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app/bbdev: include explicit HARQ preloading

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Run preloading explicitly for unit tests. Load each code block
by reusing existing input op then restore for the actual test.

Signed-off-by: Nicolas Chautru <nicolas.chautru@intel.com>
Acked-by: Liu Tianjiao <tianjiao.liu@intel.com>
This commit is contained in:
Nicolas Chautru 2020-10-26 10:48:06 -07:00 committed by Akhil Goyal
parent c25604355a
commit 3d6063a035
2 changed files with 30 additions and 26 deletions
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1
app/test-bbdev/main.h
View File

@ -17,6 +17,7 @@
#define TEST_SKIPPED 1
#define MAX_BURST 512U
#define MAX_OPS 1024U
#define DEFAULT_BURST 32U
#define DEFAULT_OPS 64U
#define DEFAULT_ITER 6U

53
app/test-bbdev/test_bbdev_perf.c
View File

@ -2467,7 +2467,7 @@ retrieve_harq_ddr(uint16_t dev_id, uint16_t queue_id,
{
uint16_t j;
int save_status, ret;
uint32_t harq_offset = (uint32_t) queue_id * HARQ_INCR * 1024;
uint32_t harq_offset = (uint32_t) queue_id * HARQ_INCR * MAX_OPS;
struct rte_bbdev_dec_op *ops_deq[MAX_BURST];
uint32_t flags = ops[0]->ldpc_dec.op_flags;
bool loopback = flags & RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_LOOPBACK;
@ -2513,20 +2513,20 @@ preload_harq_ddr(uint16_t dev_id, uint16_t queue_id,
bool preload)
{
uint16_t j;
int ret;
uint32_t harq_offset = (uint32_t) queue_id * HARQ_INCR * 1024;
struct rte_bbdev_op_data save_hc_in, save_hc_out;
struct rte_bbdev_dec_op *ops_deq[MAX_BURST];
int deq;
uint32_t harq_offset = (uint32_t) queue_id * HARQ_INCR * MAX_OPS;
struct rte_bbdev_op_data save_hc_in[MAX_OPS], save_hc_out[MAX_OPS];
struct rte_bbdev_dec_op *ops_deq[MAX_OPS];
uint32_t flags = ops[0]->ldpc_dec.op_flags;
bool mem_in = flags & RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_IN_ENABLE;
bool hc_in = flags & RTE_BBDEV_LDPC_HQ_COMBINE_IN_ENABLE;
bool mem_out = flags & RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_OUT_ENABLE;
bool hc_out = flags & RTE_BBDEV_LDPC_HQ_COMBINE_OUT_ENABLE;
bool h_comp = flags & RTE_BBDEV_LDPC_HARQ_6BIT_COMPRESSION;
for (j = 0; j < n; ++j) {
if ((mem_in || hc_in) && preload) {
save_hc_in = ops[j]->ldpc_dec.harq_combined_input;
save_hc_out = ops[j]->ldpc_dec.harq_combined_output;
for (j = 0; j < n; ++j) {
save_hc_in[j] = ops[j]->ldpc_dec.harq_combined_input;
save_hc_out[j] = ops[j]->ldpc_dec.harq_combined_output;
ops[j]->ldpc_dec.op_flags =
RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_LOOPBACK +
RTE_BBDEV_LDPC_INTERNAL_HARQ_MEMORY_OUT_ENABLE;
@ -2536,16 +2536,23 @@ preload_harq_ddr(uint16_t dev_id, uint16_t queue_id,
ops[j]->ldpc_dec.harq_combined_output.offset =
harq_offset;
ops[j]->ldpc_dec.harq_combined_input.offset = 0;
rte_bbdev_enqueue_ldpc_dec_ops(dev_id, queue_id,
&ops[j], 1);
ret = 0;
while (ret == 0)
ret = rte_bbdev_dequeue_ldpc_dec_ops(
dev_id, queue_id, &ops_deq[j], 1);
ops[j]->ldpc_dec.op_flags = flags;
ops[j]->ldpc_dec.harq_combined_input = save_hc_in;
ops[j]->ldpc_dec.harq_combined_output = save_hc_out;
harq_offset += HARQ_INCR;
}
rte_bbdev_enqueue_ldpc_dec_ops(dev_id, queue_id, &ops[0], n);
deq = 0;
while (deq != n)
deq += rte_bbdev_dequeue_ldpc_dec_ops(
dev_id, queue_id, &ops_deq[deq],
n - deq);
/* Restore the operations */
for (j = 0; j < n; ++j) {
ops[j]->ldpc_dec.op_flags = flags;
ops[j]->ldpc_dec.harq_combined_input = save_hc_in[j];
ops[j]->ldpc_dec.harq_combined_output = save_hc_out[j];
}
}
harq_offset = (uint32_t) queue_id * HARQ_INCR * MAX_OPS;
for (j = 0; j < n; ++j) {
/* Adjust HARQ offset when we reach external DDR */
if (mem_in || hc_in)
ops[j]->ldpc_dec.harq_combined_input.offset
@ -3231,11 +3238,9 @@ bler_pmd_lcore_ldpc_dec(void *arg)
mbuf_reset(
ops_enq[j]->ldpc_dec.harq_combined_output.data);
}
if (extDdr) {
bool preload = i == (TEST_REPETITIONS - 1);
if (extDdr)
preload_harq_ddr(tp->dev_id, queue_id, ops_enq,
num_ops, preload);
}
num_ops, true);
start_time = rte_rdtsc_precise();
for (enq = 0, deq = 0; enq < num_ops;) {
@ -3362,11 +3367,9 @@ throughput_pmd_lcore_ldpc_dec(void *arg)
mbuf_reset(
ops_enq[j]->ldpc_dec.harq_combined_output.data);
}
if (extDdr) {
bool preload = i == (TEST_REPETITIONS - 1);
if (extDdr)
preload_harq_ddr(tp->dev_id, queue_id, ops_enq,
num_ops, preload);
}
num_ops, true);
start_time = rte_rdtsc_precise();
for (enq = 0, deq = 0; enq < num_ops;) {