sched: add mtu parameter
Signed-off-by: Intel
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602c9ca33a
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@ -206,6 +206,7 @@ struct rte_sched_port_params port_params = {
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.name = "port_0",
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.socket = 0, /* computed */
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.rate = 0, /* computed */
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.mtu = 6 + 6 + 4 + 4 + 2 + 1500,
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.frame_overhead = RTE_SCHED_FRAME_OVERHEAD_DEFAULT,
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.n_subports_per_port = 1,
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.n_pipes_per_subport = 4096,
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@ -231,6 +231,7 @@ struct rte_sched_port {
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uint32_t n_subports_per_port;
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uint32_t n_pipes_per_subport;
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uint32_t rate;
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uint32_t mtu;
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uint32_t frame_overhead;
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uint16_t qsize[RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE];
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uint32_t n_pipe_profiles;
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@ -324,14 +325,19 @@ rte_sched_port_check_params(struct rte_sched_port_params *params)
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return -4;
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}
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/* mtu */
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if (params->mtu == 0) {
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return -5;
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}
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/* n_subports_per_port: non-zero, power of 2 */
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if ((params->n_subports_per_port == 0) || (!rte_is_power_of_2(params->n_subports_per_port))) {
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return -5;
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return -6;
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}
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/* n_pipes_per_subport: non-zero, power of 2 */
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if ((params->n_pipes_per_subport == 0) || (!rte_is_power_of_2(params->n_pipes_per_subport))) {
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return -6;
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return -7;
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}
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/* qsize: non-zero, power of 2, no bigger than 32K (due to 16-bit read/write pointers) */
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@ -339,7 +345,7 @@ rte_sched_port_check_params(struct rte_sched_port_params *params)
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uint16_t qsize = params->qsize[i];
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if ((qsize == 0) || (!rte_is_power_of_2(qsize))) {
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return -7;
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return -8;
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}
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}
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@ -347,7 +353,7 @@ rte_sched_port_check_params(struct rte_sched_port_params *params)
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if ((params->pipe_profiles == NULL) ||
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(params->n_pipe_profiles == 0) ||
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(params->n_pipe_profiles > RTE_SCHED_PIPE_PROFILES_PER_PORT)) {
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return -8;
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return -9;
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}
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for (i = 0; i < params->n_pipe_profiles; i ++) {
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@ -355,24 +361,24 @@ rte_sched_port_check_params(struct rte_sched_port_params *params)
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/* TB rate: non-zero, not greater than port rate */
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if ((p->tb_rate == 0) || (p->tb_rate > params->rate)) {
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return -9;
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return -10;
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}
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/* TB size: non-zero */
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if (p->tb_size == 0) {
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return -10;
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return -11;
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}
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/* TC rate: non-zero, less than pipe rate */
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for (j = 0; j < RTE_SCHED_TRAFFIC_CLASSES_PER_PIPE; j ++) {
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if ((p->tc_rate[j] == 0) || (p->tc_rate[j] > p->tb_rate)) {
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return -11;
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return -12;
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}
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}
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/* TC period: non-zero */
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if (p->tc_period == 0) {
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return -12;
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return -13;
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}
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#ifdef RTE_SCHED_SUBPORT_TC_OV
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@ -387,7 +393,7 @@ rte_sched_port_check_params(struct rte_sched_port_params *params)
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/* Queue WRR weights: non-zero */
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for (j = 0; j < RTE_SCHED_QUEUES_PER_PIPE; j ++) {
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if (p->wrr_weights[j] == 0) {
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return -14;
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return -15;
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}
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}
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}
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@ -635,6 +641,7 @@ rte_sched_port_config(struct rte_sched_port_params *params)
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port->n_subports_per_port = params->n_subports_per_port;
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port->n_pipes_per_subport = params->n_pipes_per_subport;
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port->rate = params->rate;
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port->mtu = params->mtu + params->frame_overhead;
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port->frame_overhead = params->frame_overhead;
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memcpy(port->qsize, params->qsize, sizeof(params->qsize));
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port->n_pipe_profiles = params->n_pipe_profiles;
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@ -184,6 +184,7 @@ struct rte_sched_port_params {
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const char *name; /**< Literal string to be associated to the current port scheduler instance */
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int socket; /**< CPU socket ID where the memory for port scheduler should be allocated */
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uint32_t rate; /**< Output port rate (measured in bytes per second) */
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uint32_t mtu; /**< Maximum Ethernet frame size (measured in bytes). Should not include the framing overhead. */
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uint32_t frame_overhead; /**< Framing overhead per packet (measured in bytes) */
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uint32_t n_subports_per_port; /**< Number of subports for the current port scheduler instance*/
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uint32_t n_pipes_per_subport; /**< Number of pipes for each port scheduler subport */
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