1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */ 2*4882a593Smuzhiyun /**************************************************************************** 3*4882a593Smuzhiyun * Driver for Solarflare network controllers and boards 4*4882a593Smuzhiyun * Copyright 2006-2013 Solarflare Communications Inc. 5*4882a593Smuzhiyun */ 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #ifndef EF4_WORKAROUNDS_H 8*4882a593Smuzhiyun #define EF4_WORKAROUNDS_H 9*4882a593Smuzhiyun 10*4882a593Smuzhiyun /* 11*4882a593Smuzhiyun * Hardware workarounds. 12*4882a593Smuzhiyun * Bug numbers are from Solarflare's Bugzilla. 13*4882a593Smuzhiyun */ 14*4882a593Smuzhiyun 15*4882a593Smuzhiyun #define EF4_WORKAROUND_FALCON_A(efx) (ef4_nic_rev(efx) <= EF4_REV_FALCON_A1) 16*4882a593Smuzhiyun #define EF4_WORKAROUND_FALCON_AB(efx) (ef4_nic_rev(efx) <= EF4_REV_FALCON_B0) 17*4882a593Smuzhiyun #define EF4_WORKAROUND_10G(efx) 1 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun /* Bit-bashed I2C reads cause performance drop */ 20*4882a593Smuzhiyun #define EF4_WORKAROUND_7884 EF4_WORKAROUND_10G 21*4882a593Smuzhiyun /* Truncated IPv4 packets can confuse the TX packet parser */ 22*4882a593Smuzhiyun #define EF4_WORKAROUND_15592 EF4_WORKAROUND_FALCON_AB 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun /* Spurious parity errors in TSORT buffers */ 25*4882a593Smuzhiyun #define EF4_WORKAROUND_5129 EF4_WORKAROUND_FALCON_A 26*4882a593Smuzhiyun /* Unaligned read request >512 bytes after aligning may break TSORT */ 27*4882a593Smuzhiyun #define EF4_WORKAROUND_5391 EF4_WORKAROUND_FALCON_A 28*4882a593Smuzhiyun /* iSCSI parsing errors */ 29*4882a593Smuzhiyun #define EF4_WORKAROUND_5583 EF4_WORKAROUND_FALCON_A 30*4882a593Smuzhiyun /* RX events go missing */ 31*4882a593Smuzhiyun #define EF4_WORKAROUND_5676 EF4_WORKAROUND_FALCON_A 32*4882a593Smuzhiyun /* RX_RESET on A1 */ 33*4882a593Smuzhiyun #define EF4_WORKAROUND_6555 EF4_WORKAROUND_FALCON_A 34*4882a593Smuzhiyun /* Increase filter depth to avoid RX_RESET */ 35*4882a593Smuzhiyun #define EF4_WORKAROUND_7244 EF4_WORKAROUND_FALCON_A 36*4882a593Smuzhiyun /* Flushes may never complete */ 37*4882a593Smuzhiyun #define EF4_WORKAROUND_7803 EF4_WORKAROUND_FALCON_AB 38*4882a593Smuzhiyun /* Leak overlength packets rather than free */ 39*4882a593Smuzhiyun #define EF4_WORKAROUND_8071 EF4_WORKAROUND_FALCON_A 40*4882a593Smuzhiyun 41*4882a593Smuzhiyun #endif /* EF4_WORKAROUNDS_H */ 42