diff options
Diffstat (limited to 'drivers/net/ethernet/sfc/falcon/workarounds.h')
| -rw-r--r-- | drivers/net/ethernet/sfc/falcon/workarounds.h | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/drivers/net/ethernet/sfc/falcon/workarounds.h b/drivers/net/ethernet/sfc/falcon/workarounds.h new file mode 100644 index 000000000000..6af800bc9633 --- /dev/null +++ b/drivers/net/ethernet/sfc/falcon/workarounds.h @@ -0,0 +1,44 @@ +/**************************************************************************** + * Driver for Solarflare network controllers and boards + * Copyright 2006-2013 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 EF4_WORKAROUNDS_H +#define EF4_WORKAROUNDS_H + +/* + * Hardware workarounds. + * Bug numbers are from Solarflare's Bugzilla. + */ + +#define EF4_WORKAROUND_FALCON_A(efx) (ef4_nic_rev(efx) <= EF4_REV_FALCON_A1) +#define EF4_WORKAROUND_FALCON_AB(efx) (ef4_nic_rev(efx) <= EF4_REV_FALCON_B0) +#define EF4_WORKAROUND_10G(efx) 1 + +/* Bit-bashed I2C reads cause performance drop */ +#define EF4_WORKAROUND_7884 EF4_WORKAROUND_10G +/* Truncated IPv4 packets can confuse the TX packet parser */ +#define EF4_WORKAROUND_15592 EF4_WORKAROUND_FALCON_AB + +/* Spurious parity errors in TSORT buffers */ +#define EF4_WORKAROUND_5129 EF4_WORKAROUND_FALCON_A +/* Unaligned read request >512 bytes after aligning may break TSORT */ +#define EF4_WORKAROUND_5391 EF4_WORKAROUND_FALCON_A +/* iSCSI parsing errors */ +#define EF4_WORKAROUND_5583 EF4_WORKAROUND_FALCON_A +/* RX events go missing */ +#define EF4_WORKAROUND_5676 EF4_WORKAROUND_FALCON_A +/* RX_RESET on A1 */ +#define EF4_WORKAROUND_6555 EF4_WORKAROUND_FALCON_A +/* Increase filter depth to avoid RX_RESET */ +#define EF4_WORKAROUND_7244 EF4_WORKAROUND_FALCON_A +/* Flushes may never complete */ +#define EF4_WORKAROUND_7803 EF4_WORKAROUND_FALCON_AB +/* Leak overlength packets rather than free */ +#define EF4_WORKAROUND_8071 EF4_WORKAROUND_FALCON_A + +#endif /* EF4_WORKAROUNDS_H */ |