From patchwork Mon May 17 08:42:57 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Santosh Sivaraj X-Patchwork-Id: 12261201 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4324DC433ED for ; Mon, 17 May 2021 08:43:25 +0000 (UTC) Received: from ml01.01.org (ml01.01.org [198.145.21.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0AA07610C9 for ; Mon, 17 May 2021 08:43:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0AA07610C9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=fossix.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-nvdimm-bounces@lists.01.org Received: from ml01.vlan13.01.org (localhost [IPv6:::1]) by ml01.01.org (Postfix) with ESMTP id E713C100EB83F; Mon, 17 May 2021 01:43:24 -0700 (PDT) Received-SPF: None (mailfrom) identity=mailfrom; client-ip=2607:f8b0:4864:20::1035; helo=mail-pj1-x1035.google.com; envelope-from=santosh@fossix.org; receiver= Received: from mail-pj1-x1035.google.com (mail-pj1-x1035.google.com [IPv6:2607:f8b0:4864:20::1035]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits)) (No client certificate requested) by ml01.01.org (Postfix) with ESMTPS id 3440E100EB83C for ; Mon, 17 May 2021 01:43:22 -0700 (PDT) Received: by mail-pj1-x1035.google.com with SMTP id g24so3261179pji.4 for ; Mon, 17 May 2021 01:43:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fossix-org.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=KaOCXsVkJiWJFh7uxvmdrcNTyQdi3/Y8ExfCK7odyDs=; b=BRniKKjqowuQly3YQ1F+w9n1V2U+WweltMH6F3gNP7pRfJSWG6E7nu4l05wKyTc0fP nrDNXkqtnOGO9KnyM5cGfslvgvmyfwMCHY/bq/tIOanyccff4tX4Fmi0j9s8TfVThLtd OpMDeEu2qBloZvK19MZ5dyT3eZCTb+m3EvBa06O2pockIxn4evEPZVTR9qG1Idlxpxa5 Nf70D3RV9lPuqHc6HPoLUjpq9AGd/II+bKSp2HJ7fwPQgUuXL+NoeD4aQbyvynQzrfZp v2YZIolmm7zQx1rMyI5y8Q1oOGCX/W2IOLfkrh96dWoTs+GeRyVJ/UG0/1y9MERfeA0d S8TQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=KaOCXsVkJiWJFh7uxvmdrcNTyQdi3/Y8ExfCK7odyDs=; b=OCK4P0Wen3o3oq8TCF+XFNRHwt6FwNJzDao3W9OeI53eUPSzC2zICmawms9cvEOgJc V2Xa+fCETN8/NQFa+zhSJ15/pPVcHHO60hM2isTkqPc7QB+VjwUiKt4MG5CojBQ85pj8 W7PF0QdZkTv8//acjA2AM8HSnyxxxIX8x3L+8WtNiXRS+ytpL+G1dd05nAL/im2vI9F8 6/UL+l0izUCYOyPXHybEEkSv+U7Bckz4OBn2K1mqfkHGybN+LrQJR8xalZ6rlxR76KBz dMHoN3LKT5Z7zssK7hDLdgSbijk199QOCKp9Fb/dieCJB61XJdPQH+9jXEwqZ9KhaLVi tizQ== X-Gm-Message-State: AOAM533uOIxa0waqOj0L+adFXK1zJ/5xUFaHAFCyEhR5G0h30dXNHaEO E/q+wlW+VSdjJzdAvX6/uvi6Vg3j0qu2ZQ== X-Google-Smtp-Source: ABdhPJwV6k48stTIHcPjA9xh82EwbITsEggSOZWbforpgAmyhJGkNOKHOHy6wCPVJDV4wLM1fP9tfw== X-Received: by 2002:a17:90a:f491:: with SMTP id bx17mr25939108pjb.176.1621241001483; Mon, 17 May 2021 01:43:21 -0700 (PDT) Received: from desktop.fossix.local ([103.21.79.4]) by smtp.gmail.com with ESMTPSA id z24sm2715254pfk.150.2021.05.17.01.43.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 17 May 2021 01:43:21 -0700 (PDT) From: Santosh Sivaraj To: Linux NVDIMM Subject: [ndctl v2 2/4] papr: ndtest: Enable smart test cases Date: Mon, 17 May 2021 14:12:57 +0530 Message-Id: <20210517084259.181236-2-santosh@fossix.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210517084259.181236-1-santosh@fossix.org> References: <20210517084259.181236-1-santosh@fossix.org> MIME-Version: 1.0 Message-ID-Hash: AMHUCLETDTUHFCVIKBD4RD7QERYNER7M X-Message-ID-Hash: AMHUCLETDTUHFCVIKBD4RD7QERYNER7M X-MailFrom: santosh@fossix.org X-Mailman-Rule-Misses: dmarc-mitigation; no-senders; approved; emergency; loop; banned-address; member-moderation; nonmember-moderation; administrivia; implicit-dest; max-recipients; max-size; news-moderation; no-subject; suspicious-header CC: Shivaprasad G Bhat , Harish Sriram , "Aneesh Kumar K.V" , Shivaprasad G Bhat X-Mailman-Version: 3.1.1 Precedence: list List-Id: "Linux-nvdimm developer list." Archived-At: List-Archive: List-Help: List-Post: List-Subscribe: List-Unsubscribe: From: Shivaprasad G Bhat The patch implements all necessary smart APIs for the ndtest kernel driver. Both inject-smart.sh and monitor.sh tests pass with the patch. Signed-off-by: Shivaprasad G Bhat --- ndctl/lib/papr.c | 313 ++++++++++++++++++++++++++++++++++++++++++ ndctl/lib/papr.h | 9 ++ ndctl/lib/papr_pdsm.h | 50 ++++++- 3 files changed, 371 insertions(+), 1 deletion(-) diff --git a/ndctl/lib/papr.c b/ndctl/lib/papr.c index 9c6f2f0..f94f8aa 100644 --- a/ndctl/lib/papr.c +++ b/ndctl/lib/papr.c @@ -165,6 +165,18 @@ static unsigned int papr_smart_get_flags(struct ndctl_cmd *cmd) if (health.extension_flags & PDSM_DIMM_HEALTH_RUN_GAUGE_VALID) flags |= ND_SMART_USED_VALID; + if (health.extension_flags & PDSM_DIMM_HEALTH_MEDIA_TEMPERATURE_VALID) + flags |= ND_SMART_MTEMP_VALID; + + if (health.extension_flags & PDSM_DIMM_HEALTH_CTRL_TEMPERATURE_VALID) + flags |= ND_SMART_CTEMP_VALID; + + if (health.extension_flags & PDSM_DIMM_HEALTH_SPARES_VALID) + flags |= ND_SMART_SPARES_VALID; + + if (health.extension_flags & PDSM_DIMM_HEALTH_ALARM_VALID) + flags |= ND_SMART_ALARM_VALID; + return flags; } @@ -201,6 +213,26 @@ static unsigned int papr_smart_get_health(struct ndctl_cmd *cmd) return !health.dimm_health ? 0 : 1 << (health.dimm_health - 1); } +static int papr_pdsm_health_set_threshold_valid(struct ndctl_cmd *cmd) +{ + if (!cmd_is_valid(cmd) || + to_pdsm(cmd)->cmd_status != 0 || + to_pdsm_cmd(cmd) != PAPR_PDSM_HEALTH_THRESHOLD_SET) { + return -EINVAL; + } + + return 0; +} + +static unsigned int papr_cmd_smart_threshold_get_supported_alarms( + struct ndctl_cmd *cmd) +{ + if (papr_pdsm_health_set_threshold_valid(cmd) < 0) + return 0; + return ND_SMART_SPARE_TRIP | ND_SMART_MTEMP_TRIP + | ND_SMART_CTEMP_TRIP; +} + static unsigned int papr_smart_get_shutdown_state(struct ndctl_cmd *cmd) { struct nd_papr_pdsm_health health; @@ -218,6 +250,126 @@ static unsigned int papr_smart_get_shutdown_state(struct ndctl_cmd *cmd) return health.dimm_bad_shutdown; } +static int papr_smart_inject_supported(struct ndctl_dimm *dimm) +{ + struct ndctl_ctx *ctx = ndctl_dimm_get_ctx(dimm); + + if (!ndctl_dimm_is_cmd_supported(dimm, ND_CMD_CALL)) { + dbg(ctx, "unsupported cmd: %d\n", ND_CMD_CALL); + return -EOPNOTSUPP; + } + + if (!test_dimm_dsm(dimm, PAPR_PDSM_HEALTH_INJECT)) { + dbg(ctx, "smart injection functions unsupported\n"); + return -EIO; + } + + return 0; +} + +static int papr_smart_inject_valid(struct ndctl_cmd *cmd) +{ + if (cmd->type != ND_CMD_CALL || + to_pdsm(cmd)->cmd_status != 0 || + to_pdsm_cmd(cmd) != PAPR_PDSM_HEALTH_INJECT) + return -EINVAL; + + return 0; +} + +static int papr_cmd_smart_inject_media_temperature(struct ndctl_cmd *cmd, + bool enable, unsigned int mtemp) +{ + if (papr_smart_inject_valid(cmd) < 0) + return -EINVAL; + + to_payload(cmd)->inject.flags |= ND_PAPR_SMART_INJECT_MTEMP; + to_payload(cmd)->inject.mtemp_enable = enable == true; + to_payload(cmd)->inject.media_temperature = mtemp; + + return 0; +} + +static int papr_cmd_smart_inject_ctrl_temperature(struct ndctl_cmd *cmd, + bool enable, unsigned int mtemp) +{ + if (papr_smart_inject_valid(cmd) < 0) + return -EINVAL; + + to_payload(cmd)->inject.flags |= ND_PAPR_SMART_INJECT_MTEMP; + to_payload(cmd)->inject.ctemp_enable = enable == true; + to_payload(cmd)->inject.ctrl_temperature = mtemp; + + return 0; +} + +static int papr_cmd_smart_inject_spares(struct ndctl_cmd *cmd, + bool enable, unsigned int spares) +{ + if (papr_smart_inject_valid(cmd) < 0) + return -EINVAL; + + to_payload(cmd)->inject.flags |= ND_PAPR_SMART_INJECT_SPARES; + to_payload(cmd)->inject.spares_enable = enable == true; + to_payload(cmd)->inject.spares = spares; + + return 0; +} + +static struct ndctl_cmd *papr_new_smart_inject(struct ndctl_dimm *dimm) +{ + struct ndctl_cmd *cmd; + + cmd = allocate_cmd(dimm, PAPR_PDSM_HEALTH_INJECT, + sizeof(struct nd_papr_pdsm_health_inject)); + if (!cmd) + return NULL; + + return cmd; +} + +static struct ndctl_cmd *papr_dimm_cmd_new_smart_set_threshold( + struct ndctl_cmd *threshold_cmd) +{ + struct ndctl_cmd *set_cmd; + struct nd_papr_pdsm_health_threshold thresh; + + if (!cmd_is_valid(threshold_cmd) || + to_pdsm(threshold_cmd)->cmd_status != 0 || + to_pdsm_cmd(threshold_cmd) != PAPR_PDSM_HEALTH_THRESHOLD) { + return NULL; + } + + thresh = to_payload(threshold_cmd)->threshold; + + set_cmd = allocate_cmd(threshold_cmd->dimm, PAPR_PDSM_HEALTH_THRESHOLD_SET, + sizeof(struct nd_papr_pdsm_health_threshold)); + if (!set_cmd) + return NULL; + + set_cmd->source = threshold_cmd; + ndctl_cmd_ref(threshold_cmd); + + to_payload(set_cmd)->threshold.alarm_control = thresh.alarm_control; + to_payload(set_cmd)->threshold.spares = thresh.spares; + to_payload(set_cmd)->threshold.media_temperature = thresh.media_temperature; + to_payload(set_cmd)->threshold.ctrl_temperature = thresh.ctrl_temperature; + + return set_cmd; +} + +static struct ndctl_cmd *papr_cmd_new_smart_threshold(struct ndctl_dimm *dimm) +{ + struct ndctl_cmd *cmd; + + cmd = allocate_cmd(dimm, PAPR_PDSM_HEALTH_THRESHOLD, + sizeof(struct nd_papr_pdsm_health_threshold)); + if (!cmd) + return NULL; + + return cmd; +} + static unsigned int papr_smart_get_life_used(struct ndctl_cmd *cmd) { struct nd_papr_pdsm_health health; @@ -236,13 +388,174 @@ static unsigned int papr_smart_get_life_used(struct ndctl_cmd *cmd) (100 - health.dimm_fuel_gauge) : 0; } +static int papr_cmd_smart_inject_fatal(struct ndctl_cmd *cmd, bool enable) +{ + if (papr_smart_inject_valid(cmd) < 0) + return -EINVAL; + + to_payload(cmd)->inject.flags |= ND_PAPR_SMART_INJECT_FATAL; + to_payload(cmd)->inject.fatal_enable = enable == true; + + return 0; +} + +static int papr_cmd_smart_inject_unsafe_shutdown(struct ndctl_cmd *cmd, + bool enable) +{ + if (papr_smart_inject_valid(cmd) < 0) + return -EINVAL; + + to_payload(cmd)->inject.flags |= ND_PAPR_SMART_INJECT_SHUTDOWN; + to_payload(cmd)->inject.unsafe_shutdown_enable = enable == true; + + return 0; +} + +static unsigned int papr_cmd_smart_threshold_get_alarm_control(struct ndctl_cmd *cmd) +{ + int rc = 0; + unsigned int flags = 0; + struct nd_pkg_pdsm *pcmd = to_pdsm(cmd); + struct nd_papr_pdsm_health_threshold threshold; + + if (!cmd_is_valid(cmd) || + to_pdsm(cmd)->cmd_status != 0 || + to_pdsm_cmd(cmd) != PAPR_PDSM_HEALTH_THRESHOLD) { + rc = -EINVAL; + } + + if (rc < 0) { + errno = -rc; + return UINT_MAX; + } + + threshold = pcmd->payload.threshold; + if (threshold.alarm_control & ND_PAPR_HEALTH_SPARE_TRIP) + flags |= ND_SMART_SPARE_TRIP; + if (threshold.alarm_control & ND_PAPR_HEALTH_TEMP_TRIP) + flags |= ND_SMART_TEMP_TRIP; + if (threshold.alarm_control & ND_PAPR_HEALTH_CTEMP_TRIP) + flags |= ND_SMART_CTEMP_TRIP; + + return flags; +} + +static int papr_smart_threshold_valid(struct ndctl_cmd *cmd) +{ + int rc = 0; + + if (!cmd_is_valid(cmd) || + to_pdsm(cmd)->cmd_status != 0 || + to_pdsm_cmd(cmd) != PAPR_PDSM_HEALTH_THRESHOLD) { + rc = -EINVAL; + } + + return rc; +} + +#define papr_smart_threshold_get_field(cmd, field) \ +static unsigned int papr_cmd_smart_threshold_get_##field( \ + struct ndctl_cmd *cmd) \ +{ \ + int rc; \ + struct nd_pkg_pdsm *pcmd = to_pdsm(cmd); \ + rc = papr_smart_threshold_valid(cmd); \ + if (rc < 0) { \ + errno = -rc; \ + return UINT_MAX; \ + } \ + return pcmd->payload.threshold.field; \ +} + +papr_smart_threshold_get_field(cmd, media_temperature) +papr_smart_threshold_get_field(cmd, ctrl_temperature) +papr_smart_threshold_get_field(cmd, spares) + +static int papr_smart_valid(struct ndctl_cmd *cmd) +{ + int rc = 0; + + if (!cmd_is_valid(cmd) || + to_pdsm(cmd)->cmd_status != 0 || + to_pdsm_cmd(cmd) != PAPR_PDSM_HEALTH) { + rc = -EINVAL; + } + + return rc; +} + + +#define papr_smart_get_field(cmd, field) \ +static unsigned int papr_cmd_smart_get_##field(struct ndctl_cmd *cmd) \ +{ \ + int rc; \ + struct nd_pkg_pdsm *pcmd = to_pdsm(cmd); \ + rc = papr_smart_valid(cmd); \ + if (rc < 0) { \ + errno = -rc; \ + return UINT_MAX; \ + } \ + return pcmd->payload.health.field; \ +} + +papr_smart_get_field(cmd, ctrl_temperature) +papr_smart_get_field(cmd, media_temperature) +papr_smart_get_field(cmd, alarm_flags) +papr_smart_get_field(cmd, spares) + +#define papr_cmd_smart_threshold_set_field(field) \ +static int papr_cmd_smart_threshold_set_##field( \ + struct ndctl_cmd *cmd, unsigned int val) \ +{ \ + struct nd_pkg_pdsm *pcmd = to_pdsm(cmd); \ + if (papr_pdsm_health_set_threshold_valid(cmd) < 0) \ + return -EINVAL; \ + pcmd->payload.threshold.field = val; \ + return 0; \ +} + +papr_cmd_smart_threshold_set_field(alarm_control) +papr_cmd_smart_threshold_set_field(media_temperature) +papr_cmd_smart_threshold_set_field(ctrl_temperature) +papr_cmd_smart_threshold_set_field(spares) + + struct ndctl_dimm_ops * const papr_dimm_ops = &(struct ndctl_dimm_ops) { .cmd_is_supported = papr_cmd_is_supported, + .new_smart_inject = papr_new_smart_inject, .smart_get_flags = papr_smart_get_flags, + .smart_inject_supported = papr_smart_inject_supported, + .smart_inject_media_temperature = papr_cmd_smart_inject_media_temperature, + .smart_inject_ctrl_temperature = papr_cmd_smart_inject_ctrl_temperature, + .smart_inject_spares = papr_cmd_smart_inject_spares, + .smart_inject_fatal = papr_cmd_smart_inject_fatal, + .smart_inject_unsafe_shutdown = papr_cmd_smart_inject_unsafe_shutdown, + .smart_get_ctrl_temperature = papr_cmd_smart_get_ctrl_temperature, + .smart_get_media_temperature = papr_cmd_smart_get_media_temperature, + .smart_get_alarm_flags = papr_cmd_smart_get_alarm_flags, + .smart_get_spares = papr_cmd_smart_get_spares, .get_firmware_status = papr_get_firmware_status, .xlat_firmware_status = papr_xlat_firmware_status, .new_smart = papr_new_smart_health, .smart_get_health = papr_smart_get_health, .smart_get_shutdown_state = papr_smart_get_shutdown_state, .smart_get_life_used = papr_smart_get_life_used, + .new_smart_threshold = papr_cmd_new_smart_threshold, + .smart_threshold_get_alarm_control + = papr_cmd_smart_threshold_get_alarm_control, + .smart_threshold_get_media_temperature + = papr_cmd_smart_threshold_get_media_temperature, + .smart_threshold_get_ctrl_temperature + = papr_cmd_smart_threshold_get_ctrl_temperature, + .smart_threshold_get_spares = papr_cmd_smart_threshold_get_spares, + .new_smart_set_threshold = papr_dimm_cmd_new_smart_set_threshold, + .smart_threshold_get_supported_alarms + = papr_cmd_smart_threshold_get_supported_alarms, + .smart_threshold_set_alarm_control + = papr_cmd_smart_threshold_set_alarm_control, + .smart_threshold_set_media_temperature + = papr_cmd_smart_threshold_set_media_temperature, + .smart_threshold_set_ctrl_temperature + = papr_cmd_smart_threshold_set_ctrl_temperature, + .smart_threshold_set_spares = papr_cmd_smart_threshold_set_spares, }; diff --git a/ndctl/lib/papr.h b/ndctl/lib/papr.h index 7757939..58ba81c 100644 --- a/ndctl/lib/papr.h +++ b/ndctl/lib/papr.h @@ -12,4 +12,13 @@ struct nd_pkg_papr { struct nd_pkg_pdsm pdsm; }; +#define ND_PAPR_SMART_INJECT_MTEMP (1 << 0) +#define ND_PAPR_SMART_INJECT_SPARES (1 << 1) +#define ND_PAPR_SMART_INJECT_FATAL (1 << 2) +#define ND_PAPR_SMART_INJECT_SHUTDOWN (1 << 3) + +#define ND_PAPR_HEALTH_SPARE_TRIP (1 << 0) +#define ND_PAPR_HEALTH_TEMP_TRIP (1 << 1) +#define ND_PAPR_HEALTH_CTEMP_TRIP (1 << 2) + #endif /* __PAPR_H__ */ diff --git a/ndctl/lib/papr_pdsm.h b/ndctl/lib/papr_pdsm.h index 1bac8a7..19586dc 100644 --- a/ndctl/lib/papr_pdsm.h +++ b/ndctl/lib/papr_pdsm.h @@ -73,7 +73,12 @@ #define PAPR_PDSM_DIMM_FATAL 3 /* Indicate that the 'dimm_fuel_gauge' field is valid */ -#define PDSM_DIMM_HEALTH_RUN_GAUGE_VALID 1 +#define PDSM_DIMM_HEALTH_RUN_GAUGE_VALID (1 << 0) +#define PDSM_DIMM_HEALTH_MEDIA_TEMPERATURE_VALID (1 << 1) +#define PDSM_DIMM_HEALTH_CTRL_TEMPERATURE_VALID (1 << 2) +#define PDSM_DIMM_HEALTH_SHUTDOWN_COUNT_VALID (1 << 3) +#define PDSM_DIMM_HEALTH_SPARES_VALID (1 << 4) +#define PDSM_DIMM_HEALTH_ALARM_VALID (1 << 5) /* * Struct exchanged between kernel & ndctl in for PAPR_PDSM_HEALTH @@ -103,6 +108,10 @@ struct nd_papr_pdsm_health { /* Extension flag PDSM_DIMM_HEALTH_RUN_GAUGE_VALID */ __u16 dimm_fuel_gauge; + __u16 media_temperature; + __u16 ctrl_temperature; + __u8 spares; + __u16 alarm_flags; }; __u8 buf[ND_PDSM_PAYLOAD_MAX_SIZE]; }; @@ -115,12 +124,51 @@ struct nd_papr_pdsm_health { enum papr_pdsm { PAPR_PDSM_MIN = 0x0, PAPR_PDSM_HEALTH, + PAPR_PDSM_INJECT_SET = 11, + PAPR_PDSM_INJECT_CLEAR = 12, + PAPR_PDSM_INJECT_GET = 13, + PAPR_PDSM_HEALTH_INJECT = 14, + PAPR_PDSM_HEALTH_THRESHOLD = 15, + PAPR_PDSM_HEALTH_THRESHOLD_SET = 16, PAPR_PDSM_MAX, }; +struct nd_papr_pdsm_health_inject { + union { + struct { + __u64 flags; + __u8 mtemp_enable; + __u16 media_temperature; + __u8 ctemp_enable; + __u16 ctrl_temperature; + __u8 spares_enable; + __u8 spares; + __u8 fatal_enable; + __u8 unsafe_shutdown_enable; + __u32 status; + }; + __u8 buf[ND_PDSM_PAYLOAD_MAX_SIZE]; + }; +}; + +struct nd_papr_pdsm_health_threshold { + union { + struct { + __u16 alarm_control; + __u8 spares; + __u16 media_temperature; + __u16 ctrl_temperature; + __u32 status; + }; + __u8 buf[ND_PDSM_PAYLOAD_MAX_SIZE]; + }; +}; + /* Maximal union that can hold all possible payload types */ union nd_pdsm_payload { struct nd_papr_pdsm_health health; + struct nd_papr_pdsm_health_inject inject; + struct nd_papr_pdsm_health_threshold threshold; __u8 buf[ND_PDSM_PAYLOAD_MAX_SIZE]; } __attribute__((packed));