EFX_REV_SIENA_A0
.revision = EFX_REV_SIENA_A0,
if (efx_nic_rev(efx) > EFX_REV_SIENA_A0)
#define EFX_WORKAROUND_SIENA(efx) (efx_nic_rev(efx) == EFX_REV_SIENA_A0)