ath11k: add handling for BSS color

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>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/ath/ath11k/mac.c

@@ -1956,6 +1956,31 @@ 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);
 }