From 9599e036b161243d7c62399a1b6c250573e08a43 Mon Sep 17 00:00:00 2001 From: Vasundhara Volam Date: Mon, 27 Jan 2020 04:56:26 -0500 Subject: bnxt_en: Add support for devlink info command Display the following information via devlink info command: - Driver name - Board id - Broad revision - Board Serial number - Board FW version - FW parameter set version - FW App version - FW management version - FW RoCE version Standard output example: $ devlink dev info pci/0000:3b:00.0 pci/0000:3b:00.0: driver bnxt_en serial_number 00-10-18-FF-FE-AD-05-00 versions: fixed: asic.id D802 asic.rev 1 running: fw 216.1.124.0 fw.psid 0.0.0 fw.app 216.1.122.0 fw.mgmt 864.0.32.0 fw.roce 216.1.15.0 [ This version has incorporated changes suggested by Jakub Kicinski to use generic devlink version tags. ] v2: Use fw.psid Cc: Jiri Pirko Cc: Jakub Kicinski Signed-off-by: Vasundhara Volam Signed-off-by: Michael Chan Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c | 134 ++++++++++++++++++++++ drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h | 4 + 2 files changed, 138 insertions(+) (limited to 'drivers/net/ethernet/broadcom') diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c index 35e2a22534c1..eec0168330b7 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c @@ -284,11 +284,15 @@ void bnxt_dl_health_recovery_done(struct bnxt *bp) devlink_health_reporter_recovery_done(hlth->fw_reset_reporter); } +static int bnxt_dl_info_get(struct devlink *dl, struct devlink_info_req *req, + struct netlink_ext_ack *extack); + static const struct devlink_ops bnxt_dl_ops = { #ifdef CONFIG_BNXT_SRIOV .eswitch_mode_set = bnxt_dl_eswitch_mode_set, .eswitch_mode_get = bnxt_dl_eswitch_mode_get, #endif /* CONFIG_BNXT_SRIOV */ + .info_get = bnxt_dl_info_get, .flash_update = bnxt_dl_flash_update, }; @@ -355,6 +359,136 @@ static void bnxt_copy_from_nvm_data(union devlink_param_value *dst, dst->vu8 = (u8)val32; } +static int bnxt_hwrm_get_nvm_cfg_ver(struct bnxt *bp, + union devlink_param_value *nvm_cfg_ver) +{ + struct hwrm_nvm_get_variable_input req = {0}; + union bnxt_nvm_data *data; + dma_addr_t data_dma_addr; + int rc; + + bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_VARIABLE, -1, -1); + data = dma_alloc_coherent(&bp->pdev->dev, sizeof(*data), + &data_dma_addr, GFP_KERNEL); + if (!data) + return -ENOMEM; + + req.dest_data_addr = cpu_to_le64(data_dma_addr); + req.data_len = cpu_to_le16(BNXT_NVM_CFG_VER_BITS); + req.option_num = cpu_to_le16(NVM_OFF_NVM_CFG_VER); + + rc = hwrm_send_message_silent(bp, &req, sizeof(req), HWRM_CMD_TIMEOUT); + if (!rc) + bnxt_copy_from_nvm_data(nvm_cfg_ver, data, + BNXT_NVM_CFG_VER_BITS, + BNXT_NVM_CFG_VER_BYTES); + + dma_free_coherent(&bp->pdev->dev, sizeof(*data), data, data_dma_addr); + return rc; +} + +static int bnxt_dl_info_get(struct devlink *dl, struct devlink_info_req *req, + struct netlink_ext_ack *extack) +{ + struct bnxt *bp = bnxt_get_bp_from_dl(dl); + union devlink_param_value nvm_cfg_ver; + struct hwrm_ver_get_output *ver_resp; + char mgmt_ver[FW_VER_STR_LEN]; + char roce_ver[FW_VER_STR_LEN]; + char fw_ver[FW_VER_STR_LEN]; + char buf[32]; + int rc; + + rc = devlink_info_driver_name_put(req, DRV_MODULE_NAME); + if (rc) + return rc; + + sprintf(buf, "%X", bp->chip_num); + rc = devlink_info_version_fixed_put(req, + DEVLINK_INFO_VERSION_GENERIC_ASIC_ID, buf); + if (rc) + return rc; + + ver_resp = &bp->ver_resp; + sprintf(buf, "%X", ver_resp->chip_rev); + rc = devlink_info_version_fixed_put(req, + DEVLINK_INFO_VERSION_GENERIC_ASIC_REV, buf); + if (rc) + return rc; + + if (BNXT_PF(bp)) { + sprintf(buf, "%02X-%02X-%02X-%02X-%02X-%02X-%02X-%02X", + bp->dsn[7], bp->dsn[6], bp->dsn[5], bp->dsn[4], + bp->dsn[3], bp->dsn[2], bp->dsn[1], bp->dsn[0]); + rc = devlink_info_serial_number_put(req, buf); + if (rc) + return rc; + } + + if (strlen(ver_resp->active_pkg_name)) { + rc = + devlink_info_version_running_put(req, + DEVLINK_INFO_VERSION_GENERIC_FW, + ver_resp->active_pkg_name); + if (rc) + return rc; + } + + if (BNXT_PF(bp) && !bnxt_hwrm_get_nvm_cfg_ver(bp, &nvm_cfg_ver)) { + u32 ver = nvm_cfg_ver.vu32; + + sprintf(buf, "%X.%X.%X", (ver >> 16) & 0xF, (ver >> 8) & 0xF, + ver & 0xF); + rc = devlink_info_version_running_put(req, + DEVLINK_INFO_VERSION_GENERIC_FW_PSID, buf); + if (rc) + return rc; + } + + if (ver_resp->flags & VER_GET_RESP_FLAGS_EXT_VER_AVAIL) { + snprintf(fw_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", + ver_resp->hwrm_fw_major, ver_resp->hwrm_fw_minor, + ver_resp->hwrm_fw_build, ver_resp->hwrm_fw_patch); + + snprintf(mgmt_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", + ver_resp->mgmt_fw_major, ver_resp->mgmt_fw_minor, + ver_resp->mgmt_fw_build, ver_resp->mgmt_fw_patch); + + snprintf(roce_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", + ver_resp->roce_fw_major, ver_resp->roce_fw_minor, + ver_resp->roce_fw_build, ver_resp->roce_fw_patch); + } else { + snprintf(fw_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", + ver_resp->hwrm_fw_maj_8b, ver_resp->hwrm_fw_min_8b, + ver_resp->hwrm_fw_bld_8b, ver_resp->hwrm_fw_rsvd_8b); + + snprintf(mgmt_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", + ver_resp->mgmt_fw_maj_8b, ver_resp->mgmt_fw_min_8b, + ver_resp->mgmt_fw_bld_8b, ver_resp->mgmt_fw_rsvd_8b); + + snprintf(roce_ver, FW_VER_STR_LEN, "%d.%d.%d.%d", + ver_resp->roce_fw_maj_8b, ver_resp->roce_fw_min_8b, + ver_resp->roce_fw_bld_8b, ver_resp->roce_fw_rsvd_8b); + } + rc = devlink_info_version_running_put(req, + DEVLINK_INFO_VERSION_GENERIC_FW_APP, fw_ver); + if (rc) + return rc; + + if (!(bp->flags & BNXT_FLAG_CHIP_P5)) { + rc = devlink_info_version_running_put(req, + DEVLINK_INFO_VERSION_GENERIC_FW_MGMT, mgmt_ver); + if (rc) + return rc; + + rc = devlink_info_version_running_put(req, + DEVLINK_INFO_VERSION_GENERIC_FW_ROCE, roce_ver); + if (rc) + return rc; + } + return 0; +} + static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg, int msg_len, union devlink_param_value *val) { diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h index 08aaa4441c78..95f893f2a74d 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.h @@ -38,6 +38,10 @@ static inline void bnxt_link_bp_to_dl(struct bnxt *bp, struct devlink *dl) #define NVM_OFF_IGNORE_ARI 164 #define NVM_OFF_DIS_GRE_VER_CHECK 171 #define NVM_OFF_ENABLE_SRIOV 401 +#define NVM_OFF_NVM_CFG_VER 602 + +#define BNXT_NVM_CFG_VER_BITS 24 +#define BNXT_NVM_CFG_VER_BYTES 4 #define BNXT_MSIX_VEC_MAX 1280 #define BNXT_MSIX_VEC_MIN_MAX 128 -- cgit v1.2.3-59-g8ed1b