[dpdk-dev] [PATCH 1/3] app/testpmd: add port reset command into testpmd
Wei Zhao
wei.zhao1 at intel.com
Fri Mar 3 05:56:22 CET 2017
Add vf port reset command into testpmd project, it is the interface for
user to reset vf port.
Signed-off-by: Wei Zhao <wei.zhao1 at intel.com>
Signed-off-by: Wenzhuo Lu <wenzhuo.lu at intel.com>
---
app/test-pmd/cmdline.c | 17 ++++++++++---
app/test-pmd/testpmd.c | 67 ++++++++++++++++++++++++++++++++++++++++++++++++++
app/test-pmd/testpmd.h | 1 +
3 files changed, 81 insertions(+), 4 deletions(-)
diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c
index 43fc636..59db672 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -596,6 +596,9 @@ static void cmd_help_long_parsed(void *parsed_result,
"port close (port_id|all)\n"
" Close all ports or port_id.\n\n"
+ "port reset (port_id|all)\n"
+ " Reset all ports or port_id.\n\n"
+
"port attach (ident)\n"
" Attach physical or virtual dev by pci address or virtual device name\n\n"
@@ -906,6 +909,8 @@ static void cmd_operate_port_parsed(void *parsed_result,
stop_port(RTE_PORT_ALL);
else if (!strcmp(res->name, "close"))
close_port(RTE_PORT_ALL);
+ else if (!strcmp(res->name, "reset"))
+ reset_port(RTE_PORT_ALL);
else
printf("Unknown parameter\n");
}
@@ -915,14 +920,15 @@ cmdline_parse_token_string_t cmd_operate_port_all_cmd =
"port");
cmdline_parse_token_string_t cmd_operate_port_all_port =
TOKEN_STRING_INITIALIZER(struct cmd_operate_port_result, name,
- "start#stop#close");
+ "start#stop#close#reset");
cmdline_parse_token_string_t cmd_operate_port_all_all =
TOKEN_STRING_INITIALIZER(struct cmd_operate_port_result, value, "all");
cmdline_parse_inst_t cmd_operate_port = {
.f = cmd_operate_port_parsed,
.data = NULL,
- .help_str = "port start|stop|close all: Start/Stop/Close all ports",
+ .help_str = "port start|stop|close|reset all: Start/Stop/Close/"
+ "Reset all ports",
.tokens = {
(void *)&cmd_operate_port_all_cmd,
(void *)&cmd_operate_port_all_port,
@@ -950,6 +956,8 @@ static void cmd_operate_specific_port_parsed(void *parsed_result,
stop_port(res->value);
else if (!strcmp(res->name, "close"))
close_port(res->value);
+ else if (!strcmp(res->name, "reset"))
+ reset_port(res->value);
else
printf("Unknown parameter\n");
}
@@ -959,7 +967,7 @@ cmdline_parse_token_string_t cmd_operate_specific_port_cmd =
keyword, "port");
cmdline_parse_token_string_t cmd_operate_specific_port_port =
TOKEN_STRING_INITIALIZER(struct cmd_operate_specific_port_result,
- name, "start#stop#close");
+ name, "start#stop#close#reset");
cmdline_parse_token_num_t cmd_operate_specific_port_id =
TOKEN_NUM_INITIALIZER(struct cmd_operate_specific_port_result,
value, UINT8);
@@ -967,7 +975,8 @@ cmdline_parse_token_num_t cmd_operate_specific_port_id =
cmdline_parse_inst_t cmd_operate_specific_port = {
.f = cmd_operate_specific_port_parsed,
.data = NULL,
- .help_str = "port start|stop|close <port_id>: Start/Stop/Close port_id",
+ .help_str = "port start|stop|close|reset <port_id>: Start/Stop/Close/"
+ "Reset port_id",
.tokens = {
(void *)&cmd_operate_specific_port_cmd,
(void *)&cmd_operate_specific_port_port,
diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index bfb2f8e..12b7aaa 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -137,6 +137,7 @@ portid_t nb_fwd_ports; /**< Number of forwarding ports. */
unsigned int fwd_lcores_cpuids[RTE_MAX_LCORE]; /**< CPU ids configuration. */
portid_t fwd_ports_ids[RTE_MAX_ETHPORTS]; /**< Port ids configuration. */
+volatile char reset_ports[RTE_MAX_ETHPORTS] = {0}; /**< Portr reset falg. */
struct fwd_stream **fwd_streams; /**< For each RX queue of each port. */
streamid_t nb_fwd_streams; /**< Is equal to (nb_ports * nb_rxq). */
@@ -601,6 +602,7 @@ init_config(void)
if (init_fwd_streams() < 0)
rte_exit(EXIT_FAILURE, "FAIL from init_fwd_streams()\n");
+
fwd_config_setup();
}
@@ -1305,6 +1307,17 @@ port_is_closed(portid_t port_id)
return 1;
}
+static void
+reset_event_callback(uint8_t port_id, enum rte_eth_event_type type, void *param)
+{
+ RTE_SET_USED(param);
+
+ printf("Event type: %s on port %d\n",
+ type == RTE_ETH_EVENT_INTR_RESET ? "RESET interrupt" :
+ "unknown event", port_id);
+ reset_ports[port_id] = 1;
+}
+
int
start_port(portid_t pid)
{
@@ -1350,6 +1363,10 @@ start_port(portid_t pid)
return -1;
}
}
+
+ /* register reset interrupt callback */
+ rte_eth_dev_callback_register(pi, RTE_ETH_EVENT_INTR_RESET,
+ reset_event_callback, NULL);
if (port->need_reconfig_queues > 0) {
port->need_reconfig_queues = 0;
/* setup tx queues */
@@ -1559,6 +1576,56 @@ close_port(portid_t pid)
}
void
+reset_port(portid_t pid)
+{
+ portid_t pi;
+ struct rte_port *port;
+
+ if (port_id_is_invalid(pid, ENABLED_WARN))
+ return;
+
+ printf("Closing ports...\n");
+
+ FOREACH_PORT(pi, ports) {
+ if (pid != pi && pid != (portid_t)RTE_PORT_ALL)
+ continue;
+
+ if (port_is_forwarding(pi) != 0 && test_done == 0) {
+ printf("Please remove port %d from forwarding "
+ "configuration.\n", pi);
+ continue;
+ }
+
+ if (port_is_bonding_slave(pi)) {
+ printf("Please remove port %d from "
+ "bonded device.\n", pi);
+ continue;
+ }
+
+ if (!reset_ports[pi]) {
+ printf("vf must get reset port %d info from "
+ "pf before reset.\n", pi);
+ continue;
+ }
+
+ port = &ports[pi];
+ if (rte_atomic16_cmpset(&(port->port_status),
+ RTE_PORT_STARTED, RTE_PORT_HANDLING) == 1) {
+ printf("Port %d is not started\n", pi);
+ continue;
+ }
+
+ reset_ports[pi] = 0;
+
+ if (rte_atomic16_cmpset(&(port->port_status),
+ RTE_PORT_HANDLING, RTE_PORT_STARTED) == 0)
+ printf("Port %d cannot be set to started\n", pi);
+ }
+
+ printf("Done\n");
+}
+
+void
attach_port(char *identifier)
{
portid_t pi = 0;
diff --git a/app/test-pmd/testpmd.h b/app/test-pmd/testpmd.h
index 8cf2860..0c7e44c 100644
--- a/app/test-pmd/testpmd.h
+++ b/app/test-pmd/testpmd.h
@@ -586,6 +586,7 @@ int init_port_dcb_config(portid_t pid, enum dcb_mode_enable dcb_mode,
int start_port(portid_t pid);
void stop_port(portid_t pid);
void close_port(portid_t pid);
+void reset_port(portid_t pid);
void attach_port(char *identifier);
void detach_port(uint8_t port_id);
int all_ports_stopped(void);
--
2.9.3
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