1 files changed, 73 insertions, 0 deletions

diff --git a/drivers/net/ethernet/mucse/rnpgbe/rnpgbe_chip.c b/drivers/net/ethernet/mucse/rnpgbe/rnpgbe_chip.c
index 5739db98f12a..ebc7b3750157 100644
--- a/drivers/net/ethernet/mucse/rnpgbe/rnpgbe_chip.c
+++ b/drivers/net/ethernet/mucse/rnpgbe/rnpgbe_chip.c
@@ -1,11 +1,82 @@
 // SPDX-License-Identifier: GPL-2.0
 /* Copyright(c) 2020 - 2025 Mucse Corporation. */
 
+#include <linux/pci.h>
 #include <linux/errno.h>
+#include <linux/etherdevice.h>
 
 #include "rnpgbe.h"
 #include "rnpgbe_hw.h"
 #include "rnpgbe_mbx.h"
+#include "rnpgbe_mbx_fw.h"
+
+/**
+ * rnpgbe_get_permanent_mac - Get permanent mac
+ * @hw: hw information structure
+ * @perm_addr: pointer to store perm_addr
+ *
+ * rnpgbe_get_permanent_mac tries to get mac from hw
+ *
+ * Return: 0 on success, negative errno on failure
+ **/
+int rnpgbe_get_permanent_mac(struct mucse_hw *hw, u8 *perm_addr)
+{
+	struct device *dev = &hw->pdev->dev;
+	int err;
+
+	err = mucse_mbx_get_macaddr(hw, hw->pfvfnum, perm_addr, hw->port);
+	if (err) {
+		dev_err(dev, "Failed to get MAC from FW %d\n", err);
+		return err;
+	}
+
+	if (!is_valid_ether_addr(perm_addr)) {
+		dev_err(dev, "Failed to get valid MAC from FW\n");
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+/**
+ * rnpgbe_reset_hw - Do a hardware reset
+ * @hw: hw information structure
+ *
+ * rnpgbe_reset_hw calls fw to do a hardware
+ * reset, and cleans some regs to default.
+ *
+ * Return: 0 on success, negative errno on failure
+ **/
+int rnpgbe_reset_hw(struct mucse_hw *hw)
+{
+	mucse_hw_wr32(hw, RNPGBE_DMA_AXI_EN, 0);
+	return mucse_mbx_reset_hw(hw);
+}
+
+/**
+ * rnpgbe_send_notify - Echo fw status
+ * @hw: hw information structure
+ * @enable: true or false status
+ * @mode: status mode
+ *
+ * Return: 0 on success, negative errno on failure
+ **/
+int rnpgbe_send_notify(struct mucse_hw *hw,
+		       bool enable,
+		       int mode)
+{
+	int err;
+	/* Keep switch struct to support more modes in the future */
+	switch (mode) {
+	case mucse_fw_powerup:
+		err = mucse_mbx_powerup(hw, enable);
+		break;
+	default:
+		err = -EINVAL;
+	}
+
+	return err;
+}
 
 /**
  * rnpgbe_init_n500 - Setup n500 hw info
@@ -50,6 +121,8 @@ int rnpgbe_init_hw(struct mucse_hw *hw, int board_type)
 {
 	struct mucse_mbx_info *mbx = &hw->mbx;
 
+	hw->port = 0;
+
 	mbx->pf2fw_mbx_ctrl = MUCSE_GBE_PFFW_MBX_CTRL_OFFSET;
 	mbx->fwpf_mbx_mask = MUCSE_GBE_FWPF_MBX_MASK_OFFSET;