From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- drivers/net/ethernet/sfc/workarounds.h | 37 ++++++++++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 drivers/net/ethernet/sfc/workarounds.h (limited to 'drivers/net/ethernet/sfc/workarounds.h') diff --git a/drivers/net/ethernet/sfc/workarounds.h b/drivers/net/ethernet/sfc/workarounds.h new file mode 100644 index 000000000..c67fa18b8 --- /dev/null +++ b/drivers/net/ethernet/sfc/workarounds.h @@ -0,0 +1,37 @@ +/**************************************************************************** + * 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 */ -- cgit v1.2.3