struct rte_sched_pipe_profile {
/* Token bucket (TB) */
- uint32_t tb_period;
- uint32_t tb_credits_per_period;
- uint32_t tb_size;
+ uint64_t tb_period;
+ uint64_t tb_credits_per_period;
+ uint64_t tb_size;
/* Pipe traffic classes */
- uint32_t tc_period;
- uint32_t tc_credits_per_period[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
+ uint64_t tc_period;
+ uint64_t tc_credits_per_period[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
uint8_t tc_ov_weight;
/* Pipe best-effort traffic class queues */
struct rte_sched_pipe {
/* Token bucket (TB) */
uint64_t tb_time; /* time of last update */
- uint32_t tb_credits;
+ uint64_t tb_credits;
/* Pipe profile and flags */
uint32_t profile;
/* Traffic classes (TCs) */
uint64_t tc_time; /* time of next update */
- uint32_t tc_credits[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
+ uint64_t tc_credits[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
/* Weighted Round Robin (WRR) */
uint8_t wrr_tokens[RTE_SCHED_BE_QUEUES_PER_PIPE];
/* TC oversubscription */
- uint32_t tc_ov_credits;
+ uint64_t tc_ov_credits;
uint8_t tc_ov_period_id;
} __rte_cache_aligned;
struct rte_sched_subport {
/* Token bucket (TB) */
uint64_t tb_time; /* time of last update */
- uint32_t tb_period;
- uint32_t tb_credits_per_period;
- uint32_t tb_size;
- uint32_t tb_credits;
+ uint64_t tb_period;
+ uint64_t tb_credits_per_period;
+ uint64_t tb_size;
+ uint64_t tb_credits;
/* Traffic classes (TCs) */
uint64_t tc_time; /* time of next update */
- uint32_t tc_credits_per_period[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
- uint32_t tc_credits[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
- uint32_t tc_period;
+ uint64_t tc_credits_per_period[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
+ uint64_t tc_credits[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
+ uint64_t tc_period;
/* TC oversubscription */
- uint32_t tc_ov_wm;
- uint32_t tc_ov_wm_min;
- uint32_t tc_ov_wm_max;
+ uint64_t tc_ov_wm;
+ uint64_t tc_ov_wm_min;
+ uint64_t tc_ov_wm_max;
uint8_t tc_ov_period_id;
uint8_t tc_ov;
uint32_t tc_ov_n;
double tc_ov_rate;
/* Statistics */
- struct rte_sched_subport_stats stats;
+ struct rte_sched_subport_stats stats __rte_cache_aligned;
/* Subport pipes */
uint32_t n_pipes_per_subport_enabled;
uint32_t n_max_pipe_profiles;
/* Pipe best-effort TC rate */
- uint32_t pipe_tc_be_rate_max;
+ uint64_t pipe_tc_be_rate_max;
/* Pipe queues size */
uint16_t qsize[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
uint16_t pipe_queue[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
uint8_t pipe_tc[RTE_SCHED_QUEUES_PER_PIPE];
uint8_t tc_queue[RTE_SCHED_QUEUES_PER_PIPE];
- uint32_t rate;
+ uint64_t rate;
uint32_t mtu;
uint32_t frame_overhead;
int socket;
- uint16_t qsize[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
- uint32_t n_pipe_profiles;
- uint32_t n_max_pipe_profiles;
- uint32_t pipe_tc_be_rate_max;
-#ifdef RTE_SCHED_RED
- struct rte_red_config red_config[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE][RTE_COLORS];
-#endif
/* Timing */
uint64_t time_cpu_cycles; /* Current CPU time measured in CPU cyles */
uint64_t time; /* Current NIC TX time measured in bytes */
struct rte_reciprocal inv_cycles_per_byte; /* CPU cycles per byte */
- /* Scheduling loop detection */
- uint32_t pipe_loop;
- uint32_t pipe_exhaustion;
-
- /* Bitmap */
- struct rte_bitmap *bmp;
- uint32_t grinder_base_bmp_pos[RTE_SCHED_PORT_N_GRINDERS] __rte_aligned_16;
-
/* Grinders */
- struct rte_sched_grinder grinder[RTE_SCHED_PORT_N_GRINDERS];
- uint32_t busy_grinders;
struct rte_mbuf **pkts_out;
uint32_t n_pkts_out;
-
- /* Queue base calculation */
- uint32_t qsize_add[RTE_SCHED_QUEUES_PER_PIPE];
- uint32_t qsize_sum;
+ uint32_t subport_id;
/* Large data structures */
- struct rte_sched_subport *subports[0];
- struct rte_sched_subport *subport;
- struct rte_sched_pipe *pipe;
- struct rte_sched_queue *queue;
- struct rte_sched_queue_extra *queue_extra;
- struct rte_sched_pipe_profile *pipe_profiles;
- uint8_t *bmp_array;
- struct rte_mbuf **queue_array;
- uint8_t memory[0] __rte_cache_aligned;
+ struct rte_sched_subport *subports[0] __rte_cache_aligned;
} __rte_cache_aligned;
-enum rte_sched_port_array {
- e_RTE_SCHED_PORT_ARRAY_SUBPORT = 0,
- e_RTE_SCHED_PORT_ARRAY_PIPE,
- e_RTE_SCHED_PORT_ARRAY_QUEUE,
- e_RTE_SCHED_PORT_ARRAY_QUEUE_EXTRA,
- e_RTE_SCHED_PORT_ARRAY_PIPE_PROFILES,
- e_RTE_SCHED_PORT_ARRAY_BMP_ARRAY,
- e_RTE_SCHED_PORT_ARRAY_QUEUE_ARRAY,
- e_RTE_SCHED_PORT_ARRAY_TOTAL,
-};
-
enum rte_sched_subport_array {
e_RTE_SCHED_SUBPORT_ARRAY_PIPE = 0,
e_RTE_SCHED_SUBPORT_ARRAY_QUEUE,
e_RTE_SCHED_SUBPORT_ARRAY_TOTAL,
};
-#ifdef RTE_SCHED_COLLECT_STATS
-
-static inline uint32_t
-rte_sched_port_queues_per_subport(struct rte_sched_port *port)
-{
- return RTE_SCHED_QUEUES_PER_PIPE * port->n_pipes_per_subport;
-}
-
-#endif
-
static inline uint32_t
rte_sched_subport_pipe_queues(struct rte_sched_subport *subport)
{
static inline uint32_t
rte_sched_port_queues_per_port(struct rte_sched_port *port)
{
- return RTE_SCHED_QUEUES_PER_PIPE * port->n_pipes_per_subport * port->n_subports_per_port;
-}
-
-static inline struct rte_mbuf **
-rte_sched_port_qbase(struct rte_sched_port *port, uint32_t qindex)
-{
- uint32_t pindex = qindex >> 4;
- uint32_t qpos = qindex & 0xF;
-
- return (port->queue_array + pindex *
- port->qsize_sum + port->qsize_add[qpos]);
-}
+ uint32_t n_queues = 0, i;
-static inline uint16_t
-rte_sched_port_qsize(struct rte_sched_port *port, uint32_t qindex)
-{
- uint32_t tc = port->pipe_tc[qindex & (RTE_SCHED_QUEUES_PER_PIPE - 1)];
+ for (i = 0; i < port->n_subports_per_port; i++)
+ n_queues += rte_sched_subport_pipe_queues(port->subports[i]);
- return port->qsize[tc];
+ return n_queues;
}
static inline uint16_t
return 0;
}
-static uint32_t
-rte_sched_port_get_array_base(struct rte_sched_port_params *params, enum rte_sched_port_array array)
-{
- uint32_t n_subports_per_port = params->n_subports_per_port;
- uint32_t n_pipes_per_subport = params->n_pipes_per_subport;
- uint32_t n_pipes_per_port = n_pipes_per_subport * n_subports_per_port;
- uint32_t n_queues_per_port = RTE_SCHED_QUEUES_PER_PIPE * n_pipes_per_subport * n_subports_per_port;
-
- uint32_t size_subport = n_subports_per_port * sizeof(struct rte_sched_subport);
- uint32_t size_pipe = n_pipes_per_port * sizeof(struct rte_sched_pipe);
- uint32_t size_queue = n_queues_per_port * sizeof(struct rte_sched_queue);
- uint32_t size_queue_extra
- = n_queues_per_port * sizeof(struct rte_sched_queue_extra);
- uint32_t size_pipe_profiles
- = params->n_max_pipe_profiles * sizeof(struct rte_sched_pipe_profile);
- uint32_t size_bmp_array = rte_bitmap_get_memory_footprint(n_queues_per_port);
- uint32_t size_per_pipe_queue_array, size_queue_array;
-
- uint32_t base, i;
-
- size_per_pipe_queue_array = 0;
- for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++) {
- if (i < RTE_SCHED_TRAFFIC_CLASS_BE)
- size_per_pipe_queue_array +=
- params->qsize[i] * sizeof(struct rte_mbuf *);
- else
- size_per_pipe_queue_array += RTE_SCHED_MAX_QUEUES_PER_TC *
- params->qsize[i] * sizeof(struct rte_mbuf *);
- }
- size_queue_array = n_pipes_per_port * size_per_pipe_queue_array;
-
- base = 0;
-
- if (array == e_RTE_SCHED_PORT_ARRAY_SUBPORT)
- return base;
- base += RTE_CACHE_LINE_ROUNDUP(size_subport);
-
- if (array == e_RTE_SCHED_PORT_ARRAY_PIPE)
- return base;
- base += RTE_CACHE_LINE_ROUNDUP(size_pipe);
-
- if (array == e_RTE_SCHED_PORT_ARRAY_QUEUE)
- return base;
- base += RTE_CACHE_LINE_ROUNDUP(size_queue);
-
- if (array == e_RTE_SCHED_PORT_ARRAY_QUEUE_EXTRA)
- return base;
- base += RTE_CACHE_LINE_ROUNDUP(size_queue_extra);
-
- if (array == e_RTE_SCHED_PORT_ARRAY_PIPE_PROFILES)
- return base;
- base += RTE_CACHE_LINE_ROUNDUP(size_pipe_profiles);
-
- if (array == e_RTE_SCHED_PORT_ARRAY_BMP_ARRAY)
- return base;
- base += RTE_CACHE_LINE_ROUNDUP(size_bmp_array);
-
- if (array == e_RTE_SCHED_PORT_ARRAY_QUEUE_ARRAY)
- return base;
- base += RTE_CACHE_LINE_ROUNDUP(size_queue_array);
-
- return base;
-}
-
static uint32_t
rte_sched_subport_get_array_base(struct rte_sched_subport_params *params,
enum rte_sched_subport_array array)
struct rte_sched_pipe_profile *p = subport->pipe_profiles + i;
RTE_LOG(DEBUG, SCHED, "Low level config for pipe profile %u:\n"
- " Token bucket: period = %u, credits per period = %u, size = %u\n"
- " Traffic classes: period = %u,\n"
- " credits per period = [%u, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u]\n"
+ " Token bucket: period = %"PRIu64", credits per period = %"PRIu64", size = %"PRIu64"\n"
+ " Traffic classes: period = %"PRIu64",\n"
+ " credits per period = [%"PRIu64", %"PRIu64", %"PRIu64", %"PRIu64
+ ", %"PRIu64", %"PRIu64", %"PRIu64", %"PRIu64", %"PRIu64", %"PRIu64
+ ", %"PRIu64", %"PRIu64", %"PRIu64"]\n"
" Best-effort traffic class oversubscription: weight = %hhu\n"
" WRR cost: [%hhu, %hhu, %hhu, %hhu]\n",
i,
}
static inline uint64_t
-rte_sched_time_ms_to_bytes(uint32_t time_ms, uint32_t rate)
+rte_sched_time_ms_to_bytes(uint64_t time_ms, uint64_t rate)
{
uint64_t time = time_ms;
rte_sched_pipe_profile_convert(struct rte_sched_subport *subport,
struct rte_sched_pipe_params *src,
struct rte_sched_pipe_profile *dst,
- uint32_t rate)
+ uint64_t rate)
{
uint32_t wrr_cost[RTE_SCHED_BE_QUEUES_PER_PIPE];
uint32_t lcd1, lcd2, lcd;
/ (double) rate;
double d = RTE_SCHED_TB_RATE_CONFIG_ERR;
- rte_approx(tb_rate, d,
- &dst->tb_credits_per_period, &dst->tb_period);
+ rte_approx_64(tb_rate, d, &dst->tb_credits_per_period,
+ &dst->tb_period);
}
dst->tb_size = src->tb_size;
subport->pipe_tc_be_rate_max = 0;
for (i = 0; i < subport->n_pipe_profiles; i++) {
struct rte_sched_pipe_params *src = params->pipe_profiles + i;
- uint32_t pipe_tc_be_rate = src->tc_rate[RTE_SCHED_TRAFFIC_CLASS_BE];
+ uint64_t pipe_tc_be_rate = src->tc_rate[RTE_SCHED_TRAFFIC_CLASS_BE];
if (subport->pipe_tc_be_rate_max < pipe_tc_be_rate)
subport->pipe_tc_be_rate_max = pipe_tc_be_rate;
static int
rte_sched_subport_check_params(struct rte_sched_subport_params *params,
uint32_t n_max_pipes_per_subport,
- uint32_t rate)
+ uint64_t rate)
{
uint32_t i;
}
for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++) {
- uint32_t tc_rate = params->tc_rate[i];
+ uint64_t tc_rate = params->tc_rate[i];
uint16_t qsize = params->qsize[i];
if ((qsize == 0 && tc_rate != 0) ||
}
uint32_t
-rte_sched_port_get_memory_footprint(struct rte_sched_port_params *params)
+rte_sched_port_get_memory_footprint(struct rte_sched_port_params *port_params,
+ struct rte_sched_subport_params **subport_params)
{
- uint32_t size0, size1;
+ uint32_t size0 = 0, size1 = 0, i;
int status;
- status = rte_sched_port_check_params(params);
+ status = rte_sched_port_check_params(port_params);
if (status != 0) {
- RTE_LOG(NOTICE, SCHED,
- "Port scheduler params check failed (%d)\n", status);
+ RTE_LOG(ERR, SCHED,
+ "%s: Port scheduler port params check failed (%d)\n",
+ __func__, status);
return 0;
}
+ for (i = 0; i < port_params->n_subports_per_port; i++) {
+ struct rte_sched_subport_params *sp = subport_params[i];
+
+ status = rte_sched_subport_check_params(sp,
+ port_params->n_pipes_per_subport,
+ port_params->rate);
+ if (status != 0) {
+ RTE_LOG(ERR, SCHED,
+ "%s: Port scheduler subport params check failed (%d)\n",
+ __func__, status);
+
+ return 0;
+ }
+ }
+
size0 = sizeof(struct rte_sched_port);
- size1 = rte_sched_port_get_array_base(params,
- e_RTE_SCHED_PORT_ARRAY_TOTAL);
+
+ for (i = 0; i < port_params->n_subports_per_port; i++) {
+ struct rte_sched_subport_params *sp = subport_params[i];
+
+ size1 += rte_sched_subport_get_array_base(sp,
+ e_RTE_SCHED_SUBPORT_ARRAY_TOTAL);
+ }
return size0 + size1;
}
/* Grinders */
port->pkts_out = NULL;
port->n_pkts_out = 0;
+ port->subport_id = 0;
return port;
}
struct rte_sched_subport *s = port->subports[i];
RTE_LOG(DEBUG, SCHED, "Low level config for subport %u:\n"
- " Token bucket: period = %u, credits per period = %u, size = %u\n"
- " Traffic classes: period = %u\n"
- " credits per period = [%u, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u, %u]\n"
- " Best effort traffic class oversubscription: wm min = %u, wm max = %u\n",
+ " Token bucket: period = %"PRIu64", credits per period = %"PRIu64
+ ", size = %"PRIu64"\n"
+ " Traffic classes: period = %"PRIu64"\n"
+ " credits per period = [%"PRIu64", %"PRIu64", %"PRIu64", %"PRIu64
+ ", %"PRIu64", %"PRIu64", %"PRIu64", %"PRIu64", %"PRIu64", %"PRIu64
+ ", %"PRIu64", %"PRIu64", %"PRIu64"]\n"
+ " Best effort traffic class oversubscription: wm min = %"PRIu64
+ ", wm max = %"PRIu64"\n",
i,
/* Token bucket */
double tb_rate = ((double) params->tb_rate) / ((double) port->rate);
double d = RTE_SCHED_TB_RATE_CONFIG_ERR;
- rte_approx(tb_rate, d, &s->tb_credits_per_period, &s->tb_period);
+ rte_approx_64(tb_rate, d, &s->tb_credits_per_period, &s->tb_period);
}
s->tb_size = params->tb_size;
uint32_t queue)
{
return ((subport & (port->n_subports_per_port - 1)) <<
- (port->n_pipes_per_subport_log2 + 4)) |
- ((pipe & (port->n_pipes_per_subport - 1)) << 4) |
- ((rte_sched_port_pipe_queue(port, traffic_class) + queue) &
- (RTE_SCHED_QUEUES_PER_PIPE - 1));
+ (port->n_pipes_per_subport_log2 + 4)) |
+ ((pipe &
+ (port->subports[subport]->n_pipes_per_subport_enabled - 1)) << 4) |
+ ((rte_sched_port_pipe_queue(port, traffic_class) + queue) &
+ (RTE_SCHED_QUEUES_PER_PIPE - 1));
}
void
uint32_t queue_id = rte_mbuf_sched_queue_get(pkt);
*subport = queue_id >> (port->n_pipes_per_subport_log2 + 4);
- *pipe = (queue_id >> 4) & (port->n_pipes_per_subport - 1);
+ *pipe = (queue_id >> 4) &
+ (port->subports[*subport]->n_pipes_per_subport_enabled - 1);
*traffic_class = rte_sched_port_pipe_tc(port, queue_id);
*queue = rte_sched_port_tc_queue(port, queue_id);
}
return -EINVAL;
}
- s = port->subport + subport_id;
+ s = port->subports[subport_id];
/* Copy subport stats and clear */
memcpy(stats, &s->stats, sizeof(struct rte_sched_subport_stats));
struct rte_sched_queue_stats *stats,
uint16_t *qlen)
{
+ struct rte_sched_subport *s;
struct rte_sched_queue *q;
struct rte_sched_queue_extra *qe;
+ uint32_t subport_id, subport_qmask, subport_qindex;
/* Check user parameters */
if (port == NULL) {
"%s: Incorrect value for parameter qlen\n", __func__);
return -EINVAL;
}
- q = port->queue + queue_id;
- qe = port->queue_extra + queue_id;
+ subport_qmask = port->n_pipes_per_subport_log2 + 4;
+ subport_id = (queue_id >> subport_qmask) & (port->n_subports_per_port - 1);
+
+ s = port->subports[subport_id];
+ subport_qindex = ((1 << subport_qmask) - 1) & queue_id;
+ q = s->queue + subport_qindex;
+ qe = s->queue_extra + subport_qindex;
/* Copy queue stats and clear */
memcpy(stats, &qe->stats, sizeof(struct rte_sched_queue_stats));
#ifdef RTE_SCHED_DEBUG
static inline int
-rte_sched_port_queue_is_empty(struct rte_sched_port *port, uint32_t qindex)
+rte_sched_port_queue_is_empty(struct rte_sched_subport *subport,
+ uint32_t qindex)
{
- struct rte_sched_queue *queue = port->queue + qindex;
+ struct rte_sched_queue *queue = subport->queue + qindex;
return queue->qr == queue->qw;
}
#ifdef RTE_SCHED_COLLECT_STATS
static inline void
-rte_sched_port_update_subport_stats(struct rte_sched_port *port, uint32_t qindex, struct rte_mbuf *pkt)
+rte_sched_port_update_subport_stats(struct rte_sched_port *port,
+ struct rte_sched_subport *subport,
+ uint32_t qindex,
+ struct rte_mbuf *pkt)
{
- struct rte_sched_subport *s = port->subport + (qindex / rte_sched_port_queues_per_subport(port));
uint32_t tc_index = rte_sched_port_pipe_tc(port, qindex);
uint32_t pkt_len = pkt->pkt_len;
- s->stats.n_pkts_tc[tc_index] += 1;
- s->stats.n_bytes_tc[tc_index] += pkt_len;
+ subport->stats.n_pkts_tc[tc_index] += 1;
+ subport->stats.n_bytes_tc[tc_index] += pkt_len;
}
#ifdef RTE_SCHED_RED
static inline void
rte_sched_port_update_subport_stats_on_drop(struct rte_sched_port *port,
- uint32_t qindex,
- struct rte_mbuf *pkt, uint32_t red)
+ struct rte_sched_subport *subport,
+ uint32_t qindex,
+ struct rte_mbuf *pkt,
+ uint32_t red)
#else
static inline void
rte_sched_port_update_subport_stats_on_drop(struct rte_sched_port *port,
- uint32_t qindex,
- struct rte_mbuf *pkt, __rte_unused uint32_t red)
+ struct rte_sched_subport *subport,
+ uint32_t qindex,
+ struct rte_mbuf *pkt,
+ __rte_unused uint32_t red)
#endif
{
- struct rte_sched_subport *s = port->subport + (qindex / rte_sched_port_queues_per_subport(port));
uint32_t tc_index = rte_sched_port_pipe_tc(port, qindex);
uint32_t pkt_len = pkt->pkt_len;
- s->stats.n_pkts_tc_dropped[tc_index] += 1;
- s->stats.n_bytes_tc_dropped[tc_index] += pkt_len;
+ subport->stats.n_pkts_tc_dropped[tc_index] += 1;
+ subport->stats.n_bytes_tc_dropped[tc_index] += pkt_len;
#ifdef RTE_SCHED_RED
- s->stats.n_pkts_red_dropped[tc_index] += red;
+ subport->stats.n_pkts_red_dropped[tc_index] += red;
#endif
}
static inline void
-rte_sched_port_update_queue_stats(struct rte_sched_port *port, uint32_t qindex, struct rte_mbuf *pkt)
+rte_sched_port_update_queue_stats(struct rte_sched_subport *subport,
+ uint32_t qindex,
+ struct rte_mbuf *pkt)
{
- struct rte_sched_queue_extra *qe = port->queue_extra + qindex;
+ struct rte_sched_queue_extra *qe = subport->queue_extra + qindex;
uint32_t pkt_len = pkt->pkt_len;
qe->stats.n_pkts += 1;
#ifdef RTE_SCHED_RED
static inline void
-rte_sched_port_update_queue_stats_on_drop(struct rte_sched_port *port,
- uint32_t qindex,
- struct rte_mbuf *pkt, uint32_t red)
+rte_sched_port_update_queue_stats_on_drop(struct rte_sched_subport *subport,
+ uint32_t qindex,
+ struct rte_mbuf *pkt,
+ uint32_t red)
#else
static inline void
-rte_sched_port_update_queue_stats_on_drop(struct rte_sched_port *port,
- uint32_t qindex,
- struct rte_mbuf *pkt, __rte_unused uint32_t red)
+rte_sched_port_update_queue_stats_on_drop(struct rte_sched_subport *subport,
+ uint32_t qindex,
+ struct rte_mbuf *pkt,
+ __rte_unused uint32_t red)
#endif
{
- struct rte_sched_queue_extra *qe = port->queue_extra + qindex;
+ struct rte_sched_queue_extra *qe = subport->queue_extra + qindex;
uint32_t pkt_len = pkt->pkt_len;
qe->stats.n_pkts_dropped += 1;
#ifdef RTE_SCHED_RED
static inline int
-rte_sched_port_red_drop(struct rte_sched_port *port, struct rte_mbuf *pkt, uint32_t qindex, uint16_t qlen)
+rte_sched_port_red_drop(struct rte_sched_port *port,
+ struct rte_sched_subport *subport,
+ struct rte_mbuf *pkt,
+ uint32_t qindex,
+ uint16_t qlen)
{
struct rte_sched_queue_extra *qe;
struct rte_red_config *red_cfg;
tc_index = rte_sched_port_pipe_tc(port, qindex);
color = rte_sched_port_pkt_read_color(pkt);
- red_cfg = &port->red_config[tc_index][color];
+ red_cfg = &subport->red_config[tc_index][color];
if ((red_cfg->min_th | red_cfg->max_th) == 0)
return 0;
- qe = port->queue_extra + qindex;
+ qe = subport->queue_extra + qindex;
red = &qe->red;
return rte_red_enqueue(red_cfg, red, qlen, port->time);
}
static inline void
-rte_sched_port_set_queue_empty_timestamp(struct rte_sched_port *port, uint32_t qindex)
+rte_sched_port_set_queue_empty_timestamp(struct rte_sched_port *port,
+ struct rte_sched_subport *subport, uint32_t qindex)
{
- struct rte_sched_queue_extra *qe = port->queue_extra + qindex;
+ struct rte_sched_queue_extra *qe = subport->queue_extra + qindex;
struct rte_red *red = &qe->red;
rte_red_mark_queue_empty(red, port->time);
#else
-#define rte_sched_port_red_drop(port, pkt, qindex, qlen) 0
+static inline int rte_sched_port_red_drop(struct rte_sched_port *port __rte_unused,
+ struct rte_sched_subport *subport __rte_unused,
+ struct rte_mbuf *pkt __rte_unused,
+ uint32_t qindex __rte_unused,
+ uint16_t qlen __rte_unused)
+{
+ return 0;
+}
-#define rte_sched_port_set_queue_empty_timestamp(port, qindex)
+#define rte_sched_port_set_queue_empty_timestamp(port, subport, qindex)
#endif /* RTE_SCHED_RED */
#ifdef RTE_SCHED_DEBUG
static inline void
-debug_check_queue_slab(struct rte_sched_port *port, uint32_t bmp_pos,
+debug_check_queue_slab(struct rte_sched_subport *subport, uint32_t bmp_pos,
uint64_t bmp_slab)
{
uint64_t mask;
panic = 0;
for (i = 0, mask = 1; i < 64; i++, mask <<= 1) {
if (mask & bmp_slab) {
- if (rte_sched_port_queue_is_empty(port, bmp_pos + i)) {
+ if (rte_sched_port_queue_is_empty(subport, bmp_pos + i)) {
printf("Queue %u (slab offset %u) is empty\n", bmp_pos + i, i);
panic = 1;
}
#endif /* RTE_SCHED_DEBUG */
+static inline struct rte_sched_subport *
+rte_sched_port_subport(struct rte_sched_port *port,
+ struct rte_mbuf *pkt)
+{
+ uint32_t queue_id = rte_mbuf_sched_queue_get(pkt);
+ uint32_t subport_id = queue_id >> (port->n_pipes_per_subport_log2 + 4);
+
+ return port->subports[subport_id];
+}
+
static inline uint32_t
-rte_sched_port_enqueue_qptrs_prefetch0(struct rte_sched_port *port,
- struct rte_mbuf *pkt)
+rte_sched_port_enqueue_qptrs_prefetch0(struct rte_sched_subport *subport,
+ struct rte_mbuf *pkt, uint32_t subport_qmask)
{
struct rte_sched_queue *q;
#ifdef RTE_SCHED_COLLECT_STATS
struct rte_sched_queue_extra *qe;
#endif
uint32_t qindex = rte_mbuf_sched_queue_get(pkt);
+ uint32_t subport_queue_id = subport_qmask & qindex;
- q = port->queue + qindex;
+ q = subport->queue + subport_queue_id;
rte_prefetch0(q);
#ifdef RTE_SCHED_COLLECT_STATS
- qe = port->queue_extra + qindex;
+ qe = subport->queue_extra + subport_queue_id;
rte_prefetch0(qe);
#endif
- return qindex;
+ return subport_queue_id;
}
static inline void
rte_sched_port_enqueue_qwa_prefetch0(struct rte_sched_port *port,
- uint32_t qindex, struct rte_mbuf **qbase)
+ struct rte_sched_subport *subport,
+ uint32_t qindex,
+ struct rte_mbuf **qbase)
{
struct rte_sched_queue *q;
struct rte_mbuf **q_qw;
uint16_t qsize;
- q = port->queue + qindex;
- qsize = rte_sched_port_qsize(port, qindex);
+ q = subport->queue + qindex;
+ qsize = rte_sched_subport_pipe_qsize(port, subport, qindex);
q_qw = qbase + (q->qw & (qsize - 1));
rte_prefetch0(q_qw);
- rte_bitmap_prefetch0(port->bmp, qindex);
+ rte_bitmap_prefetch0(subport->bmp, qindex);
}
static inline int
-rte_sched_port_enqueue_qwa(struct rte_sched_port *port, uint32_t qindex,
- struct rte_mbuf **qbase, struct rte_mbuf *pkt)
+rte_sched_port_enqueue_qwa(struct rte_sched_port *port,
+ struct rte_sched_subport *subport,
+ uint32_t qindex,
+ struct rte_mbuf **qbase,
+ struct rte_mbuf *pkt)
{
struct rte_sched_queue *q;
uint16_t qsize;
uint16_t qlen;
- q = port->queue + qindex;
- qsize = rte_sched_port_qsize(port, qindex);
+ q = subport->queue + qindex;
+ qsize = rte_sched_subport_pipe_qsize(port, subport, qindex);
qlen = q->qw - q->qr;
/* Drop the packet (and update drop stats) when queue is full */
- if (unlikely(rte_sched_port_red_drop(port, pkt, qindex, qlen) ||
+ if (unlikely(rte_sched_port_red_drop(port, subport, pkt, qindex, qlen) ||
(qlen >= qsize))) {
rte_pktmbuf_free(pkt);
#ifdef RTE_SCHED_COLLECT_STATS
- rte_sched_port_update_subport_stats_on_drop(port, qindex, pkt,
- qlen < qsize);
- rte_sched_port_update_queue_stats_on_drop(port, qindex, pkt,
- qlen < qsize);
+ rte_sched_port_update_subport_stats_on_drop(port, subport,
+ qindex, pkt, qlen < qsize);
+ rte_sched_port_update_queue_stats_on_drop(subport, qindex, pkt,
+ qlen < qsize);
#endif
return 0;
}
qbase[q->qw & (qsize - 1)] = pkt;
q->qw++;
- /* Activate queue in the port bitmap */
- rte_bitmap_set(port->bmp, qindex);
+ /* Activate queue in the subport bitmap */
+ rte_bitmap_set(subport->bmp, qindex);
/* Statistics */
#ifdef RTE_SCHED_COLLECT_STATS
- rte_sched_port_update_subport_stats(port, qindex, pkt);
- rte_sched_port_update_queue_stats(port, qindex, pkt);
+ rte_sched_port_update_subport_stats(port, subport, qindex, pkt);
+ rte_sched_port_update_queue_stats(subport, qindex, pkt);
#endif
return 1;
*pkt30, *pkt31, *pkt_last;
struct rte_mbuf **q00_base, **q01_base, **q10_base, **q11_base,
**q20_base, **q21_base, **q30_base, **q31_base, **q_last_base;
+ struct rte_sched_subport *subport00, *subport01, *subport10, *subport11,
+ *subport20, *subport21, *subport30, *subport31, *subport_last;
uint32_t q00, q01, q10, q11, q20, q21, q30, q31, q_last;
uint32_t r00, r01, r10, r11, r20, r21, r30, r31, r_last;
+ uint32_t subport_qmask;
uint32_t result, i;
result = 0;
+ subport_qmask = (1 << (port->n_pipes_per_subport_log2 + 4)) - 1;
/*
* Less then 6 input packets available, which is not enough to
* feed the pipeline
*/
if (unlikely(n_pkts < 6)) {
+ struct rte_sched_subport *subports[5];
struct rte_mbuf **q_base[5];
uint32_t q[5];
for (i = 0; i < n_pkts; i++)
rte_prefetch0(pkts[i]);
+ /* Prefetch the subport structure for each packet */
+ for (i = 0; i < n_pkts; i++)
+ subports[i] = rte_sched_port_subport(port, pkts[i]);
+
/* Prefetch the queue structure for each queue */
for (i = 0; i < n_pkts; i++)
- q[i] = rte_sched_port_enqueue_qptrs_prefetch0(port,
- pkts[i]);
+ q[i] = rte_sched_port_enqueue_qptrs_prefetch0(subports[i],
+ pkts[i], subport_qmask);
/* Prefetch the write pointer location of each queue */
for (i = 0; i < n_pkts; i++) {
- q_base[i] = rte_sched_port_qbase(port, q[i]);
- rte_sched_port_enqueue_qwa_prefetch0(port, q[i],
- q_base[i]);
+ q_base[i] = rte_sched_subport_pipe_qbase(subports[i], q[i]);
+ rte_sched_port_enqueue_qwa_prefetch0(port, subports[i],
+ q[i], q_base[i]);
}
/* Write each packet to its queue */
for (i = 0; i < n_pkts; i++)
- result += rte_sched_port_enqueue_qwa(port, q[i],
- q_base[i], pkts[i]);
+ result += rte_sched_port_enqueue_qwa(port, subports[i],
+ q[i], q_base[i], pkts[i]);
return result;
}
rte_prefetch0(pkt10);
rte_prefetch0(pkt11);
- q20 = rte_sched_port_enqueue_qptrs_prefetch0(port, pkt20);
- q21 = rte_sched_port_enqueue_qptrs_prefetch0(port, pkt21);
+ subport20 = rte_sched_port_subport(port, pkt20);
+ subport21 = rte_sched_port_subport(port, pkt21);
+ q20 = rte_sched_port_enqueue_qptrs_prefetch0(subport20,
+ pkt20, subport_qmask);
+ q21 = rte_sched_port_enqueue_qptrs_prefetch0(subport21,
+ pkt21, subport_qmask);
pkt00 = pkts[4];
pkt01 = pkts[5];
rte_prefetch0(pkt00);
rte_prefetch0(pkt01);
- q10 = rte_sched_port_enqueue_qptrs_prefetch0(port, pkt10);
- q11 = rte_sched_port_enqueue_qptrs_prefetch0(port, pkt11);
+ subport10 = rte_sched_port_subport(port, pkt10);
+ subport11 = rte_sched_port_subport(port, pkt11);
+ q10 = rte_sched_port_enqueue_qptrs_prefetch0(subport10,
+ pkt10, subport_qmask);
+ q11 = rte_sched_port_enqueue_qptrs_prefetch0(subport11,
+ pkt11, subport_qmask);
- q20_base = rte_sched_port_qbase(port, q20);
- q21_base = rte_sched_port_qbase(port, q21);
- rte_sched_port_enqueue_qwa_prefetch0(port, q20, q20_base);
- rte_sched_port_enqueue_qwa_prefetch0(port, q21, q21_base);
+ q20_base = rte_sched_subport_pipe_qbase(subport20, q20);
+ q21_base = rte_sched_subport_pipe_qbase(subport21, q21);
+ rte_sched_port_enqueue_qwa_prefetch0(port, subport20, q20, q20_base);
+ rte_sched_port_enqueue_qwa_prefetch0(port, subport21, q21, q21_base);
/* Run the pipeline */
for (i = 6; i < (n_pkts & (~1)); i += 2) {
q31 = q21;
q20 = q10;
q21 = q11;
+ subport30 = subport20;
+ subport31 = subport21;
+ subport20 = subport10;
+ subport21 = subport11;
q30_base = q20_base;
q31_base = q21_base;
rte_prefetch0(pkt00);
rte_prefetch0(pkt01);
- /* Stage 1: Prefetch queue structure storing queue pointers */
- q10 = rte_sched_port_enqueue_qptrs_prefetch0(port, pkt10);
- q11 = rte_sched_port_enqueue_qptrs_prefetch0(port, pkt11);
+ /* Stage 1: Prefetch subport and queue structure storing queue pointers */
+ subport10 = rte_sched_port_subport(port, pkt10);
+ subport11 = rte_sched_port_subport(port, pkt11);
+ q10 = rte_sched_port_enqueue_qptrs_prefetch0(subport10,
+ pkt10, subport_qmask);
+ q11 = rte_sched_port_enqueue_qptrs_prefetch0(subport11,
+ pkt11, subport_qmask);
/* Stage 2: Prefetch queue write location */
- q20_base = rte_sched_port_qbase(port, q20);
- q21_base = rte_sched_port_qbase(port, q21);
- rte_sched_port_enqueue_qwa_prefetch0(port, q20, q20_base);
- rte_sched_port_enqueue_qwa_prefetch0(port, q21, q21_base);
+ q20_base = rte_sched_subport_pipe_qbase(subport20, q20);
+ q21_base = rte_sched_subport_pipe_qbase(subport21, q21);
+ rte_sched_port_enqueue_qwa_prefetch0(port, subport20, q20, q20_base);
+ rte_sched_port_enqueue_qwa_prefetch0(port, subport21, q21, q21_base);
/* Stage 3: Write packet to queue and activate queue */
- r30 = rte_sched_port_enqueue_qwa(port, q30, q30_base, pkt30);
- r31 = rte_sched_port_enqueue_qwa(port, q31, q31_base, pkt31);
+ r30 = rte_sched_port_enqueue_qwa(port, subport30,
+ q30, q30_base, pkt30);
+ r31 = rte_sched_port_enqueue_qwa(port, subport31,
+ q31, q31_base, pkt31);
result += r30 + r31;
}
pkt_last = pkts[n_pkts - 1];
rte_prefetch0(pkt_last);
- q00 = rte_sched_port_enqueue_qptrs_prefetch0(port, pkt00);
- q01 = rte_sched_port_enqueue_qptrs_prefetch0(port, pkt01);
-
- q10_base = rte_sched_port_qbase(port, q10);
- q11_base = rte_sched_port_qbase(port, q11);
- rte_sched_port_enqueue_qwa_prefetch0(port, q10, q10_base);
- rte_sched_port_enqueue_qwa_prefetch0(port, q11, q11_base);
-
- r20 = rte_sched_port_enqueue_qwa(port, q20, q20_base, pkt20);
- r21 = rte_sched_port_enqueue_qwa(port, q21, q21_base, pkt21);
+ subport00 = rte_sched_port_subport(port, pkt00);
+ subport01 = rte_sched_port_subport(port, pkt01);
+ q00 = rte_sched_port_enqueue_qptrs_prefetch0(subport00,
+ pkt00, subport_qmask);
+ q01 = rte_sched_port_enqueue_qptrs_prefetch0(subport01,
+ pkt01, subport_qmask);
+
+ q10_base = rte_sched_subport_pipe_qbase(subport10, q10);
+ q11_base = rte_sched_subport_pipe_qbase(subport11, q11);
+ rte_sched_port_enqueue_qwa_prefetch0(port, subport10, q10, q10_base);
+ rte_sched_port_enqueue_qwa_prefetch0(port, subport11, q11, q11_base);
+
+ r20 = rte_sched_port_enqueue_qwa(port, subport20,
+ q20, q20_base, pkt20);
+ r21 = rte_sched_port_enqueue_qwa(port, subport21,
+ q21, q21_base, pkt21);
result += r20 + r21;
- q_last = rte_sched_port_enqueue_qptrs_prefetch0(port, pkt_last);
+ subport_last = rte_sched_port_subport(port, pkt_last);
+ q_last = rte_sched_port_enqueue_qptrs_prefetch0(subport_last,
+ pkt_last, subport_qmask);
- q00_base = rte_sched_port_qbase(port, q00);
- q01_base = rte_sched_port_qbase(port, q01);
- rte_sched_port_enqueue_qwa_prefetch0(port, q00, q00_base);
- rte_sched_port_enqueue_qwa_prefetch0(port, q01, q01_base);
+ q00_base = rte_sched_subport_pipe_qbase(subport00, q00);
+ q01_base = rte_sched_subport_pipe_qbase(subport01, q01);
+ rte_sched_port_enqueue_qwa_prefetch0(port, subport00, q00, q00_base);
+ rte_sched_port_enqueue_qwa_prefetch0(port, subport01, q01, q01_base);
- r10 = rte_sched_port_enqueue_qwa(port, q10, q10_base, pkt10);
- r11 = rte_sched_port_enqueue_qwa(port, q11, q11_base, pkt11);
+ r10 = rte_sched_port_enqueue_qwa(port, subport10, q10,
+ q10_base, pkt10);
+ r11 = rte_sched_port_enqueue_qwa(port, subport11, q11,
+ q11_base, pkt11);
result += r10 + r11;
- q_last_base = rte_sched_port_qbase(port, q_last);
- rte_sched_port_enqueue_qwa_prefetch0(port, q_last, q_last_base);
+ q_last_base = rte_sched_subport_pipe_qbase(subport_last, q_last);
+ rte_sched_port_enqueue_qwa_prefetch0(port, subport_last,
+ q_last, q_last_base);
- r00 = rte_sched_port_enqueue_qwa(port, q00, q00_base, pkt00);
- r01 = rte_sched_port_enqueue_qwa(port, q01, q01_base, pkt01);
+ r00 = rte_sched_port_enqueue_qwa(port, subport00, q00,
+ q00_base, pkt00);
+ r01 = rte_sched_port_enqueue_qwa(port, subport01, q01,
+ q01_base, pkt01);
result += r00 + r01;
if (n_pkts & 1) {
- r_last = rte_sched_port_enqueue_qwa(port, q_last, q_last_base, pkt_last);
+ r_last = rte_sched_port_enqueue_qwa(port, subport_last,
+ q_last, q_last_base, pkt_last);
result += r_last;
}
#ifndef RTE_SCHED_SUBPORT_TC_OV
static inline void
-grinder_credits_update(struct rte_sched_port *port, uint32_t pos)
+grinder_credits_update(struct rte_sched_port *port,
+ struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
- struct rte_sched_subport *subport = grinder->subport;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
struct rte_sched_pipe *pipe = grinder->pipe;
struct rte_sched_pipe_profile *params = grinder->pipe_params;
uint64_t n_periods;
/* Subport TB */
n_periods = (port->time - subport->tb_time) / subport->tb_period;
subport->tb_credits += n_periods * subport->tb_credits_per_period;
- subport->tb_credits = rte_sched_min_val_2_u32(subport->tb_credits, subport->tb_size);
+ subport->tb_credits = RTE_MIN(subport->tb_credits, subport->tb_size);
subport->tb_time += n_periods * subport->tb_period;
/* Pipe TB */
n_periods = (port->time - pipe->tb_time) / params->tb_period;
pipe->tb_credits += n_periods * params->tb_credits_per_period;
- pipe->tb_credits = rte_sched_min_val_2_u32(pipe->tb_credits, params->tb_size);
+ pipe->tb_credits = RTE_MIN(pipe->tb_credits, params->tb_size);
pipe->tb_time += n_periods * params->tb_period;
/* Subport TCs */
#else
-static inline uint32_t
-grinder_tc_ov_credits_update(struct rte_sched_port *port, uint32_t pos)
+static inline uint64_t
+grinder_tc_ov_credits_update(struct rte_sched_port *port,
+ struct rte_sched_subport *subport)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
- struct rte_sched_subport *subport = grinder->subport;
- uint32_t tc_ov_consumption[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
- uint32_t tc_consumption = 0, tc_ov_consumption_max;
- uint32_t tc_ov_wm = subport->tc_ov_wm;
+ uint64_t tc_ov_consumption[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
+ uint64_t tc_consumption = 0, tc_ov_consumption_max;
+ uint64_t tc_ov_wm = subport->tc_ov_wm;
uint32_t i;
if (subport->tc_ov == 0)
}
static inline void
-grinder_credits_update(struct rte_sched_port *port, uint32_t pos)
+grinder_credits_update(struct rte_sched_port *port,
+ struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
- struct rte_sched_subport *subport = grinder->subport;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
struct rte_sched_pipe *pipe = grinder->pipe;
struct rte_sched_pipe_profile *params = grinder->pipe_params;
uint64_t n_periods;
/* Subport TB */
n_periods = (port->time - subport->tb_time) / subport->tb_period;
subport->tb_credits += n_periods * subport->tb_credits_per_period;
- subport->tb_credits = rte_sched_min_val_2_u32(subport->tb_credits, subport->tb_size);
+ subport->tb_credits = RTE_MIN(subport->tb_credits, subport->tb_size);
subport->tb_time += n_periods * subport->tb_period;
/* Pipe TB */
n_periods = (port->time - pipe->tb_time) / params->tb_period;
pipe->tb_credits += n_periods * params->tb_credits_per_period;
- pipe->tb_credits = rte_sched_min_val_2_u32(pipe->tb_credits, params->tb_size);
+ pipe->tb_credits = RTE_MIN(pipe->tb_credits, params->tb_size);
pipe->tb_time += n_periods * params->tb_period;
/* Subport TCs */
if (unlikely(port->time >= subport->tc_time)) {
- subport->tc_ov_wm = grinder_tc_ov_credits_update(port, pos);
+ subport->tc_ov_wm = grinder_tc_ov_credits_update(port, subport);
for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++)
subport->tc_credits[i] = subport->tc_credits_per_period[i];
#ifndef RTE_SCHED_SUBPORT_TC_OV
static inline int
-grinder_credits_check(struct rte_sched_port *port, uint32_t pos)
+grinder_credits_check(struct rte_sched_port *port,
+ struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
- struct rte_sched_subport *subport = grinder->subport;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
struct rte_sched_pipe *pipe = grinder->pipe;
struct rte_mbuf *pkt = grinder->pkt;
uint32_t tc_index = grinder->tc_index;
- uint32_t pkt_len = pkt->pkt_len + port->frame_overhead;
- uint32_t subport_tb_credits = subport->tb_credits;
- uint32_t subport_tc_credits = subport->tc_credits[tc_index];
- uint32_t pipe_tb_credits = pipe->tb_credits;
- uint32_t pipe_tc_credits = pipe->tc_credits[tc_index];
+ uint64_t pkt_len = pkt->pkt_len + port->frame_overhead;
+ uint64_t subport_tb_credits = subport->tb_credits;
+ uint64_t subport_tc_credits = subport->tc_credits[tc_index];
+ uint64_t pipe_tb_credits = pipe->tb_credits;
+ uint64_t pipe_tc_credits = pipe->tc_credits[tc_index];
int enough_credits;
/* Check queue credits */
#else
static inline int
-grinder_credits_check(struct rte_sched_port *port, uint32_t pos)
+grinder_credits_check(struct rte_sched_port *port,
+ struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
- struct rte_sched_subport *subport = grinder->subport;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
struct rte_sched_pipe *pipe = grinder->pipe;
struct rte_mbuf *pkt = grinder->pkt;
uint32_t tc_index = grinder->tc_index;
- uint32_t pkt_len = pkt->pkt_len + port->frame_overhead;
- uint32_t subport_tb_credits = subport->tb_credits;
- uint32_t subport_tc_credits = subport->tc_credits[tc_index];
- uint32_t pipe_tb_credits = pipe->tb_credits;
- uint32_t pipe_tc_credits = pipe->tc_credits[tc_index];
- uint32_t pipe_tc_ov_mask1[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
- uint32_t pipe_tc_ov_mask2[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE] = {0};
- uint32_t pipe_tc_ov_credits, i;
+ uint64_t pkt_len = pkt->pkt_len + port->frame_overhead;
+ uint64_t subport_tb_credits = subport->tb_credits;
+ uint64_t subport_tc_credits = subport->tc_credits[tc_index];
+ uint64_t pipe_tb_credits = pipe->tb_credits;
+ uint64_t pipe_tc_credits = pipe->tc_credits[tc_index];
+ uint64_t pipe_tc_ov_mask1[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
+ uint64_t pipe_tc_ov_mask2[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE] = {0};
+ uint64_t pipe_tc_ov_credits;
+ uint32_t i;
int enough_credits;
for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++)
- pipe_tc_ov_mask1[i] = UINT32_MAX;
+ pipe_tc_ov_mask1[i] = ~0LLU;
pipe_tc_ov_mask1[RTE_SCHED_TRAFFIC_CLASS_BE] = pipe->tc_ov_credits;
- pipe_tc_ov_mask2[RTE_SCHED_TRAFFIC_CLASS_BE] = UINT32_MAX;
+ pipe_tc_ov_mask2[RTE_SCHED_TRAFFIC_CLASS_BE] = ~0LLU;
pipe_tc_ov_credits = pipe_tc_ov_mask1[tc_index];
/* Check pipe and subport credits */
static inline int
-grinder_schedule(struct rte_sched_port *port, uint32_t pos)
+grinder_schedule(struct rte_sched_port *port,
+ struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
struct rte_sched_queue *queue = grinder->queue[grinder->qpos];
struct rte_mbuf *pkt = grinder->pkt;
uint32_t pkt_len = pkt->pkt_len + port->frame_overhead;
uint32_t be_tc_active;
- if (!grinder_credits_check(port, pos))
+ if (!grinder_credits_check(port, subport, pos))
return 0;
/* Advance port time */
if (queue->qr == queue->qw) {
uint32_t qindex = grinder->qindex[grinder->qpos];
- rte_bitmap_clear(port->bmp, qindex);
+ rte_bitmap_clear(subport->bmp, qindex);
grinder->qmask &= ~(1 << grinder->qpos);
if (be_tc_active)
grinder->wrr_mask[grinder->qpos] = 0;
- rte_sched_port_set_queue_empty_timestamp(port, qindex);
+ rte_sched_port_set_queue_empty_timestamp(port, subport, qindex);
}
/* Reset pipe loop detection */
- port->pipe_loop = RTE_SCHED_PIPE_INVALID;
+ subport->pipe_loop = RTE_SCHED_PIPE_INVALID;
grinder->productive = 1;
return 1;
#ifdef SCHED_VECTOR_SSE4
static inline int
-grinder_pipe_exists(struct rte_sched_port *port, uint32_t base_pipe)
+grinder_pipe_exists(struct rte_sched_subport *subport, uint32_t base_pipe)
{
__m128i index = _mm_set1_epi32(base_pipe);
- __m128i pipes = _mm_load_si128((__m128i *)port->grinder_base_bmp_pos);
+ __m128i pipes = _mm_load_si128((__m128i *)subport->grinder_base_bmp_pos);
__m128i res = _mm_cmpeq_epi32(pipes, index);
- pipes = _mm_load_si128((__m128i *)(port->grinder_base_bmp_pos + 4));
+ pipes = _mm_load_si128((__m128i *)(subport->grinder_base_bmp_pos + 4));
pipes = _mm_cmpeq_epi32(pipes, index);
res = _mm_or_si128(res, pipes);
#elif defined(SCHED_VECTOR_NEON)
static inline int
-grinder_pipe_exists(struct rte_sched_port *port, uint32_t base_pipe)
+grinder_pipe_exists(struct rte_sched_subport *subport, uint32_t base_pipe)
{
uint32x4_t index, pipes;
- uint32_t *pos = (uint32_t *)port->grinder_base_bmp_pos;
+ uint32_t *pos = (uint32_t *)subport->grinder_base_bmp_pos;
index = vmovq_n_u32(base_pipe);
pipes = vld1q_u32(pos);
#else
static inline int
-grinder_pipe_exists(struct rte_sched_port *port, uint32_t base_pipe)
+grinder_pipe_exists(struct rte_sched_subport *subport, uint32_t base_pipe)
{
uint32_t i;
for (i = 0; i < RTE_SCHED_PORT_N_GRINDERS; i++) {
- if (port->grinder_base_bmp_pos[i] == base_pipe)
+ if (subport->grinder_base_bmp_pos[i] == base_pipe)
return 1;
}
#endif /* RTE_SCHED_OPTIMIZATIONS */
static inline void
-grinder_pcache_populate(struct rte_sched_port *port, uint32_t pos, uint32_t bmp_pos, uint64_t bmp_slab)
+grinder_pcache_populate(struct rte_sched_subport *subport,
+ uint32_t pos, uint32_t bmp_pos, uint64_t bmp_slab)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
uint16_t w[4];
grinder->pcache_w = 0;
}
static inline void
-grinder_tccache_populate(struct rte_sched_port *port, uint32_t pos, uint32_t qindex, uint16_t qmask)
+grinder_tccache_populate(struct rte_sched_subport *subport,
+ uint32_t pos, uint32_t qindex, uint16_t qmask)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
uint8_t b, i;
grinder->tccache_w = 0;
}
static inline int
-grinder_next_tc(struct rte_sched_port *port, uint32_t pos)
+grinder_next_tc(struct rte_sched_port *port,
+ struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
struct rte_mbuf **qbase;
uint32_t qindex;
uint16_t qsize;
return 0;
qindex = grinder->tccache_qindex[grinder->tccache_r];
- qbase = rte_sched_port_qbase(port, qindex);
- qsize = rte_sched_port_qsize(port, qindex);
+ qbase = rte_sched_subport_pipe_qbase(subport, qindex);
+ qsize = rte_sched_subport_pipe_qsize(port, subport, qindex);
grinder->tc_index = rte_sched_port_pipe_tc(port, qindex);
grinder->qmask = grinder->tccache_qmask[grinder->tccache_r];
grinder->qsize = qsize;
if (grinder->tc_index < RTE_SCHED_TRAFFIC_CLASS_BE) {
- grinder->queue[0] = port->queue + qindex;
+ grinder->queue[0] = subport->queue + qindex;
grinder->qbase[0] = qbase;
grinder->qindex[0] = qindex;
grinder->tccache_r++;
return 1;
}
- grinder->queue[0] = port->queue + qindex;
- grinder->queue[1] = port->queue + qindex + 1;
- grinder->queue[2] = port->queue + qindex + 2;
- grinder->queue[3] = port->queue + qindex + 3;
+ grinder->queue[0] = subport->queue + qindex;
+ grinder->queue[1] = subport->queue + qindex + 1;
+ grinder->queue[2] = subport->queue + qindex + 2;
+ grinder->queue[3] = subport->queue + qindex + 3;
grinder->qbase[0] = qbase;
grinder->qbase[1] = qbase + qsize;
}
static inline int
-grinder_next_pipe(struct rte_sched_port *port, uint32_t pos)
+grinder_next_pipe(struct rte_sched_port *port,
+ struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
uint32_t pipe_qindex;
uint16_t pipe_qmask;
uint32_t bmp_pos = 0;
/* Get another non-empty pipe group */
- if (unlikely(rte_bitmap_scan(port->bmp, &bmp_pos, &bmp_slab) <= 0))
+ if (unlikely(rte_bitmap_scan(subport->bmp, &bmp_pos, &bmp_slab) <= 0))
return 0;
#ifdef RTE_SCHED_DEBUG
- debug_check_queue_slab(port, bmp_pos, bmp_slab);
+ debug_check_queue_slab(subport, bmp_pos, bmp_slab);
#endif
/* Return if pipe group already in one of the other grinders */
- port->grinder_base_bmp_pos[pos] = RTE_SCHED_BMP_POS_INVALID;
- if (unlikely(grinder_pipe_exists(port, bmp_pos)))
+ subport->grinder_base_bmp_pos[pos] = RTE_SCHED_BMP_POS_INVALID;
+ if (unlikely(grinder_pipe_exists(subport, bmp_pos)))
return 0;
- port->grinder_base_bmp_pos[pos] = bmp_pos;
+ subport->grinder_base_bmp_pos[pos] = bmp_pos;
/* Install new pipe group into grinder's pipe cache */
- grinder_pcache_populate(port, pos, bmp_pos, bmp_slab);
+ grinder_pcache_populate(subport, pos, bmp_pos, bmp_slab);
pipe_qmask = grinder->pcache_qmask[0];
pipe_qindex = grinder->pcache_qindex[0];
/* Install new pipe in the grinder */
grinder->pindex = pipe_qindex >> 4;
- grinder->subport = port->subport + (grinder->pindex / port->n_pipes_per_subport);
- grinder->pipe = port->pipe + grinder->pindex;
+ grinder->subport = subport;
+ grinder->pipe = subport->pipe + grinder->pindex;
grinder->pipe_params = NULL; /* to be set after the pipe structure is prefetched */
grinder->productive = 0;
- grinder_tccache_populate(port, pos, pipe_qindex, pipe_qmask);
- grinder_next_tc(port, pos);
+ grinder_tccache_populate(subport, pos, pipe_qindex, pipe_qmask);
+ grinder_next_tc(port, subport, pos);
/* Check for pipe exhaustion */
- if (grinder->pindex == port->pipe_loop) {
- port->pipe_exhaustion = 1;
- port->pipe_loop = RTE_SCHED_PIPE_INVALID;
+ if (grinder->pindex == subport->pipe_loop) {
+ subport->pipe_exhaustion = 1;
+ subport->pipe_loop = RTE_SCHED_PIPE_INVALID;
}
return 1;
static inline void
-grinder_wrr_load(struct rte_sched_port *port, uint32_t pos)
+grinder_wrr_load(struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
struct rte_sched_pipe *pipe = grinder->pipe;
struct rte_sched_pipe_profile *pipe_params = grinder->pipe_params;
uint32_t qmask = grinder->qmask;
}
static inline void
-grinder_wrr_store(struct rte_sched_port *port, uint32_t pos)
+grinder_wrr_store(struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
struct rte_sched_pipe *pipe = grinder->pipe;
pipe->wrr_tokens[0] =
}
static inline void
-grinder_wrr(struct rte_sched_port *port, uint32_t pos)
+grinder_wrr(struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
uint16_t wrr_tokens_min;
grinder->wrr_tokens[0] |= ~grinder->wrr_mask[0];
}
-#define grinder_evict(port, pos)
+#define grinder_evict(subport, pos)
static inline void
-grinder_prefetch_pipe(struct rte_sched_port *port, uint32_t pos)
+grinder_prefetch_pipe(struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
rte_prefetch0(grinder->pipe);
rte_prefetch0(grinder->queue[0]);
}
static inline void
-grinder_prefetch_tc_queue_arrays(struct rte_sched_port *port, uint32_t pos)
+grinder_prefetch_tc_queue_arrays(struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
uint16_t qsize, qr[RTE_SCHED_MAX_QUEUES_PER_TC];
qsize = grinder->qsize;
rte_prefetch0(grinder->qbase[0] + qr[0]);
rte_prefetch0(grinder->qbase[1] + qr[1]);
- grinder_wrr_load(port, pos);
- grinder_wrr(port, pos);
+ grinder_wrr_load(subport, pos);
+ grinder_wrr(subport, pos);
rte_prefetch0(grinder->qbase[2] + qr[2]);
rte_prefetch0(grinder->qbase[3] + qr[3]);
}
static inline void
-grinder_prefetch_mbuf(struct rte_sched_port *port, uint32_t pos)
+grinder_prefetch_mbuf(struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
uint32_t qpos = grinder->qpos;
struct rte_mbuf **qbase = grinder->qbase[qpos];
uint16_t qsize = grinder->qsize;
}
static inline uint32_t
-grinder_handle(struct rte_sched_port *port, uint32_t pos)
+grinder_handle(struct rte_sched_port *port,
+ struct rte_sched_subport *subport, uint32_t pos)
{
- struct rte_sched_grinder *grinder = port->grinder + pos;
+ struct rte_sched_grinder *grinder = subport->grinder + pos;
switch (grinder->state) {
case e_GRINDER_PREFETCH_PIPE:
{
- if (grinder_next_pipe(port, pos)) {
- grinder_prefetch_pipe(port, pos);
- port->busy_grinders++;
+ if (grinder_next_pipe(port, subport, pos)) {
+ grinder_prefetch_pipe(subport, pos);
+ subport->busy_grinders++;
grinder->state = e_GRINDER_PREFETCH_TC_QUEUE_ARRAYS;
return 0;
{
struct rte_sched_pipe *pipe = grinder->pipe;
- grinder->pipe_params = port->pipe_profiles + pipe->profile;
- grinder_prefetch_tc_queue_arrays(port, pos);
- grinder_credits_update(port, pos);
+ grinder->pipe_params = subport->pipe_profiles + pipe->profile;
+ grinder_prefetch_tc_queue_arrays(subport, pos);
+ grinder_credits_update(port, subport, pos);
grinder->state = e_GRINDER_PREFETCH_MBUF;
return 0;
case e_GRINDER_PREFETCH_MBUF:
{
- grinder_prefetch_mbuf(port, pos);
+ grinder_prefetch_mbuf(subport, pos);
grinder->state = e_GRINDER_READ_MBUF;
return 0;
{
uint32_t wrr_active, result = 0;
- result = grinder_schedule(port, pos);
+ result = grinder_schedule(port, subport, pos);
wrr_active = (grinder->tc_index == RTE_SCHED_TRAFFIC_CLASS_BE);
/* Look for next packet within the same TC */
if (result && grinder->qmask) {
if (wrr_active)
- grinder_wrr(port, pos);
+ grinder_wrr(subport, pos);
- grinder_prefetch_mbuf(port, pos);
+ grinder_prefetch_mbuf(subport, pos);
return 1;
}
if (wrr_active)
- grinder_wrr_store(port, pos);
+ grinder_wrr_store(subport, pos);
/* Look for another active TC within same pipe */
- if (grinder_next_tc(port, pos)) {
- grinder_prefetch_tc_queue_arrays(port, pos);
+ if (grinder_next_tc(port, subport, pos)) {
+ grinder_prefetch_tc_queue_arrays(subport, pos);
grinder->state = e_GRINDER_PREFETCH_MBUF;
return result;
}
if (grinder->productive == 0 &&
- port->pipe_loop == RTE_SCHED_PIPE_INVALID)
- port->pipe_loop = grinder->pindex;
+ subport->pipe_loop == RTE_SCHED_PIPE_INVALID)
+ subport->pipe_loop = grinder->pindex;
- grinder_evict(port, pos);
+ grinder_evict(subport, pos);
/* Look for another active pipe */
- if (grinder_next_pipe(port, pos)) {
- grinder_prefetch_pipe(port, pos);
+ if (grinder_next_pipe(port, subport, pos)) {
+ grinder_prefetch_pipe(subport, pos);
grinder->state = e_GRINDER_PREFETCH_TC_QUEUE_ARRAYS;
return result;
}
/* No active pipe found */
- port->busy_grinders--;
+ subport->busy_grinders--;
grinder->state = e_GRINDER_PREFETCH_PIPE;
return result;
uint64_t cycles = rte_get_tsc_cycles();
uint64_t cycles_diff = cycles - port->time_cpu_cycles;
uint64_t bytes_diff;
+ uint32_t i;
/* Compute elapsed time in bytes */
bytes_diff = rte_reciprocal_divide(cycles_diff << RTE_SCHED_TIME_SHIFT,
port->time = port->time_cpu_bytes;
/* Reset pipe loop detection */
- port->pipe_loop = RTE_SCHED_PIPE_INVALID;
+ for (i = 0; i < port->n_subports_per_port; i++)
+ port->subports[i]->pipe_loop = RTE_SCHED_PIPE_INVALID;
}
static inline int
-rte_sched_port_exceptions(struct rte_sched_port *port, int second_pass)
+rte_sched_port_exceptions(struct rte_sched_subport *subport, int second_pass)
{
int exceptions;
/* Check if any exception flag is set */
- exceptions = (second_pass && port->busy_grinders == 0) ||
- (port->pipe_exhaustion == 1);
+ exceptions = (second_pass && subport->busy_grinders == 0) ||
+ (subport->pipe_exhaustion == 1);
/* Clear exception flags */
- port->pipe_exhaustion = 0;
+ subport->pipe_exhaustion = 0;
return exceptions;
}
int
rte_sched_port_dequeue(struct rte_sched_port *port, struct rte_mbuf **pkts, uint32_t n_pkts)
{
- uint32_t i, count;
+ struct rte_sched_subport *subport;
+ uint32_t subport_id = port->subport_id;
+ uint32_t i, n_subports = 0, count;
port->pkts_out = pkts;
port->n_pkts_out = 0;
/* Take each queue in the grinder one step further */
for (i = 0, count = 0; ; i++) {
- count += grinder_handle(port, i & (RTE_SCHED_PORT_N_GRINDERS - 1));
- if ((count == n_pkts) ||
- rte_sched_port_exceptions(port, i >= RTE_SCHED_PORT_N_GRINDERS)) {
+ subport = port->subports[subport_id];
+
+ count += grinder_handle(port, subport,
+ i & (RTE_SCHED_PORT_N_GRINDERS - 1));
+
+ if (count == n_pkts) {
+ subport_id++;
+
+ if (subport_id == port->n_subports_per_port)
+ subport_id = 0;
+
+ port->subport_id = subport_id;
+ break;
+ }
+
+ if (rte_sched_port_exceptions(subport, i >= RTE_SCHED_PORT_N_GRINDERS)) {
+ i = 0;
+ subport_id++;
+ n_subports++;
+ }
+
+ if (subport_id == port->n_subports_per_port)
+ subport_id = 0;
+
+ if (n_subports == port->n_subports_per_port) {
+ port->subport_id = subport_id;
break;
}
}