workarounds.h

 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/* Moderation timer access must go through MCDI */
25#define EFX_EF10_WORKAROUND_61265(efx)					\
26	(((struct efx_ef10_nic_data *)efx->nic_data)->workaround_61265)
27
28#endif /* EFX_WORKAROUNDS_H */