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_10G(efx) 1
20
21/* Bit-bashed I2C reads cause performance drop */
22#define EFX_WORKAROUND_7884 EFX_WORKAROUND_10G
23/* Legacy interrupt storm when interrupt fifo fills */
24#define EFX_WORKAROUND_17213 EFX_WORKAROUND_SIENA
25
26/* Lockup when writing event block registers at gen2/gen3 */
27#define EFX_EF10_WORKAROUND_35388(efx)					\
28	(((struct efx_ef10_nic_data *)efx->nic_data)->workaround_35388)
29#define EFX_WORKAROUND_35388(efx)					\
30	(efx_nic_rev(efx) == EFX_REV_HUNT_A0 && EFX_EF10_WORKAROUND_35388(efx))
31
32/* Moderation timer access must go through MCDI */
33#define EFX_EF10_WORKAROUND_61265(efx)					\
34	(((struct efx_ef10_nic_data *)efx->nic_data)->workaround_61265)
35
36#endif /* EFX_WORKAROUNDS_H */