632 lines
17 KiB
C
632 lines
17 KiB
C
|
/*-
|
||
|
* BSD LICENSE
|
||
|
*
|
||
|
* Copyright(c) 2010-2013 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.
|
||
|
*
|
||
|
*/
|
||
|
|
||
|
#include <stdio.h>
|
||
|
#include <stdlib.h>
|
||
|
#include <string.h>
|
||
|
#include <ctype.h>
|
||
|
#include <rte_string_fns.h>
|
||
|
#include <rte_sched.h>
|
||
|
|
||
|
#include "cfg_file.h"
|
||
|
#include "main.h"
|
||
|
|
||
|
|
||
|
/** when we resize a file structure, how many extra entries
|
||
|
* for new sections do we add in */
|
||
|
#define CFG_ALLOC_SECTION_BATCH 8
|
||
|
/** when we resize a section structure, how many extra entries
|
||
|
* for new entries do we add in */
|
||
|
#define CFG_ALLOC_ENTRY_BATCH 16
|
||
|
|
||
|
static unsigned
|
||
|
_strip(char *str, unsigned len)
|
||
|
{
|
||
|
int newlen = len;
|
||
|
if (len == 0)
|
||
|
return 0;
|
||
|
|
||
|
if (isspace(str[len-1])) {
|
||
|
/* strip trailing whitespace */
|
||
|
while (newlen > 0 && isspace(str[newlen - 1]))
|
||
|
str[--newlen] = '\0';
|
||
|
}
|
||
|
|
||
|
if (isspace(str[0])) {
|
||
|
/* strip leading whitespace */
|
||
|
int i,start = 1;
|
||
|
while (isspace(str[start]) && start < newlen)
|
||
|
start++
|
||
|
; /* do nothing */
|
||
|
newlen -= start;
|
||
|
for (i = 0; i < newlen; i++)
|
||
|
str[i] = str[i+start];
|
||
|
str[i] = '\0';
|
||
|
}
|
||
|
return newlen;
|
||
|
}
|
||
|
|
||
|
struct cfg_file *
|
||
|
cfg_load(const char *filename, int flags)
|
||
|
{
|
||
|
int allocated_sections = CFG_ALLOC_SECTION_BATCH;
|
||
|
int allocated_entries = 0;
|
||
|
int curr_section = -1;
|
||
|
int curr_entry = -1;
|
||
|
char buffer[256];
|
||
|
int lineno = 0;
|
||
|
struct cfg_file *cfg = NULL;
|
||
|
|
||
|
FILE *f = fopen(filename, "r");
|
||
|
if (f == NULL)
|
||
|
return NULL;
|
||
|
|
||
|
cfg = malloc(sizeof(*cfg) + sizeof(cfg->sections[0]) * allocated_sections);
|
||
|
if (cfg == NULL)
|
||
|
goto error2;
|
||
|
|
||
|
memset(cfg->sections, 0, sizeof(cfg->sections[0]) * allocated_sections);
|
||
|
|
||
|
while (fgets(buffer, sizeof(buffer), f) != NULL) {
|
||
|
char *pos = NULL;
|
||
|
size_t len = strnlen(buffer, sizeof(buffer));
|
||
|
lineno++;
|
||
|
if (len >=sizeof(buffer) - 1 && buffer[len-1] != '\n'){
|
||
|
printf("Error line %d - no \\n found on string. "
|
||
|
"Check if line too long\n", lineno);
|
||
|
goto error1;
|
||
|
}
|
||
|
if ((pos = memchr(buffer, ';', sizeof(buffer))) != NULL) {
|
||
|
*pos = '\0';
|
||
|
len = pos - buffer;
|
||
|
}
|
||
|
|
||
|
len = _strip(buffer, len);
|
||
|
if (buffer[0] != '[' && memchr(buffer, '=', len) == NULL)
|
||
|
continue;
|
||
|
|
||
|
if (buffer[0] == '[') {
|
||
|
/* section heading line */
|
||
|
char *end = memchr(buffer, ']', len);
|
||
|
if (end == NULL) {
|
||
|
printf("Error line %d - no terminating '[' found\n", lineno);
|
||
|
goto error1;
|
||
|
}
|
||
|
*end = '\0';
|
||
|
_strip(&buffer[1], end - &buffer[1]);
|
||
|
|
||
|
/* close off old section and add start new one */
|
||
|
if (curr_section >= 0)
|
||
|
cfg->sections[curr_section]->num_entries = curr_entry + 1;
|
||
|
curr_section++;
|
||
|
|
||
|
/* resize overall struct if we don't have room for more sections */
|
||
|
if (curr_section == allocated_sections) {
|
||
|
allocated_sections += CFG_ALLOC_SECTION_BATCH;
|
||
|
struct cfg_file *n_cfg = realloc(cfg, sizeof(*cfg) +
|
||
|
sizeof(cfg->sections[0]) * allocated_sections);
|
||
|
if (n_cfg == NULL) {
|
||
|
printf("Error - no more memory\n");
|
||
|
goto error1;
|
||
|
}
|
||
|
cfg = n_cfg;
|
||
|
}
|
||
|
|
||
|
/* allocate space for new section */
|
||
|
allocated_entries = CFG_ALLOC_ENTRY_BATCH;
|
||
|
curr_entry = -1;
|
||
|
cfg->sections[curr_section] = malloc(sizeof(*cfg->sections[0]) +
|
||
|
sizeof(cfg->sections[0]->entries[0]) * allocated_entries);
|
||
|
if (cfg->sections[curr_section] == NULL) {
|
||
|
printf("Error - no more memory\n");
|
||
|
goto error1;
|
||
|
}
|
||
|
|
||
|
rte_snprintf(cfg->sections[curr_section]->name,
|
||
|
sizeof(cfg->sections[0]->name),
|
||
|
"%s", &buffer[1]);
|
||
|
}
|
||
|
else {
|
||
|
/* value line */
|
||
|
if (curr_section < 0) {
|
||
|
printf("Error line %d - value outside of section\n", lineno);
|
||
|
goto error1;
|
||
|
}
|
||
|
|
||
|
struct cfg_section *sect = cfg->sections[curr_section];
|
||
|
char *split[2];
|
||
|
if (rte_strsplit(buffer, sizeof(buffer), split, 2, '=') != 2) {
|
||
|
printf("Error at line %d - cannot split string\n", lineno);
|
||
|
goto error1;
|
||
|
}
|
||
|
|
||
|
curr_entry++;
|
||
|
if (curr_entry == allocated_entries) {
|
||
|
allocated_entries += CFG_ALLOC_ENTRY_BATCH;
|
||
|
struct cfg_section *n_sect = realloc(sect, sizeof(*sect) +
|
||
|
sizeof(sect->entries[0]) * allocated_entries);
|
||
|
if (n_sect == NULL) {
|
||
|
printf("Error - no more memory\n");
|
||
|
goto error1;
|
||
|
}
|
||
|
sect = cfg->sections[curr_section] = n_sect;
|
||
|
}
|
||
|
|
||
|
sect->entries[curr_entry] = malloc(sizeof(*sect->entries[0]));
|
||
|
if (sect->entries[curr_entry] == NULL) {
|
||
|
printf("Error - no more memory\n");
|
||
|
goto error1;
|
||
|
}
|
||
|
|
||
|
struct cfg_entry *entry = sect->entries[curr_entry];
|
||
|
rte_snprintf(entry->name, sizeof(entry->name), "%s", split[0]);
|
||
|
rte_snprintf(entry->value, sizeof(entry->value), "%s", split[1]);
|
||
|
_strip(entry->name, strnlen(entry->name, sizeof(entry->name)));
|
||
|
_strip(entry->value, strnlen(entry->value, sizeof(entry->value)));
|
||
|
}
|
||
|
}
|
||
|
fclose(f);
|
||
|
cfg->flags = flags;
|
||
|
cfg->sections[curr_section]->num_entries = curr_entry + 1;
|
||
|
cfg->num_sections = curr_section + 1;
|
||
|
return cfg;
|
||
|
|
||
|
error1:
|
||
|
cfg_close(cfg);
|
||
|
error2:
|
||
|
fclose(f);
|
||
|
return NULL;
|
||
|
}
|
||
|
|
||
|
|
||
|
int cfg_close(struct cfg_file *cfg)
|
||
|
{
|
||
|
int i, j;
|
||
|
|
||
|
if (cfg == NULL)
|
||
|
return -1;
|
||
|
|
||
|
for(i = 0; i < cfg->num_sections; i++) {
|
||
|
if (cfg->sections[i] != NULL) {
|
||
|
if (cfg->sections[i]->num_entries) {
|
||
|
for(j = 0; j < cfg->sections[i]->num_entries; j++) {
|
||
|
if (cfg->sections[i]->entries[j] != NULL)
|
||
|
free(cfg->sections[i]->entries[j]);
|
||
|
}
|
||
|
}
|
||
|
free(cfg->sections[i]);
|
||
|
}
|
||
|
}
|
||
|
free(cfg);
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
int
|
||
|
cfg_num_sections(struct cfg_file *cfg, const char *sectionname, size_t length)
|
||
|
{
|
||
|
int i;
|
||
|
int num_sections = 0;
|
||
|
for (i = 0; i < cfg->num_sections; i++) {
|
||
|
if (strncmp(cfg->sections[i]->name, sectionname, length) == 0)
|
||
|
num_sections++;
|
||
|
}
|
||
|
return num_sections;
|
||
|
}
|
||
|
|
||
|
int
|
||
|
cfg_sections(struct cfg_file *cfg, char *sections[], int max_sections)
|
||
|
{
|
||
|
int i;
|
||
|
for (i = 0; i < cfg->num_sections && i < max_sections; i++) {
|
||
|
rte_snprintf(sections[i], CFG_NAME_LEN, "%s", cfg->sections[i]->name);
|
||
|
}
|
||
|
return i;
|
||
|
}
|
||
|
|
||
|
static const struct cfg_section *
|
||
|
_get_section(struct cfg_file *cfg, const char *sectionname)
|
||
|
{
|
||
|
int i;
|
||
|
for (i = 0; i < cfg->num_sections; i++) {
|
||
|
if (strncmp(cfg->sections[i]->name, sectionname,
|
||
|
sizeof(cfg->sections[0]->name)) == 0)
|
||
|
return cfg->sections[i];
|
||
|
}
|
||
|
return NULL;
|
||
|
}
|
||
|
|
||
|
int
|
||
|
cfg_has_section(struct cfg_file *cfg, const char *sectionname)
|
||
|
{
|
||
|
return (_get_section(cfg, sectionname) != NULL);
|
||
|
}
|
||
|
|
||
|
int
|
||
|
cfg_section_num_entries(struct cfg_file *cfg, const char *sectionname)
|
||
|
{
|
||
|
const struct cfg_section *s = _get_section(cfg, sectionname);
|
||
|
if (s == NULL)
|
||
|
return -1;
|
||
|
return s->num_entries;
|
||
|
}
|
||
|
|
||
|
|
||
|
int
|
||
|
cfg_section_entries(struct cfg_file *cfg, const char *sectionname,
|
||
|
struct cfg_entry *entries, int max_entries)
|
||
|
{
|
||
|
int i;
|
||
|
const struct cfg_section *sect = _get_section(cfg, sectionname);
|
||
|
if (sect == NULL)
|
||
|
return -1;
|
||
|
for (i = 0; i < max_entries && i < sect->num_entries; i++)
|
||
|
entries[i] = *sect->entries[i];
|
||
|
return i;
|
||
|
}
|
||
|
|
||
|
const char *
|
||
|
cfg_get_entry(struct cfg_file *cfg, const char *sectionname,
|
||
|
const char *entryname)
|
||
|
{
|
||
|
int i;
|
||
|
const struct cfg_section *sect = _get_section(cfg, sectionname);
|
||
|
if (sect == NULL)
|
||
|
return NULL;
|
||
|
for (i = 0; i < sect->num_entries; i++)
|
||
|
if (strncmp(sect->entries[i]->name, entryname, CFG_NAME_LEN) == 0)
|
||
|
return sect->entries[i]->value;
|
||
|
return NULL;
|
||
|
}
|
||
|
|
||
|
int
|
||
|
cfg_has_entry(struct cfg_file *cfg, const char *sectionname,
|
||
|
const char *entryname)
|
||
|
{
|
||
|
return (cfg_get_entry(cfg, sectionname, entryname) != NULL);
|
||
|
}
|
||
|
|
||
|
|
||
|
int
|
||
|
cfg_load_port(struct cfg_file *cfg, struct rte_sched_port_params *port_params)
|
||
|
{
|
||
|
const char *entry;
|
||
|
int j;
|
||
|
|
||
|
if (!cfg || !port_params)
|
||
|
return -1;
|
||
|
|
||
|
entry = cfg_get_entry(cfg, "port", "frame overhead");
|
||
|
if (entry)
|
||
|
port_params->frame_overhead = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, "port", "number of subports per port");
|
||
|
if (entry)
|
||
|
port_params->n_subports_per_port = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, "port", "number of pipes per subport");
|
||
|
if (entry)
|
||
|
port_params->n_pipes_per_subport = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, "port", "queue sizes");
|
||
|
if (entry) {
|
||
|
char *next;
|
||
|
|
||
|
for(j = 0; j < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; j++) {
|
||
|
port_params->qsize[j] = (uint16_t)strtol(entry, &next, 10);
|
||
|
if (next == NULL)
|
||
|
break;
|
||
|
entry = next;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
#ifdef RTE_SCHED_RED
|
||
|
for (j = 0; j < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; j++) {
|
||
|
char str[32];
|
||
|
|
||
|
/* Parse WRED min thresholds */
|
||
|
rte_snprintf(str, sizeof(str), "tc %d wred min", j);
|
||
|
entry = cfg_get_entry(cfg, "red", str);
|
||
|
if (entry) {
|
||
|
char *next;
|
||
|
int k;
|
||
|
/* for each packet colour (green, yellow, red) */
|
||
|
for (k = 0; k < e_RTE_METER_COLORS; k++) {
|
||
|
port_params->red_params[j][k].min_th
|
||
|
= (uint16_t)strtol(entry, &next, 10);
|
||
|
if (next == NULL)
|
||
|
break;
|
||
|
entry = next;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/* Parse WRED max thresholds */
|
||
|
rte_snprintf(str, sizeof(str), "tc %d wred max", j);
|
||
|
entry = cfg_get_entry(cfg, "red", str);
|
||
|
if (entry) {
|
||
|
char *next;
|
||
|
int k;
|
||
|
/* for each packet colour (green, yellow, red) */
|
||
|
for (k = 0; k < e_RTE_METER_COLORS; k++) {
|
||
|
port_params->red_params[j][k].max_th
|
||
|
= (uint16_t)strtol(entry, &next, 10);
|
||
|
if (next == NULL)
|
||
|
break;
|
||
|
entry = next;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/* Parse WRED inverse mark probabilities */
|
||
|
rte_snprintf(str, sizeof(str), "tc %d wred inv prob", j);
|
||
|
entry = cfg_get_entry(cfg, "red", str);
|
||
|
if (entry) {
|
||
|
char *next;
|
||
|
int k;
|
||
|
/* for each packet colour (green, yellow, red) */
|
||
|
for (k = 0; k < e_RTE_METER_COLORS; k++) {
|
||
|
port_params->red_params[j][k].maxp_inv
|
||
|
= (uint8_t)strtol(entry, &next, 10);
|
||
|
|
||
|
if (next == NULL)
|
||
|
break;
|
||
|
entry = next;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/* Parse WRED EWMA filter weights */
|
||
|
rte_snprintf(str, sizeof(str), "tc %d wred weight", j);
|
||
|
entry = cfg_get_entry(cfg, "red", str);
|
||
|
if (entry) {
|
||
|
char *next;
|
||
|
int k;
|
||
|
/* for each packet colour (green, yellow, red) */
|
||
|
for (k = 0; k < e_RTE_METER_COLORS; k++) {
|
||
|
port_params->red_params[j][k].wq_log2
|
||
|
= (uint8_t)strtol(entry, &next, 10);
|
||
|
if (next == NULL)
|
||
|
break;
|
||
|
entry = next;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
#endif /* RTE_SCHED_RED */
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
int
|
||
|
cfg_load_pipe(struct cfg_file *cfg, struct rte_sched_pipe_params *pipe_params)
|
||
|
{
|
||
|
int i, j;
|
||
|
char *next;
|
||
|
const char *entry;
|
||
|
int profiles;
|
||
|
|
||
|
if (!cfg || !pipe_params)
|
||
|
return -1;
|
||
|
|
||
|
profiles = cfg_num_sections(cfg, "pipe profile", sizeof("pipe profile") - 1);
|
||
|
port_params.n_pipe_profiles = profiles;
|
||
|
|
||
|
for (j = 0; j < profiles; j++) {
|
||
|
char pipe_name[32];
|
||
|
rte_snprintf(pipe_name, sizeof(pipe_name), "pipe profile %d", j);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tb rate");
|
||
|
if (entry)
|
||
|
pipe_params[j].tb_rate = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tb size");
|
||
|
if (entry)
|
||
|
pipe_params[j].tb_size = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tc period");
|
||
|
if (entry)
|
||
|
pipe_params[j].tc_period = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tc 0 rate");
|
||
|
if (entry)
|
||
|
pipe_params[j].tc_rate[0] = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tc 1 rate");
|
||
|
if (entry)
|
||
|
pipe_params[j].tc_rate[1] = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tc 2 rate");
|
||
|
if (entry)
|
||
|
pipe_params[j].tc_rate[2] = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tc 3 rate");
|
||
|
if (entry)
|
||
|
pipe_params[j].tc_rate[3] = (uint32_t)atoi(entry);
|
||
|
|
||
|
#ifdef RTE_SCHED_SUBPORT_TC_OV
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tc 0 oversubscription weight");
|
||
|
if (entry)
|
||
|
pipe_params[j].tc_ov_weight[0] = (uint8_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tc 1 oversubscription weight");
|
||
|
if (entry)
|
||
|
pipe_params[j].tc_ov_weight[1] = (uint8_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tc 2 oversubscription weight");
|
||
|
if (entry)
|
||
|
pipe_params[j].tc_ov_weight[2] = (uint8_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tc 3 oversubscription weight");
|
||
|
if (entry)
|
||
|
pipe_params[j].tc_ov_weight[3] = (uint8_t)atoi(entry);
|
||
|
#endif
|
||
|
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tc 0 wrr weights");
|
||
|
if (entry) {
|
||
|
for(i = 0; i < RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS; i++) {
|
||
|
pipe_params[j].wrr_weights[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE*0 + i] =
|
||
|
(uint8_t)strtol(entry, &next, 10);
|
||
|
if (next == NULL)
|
||
|
break;
|
||
|
entry = next;
|
||
|
}
|
||
|
}
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tc 1 wrr weights");
|
||
|
if (entry) {
|
||
|
for(i = 0; i < RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS; i++) {
|
||
|
pipe_params[j].wrr_weights[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE*1 + i] =
|
||
|
(uint8_t)strtol(entry, &next, 10);
|
||
|
if (next == NULL)
|
||
|
break;
|
||
|
entry = next;
|
||
|
}
|
||
|
}
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tc 2 wrr weights");
|
||
|
if (entry) {
|
||
|
for(i = 0; i < RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS; i++) {
|
||
|
pipe_params[j].wrr_weights[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE*2 + i] =
|
||
|
(uint8_t)strtol(entry, &next, 10);
|
||
|
if (next == NULL)
|
||
|
break;
|
||
|
entry = next;
|
||
|
}
|
||
|
}
|
||
|
entry = cfg_get_entry(cfg, pipe_name, "tc 3 wrr weights");
|
||
|
if (entry) {
|
||
|
for(i = 0; i < RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS; i++) {
|
||
|
pipe_params[j].wrr_weights[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE*3 + i] =
|
||
|
(uint8_t)strtol(entry, &next, 10);
|
||
|
if (next == NULL)
|
||
|
break;
|
||
|
entry = next;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
int
|
||
|
cfg_load_subport(struct cfg_file *cfg, struct rte_sched_subport_params *subport_params)
|
||
|
{
|
||
|
const char *entry;
|
||
|
int i, j, k;
|
||
|
|
||
|
if (!cfg || !subport_params)
|
||
|
return -1;
|
||
|
|
||
|
memset(app_pipe_to_profile, -1, sizeof(app_pipe_to_profile));
|
||
|
|
||
|
for (i = 0; i < MAX_SCHED_SUBPORTS; i++) {
|
||
|
char sec_name[CFG_NAME_LEN];
|
||
|
rte_snprintf(sec_name, sizeof(sec_name), "subport %d", i);
|
||
|
|
||
|
if (cfg_has_section(cfg, sec_name)) {
|
||
|
entry = cfg_get_entry(cfg, sec_name, "tb rate");
|
||
|
if (entry)
|
||
|
subport_params[i].tb_rate = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, sec_name, "tb size");
|
||
|
if (entry)
|
||
|
subport_params[i].tb_size = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, sec_name, "tc period");
|
||
|
if (entry)
|
||
|
subport_params[i].tc_period = (uint32_t)atoi(entry);
|
||
|
|
||
|
#ifdef RTE_SCHED_SUBPORT_TC_OV
|
||
|
entry = cfg_get_entry(cfg, sec_name, "tc oversubscription period");
|
||
|
if (entry)
|
||
|
subport_params[i].tc_ov_period = (uint32_t)atoi(entry);
|
||
|
#endif
|
||
|
|
||
|
entry = cfg_get_entry(cfg, sec_name, "tc 0 rate");
|
||
|
if (entry)
|
||
|
subport_params[i].tc_rate[0] = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, sec_name, "tc 1 rate");
|
||
|
if (entry)
|
||
|
subport_params[i].tc_rate[1] = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, sec_name, "tc 2 rate");
|
||
|
if (entry)
|
||
|
subport_params[i].tc_rate[2] = (uint32_t)atoi(entry);
|
||
|
|
||
|
entry = cfg_get_entry(cfg, sec_name, "tc 3 rate");
|
||
|
if (entry)
|
||
|
subport_params[i].tc_rate[3] = (uint32_t)atoi(entry);
|
||
|
|
||
|
int n_entries = cfg_section_num_entries(cfg, sec_name);
|
||
|
struct cfg_entry entries[n_entries];
|
||
|
|
||
|
cfg_section_entries(cfg, sec_name, entries, n_entries);
|
||
|
|
||
|
for (j = 0; j < n_entries; j++) {
|
||
|
if (strncmp("pipe", entries[j].name, sizeof("pipe") - 1) == 0) {
|
||
|
int profile;
|
||
|
char *tokens[2] = {NULL, NULL};
|
||
|
int n_tokens;
|
||
|
int begin, end;
|
||
|
|
||
|
profile = atoi(entries[j].value);
|
||
|
n_tokens = rte_strsplit(&entries[j].name[sizeof("pipe")],
|
||
|
strnlen(entries[j].name, CFG_NAME_LEN), tokens, 2, '-');
|
||
|
|
||
|
begin = atoi(tokens[0]);
|
||
|
if (n_tokens == 2)
|
||
|
end = atoi(tokens[1]);
|
||
|
else
|
||
|
end = begin;
|
||
|
|
||
|
if (end >= MAX_SCHED_PIPES || begin > end)
|
||
|
return -1;
|
||
|
|
||
|
for (k = begin; k <= end; k++) {
|
||
|
char profile_name[CFG_NAME_LEN];
|
||
|
|
||
|
rte_snprintf(profile_name, sizeof(profile_name),
|
||
|
"pipe profile %d", profile);
|
||
|
if (cfg_has_section(cfg, profile_name))
|
||
|
app_pipe_to_profile[i][k] = profile;
|
||
|
else
|
||
|
rte_exit(EXIT_FAILURE, "Wrong pipe profile %s\n",
|
||
|
entries[j].value);
|
||
|
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
|