Support to handle overheat interrupt.
Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
---
doc/guides/rel_notes/release_23_03.rst | 4 ++++
drivers/net/txgbe/base/txgbe_hw.c | 1 +
drivers/net/txgbe/base/txgbe_phy.c | 22 ++++++++++++++++++
drivers/net/txgbe/base/txgbe_phy.h | 1 +
drivers/net/txgbe/txgbe_ethdev.c | 31 ++++++++++++++++++++++++++
drivers/net/txgbe/txgbe_ethdev.h | 1 +
6 files changed, 60 insertions(+)
@@ -59,6 +59,10 @@ New Features
* Added chip overheat detection support.
+* **Updated Wangxun txgbe driver.**
+
+ * Added chip overheat detection support.
+
Removed Items
-------------
@@ -2684,6 +2684,7 @@ s32 txgbe_init_ops_pf(struct txgbe_hw *hw)
phy->identify_sfp = txgbe_identify_module;
phy->read_i2c_byte_unlocked = txgbe_read_i2c_byte_unlocked;
phy->write_i2c_byte_unlocked = txgbe_write_i2c_byte_unlocked;
+ phy->check_overtemp = txgbe_check_overtemp;
phy->reset = txgbe_reset_phy;
/* MAC */
@@ -1363,6 +1363,28 @@ static void txgbe_i2c_stop(struct txgbe_hw *hw)
wr32(hw, TXGBE_I2CENA, 0);
}
+/**
+ * txgbe_check_overtemp - Checks if an overtemp occurred.
+ * @hw: pointer to hardware structure
+ *
+ * Checks if the temp alarm status was triggered due to overtemp
+ **/
+s32 txgbe_check_overtemp(struct txgbe_hw *hw)
+{
+ s32 status = 0;
+ u32 ts_state;
+
+ /* Check that the temp alarm status was triggered */
+ ts_state = rd32(hw, TXGBE_TS_ALARM_ST);
+
+ if (ts_state & TXGBE_TS_ALARM_ST_DALARM)
+ status = TXGBE_ERR_UNDERTEMP;
+ else if (ts_state & TXGBE_TS_ALARM_ST_ALARM)
+ status = TXGBE_ERR_OVERTEMP;
+
+ return status;
+}
+
static void
txgbe_set_sgmii_an37_ability(struct txgbe_hw *hw)
{
@@ -447,6 +447,7 @@ s32 txgbe_identify_module(struct txgbe_hw *hw);
s32 txgbe_identify_sfp_module(struct txgbe_hw *hw);
s32 txgbe_identify_qsfp_module(struct txgbe_hw *hw);
+s32 txgbe_check_overtemp(struct txgbe_hw *hw);
s32 txgbe_read_i2c_byte(struct txgbe_hw *hw, u8 byte_offset,
u8 dev_addr, u8 *data);
s32 txgbe_read_i2c_byte_unlocked(struct txgbe_hw *hw, u8 byte_offset,
@@ -1542,6 +1542,7 @@ txgbe_dev_phy_intr_setup(struct rte_eth_dev *dev)
wr32(hw, TXGBE_GPIOINTEN, gpie);
intr->mask_misc |= TXGBE_ICRMISC_GPIO;
intr->mask_misc |= TXGBE_ICRMISC_ANDONE;
+ intr->mask_misc |= TXGBE_ICRMISC_HEAT;
}
int
@@ -2672,6 +2673,28 @@ txgbe_dev_supported_ptypes_get(struct rte_eth_dev *dev)
return NULL;
}
+static void
+txgbe_dev_overheat(struct rte_eth_dev *dev)
+{
+ struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
+ s32 temp_state;
+
+ temp_state = hw->phy.check_overtemp(hw);
+ if (!temp_state)
+ return;
+
+ if (temp_state == TXGBE_ERR_UNDERTEMP) {
+ PMD_DRV_LOG(CRIT, "Network adapter has been started again, "
+ "since the temperature has been back to normal state.");
+ wr32m(hw, TXGBE_PBRXCTL, TXGBE_PBRXCTL_ENA, TXGBE_PBRXCTL_ENA);
+ txgbe_dev_set_link_up(dev);
+ } else if (temp_state == TXGBE_ERR_OVERTEMP) {
+ PMD_DRV_LOG(CRIT, "Network adapter has been stopped because it has over heated.");
+ wr32m(hw, TXGBE_PBRXCTL, TXGBE_PBRXCTL_ENA, 0);
+ txgbe_dev_set_link_down(dev);
+ }
+}
+
void
txgbe_dev_setup_link_alarm_handler(void *param)
{
@@ -2974,6 +2997,9 @@ txgbe_dev_interrupt_get_status(struct rte_eth_dev *dev,
if (eicr & TXGBE_ICRMISC_GPIO)
intr->flags |= TXGBE_FLAG_PHY_INTERRUPT;
+ if (eicr & TXGBE_ICRMISC_HEAT)
+ intr->flags |= TXGBE_FLAG_OVERHEAT;
+
return 0;
}
@@ -3086,6 +3112,11 @@ txgbe_dev_interrupt_action(struct rte_eth_dev *dev,
}
}
+ if (intr->flags & TXGBE_FLAG_OVERHEAT) {
+ txgbe_dev_overheat(dev);
+ intr->flags &= ~TXGBE_FLAG_OVERHEAT;
+ }
+
PMD_DRV_LOG(DEBUG, "enable intr immediately");
txgbe_enable_intr(dev);
rte_intr_enable(intr_handle);
@@ -30,6 +30,7 @@
#define TXGBE_FLAG_MACSEC (uint32_t)(1 << 3)
#define TXGBE_FLAG_NEED_LINK_CONFIG (uint32_t)(1 << 4)
#define TXGBE_FLAG_NEED_AN_CONFIG (uint32_t)(1 << 5)
+#define TXGBE_FLAG_OVERHEAT (uint32_t)(1 << 6)
/*
* Defines that were not part of txgbe_type.h as they are not used by the