| /**************************************************************************** |
| * Driver for Solarflare Solarstorm network controllers and boards |
| * Copyright 2006-2010 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) (efx_nic_rev(efx) <= EFX_REV_FALCON_A1) |
| #define EFX_WORKAROUND_FALCON_AB(efx) (efx_nic_rev(efx) <= EFX_REV_FALCON_B0) |
| #define EFX_WORKAROUND_SIENA(efx) (efx_nic_rev(efx) == EFX_REV_SIENA_A0) |
| #define EFX_WORKAROUND_10G(efx) 1 |
| |
| /* 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_10G |
| /* 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_FALCON_AB |
| /* Truncated IPv4 packets can confuse the TX packet parser */ |
| #define EFX_WORKAROUND_15592 EFX_WORKAROUND_FALCON_AB |
| /* Legacy ISR read can return zero once */ |
| #define EFX_WORKAROUND_15783 EFX_WORKAROUND_ALWAYS |
| /* Legacy interrupt storm when interrupt fifo fills */ |
| #define EFX_WORKAROUND_17213 EFX_WORKAROUND_SIENA |
| |
| /* Spurious parity errors in TSORT buffers */ |
| #define EFX_WORKAROUND_5129 EFX_WORKAROUND_FALCON_A |
| /* Unaligned read request >512 bytes after aligning may break TSORT */ |
| #define EFX_WORKAROUND_5391 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_AB |
| /* Leak overlength packets rather than free */ |
| #define EFX_WORKAROUND_8071 EFX_WORKAROUND_FALCON_A |
| |
| #endif /* EFX_WORKAROUNDS_H */ |
