ath10k: add support to get target info from hif ops

wcn3990 does not use bmi.
Add support to get target info from hif ops.
Signed-off-by: Rakesh Pillai <pillair@codeaurora.org>
Signed-off-by: Govind Singh <govinds@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

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

@@ -2472,6 +2472,14 @@ static int ath10k_core_probe_fw(struct ath10k *ar)
 		ar->hw->wiphy->hw_version = target_info.version;
 		break;
 	case ATH10K_BUS_SNOC:
+		memset(&target_info, 0, sizeof(target_info));
+		ret = ath10k_hif_get_target_info(ar, &target_info);
+		if (ret) {
+			ath10k_err(ar, "could not get target info (%d)\n", ret);
+			goto err_power_down;
+		}
+		ar->target_version = target_info.version;
+		ar->hw->wiphy->hw_version = target_info.version;
 		break;
 	default:
 		ath10k_err(ar, "incorrect hif bus type: %d\n", ar->hif.bus);

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

@@ -20,6 +20,7 @@
 
 #include <linux/kernel.h>
 #include "core.h"
+#include "bmi.h"
 #include "debug.h"
 
 struct ath10k_hif_sg_item {
@@ -93,6 +94,9 @@ struct ath10k_hif_ops {
 	/* fetch calibration data from target eeprom */
 	int (*fetch_cal_eeprom)(struct ath10k *ar, void **data,
 				size_t *data_len);
+
+	int (*get_target_info)(struct ath10k *ar,
+			       struct bmi_target_info *target_info);
 };
 
 static inline int ath10k_hif_tx_sg(struct ath10k *ar, u8 pipe_id,
@@ -218,4 +222,13 @@ static inline int ath10k_hif_fetch_cal_eeprom(struct ath10k *ar,
 	return ar->hif.ops->fetch_cal_eeprom(ar, data, data_len);
 }
 
+static inline int ath10k_hif_get_target_info(struct ath10k *ar,
+					     struct bmi_target_info *tgt_info)
+{
+	if (!ar->hif.ops->get_target_info)
+		return -EOPNOTSUPP;
+
+	return ar->hif.ops->get_target_info(ar, tgt_info);
+}
+
 #endif /* _HIF_H_ */

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

@@ -528,6 +528,15 @@ static int ath10k_snoc_hif_tx_sg(struct ath10k *ar, u8 pipe_id,
 	return err;
 }
 
+static int ath10k_snoc_hif_get_target_info(struct ath10k *ar,
+					   struct bmi_target_info *target_info)
+{
+	target_info->version = ATH10K_HW_WCN3990;
+	target_info->type = ATH10K_HW_WCN3990;
+
+	return 0;
+}
+
 static u16 ath10k_snoc_hif_get_free_queue_number(struct ath10k *ar, u8 pipe)
 {
 	struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
@@ -787,6 +796,7 @@ static const struct ath10k_hif_ops ath10k_snoc_hif_ops = {
 	.tx_sg			= ath10k_snoc_hif_tx_sg,
 	.send_complete_check	= ath10k_snoc_hif_send_complete_check,
 	.get_free_queue_number	= ath10k_snoc_hif_get_free_queue_number,
+	.get_target_info	= ath10k_snoc_hif_get_target_info,
 };
 
 static const struct ath10k_bus_ops ath10k_snoc_bus_ops = {