From: Adrien Mazarguil Date: Wed, 21 Dec 2016 14:51:40 +0000 (+0100) Subject: app/testpmd: add queue actions to flow command X-Git-Tag: spdx-start~5241 X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=05d34c6e9d2c;p=dpdk.git app/testpmd: add queue actions to flow command - QUEUE: assign packets to a given queue index. - DUP: duplicate packets to a given queue index. - RSS: spread packets among several queues. Signed-off-by: Adrien Mazarguil Acked-by: Olga Shern --- diff --git a/app/test-pmd/cmdline_flow.c b/app/test-pmd/cmdline_flow.c index a4e8ebeeab..db680c6868 100644 --- a/app/test-pmd/cmdline_flow.c +++ b/app/test-pmd/cmdline_flow.c @@ -156,8 +156,15 @@ enum index { ACTION_MARK, ACTION_MARK_ID, ACTION_FLAG, + ACTION_QUEUE, + ACTION_QUEUE_INDEX, ACTION_DROP, ACTION_COUNT, + ACTION_DUP, + ACTION_DUP_INDEX, + ACTION_RSS, + ACTION_RSS_QUEUES, + ACTION_RSS_QUEUE, ACTION_PF, ACTION_VF, ACTION_VF_ORIGINAL, @@ -171,6 +178,14 @@ enum index { #define ITEM_RAW_SIZE \ (offsetof(struct rte_flow_item_raw, pattern) + ITEM_RAW_PATTERN_SIZE) +/** Number of queue[] entries in struct rte_flow_action_rss. */ +#define ACTION_RSS_NUM 32 + +/** Storage size for struct rte_flow_action_rss including queues. */ +#define ACTION_RSS_SIZE \ + (offsetof(struct rte_flow_action_rss, queue) + \ + sizeof(*((struct rte_flow_action_rss *)0)->queue) * ACTION_RSS_NUM) + /** Maximum number of subsequent tokens and arguments on the stack. */ #define CTX_STACK_SIZE 16 @@ -487,8 +502,11 @@ static const enum index next_action[] = { ACTION_PASSTHRU, ACTION_MARK, ACTION_FLAG, + ACTION_QUEUE, ACTION_DROP, ACTION_COUNT, + ACTION_DUP, + ACTION_RSS, ACTION_PF, ACTION_VF, ZERO, @@ -500,6 +518,24 @@ static const enum index action_mark[] = { ZERO, }; +static const enum index action_queue[] = { + ACTION_QUEUE_INDEX, + ACTION_NEXT, + ZERO, +}; + +static const enum index action_dup[] = { + ACTION_DUP_INDEX, + ACTION_NEXT, + ZERO, +}; + +static const enum index action_rss[] = { + ACTION_RSS_QUEUES, + ACTION_NEXT, + ZERO, +}; + static const enum index action_vf[] = { ACTION_VF_ORIGINAL, ACTION_VF_ID, @@ -517,6 +553,9 @@ static int parse_vc_spec(struct context *, const struct token *, const char *, unsigned int, void *, unsigned int); static int parse_vc_conf(struct context *, const struct token *, const char *, unsigned int, void *, unsigned int); +static int parse_vc_action_rss_queue(struct context *, const struct token *, + const char *, unsigned int, void *, + unsigned int); static int parse_destroy(struct context *, const struct token *, const char *, unsigned int, void *, unsigned int); @@ -566,6 +605,8 @@ static int comp_port(struct context *, const struct token *, unsigned int, char *, unsigned int); static int comp_rule_id(struct context *, const struct token *, unsigned int, char *, unsigned int); +static int comp_vc_action_rss_queue(struct context *, const struct token *, + unsigned int, char *, unsigned int); /** Token definitions. */ static const struct token token_list[] = { @@ -1163,6 +1204,21 @@ static const struct token token_list[] = { .next = NEXT(NEXT_ENTRY(ACTION_NEXT)), .call = parse_vc, }, + [ACTION_QUEUE] = { + .name = "queue", + .help = "assign packets to a given queue index", + .priv = PRIV_ACTION(QUEUE, + sizeof(struct rte_flow_action_queue)), + .next = NEXT(action_queue), + .call = parse_vc, + }, + [ACTION_QUEUE_INDEX] = { + .name = "index", + .help = "queue index to use", + .next = NEXT(action_queue, NEXT_ENTRY(UNSIGNED)), + .args = ARGS(ARGS_ENTRY(struct rte_flow_action_queue, index)), + .call = parse_vc_conf, + }, [ACTION_DROP] = { .name = "drop", .help = "drop packets (note: passthru has priority)", @@ -1177,6 +1233,39 @@ static const struct token token_list[] = { .next = NEXT(NEXT_ENTRY(ACTION_NEXT)), .call = parse_vc, }, + [ACTION_DUP] = { + .name = "dup", + .help = "duplicate packets to a given queue index", + .priv = PRIV_ACTION(DUP, sizeof(struct rte_flow_action_dup)), + .next = NEXT(action_dup), + .call = parse_vc, + }, + [ACTION_DUP_INDEX] = { + .name = "index", + .help = "queue index to duplicate packets to", + .next = NEXT(action_dup, NEXT_ENTRY(UNSIGNED)), + .args = ARGS(ARGS_ENTRY(struct rte_flow_action_dup, index)), + .call = parse_vc_conf, + }, + [ACTION_RSS] = { + .name = "rss", + .help = "spread packets among several queues", + .priv = PRIV_ACTION(RSS, ACTION_RSS_SIZE), + .next = NEXT(action_rss), + .call = parse_vc, + }, + [ACTION_RSS_QUEUES] = { + .name = "queues", + .help = "queue indices to use", + .next = NEXT(action_rss, NEXT_ENTRY(ACTION_RSS_QUEUE)), + .call = parse_vc_conf, + }, + [ACTION_RSS_QUEUE] = { + .name = "{queue}", + .help = "queue index", + .call = parse_vc_action_rss_queue, + .comp = comp_vc_action_rss_queue, + }, [ACTION_PF] = { .name = "pf", .help = "redirect packets to physical device function", @@ -1567,6 +1656,51 @@ parse_vc_conf(struct context *ctx, const struct token *token, return len; } +/** + * Parse queue field for RSS action. + * + * Valid tokens are queue indices and the "end" token. + */ +static int +parse_vc_action_rss_queue(struct context *ctx, const struct token *token, + const char *str, unsigned int len, + void *buf, unsigned int size) +{ + static const enum index next[] = NEXT_ENTRY(ACTION_RSS_QUEUE); + int ret; + int i; + + (void)token; + (void)buf; + (void)size; + if (ctx->curr != ACTION_RSS_QUEUE) + return -1; + i = ctx->objdata >> 16; + if (!strncmp(str, "end", len)) { + ctx->objdata &= 0xffff; + return len; + } + if (i >= ACTION_RSS_NUM) + return -1; + if (push_args(ctx, ARGS_ENTRY(struct rte_flow_action_rss, queue[i]))) + return -1; + ret = parse_int(ctx, token, str, len, NULL, 0); + if (ret < 0) { + pop_args(ctx); + return -1; + } + ++i; + ctx->objdata = i << 16 | (ctx->objdata & 0xffff); + /* Repeat token. */ + if (ctx->next_num == RTE_DIM(ctx->next)) + return -1; + ctx->next[ctx->next_num++] = next; + if (!ctx->object) + return len; + ((struct rte_flow_action_rss *)ctx->object)->num = i; + return len; +} + /** Parse tokens for destroy command. */ static int parse_destroy(struct context *ctx, const struct token *token, @@ -2141,6 +2275,24 @@ comp_rule_id(struct context *ctx, const struct token *token, return i; } +/** Complete queue field for RSS action. */ +static int +comp_vc_action_rss_queue(struct context *ctx, const struct token *token, + unsigned int ent, char *buf, unsigned int size) +{ + static const char *const str[] = { "", "end", NULL }; + unsigned int i; + + (void)ctx; + (void)token; + for (i = 0; str[i] != NULL; ++i) + if (buf && i == ent) + return snprintf(buf, size, "%s", str[i]); + if (buf) + return -1; + return i; +} + /** Internal context. */ static struct context cmd_flow_context;