-/*
- * Copyright (c) 2016 QLogic Corporation.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright (c) 2016 - 2018 Cavium Inc.
* All rights reserved.
- * www.qlogic.com
- *
- * See LICENSE.qede_pmd for copyright and licensing details.
+ * www.cavium.com
*/
#include "bcm_osal.h"
static void
ecore_dcbx_set_params(struct ecore_dcbx_results *p_data,
- struct ecore_hwfn *p_hwfn,
+ struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
bool enable, u8 prio, u8 tc,
enum dcbx_protocol_type type,
enum ecore_pci_personality personality)
}
p_data->arr[type].update = UPDATE_DCB_DSCP;
+ /* Do not add valn tag 0 when DCB is enabled and port is in UFP mode */
+ if (OSAL_TEST_BIT(ECORE_MF_UFP_SPECIFIC, &p_hwfn->p_dev->mf_bits))
+ p_data->arr[type].dont_add_vlan0 = true;
+
/* QM reconf data */
if (p_hwfn->hw_info.personality == personality)
p_hwfn->hw_info.offload_tc = tc;
+
+ /* Configure dcbx vlan priority in doorbell block for roce EDPM */
+ if (OSAL_TEST_BIT(ECORE_MF_UFP_SPECIFIC, &p_hwfn->p_dev->mf_bits) &&
+ (type == DCBX_PROTOCOL_ROCE)) {
+ ecore_wr(p_hwfn, p_ptt, DORQ_REG_TAG1_OVRD_MODE, 1);
+ ecore_wr(p_hwfn, p_ptt, DORQ_REG_PF_PCP, prio << 1);
+ }
}
/* Update app protocol data and hw_info fields with the TLV info */
static void
ecore_dcbx_update_app_info(struct ecore_dcbx_results *p_data,
- struct ecore_hwfn *p_hwfn,
+ struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
bool enable, u8 prio, u8 tc,
enum dcbx_protocol_type type)
{
enum ecore_pci_personality personality;
enum dcbx_protocol_type id;
- const char *name; /* @DPDK */
int i;
for (i = 0; i < OSAL_ARRAY_SIZE(ecore_dcbx_app_update); i++) {
continue;
personality = ecore_dcbx_app_update[i].personality;
- name = ecore_dcbx_app_update[i].name;
- ecore_dcbx_set_params(p_data, p_hwfn, enable,
+ ecore_dcbx_set_params(p_data, p_hwfn, p_ptt, enable,
prio, tc, type, personality);
}
}
*type = DCBX_PROTOCOL_ETH;
} else {
*type = DCBX_MAX_PROTOCOL_TYPE;
- DP_ERR(p_hwfn,
- "No action required, App TLV id = 0x%x"
- " app_prio_bitmap = 0x%x\n",
- id, app_prio_bitmap);
+ DP_VERBOSE(p_hwfn, ECORE_MSG_DCB,
+ "No action required, App TLV entry = 0x%x\n",
+ app_prio_bitmap);
return false;
}
return true;
}
-/* Parse app TLV's to update TC information in hw_info structure for
+/* Parse app TLV's to update TC information in hw_info structure for
* reconfiguring QM. Get protocol specific data for PF update ramrod command.
*/
static enum _ecore_status_t
-ecore_dcbx_process_tlv(struct ecore_hwfn *p_hwfn,
+ecore_dcbx_process_tlv(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
struct ecore_dcbx_results *p_data,
struct dcbx_app_priority_entry *p_tbl, u32 pri_tc_tbl,
int count, u8 dcbx_version)
enable = true;
}
- ecore_dcbx_update_app_info(p_data, p_hwfn, enable,
- priority, tc, type);
+ ecore_dcbx_update_app_info(p_data, p_hwfn, p_ptt,
+ enable, priority, tc, type);
}
}
if (p_data->arr[type].update)
continue;
- enable = (type == DCBX_PROTOCOL_ETH) ? false : !!dcbx_version;
- ecore_dcbx_update_app_info(p_data, p_hwfn, enable,
- priority, tc, type);
+ /* if no app tlv was present, don't override in FW */
+ ecore_dcbx_update_app_info(p_data, p_hwfn, p_ptt,
+ p_data->arr[DCBX_PROTOCOL_ETH].enable,
+ priority, tc, type);
}
return ECORE_SUCCESS;
* reconfiguring QM. Get protocol specific data for PF update ramrod command.
*/
static enum _ecore_status_t
-ecore_dcbx_process_mib_info(struct ecore_hwfn *p_hwfn)
+ecore_dcbx_process_mib_info(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
{
struct dcbx_app_priority_feature *p_app;
- enum _ecore_status_t rc = ECORE_SUCCESS;
- struct ecore_dcbx_results data = { 0 };
struct dcbx_app_priority_entry *p_tbl;
+ struct ecore_dcbx_results data;
struct dcbx_ets_feature *p_ets;
struct ecore_hw_info *p_info;
u32 pri_tc_tbl, flags;
u8 dcbx_version;
int num_entries;
+ enum _ecore_status_t rc = ECORE_SUCCESS;
flags = p_hwfn->p_dcbx_info->operational.flags;
dcbx_version = GET_MFW_FIELD(flags, DCBX_CONFIG_VERSION);
p_info = &p_hwfn->hw_info;
num_entries = GET_MFW_FIELD(p_app->flags, DCBX_APP_NUM_ENTRIES);
- rc = ecore_dcbx_process_tlv(p_hwfn, &data, p_tbl, pri_tc_tbl,
+ OSAL_MEMSET(&data, 0, sizeof(struct ecore_dcbx_results));
+ rc = ecore_dcbx_process_tlv(p_hwfn, p_ptt, &data, p_tbl, pri_tc_tbl,
num_entries, dcbx_version);
if (rc != ECORE_SUCCESS)
return rc;
struct ecore_dcbx_mib_meta_data *p_data,
enum ecore_mib_read_type type)
{
- enum _ecore_status_t rc = ECORE_SUCCESS;
u32 prefix_seq_num, suffix_seq_num;
int read_count = 0;
+ enum _ecore_status_t rc = ECORE_SUCCESS;
/* The data is considered to be valid only if both sequence numbers are
* the same.
p_data->addr, p_data->size);
prefix_seq_num = p_data->lldp_remote->prefix_seq_num;
suffix_seq_num = p_data->lldp_remote->suffix_seq_num;
+ } else if (type == ECORE_DCBX_LLDP_TLVS) {
+ ecore_memcpy_from(p_hwfn, p_ptt, p_data->lldp_tlvs,
+ p_data->addr, p_data->size);
+ prefix_seq_num = p_data->lldp_tlvs->prefix_seq_num;
+ suffix_seq_num = p_data->lldp_tlvs->suffix_seq_num;
+
} else {
ecore_memcpy_from(p_hwfn, p_ptt, p_data->mib,
p_data->addr, p_data->size);
OSAL_MEMCPY(params->lldp_local.local_chassis_id,
p_local->local_chassis_id,
- OSAL_ARRAY_SIZE(p_local->local_chassis_id));
+ sizeof(params->lldp_local.local_chassis_id));
OSAL_MEMCPY(params->lldp_local.local_port_id, p_local->local_port_id,
- OSAL_ARRAY_SIZE(p_local->local_port_id));
+ sizeof(params->lldp_local.local_port_id));
}
static void ecore_dcbx_get_remote_lldp_params(struct ecore_hwfn *p_hwfn,
OSAL_MEMCPY(params->lldp_remote.peer_chassis_id,
p_remote->peer_chassis_id,
- OSAL_ARRAY_SIZE(p_remote->peer_chassis_id));
+ sizeof(params->lldp_remote.peer_chassis_id));
OSAL_MEMCPY(params->lldp_remote.peer_port_id, p_remote->peer_port_id,
- OSAL_ARRAY_SIZE(p_remote->peer_port_id));
+ sizeof(params->lldp_remote.peer_port_id));
}
static enum _ecore_status_t
DP_ERR(p_hwfn, "MIB read err, unknown mib type %d\n", type);
}
- return rc;
+ return ECORE_SUCCESS;
}
/*
if (type == ECORE_DCBX_OPERATIONAL_MIB) {
ecore_dcbx_get_dscp_params(p_hwfn, &p_hwfn->p_dcbx_info->get);
- rc = ecore_dcbx_process_mib_info(p_hwfn);
+ rc = ecore_dcbx_process_mib_info(p_hwfn, p_ptt);
if (!rc) {
- bool enabled;
-
/* reconfigure tcs of QM queues according
* to negotiation results
*/
/* update storm FW with negotiation results */
ecore_sp_pf_update_dcbx(p_hwfn);
-
- /* set eagle enigne 1 flow control workaround
- * according to negotiation results
- */
- enabled = p_hwfn->p_dcbx_info->results.dcbx_enabled;
}
}
ecore_dcbx_get_params(p_hwfn, &p_hwfn->p_dcbx_info->get, type);
- /* Update the DSCP to TC mapping bit if required */
+ /* Update the DSCP to TC mapping enable bit if required */
if ((type == ECORE_DCBX_OPERATIONAL_MIB) &&
p_hwfn->p_dcbx_info->dscp_nig_update) {
u8 val = !!p_hwfn->p_dcbx_info->get.dscp.enabled;
+ u32 addr = NIG_REG_DSCP_TO_TC_MAP_ENABLE;
+
+ rc = ecore_all_ppfids_wr(p_hwfn, p_ptt, addr, val);
+ if (rc != ECORE_SUCCESS) {
+ DP_NOTICE(p_hwfn, false,
+ "Failed to update the DSCP to TC mapping enable bit\n");
+ return rc;
+ }
- ecore_wr(p_hwfn, p_ptt, NIG_REG_DSCP_TO_TC_MAP_ENABLE, val);
p_hwfn->p_dcbx_info->dscp_nig_update = false;
}
p_hwfn->p_dcbx_info = OSAL_ZALLOC(p_hwfn->p_dev, GFP_KERNEL,
sizeof(*p_hwfn->p_dcbx_info));
if (!p_hwfn->p_dcbx_info) {
- DP_NOTICE(p_hwfn, true,
+ DP_NOTICE(p_hwfn, false,
"Failed to allocate `struct ecore_dcbx_info'");
return ECORE_NOMEM;
}
return ECORE_SUCCESS;
}
-void ecore_dcbx_info_free(struct ecore_hwfn *p_hwfn,
- struct ecore_dcbx_info *p_dcbx_info)
+void ecore_dcbx_info_free(struct ecore_hwfn *p_hwfn)
{
OSAL_FREE(p_hwfn->p_dev, p_hwfn->p_dcbx_info);
}
p_data->dcb_tc = p_src->arr[type].tc;
p_data->dscp_enable_flag = p_src->arr[type].dscp_enable;
p_data->dscp_val = p_src->arr[type].dscp_val;
+ p_data->dcb_dont_add_vlan0 = p_src->arr[type].dont_add_vlan0;
}
/* Set pf update ramrod command params */
local_admin->config = DCBX_CONFIG_VERSION_DISABLED;
}
+ DP_VERBOSE(p_hwfn, ECORE_MSG_DCB, "Dcbx version = %d\n",
+ local_admin->config);
+
if (params->override_flags & ECORE_DCBX_OVERRIDE_PFC_CFG)
ecore_dcbx_set_pfc_data(p_hwfn, &local_admin->features.pfc,
¶ms->config.params);
u32 resp = 0, param = 0;
enum _ecore_status_t rc = ECORE_SUCCESS;
- if (!hw_commit) {
- OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set, params,
- sizeof(p_hwfn->p_dcbx_info->set));
+ OSAL_MEMCPY(&p_hwfn->p_dcbx_info->set, params,
+ sizeof(p_hwfn->p_dcbx_info->set));
+ if (!hw_commit)
return ECORE_SUCCESS;
- }
-
- /* clear set-parmas cache */
- OSAL_MEMSET(&p_hwfn->p_dcbx_info->set, 0,
- sizeof(struct ecore_dcbx_set));
OSAL_MEMSET(&local_admin, 0, sizeof(local_admin));
ecore_dcbx_set_local_params(p_hwfn, &local_admin, params);
return ECORE_SUCCESS;
}
+
+enum _ecore_status_t ecore_lldp_register_tlv(struct ecore_hwfn *p_hwfn,
+ struct ecore_ptt *p_ptt,
+ enum ecore_lldp_agent agent,
+ u8 tlv_type)
+{
+ u32 mb_param = 0, mcp_resp = 0, mcp_param = 0, val = 0;
+ enum _ecore_status_t rc = ECORE_SUCCESS;
+
+ switch (agent) {
+ case ECORE_LLDP_NEAREST_BRIDGE:
+ val = LLDP_NEAREST_BRIDGE;
+ break;
+ case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
+ val = LLDP_NEAREST_NON_TPMR_BRIDGE;
+ break;
+ case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
+ val = LLDP_NEAREST_CUSTOMER_BRIDGE;
+ break;
+ default:
+ DP_ERR(p_hwfn, "Invalid agent type %d\n", agent);
+ return ECORE_INVAL;
+ }
+
+ SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_AGENT, val);
+ SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_TLV_RX_TYPE, tlv_type);
+
+ rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_REGISTER_LLDP_TLVS_RX,
+ mb_param, &mcp_resp, &mcp_param);
+ if (rc != ECORE_SUCCESS)
+ DP_NOTICE(p_hwfn, false, "Failed to register TLV\n");
+
+ return rc;
+}
+
+enum _ecore_status_t
+ecore_lldp_mib_update_event(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt)
+{
+ struct ecore_dcbx_mib_meta_data data;
+ enum _ecore_status_t rc = ECORE_SUCCESS;
+ struct lldp_received_tlvs_s tlvs;
+ int i;
+
+ for (i = 0; i < LLDP_MAX_LLDP_AGENTS; i++) {
+ OSAL_MEM_ZERO(&data, sizeof(data));
+ data.addr = p_hwfn->mcp_info->port_addr +
+ offsetof(struct public_port, lldp_received_tlvs[i]);
+ data.lldp_tlvs = &tlvs;
+ data.size = sizeof(tlvs);
+ rc = ecore_dcbx_copy_mib(p_hwfn, p_ptt, &data,
+ ECORE_DCBX_LLDP_TLVS);
+ if (rc != ECORE_SUCCESS) {
+ DP_NOTICE(p_hwfn, false, "Failed to read lldp TLVs\n");
+ return rc;
+ }
+
+ if (!tlvs.length)
+ continue;
+
+ for (i = 0; i < MAX_TLV_BUFFER; i++)
+ tlvs.tlvs_buffer[i] =
+ OSAL_CPU_TO_BE32(tlvs.tlvs_buffer[i]);
+
+ OSAL_LLDP_RX_TLVS(p_hwfn, tlvs.tlvs_buffer, tlvs.length);
+ }
+
+ return rc;
+}
+
+enum _ecore_status_t
+ecore_lldp_get_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
+ struct ecore_lldp_config_params *p_params)
+{
+ struct lldp_config_params_s lldp_params;
+ u32 addr, val;
+ int i;
+
+ switch (p_params->agent) {
+ case ECORE_LLDP_NEAREST_BRIDGE:
+ val = LLDP_NEAREST_BRIDGE;
+ break;
+ case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
+ val = LLDP_NEAREST_NON_TPMR_BRIDGE;
+ break;
+ case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
+ val = LLDP_NEAREST_CUSTOMER_BRIDGE;
+ break;
+ default:
+ DP_ERR(p_hwfn, "Invalid agent type %d\n", p_params->agent);
+ return ECORE_INVAL;
+ }
+
+ addr = p_hwfn->mcp_info->port_addr +
+ offsetof(struct public_port, lldp_config_params[val]);
+
+ ecore_memcpy_from(p_hwfn, p_ptt, &lldp_params, addr,
+ sizeof(lldp_params));
+
+ p_params->tx_interval = GET_MFW_FIELD(lldp_params.config,
+ LLDP_CONFIG_TX_INTERVAL);
+ p_params->tx_hold = GET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_HOLD);
+ p_params->tx_credit = GET_MFW_FIELD(lldp_params.config,
+ LLDP_CONFIG_MAX_CREDIT);
+ p_params->rx_enable = GET_MFW_FIELD(lldp_params.config,
+ LLDP_CONFIG_ENABLE_RX);
+ p_params->tx_enable = GET_MFW_FIELD(lldp_params.config,
+ LLDP_CONFIG_ENABLE_TX);
+
+ OSAL_MEMCPY(p_params->chassis_id_tlv, lldp_params.local_chassis_id,
+ sizeof(p_params->chassis_id_tlv));
+ for (i = 0; i < ECORE_LLDP_CHASSIS_ID_STAT_LEN; i++)
+ p_params->chassis_id_tlv[i] =
+ OSAL_BE32_TO_CPU(p_params->chassis_id_tlv[i]);
+
+ OSAL_MEMCPY(p_params->port_id_tlv, lldp_params.local_port_id,
+ sizeof(p_params->port_id_tlv));
+ for (i = 0; i < ECORE_LLDP_PORT_ID_STAT_LEN; i++)
+ p_params->port_id_tlv[i] =
+ OSAL_BE32_TO_CPU(p_params->port_id_tlv[i]);
+
+ return ECORE_SUCCESS;
+}
+
+enum _ecore_status_t
+ecore_lldp_set_params(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
+ struct ecore_lldp_config_params *p_params)
+{
+ u32 mb_param = 0, mcp_resp = 0, mcp_param = 0;
+ struct lldp_config_params_s lldp_params;
+ enum _ecore_status_t rc = ECORE_SUCCESS;
+ u32 addr, val;
+ int i;
+
+ switch (p_params->agent) {
+ case ECORE_LLDP_NEAREST_BRIDGE:
+ val = LLDP_NEAREST_BRIDGE;
+ break;
+ case ECORE_LLDP_NEAREST_NON_TPMR_BRIDGE:
+ val = LLDP_NEAREST_NON_TPMR_BRIDGE;
+ break;
+ case ECORE_LLDP_NEAREST_CUSTOMER_BRIDGE:
+ val = LLDP_NEAREST_CUSTOMER_BRIDGE;
+ break;
+ default:
+ DP_ERR(p_hwfn, "Invalid agent type %d\n", p_params->agent);
+ return ECORE_INVAL;
+ }
+
+ SET_MFW_FIELD(mb_param, DRV_MB_PARAM_LLDP_AGENT, val);
+ addr = p_hwfn->mcp_info->port_addr +
+ offsetof(struct public_port, lldp_config_params[val]);
+
+ OSAL_MEMSET(&lldp_params, 0, sizeof(lldp_params));
+ SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_TX_INTERVAL,
+ p_params->tx_interval);
+ SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_HOLD, p_params->tx_hold);
+ SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_MAX_CREDIT,
+ p_params->tx_credit);
+ SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_ENABLE_RX,
+ !!p_params->rx_enable);
+ SET_MFW_FIELD(lldp_params.config, LLDP_CONFIG_ENABLE_TX,
+ !!p_params->tx_enable);
+
+ for (i = 0; i < ECORE_LLDP_CHASSIS_ID_STAT_LEN; i++)
+ p_params->chassis_id_tlv[i] =
+ OSAL_CPU_TO_BE32(p_params->chassis_id_tlv[i]);
+ OSAL_MEMCPY(lldp_params.local_chassis_id, p_params->chassis_id_tlv,
+ sizeof(lldp_params.local_chassis_id));
+
+ for (i = 0; i < ECORE_LLDP_PORT_ID_STAT_LEN; i++)
+ p_params->port_id_tlv[i] =
+ OSAL_CPU_TO_BE32(p_params->port_id_tlv[i]);
+ OSAL_MEMCPY(lldp_params.local_port_id, p_params->port_id_tlv,
+ sizeof(lldp_params.local_port_id));
+
+ ecore_memcpy_to(p_hwfn, p_ptt, addr, &lldp_params, sizeof(lldp_params));
+
+ rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_LLDP,
+ mb_param, &mcp_resp, &mcp_param);
+ if (rc != ECORE_SUCCESS)
+ DP_NOTICE(p_hwfn, false, "SET_LLDP failed, error = %d\n", rc);
+
+ return rc;
+}
+
+enum _ecore_status_t
+ecore_lldp_set_system_tlvs(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
+ struct ecore_lldp_sys_tlvs *p_params)
+{
+ u32 mb_param = 0, mcp_resp = 0, mcp_param = 0;
+ enum _ecore_status_t rc = ECORE_SUCCESS;
+ struct lldp_system_tlvs_buffer_s lld_tlv_buf;
+ u32 addr, *p_val;
+ u8 len;
+ int i;
+
+ p_val = (u32 *)p_params->buf;
+ for (i = 0; i < ECORE_LLDP_SYS_TLV_SIZE / 4; i++)
+ p_val[i] = OSAL_CPU_TO_BE32(p_val[i]);
+
+ OSAL_MEMSET(&lld_tlv_buf, 0, sizeof(lld_tlv_buf));
+ SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_VALID, 1);
+ SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_MANDATORY,
+ !!p_params->discard_mandatory_tlv);
+ SET_MFW_FIELD(lld_tlv_buf.flags, LLDP_SYSTEM_TLV_LENGTH,
+ p_params->buf_size);
+ len = ECORE_LLDP_SYS_TLV_SIZE / 2;
+ OSAL_MEMCPY(lld_tlv_buf.data, p_params->buf, len);
+
+ addr = p_hwfn->mcp_info->port_addr +
+ offsetof(struct public_port, system_lldp_tlvs_buf);
+ ecore_memcpy_to(p_hwfn, p_ptt, addr, &lld_tlv_buf, sizeof(lld_tlv_buf));
+
+ if (p_params->buf_size > len) {
+ addr = p_hwfn->mcp_info->port_addr +
+ offsetof(struct public_port, system_lldp_tlvs_buf2);
+ ecore_memcpy_to(p_hwfn, p_ptt, addr, &p_params->buf[len],
+ ECORE_LLDP_SYS_TLV_SIZE / 2);
+ }
+
+ rc = ecore_mcp_cmd(p_hwfn, p_ptt, DRV_MSG_CODE_SET_LLDP,
+ mb_param, &mcp_resp, &mcp_param);
+ if (rc != ECORE_SUCCESS)
+ DP_NOTICE(p_hwfn, false, "SET_LLDP failed, error = %d\n", rc);
+
+ return rc;
+}
+
+enum _ecore_status_t
+ecore_dcbx_get_dscp_priority(struct ecore_hwfn *p_hwfn,
+ u8 dscp_index, u8 *p_dscp_pri)
+{
+ struct ecore_dcbx_get *p_dcbx_info;
+ enum _ecore_status_t rc;
+
+ if (dscp_index >= ECORE_DCBX_DSCP_SIZE) {
+ DP_ERR(p_hwfn, "Invalid dscp index %d\n", dscp_index);
+ return ECORE_INVAL;
+ }
+
+ p_dcbx_info = OSAL_ALLOC(p_hwfn->p_dev, GFP_KERNEL,
+ sizeof(*p_dcbx_info));
+ if (!p_dcbx_info)
+ return ECORE_NOMEM;
+
+ OSAL_MEMSET(p_dcbx_info, 0, sizeof(*p_dcbx_info));
+ rc = ecore_dcbx_query_params(p_hwfn, p_dcbx_info,
+ ECORE_DCBX_OPERATIONAL_MIB);
+ if (rc) {
+ OSAL_FREE(p_hwfn->p_dev, p_dcbx_info);
+ return rc;
+ }
+
+ *p_dscp_pri = p_dcbx_info->dscp.dscp_pri_map[dscp_index];
+ OSAL_FREE(p_hwfn->p_dev, p_dcbx_info);
+
+ return ECORE_SUCCESS;
+}
+
+enum _ecore_status_t
+ecore_dcbx_set_dscp_priority(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
+ u8 dscp_index, u8 pri_val)
+{
+ struct ecore_dcbx_set dcbx_set;
+ enum _ecore_status_t rc;
+
+ if (dscp_index >= ECORE_DCBX_DSCP_SIZE ||
+ pri_val >= ECORE_MAX_PFC_PRIORITIES) {
+ DP_ERR(p_hwfn, "Invalid dscp params: index = %d pri = %d\n",
+ dscp_index, pri_val);
+ return ECORE_INVAL;
+ }
+
+ OSAL_MEMSET(&dcbx_set, 0, sizeof(dcbx_set));
+ rc = ecore_dcbx_get_config_params(p_hwfn, &dcbx_set);
+ if (rc)
+ return rc;
+
+ dcbx_set.override_flags = ECORE_DCBX_OVERRIDE_DSCP_CFG;
+ dcbx_set.dscp.dscp_pri_map[dscp_index] = pri_val;
+
+ return ecore_dcbx_config_params(p_hwfn, p_ptt, &dcbx_set, 1);
+}