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Message-ID: <20250429234651.3982025-11-anthony.l.nguyen@intel.com>
Date: Tue, 29 Apr 2025 16:46:45 -0700
From: Tony Nguyen <anthony.l.nguyen@...el.com>
To: davem@...emloft.net,
	kuba@...nel.org,
	pabeni@...hat.com,
	edumazet@...gle.com,
	andrew+netdev@...n.ch,
	netdev@...r.kernel.org
Cc: Jedrzej Jagielski <jedrzej.jagielski@...el.com>,
	anthony.l.nguyen@...el.com,
	Aleksandr Loktionov <aleksandr.loktionov@...el.com>,
	Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>,
	Simon Horman <horms@...nel.org>,
	Bharath R <bharath.r@...el.com>
Subject: [PATCH net-next 10/13] ixgbe: add E610 .set_phys_id() callback implementation

From: Jedrzej Jagielski <jedrzej.jagielski@...el.com>

Legacy implementation of .set_phys_id() ethtool callback is not
applicable for E610 device.

Add new implementation which uses 0x06E9 command by calling
ixgbe_aci_set_port_id_led().

Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@...el.com>
Reviewed-by: Michal Swiatkowski <michal.swiatkowski@...ux.intel.com>
Signed-off-by: Jedrzej Jagielski <jedrzej.jagielski@...el.com>
Reviewed-by: Simon Horman <horms@...nel.org>
Tested-by: Bharath R <bharath.r@...el.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@...el.com>
---
 drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c | 29 +++++++++++++++++++
 drivers/net/ethernet/intel/ixgbe/ixgbe_e610.h |  1 +
 .../net/ethernet/intel/ixgbe/ixgbe_ethtool.c  | 22 +++++++++++++-
 .../ethernet/intel/ixgbe/ixgbe_type_e610.h    | 14 +++++++++
 4 files changed, 65 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
index 9ada35f7d8f7..71ea25de1bac 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
@@ -1484,6 +1484,35 @@ static int ixgbe_start_hw_e610(struct ixgbe_hw *hw)
 	return 0;
 }
 
+/**
+ * ixgbe_aci_set_port_id_led - set LED value for the given port
+ * @hw: pointer to the HW struct
+ * @orig_mode: set LED original mode
+ *
+ * Set LED value for the given port (0x06E9)
+ *
+ * Return: the exit code of the operation.
+ */
+int ixgbe_aci_set_port_id_led(struct ixgbe_hw *hw, bool orig_mode)
+{
+	struct ixgbe_aci_cmd_set_port_id_led *cmd;
+	struct ixgbe_aci_desc desc;
+
+	cmd = &desc.params.set_port_id_led;
+
+	ixgbe_fill_dflt_direct_cmd_desc(&desc, ixgbe_aci_opc_set_port_id_led);
+
+	cmd->lport_num = (u8)hw->bus.func;
+	cmd->lport_num_valid = IXGBE_ACI_PORT_ID_PORT_NUM_VALID;
+
+	if (orig_mode)
+		cmd->ident_mode = IXGBE_ACI_PORT_IDENT_LED_ORIG;
+	else
+		cmd->ident_mode = IXGBE_ACI_PORT_IDENT_LED_BLINK;
+
+	return ixgbe_aci_send_cmd(hw, &desc, NULL, 0);
+}
+
 /**
  * ixgbe_get_media_type_e610 - Gets media type
  * @hw: pointer to the HW struct
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.h
index 30bc1f1b2549..bb31d65bd1c8 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.h
@@ -36,6 +36,7 @@ int ixgbe_aci_get_link_info(struct ixgbe_hw *hw, bool ena_lse,
 			    struct ixgbe_link_status *link);
 int ixgbe_aci_set_event_mask(struct ixgbe_hw *hw, u8 port_num, u16 mask);
 int ixgbe_configure_lse(struct ixgbe_hw *hw, bool activate, u16 mask);
+int ixgbe_aci_set_port_id_led(struct ixgbe_hw *hw, bool orig_mode);
 enum ixgbe_media_type ixgbe_get_media_type_e610(struct ixgbe_hw *hw);
 int ixgbe_setup_link_e610(struct ixgbe_hw *hw, ixgbe_link_speed speed,
 			  bool autoneg_wait);
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
index 435f3fc3cec3..d8a919ab7027 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
@@ -2491,6 +2491,26 @@ static int ixgbe_set_phys_id(struct net_device *netdev,
 	return 0;
 }
 
+static int ixgbe_set_phys_id_e610(struct net_device *netdev,
+				  enum ethtool_phys_id_state state)
+{
+	struct ixgbe_adapter *adapter = ixgbe_from_netdev(netdev);
+	bool led_active;
+
+	switch (state) {
+	case ETHTOOL_ID_ACTIVE:
+		led_active = true;
+		break;
+	case ETHTOOL_ID_INACTIVE:
+		led_active = false;
+		break;
+	default:
+		return -EOPNOTSUPP;
+	}
+
+	return ixgbe_aci_set_port_id_led(&adapter->hw, !led_active);
+}
+
 static int ixgbe_get_coalesce(struct net_device *netdev,
 			      struct ethtool_coalesce *ec,
 			      struct kernel_ethtool_coalesce *kernel_coal,
@@ -3756,7 +3776,7 @@ static const struct ethtool_ops ixgbe_ethtool_ops_e610 = {
 	.set_msglevel           = ixgbe_set_msglevel,
 	.self_test              = ixgbe_diag_test,
 	.get_strings            = ixgbe_get_strings,
-	.set_phys_id            = ixgbe_set_phys_id,
+	.set_phys_id            = ixgbe_set_phys_id_e610,
 	.get_sset_count         = ixgbe_get_sset_count,
 	.get_ethtool_stats      = ixgbe_get_ethtool_stats,
 	.get_coalesce           = ixgbe_get_coalesce,
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type_e610.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type_e610.h
index bea94e5ccb73..09df67f03cf4 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type_e610.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type_e610.h
@@ -223,6 +223,7 @@ enum ixgbe_aci_opc {
 	ixgbe_aci_opc_write_mdio			= 0x06E5,
 	ixgbe_aci_opc_set_gpio_by_func			= 0x06E6,
 	ixgbe_aci_opc_get_gpio_by_func			= 0x06E7,
+	ixgbe_aci_opc_set_port_id_led			= 0x06E9,
 	ixgbe_aci_opc_set_gpio				= 0x06EC,
 	ixgbe_aci_opc_get_gpio				= 0x06ED,
 	ixgbe_aci_opc_sff_eeprom			= 0x06EE,
@@ -808,6 +809,18 @@ struct ixgbe_aci_cmd_get_link_topo_pin {
 	u8 rsvd[7];
 };
 
+/* Set Port Identification LED (direct, 0x06E9) */
+struct ixgbe_aci_cmd_set_port_id_led {
+	u8 lport_num;
+	u8 lport_num_valid;
+	u8 ident_mode;
+	u8 rsvd[13];
+};
+
+#define IXGBE_ACI_PORT_ID_PORT_NUM_VALID	BIT(0)
+#define IXGBE_ACI_PORT_IDENT_LED_ORIG		0
+#define IXGBE_ACI_PORT_IDENT_LED_BLINK		BIT(0)
+
 /* Read/Write SFF EEPROM command (indirect 0x06EE) */
 struct ixgbe_aci_cmd_sff_eeprom {
 	u8 lport_num;
@@ -985,6 +998,7 @@ struct ixgbe_aci_desc {
 		struct ixgbe_aci_cmd_restart_an restart_an;
 		struct ixgbe_aci_cmd_get_link_status get_link_status;
 		struct ixgbe_aci_cmd_set_event_mask set_event_mask;
+		struct ixgbe_aci_cmd_set_port_id_led set_port_id_led;
 		struct ixgbe_aci_cmd_get_link_topo get_link_topo;
 		struct ixgbe_aci_cmd_get_link_topo_pin get_link_topo_pin;
 		struct ixgbe_aci_cmd_sff_eeprom read_write_sff_param;
-- 
2.47.1


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