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/****************************************************************************
* Driver for Solarflare network controllers and boards
* Copyright 2006-2013 Solarflare Communications Inc.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation, incorporated herein by reference.
*/
#ifndef EFX_WORKAROUNDS_H
#define EFX_WORKAROUNDS_H
/*
* Hardware workarounds.
* Bug numbers are from Solarflare's Bugzilla.
*/
#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 */
#define EFX_WORKAROUND_7884 EFX_WORKAROUND_10G
/* Legacy interrupt storm when interrupt fifo fills */
#define EFX_WORKAROUND_17213 EFX_WORKAROUND_SIENA
/* Lockup when writing event block registers at gen2/gen3 */
#define EFX_EF10_WORKAROUND_35388(efx) \
(((struct efx_ef10_nic_data *)efx->nic_data)->workaround_35388)
#define EFX_WORKAROUND_35388(efx) \
(efx_nic_rev(efx) == EFX_REV_HUNT_A0 && EFX_EF10_WORKAROUND_35388(efx))
/* Moderation timer access must go through MCDI */
#define EFX_EF10_WORKAROUND_61265(efx) \
(((struct efx_ef10_nic_data *)efx->nic_data)->workaround_61265)
#endif /* EFX_WORKAROUNDS_H */
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