15a6681e2SEdward Cree /****************************************************************************
25a6681e2SEdward Cree  * Driver for Solarflare network controllers and boards
35a6681e2SEdward Cree  * Copyright 2006-2013 Solarflare Communications Inc.
45a6681e2SEdward Cree  *
55a6681e2SEdward Cree  * This program is free software; you can redistribute it and/or modify it
65a6681e2SEdward Cree  * under the terms of the GNU General Public License version 2 as published
75a6681e2SEdward Cree  * by the Free Software Foundation, incorporated herein by reference.
85a6681e2SEdward Cree  */
95a6681e2SEdward Cree 
105a6681e2SEdward Cree #ifndef EF4_WORKAROUNDS_H
115a6681e2SEdward Cree #define EF4_WORKAROUNDS_H
125a6681e2SEdward Cree 
135a6681e2SEdward Cree /*
145a6681e2SEdward Cree  * Hardware workarounds.
155a6681e2SEdward Cree  * Bug numbers are from Solarflare's Bugzilla.
165a6681e2SEdward Cree  */
175a6681e2SEdward Cree 
185a6681e2SEdward Cree #define EF4_WORKAROUND_FALCON_A(efx) (ef4_nic_rev(efx) <= EF4_REV_FALCON_A1)
195a6681e2SEdward Cree #define EF4_WORKAROUND_FALCON_AB(efx) (ef4_nic_rev(efx) <= EF4_REV_FALCON_B0)
205a6681e2SEdward Cree #define EF4_WORKAROUND_10G(efx) 1
215a6681e2SEdward Cree 
225a6681e2SEdward Cree /* Bit-bashed I2C reads cause performance drop */
235a6681e2SEdward Cree #define EF4_WORKAROUND_7884 EF4_WORKAROUND_10G
245a6681e2SEdward Cree /* Truncated IPv4 packets can confuse the TX packet parser */
255a6681e2SEdward Cree #define EF4_WORKAROUND_15592 EF4_WORKAROUND_FALCON_AB
265a6681e2SEdward Cree 
275a6681e2SEdward Cree /* Spurious parity errors in TSORT buffers */
285a6681e2SEdward Cree #define EF4_WORKAROUND_5129 EF4_WORKAROUND_FALCON_A
295a6681e2SEdward Cree /* Unaligned read request >512 bytes after aligning may break TSORT */
305a6681e2SEdward Cree #define EF4_WORKAROUND_5391 EF4_WORKAROUND_FALCON_A
315a6681e2SEdward Cree /* iSCSI parsing errors */
325a6681e2SEdward Cree #define EF4_WORKAROUND_5583 EF4_WORKAROUND_FALCON_A
335a6681e2SEdward Cree /* RX events go missing */
345a6681e2SEdward Cree #define EF4_WORKAROUND_5676 EF4_WORKAROUND_FALCON_A
355a6681e2SEdward Cree /* RX_RESET on A1 */
365a6681e2SEdward Cree #define EF4_WORKAROUND_6555 EF4_WORKAROUND_FALCON_A
375a6681e2SEdward Cree /* Increase filter depth to avoid RX_RESET */
385a6681e2SEdward Cree #define EF4_WORKAROUND_7244 EF4_WORKAROUND_FALCON_A
395a6681e2SEdward Cree /* Flushes may never complete */
405a6681e2SEdward Cree #define EF4_WORKAROUND_7803 EF4_WORKAROUND_FALCON_AB
415a6681e2SEdward Cree /* Leak overlength packets rather than free */
425a6681e2SEdward Cree #define EF4_WORKAROUND_8071 EF4_WORKAROUND_FALCON_A
435a6681e2SEdward Cree 
445a6681e2SEdward Cree #endif /* EF4_WORKAROUNDS_H */
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