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Index: sys/dev/e1000/if_em.h
===================================================================
--- sys/dev/e1000/if_em.h
+++ sys/dev/e1000/if_em.h
@@ -341,8 +341,6 @@
#define EM_VFTA_SIZE 128
#define EM_TSO_SIZE 65535
#define EM_TSO_SEG_SIZE 4096 /* Max dma segment size */
-#define EM_MSIX_MASK 0x01F00000 /* For 82574 use */
-#define EM_MSIX_LINK 0x01000000 /* For 82574 use */
#define ETH_ZLEN 60
#define EM_CSUM_OFFLOAD (CSUM_IP | CSUM_IP_UDP | CSUM_IP_TCP) /* Offload bits in mbuf flag */
#define IGB_CSUM_OFFLOAD (CSUM_IP | CSUM_IP_UDP | CSUM_IP_TCP | \
Index: sys/dev/e1000/if_em.c
===================================================================
--- sys/dev/e1000/if_em.c
+++ sys/dev/e1000/if_em.c
@@ -1515,9 +1515,9 @@
if (reg_icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC)) {
em_handle_link(adapter->ctx);
} else if (adapter->hw.mac.type == e1000_82574) {
- /* Only re-arm 82574 if em_if_update_admin_status() won't. */
- E1000_WRITE_REG(&adapter->hw, E1000_IMS, EM_MSIX_LINK |
- E1000_IMS_LSC);
+ /* Only re-arm 82574 link if em_if_update_admin_status() won't. */
+ E1000_WRITE_REG(&adapter->hw, E1000_IMS, E1000_IMS_OTHER |
+ E1000_IMS_LSC);
}
if (adapter->hw.mac.type == e1000_82574) {
@@ -1531,7 +1531,6 @@
} else {
/* Re-arm unconditionally */
E1000_WRITE_REG(&adapter->hw, E1000_IMS, E1000_IMS_LSC);
- E1000_WRITE_REG(&adapter->hw, E1000_EIMS, adapter->link_mask);
}
return (FILTER_HANDLED);
@@ -1878,7 +1877,7 @@
lem_smartspeed(adapter);
else if (hw->mac.type == e1000_82574 &&
adapter->intr_type == IFLIB_INTR_MSIX)
- E1000_WRITE_REG(hw, E1000_IMS, EM_MSIX_LINK | E1000_IMS_LSC);
+ E1000_WRITE_REG(hw, E1000_IMS, E1000_IMS_OTHER | E1000_IMS_LSC);
}
static void
@@ -2091,6 +2090,11 @@
adapter->ivars |= (8 | rx_vectors) << 16;
adapter->ivars |= 0x80000000;
}
+ /* Enable the "Other" interrupt type for 82574 for link status change */
+ if (adapter->hw.mac.type == e1000_82574 &&
+ adapter->intr_type == IFLIB_INTR_MSIX)
+ adapter->ims |= E1000_IMS_OTHER;
+
return (0);
fail:
iflib_irq_free(ctx, &adapter->irq);
@@ -3468,7 +3472,7 @@
u32 ims_mask = IMS_ENABLE_MASK;
if (hw->mac.type == e1000_82574) {
- E1000_WRITE_REG(hw, EM_EIAC, EM_MSIX_MASK);
+ E1000_WRITE_REG(hw, EM_EIAC, adapter->ims);
ims_mask |= adapter->ims;
}
E1000_WRITE_REG(hw, E1000_IMS, ims_mask);

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