From 08f87f769b595151be1afeff53e144f543faa614 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 06 Dec 2023 09:51:13 +0000
Subject: [PATCH] add dts config
---
kernel/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c | 721 ++++++++++++++++++++++++++++++++++++++++++++++++++++---
1 files changed, 682 insertions(+), 39 deletions(-)
diff --git a/kernel/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/kernel/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
index b178c2e..e2fd625 100644
--- a/kernel/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
+++ b/kernel/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
@@ -9,31 +9,569 @@
#include <linux/pci.h>
#include <linux/netdevice.h>
+#include <net/devlink.h>
#include "bnxt_hsi.h"
#include "bnxt.h"
#include "bnxt_vfr.h"
#include "bnxt_devlink.h"
+#include "bnxt_ethtool.h"
+
+static int
+bnxt_dl_flash_update(struct devlink *dl,
+ struct devlink_flash_update_params *params,
+ struct netlink_ext_ack *extack)
+{
+ struct bnxt *bp = bnxt_get_bp_from_dl(dl);
+ int rc;
+
+ if (!BNXT_PF(bp)) {
+ NL_SET_ERR_MSG_MOD(extack,
+ "flash update not supported from a VF");
+ return -EPERM;
+ }
+
+ devlink_flash_update_begin_notify(dl);
+ devlink_flash_update_status_notify(dl, "Preparing to flash", NULL, 0, 0);
+ rc = bnxt_flash_package_from_file(bp->dev, params->file_name, 0);
+ if (!rc)
+ devlink_flash_update_status_notify(dl, "Flashing done", NULL, 0, 0);
+ else
+ devlink_flash_update_status_notify(dl, "Flashing failed", NULL, 0, 0);
+ devlink_flash_update_end_notify(dl);
+ return rc;
+}
+
+static int bnxt_fw_reporter_diagnose(struct devlink_health_reporter *reporter,
+ struct devlink_fmsg *fmsg,
+ struct netlink_ext_ack *extack)
+{
+ struct bnxt *bp = devlink_health_reporter_priv(reporter);
+ u32 val, health_status;
+ int rc;
+
+ if (test_bit(BNXT_STATE_IN_FW_RESET, &bp->state))
+ return 0;
+
+ val = bnxt_fw_health_readl(bp, BNXT_FW_HEALTH_REG);
+ health_status = val & 0xffff;
+
+ if (health_status < BNXT_FW_STATUS_HEALTHY) {
+ rc = devlink_fmsg_string_pair_put(fmsg, "Description",
+ "Not yet completed initialization");
+ if (rc)
+ return rc;
+ } else if (health_status > BNXT_FW_STATUS_HEALTHY) {
+ rc = devlink_fmsg_string_pair_put(fmsg, "Description",
+ "Encountered fatal error and cannot recover");
+ if (rc)
+ return rc;
+ }
+
+ if (val >> 16) {
+ rc = devlink_fmsg_u32_pair_put(fmsg, "Error code", val >> 16);
+ if (rc)
+ return rc;
+ }
+
+ val = bnxt_fw_health_readl(bp, BNXT_FW_RESET_CNT_REG);
+ rc = devlink_fmsg_u32_pair_put(fmsg, "Reset count", val);
+ if (rc)
+ return rc;
+
+ return 0;
+}
+
+static const struct devlink_health_reporter_ops bnxt_dl_fw_reporter_ops = {
+ .name = "fw",
+ .diagnose = bnxt_fw_reporter_diagnose,
+};
+
+static int bnxt_fw_reset_recover(struct devlink_health_reporter *reporter,
+ void *priv_ctx,
+ struct netlink_ext_ack *extack)
+{
+ struct bnxt *bp = devlink_health_reporter_priv(reporter);
+
+ if (!priv_ctx)
+ return -EOPNOTSUPP;
+
+ bnxt_fw_reset(bp);
+ return -EINPROGRESS;
+}
+
+static const
+struct devlink_health_reporter_ops bnxt_dl_fw_reset_reporter_ops = {
+ .name = "fw_reset",
+ .recover = bnxt_fw_reset_recover,
+};
+
+static int bnxt_fw_fatal_recover(struct devlink_health_reporter *reporter,
+ void *priv_ctx,
+ struct netlink_ext_ack *extack)
+{
+ struct bnxt *bp = devlink_health_reporter_priv(reporter);
+ struct bnxt_fw_reporter_ctx *fw_reporter_ctx = priv_ctx;
+ unsigned long event;
+
+ if (!priv_ctx)
+ return -EOPNOTSUPP;
+
+ bp->fw_health->fatal = true;
+ event = fw_reporter_ctx->sp_event;
+ if (event == BNXT_FW_RESET_NOTIFY_SP_EVENT)
+ bnxt_fw_reset(bp);
+ else if (event == BNXT_FW_EXCEPTION_SP_EVENT)
+ bnxt_fw_exception(bp);
+
+ return -EINPROGRESS;
+}
+
+static const
+struct devlink_health_reporter_ops bnxt_dl_fw_fatal_reporter_ops = {
+ .name = "fw_fatal",
+ .recover = bnxt_fw_fatal_recover,
+};
+
+void bnxt_dl_fw_reporters_create(struct bnxt *bp)
+{
+ struct bnxt_fw_health *health = bp->fw_health;
+
+ if (!bp->dl || !health)
+ return;
+
+ if (!(bp->fw_cap & BNXT_FW_CAP_HOT_RESET) || health->fw_reset_reporter)
+ goto err_recovery;
+
+ health->fw_reset_reporter =
+ devlink_health_reporter_create(bp->dl,
+ &bnxt_dl_fw_reset_reporter_ops,
+ 0, bp);
+ if (IS_ERR(health->fw_reset_reporter)) {
+ netdev_warn(bp->dev, "Failed to create FW fatal health reporter, rc = %ld\n",
+ PTR_ERR(health->fw_reset_reporter));
+ health->fw_reset_reporter = NULL;
+ bp->fw_cap &= ~BNXT_FW_CAP_HOT_RESET;
+ }
+
+err_recovery:
+ if (!(bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY))
+ return;
+
+ if (!health->fw_reporter) {
+ health->fw_reporter =
+ devlink_health_reporter_create(bp->dl,
+ &bnxt_dl_fw_reporter_ops,
+ 0, bp);
+ if (IS_ERR(health->fw_reporter)) {
+ netdev_warn(bp->dev, "Failed to create FW health reporter, rc = %ld\n",
+ PTR_ERR(health->fw_reporter));
+ health->fw_reporter = NULL;
+ bp->fw_cap &= ~BNXT_FW_CAP_ERROR_RECOVERY;
+ return;
+ }
+ }
+
+ if (health->fw_fatal_reporter)
+ return;
+
+ health->fw_fatal_reporter =
+ devlink_health_reporter_create(bp->dl,
+ &bnxt_dl_fw_fatal_reporter_ops,
+ 0, bp);
+ if (IS_ERR(health->fw_fatal_reporter)) {
+ netdev_warn(bp->dev, "Failed to create FW fatal health reporter, rc = %ld\n",
+ PTR_ERR(health->fw_fatal_reporter));
+ health->fw_fatal_reporter = NULL;
+ bp->fw_cap &= ~BNXT_FW_CAP_ERROR_RECOVERY;
+ }
+}
+
+void bnxt_dl_fw_reporters_destroy(struct bnxt *bp, bool all)
+{
+ struct bnxt_fw_health *health = bp->fw_health;
+
+ if (!bp->dl || !health)
+ return;
+
+ if ((all || !(bp->fw_cap & BNXT_FW_CAP_HOT_RESET)) &&
+ health->fw_reset_reporter) {
+ devlink_health_reporter_destroy(health->fw_reset_reporter);
+ health->fw_reset_reporter = NULL;
+ }
+
+ if ((bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY) && !all)
+ return;
+
+ if (health->fw_reporter) {
+ devlink_health_reporter_destroy(health->fw_reporter);
+ health->fw_reporter = NULL;
+ }
+
+ if (health->fw_fatal_reporter) {
+ devlink_health_reporter_destroy(health->fw_fatal_reporter);
+ health->fw_fatal_reporter = NULL;
+ }
+}
+
+void bnxt_devlink_health_report(struct bnxt *bp, unsigned long event)
+{
+ struct bnxt_fw_health *fw_health = bp->fw_health;
+ struct bnxt_fw_reporter_ctx fw_reporter_ctx;
+
+ fw_reporter_ctx.sp_event = event;
+ switch (event) {
+ case BNXT_FW_RESET_NOTIFY_SP_EVENT:
+ if (test_bit(BNXT_STATE_FW_FATAL_COND, &bp->state)) {
+ if (!fw_health->fw_fatal_reporter)
+ return;
+
+ devlink_health_report(fw_health->fw_fatal_reporter,
+ "FW fatal async event received",
+ &fw_reporter_ctx);
+ return;
+ }
+ if (!fw_health->fw_reset_reporter)
+ return;
+
+ devlink_health_report(fw_health->fw_reset_reporter,
+ "FW non-fatal reset event received",
+ &fw_reporter_ctx);
+ return;
+
+ case BNXT_FW_EXCEPTION_SP_EVENT:
+ if (!fw_health->fw_fatal_reporter)
+ return;
+
+ devlink_health_report(fw_health->fw_fatal_reporter,
+ "FW fatal error reported",
+ &fw_reporter_ctx);
+ return;
+ }
+}
+
+void bnxt_dl_health_status_update(struct bnxt *bp, bool healthy)
+{
+ struct bnxt_fw_health *health = bp->fw_health;
+ u8 state;
+
+ if (healthy)
+ state = DEVLINK_HEALTH_REPORTER_STATE_HEALTHY;
+ else
+ state = DEVLINK_HEALTH_REPORTER_STATE_ERROR;
+
+ if (health->fatal)
+ devlink_health_reporter_state_update(health->fw_fatal_reporter,
+ state);
+ else
+ devlink_health_reporter_state_update(health->fw_reset_reporter,
+ state);
+
+ health->fatal = false;
+}
+
+void bnxt_dl_health_recovery_done(struct bnxt *bp)
+{
+ struct bnxt_fw_health *hlth = bp->fw_health;
+
+ if (hlth->fatal)
+ devlink_health_reporter_recovery_done(hlth->fw_fatal_reporter);
+ else
+ 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,
+};
+
+static const struct devlink_ops bnxt_vf_dl_ops;
+
+enum bnxt_dl_param_id {
+ BNXT_DEVLINK_PARAM_ID_BASE = DEVLINK_PARAM_GENERIC_ID_MAX,
+ BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK,
};
static const struct bnxt_dl_nvm_param nvm_params[] = {
{DEVLINK_PARAM_GENERIC_ID_ENABLE_SRIOV, NVM_OFF_ENABLE_SRIOV,
- BNXT_NVM_SHARED_CFG, 1},
+ BNXT_NVM_SHARED_CFG, 1, 1},
+ {DEVLINK_PARAM_GENERIC_ID_IGNORE_ARI, NVM_OFF_IGNORE_ARI,
+ BNXT_NVM_SHARED_CFG, 1, 1},
+ {DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX,
+ NVM_OFF_MSIX_VEC_PER_PF_MAX, BNXT_NVM_SHARED_CFG, 10, 4},
+ {DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN,
+ NVM_OFF_MSIX_VEC_PER_PF_MIN, BNXT_NVM_SHARED_CFG, 7, 4},
+ {BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK, NVM_OFF_DIS_GRE_VER_CHECK,
+ BNXT_NVM_SHARED_CFG, 1, 1},
};
+
+union bnxt_nvm_data {
+ u8 val8;
+ __le32 val32;
+};
+
+static void bnxt_copy_to_nvm_data(union bnxt_nvm_data *dst,
+ union devlink_param_value *src,
+ int nvm_num_bits, int dl_num_bytes)
+{
+ u32 val32 = 0;
+
+ if (nvm_num_bits == 1) {
+ dst->val8 = src->vbool;
+ return;
+ }
+ if (dl_num_bytes == 4)
+ val32 = src->vu32;
+ else if (dl_num_bytes == 2)
+ val32 = (u32)src->vu16;
+ else if (dl_num_bytes == 1)
+ val32 = (u32)src->vu8;
+ dst->val32 = cpu_to_le32(val32);
+}
+
+static void bnxt_copy_from_nvm_data(union devlink_param_value *dst,
+ union bnxt_nvm_data *src,
+ int nvm_num_bits, int dl_num_bytes)
+{
+ u32 val32;
+
+ if (nvm_num_bits == 1) {
+ dst->vbool = src->val8;
+ return;
+ }
+ val32 = le32_to_cpu(src->val32);
+ if (dl_num_bytes == 4)
+ dst->vu32 = val32;
+ else if (dl_num_bytes == 2)
+ dst->vu16 = (u16)val32;
+ else if (dl_num_bytes == 1)
+ 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_put(struct bnxt *bp, struct devlink_info_req *req,
+ enum bnxt_dl_version_type type, const char *key,
+ char *buf)
+{
+ if (!strlen(buf))
+ return 0;
+
+ if ((bp->flags & BNXT_FLAG_CHIP_P5) &&
+ (!strcmp(key, DEVLINK_INFO_VERSION_GENERIC_FW_NCSI) ||
+ !strcmp(key, DEVLINK_INFO_VERSION_GENERIC_FW_ROCE)))
+ return 0;
+
+ switch (type) {
+ case BNXT_VERSION_FIXED:
+ return devlink_info_version_fixed_put(req, key, buf);
+ case BNXT_VERSION_RUNNING:
+ return devlink_info_version_running_put(req, key, buf);
+ case BNXT_VERSION_STORED:
+ return devlink_info_version_stored_put(req, key, buf);
+ }
+ return 0;
+}
+
+#define HWRM_FW_VER_STR_LEN 16
+
+static int bnxt_dl_info_get(struct devlink *dl, struct devlink_info_req *req,
+ struct netlink_ext_ack *extack)
+{
+ struct hwrm_nvm_get_dev_info_output nvm_dev_info;
+ 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 ncsi_ver[FW_VER_STR_LEN];
+ char buf[32];
+ int rc;
+
+ rc = devlink_info_driver_name_put(req, DRV_MODULE_NAME);
+ if (rc)
+ return rc;
+
+ if (BNXT_PF(bp) && (bp->flags & BNXT_FLAG_DSN_VALID)) {
+ 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(bp->board_serialno)) {
+ rc = devlink_info_board_serial_number_put(req, bp->board_serialno);
+ if (rc)
+ return rc;
+ }
+
+ rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_FIXED,
+ DEVLINK_INFO_VERSION_GENERIC_BOARD_ID,
+ bp->board_partno);
+ if (rc)
+ return rc;
+
+ sprintf(buf, "%X", bp->chip_num);
+ rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_FIXED,
+ DEVLINK_INFO_VERSION_GENERIC_ASIC_ID, buf);
+ if (rc)
+ return rc;
+
+ ver_resp = &bp->ver_resp;
+ sprintf(buf, "%c%d", 'A' + ver_resp->chip_rev, ver_resp->chip_metal);
+ rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_FIXED,
+ DEVLINK_INFO_VERSION_GENERIC_ASIC_REV, buf);
+ if (rc)
+ return rc;
+
+ rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_RUNNING,
+ DEVLINK_INFO_VERSION_GENERIC_FW_PSID,
+ bp->nvm_cfg_ver);
+ if (rc)
+ return rc;
+
+ buf[0] = 0;
+ strncat(buf, ver_resp->active_pkg_name, HWRM_FW_VER_STR_LEN);
+ rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_RUNNING,
+ DEVLINK_INFO_VERSION_GENERIC_FW, buf);
+ 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, "%d.%d.%d", (ver >> 16) & 0xff, (ver >> 8) & 0xff,
+ ver & 0xff);
+ rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_STORED,
+ DEVLINK_INFO_VERSION_GENERIC_FW_PSID,
+ buf);
+ if (rc)
+ return rc;
+ }
+
+ if (ver_resp->flags & VER_GET_RESP_FLAGS_EXT_VER_AVAIL) {
+ snprintf(mgmt_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(ncsi_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(mgmt_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(ncsi_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 = bnxt_dl_info_put(bp, req, BNXT_VERSION_RUNNING,
+ DEVLINK_INFO_VERSION_GENERIC_FW_MGMT, mgmt_ver);
+ if (rc)
+ return rc;
+
+ rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_RUNNING,
+ DEVLINK_INFO_VERSION_GENERIC_FW_MGMT_API,
+ bp->hwrm_ver_supp);
+ if (rc)
+ return rc;
+
+ rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_RUNNING,
+ DEVLINK_INFO_VERSION_GENERIC_FW_NCSI, ncsi_ver);
+ if (rc)
+ return rc;
+
+ rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_RUNNING,
+ DEVLINK_INFO_VERSION_GENERIC_FW_ROCE, roce_ver);
+ if (rc)
+ return rc;
+
+ rc = bnxt_hwrm_nvm_get_dev_info(bp, &nvm_dev_info);
+ if (rc ||
+ !(nvm_dev_info.flags & NVM_GET_DEV_INFO_RESP_FLAGS_FW_VER_VALID))
+ return 0;
+
+ buf[0] = 0;
+ strncat(buf, nvm_dev_info.pkg_name, HWRM_FW_VER_STR_LEN);
+ rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_STORED,
+ DEVLINK_INFO_VERSION_GENERIC_FW, buf);
+ if (rc)
+ return rc;
+
+ snprintf(mgmt_ver, FW_VER_STR_LEN, "%d.%d.%d.%d",
+ nvm_dev_info.hwrm_fw_major, nvm_dev_info.hwrm_fw_minor,
+ nvm_dev_info.hwrm_fw_build, nvm_dev_info.hwrm_fw_patch);
+ rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_STORED,
+ DEVLINK_INFO_VERSION_GENERIC_FW_MGMT, mgmt_ver);
+ if (rc)
+ return rc;
+
+ snprintf(ncsi_ver, FW_VER_STR_LEN, "%d.%d.%d.%d",
+ nvm_dev_info.mgmt_fw_major, nvm_dev_info.mgmt_fw_minor,
+ nvm_dev_info.mgmt_fw_build, nvm_dev_info.mgmt_fw_patch);
+ rc = bnxt_dl_info_put(bp, req, BNXT_VERSION_STORED,
+ DEVLINK_INFO_VERSION_GENERIC_FW_NCSI, ncsi_ver);
+ if (rc)
+ return rc;
+
+ snprintf(roce_ver, FW_VER_STR_LEN, "%d.%d.%d.%d",
+ nvm_dev_info.roce_fw_major, nvm_dev_info.roce_fw_minor,
+ nvm_dev_info.roce_fw_build, nvm_dev_info.roce_fw_patch);
+ return bnxt_dl_info_put(bp, req, BNXT_VERSION_STORED,
+ DEVLINK_INFO_VERSION_GENERIC_FW_ROCE, roce_ver);
+}
static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg,
int msg_len, union devlink_param_value *val)
{
struct hwrm_nvm_get_variable_input *req = msg;
- void *data_addr = NULL, *buf = NULL;
struct bnxt_dl_nvm_param nvm_param;
- int bytesize, idx = 0, rc, i;
+ union bnxt_nvm_data *data;
dma_addr_t data_dma_addr;
+ int idx = 0, rc, i;
/* Get/Set NVM CFG parameter is supported only on PFs */
if (BNXT_VF(bp))
@@ -54,37 +592,41 @@
else if (nvm_param.dir_type == BNXT_NVM_FUNC_CFG)
idx = bp->pf.fw_fid - BNXT_FIRST_PF_FID;
- bytesize = roundup(nvm_param.num_bits, BITS_PER_BYTE) / BITS_PER_BYTE;
- if (nvm_param.num_bits == 1)
- buf = &val->vbool;
-
- data_addr = dma_zalloc_coherent(&bp->pdev->dev, bytesize,
- &data_dma_addr, GFP_KERNEL);
- if (!data_addr)
+ 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(nvm_param.num_bits);
+ req->data_len = cpu_to_le16(nvm_param.nvm_num_bits);
req->option_num = cpu_to_le16(nvm_param.offset);
req->index_0 = cpu_to_le16(idx);
if (idx)
req->dimensions = cpu_to_le16(1);
- if (req->req_type == cpu_to_le16(HWRM_NVM_SET_VARIABLE))
- memcpy(data_addr, buf, bytesize);
+ if (req->req_type == cpu_to_le16(HWRM_NVM_SET_VARIABLE)) {
+ bnxt_copy_to_nvm_data(data, val, nvm_param.nvm_num_bits,
+ nvm_param.dl_num_bytes);
+ rc = hwrm_send_message(bp, msg, msg_len, HWRM_CMD_TIMEOUT);
+ } else {
+ rc = hwrm_send_message_silent(bp, msg, msg_len,
+ HWRM_CMD_TIMEOUT);
+ if (!rc) {
+ bnxt_copy_from_nvm_data(val, data,
+ nvm_param.nvm_num_bits,
+ nvm_param.dl_num_bytes);
+ } else {
+ struct hwrm_err_output *resp = bp->hwrm_cmd_resp_addr;
- rc = hwrm_send_message(bp, msg, msg_len, HWRM_CMD_TIMEOUT);
- if (!rc && req->req_type == cpu_to_le16(HWRM_NVM_GET_VARIABLE))
- memcpy(buf, data_addr, bytesize);
-
- dma_free_coherent(&bp->pdev->dev, bytesize, data_addr, data_dma_addr);
- if (rc == HWRM_ERR_CODE_RESOURCE_ACCESS_DENIED) {
- netdev_err(bp->dev, "PF does not have admin privileges to modify NVM config\n");
- return -EACCES;
- } else if (rc) {
- return -EIO;
+ if (resp->cmd_err ==
+ NVM_GET_VARIABLE_CMD_ERR_CODE_VAR_NOT_EXIST)
+ rc = -EOPNOTSUPP;
+ }
}
- return 0;
+ dma_free_coherent(&bp->pdev->dev, sizeof(*data), data, data_dma_addr);
+ if (rc == -EACCES)
+ netdev_err(bp->dev, "PF does not have admin privileges to modify NVM config\n");
+ return rc;
}
static int bnxt_dl_nvm_param_get(struct devlink *dl, u32 id,
@@ -92,9 +634,15 @@
{
struct hwrm_nvm_get_variable_input req = {0};
struct bnxt *bp = bnxt_get_bp_from_dl(dl);
+ int rc;
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_GET_VARIABLE, -1, -1);
- return bnxt_hwrm_nvm_req(bp, id, &req, sizeof(req), &ctx->val);
+ rc = bnxt_hwrm_nvm_req(bp, id, &req, sizeof(req), &ctx->val);
+ if (!rc)
+ if (id == BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK)
+ ctx->val.vbool = !ctx->val.vbool;
+
+ return rc;
}
static int bnxt_dl_nvm_param_set(struct devlink *dl, u32 id,
@@ -104,7 +652,31 @@
struct bnxt *bp = bnxt_get_bp_from_dl(dl);
bnxt_hwrm_cmd_hdr_init(bp, &req, HWRM_NVM_SET_VARIABLE, -1, -1);
+
+ if (id == BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK)
+ ctx->val.vbool = !ctx->val.vbool;
+
return bnxt_hwrm_nvm_req(bp, id, &req, sizeof(req), &ctx->val);
+}
+
+static int bnxt_dl_msix_validate(struct devlink *dl, u32 id,
+ union devlink_param_value val,
+ struct netlink_ext_ack *extack)
+{
+ int max_val = -1;
+
+ if (id == DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MAX)
+ max_val = BNXT_MSIX_VEC_MAX;
+
+ if (id == DEVLINK_PARAM_GENERIC_ID_MSIX_VEC_PER_PF_MIN)
+ max_val = BNXT_MSIX_VEC_MIN_MAX;
+
+ if (val.vu32 > max_val) {
+ NL_SET_ERR_MSG_MOD(extack, "MSIX value is exceeding the range");
+ return -EINVAL;
+ }
+
+ return 0;
}
static const struct devlink_param bnxt_dl_params[] = {
@@ -112,21 +684,78 @@
BIT(DEVLINK_PARAM_CMODE_PERMANENT),
bnxt_dl_nvm_param_get, bnxt_dl_nvm_param_set,
NULL),
+ DEVLINK_PARAM_GENERIC(IGNORE_ARI,
+ BIT(DEVLINK_PARAM_CMODE_PERMANENT),
+ bnxt_dl_nvm_param_get, bnxt_dl_nvm_param_set,
+ NULL),
+ DEVLINK_PARAM_GENERIC(MSIX_VEC_PER_PF_MAX,
+ BIT(DEVLINK_PARAM_CMODE_PERMANENT),
+ bnxt_dl_nvm_param_get, bnxt_dl_nvm_param_set,
+ bnxt_dl_msix_validate),
+ DEVLINK_PARAM_GENERIC(MSIX_VEC_PER_PF_MIN,
+ BIT(DEVLINK_PARAM_CMODE_PERMANENT),
+ bnxt_dl_nvm_param_get, bnxt_dl_nvm_param_set,
+ bnxt_dl_msix_validate),
+ DEVLINK_PARAM_DRIVER(BNXT_DEVLINK_PARAM_ID_GRE_VER_CHECK,
+ "gre_ver_check", DEVLINK_PARAM_TYPE_BOOL,
+ BIT(DEVLINK_PARAM_CMODE_PERMANENT),
+ bnxt_dl_nvm_param_get, bnxt_dl_nvm_param_set,
+ NULL),
};
+
+static const struct devlink_param bnxt_dl_port_params[] = {
+};
+
+static int bnxt_dl_params_register(struct bnxt *bp)
+{
+ int rc;
+
+ if (bp->hwrm_spec_code < 0x10600)
+ return 0;
+
+ rc = devlink_params_register(bp->dl, bnxt_dl_params,
+ ARRAY_SIZE(bnxt_dl_params));
+ if (rc) {
+ netdev_warn(bp->dev, "devlink_params_register failed. rc=%d\n",
+ rc);
+ return rc;
+ }
+ rc = devlink_port_params_register(&bp->dl_port, bnxt_dl_port_params,
+ ARRAY_SIZE(bnxt_dl_port_params));
+ if (rc) {
+ netdev_err(bp->dev, "devlink_port_params_register failed\n");
+ devlink_params_unregister(bp->dl, bnxt_dl_params,
+ ARRAY_SIZE(bnxt_dl_params));
+ return rc;
+ }
+ devlink_params_publish(bp->dl);
+
+ return 0;
+}
+
+static void bnxt_dl_params_unregister(struct bnxt *bp)
+{
+ if (bp->hwrm_spec_code < 0x10600)
+ return;
+
+ devlink_params_unregister(bp->dl, bnxt_dl_params,
+ ARRAY_SIZE(bnxt_dl_params));
+ devlink_port_params_unregister(&bp->dl_port, bnxt_dl_port_params,
+ ARRAY_SIZE(bnxt_dl_port_params));
+}
int bnxt_dl_register(struct bnxt *bp)
{
+ struct devlink_port_attrs attrs = {};
struct devlink *dl;
int rc;
- if (bp->hwrm_spec_code < 0x10600) {
- netdev_warn(bp->dev, "Firmware does not support NVM params");
- return -ENOTSUPP;
- }
-
- dl = devlink_alloc(&bnxt_dl_ops, sizeof(struct bnxt_dl));
+ if (BNXT_PF(bp))
+ dl = devlink_alloc(&bnxt_dl_ops, sizeof(struct bnxt_dl));
+ else
+ dl = devlink_alloc(&bnxt_vf_dl_ops, sizeof(struct bnxt_dl));
if (!dl) {
- netdev_warn(bp->dev, "devlink_alloc failed");
+ netdev_warn(bp->dev, "devlink_alloc failed\n");
return -ENOMEM;
}
@@ -139,20 +768,32 @@
rc = devlink_register(dl, &bp->pdev->dev);
if (rc) {
- netdev_warn(bp->dev, "devlink_register failed. rc=%d", rc);
+ netdev_warn(bp->dev, "devlink_register failed. rc=%d\n", rc);
goto err_dl_free;
}
- rc = devlink_params_register(dl, bnxt_dl_params,
- ARRAY_SIZE(bnxt_dl_params));
+ if (!BNXT_PF(bp))
+ return 0;
+
+ attrs.flavour = DEVLINK_PORT_FLAVOUR_PHYSICAL;
+ attrs.phys.port_number = bp->pf.port_id;
+ memcpy(attrs.switch_id.id, bp->dsn, sizeof(bp->dsn));
+ attrs.switch_id.id_len = sizeof(bp->dsn);
+ devlink_port_attrs_set(&bp->dl_port, &attrs);
+ rc = devlink_port_register(dl, &bp->dl_port, bp->pf.port_id);
if (rc) {
- netdev_warn(bp->dev, "devlink_params_register failed. rc=%d",
- rc);
+ netdev_err(bp->dev, "devlink_port_register failed\n");
goto err_dl_unreg;
}
+ rc = bnxt_dl_params_register(bp);
+ if (rc)
+ goto err_dl_port_unreg;
+
return 0;
+err_dl_port_unreg:
+ devlink_port_unregister(&bp->dl_port);
err_dl_unreg:
devlink_unregister(dl);
err_dl_free:
@@ -168,8 +809,10 @@
if (!dl)
return;
- devlink_params_unregister(dl, bnxt_dl_params,
- ARRAY_SIZE(bnxt_dl_params));
+ if (BNXT_PF(bp)) {
+ bnxt_dl_params_unregister(bp);
+ devlink_port_unregister(&bp->dl_port);
+ }
devlink_unregister(dl);
devlink_free(dl);
}
--
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