linux/drivers/net/sfc/workarounds.h

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/****************************************************************************
* Driver for Solarflare Solarstorm network controllers and boards
* Copyright 2006-2008 Solarflare Communications Inc.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation, incorporated herein by reference.
*/
#ifndef EFX_WORKAROUNDS_H
#define EFX_WORKAROUNDS_H
/*
* Hardware workarounds.
* Bug numbers are from Solarflare's Bugzilla.
*/
#define EFX_WORKAROUND_ALWAYS(efx) 1
#define EFX_WORKAROUND_FALCON_A(efx) (falcon_rev(efx) <= FALCON_REV_A1)
/* XAUI resets if link not detected */
#define EFX_WORKAROUND_5147 EFX_WORKAROUND_ALWAYS
/* RX PCIe double split performance issue */
#define EFX_WORKAROUND_7575 EFX_WORKAROUND_ALWAYS
/* Bit-bashed I2C reads cause performance drop */
#define EFX_WORKAROUND_7884 EFX_WORKAROUND_ALWAYS
/* TX pkt parser problem with <= 16 byte TXes */
#define EFX_WORKAROUND_9141 EFX_WORKAROUND_ALWAYS
/* Low rate CRC errors require XAUI reset */
#define EFX_WORKAROUND_10750 EFX_WORKAROUND_ALWAYS
/* TX_EV_PKT_ERR can be caused by a dangling TX descriptor
* or a PCIe error (bug 11028) */
#define EFX_WORKAROUND_10727 EFX_WORKAROUND_ALWAYS
/* Transmit flow control may get disabled */
#define EFX_WORKAROUND_11482 EFX_WORKAROUND_ALWAYS
/* Flush events can take a very long time to appear */
#define EFX_WORKAROUND_11557 EFX_WORKAROUND_ALWAYS
/* Spurious parity errors in TSORT buffers */
#define EFX_WORKAROUND_5129 EFX_WORKAROUND_FALCON_A
/* iSCSI parsing errors */
#define EFX_WORKAROUND_5583 EFX_WORKAROUND_FALCON_A
/* RX events go missing */
#define EFX_WORKAROUND_5676 EFX_WORKAROUND_FALCON_A
/* RX_RESET on A1 */
#define EFX_WORKAROUND_6555 EFX_WORKAROUND_FALCON_A
/* Increase filter depth to avoid RX_RESET */
#define EFX_WORKAROUND_7244 EFX_WORKAROUND_FALCON_A
/* Flushes may never complete */
#define EFX_WORKAROUND_7803 EFX_WORKAROUND_FALCON_A
/* Leak overlength packets rather than free */
#define EFX_WORKAROUND_8071 EFX_WORKAROUND_FALCON_A
#endif /* EFX_WORKAROUNDS_H */