1/* SPDX-License-Identifier: GPL-2.0-only */ 2/**************************************************************************** 3 * Driver for Solarflare network controllers and boards 4 * Copyright 2006-2013 Solarflare Communications Inc. 5 */ 6 7#ifndef EFX_WORKAROUNDS_H 8#define EFX_WORKAROUNDS_H 9 10/* 11 * Hardware workarounds. 12 * Bug numbers are from Solarflare's Bugzilla. 13 */ 14 15#define EFX_WORKAROUND_SIENA(efx) (efx_nic_rev(efx) == EFX_REV_SIENA_A0) 16#define EFX_WORKAROUND_EF10(efx) (efx_nic_rev(efx) >= EFX_REV_HUNT_A0) 17#define EFX_WORKAROUND_10G(efx) 1 18 19/* Bit-bashed I2C reads cause performance drop */ 20#define EFX_WORKAROUND_7884 EFX_WORKAROUND_10G 21/* Legacy interrupt storm when interrupt fifo fills */ 22#define EFX_WORKAROUND_17213 EFX_WORKAROUND_SIENA 23 24/* Lockup when writing event block registers at gen2/gen3 */ 25#define EFX_EF10_WORKAROUND_35388(efx) \ 26 (((struct efx_ef10_nic_data *)efx->nic_data)->workaround_35388) 27#define EFX_WORKAROUND_35388(efx) \ 28 (efx_nic_rev(efx) == EFX_REV_HUNT_A0 && EFX_EF10_WORKAROUND_35388(efx)) 29 30/* Moderation timer access must go through MCDI */ 31#define EFX_EF10_WORKAROUND_61265(efx) \ 32 (((struct efx_ef10_nic_data *)efx->nic_data)->workaround_61265) 33 34#endif /* EFX_WORKAROUNDS_H */ 35