[dpdk-dev] [PATCH v2 14/21] net/atlantic: eeprom and register manipulation routines

[Igor Russkikh]

From: Pavel Belous <pavel.belous at aquantia.com>

Signed-off-by: Igor Russkikh <igor.russkikh at aquantia.com>
---
 drivers/net/atlantic/atl_ethdev.c | 79 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 79 insertions(+)

diff --git a/drivers/net/atlantic/atl_ethdev.c b/drivers/net/atlantic/atl_ethdev.c
index 940fd83d9..c16d179fd 100644
--- a/drivers/net/atlantic/atl_ethdev.c
+++ b/drivers/net/atlantic/atl_ethdev.c
@@ -66,6 +66,17 @@ static void atl_dev_info_get(struct rte_eth_dev *dev,
 
 static const uint32_t *atl_dev_supported_ptypes_get(struct rte_eth_dev *dev);
 
+/* EEPROM */
+static int atl_dev_get_eeprom_length(struct rte_eth_dev *dev);
+static int atl_dev_get_eeprom(struct rte_eth_dev *dev,
+			      struct rte_dev_eeprom_info *eeprom);
+static int atl_dev_set_eeprom(struct rte_eth_dev *dev,
+			      struct rte_dev_eeprom_info *eeprom);
+
+/* Regs */
+static int atl_dev_get_regs(struct rte_eth_dev *dev,
+			    struct rte_dev_reg_info *regs);
+
 /* Flow control */
 static int atl_flow_ctrl_get(struct rte_eth_dev *dev,
 			       struct rte_eth_fc_conf *fc_conf);
@@ -175,6 +186,12 @@ static const struct eth_dev_ops atl_eth_dev_ops = {
 	/* Link */
 	.link_update	      = atl_dev_link_update,
 
+	.get_reg              = atl_dev_get_regs,
+
+	/* EEPROM */
+	.get_eeprom_length    = atl_dev_get_eeprom_length,
+	.get_eeprom           = atl_dev_get_eeprom,
+	.set_eeprom           = atl_dev_set_eeprom,
 
 	/* Flow Control */
 	.flow_ctrl_get	      = atl_flow_ctrl_get,
@@ -849,6 +866,68 @@ atl_dev_interrupt_handler(void *param)
 	atl_dev_interrupt_action(dev, dev->intr_handle);
 }
 
+#define SFP_EEPROM_SIZE 0xff
+
+static int
+atl_dev_get_eeprom_length(struct rte_eth_dev *dev __rte_unused)
+{
+	return SFP_EEPROM_SIZE;
+}
+
+static int
+atl_dev_get_eeprom(struct rte_eth_dev *dev, struct rte_dev_eeprom_info *eeprom)
+{
+	struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+	if (hw->aq_fw_ops->get_eeprom == NULL)
+		return -ENOTSUP;
+
+	if (eeprom->length != SFP_EEPROM_SIZE || eeprom->data == NULL)
+		return -EINVAL;
+
+	return hw->aq_fw_ops->get_eeprom(hw, eeprom->data, eeprom->length);
+}
+
+static int
+atl_dev_set_eeprom(struct rte_eth_dev *dev, struct rte_dev_eeprom_info *eeprom)
+{
+	struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+
+	if (hw->aq_fw_ops->set_eeprom == NULL)
+		return -ENOTSUP;
+
+	if (eeprom->length != SFP_EEPROM_SIZE || eeprom->data == NULL)
+		return -EINVAL;
+
+	return hw->aq_fw_ops->set_eeprom(hw, eeprom->data, eeprom->length);
+}
+
+static int
+atl_dev_get_regs(struct rte_eth_dev *dev, struct rte_dev_reg_info *regs)
+{
+	struct aq_hw_s *hw = ATL_DEV_PRIVATE_TO_HW(dev->data->dev_private);
+	u32 mif_id;
+	int err;
+
+	if (regs->data == NULL) {
+		regs->length = hw_atl_utils_hw_get_reg_length();
+		regs->width = sizeof(u32);
+		return 0;
+	}
+
+	/* Only full register dump is supported */
+	if (regs->length && regs->length != hw_atl_utils_hw_get_reg_length())
+		return -ENOTSUP;
+
+	err = hw_atl_utils_hw_get_regs(hw, regs->data);
+
+	/* Device version */
+	mif_id = hw_atl_reg_glb_mif_id_get(hw);
+	regs->version = mif_id & 0xFFU;
+
+	return err;
+}
+
 static int
 atl_flow_ctrl_get(struct rte_eth_dev *dev, struct rte_eth_fc_conf *fc_conf)
 {
-- 
2.13.3.windows.1