1/**************************************************************************** 2 * Driver for Solarflare Solarstorm network controllers and boards 3 * Copyright 2006-2009 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 EFX_WORKAROUNDS_H 11#define EFX_WORKAROUNDS_H 12 13/* 14 * Hardware workarounds. 15 * Bug numbers are from Solarflare's Bugzilla. 16 */ 17 18#define EFX_WORKAROUND_ALWAYS(efx) 1 19#define EFX_WORKAROUND_FALCON_A(efx) (efx_nic_rev(efx) <= EFX_REV_FALCON_A1) 20#define EFX_WORKAROUND_FALCON_AB(efx) (efx_nic_rev(efx) <= EFX_REV_FALCON_B0) 21#define EFX_WORKAROUND_SIENA(efx) (efx_nic_rev(efx) == EFX_REV_SIENA_A0) 22#define EFX_WORKAROUND_10G(efx) EFX_IS10G(efx) 23#define EFX_WORKAROUND_SFT9001(efx) ((efx)->phy_type == PHY_TYPE_SFT9001A || \ 24 (efx)->phy_type == PHY_TYPE_SFT9001B) 25 26/* XAUI resets if link not detected */ 27#define EFX_WORKAROUND_5147 EFX_WORKAROUND_ALWAYS 28/* RX PCIe double split performance issue */ 29#define EFX_WORKAROUND_7575 EFX_WORKAROUND_ALWAYS 30/* Bit-bashed I2C reads cause performance drop */ 31#define EFX_WORKAROUND_7884 EFX_WORKAROUND_10G 32/* TX_EV_PKT_ERR can be caused by a dangling TX descriptor 33 * or a PCIe error (bug 11028) */ 34#define EFX_WORKAROUND_10727 EFX_WORKAROUND_ALWAYS 35/* Transmit flow control may get disabled */ 36#define EFX_WORKAROUND_11482 EFX_WORKAROUND_FALCON_AB 37/* Truncated IPv4 packets can confuse the TX packet parser */ 38#define EFX_WORKAROUND_15592 EFX_WORKAROUND_FALCON_AB 39/* Legacy ISR read can return zero once */ 40#define EFX_WORKAROUND_15783 EFX_WORKAROUND_ALWAYS 41/* Legacy interrupt storm when interrupt fifo fills */ 42#define EFX_WORKAROUND_17213 EFX_WORKAROUND_SIENA 43 44/* Spurious parity errors in TSORT buffers */ 45#define EFX_WORKAROUND_5129 EFX_WORKAROUND_FALCON_A 46/* Unaligned read request >512 bytes after aligning may break TSORT */ 47#define EFX_WORKAROUND_5391 EFX_WORKAROUND_FALCON_A 48/* iSCSI parsing errors */ 49#define EFX_WORKAROUND_5583 EFX_WORKAROUND_FALCON_A 50/* RX events go missing */ 51#define EFX_WORKAROUND_5676 EFX_WORKAROUND_FALCON_A 52/* RX_RESET on A1 */ 53#define EFX_WORKAROUND_6555 EFX_WORKAROUND_FALCON_A 54/* Increase filter depth to avoid RX_RESET */ 55#define EFX_WORKAROUND_7244 EFX_WORKAROUND_FALCON_A 56/* Flushes may never complete */ 57#define EFX_WORKAROUND_7803 EFX_WORKAROUND_FALCON_AB 58/* Leak overlength packets rather than free */ 59#define EFX_WORKAROUND_8071 EFX_WORKAROUND_FALCON_A 60 61/* Need to send XNP pages for 100BaseT */ 62#define EFX_WORKAROUND_13204 EFX_WORKAROUND_SFT9001 63/* Don't restart AN in near-side loopback */ 64#define EFX_WORKAROUND_15195 EFX_WORKAROUND_SFT9001 65 66#endif /* EFX_WORKAROUNDS_H */ 67