commit a53d26eb888ab1c41779c443daf1af948c641e0b
author Bert Kenward <bkenward@solarflare.com> Tue Apr 25 13:44:54 2017 +0100
committer David S. Miller <davem@davemloft.net> Tue Apr 25 11:19:21 2017 -0400
tree 2ce5c11a873252a6c5579d7d9848d17745b93fcb
parent f6478218e6edc2a587b8f132f66373baa7b2497c

sfc: tx ring can only have 2048 entries for all EF10 NICs

Fixes: dd248f1bc65b ("sfc: Add PCI ID for Solarflare 8000 series 10/40G NIC")
Reported-by: Patrick Talbert <ptalbert@redhat.com>
Signed-off-by: Bert Kenward <bkenward@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/sfc/workarounds.h

diff --git a/drivers/net/ethernet/sfc/workarounds.h b/drivers/net/ethernet/sfc/workarounds.h
index 103f827..c67fa18 100644
--- a/drivers/net/ethernet/sfc/workarounds.h
+++ b/drivers/net/ethernet/sfc/workarounds.h
@@ -16,6 +16,7 @@
  */
 
 #define EFX_WORKAROUND_SIENA(efx) (efx_nic_rev(efx) == EFX_REV_SIENA_A0)
+#define EFX_WORKAROUND_EF10(efx) (efx_nic_rev(efx) >= EFX_REV_HUNT_A0)
 #define EFX_WORKAROUND_10G(efx) 1
 
 /* Bit-bashed I2C reads cause performance drop */