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906bb26c06
This driver has been mostly rewritten since Michael Brown's initial work, so swap the order of the authors. Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
67 lines
2.7 KiB
C
67 lines
2.7 KiB
C
/****************************************************************************
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* Driver for Solarflare Solarstorm network controllers and boards
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* Copyright 2006-2009 Solarflare Communications Inc.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation, incorporated herein by reference.
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*/
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#ifndef EFX_WORKAROUNDS_H
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#define EFX_WORKAROUNDS_H
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/*
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* Hardware workarounds.
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* Bug numbers are from Solarflare's Bugzilla.
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*/
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#define EFX_WORKAROUND_ALWAYS(efx) 1
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#define EFX_WORKAROUND_FALCON_A(efx) (efx_nic_rev(efx) <= EFX_REV_FALCON_A1)
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#define EFX_WORKAROUND_FALCON_AB(efx) (efx_nic_rev(efx) <= EFX_REV_FALCON_B0)
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#define EFX_WORKAROUND_SIENA(efx) (efx_nic_rev(efx) == EFX_REV_SIENA_A0)
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#define EFX_WORKAROUND_10G(efx) EFX_IS10G(efx)
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#define EFX_WORKAROUND_SFT9001(efx) ((efx)->phy_type == PHY_TYPE_SFT9001A || \
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(efx)->phy_type == PHY_TYPE_SFT9001B)
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/* XAUI resets if link not detected */
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#define EFX_WORKAROUND_5147 EFX_WORKAROUND_ALWAYS
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/* RX PCIe double split performance issue */
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#define EFX_WORKAROUND_7575 EFX_WORKAROUND_ALWAYS
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/* Bit-bashed I2C reads cause performance drop */
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#define EFX_WORKAROUND_7884 EFX_WORKAROUND_10G
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/* TX_EV_PKT_ERR can be caused by a dangling TX descriptor
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* or a PCIe error (bug 11028) */
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#define EFX_WORKAROUND_10727 EFX_WORKAROUND_ALWAYS
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/* Transmit flow control may get disabled */
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#define EFX_WORKAROUND_11482 EFX_WORKAROUND_FALCON_AB
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/* Truncated IPv4 packets can confuse the TX packet parser */
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#define EFX_WORKAROUND_15592 EFX_WORKAROUND_FALCON_AB
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/* Legacy ISR read can return zero once */
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#define EFX_WORKAROUND_15783 EFX_WORKAROUND_SIENA
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/* Legacy interrupt storm when interrupt fifo fills */
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#define EFX_WORKAROUND_17213 EFX_WORKAROUND_SIENA
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/* Spurious parity errors in TSORT buffers */
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#define EFX_WORKAROUND_5129 EFX_WORKAROUND_FALCON_A
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/* Unaligned read request >512 bytes after aligning may break TSORT */
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#define EFX_WORKAROUND_5391 EFX_WORKAROUND_FALCON_A
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/* iSCSI parsing errors */
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#define EFX_WORKAROUND_5583 EFX_WORKAROUND_FALCON_A
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/* RX events go missing */
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#define EFX_WORKAROUND_5676 EFX_WORKAROUND_FALCON_A
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/* RX_RESET on A1 */
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#define EFX_WORKAROUND_6555 EFX_WORKAROUND_FALCON_A
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/* Increase filter depth to avoid RX_RESET */
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#define EFX_WORKAROUND_7244 EFX_WORKAROUND_FALCON_A
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/* Flushes may never complete */
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#define EFX_WORKAROUND_7803 EFX_WORKAROUND_FALCON_A
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/* Leak overlength packets rather than free */
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#define EFX_WORKAROUND_8071 EFX_WORKAROUND_FALCON_A
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/* Need to send XNP pages for 100BaseT */
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#define EFX_WORKAROUND_13204 EFX_WORKAROUND_SFT9001
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/* Don't restart AN in near-side loopback */
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#define EFX_WORKAROUND_15195 EFX_WORKAROUND_SFT9001
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#endif /* EFX_WORKAROUNDS_H */
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