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Merge up to 2.6.26
Merge of 2.6.x-xfs-melb:linux:31804b by kenmcd.

/****************************************************************************
 * 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
/* SNAP frames have TOBE_DISC set */
#define EFX_WORKAROUND_5475 EFX_WORKAROUND_ALWAYS
/* RX PCIe double split performance issue */
#define EFX_WORKAROUND_7575 EFX_WORKAROUND_ALWAYS
/* TX pkt parser problem with <= 16 byte TXes */
#define EFX_WORKAROUND_9141 EFX_WORKAROUND_ALWAYS
/* XGXS and XAUI reset sequencing in SW */
#define EFX_WORKAROUND_9388 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 */