From: "Min Hu (Connor)" <humi...@huawei.com>
This patch add support for RSS reta dump.
The command is like:
dpdk-proc-info -a xxxx:xx:xx.x --file-prefix=xxx -- --show-rss-reta
Signed-off-by: Min Hu (Connor) <humi...@huawei.com>
Signed-off-by: Dongdong Liu <liudongdo...@huawei.com>
Acked-by: Reshma Pattan <reshma.pat...@intel.com>
---
app/proc-info/main.c | 57 ++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 57 insertions(+)
diff --git a/app/proc-info/main.c b/app/proc-info/main.c
index 7b407c47d0..4021279b17 100644
--- a/app/proc-info/main.c
+++ b/app/proc-info/main.c
@@ -46,6 +46,8 @@
#define MAX_STRING_LEN 256
#define ETHDEV_FWVERS_LEN 32
+#define RTE_RETA_CONF_GROUP_NUM 32
+#define DIV_ROUND_UP(n, d) (((n) + (d) - 1) / (d))
#define STATS_BDR_FMT "========================================"
#define STATS_BDR_STR(w, s) printf("%.*s%s%.*s\n", w, \
@@ -109,6 +111,8 @@ static char *dump_regs_file_prefix;
static uint32_t enable_shw_version;
/* Enable show ethdev firmware version. */
static uint32_t enable_shw_fw_version;
+/* Enable show RSS reta. */
+static uint32_t enable_shw_rss_reta;
/**< display usage */
static void
@@ -139,6 +143,7 @@ proc_info_usage(const char *prgname)
" --show-mempool[=name]: to display mempool information\n"
" --version: to display DPDK version\n"
" --firmware-version: to display ethdev firmware version\n"
+ " --show-rss-reta: to display ports redirection table\n"
" --iter-mempool=name: iterate mempool elements to display
content\n"
" --dump-regs=file-prefix: dump registers to file with the
file-prefix\n",
prgname);
@@ -253,6 +258,7 @@ proc_info_parse_args(int argc, char **argv)
{"dump-regs", required_argument, NULL, 0},
{"version", 0, NULL, 0},
{"firmware-version", 0, NULL, 0},
+ {"show-rss-reta", 0, NULL, 0},
{NULL, 0, 0, 0}
};
@@ -330,6 +336,9 @@ proc_info_parse_args(int argc, char **argv)
else if (!strncmp(long_option[option_index].name,
"firmware-version", MAX_LONG_OPT_SZ))
enable_shw_fw_version = 1;
+ else if (!strncmp(long_option[option_index].name,
+ "show-rss-reta", MAX_LONG_OPT_SZ))
+ enable_shw_rss_reta = 1;
break;
case 1:
/* Print xstat single value given by name*/
@@ -1524,6 +1533,52 @@ show_firmware_version(void)
}
}
+static void
+show_port_rss_reta_info(void)
+{
+ struct rte_eth_rss_reta_entry64 reta_conf[RTE_RETA_CONF_GROUP_NUM + 1];
+ struct rte_eth_dev_info dev_info;
+ uint16_t i, idx, shift;
+ uint16_t num;
+ uint16_t id;
+ int ret;
+
+ RTE_ETH_FOREACH_DEV(id) {
+ /* Skip if port is not in mask */
+ if ((enabled_port_mask & (1ul << id)) == 0)
+ continue;
+
+ snprintf(bdr_str, MAX_STRING_LEN, " Port %u ", id);
+ STATS_BDR_STR(5, bdr_str);
+
+ ret = rte_eth_dev_info_get(id, &dev_info);
+ if (ret != 0) {
+ fprintf(stderr, "Error getting device info: %s\n",
+ strerror(-ret));
+ return;
+ }
+
+ num = DIV_ROUND_UP(dev_info.reta_size, RTE_ETH_RETA_GROUP_SIZE);
+ memset(reta_conf, 0, sizeof(reta_conf));
+ for (i = 0; i < num; i++)
+ reta_conf[i].mask = ~0ULL;
+
+ ret = rte_eth_dev_rss_reta_query(id, reta_conf,
dev_info.reta_size);
+ if (ret != 0) {
+ fprintf(stderr, "Error getting RSS RETA info: %s\n",
+ strerror(-ret));
+ return;
+ }
+
+ for (i = 0; i < dev_info.reta_size; i++) {
+ idx = i / RTE_ETH_RETA_GROUP_SIZE;
+ shift = i % RTE_ETH_RETA_GROUP_SIZE;
+ printf("RSS RETA configuration: hash index=%u,
queue=%u\n",
+ i, reta_conf[idx].reta[shift]);
+ }
+ }
+}
+
int
main(int argc, char **argv)
{
@@ -1641,6 +1696,8 @@ main(int argc, char **argv)
show_version();
if (enable_shw_fw_version)
show_firmware_version();
+ if (enable_shw_rss_reta)
+ show_port_rss_reta_info();
RTE_ETH_FOREACH_DEV(i)
rte_eth_dev_close(i);
--
2.22.0
