From: Nipun Gupta <nipun.gu...@nxp.com>
With DEV_RX_OFFLOAD_ERR_PKT_DROP now defined as an offload
capability, and separate DEV_RX_ERR_PKT_DROP_OFFLOAD_ALL capability
to drop all error packets in hardware, testpmd showcases this
with a new added configuration option 'enable-hw-drop-err-all'.
Signed-off-by: Nipun Gupta <nipun.gu...@nxp.com>
---
app/test-pmd/parameters.c | 7 +++++++
app/test-pmd/testpmd.c | 8 ++++++++
app/test-pmd/testpmd.h | 1 +
doc/guides/testpmd_app_ug/run_app.rst | 4 ++++
4 files changed, 20 insertions(+)
diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c
index 1ead59579..508612426 100644
--- a/app/test-pmd/parameters.c
+++ b/app/test-pmd/parameters.c
@@ -142,6 +142,7 @@ usage(char* progname)
printf(" --enable-hw-vlan-strip: enable hardware vlan strip.\n");
printf(" --enable-hw-vlan-extend: enable hardware vlan extend.\n");
printf(" --enable-hw-qinq-strip: enable hardware qinq strip.\n");
+ printf(" --enable-hw-drop-err-all: enable hardware packet drop for all
error packets.\n");
printf(" --enable-drop-en: enable per queue packet drop.\n");
printf(" --disable-rss: disable rss.\n");
printf(" --port-topology=<paired|chained|loop>: set port topology
(paired "
@@ -631,6 +632,7 @@ launch_args_parse(int argc, char** argv)
{ "enable-hw-vlan-strip", 0, 0, 0 },
{ "enable-hw-vlan-extend", 0, 0, 0 },
{ "enable-hw-qinq-strip", 0, 0, 0 },
+ { "enable-hw-drop-err-all", 0, 0, 0 },
{ "enable-drop-en", 0, 0, 0 },
{ "disable-rss", 0, 0, 0 },
{ "port-topology", 1, 0, 0 },
@@ -1283,6 +1285,11 @@ launch_args_parse(int argc, char** argv)
rmv_interrupt = 0;
if (!strcmp(lgopts[opt_idx].name, "flow-isolate-all"))
flow_isolate_all = 1;
+ if (!strcmp(lgopts[opt_idx].name,
+ "enable-hw-drop-err-all")) {
+ rx_err_pkt_drop_all = 1;
+ }
+
if (!strcmp(lgopts[opt_idx].name, "tx-offloads")) {
char *end = NULL;
n = strtoull(optarg, &end, 16);
diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index ccba71c07..c9e7397e6 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -359,6 +359,11 @@ uint8_t lsc_interrupt = 1; /* enabled by default */
*/
uint8_t rmv_interrupt = 1; /* enabled by default */
+/*
+ * Drop all RX error packets on HW itself.
+ */
+uint8_t rx_err_pkt_drop_all = 0; /* disabled by default */
+
uint8_t hot_plug = 0; /**< hotplug disabled by default. */
/* After attach, port setup is called on event or by iterator */
@@ -3359,6 +3364,9 @@ init_port_config(void)
(rte_eth_devices[pid].data->dev_flags &
RTE_ETH_DEV_INTR_RMV))
port->dev_conf.intr_conf.rmv = 1;
+
+ if (rx_err_pkt_drop_all)
+ port->dev_conf.err_pkt_drop_conf.all = 1;
}
}
diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h
index c7e7e41a9..eab154ed4 100644
--- a/app/test-pmd/testpmd.h
+++ b/app/test-pmd/testpmd.h
@@ -314,6 +314,7 @@ extern uint8_t no_device_start; /**<set by
"--disable-device-start" parameter */
extern volatile int test_done; /* stop packet forwarding when set to 1. */
extern uint8_t lsc_interrupt; /**< disabled by "--no-lsc-interrupt" parameter
*/
extern uint8_t rmv_interrupt; /**< disabled by "--no-rmv-interrupt" parameter
*/
+extern uint8_t rx_err_pkt_drop_all; /**< enabled by "--enable-hw-drop-err-all"
parameter */
extern uint32_t event_print_mask;
/**< set by "--print-event xxxx" and "--mask-event xxxx parameters */
extern bool setup_on_probe_event; /**< disabled by port setup-on iterator */
diff --git a/doc/guides/testpmd_app_ug/run_app.rst
b/doc/guides/testpmd_app_ug/run_app.rst
index e2539f693..20f2f8083 100644
--- a/doc/guides/testpmd_app_ug/run_app.rst
+++ b/doc/guides/testpmd_app_ug/run_app.rst
@@ -213,6 +213,10 @@ The command line options are:
Enable hardware QINQ strip.
+* ``--enable-hw-drop-err-all``
+
+ Enable hardware packet drop for any error packets
+
* ``--enable-drop-en``
Enable per-queue packet drop for packets with no descriptors.
--
2.17.1
