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From:   John Crispin <john@phrozen.org>
To:     Johannes Berg <johannes@sipsolutions.net>,
        Kalle Valo <kvalo@codeaurora.org>
Cc:     linux-wireless@vger.kernel.org, ath11k@lists.infradead.org,
        John Crispin <john@phrozen.org>
Subject: [PATCH v2 7/7] ath11k: add handling for BSS color
Date:   Fri, 13 Dec 2019 16:58:02 +0100
Message-Id: <20191213155802.25491-7-john@phrozen.org>
In-Reply-To: <20191213155802.25491-1-john@phrozen.org>
References: <20191213155802.25491-1-john@phrozen.org>
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This patch adds code to handle the BSS_CHANGED_BSS_COLOR flag. It will
trigger the propagation of BSS color settings into the FW. Handling is
slightly different between AP and STA interfaces.

Signed-off-by: John Crispin <john@phrozen.org>

Changes in V2
* handle return codes
---
 drivers/net/wireless/ath/ath11k/mac.c | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c
index 6a8c1c3b8da2..fec268b9b711 100644
--- a/drivers/net/wireless/ath/ath11k/mac.c
+++ b/drivers/net/wireless/ath/ath11k/mac.c
@@ -1928,6 +1928,33 @@ static void ath11k_mac_op_bss_info_changed(struct ieee80211_hw *hw,
 		ath11k_wmi_send_obss_spr_cmd(ar, arvif->vdev_id,
 					     &info->he_obss_pd);
 
+	if (changed & BSS_CHANGED_HE_BSS_COLOR) {
+		if (vif->type == NL80211_IFTYPE_AP) {
+			ret = ath11k_wmi_send_obss_color_collision_cfg_cmd(
+				ar, arvif->vdev_id, info->he_bss_color.color,
+				ATH11K_BSS_COLOR_COLLISION_DETECTION_AP_PERIOD_MS,
+				!info->he_bss_color.disabled);
+			if (ret)
+				ath11k_warn(ar->ab,
+				    "failed to set bss color collision on vdev %i: %d\n",
+				    arvif->vdev_id,  ret);
+		} else if (vif->type == NL80211_IFTYPE_STATION) {
+			ret = ath11k_wmi_send_bss_color_change_enable_cmd(ar,
+								arvif->vdev_id, 1);
+			if (ret)
+				ath11k_warn(ar->ab,
+				    "failed to enable bss color change on vdev %i: %d\n",
+				    arvif->vdev_id,  ret);
+			ret = ath11k_wmi_send_obss_color_collision_cfg_cmd(
+				ar, arvif->vdev_id, 0,
+				ATH11K_BSS_COLOR_COLLISION_DETECTION_STA_PERIOD_MS, 1);
+			if (ret)
+				ath11k_warn(ar->ab,
+				    "failed to set bss color collision on vdev %i: %d\n",
+				    arvif->vdev_id,  ret);
+}
+	}
+
 	mutex_unlock(&ar->conf_mutex);
 }
 
-- 
2.20.1