[ceph.git] / ceph / src / seastar / dpdk / examples / ip_pipeline / pipeline / pipeline_common_fe.h

/*-
 *   BSD LICENSE
 *
 *   Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
 *   All rights reserved.
 *
 *   Redistribution and use in source and binary forms, with or without
 *   modification, are permitted provided that the following conditions
 *   are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in
 *       the documentation and/or other materials provided with the
 *       distribution.
 *     * Neither the name of Intel Corporation nor the names of its
 *       contributors may be used to endorse or promote products derived
 *       from this software without specific prior written permission.
 *
 *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __INCLUDE_PIPELINE_COMMON_FE_H__
#define __INCLUDE_PIPELINE_COMMON_FE_H__

#include <rte_common.h>
#include <rte_cycles.h>
#include <rte_malloc.h>
#include <cmdline_parse.h>

#include "pipeline_common_be.h"
#include "pipeline.h"
#include "app.h"

#ifndef MSG_TIMEOUT_DEFAULT
#define MSG_TIMEOUT_DEFAULT                      1000
#endif

static inline struct app_pipeline_data *
app_pipeline_data(struct app_params *app, uint32_t id)
{
	struct app_pipeline_params *params;

	APP_PARAM_FIND_BY_ID(app->pipeline_params, "PIPELINE", id, params);
	if (params == NULL)
		return NULL;

	return &app->pipeline_data[params - app->pipeline_params];
}

static inline void *
app_pipeline_data_fe(struct app_params *app, uint32_t id, struct pipeline_type *ptype)
{
	struct app_pipeline_data *pipeline_data;

	pipeline_data = app_pipeline_data(app, id);
	if (pipeline_data == NULL)
		return NULL;

	if (strcmp(pipeline_data->ptype->name, ptype->name) != 0)
		return NULL;

	if (pipeline_data->enabled == 0)
		return NULL;

	return pipeline_data->fe;
}

static inline struct rte_ring *
app_pipeline_msgq_in_get(struct app_params *app,
	uint32_t pipeline_id)
{
	struct app_msgq_params *p;

	APP_PARAM_FIND_BY_ID(app->msgq_params,
		"MSGQ-REQ-PIPELINE",
		pipeline_id,
		p);
	if (p == NULL)
		return NULL;

	return app->msgq[p - app->msgq_params];
}

static inline struct rte_ring *
app_pipeline_msgq_out_get(struct app_params *app,
	uint32_t pipeline_id)
{
	struct app_msgq_params *p;

	APP_PARAM_FIND_BY_ID(app->msgq_params,
		"MSGQ-RSP-PIPELINE",
		pipeline_id,
		p);
	if (p == NULL)
		return NULL;

	return app->msgq[p - app->msgq_params];
}

static inline void *
app_msg_alloc(__rte_unused struct app_params *app)
{
	return rte_malloc(NULL, 2048, RTE_CACHE_LINE_SIZE);
}

static inline void
app_msg_free(__rte_unused struct app_params *app,
	void *msg)
{
	rte_free(msg);
}

static inline void
app_msg_send(struct app_params *app,
	uint32_t pipeline_id,
	void *msg)
{
	struct rte_ring *r = app_pipeline_msgq_in_get(app, pipeline_id);
	int status;

	do {
		status = rte_ring_sp_enqueue(r, msg);
	} while (status == -ENOBUFS);
}

static inline void *
app_msg_recv(struct app_params *app,
	uint32_t pipeline_id)
{
	struct rte_ring *r = app_pipeline_msgq_out_get(app, pipeline_id);
	void *msg;
	int status = rte_ring_sc_dequeue(r, &msg);

	if (status != 0)
		return NULL;

	return msg;
}

static inline void *
app_msg_send_recv(struct app_params *app,
	uint32_t pipeline_id,
	void *msg,
	uint32_t timeout_ms)
{
	struct rte_ring *r_req = app_pipeline_msgq_in_get(app, pipeline_id);
	struct rte_ring *r_rsp = app_pipeline_msgq_out_get(app, pipeline_id);
	uint64_t hz = rte_get_tsc_hz();
	void *msg_recv;
	uint64_t deadline;
	int status;

	/* send */
	do {
		status = rte_ring_sp_enqueue(r_req, (void *) msg);
	} while (status == -ENOBUFS);

	/* recv */
	deadline = (timeout_ms) ?
		(rte_rdtsc() + ((hz * timeout_ms) / 1000)) :
		UINT64_MAX;

	do {
		if (rte_rdtsc() > deadline)
			return NULL;

		status = rte_ring_sc_dequeue(r_rsp, &msg_recv);
	} while (status != 0);

	return msg_recv;
}

struct app_link_params *
app_pipeline_track_pktq_out_to_link(struct app_params *app,
	uint32_t pipeline_id,
	uint32_t pktq_out_id);

int
app_pipeline_track_default(struct pipeline_params *params,
	uint32_t port_in,
	uint32_t *port_out);

int
app_pipeline_ping(struct app_params *app,
	uint32_t pipeline_id);

int
app_pipeline_stats_port_in(struct app_params *app,
	uint32_t pipeline_id,
	uint32_t port_id,
	struct rte_pipeline_port_in_stats *stats);

int
app_pipeline_stats_port_out(struct app_params *app,
	uint32_t pipeline_id,
	uint32_t port_id,
	struct rte_pipeline_port_out_stats *stats);

int
app_pipeline_stats_table(struct app_params *app,
	uint32_t pipeline_id,
	uint32_t table_id,
	struct rte_pipeline_table_stats *stats);

int
app_pipeline_port_in_enable(struct app_params *app,
	uint32_t pipeline_id,
	uint32_t port_id);

int
app_pipeline_port_in_disable(struct app_params *app,
	uint32_t pipeline_id,
	uint32_t port_id);

int
app_link_set_op(struct app_params *app,
	uint32_t link_id,
	uint32_t pipeline_id,
	app_link_op op,
	void *arg);

int
app_link_config(struct app_params *app,
	uint32_t link_id,
	uint32_t ip,
	uint32_t depth);

int
app_link_up(struct app_params *app,
	uint32_t link_id);

int
app_link_down(struct app_params *app,
	uint32_t link_id);

int
app_pipeline_common_cmd_push(struct app_params *app);

#define CMD_MSG_OUT_OF_MEMORY	"Not enough memory\n"
#define CMD_MSG_NOT_ENOUGH_ARGS	"Not enough arguments for command \"%s\"\n"
#define CMD_MSG_TOO_MANY_ARGS	"Too many arguments for command \"%s\"\n"
#define CMD_MSG_MISMATCH_ARGS	"Incorrect set of arguments for command \"%s\"\n"
#define CMD_MSG_INVALID_ARG	"Invalid value for argument \"%s\"\n"
#define CMD_MSG_ARG_NOT_FOUND	"Syntax error: \"%s\" not found\n"
#define CMD_MSG_FILE_ERR	"Error in file \"%s\" at line %u\n"
#define CMD_MSG_FAIL		"Command \"%s\" failed\n"

#endif
Commit	Line	Data
7c673cae FG	1	/*-
	2	* BSD LICENSE
	3	*
	4	* Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
	5	* All rights reserved.
	6	*
	7	* Redistribution and use in source and binary forms, with or without
	8	* modification, are permitted provided that the following conditions
	9	* are met:
	10	*
	11	* * Redistributions of source code must retain the above copyright
	12	* notice, this list of conditions and the following disclaimer.
	13	* * Redistributions in binary form must reproduce the above copyright
	14	* notice, this list of conditions and the following disclaimer in
	15	* the documentation and/or other materials provided with the
	16	* distribution.
	17	* * Neither the name of Intel Corporation nor the names of its
	18	* contributors may be used to endorse or promote products derived
	19	* from this software without specific prior written permission.
	20	*
	21	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
	22	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
	23	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
	24	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
	25	* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
	26	* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
	27	* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
	28	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
	29	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
	30	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
	31	* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	32	*/
	33
	34	#ifndef __INCLUDE_PIPELINE_COMMON_FE_H__
	35	#define __INCLUDE_PIPELINE_COMMON_FE_H__
	36
	37	#include <rte_common.h>
	38	#include <rte_cycles.h>
	39	#include <rte_malloc.h>
	40	#include <cmdline_parse.h>
	41
	42	#include "pipeline_common_be.h"
	43	#include "pipeline.h"
	44	#include "app.h"
	45
	46	#ifndef MSG_TIMEOUT_DEFAULT
	47	#define MSG_TIMEOUT_DEFAULT 1000
	48	#endif
	49
	50	static inline struct app_pipeline_data *
	51	app_pipeline_data(struct app_params *app, uint32_t id)
	52	{
	53	struct app_pipeline_params *params;
	54
	55	APP_PARAM_FIND_BY_ID(app->pipeline_params, "PIPELINE", id, params);
	56	if (params == NULL)
	57	return NULL;
	58
	59	return &app->pipeline_data[params - app->pipeline_params];
	60	}
	61
	62	static inline void *
	63	app_pipeline_data_fe(struct app_params app, uint32_t id, struct pipeline_type ptype)
	64	{
65	struct app_pipeline_data *pipeline_data;
66
67	pipeline_data = app_pipeline_data(app, id);
68	if (pipeline_data == NULL)
69	return NULL;
70
71	if (strcmp(pipeline_data->ptype->name, ptype->name) != 0)
72	return NULL;
73
74	if (pipeline_data->enabled == 0)
75	return NULL;
76
77	return pipeline_data->fe;
78	}
79
80	static inline struct rte_ring *
81	app_pipeline_msgq_in_get(struct app_params *app,
82	uint32_t pipeline_id)
83	{
84	struct app_msgq_params *p;
85
86	APP_PARAM_FIND_BY_ID(app->msgq_params,
87	"MSGQ-REQ-PIPELINE",
88	pipeline_id,
89	p);
90	if (p == NULL)
91	return NULL;
92
93	return app->msgq[p - app->msgq_params];
94	}
95
96	static inline struct rte_ring *
97	app_pipeline_msgq_out_get(struct app_params *app,
98	uint32_t pipeline_id)
99	{
100	struct app_msgq_params *p;
101
102	APP_PARAM_FIND_BY_ID(app->msgq_params,
103	"MSGQ-RSP-PIPELINE",
104	pipeline_id,
105	p);
106	if (p == NULL)
107	return NULL;
108
109	return app->msgq[p - app->msgq_params];
110	}
111
112	static inline void *
113	app_msg_alloc(__rte_unused struct app_params *app)
114	{
115	return rte_malloc(NULL, 2048, RTE_CACHE_LINE_SIZE);
116	}
117
118	static inline void
119	app_msg_free(__rte_unused struct app_params *app,
120	void *msg)
121	{
122	rte_free(msg);
123	}
124
125	static inline void
126	app_msg_send(struct app_params *app,
127	uint32_t pipeline_id,
128	void *msg)
129	{
130	struct rte_ring *r = app_pipeline_msgq_in_get(app, pipeline_id);
131	int status;
132
133	do {
134	status = rte_ring_sp_enqueue(r, msg);
135	} while (status == -ENOBUFS);
136	}
137
138	static inline void *
139	app_msg_recv(struct app_params *app,
140	uint32_t pipeline_id)
141	{
142	struct rte_ring *r = app_pipeline_msgq_out_get(app, pipeline_id);
143	void *msg;
144	int status = rte_ring_sc_dequeue(r, &msg);
145
146	if (status != 0)
147	return NULL;
148
149	return msg;
150	}
151
152	static inline void *
153	app_msg_send_recv(struct app_params *app,
154	uint32_t pipeline_id,
155	void *msg,
156	uint32_t timeout_ms)
157	{
158	struct rte_ring *r_req = app_pipeline_msgq_in_get(app, pipeline_id);
159	struct rte_ring *r_rsp = app_pipeline_msgq_out_get(app, pipeline_id);
160	uint64_t hz = rte_get_tsc_hz();
161	void *msg_recv;
162	uint64_t deadline;
163	int status;
164
165	/* send */
166	do {
167	status = rte_ring_sp_enqueue(r_req, (void *) msg);
168	} while (status == -ENOBUFS);
169
170	/* recv */
171	deadline = (timeout_ms) ?
172	(rte_rdtsc() + ((hz * timeout_ms) / 1000)) :
173	UINT64_MAX;
174
175	do {
176	if (rte_rdtsc() > deadline)
177	return NULL;
178
179	status = rte_ring_sc_dequeue(r_rsp, &msg_recv);
180	} while (status != 0);
181
182	return msg_recv;
183	}
184
185	struct app_link_params *
186	app_pipeline_track_pktq_out_to_link(struct app_params *app,
187	uint32_t pipeline_id,
188	uint32_t pktq_out_id);
189
190	int
191	app_pipeline_track_default(struct pipeline_params *params,
192	uint32_t port_in,
193	uint32_t *port_out);
194
195	int
196	app_pipeline_ping(struct app_params *app,
197	uint32_t pipeline_id);
198
199	int
200	app_pipeline_stats_port_in(struct app_params *app,
201	uint32_t pipeline_id,
202	uint32_t port_id,
203	struct rte_pipeline_port_in_stats *stats);
204
205	int
206	app_pipeline_stats_port_out(struct app_params *app,
207	uint32_t pipeline_id,
208	uint32_t port_id,
209	struct rte_pipeline_port_out_stats *stats);
210
211	int
212	app_pipeline_stats_table(struct app_params *app,
213	uint32_t pipeline_id,
214	uint32_t table_id,
215	struct rte_pipeline_table_stats *stats);
216
217	int
218	app_pipeline_port_in_enable(struct app_params *app,
219	uint32_t pipeline_id,
220	uint32_t port_id);
221
222	int
223	app_pipeline_port_in_disable(struct app_params *app,
224	uint32_t pipeline_id,
225	uint32_t port_id);
226
227	int
228	app_link_set_op(struct app_params *app,
229	uint32_t link_id,
230	uint32_t pipeline_id,
231	app_link_op op,
232	void *arg);
233
234	int
235	app_link_config(struct app_params *app,
236	uint32_t link_id,
237	uint32_t ip,
238	uint32_t depth);
239
240	int
241	app_link_up(struct app_params *app,
242	uint32_t link_id);
243
244	int
245	app_link_down(struct app_params *app,
246	uint32_t link_id);
247
248	int
249	app_pipeline_common_cmd_push(struct app_params *app);
250
251	#define CMD_MSG_OUT_OF_MEMORY "Not enough memory\n"
252	#define CMD_MSG_NOT_ENOUGH_ARGS "Not enough arguments for command \"%s\"\n"
253	#define CMD_MSG_TOO_MANY_ARGS "Too many arguments for command \"%s\"\n"
254	#define CMD_MSG_MISMATCH_ARGS "Incorrect set of arguments for command \"%s\"\n"
255	#define CMD_MSG_INVALID_ARG "Invalid value for argument \"%s\"\n"
256	#define CMD_MSG_ARG_NOT_FOUND "Syntax error: \"%s\" not found\n"
257	#define CMD_MSG_FILE_ERR "Error in file \"%s\" at line %u\n"
258	#define CMD_MSG_FAIL "Command \"%s\" failed\n"
259
260	#endif