#define HNS3_SHAPER_BS_U_DEF 5
#define HNS3_SHAPER_BS_S_DEF 20
#define BW_MAX_PERCENT 100
-#define HNS3_ETHER_MAX_RATE 100000
/*
* hns3_shaper_para_calc: calculate ir parameter for the shaper
return -EINVAL;
}
- if (ir > HNS3_ETHER_MAX_RATE) {
- hns3_err(hw, "rate(%d) exceeds the rate driver supported "
- "HNS3_ETHER_MAX_RATE(%d)", ir, HNS3_ETHER_MAX_RATE);
+ if (ir > hw->max_tm_rate) {
+ hns3_err(hw, "rate(%d) exceeds the max rate(%d) driver "
+ "supported.", ir, hw->max_tm_rate);
return -EINVAL;
}
* ir_calc gets minimum value when tick is the maximum value.
* At the same time, value of ir_u_calc can only be increased up
* to eight after the while loop if the value of ir is equal
- * to HNS3_ETHER_MAX_RATE.
+ * to hw->max_tm_rate.
*/
uint32_t numerator;
do {
shap_cfg_cmd->port_shapping_para = rte_cpu_to_le_32(shapping_para);
+ /*
+ * Configure the port_rate and set bit HNS3_TM_RATE_VLD_B of flag
+ * field in hns3_port_shapping_cmd to require firmware to recalculate
+ * shapping parameters. And whether the parameters are recalculated
+ * depends on the firmware version. But driver still needs to
+ * calculate it and configure to firmware for better compatibility.
+ */
+ shap_cfg_cmd->port_rate = rte_cpu_to_le_32(hw->mac.link_speed);
+ hns3_set_bit(shap_cfg_cmd->flag, HNS3_TM_RATE_VLD_B, 1);
+
return hns3_cmd_send(hw, &desc, 1);
}
static int
hns3_dcb_pg_shapping_cfg(struct hns3_hw *hw, enum hns3_shap_bucket bucket,
- uint8_t pg_id, uint32_t shapping_para)
+ uint8_t pg_id, uint32_t shapping_para, uint32_t rate)
{
struct hns3_pg_shapping_cmd *shap_cfg_cmd;
enum hns3_opcode_type opcode;
shap_cfg_cmd->pg_shapping_para = rte_cpu_to_le_32(shapping_para);
+ /*
+ * Configure the pg_rate and set bit HNS3_TM_RATE_VLD_B of flag field in
+ * hns3_pg_shapping_cmd to require firmware to recalculate shapping
+ * parameters. And whether parameters are recalculated depends on
+ * the firmware version. But driver still needs to calculate it and
+ * configure to firmware for better compatibility.
+ */
+ shap_cfg_cmd->pg_rate = rte_cpu_to_le_32(rate);
+ hns3_set_bit(shap_cfg_cmd->flag, HNS3_TM_RATE_VLD_B, 1);
+
return hns3_cmd_send(hw, &desc, 1);
}
struct hns3_pf *pf = &hns->pf;
uint32_t ir_u, ir_b, ir_s;
uint32_t shaper_para;
+ uint32_t rate;
uint8_t i;
int ret;
/* Pg to pri */
for (i = 0; i < hw->dcb_info.num_pg; i++) {
+ rate = hw->dcb_info.pg_info[i].bw_limit;
+
/* Calc shaper para */
- ret = hns3_shaper_para_calc(hw,
- hw->dcb_info.pg_info[i].bw_limit,
- HNS3_SHAPER_LVL_PG,
+ ret = hns3_shaper_para_calc(hw, rate, HNS3_SHAPER_LVL_PG,
&shaper_parameter);
if (ret) {
hns3_err(hw, "calculate shaper parameter failed: %d",
HNS3_SHAPER_BS_S_DEF);
ret = hns3_dcb_pg_shapping_cfg(hw, HNS3_DCB_SHAP_C_BUCKET, i,
- shaper_para);
+ shaper_para, rate);
if (ret) {
hns3_err(hw,
"config PG CIR shaper parameter failed: %d",
HNS3_SHAPER_BS_S_DEF);
ret = hns3_dcb_pg_shapping_cfg(hw, HNS3_DCB_SHAP_P_BUCKET, i,
- shaper_para);
+ shaper_para, rate);
if (ret) {
hns3_err(hw,
"config PG PIR shaper parameter failed: %d",
static int
hns3_dcb_pri_shapping_cfg(struct hns3_hw *hw, enum hns3_shap_bucket bucket,
- uint8_t pri_id, uint32_t shapping_para)
+ uint8_t pri_id, uint32_t shapping_para, uint32_t rate)
{
struct hns3_pri_shapping_cmd *shap_cfg_cmd;
enum hns3_opcode_type opcode;
shap_cfg_cmd->pri_shapping_para = rte_cpu_to_le_32(shapping_para);
+ /*
+ * Configure the pri_rate and set bit HNS3_TM_RATE_VLD_B of flag
+ * field in hns3_pri_shapping_cmd to require firmware to recalculate
+ * shapping parameters. And whether the parameters are recalculated
+ * depends on the firmware version. But driver still needs to
+ * calculate it and configure to firmware for better compatibility.
+ */
+ shap_cfg_cmd->pri_rate = rte_cpu_to_le_32(rate);
+ hns3_set_bit(shap_cfg_cmd->flag, HNS3_TM_RATE_VLD_B, 1);
+
return hns3_cmd_send(hw, &desc, 1);
}
struct hns3_shaper_parameter shaper_parameter;
uint32_t ir_u, ir_b, ir_s;
uint32_t shaper_para;
+ uint32_t rate;
int ret, i;
for (i = 0; i < hw->dcb_info.num_tc; i++) {
- ret = hns3_shaper_para_calc(hw,
- hw->dcb_info.tc_info[i].bw_limit,
- HNS3_SHAPER_LVL_PRI,
+ rate = hw->dcb_info.tc_info[i].bw_limit;
+ ret = hns3_shaper_para_calc(hw, rate, HNS3_SHAPER_LVL_PRI,
&shaper_parameter);
if (ret) {
hns3_err(hw, "calculate shaper parameter failed: %d",
HNS3_SHAPER_BS_S_DEF);
ret = hns3_dcb_pri_shapping_cfg(hw, HNS3_DCB_SHAP_C_BUCKET, i,
- shaper_para);
+ shaper_para, rate);
if (ret) {
hns3_err(hw,
"config priority CIR shaper parameter failed: %d",
HNS3_SHAPER_BS_S_DEF);
ret = hns3_dcb_pri_shapping_cfg(hw, HNS3_DCB_SHAP_P_BUCKET, i,
- shaper_para);
+ shaper_para, rate);
if (ret) {
hns3_err(hw,
"config priority PIR shaper parameter failed: %d",
return ret;
}
-void
+static int
hns3_set_rss_size(struct hns3_hw *hw, uint16_t nb_rx_q)
{
+ struct hns3_rss_conf *rss_cfg = &hw->rss_info;
uint16_t rx_qnum_per_tc;
+ uint16_t used_rx_queues;
+ int i;
rx_qnum_per_tc = nb_rx_q / hw->num_tc;
- rx_qnum_per_tc = RTE_MIN(hw->rss_size_max, rx_qnum_per_tc);
- if (hw->alloc_rss_size != rx_qnum_per_tc) {
- hns3_info(hw, "rss size changes from %u to %u",
- hw->alloc_rss_size, rx_qnum_per_tc);
- hw->alloc_rss_size = rx_qnum_per_tc;
+ if (rx_qnum_per_tc > hw->rss_size_max) {
+ hns3_err(hw, "rx queue number of per tc (%u) is greater than "
+ "value (%u) hardware supported.",
+ rx_qnum_per_tc, hw->rss_size_max);
+ return -EINVAL;
+ }
+
+ used_rx_queues = hw->num_tc * rx_qnum_per_tc;
+ if (used_rx_queues != nb_rx_q) {
+ hns3_err(hw, "rx queue number (%u) configured must be an "
+ "integral multiple of valid tc number (%u).",
+ nb_rx_q, hw->num_tc);
+ return -EINVAL;
}
- hw->used_rx_queues = hw->num_tc * hw->alloc_rss_size;
+ hw->alloc_rss_size = rx_qnum_per_tc;
+ hw->used_rx_queues = used_rx_queues;
+
+ /*
+ * When rss size is changed, we need to update rss redirection table
+ * maintained by driver. Besides, during the entire reset process, we
+ * need to ensure that the rss table information are not overwritten
+ * and configured directly to the hardware in the RESET_STAGE_RESTORE
+ * stage of the reset process.
+ */
+ if (rte_atomic16_read(&hw->reset.resetting) == 0) {
+ for (i = 0; i < HNS3_RSS_IND_TBL_SIZE; i++)
+ rss_cfg->rss_indirection_tbl[i] =
+ i % hw->alloc_rss_size;
+ }
+
+ return 0;
}
-void
-hns3_tc_queue_mapping_cfg(struct hns3_hw *hw, uint16_t nb_queue)
+static int
+hns3_tc_queue_mapping_cfg(struct hns3_hw *hw, uint16_t nb_tx_q)
{
struct hns3_tc_queue_info *tc_queue;
+ uint16_t used_tx_queues;
+ uint16_t tx_qnum_per_tc;
uint8_t i;
- hw->tx_qnum_per_tc = nb_queue / hw->num_tc;
+ tx_qnum_per_tc = nb_tx_q / hw->num_tc;
+ used_tx_queues = hw->num_tc * tx_qnum_per_tc;
+ if (used_tx_queues != nb_tx_q) {
+ hns3_err(hw, "tx queue number (%u) configured must be an "
+ "integral multiple of valid tc number (%u).",
+ nb_tx_q, hw->num_tc);
+ return -EINVAL;
+ }
+
+ hw->used_tx_queues = used_tx_queues;
+ hw->tx_qnum_per_tc = tx_qnum_per_tc;
for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
tc_queue = &hw->tc_queue[i];
if (hw->hw_tc_map & BIT(i) && i < hw->num_tc) {
tc_queue->tc = 0;
}
}
- hw->used_tx_queues = hw->num_tc * hw->tx_qnum_per_tc;
+
+ return 0;
}
-static void
+int
+hns3_queue_to_tc_mapping(struct hns3_hw *hw, uint16_t nb_rx_q, uint16_t nb_tx_q)
+{
+ int ret;
+
+ ret = hns3_set_rss_size(hw, nb_rx_q);
+ if (ret)
+ return ret;
+
+ return hns3_tc_queue_mapping_cfg(hw, nb_tx_q);
+}
+
+static int
hns3_dcb_update_tc_queue_mapping(struct hns3_hw *hw, uint16_t nb_rx_q,
uint16_t nb_tx_q)
{
struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
struct hns3_pf *pf = &hns->pf;
+ int ret;
hw->num_tc = hw->dcb_info.num_tc;
- hns3_set_rss_size(hw, nb_rx_q);
- hns3_tc_queue_mapping_cfg(hw, nb_tx_q);
+ ret = hns3_queue_to_tc_mapping(hw, nb_rx_q, nb_tx_q);
+ if (ret)
+ return ret;
if (!hns->is_vf)
memcpy(pf->prio_tc, hw->dcb_info.prio_tc, HNS3_MAX_USER_PRIO);
+
+ return 0;
}
int
hw->dcb_info.pg_dwrr[i] = i ? 0 : BW_MAX_PERCENT;
hw->dcb_info.pg_info[i].pg_id = i;
hw->dcb_info.pg_info[i].pg_sch_mode = HNS3_SCH_MODE_DWRR;
- hw->dcb_info.pg_info[i].bw_limit = HNS3_ETHER_MAX_RATE;
+ hw->dcb_info.pg_info[i].bw_limit = hw->max_tm_rate;
if (i != 0)
continue;
}
ret = hns3_dcb_lvl34_schd_mode_cfg(hw);
- if (ret) {
+ if (ret)
hns3_err(hw, "config lvl34_schd_mode failed: %d", ret);
- return ret;
- }
- return 0;
+ return ret;
}
static int
ret = hns3_dcb_pri_weight_cfg(hw, i, dwrr);
if (ret) {
- hns3_err(hw, "fail to send priority weight cmd: %d", i);
+ hns3_err(hw,
+ "fail to send priority weight cmd: %d, ret = %d",
+ i, ret);
return ret;
}
ret = hns3_dcb_qs_weight_cfg(hw, i, BW_MAX_PERCENT);
if (ret) {
- hns3_err(hw, "fail to send qs_weight cmd: %d", i);
+ hns3_err(hw, "fail to send qs_weight cmd: %d, ret = %d",
+ i, ret);
return ret;
}
}
{
struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
struct hns3_pf *pf = &hns->pf;
+ uint32_t version;
int ret;
if (pf->tx_sch_mode != HNS3_FLAG_TC_BASE_SCH_MODE)
ret = hns3_dcb_ets_tc_dwrr_cfg(hw);
if (ret == -EOPNOTSUPP) {
- hns3_warn(hw, "fw %08x does't support ets tc weight cmd",
- hw->fw_version);
+ version = hw->fw_version;
+ hns3_warn(hw,
+ "fw %lu.%lu.%lu.%lu doesn't support ets tc weight cmd",
+ hns3_get_field(version, HNS3_FW_VERSION_BYTE3_M,
+ HNS3_FW_VERSION_BYTE3_S),
+ hns3_get_field(version, HNS3_FW_VERSION_BYTE2_M,
+ HNS3_FW_VERSION_BYTE2_S),
+ hns3_get_field(version, HNS3_FW_VERSION_BYTE1_M,
+ HNS3_FW_VERSION_BYTE1_S),
+ hns3_get_field(version, HNS3_FW_VERSION_BYTE0_M,
+ HNS3_FW_VERSION_BYTE0_S));
ret = 0;
}
}
ret = hns3_dcb_pri_dwrr_cfg(hw);
- if (ret) {
+ if (ret)
hns3_err(hw, "config pri_dwrr failed: %d", ret);
- return ret;
- }
- return 0;
+ return ret;
}
static int
{
struct hns3_nq_to_qs_link_cmd *map;
struct hns3_cmd_desc desc;
+ uint16_t tmp_qs_id = 0;
+ uint16_t qs_id_l;
+ uint16_t qs_id_h;
hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_TM_NQ_TO_QS_LINK, false);
map = (struct hns3_nq_to_qs_link_cmd *)desc.data;
map->nq_id = rte_cpu_to_le_16(q_id);
- map->qset_id = rte_cpu_to_le_16(qs_id | HNS3_DCB_Q_QS_LINK_VLD_MSK);
+
+ /*
+ * Network engine with revision_id 0x21 uses 0~9 bit of qs_id to
+ * configure qset_id. So we need to convert qs_id to the follow
+ * format to support qset_id > 1024.
+ * qs_id: | 15 | 14 ~ 10 | 9 ~ 0 |
+ * / / \ \
+ * / / \ \
+ * qset_id: | 15 ~ 11 | 10 | 9 ~ 0 |
+ * | qs_id_h | vld | qs_id_l |
+ */
+ qs_id_l = hns3_get_field(qs_id, HNS3_DCB_QS_ID_L_MSK,
+ HNS3_DCB_QS_ID_L_S);
+ qs_id_h = hns3_get_field(qs_id, HNS3_DCB_QS_ID_H_MSK,
+ HNS3_DCB_QS_ID_H_S);
+ hns3_set_field(tmp_qs_id, HNS3_DCB_QS_ID_L_MSK, HNS3_DCB_QS_ID_L_S,
+ qs_id_l);
+ hns3_set_field(tmp_qs_id, HNS3_DCB_QS_ID_H_EXT_MSK,
+ HNS3_DCB_QS_ID_H_EXT_S, qs_id_h);
+ map->qset_id = rte_cpu_to_le_16(tmp_qs_id | HNS3_DCB_Q_QS_LINK_VLD_MSK);
return hns3_cmd_send(hw, &desc, 1);
}
/* Cfg q -> qs mapping */
ret = hns3_q_to_qs_map(hw);
- if (ret) {
+ if (ret)
hns3_err(hw, "nq_to_qs mapping fail: %d", ret);
- return ret;
- }
- return 0;
+ return ret;
}
static int
*changed = true;
}
-static void
+static int
hns3_dcb_info_cfg(struct hns3_adapter *hns)
{
struct rte_eth_dcb_rx_conf *dcb_rx_conf;
struct hns3_hw *hw = &hns->hw;
uint8_t tc_bw, bw_rest;
uint8_t i, j;
+ int ret;
dcb_rx_conf = &hw->data->dev_conf.rx_adv_conf.dcb_rx_conf;
pf->local_max_tc = (uint8_t)dcb_rx_conf->nb_tcs;
hw->dcb_info.pg_dwrr[0] = BW_MAX_PERCENT;
hw->dcb_info.pg_info[0].pg_id = 0;
hw->dcb_info.pg_info[0].pg_sch_mode = HNS3_SCH_MODE_DWRR;
- hw->dcb_info.pg_info[0].bw_limit = HNS3_ETHER_MAX_RATE;
+ hw->dcb_info.pg_info[0].bw_limit = hw->max_tm_rate;
hw->dcb_info.pg_info[0].tc_bit_map = hw->hw_tc_map;
/* Each tc has same bw for valid tc by default */
for (i = 0; i < HNS3_MAX_USER_PRIO; i++)
hw->dcb_info.prio_tc[i] = dcb_rx_conf->dcb_tc[i];
- hns3_dcb_update_tc_queue_mapping(hw, hw->data->nb_rx_queues,
- hw->data->nb_tx_queues);
+ ret = hns3_dcb_update_tc_queue_mapping(hw, hw->data->nb_rx_queues,
+ hw->data->nb_tx_queues);
+ if (ret)
+ hns3_err(hw, "update tc queue mapping failed, ret = %d.", ret);
+
+ return ret;
}
static int
hw->dcb_info.num_tc = 1;
}
hw->hw_tc_map = bit_map;
- hns3_dcb_info_cfg(hns);
- return 0;
+ return hns3_dcb_info_cfg(hns);
}
static int
{
struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
struct hns3_pf *pf = &hns->pf;
+ uint16_t default_tqp_num;
int ret;
PMD_INIT_FUNC_TRACE();
ret = hns3_dcb_info_init(hw);
if (ret) {
- hns3_err(hw, "dcb info init failed: %d", ret);
+ hns3_err(hw, "dcb info init failed, ret = %d.", ret);
+ return ret;
+ }
+
+ /*
+ * The number of queues configured by default cannot exceed
+ * the maximum number of queues for a single TC.
+ */
+ default_tqp_num = RTE_MIN(hw->rss_size_max,
+ hw->tqps_num / hw->dcb_info.num_tc);
+ ret = hns3_dcb_update_tc_queue_mapping(hw, default_tqp_num,
+ default_tqp_num);
+ if (ret) {
+ hns3_err(hw,
+ "update tc queue mapping failed, ret = %d.",
+ ret);
return ret;
}
- hns3_dcb_update_tc_queue_mapping(hw, hw->tqps_num,
- hw->tqps_num);
}
/*
*/
ret = hns3_dcb_init_hw(hw);
if (ret) {
- hns3_err(hw, "dcb init hardware failed: %d", ret);
+ hns3_err(hw, "dcb init hardware failed, ret = %d.", ret);
return ret;
}
uint16_t nb_tx_q = hw->data->nb_tx_queues;
int ret;
- hns3_dcb_update_tc_queue_mapping(hw, nb_rx_q, nb_tx_q);
- ret = hns3_q_to_qs_map(hw);
+ ret = hns3_dcb_update_tc_queue_mapping(hw, nb_rx_q, nb_tx_q);
if (ret) {
- hns3_err(hw, "failed to map nq to qs! ret = %d", ret);
+ hns3_err(hw, "failed to update tc queue mapping, ret = %d.",
+ ret);
return ret;
}
+ ret = hns3_q_to_qs_map(hw);
+ if (ret)
+ hns3_err(hw, "failed to map nq to qs, ret = %d.", ret);
- return 0;
+ return ret;
}
int
if ((uint32_t)mq_mode & ETH_MQ_RX_DCB_FLAG) {
ret = hns3_dcb_configure(hns);
- if (ret) {
+ if (ret)
hns3_err(hw, "Failed to config dcb: %d", ret);
- return ret;
- }
} else {
/*
* Update queue map without PFC configuration,