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Index: head/sys/dev/sfxge/common/efx.h
===================================================================
--- head/sys/dev/sfxge/common/efx.h
+++ head/sys/dev/sfxge/common/efx.h
@@ -1320,6 +1320,7 @@
boolean_t enc_bug35388_workaround;
boolean_t enc_bug41750_workaround;
boolean_t enc_bug61265_workaround;
+ boolean_t enc_bug61297_workaround;
boolean_t enc_rx_batching_enabled;
/* Maximum number of descriptors completed in an rx event. */
uint32_t enc_rx_batch_max;
Index: head/sys/dev/sfxge/common/hunt_nic.c
===================================================================
--- head/sys/dev/sfxge/common/hunt_nic.c
+++ head/sys/dev/sfxge/common/hunt_nic.c
@@ -217,6 +217,9 @@
encp->enc_bug61265_workaround = B_FALSE; /* Medford only */
+ /* Checksums for TSO sends can be incorrect on Huntington. */
+ encp->enc_bug61297_workaround = B_TRUE;
+
/* Alignment for receive packet DMA buffers */
encp->enc_rx_buf_align_start = 1;
encp->enc_rx_buf_align_end = 64; /* RX DMA end padding */
Index: head/sys/dev/sfxge/common/medford2_nic.c
===================================================================
--- head/sys/dev/sfxge/common/medford2_nic.c
+++ head/sys/dev/sfxge/common/medford2_nic.c
@@ -125,6 +125,9 @@
else
goto fail1;
+ /* Checksums for TSO sends should always be correct on Medford2. */
+ encp->enc_bug61297_workaround = B_FALSE;
+
/* Get clock frequencies (in MHz). */
if ((rc = efx_mcdi_get_clock(enp, &sysclk, &dpcpu_clk)) != 0)
goto fail2;
Index: head/sys/dev/sfxge/common/medford_nic.c
===================================================================
--- head/sys/dev/sfxge/common/medford_nic.c
+++ head/sys/dev/sfxge/common/medford_nic.c
@@ -121,6 +121,9 @@
else
goto fail1;
+ /* Checksums for TSO sends can be incorrect on Medford. */
+ encp->enc_bug61297_workaround = B_TRUE;
+
/* Get clock frequencies (in MHz). */
if ((rc = efx_mcdi_get_clock(enp, &sysclk, &dpcpu_clk)) != 0)
goto fail2;

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