/**************************************************************************** * 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 EFX_WORKAROUNDS_H #define EFX_WORKAROUNDS_H /* * Hardware workarounds. * Bug numbers are from Solarflare's Bugzilla. */ #define EFX_WORKAROUND_SIENA(efx) (efx_nic_rev(efx) == EFX_REV_SIENA_A0) #define EFX_WORKAROUND_EF10(efx) (efx_nic_rev(efx) >= EFX_REV_HUNT_A0) #define EFX_WORKAROUND_10G(efx) 1 /* Bit-bashed I2C reads cause performance drop */ #define EFX_WORKAROUND_7884 EFX_WORKAROUND_10G /* Legacy interrupt storm when interrupt fifo fills */ #define EFX_WORKAROUND_17213 EFX_WORKAROUND_SIENA /* Lockup when writing event block registers at gen2/gen3 */ #define EFX_EF10_WORKAROUND_35388(efx) \ (((struct efx_ef10_nic_data *)efx->nic_data)->workaround_35388) #define EFX_WORKAROUND_35388(efx) \ (efx_nic_rev(efx) == EFX_REV_HUNT_A0 && EFX_EF10_WORKAROUND_35388(efx)) /* Moderation timer access must go through MCDI */ #define EFX_EF10_WORKAROUND_61265(efx) \ (((struct efx_ef10_nic_data *)efx->nic_data)->workaround_61265) #endif /* EFX_WORKAROUNDS_H */