/* SPDX-License-Identifier: BSD-3-Clause
- * Copyright(c) 2018-2019 Hisilicon Limited.
+ * Copyright(c) 2018-2021 HiSilicon Limited.
*/
#include <rte_ethdev.h>
static const struct hns3_xstats_name_offset hns3_imissed_stats_strings[] = {
{"RPU_DROP_CNT",
HNS3_IMISSED_STATS_FIELD_OFFSET(rpu_rx_drop_cnt)},
+ {"SSU_DROP_CNT",
+ HNS3_IMISSED_STATS_FIELD_OFFSET(ssu_rx_drop_cnt)},
};
#define HNS3_NUM_MAC_STATS (sizeof(hns3_mac_strings) / \
#define HNS3_NUM_IMISSED_XSTATS (sizeof(hns3_imissed_stats_strings) / \
sizeof(hns3_imissed_stats_strings[0]))
-#define HNS3_FIX_NUM_STATS (HNS3_NUM_MAC_STATS + \
- HNS3_NUM_RESET_XSTATS + HNS3_NUM_IMISSED_XSTATS)
+#define HNS3_FIX_NUM_STATS (HNS3_NUM_MAC_STATS + HNS3_NUM_RESET_XSTATS)
static void hns3_tqp_stats_clear(struct hns3_hw *hw);
-/*
- * Query all the MAC statistics data of Network ICL command ,opcode id: 0x0034.
- * This command is used before send 'query_mac_stat command', the descriptor
- * number of 'query_mac_stat command' must match with reg_num in this command.
- * @praram hw
- * Pointer to structure hns3_hw.
- * @return
- * 0 on success.
- */
static int
-hns3_update_mac_stats(struct hns3_hw *hw, const uint32_t desc_num)
+hns3_update_mac_stats(struct hns3_hw *hw)
{
+#define HNS3_MAC_STATS_REG_NUM_PER_DESC 4
+
uint64_t *data = (uint64_t *)(&hw->mac_stats);
struct hns3_cmd_desc *desc;
+ uint32_t stats_iterms;
uint64_t *desc_data;
- uint16_t i, k, n;
+ uint32_t desc_num;
+ uint16_t i;
int ret;
+ /* The first desc has a 64-bit header, so need to consider it. */
+ desc_num = hw->mac_stats_reg_num / HNS3_MAC_STATS_REG_NUM_PER_DESC + 1;
desc = rte_malloc("hns3_mac_desc",
desc_num * sizeof(struct hns3_cmd_desc), 0);
if (desc == NULL) {
return ret;
}
- for (i = 0; i < desc_num; i++) {
- /* For special opcode 0034, only the first desc has the head */
- if (i == 0) {
- desc_data = (uint64_t *)(&desc[i].data[0]);
- n = HNS3_RD_FIRST_STATS_NUM;
- } else {
- desc_data = (uint64_t *)(&desc[i]);
- n = HNS3_RD_OTHER_STATS_NUM;
- }
-
- for (k = 0; k < n; k++) {
- *data += rte_le_to_cpu_64(*desc_data);
- data++;
- desc_data++;
- }
+ stats_iterms = RTE_MIN(sizeof(hw->mac_stats) / sizeof(uint64_t),
+ hw->mac_stats_reg_num);
+ desc_data = (uint64_t *)(&desc[0].data[0]);
+ for (i = 0; i < stats_iterms; i++) {
+ /*
+ * Data memory is continuous and only the first descriptor has a
+ * header in this command.
+ */
+ *data += rte_le_to_cpu_64(*desc_data);
+ data++;
+ desc_data++;
}
rte_free(desc);
return 0;
}
-/*
- * Query Mac stat reg num command ,opcode id: 0x0033.
- * This command is used before send 'query_mac_stat command', the descriptor
- * number of 'query_mac_stat command' must match with reg_num in this command.
- * @praram rte_stats
- * Pointer to structure rte_eth_stats.
- * @return
- * 0 on success.
- */
static int
-hns3_mac_query_reg_num(struct rte_eth_dev *dev, uint32_t *desc_num)
+hns3_mac_query_reg_num(struct hns3_hw *hw, uint32_t *reg_num)
{
- struct hns3_adapter *hns = dev->data->dev_private;
- struct hns3_hw *hw = &hns->hw;
+#define HNS3_MAC_STATS_RSV_REG_NUM_ON_HIP08_B 3
struct hns3_cmd_desc desc;
- uint32_t *desc_data;
- uint32_t reg_num;
int ret;
hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_QUERY_MAC_REG_NUM, true);
ret = hns3_cmd_send(hw, &desc, 1);
- if (ret)
+ if (ret) {
+ hns3_err(hw, "failed to query MAC statistic reg number, ret = %d",
+ ret);
return ret;
+ }
- /*
- * The num of MAC statistics registers that are provided by IMP in this
- * version.
- */
- desc_data = (uint32_t *)(&desc.data[0]);
- reg_num = rte_le_to_cpu_32(*desc_data);
+ /* The number of MAC statistics registers are provided by firmware. */
+ *reg_num = rte_le_to_cpu_32(desc.data[0]);
+ if (*reg_num == 0) {
+ hns3_err(hw, "MAC statistic reg number is invalid!");
+ return -ENODATA;
+ }
/*
- * The descriptor number of 'query_additional_mac_stat command' is
- * '1 + (reg_num-3)/4 + ((reg_num-3)%4 !=0)';
- * This value is 83 in this version
+ * If driver doesn't request the firmware to report more MAC statistics
+ * iterms and the total number of MAC statistics registers by using new
+ * method, firmware will only reports the number of valid statistics
+ * registers. However, structure hns3_mac_stats in driver contains valid
+ * and reserved statistics iterms. In this case, the total register
+ * number must be added to three reserved statistics registers.
*/
- *desc_num = 1 + ((reg_num - 3) >> 2) +
- (uint32_t)(((reg_num - 3) & 0x3) ? 1 : 0);
+ *reg_num += HNS3_MAC_STATS_RSV_REG_NUM_ON_HIP08_B;
+
+ return 0;
+}
+
+int
+hns3_query_mac_stats_reg_num(struct hns3_hw *hw)
+{
+ uint32_t mac_stats_reg_num = 0;
+ int ret;
+
+ ret = hns3_mac_query_reg_num(hw, &mac_stats_reg_num);
+ if (ret)
+ return ret;
+
+ hw->mac_stats_reg_num = mac_stats_reg_num;
+ if (hw->mac_stats_reg_num > sizeof(hw->mac_stats) / sizeof(uint64_t))
+ hns3_warn(hw, "MAC stats reg number from firmware is greater than stats iterms in driver.");
return 0;
}
{
struct hns3_adapter *hns = dev->data->dev_private;
struct hns3_hw *hw = &hns->hw;
- uint32_t desc_num;
- int ret;
- ret = hns3_mac_query_reg_num(dev, &desc_num);
- if (ret == 0)
- ret = hns3_update_mac_stats(hw, desc_num);
- else
- hns3_err(hw, "Query mac reg num fail : %d", ret);
- return ret;
+ return hns3_update_mac_stats(hw);
}
static int
-hns3_update_rpu_drop_stats(struct hns3_hw *hw)
+hns3_update_port_rpu_drop_stats(struct hns3_hw *hw)
{
struct hns3_rx_missed_stats *stats = &hw->imissed_stats;
struct hns3_query_rpu_cmd *req;
return 0;
}
+static void
+hns3_update_function_rpu_drop_stats(struct hns3_hw *hw)
+{
+ struct hns3_rx_missed_stats *stats = &hw->imissed_stats;
+
+ stats->rpu_rx_drop_cnt += hns3_read_dev(hw, HNS3_RPU_DROP_CNT_REG);
+}
+
+static int
+hns3_update_rpu_drop_stats(struct hns3_hw *hw)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ int ret = 0;
+
+ if (hw->drop_stats_mode == HNS3_PKTS_DROP_STATS_MODE1 && !hns->is_vf)
+ ret = hns3_update_port_rpu_drop_stats(hw);
+ else if (hw->drop_stats_mode == HNS3_PKTS_DROP_STATS_MODE2)
+ hns3_update_function_rpu_drop_stats(hw);
+
+ return ret;
+}
+
+static int
+hns3_get_ssu_drop_stats(struct hns3_hw *hw, struct hns3_cmd_desc *desc,
+ int bd_num, bool is_rx)
+{
+ struct hns3_query_ssu_cmd *req;
+ int ret;
+ int i;
+
+ for (i = 0; i < bd_num - 1; i++) {
+ hns3_cmd_setup_basic_desc(&desc[i],
+ HNS3_OPC_SSU_DROP_REG, true);
+ desc[i].flag |= rte_cpu_to_le_16(HNS3_CMD_FLAG_NEXT);
+ }
+ hns3_cmd_setup_basic_desc(&desc[i], HNS3_OPC_SSU_DROP_REG, true);
+ req = (struct hns3_query_ssu_cmd *)desc[0].data;
+ req->rxtx = is_rx ? 0 : 1;
+ ret = hns3_cmd_send(hw, desc, bd_num);
+
+ return ret;
+}
+
+static int
+hns3_update_port_rx_ssu_drop_stats(struct hns3_hw *hw)
+{
+ struct hns3_rx_missed_stats *stats = &hw->imissed_stats;
+ struct hns3_cmd_desc desc[HNS3_OPC_SSU_DROP_REG_NUM];
+ struct hns3_query_ssu_cmd *req;
+ uint64_t cnt;
+ int ret;
+
+ ret = hns3_get_ssu_drop_stats(hw, desc, HNS3_OPC_SSU_DROP_REG_NUM,
+ true);
+ if (ret) {
+ hns3_err(hw, "failed to get Rx SSU drop stats, ret = %d", ret);
+ return ret;
+ }
+
+ req = (struct hns3_query_ssu_cmd *)desc[0].data;
+ cnt = rte_le_to_cpu_32(req->oq_drop_cnt) +
+ rte_le_to_cpu_32(req->full_drop_cnt) +
+ rte_le_to_cpu_32(req->part_drop_cnt);
+
+ stats->ssu_rx_drop_cnt += cnt;
+
+ return 0;
+}
+
+static int
+hns3_update_port_tx_ssu_drop_stats(struct hns3_hw *hw)
+{
+ struct hns3_cmd_desc desc[HNS3_OPC_SSU_DROP_REG_NUM];
+ struct hns3_query_ssu_cmd *req;
+ uint64_t cnt;
+ int ret;
+
+ ret = hns3_get_ssu_drop_stats(hw, desc, HNS3_OPC_SSU_DROP_REG_NUM,
+ false);
+ if (ret) {
+ hns3_err(hw, "failed to get Tx SSU drop stats, ret = %d", ret);
+ return ret;
+ }
+
+ req = (struct hns3_query_ssu_cmd *)desc[0].data;
+ cnt = rte_le_to_cpu_32(req->oq_drop_cnt) +
+ rte_le_to_cpu_32(req->full_drop_cnt) +
+ rte_le_to_cpu_32(req->part_drop_cnt);
+
+ hw->oerror_stats += cnt;
+
+ return 0;
+}
+
int
hns3_update_imissed_stats(struct hns3_hw *hw, bool is_clear)
{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
int ret;
+ if (hw->drop_stats_mode == HNS3_PKTS_DROP_STATS_MODE1 && hns->is_vf)
+ return 0;
+
+ if (hw->drop_stats_mode == HNS3_PKTS_DROP_STATS_MODE2 && !hns->is_vf) {
+ ret = hns3_update_port_rx_ssu_drop_stats(hw);
+ if (ret)
+ return ret;
+ }
+
ret = hns3_update_rpu_drop_stats(hw);
if (ret)
return ret;
return 0;
}
+static int
+hns3_update_oerror_stats(struct hns3_hw *hw, bool is_clear)
+{
+ struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
+ int ret;
+
+ if (hw->drop_stats_mode == HNS3_PKTS_DROP_STATS_MODE1 || hns->is_vf)
+ return 0;
+
+ ret = hns3_update_port_tx_ssu_drop_stats(hw);
+ if (ret)
+ return ret;
+
+ if (is_clear)
+ hw->oerror_stats = 0;
+
+ return 0;
+}
+
/*
* Query tqp tx queue statistics ,opcode id: 0x0B03.
* Query tqp rx queue statistics ,opcode id: 0x0B13.
uint16_t i;
int ret;
- if (!hns->is_vf) {
- /* Update imissed stats */
- ret = hns3_update_imissed_stats(hw, false);
- if (ret) {
- hns3_err(hw, "update imissed stats failed, ret = %d",
- ret);
- return ret;
- }
-
- rte_stats->imissed = imissed_stats->rpu_rx_drop_cnt;
+ /* Update imissed stats */
+ ret = hns3_update_imissed_stats(hw, false);
+ if (ret) {
+ hns3_err(hw, "update imissed stats failed, ret = %d",
+ ret);
+ return ret;
}
+ rte_stats->imissed = imissed_stats->rpu_rx_drop_cnt +
+ imissed_stats->ssu_rx_drop_cnt;
- /* Reads all the stats of a rxq in a loop to keep them synchronized */
+ /* Get the error stats and bytes of received packets */
for (i = 0; i < eth_dev->data->nb_rx_queues; i++) {
rxq = eth_dev->data->rx_queues[i];
if (rxq == NULL)
cnt = hns3_read_dev(rxq, HNS3_RING_RX_PKTNUM_RECORD_REG);
/*
- * Read hardware and software in adjacent positions to minumize
+ * Read hardware and software in adjacent positions to minimize
* the timing variance.
*/
rte_stats->ierrors += rxq->err_stats.l2_errors +
rte_stats->obytes += txq->basic_stats.bytes;
}
- rte_stats->oerrors = 0;
+ ret = hns3_update_oerror_stats(hw, false);
+ if (ret) {
+ hns3_err(hw, "update oerror stats failed, ret = %d",
+ ret);
+ return ret;
+ }
+ rte_stats->oerrors = hw->oerror_stats;
+
/*
* If HW statistics are reset by stats_reset, but a lot of residual
* packets exist in the hardware queue and these packets are error
uint16_t i;
int ret;
- if (!hns->is_vf) {
- /*
- * Note: Reading hardware statistics of imissed registers will
- * clear them.
- */
- ret = hns3_update_imissed_stats(hw, true);
- if (ret) {
- hns3_err(hw, "clear imissed stats failed, ret = %d",
- ret);
- return ret;
- }
+ /*
+ * Note: Reading hardware statistics of imissed registers will
+ * clear them.
+ */
+ ret = hns3_update_imissed_stats(hw, true);
+ if (ret) {
+ hns3_err(hw, "clear imissed stats failed, ret = %d", ret);
+ return ret;
+ }
+
+ /*
+ * Note: Reading hardware statistics of oerror registers will
+ * clear them.
+ */
+ ret = hns3_update_oerror_stats(hw, true);
+ if (ret) {
+ hns3_err(hw, "clear oerror stats failed, ret = %d",
+ ret);
+ return ret;
}
for (i = 0; i < eth_dev->data->nb_rx_queues; i++) {
return 0;
}
+static int
+hns3_get_imissed_stats_num(struct hns3_adapter *hns)
+{
+#define NO_IMISSED_STATS_NUM 0
+#define RPU_STATS_ITEM_NUM 1
+ struct hns3_hw *hw = &hns->hw;
+
+ if (hw->drop_stats_mode == HNS3_PKTS_DROP_STATS_MODE1 && hns->is_vf)
+ return NO_IMISSED_STATS_NUM;
+
+ if (hw->drop_stats_mode == HNS3_PKTS_DROP_STATS_MODE2 && !hns->is_vf)
+ return HNS3_NUM_IMISSED_XSTATS;
+
+ return RPU_STATS_ITEM_NUM;
+}
+
/* This function calculates the number of xstats based on the current config */
static int
hns3_xstats_calc_num(struct rte_eth_dev *dev)
uint16_t nb_tx_q = dev->data->nb_tx_queues;
int rx_comm_stats_num = nb_rx_q * HNS3_PF_VF_RX_COMM_STATS_NUM;
int tx_comm_stats_num = nb_tx_q * HNS3_PF_VF_TX_COMM_STATS_NUM;
+ int stats_num;
+
+ stats_num = rx_comm_stats_num + tx_comm_stats_num;
+ stats_num += hns3_get_imissed_stats_num(hns);
if (hns->is_vf)
- return rx_comm_stats_num + tx_comm_stats_num +
- HNS3_NUM_RESET_XSTATS;
+ stats_num += HNS3_NUM_RESET_XSTATS;
else
- return rx_comm_stats_num + tx_comm_stats_num +
- HNS3_FIX_NUM_STATS;
+ stats_num += HNS3_FIX_NUM_STATS;
+
+ return stats_num;
}
static void
hns3_txq_basic_stats_get(dev, xstats, count);
}
+static void
+hns3_imissed_stats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
+ int *count)
+{
+ struct hns3_adapter *hns = dev->data->dev_private;
+ struct hns3_hw *hw = &hns->hw;
+ struct hns3_rx_missed_stats *imissed_stats = &hw->imissed_stats;
+ int imissed_stats_num;
+ int cnt = *count;
+ char *addr;
+ uint16_t i;
+
+ imissed_stats_num = hns3_get_imissed_stats_num(hns);
+
+ for (i = 0; i < imissed_stats_num; i++) {
+ addr = (char *)imissed_stats +
+ hns3_imissed_stats_strings[i].offset;
+ xstats[cnt].value = *(uint64_t *)addr;
+ xstats[cnt].id = cnt;
+ cnt++;
+ }
+
+ *count = cnt;
+}
+
/*
* Retrieve extended(tqp | Mac) statistics of an Ethernet device.
* @param dev
{
struct hns3_adapter *hns = dev->data->dev_private;
struct hns3_hw *hw = &hns->hw;
- struct hns3_rx_missed_stats *imissed_stats = &hw->imissed_stats;
struct hns3_mac_stats *mac_stats = &hw->mac_stats;
struct hns3_reset_stats *reset_stats = &hw->reset.stats;
struct hns3_rx_bd_errors_stats *rx_err_stats;
xstats[count].id = count;
count++;
}
+ }
- ret = hns3_update_imissed_stats(hw, false);
- if (ret) {
- hns3_err(hw, "update imissed stats failed, ret = %d",
- ret);
- return ret;
- }
-
- for (i = 0; i < HNS3_NUM_IMISSED_XSTATS; i++) {
- addr = (char *)imissed_stats +
- hns3_imissed_stats_strings[i].offset;
- xstats[count].value = *(uint64_t *)addr;
- xstats[count].id = count;
- count++;
- }
-
+ ret = hns3_update_imissed_stats(hw, false);
+ if (ret) {
+ hns3_err(hw, "update imissed stats failed, ret = %d",
+ ret);
+ return ret;
}
+ hns3_imissed_stats_get(dev, xstats, &count);
+
/* Get the reset stat */
for (i = 0; i < HNS3_NUM_RESET_XSTATS; i++) {
addr = (char *)reset_stats + hns3_reset_stats_strings[i].offset;
}
}
+static void
+hns3_imissed_stats_name_get(struct rte_eth_dev *dev,
+ struct rte_eth_xstat_name *xstats_names,
+ uint32_t *count)
+{
+ struct hns3_adapter *hns = dev->data->dev_private;
+ uint32_t cnt = *count;
+ int imissed_stats_num;
+ uint16_t i;
+
+ imissed_stats_num = hns3_get_imissed_stats_num(hns);
+
+ for (i = 0; i < imissed_stats_num; i++) {
+ snprintf(xstats_names[cnt].name,
+ sizeof(xstats_names[cnt].name),
+ "%s", hns3_imissed_stats_strings[i].name);
+ cnt++;
+ }
+
+ *count = cnt;
+}
+
/*
* Retrieve names of extended statistics of an Ethernet device.
*
"%s", hns3_mac_strings[i].name);
count++;
}
-
- for (i = 0; i < HNS3_NUM_IMISSED_XSTATS; i++) {
- snprintf(xstats_names[count].name,
- sizeof(xstats_names[count].name),
- "%s", hns3_imissed_stats_strings[i].name);
- count++;
- }
}
+
+ hns3_imissed_stats_name_get(dev, xstats_names, &count);
+
for (i = 0; i < HNS3_NUM_RESET_XSTATS; i++) {
snprintf(xstats_names[count].name,
sizeof(xstats_names[count].name),
* A pointer to an ids array passed by application. This tells which
* statistics values function should retrieve. This parameter
* can be set to NULL if size is 0. In this case function will retrieve
- * all avalible statistics.
+ * all available statistics.
* @param values
* A pointer to a table to be filled with device statistics values.
* @param size
len = cnt_stats * sizeof(struct rte_eth_xstat);
values_copy = rte_zmalloc("hns3_xstats_values", len, 0);
if (values_copy == NULL) {
- hns3_err(hw, "Failed to allocate %" PRIx64 " bytes needed "
+ hns3_err(hw, "Failed to allocate 0x%" PRIx64 " bytes needed "
"to store statistics values", len);
return -ENOMEM;
}
for (i = 0; i < size; i++) {
if (ids[i] >= cnt_stats) {
- hns3_err(hw, "ids[%u] (%" PRIx64 ") is invalid, "
+ hns3_err(hw, "ids[%u] (%" PRIu64 ") is invalid, "
"should < %u", i, ids[i], cnt_stats);
rte_free(values_copy);
return -EINVAL;
*
* @param dev
* Pointer to Ethernet device.
+ * @param ids
+ * IDs array given by app to retrieve specific statistics
* @param xstats_names
* An rte_eth_xstat_name array of at least *size* elements to
* be filled. If set to NULL, the function returns the required number
* of elements.
- * @param ids
- * IDs array given by app to retrieve specific statistics
* @param size
* The size of the xstats_names array (number of elements).
* @return
*/
int
hns3_dev_xstats_get_names_by_id(struct rte_eth_dev *dev,
+ const uint64_t *ids,
struct rte_eth_xstat_name *xstats_names,
- const uint64_t *ids, uint32_t size)
+ uint32_t size)
{
const uint32_t cnt_stats = hns3_xstats_calc_num(dev);
struct hns3_adapter *hns = dev->data->dev_private;
len = cnt_stats * sizeof(struct rte_eth_xstat_name);
names_copy = rte_zmalloc("hns3_xstats_names", len, 0);
if (names_copy == NULL) {
- hns3_err(hw, "Failed to allocate %" PRIx64 " bytes needed "
+ hns3_err(hw, "Failed to allocate 0x%" PRIx64 " bytes needed "
"to store statistics names", len);
return -ENOMEM;
}
for (i = 0; i < size; i++) {
if (ids[i] >= cnt_stats) {
- hns3_err(hw, "ids[%u] (%" PRIx64 ") is invalid, "
+ hns3_err(hw, "ids[%u] (%" PRIu64 ") is invalid, "
"should < %u", i, ids[i], cnt_stats);
rte_free(names_copy);
return -EINVAL;