Date: Wed, 12 Dec 2018 12:23:35 +0000 (UTC) From: Hans Petter Selasky <hselasky@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-stable@freebsd.org, svn-src-stable-12@freebsd.org Subject: svn commit: r341935 - stable/12/sys/dev/mlx5/mlx5_core Message-ID: <201812121223.wBCCNZRT080170@repo.freebsd.org>
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Author: hselasky Date: Wed Dec 12 12:23:35 2018 New Revision: 341935 URL: https://svnweb.freebsd.org/changeset/base/341935 Log: MFC r341561: mlx5: Add global control to disable firmware reset, for all mlx5 devices. Submitted by: kib@ Sponsored by: Mellanox Technologies Modified: stable/12/sys/dev/mlx5/mlx5_core/mlx5_health.c Directory Properties: stable/12/ (props changed) Modified: stable/12/sys/dev/mlx5/mlx5_core/mlx5_health.c ============================================================================== --- stable/12/sys/dev/mlx5/mlx5_core/mlx5_health.c Wed Dec 12 12:22:40 2018 (r341934) +++ stable/12/sys/dev/mlx5/mlx5_core/mlx5_health.c Wed Dec 12 12:23:35 2018 (r341935) @@ -59,6 +59,11 @@ enum { MLX5_SENSOR_FW_SYND_RFR = 5, }; +static int mlx5_fw_reset_enable = 1; +SYSCTL_INT(_hw_mlx5, OID_AUTO, fw_reset_enable, CTLFLAG_RWTUN, + &mlx5_fw_reset_enable, 0, + "Enable firmware reset"); + static int lock_sem_sw_reset(struct mlx5_core_dev *dev) { int ret; @@ -180,10 +185,13 @@ static u32 check_fatal_sensors(struct mlx5_core_dev *d static void reset_fw_if_needed(struct mlx5_core_dev *dev) { - bool supported = (ioread32be(&dev->iseg->initializing) >> - MLX5_FW_RESET_SUPPORTED_OFFSET) & 1; + bool supported; u32 cmdq_addr, fatal_error; + if (!mlx5_fw_reset_enable) + return; + supported = (ioread32be(&dev->iseg->initializing) >> + MLX5_FW_RESET_SUPPORTED_OFFSET) & 1; if (!supported) return;
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