[6/8] net/ngbe: add chip overheat support
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Commit Message
Support to handle overheat interrupt.
Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
---
doc/guides/rel_notes/release_23_03.rst | 4 ++++
drivers/net/ngbe/ngbe_ethdev.c | 32 +++++++++++++++++++++++++-
drivers/net/ngbe/ngbe_ethdev.h | 1 +
3 files changed, 36 insertions(+), 1 deletion(-)
@@ -55,6 +55,10 @@ New Features
Also, make sure to start the actual text at the margin.
=======================================================
+* **Updated Wangxun ngbe driver.**
+
+ * Added chip overheat detection support.
+
Removed Items
-------------
@@ -947,7 +947,7 @@ ngbe_dev_phy_intr_setup(struct rte_eth_dev *dev)
else
wr32(hw, NGBE_GPIOINTPOL, NGBE_GPIOINTPOL_ACT(3));
- intr->mask_misc |= NGBE_ICRMISC_GPIO;
+ intr->mask_misc |= NGBE_ICRMISC_GPIO | NGBE_ICRMISC_HEAT;
}
/*
@@ -1869,6 +1869,28 @@ ngbe_dev_supported_ptypes_get(struct rte_eth_dev *dev)
return NULL;
}
+static void
+ngbe_dev_overheat(struct rte_eth_dev *dev)
+{
+ struct ngbe_hw *hw = ngbe_dev_hw(dev);
+ s32 temp_state;
+
+ temp_state = hw->mac.check_overtemp(hw);
+ if (!temp_state)
+ return;
+
+ if (temp_state == NGBE_ERR_UNDERTEMP) {
+ PMD_DRV_LOG(CRIT, "Network adapter has been started again, "
+ "since the temperature has been back to normal state.");
+ wr32m(hw, NGBE_PBRXCTL, NGBE_PBRXCTL_ENA, NGBE_PBRXCTL_ENA);
+ ngbe_dev_set_link_up(dev);
+ } else if (temp_state == NGBE_ERR_OVERTEMP) {
+ PMD_DRV_LOG(CRIT, "Network adapter has been stopped because it has over heated.");
+ wr32m(hw, NGBE_PBRXCTL, NGBE_PBRXCTL_ENA, 0);
+ ngbe_dev_set_link_down(dev);
+ }
+}
+
void
ngbe_dev_setup_link_alarm_handler(void *param)
{
@@ -2167,6 +2189,9 @@ ngbe_dev_interrupt_get_status(struct rte_eth_dev *dev)
if (eicr & NGBE_ICRMISC_GPIO)
intr->flags |= NGBE_FLAG_NEED_LINK_UPDATE;
+ if (eicr & NGBE_ICRMISC_HEAT)
+ intr->flags |= NGBE_FLAG_OVERHEAT;
+
((u32 *)hw->isb_mem)[NGBE_ISB_MISC] = 0;
return 0;
@@ -2243,6 +2268,11 @@ ngbe_dev_interrupt_action(struct rte_eth_dev *dev)
RTE_ETH_EVENT_INTR_LSC, NULL);
}
+ if (intr->flags & NGBE_FLAG_OVERHEAT) {
+ ngbe_dev_overheat(dev);
+ intr->flags &= ~NGBE_FLAG_OVERHEAT;
+ }
+
PMD_DRV_LOG(DEBUG, "enable intr immediately");
ngbe_enable_intr(dev);
@@ -17,6 +17,7 @@
#define NGBE_FLAG_PHY_INTERRUPT ((uint32_t)(1 << 2))
#define NGBE_FLAG_MACSEC ((uint32_t)(1 << 3))
#define NGBE_FLAG_NEED_LINK_CONFIG ((uint32_t)(1 << 4))
+#define NGBE_FLAG_OVERHEAT ((uint32_t)(1 << 5))
#define NGBE_VFTA_SIZE 128
#define NGBE_HKEY_MAX_INDEX 10