162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0-only */ 262306a36Sopenharmony_ci/**************************************************************************** 362306a36Sopenharmony_ci * Driver for Solarflare network controllers and boards 462306a36Sopenharmony_ci * Copyright 2006-2013 Solarflare Communications Inc. 562306a36Sopenharmony_ci */ 662306a36Sopenharmony_ci 762306a36Sopenharmony_ci#ifndef EFX_WORKAROUNDS_H 862306a36Sopenharmony_ci#define EFX_WORKAROUNDS_H 962306a36Sopenharmony_ci 1062306a36Sopenharmony_ci/* 1162306a36Sopenharmony_ci * Hardware workarounds. 1262306a36Sopenharmony_ci * Bug numbers are from Solarflare's Bugzilla. 1362306a36Sopenharmony_ci */ 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_ci#define EFX_WORKAROUND_SIENA(efx) (efx_nic_rev(efx) == EFX_REV_SIENA_A0) 1662306a36Sopenharmony_ci#define EFX_WORKAROUND_EF10(efx) (efx_nic_rev(efx) >= EFX_REV_HUNT_A0) 1762306a36Sopenharmony_ci#define EFX_WORKAROUND_10G(efx) 1 1862306a36Sopenharmony_ci 1962306a36Sopenharmony_ci/* Bit-bashed I2C reads cause performance drop */ 2062306a36Sopenharmony_ci#define EFX_WORKAROUND_7884 EFX_WORKAROUND_10G 2162306a36Sopenharmony_ci/* Legacy interrupt storm when interrupt fifo fills */ 2262306a36Sopenharmony_ci#define EFX_WORKAROUND_17213 EFX_WORKAROUND_SIENA 2362306a36Sopenharmony_ci 2462306a36Sopenharmony_ci/* Moderation timer access must go through MCDI */ 2562306a36Sopenharmony_ci#define EFX_EF10_WORKAROUND_61265(efx) \ 2662306a36Sopenharmony_ci (((struct efx_ef10_nic_data *)efx->nic_data)->workaround_61265) 2762306a36Sopenharmony_ci 2862306a36Sopenharmony_ci#endif /* EFX_WORKAROUNDS_H */ 29