[dpdk-dev] [PATCH 1/2] rte_sched: whitespace cleanup

Stephen Hemminger stephen at networkplumber.org
Fri Aug 28 18:49:58 CEST 2015


Break long lines, remove {} on single line conditionals, fix indentation,
and break needlessly long lines.

Signed-off-by: Stephen Hemminger <stephen at networkplumber.org>
---
 lib/librte_sched/rte_sched.c | 363 ++++++++++++++++++++++---------------------
 1 file changed, 182 insertions(+), 181 deletions(-)

diff --git a/lib/librte_sched/rte_sched.c b/lib/librte_sched/rte_sched.c
index 9c9419d..924c172 100644
--- a/lib/librte_sched/rte_sched.c
+++ b/lib/librte_sched/rte_sched.c
@@ -317,88 +317,74 @@ rte_sched_port_check_params(struct rte_sched_port_params *params)
 {
 	uint32_t i, j;
 
-	if (params == NULL) {
+	if (params == NULL)
 		return -1;
-	}
 
 	/* socket */
-	if ((params->socket < 0) || (params->socket >= RTE_MAX_NUMA_NODES)) {
+	if ((params->socket < 0) || (params->socket >= RTE_MAX_NUMA_NODES))
 		return -3;
-	}
 
 	/* rate */
-	if (params->rate == 0) {
+	if (params->rate == 0)
 		return -4;
-	}
 
 	/* mtu */
-	if (params->mtu == 0) {
+	if (params->mtu == 0)
 		return -5;
-	}
 
 	/* n_subports_per_port: non-zero, power of 2 */
-	if ((params->n_subports_per_port == 0) || (!rte_is_power_of_2(params->n_subports_per_port))) {
+	if ((params->n_subports_per_port == 0) || (!rte_is_power_of_2(params->n_subports_per_port)))
 		return -6;
-	}
 
 	/* n_pipes_per_subport: non-zero, power of 2 */
-	if ((params->n_pipes_per_subport == 0) || (!rte_is_power_of_2(params->n_pipes_per_subport))) {
+	if ((params->n_pipes_per_subport == 0) || (!rte_is_power_of_2(params->n_pipes_per_subport)))
 		return -7;
-	}
 
 	/* qsize: non-zero, power of 2, no bigger than 32K (due to 16-bit read/write pointers) */
-	for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i ++) {
+	for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++) {
 		uint16_t qsize = params->qsize[i];
 
-		if ((qsize == 0) || (!rte_is_power_of_2(qsize))) {
+		if ((qsize == 0) || (!rte_is_power_of_2(qsize)))
 			return -8;
-		}
 	}
 
 	/* pipe_profiles and n_pipe_profiles */
 	if ((params->pipe_profiles == NULL) ||
 	    (params->n_pipe_profiles == 0) ||
-	    (params->n_pipe_profiles > RTE_SCHED_PIPE_PROFILES_PER_PORT)) {
+	    (params->n_pipe_profiles > RTE_SCHED_PIPE_PROFILES_PER_PORT))
 		return -9;
-	}
 
-	for (i = 0; i < params->n_pipe_profiles; i ++) {
+	for (i = 0; i < params->n_pipe_profiles; i++) {
 		struct rte_sched_pipe_params *p = params->pipe_profiles + i;
 
 		/* TB rate: non-zero, not greater than port rate */
-		if ((p->tb_rate == 0) || (p->tb_rate > params->rate)) {
+		if ((p->tb_rate == 0) || (p->tb_rate > params->rate))
 			return -10;
-		}
 
 		/* TB size: non-zero */
-		if (p->tb_size == 0) {
+		if (p->tb_size == 0)
 			return -11;
-		}
 
 		/* TC rate: non-zero, less than pipe rate */
-		for (j = 0; j < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; j ++) {
-			if ((p->tc_rate[j] == 0) || (p->tc_rate[j] > p->tb_rate)) {
+		for (j = 0; j < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; j++) {
+			if ((p->tc_rate[j] == 0) || (p->tc_rate[j] > p->tb_rate))
 				return -12;
-			}
 		}
 
 		/* TC period: non-zero */
-		if (p->tc_period == 0) {
+		if (p->tc_period == 0)
 			return -13;
-		}
 
 #ifdef RTE_SCHED_SUBPORT_TC_OV
 		/* TC3 oversubscription weight: non-zero */
-		if (p->tc_ov_weight == 0) {
+		if (p->tc_ov_weight == 0)
 			return -14;
-		}
 #endif
 
 		/* Queue WRR weights: non-zero */
-		for (j = 0; j < RTE_SCHED_QUEUES_PER_PIPE; j ++) {
-			if (p->wrr_weights[j] == 0) {
+		for (j = 0; j < RTE_SCHED_QUEUES_PER_PIPE; j++) {
+			if (p->wrr_weights[j] == 0)
 				return -15;
-			}
 		}
 	}
 
@@ -424,34 +410,42 @@ rte_sched_port_get_array_base(struct rte_sched_port_params *params, enum rte_sch
 	uint32_t base, i;
 
 	size_per_pipe_queue_array = 0;
-	for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i ++) {
-		size_per_pipe_queue_array += RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS * params->qsize[i] * sizeof(struct rte_mbuf *);
-	}
+	for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++)
+		size_per_pipe_queue_array += RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS
+			* 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;
+	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;
 
-	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;
 
-	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;
 
-	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;
 
-	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;
 
-	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;
 
-	if (array == e_RTE_SCHED_PORT_ARRAY_QUEUE_ARRAY) return base;
 	base += RTE_CACHE_LINE_ROUNDUP(size_queue_array);
-
 	return base;
 }
 
@@ -543,8 +537,8 @@ static inline uint64_t
 rte_sched_time_ms_to_bytes(uint32_t time_ms, uint32_t rate)
 {
 	uint64_t time = time_ms;
-	time = (time * rate) / 1000;
 
+	time = (time * rate) / 1000;
 	return time;
 }
 
@@ -553,7 +547,7 @@ rte_sched_port_config_pipe_profile_table(struct rte_sched_port *port, struct rte
 {
 	uint32_t i, j;
 
-	for (i = 0; i < port->n_pipe_profiles; i ++) {
+	for (i = 0; i < port->n_pipe_profiles; i++) {
 		struct rte_sched_pipe_params *src = params->pipe_profiles + i;
 		struct rte_sched_pipe_profile *dst = port->pipe_profiles + i;
 
@@ -571,15 +565,16 @@ rte_sched_port_config_pipe_profile_table(struct rte_sched_port *port, struct rte
 
 		/* Traffic Classes */
 		dst->tc_period = (uint32_t) rte_sched_time_ms_to_bytes(src->tc_period, params->rate);
-		for (j = 0; j < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; j ++) {
-			dst->tc_credits_per_period[j] = (uint32_t) rte_sched_time_ms_to_bytes(src->tc_period, src->tc_rate[j]);
-		}
+		for (j = 0; j < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; j++)
+			dst->tc_credits_per_period[j] =
+				rte_sched_time_ms_to_bytes(src->tc_period, src->tc_rate[j]);
+
 #ifdef RTE_SCHED_SUBPORT_TC_OV
 		dst->tc_ov_weight = src->tc_ov_weight;
 #endif
 
 		/* WRR */
-		for (j = 0; j < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; j ++) {
+		for (j = 0; j < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; j++) {
 			uint32_t wrr_cost[RTE_SCHED_QUEUES_PER_TRAFFIC_CLASS];
 			uint32_t lcd, lcd1, lcd2;
 			uint32_t qindex;
@@ -610,13 +605,12 @@ rte_sched_port_config_pipe_profile_table(struct rte_sched_port *port, struct rte
 	}
 
 	port->pipe_tc3_rate_max = 0;
-	for (i = 0; i < port->n_pipe_profiles; i ++) {
+	for (i = 0; i < port->n_pipe_profiles; i++) {
 		struct rte_sched_pipe_params *src = params->pipe_profiles + i;
 		uint32_t pipe_tc3_rate = src->tc_rate[3];
 
-		if (port->pipe_tc3_rate_max < pipe_tc3_rate) {
+		if (port->pipe_tc3_rate_max < pipe_tc3_rate)
 			port->pipe_tc3_rate_max = pipe_tc3_rate;
-		}
 	}
 }
 
@@ -628,15 +622,13 @@ rte_sched_port_config(struct rte_sched_port_params *params)
 
 	/* Check user parameters. Determine the amount of memory to allocate */
 	mem_size = rte_sched_port_get_memory_footprint(params);
-	if (mem_size == 0) {
+	if (mem_size == 0)
 		return NULL;
-	}
 
 	/* Allocate memory to store the data structures */
 	port = rte_zmalloc("qos_params", mem_size, RTE_CACHE_LINE_SIZE);
-	if (port == NULL) {
+	if (port == NULL)
 		return NULL;
-	}
 
 	/* User parameters */
 	port->n_subports_per_port = params->n_subports_per_port;
@@ -662,9 +654,8 @@ rte_sched_port_config(struct rte_sched_port_params *params)
 				params->red_params[i][j].wq_log2,
 				params->red_params[i][j].min_th,
 				params->red_params[i][j].max_th,
-				params->red_params[i][j].maxp_inv) != 0) {
+				params->red_params[i][j].maxp_inv) != 0)
 				return NULL;
-			}
 		}
 	}
 #endif
@@ -688,13 +679,20 @@ rte_sched_port_config(struct rte_sched_port_params *params)
 	rte_sched_port_config_qsize(port);
 
 	/* Large data structures */
-	port->subport = (struct rte_sched_subport *) (port->memory + rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_SUBPORT));
-	port->pipe = (struct rte_sched_pipe *) (port->memory + rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_PIPE));
-	port->queue = (struct rte_sched_queue *) (port->memory + rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_QUEUE));
-	port->queue_extra = (struct rte_sched_queue_extra *) (port->memory + rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_QUEUE_EXTRA));
-	port->pipe_profiles = (struct rte_sched_pipe_profile *) (port->memory + rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_PIPE_PROFILES));
-	port->bmp_array =  port->memory + rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_BMP_ARRAY);
-	port->queue_array = (struct rte_mbuf **) (port->memory + rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_QUEUE_ARRAY));
+	port->subport = (struct rte_sched_subport *)
+		(port->memory + rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_SUBPORT));
+	port->pipe = (struct rte_sched_pipe *)
+		(port->memory + rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_PIPE));
+	port->queue = (struct rte_sched_queue *)
+		(port->memory + rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_QUEUE));
+	port->queue_extra = (struct rte_sched_queue_extra *)
+		(port->memory + rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_QUEUE_EXTRA));
+	port->pipe_profiles = (struct rte_sched_pipe_profile *)
+		(port->memory + rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_PIPE_PROFILES));
+	port->bmp_array =  port->memory
+		+ rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_BMP_ARRAY);
+	port->queue_array = (struct rte_mbuf **)
+		(port->memory + rte_sched_port_get_array_base(params, e_RTE_SCHED_PORT_ARRAY_QUEUE_ARRAY));
 
 	/* Pipe profile table */
 	rte_sched_port_config_pipe_profile_table(port, params);
@@ -707,9 +705,10 @@ rte_sched_port_config(struct rte_sched_port_params *params)
 		RTE_LOG(ERR, SCHED, "Bitmap init error\n");
 		return NULL;
 	}
-	for (i = 0; i < RTE_SCHED_PORT_N_GRINDERS; i ++) {
+
+	for (i = 0; i < RTE_SCHED_PORT_N_GRINDERS; i++)
 		port->grinder_base_bmp_pos[i] = RTE_SCHED_PIPE_INVALID;
-	}
+
 
 	return port;
 }
@@ -718,9 +717,8 @@ void
 rte_sched_port_free(struct rte_sched_port *port)
 {
 	/* Check user parameters */
-	if (port == NULL){
+	if (port == NULL)
 		return;
-	}
 
 	rte_bitmap_free(port->bmp);
 	rte_free(port);
@@ -765,27 +763,22 @@ rte_sched_subport_config(struct rte_sched_port *port,
 	/* Check user parameters */
 	if ((port == NULL) ||
 	    (subport_id >= port->n_subports_per_port) ||
-		(params == NULL)) {
+		(params == NULL))
 		return -1;
-	}
 
-	if ((params->tb_rate == 0) || (params->tb_rate > port->rate)) {
+	if ((params->tb_rate == 0) || (params->tb_rate > port->rate))
 		return -2;
-	}
 
-	if (params->tb_size == 0) {
+	if (params->tb_size == 0)
 		return -3;
-	}
 
-	for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i ++) {
-		if ((params->tc_rate[i] == 0) || (params->tc_rate[i] > params->tb_rate)) {
+	for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++) {
+		if ((params->tc_rate[i] == 0) || (params->tc_rate[i] > params->tb_rate))
 			return -4;
-		}
 	}
 
-	if (params->tc_period == 0) {
+	if (params->tc_period == 0)
 		return -5;
-	}
 
 	s = port->subport + subport_id;
 
@@ -804,19 +797,21 @@ rte_sched_subport_config(struct rte_sched_port *port,
 	s->tb_credits = s->tb_size / 2;
 
 	/* Traffic Classes (TCs) */
-	s->tc_period = (uint32_t) rte_sched_time_ms_to_bytes(params->tc_period, port->rate);
-	for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i ++) {
-		s->tc_credits_per_period[i] = (uint32_t) rte_sched_time_ms_to_bytes(params->tc_period, params->tc_rate[i]);
+	s->tc_period = rte_sched_time_ms_to_bytes(params->tc_period, port->rate);
+	for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++) {
+		s->tc_credits_per_period[i] = rte_sched_time_ms_to_bytes(params->tc_period,
+									 params->tc_rate[i]);
 	}
+
 	s->tc_time = port->time + s->tc_period;
-	for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i ++) {
+	for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++)
 		s->tc_credits[i] = s->tc_credits_per_period[i];
-	}
 
 #ifdef RTE_SCHED_SUBPORT_TC_OV
 	/* TC oversubscription */
 	s->tc_ov_wm_min = port->mtu;
-	s->tc_ov_wm_max = (uint32_t) rte_sched_time_ms_to_bytes(params->tc_period, port->pipe_tc3_rate_max);
+	s->tc_ov_wm_max = rte_sched_time_ms_to_bytes(params->tc_period,
+						     port->pipe_tc3_rate_max);
 	s->tc_ov_wm = s->tc_ov_wm_max;
 	s->tc_ov_period_id = 0;
 	s->tc_ov = 0;
@@ -846,15 +841,13 @@ rte_sched_pipe_config(struct rte_sched_port *port,
 	if ((port == NULL) ||
 	    (subport_id >= port->n_subports_per_port) ||
 		(pipe_id >= port->n_pipes_per_subport) ||
-		((!deactivate) && (profile >= port->n_pipe_profiles))) {
+		((!deactivate) && (profile >= port->n_pipe_profiles)))
 		return -1;
-	}
 
 	/* Check that subport configuration is valid */
 	s = port->subport + subport_id;
-	if (s->tb_period == 0) {
+	if (s->tb_period == 0)
 		return -2;
-	}
 
 	p = port->pipe + (subport_id * port->n_pipes_per_subport + pipe_id);
 
@@ -883,9 +876,8 @@ rte_sched_pipe_config(struct rte_sched_port *port,
 		memset(p, 0, sizeof(struct rte_sched_pipe));
 	}
 
-	if (deactivate) {
+	if (deactivate)
 		return 0;
-	}
 
 	/* Apply the new pipe configuration */
 	p->profile = profile;
@@ -897,15 +889,17 @@ rte_sched_pipe_config(struct rte_sched_port *port,
 
 	/* Traffic Classes (TCs) */
 	p->tc_time = port->time + params->tc_period;
-	for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i ++) {
+	for (i = 0; i < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; i++)
 		p->tc_credits[i] = params->tc_credits_per_period[i];
-	}
+
 
 #ifdef RTE_SCHED_SUBPORT_TC_OV
 	{
 		/* Subport TC3 oversubscription */
-		double subport_tc3_rate = ((double) s->tc_credits_per_period[3]) / ((double) s->tc_period);
-		double pipe_tc3_rate = ((double) params->tc_credits_per_period[3]) / ((double) params->tc_period);
+		double subport_tc3_rate = (double)s->tc_credits_per_period[3])
+					/ (double)s->tc_period;
+		double pipe_tc3_rate = (double)params->tc_credits_per_period[3])
+					/ (double)params->tc_period;
 		uint32_t tc3_ov = s->tc_ov;
 
 		s->tc_ov_n += params->tc_ov_weight;
@@ -976,9 +970,8 @@ rte_sched_subport_read_stats(struct rte_sched_port *port,
 	if ((port == NULL) ||
 	    (subport_id >= port->n_subports_per_port) ||
 		(stats == NULL) ||
-		(tc_ov == NULL)) {
+		(tc_ov == NULL))
 		return -1;
-	}
 	s = port->subport + subport_id;
 
 	/* Copy subport stats and clear */
@@ -1004,9 +997,8 @@ rte_sched_queue_read_stats(struct rte_sched_port *port,
 	if ((port == NULL) ||
 	    (queue_id >= rte_sched_port_queues_per_port(port)) ||
 		(stats == NULL) ||
-		(qlen == NULL)) {
+		(qlen == NULL))
 		return -1;
-	}
 	q = port->queue + queue_id;
 	qe = port->queue_extra + queue_id;
 
@@ -1021,7 +1013,8 @@ rte_sched_queue_read_stats(struct rte_sched_port *port,
 }
 
 static inline uint32_t
-rte_sched_port_qindex(struct rte_sched_port *port, uint32_t subport, uint32_t pipe, uint32_t traffic_class, uint32_t queue)
+rte_sched_port_qindex(struct rte_sched_port *port, uint32_t subport,
+		      uint32_t pipe, uint32_t traffic_class, uint32_t queue)
 {
 	uint32_t result;
 
@@ -1038,7 +1031,8 @@ 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]);
+	return port->queue_array + pindex * port->qsize_sum
+		+ port->qsize_add[qpos];
 }
 
 static inline uint16_t
@@ -1074,9 +1068,11 @@ rte_sched_port_queue_is_full(struct rte_sched_port *port, uint32_t qindex)
 #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,
+				    uint32_t qindex, struct rte_mbuf *pkt)
 {
-	struct rte_sched_subport *s = port->subport + (qindex / rte_sched_port_queues_per_subport(port));
+	struct rte_sched_subport *s = port->subport
+		+ (qindex / rte_sched_port_queues_per_subport(port));
 	uint32_t tc_index = (qindex >> 2) & 0x3;
 	uint32_t pkt_len = pkt->pkt_len;
 
@@ -1085,7 +1081,8 @@ rte_sched_port_update_subport_stats(struct rte_sched_port *port, uint32_t qindex
 }
 
 static inline void
-rte_sched_port_update_subport_stats_on_drop(struct rte_sched_port *port, uint32_t qindex, struct rte_mbuf *pkt)
+rte_sched_port_update_subport_stats_on_drop(struct rte_sched_port *port, 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 = (qindex >> 2) & 0x3;
@@ -1096,7 +1093,8 @@ rte_sched_port_update_subport_stats_on_drop(struct rte_sched_port *port, uint32_
 }
 
 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_port *port, uint32_t qindex,
+				  struct rte_mbuf *pkt)
 {
 	struct rte_sched_queue_extra *qe = port->queue_extra + qindex;
 	uint32_t pkt_len = pkt->pkt_len;
@@ -1106,7 +1104,8 @@ rte_sched_port_update_queue_stats(struct rte_sched_port *port, uint32_t qindex,
 }
 
 static inline void
-rte_sched_port_update_queue_stats_on_drop(struct rte_sched_port *port, uint32_t qindex, struct rte_mbuf *pkt)
+rte_sched_port_update_queue_stats_on_drop(struct rte_sched_port *port,
+					  uint32_t qindex, struct rte_mbuf *pkt)
 {
 	struct rte_sched_queue_extra *qe = port->queue_extra + qindex;
 	uint32_t pkt_len = pkt->pkt_len;
@@ -1120,11 +1119,12 @@ rte_sched_port_update_queue_stats_on_drop(struct rte_sched_port *port, uint32_t
 #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_mbuf *pkt,
+			uint32_t qindex, uint16_t qlen)
 {
 	struct rte_sched_queue_extra *qe;
 	struct rte_red_config *red_cfg;
-    struct rte_red *red;
+	struct rte_red *red;
 	uint32_t tc_index;
 	enum rte_meter_color color;
 
@@ -1142,10 +1142,11 @@ rte_sched_port_red_drop(struct rte_sched_port *port, struct rte_mbuf *pkt, uint3
 }
 
 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,
+					 uint32_t qindex)
 {
 	struct rte_sched_queue_extra *qe;
-    struct rte_red *red;
+	struct rte_red *red;
 
 	qe = port->queue_extra + qindex;
 	red = &qe->red;
@@ -1170,17 +1171,17 @@ debug_pipe_is_empty(struct rte_sched_port *port, uint32_t pindex)
 
 	qindex = pindex << 4;
 
-	for (i = 0; i < 16; i ++){
+	for (i = 0; i < 16; i++) {
 		uint32_t queue_empty = rte_sched_port_queue_is_empty(port, qindex + i);
 		uint32_t bmp_bit_clear = (rte_bitmap_get(port->bmp, qindex + i) == 0);
 
-		if (queue_empty != bmp_bit_clear){
-			rte_panic("Queue status mismatch for queue %u of pipe %u\n", i, pindex);
-		}
+		if (queue_empty != bmp_bit_clear)
+			rte_panic("Queue status mismatch for queue %u of pipe %u\n",
+				  i, pindex);
 
-		if (!queue_empty){
+
+		if (!queue_empty)
 			return 0;
-		}
 	}
 
 	return 1;
@@ -1192,13 +1193,12 @@ debug_check_queue_slab(struct rte_sched_port *port, uint32_t bmp_pos, uint64_t b
 	uint64_t mask;
 	uint32_t i, panic;
 
-	if (bmp_slab == 0){
+	if (bmp_slab == 0)
 		rte_panic("Empty slab at position %u\n", bmp_pos);
-	}
 
 	panic = 0;
-	for (i = 0, mask = 1; i < 64; i ++, mask <<= 1) {
-		if (mask & bmp_slab){
+	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)) {
 				printf("Queue %u (slab offset %u) is empty\n", bmp_pos + i, i);
 				panic = 1;
@@ -1206,7 +1206,7 @@ debug_check_queue_slab(struct rte_sched_port *port, uint32_t bmp_pos, uint64_t b
 		}
 	}
 
-	if (panic){
+	if (panic) {
 		rte_panic("Empty queues in slab 0x%" PRIx64 "starting at position %u\n",
 			bmp_slab, bmp_pos);
 	}
@@ -1237,7 +1237,8 @@ rte_sched_port_enqueue_qptrs_prefetch0(struct rte_sched_port *port, struct rte_m
 }
 
 static inline void
-rte_sched_port_enqueue_qwa_prefetch0(struct rte_sched_port *port, uint32_t qindex, struct rte_mbuf **qbase)
+rte_sched_port_enqueue_qwa_prefetch0(struct rte_sched_port *port,
+				     uint32_t qindex, struct rte_mbuf **qbase)
 {
 	struct rte_sched_queue *q;
 	struct rte_mbuf **q_qw;
@@ -1252,7 +1253,8 @@ rte_sched_port_enqueue_qwa_prefetch0(struct rte_sched_port *port, uint32_t qinde
 }
 
 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, uint32_t qindex,
+			   struct rte_mbuf **qbase, struct rte_mbuf *pkt)
 {
 	struct rte_sched_queue *q;
 	uint16_t qsize;
@@ -1274,7 +1276,7 @@ rte_sched_port_enqueue_qwa(struct rte_sched_port *port, uint32_t qindex, struct
 
 	/* Enqueue packet */
 	qbase[q->qw & (qsize - 1)] = pkt;
-	q->qw ++;
+	q->qw++;
 
 	/* Activate queue in the port bitmap */
 	rte_bitmap_set(port->bmp, qindex);
@@ -1297,7 +1299,7 @@ rte_sched_port_enqueue(struct rte_sched_port *port, struct rte_mbuf **pkts, uint
 
 	result = 0;
 
-	for (i = 0; i < n_pkts; i ++) {
+	for (i = 0; i < n_pkts; i++) {
 		struct rte_mbuf *pkt;
 		struct rte_mbuf **q_base;
 		uint32_t subport, pipe, traffic_class, queue, qindex;
@@ -1324,17 +1326,20 @@ rte_sched_port_enqueue(struct rte_sched_port *port, struct rte_mbuf **pkts, uint
  * diagram below:
  *
  *   p00  _______   p10  _______   p20  _______   p30  _______
- * ----->|       |----->|       |----->|       |----->|       |----->
+ *----->|       |----->|       |----->|       |----->|       |----->
  *       |   0   |      |   1   |      |   2   |      |   3   |
- * ----->|_______|----->|_______|----->|_______|----->|_______|----->
+ *----->|_______|----->|_______|----->|_______|----->|_______|----->
  *   p01            p11            p21            p31
  *
  ***/
 int
 rte_sched_port_enqueue(struct rte_sched_port *port, struct rte_mbuf **pkts, uint32_t n_pkts)
 {
-	struct rte_mbuf *pkt00, *pkt01, *pkt10, *pkt11, *pkt20, *pkt21, *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_mbuf *pkt00, *pkt01, *pkt10, *pkt11, *pkt20, *pkt21,
+		*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;
 	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 result, i;
@@ -1347,25 +1352,23 @@ rte_sched_port_enqueue(struct rte_sched_port *port, struct rte_mbuf **pkts, uint
 		uint32_t q[5];
 
 		/* Prefetch the mbuf structure of each packet */
-		for (i = 0; i < n_pkts; i ++) {
+		for (i = 0; i < n_pkts; i++)
 			rte_prefetch0(pkts[i]);
-		}
 
 		/* Prefetch the queue structure for each queue */
-		for (i = 0; i < n_pkts; i ++) {
+		for (i = 0; i < n_pkts; i++)
 			q[i] = rte_sched_port_enqueue_qptrs_prefetch0(port, pkts[i]);
-		}
 
 		/* Prefetch the write pointer location of each queue */
-		for (i = 0; i < n_pkts; i ++) {
+		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]);
 		}
 
 		/* 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]);
-		}
+		for (i = 0; i < n_pkts; i++)
+			result += rte_sched_port_enqueue_qwa(port, q[i],
+							     q_base[i], pkts[i]);
 
 		return result;
 	}
@@ -1537,9 +1540,8 @@ grinder_tc_ov_credits_update(struct rte_sched_port *port, uint32_t pos)
 	uint32_t tc_ov_consumption_max;
 	uint32_t tc_ov_wm = subport->tc_ov_wm;
 
-	if (subport->tc_ov == 0) {
+	if (subport->tc_ov == 0)
 		return subport->tc_ov_wm_max;
-	}
 
 	tc_ov_consumption[0] = subport->tc_credits_per_period[0] - subport->tc_credits[0];
 	tc_ov_consumption[1] = subport->tc_credits_per_period[1] - subport->tc_credits[1];
@@ -1551,16 +1553,16 @@ grinder_tc_ov_credits_update(struct rte_sched_port *port, uint32_t pos)
 
 	if (tc_ov_consumption[3] > (tc_ov_consumption_max - port->mtu)) {
 		tc_ov_wm  -= tc_ov_wm >> 7;
-		if (tc_ov_wm < subport->tc_ov_wm_min) {
+		if (tc_ov_wm < subport->tc_ov_wm_min)
 			tc_ov_wm = subport->tc_ov_wm_min;
-		}
+
 		return tc_ov_wm;
 	}
 
 	tc_ov_wm += (tc_ov_wm >> 7) + 1;
-	if (tc_ov_wm > subport->tc_ov_wm_max) {
+	if (tc_ov_wm > subport->tc_ov_wm_max)
 		tc_ov_wm = subport->tc_ov_wm_max;
-	}
+
 	return tc_ov_wm;
 }
 
@@ -1595,7 +1597,7 @@ grinder_credits_update(struct rte_sched_port *port, uint32_t pos)
 		subport->tc_credits[3] = subport->tc_credits_per_period[3];
 
 		subport->tc_time = port->time + subport->tc_period;
-		subport->tc_ov_period_id ++;
+		subport->tc_ov_period_id++;
 	}
 
 	/* Pipe TCs */
@@ -1642,9 +1644,8 @@ grinder_credits_check(struct rte_sched_port *port, uint32_t pos)
 		(pkt_len <= pipe_tb_credits) &&
 		(pkt_len <= pipe_tc_credits);
 
-	if (!enough_credits) {
+	if (!enough_credits)
 		return 0;
-	}
 
 	/* Update port credits */
 	subport->tb_credits -= pkt_len;
@@ -1682,9 +1683,8 @@ grinder_credits_check(struct rte_sched_port *port, uint32_t pos)
 		(pkt_len <= pipe_tc_credits) &&
 		(pkt_len <= pipe_tc_ov_credits);
 
-	if (!enough_credits) {
+	if (!enough_credits)
 		return 0;
-	}
 
 	/* Update pipe and subport credits */
 	subport->tb_credits -= pkt_len;
@@ -1709,17 +1709,16 @@ grinder_schedule(struct rte_sched_port *port, uint32_t pos)
 	uint32_t pkt_len = pkt->pkt_len + port->frame_overhead;
 
 #if RTE_SCHED_TS_CREDITS_CHECK
-	if (!grinder_credits_check(port, pos)) {
+	if (!grinder_credits_check(port, pos))
 		return 0;
-	}
 #endif
 
 	/* Advance port time */
 	port->time += pkt_len;
 
 	/* Send packet */
-	port->pkts_out[port->n_pkts_out ++] = pkt;
-	queue->qr ++;
+	port->pkts_out[port->n_pkts_out++] = pkt;
+	queue->qr++;
 	grinder->wrr_tokens[grinder->qpos] += pkt_len * grinder->wrr_cost[grinder->qpos];
 	if (queue->qr == queue->qw) {
 		uint32_t qindex = grinder->qindex[grinder->qpos];
@@ -1742,9 +1741,10 @@ grinder_schedule(struct rte_sched_port *port, uint32_t pos)
 static inline int
 grinder_pipe_exists(struct rte_sched_port *port, uint32_t base_pipe)
 {
-	__m128i index = _mm_set1_epi32 (base_pipe);
+	__m128i index = _mm_set1_epi32(base_pipe);
 	__m128i pipes = _mm_load_si128((__m128i *)port->grinder_base_bmp_pos);
 	__m128i res = _mm_cmpeq_epi32(pipes, index);
+
 	pipes = _mm_load_si128((__m128i *)(port->grinder_base_bmp_pos + 4));
 	pipes = _mm_cmpeq_epi32(pipes, index);
 	res = _mm_or_si128(res, pipes);
@@ -1762,10 +1762,9 @@ grinder_pipe_exists(struct rte_sched_port *port, 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) {
+	for (i = 0; i < RTE_SCHED_PORT_N_GRINDERS; i++) {
+		if (port->grinder_base_bmp_pos[i] == base_pipe)
 			return 1;
-		}
 	}
 
 	return 0;
@@ -1774,7 +1773,8 @@ grinder_pipe_exists(struct rte_sched_port *port, uint32_t base_pipe)
 #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_port *port, uint32_t pos,
+			uint32_t bmp_pos, uint64_t bmp_slab)
 {
 	struct rte_sched_grinder *grinder = port->grinder + pos;
 	uint16_t w[4];
@@ -1843,9 +1843,8 @@ grinder_next_tc(struct rte_sched_port *port, uint32_t pos)
 	uint32_t qindex;
 	uint16_t qsize;
 
-	if (grinder->tccache_r == grinder->tccache_w) {
+	if (grinder->tccache_r == grinder->tccache_w)
 		return 0;
-	}
 
 	qindex = grinder->tccache_qindex[grinder->tccache_r];
 	qbase = rte_sched_port_qbase(port, qindex);
@@ -1870,7 +1869,7 @@ grinder_next_tc(struct rte_sched_port *port, uint32_t pos)
 	grinder->qbase[2] = qbase + 2 * qsize;
 	grinder->qbase[3] = qbase + 3 * qsize;
 
-	grinder->tccache_r ++;
+	grinder->tccache_r++;
 	return 1;
 }
 
@@ -1884,15 +1883,14 @@ grinder_next_pipe(struct rte_sched_port *port, uint32_t pos)
 	if (grinder->pcache_r < grinder->pcache_w) {
 		pipe_qmask = grinder->pcache_qmask[grinder->pcache_r];
 		pipe_qindex = grinder->pcache_qindex[grinder->pcache_r];
-		grinder->pcache_r ++;
+		grinder->pcache_r++;
 	} else {
 		uint64_t bmp_slab = 0;
 		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(port->bmp, &bmp_pos, &bmp_slab) <= 0))
 			return 0;
-		}
 
 #if RTE_SCHED_DEBUG
 		debug_check_queue_slab(port, bmp_pos, bmp_slab);
@@ -1900,9 +1898,9 @@ grinder_next_pipe(struct rte_sched_port *port, uint32_t pos)
 
 		/* 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))) {
+		if (unlikely(grinder_pipe_exists(port, bmp_pos)))
 			return 0;
-		}
+
 		port->grinder_base_bmp_pos[pos] = bmp_pos;
 
 		/* Install new pipe group into grinder's pipe cache */
@@ -1934,9 +1932,9 @@ grinder_next_pipe(struct rte_sched_port *port, uint32_t pos)
 
 #if RTE_SCHED_WRR == 0
 
-#define grinder_wrr_load(a,b)
+#define grinder_wrr_load(a, b)
 
-#define grinder_wrr_store(a,b)
+#define grinder_wrr_store(a, b)
 
 static inline void
 grinder_wrr(struct rte_sched_port *port, uint32_t pos)
@@ -1944,9 +1942,8 @@ grinder_wrr(struct rte_sched_port *port, uint32_t pos)
 	struct rte_sched_grinder *grinder = port->grinder + pos;
 	uint64_t slab = grinder->qmask;
 
-	if (rte_bsf64(slab, &grinder->qpos) == 0) {
+	if (rte_bsf64(slab, &grinder->qpos) == 0)
 		rte_panic("grinder wrr\n");
-	}
 }
 
 #elif RTE_SCHED_WRR == 1
@@ -1989,10 +1986,14 @@ grinder_wrr_store(struct rte_sched_port *port, uint32_t pos)
 
 	qindex = tc_index * 4;
 
-	pipe->wrr_tokens[qindex] = (uint8_t) ((grinder->wrr_tokens[0] & grinder->wrr_mask[0]) >> RTE_SCHED_WRR_SHIFT);
-	pipe->wrr_tokens[qindex + 1] = (uint8_t) ((grinder->wrr_tokens[1] & grinder->wrr_mask[1]) >> RTE_SCHED_WRR_SHIFT);
-	pipe->wrr_tokens[qindex + 2] = (uint8_t) ((grinder->wrr_tokens[2] & grinder->wrr_mask[2]) >> RTE_SCHED_WRR_SHIFT);
-	pipe->wrr_tokens[qindex + 3] = (uint8_t) ((grinder->wrr_tokens[3] & grinder->wrr_mask[3]) >> RTE_SCHED_WRR_SHIFT);
+	pipe->wrr_tokens[qindex] =
+		(grinder->wrr_tokens[0] & grinder->wrr_mask[0]) >> RTE_SCHED_WRR_SHIFT;
+	pipe->wrr_tokens[qindex + 1] =
+		(grinder->wrr_tokens[1] & grinder->wrr_mask[1]) >> RTE_SCHED_WRR_SHIFT;
+	pipe->wrr_tokens[qindex + 2] =
+		(grinder->wrr_tokens[2] & grinder->wrr_mask[2]) >> RTE_SCHED_WRR_SHIFT;
+	pipe->wrr_tokens[qindex + 3] =
+		(grinder->wrr_tokens[3] & grinder->wrr_mask[3]) >> RTE_SCHED_WRR_SHIFT;
 }
 
 static inline void
@@ -2083,7 +2084,7 @@ grinder_handle(struct rte_sched_port *port, uint32_t pos)
 	{
 		if (grinder_next_pipe(port, pos)) {
 			grinder_prefetch_pipe(port, pos);
-			port->busy_grinders ++;
+			port->busy_grinders++;
 
 			grinder->state = e_GRINDER_PREFETCH_TC_QUEUE_ARRAYS;
 			return 0;
@@ -2134,9 +2135,10 @@ grinder_handle(struct rte_sched_port *port, uint32_t pos)
 			grinder->state = e_GRINDER_PREFETCH_MBUF;
 			return result;
 		}
-		if ((grinder->productive == 0) && (port->pipe_loop == RTE_SCHED_PIPE_INVALID)) {
+		if ((grinder->productive == 0) &&
+		    (port->pipe_loop == RTE_SCHED_PIPE_INVALID))
 			port->pipe_loop = grinder->pindex;
-		}
+
 		grinder_evict(port, pos);
 
 		/* Look for another active pipe */
@@ -2148,7 +2150,7 @@ grinder_handle(struct rte_sched_port *port, uint32_t pos)
 		}
 
 		/* No active pipe found */
-		port->busy_grinders --;
+		port->busy_grinders--;
 
 		grinder->state = e_GRINDER_PREFETCH_PIPE;
 		return result;
@@ -2170,9 +2172,8 @@ rte_sched_port_time_resync(struct rte_sched_port *port)
 	/* Advance port time */
 	port->time_cpu_cycles = cycles;
 	port->time_cpu_bytes += (uint64_t) bytes_diff;
-	if (port->time < port->time_cpu_bytes) {
+	if (port->time < port->time_cpu_bytes)
 		port->time = port->time_cpu_bytes;
-	}
 
 	/* Reset pipe loop detection */
 	port->pipe_loop = RTE_SCHED_PIPE_INVALID;
@@ -2204,7 +2205,7 @@ rte_sched_port_dequeue(struct rte_sched_port *port, struct rte_mbuf **pkts, uint
 	rte_sched_port_time_resync(port);
 
 	/* Take each queue in the grinder one step further */
-	for (i = 0, count = 0; ; i ++)  {
+	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)) {
-- 
2.1.4



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