struct wmi_peer_set_param_cmd {