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 EF4_WORKAROUNDS_H
11#define EF4_WORKAROUNDS_H
12
13/*
14 * Hardware workarounds.
15 * Bug numbers are from Solarflare's Bugzilla.
16 */
17
18#define EF4_WORKAROUND_FALCON_A(efx) (ef4_nic_rev(efx) <= EF4_REV_FALCON_A1)
19#define EF4_WORKAROUND_FALCON_AB(efx) (ef4_nic_rev(efx) <= EF4_REV_FALCON_B0)
20#define EF4_WORKAROUND_10G(efx) 1
21
22/* Bit-bashed I2C reads cause performance drop */
23#define EF4_WORKAROUND_7884 EF4_WORKAROUND_10G
24/* Truncated IPv4 packets can confuse the TX packet parser */
25#define EF4_WORKAROUND_15592 EF4_WORKAROUND_FALCON_AB
26
27/* Spurious parity errors in TSORT buffers */
28#define EF4_WORKAROUND_5129 EF4_WORKAROUND_FALCON_A
29/* Unaligned read request >512 bytes after aligning may break TSORT */
30#define EF4_WORKAROUND_5391 EF4_WORKAROUND_FALCON_A
31/* iSCSI parsing errors */
32#define EF4_WORKAROUND_5583 EF4_WORKAROUND_FALCON_A
33/* RX events go missing */
34#define EF4_WORKAROUND_5676 EF4_WORKAROUND_FALCON_A
35/* RX_RESET on A1 */
36#define EF4_WORKAROUND_6555 EF4_WORKAROUND_FALCON_A
37/* Increase filter depth to avoid RX_RESET */
38#define EF4_WORKAROUND_7244 EF4_WORKAROUND_FALCON_A
39/* Flushes may never complete */
40#define EF4_WORKAROUND_7803 EF4_WORKAROUND_FALCON_AB
41/* Leak overlength packets rather than free */
42#define EF4_WORKAROUND_8071 EF4_WORKAROUND_FALCON_A
43
44#endif /* EF4_WORKAROUNDS_H */