1/**************************************************************************** 2 * Driver for Solarflare network controllers and boards 3 * Copyright 2006-2013 Solarflare Communications Inc. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 as published 7 * by the Free Software Foundation, incorporated herein by reference. 8 */ 9 10#ifndef EFX_WORKAROUNDS_H 11#define EFX_WORKAROUNDS_H 12 13/* 14 * Hardware workarounds. 15 * Bug numbers are from Solarflare's Bugzilla. 16 */ 17 18#define EFX_WORKAROUND_SIENA(efx) (efx_nic_rev(efx) == EFX_REV_SIENA_A0) 19#define EFX_WORKAROUND_EF10(efx) (efx_nic_rev(efx) >= EFX_REV_HUNT_A0) 20#define EFX_WORKAROUND_10G(efx) 1 21 22/* Bit-bashed I2C reads cause performance drop */ 23#define EFX_WORKAROUND_7884 EFX_WORKAROUND_10G 24/* Legacy interrupt storm when interrupt fifo fills */ 25#define EFX_WORKAROUND_17213 EFX_WORKAROUND_SIENA 26 27/* Lockup when writing event block registers at gen2/gen3 */ 28#define EFX_EF10_WORKAROUND_35388(efx) \ 29 (((struct efx_ef10_nic_data *)efx->nic_data)->workaround_35388) 30#define EFX_WORKAROUND_35388(efx) \ 31 (efx_nic_rev(efx) == EFX_REV_HUNT_A0 && EFX_EF10_WORKAROUND_35388(efx)) 32 33/* Moderation timer access must go through MCDI */ 34#define EFX_EF10_WORKAROUND_61265(efx) \ 35 (((struct efx_ef10_nic_data *)efx->nic_data)->workaround_61265) 36 37#endif /* EFX_WORKAROUNDS_H */ 38