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path: root/package/kernel/mac80211/patches/933-ath10k_fix_htt_op_backwards_compatibility_for_qca6174.patch
blob: fff764647fdce473ff700e989a41cb7d96f41c87 (plain)
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--- a/drivers/net/wireless/ath/ath10k/core.c
+++ b/drivers/net/wireless/ath/ath10k/core.c
@@ -1002,6 +1002,29 @@ static int ath10k_core_init_firmware_fea
 		return -EINVAL;
 	}
 
+	/* Backwards compatibility for firmwares without
+	 * ATH10K_FW_IE_HTT_OP_VERSION.
+	 */
+	if (ar->htt.op_version == ATH10K_FW_HTT_OP_VERSION_UNSET) {
+		switch (ar->wmi.op_version) {
+		case ATH10K_FW_WMI_OP_VERSION_MAIN:
+			ar->htt.op_version = ATH10K_FW_HTT_OP_VERSION_MAIN;
+			break;
+		case ATH10K_FW_WMI_OP_VERSION_10_1:
+		case ATH10K_FW_WMI_OP_VERSION_10_2:
+		case ATH10K_FW_WMI_OP_VERSION_10_2_4:
+			ar->htt.op_version = ATH10K_FW_HTT_OP_VERSION_10_1;
+			break;
+		case ATH10K_FW_WMI_OP_VERSION_TLV:
+			ar->htt.op_version = ATH10K_FW_HTT_OP_VERSION_TLV;
+			break;
+		case ATH10K_FW_WMI_OP_VERSION_UNSET:
+		case ATH10K_FW_WMI_OP_VERSION_MAX:
+			WARN_ON(1);
+			return -EINVAL;
+		}
+	}
+
 	return 0;
 }
 
--- a/drivers/net/wireless/ath/ath10k/htt.c
+++ b/drivers/net/wireless/ath/ath10k/htt.c
@@ -156,11 +156,11 @@ int ath10k_htt_init(struct ath10k *ar)
 		ar->htt.t2h_msg_types_max = HTT_TLV_T2H_NUM_MSGS;
 		break;
 	case ATH10K_FW_HTT_OP_VERSION_MAIN:
-	case ATH10K_FW_HTT_OP_VERSION_UNSET:
 		ar->htt.t2h_msg_types = htt_main_t2h_msg_types;
 		ar->htt.t2h_msg_types_max = HTT_MAIN_T2H_NUM_MSGS;
 		break;
 	case ATH10K_FW_HTT_OP_VERSION_MAX:
+	case ATH10K_FW_HTT_OP_VERSION_UNSET:
 		WARN_ON(1);
 		return -EINVAL;
 	}