#include <rte_mbuf.h>
#include "rte_rawdev.h"
#include "rte_ioat_rawdev.h"
+#include "ioat_private.h"
+
+#define MAX_SUPPORTED_RAWDEVS 64
+#define TEST_SKIPPED 77
+#define COPY_LEN 1024
int ioat_rawdev_test(uint16_t dev_id); /* pre-define to keep compiler happy */
static struct rte_mempool *pool;
+static unsigned short expected_ring_size[MAX_SUPPORTED_RAWDEVS];
+
+#define PRINT_ERR(...) print_err(__func__, __LINE__, __VA_ARGS__)
+
+static inline int
+__rte_format_printf(3, 4)
+print_err(const char *func, int lineno, const char *format, ...)
+{
+ va_list ap;
+ int ret;
+
+ ret = fprintf(stderr, "In %s:%d - ", func, lineno);
+ va_start(ap, format);
+ ret += vfprintf(stderr, format, ap);
+ va_end(ap);
+
+ return ret;
+}
+
+static int
+do_multi_copies(int dev_id, int split_batches, int split_completions)
+{
+ struct rte_mbuf *srcs[32], *dsts[32];
+ struct rte_mbuf *completed_src[64];
+ struct rte_mbuf *completed_dst[64];
+ unsigned int i, j;
+
+ for (i = 0; i < RTE_DIM(srcs); i++) {
+ char *src_data;
+
+ if (split_batches && i == RTE_DIM(srcs) / 2)
+ rte_ioat_perform_ops(dev_id);
+
+ srcs[i] = rte_pktmbuf_alloc(pool);
+ dsts[i] = rte_pktmbuf_alloc(pool);
+ src_data = rte_pktmbuf_mtod(srcs[i], char *);
+
+ for (j = 0; j < COPY_LEN; j++)
+ src_data[j] = rand() & 0xFF;
+
+ if (rte_ioat_enqueue_copy(dev_id,
+ srcs[i]->buf_iova + srcs[i]->data_off,
+ dsts[i]->buf_iova + dsts[i]->data_off,
+ COPY_LEN,
+ (uintptr_t)srcs[i],
+ (uintptr_t)dsts[i]) != 1) {
+ PRINT_ERR("Error with rte_ioat_enqueue_copy for buffer %u\n",
+ i);
+ return -1;
+ }
+ }
+ rte_ioat_perform_ops(dev_id);
+ usleep(100);
+
+ if (split_completions) {
+ /* gather completions in two halves */
+ uint16_t half_len = RTE_DIM(srcs) / 2;
+ if (rte_ioat_completed_ops(dev_id, half_len, NULL, NULL,
+ (void *)completed_src,
+ (void *)completed_dst) != half_len) {
+ PRINT_ERR("Error with rte_ioat_completed_ops - first half request\n");
+ rte_rawdev_dump(dev_id, stdout);
+ return -1;
+ }
+ if (rte_ioat_completed_ops(dev_id, half_len, NULL, NULL,
+ (void *)&completed_src[half_len],
+ (void *)&completed_dst[half_len]) != half_len) {
+ PRINT_ERR("Error with rte_ioat_completed_ops - second half request\n");
+ rte_rawdev_dump(dev_id, stdout);
+ return -1;
+ }
+ } else {
+ /* gather all completions in one go */
+ if (rte_ioat_completed_ops(dev_id, RTE_DIM(completed_src), NULL, NULL,
+ (void *)completed_src,
+ (void *)completed_dst) != RTE_DIM(srcs)) {
+ PRINT_ERR("Error with rte_ioat_completed_ops\n");
+ rte_rawdev_dump(dev_id, stdout);
+ return -1;
+ }
+ }
+ for (i = 0; i < RTE_DIM(srcs); i++) {
+ char *src_data, *dst_data;
+
+ if (completed_src[i] != srcs[i]) {
+ PRINT_ERR("Error with source pointer %u\n", i);
+ return -1;
+ }
+ if (completed_dst[i] != dsts[i]) {
+ PRINT_ERR("Error with dest pointer %u\n", i);
+ return -1;
+ }
+
+ src_data = rte_pktmbuf_mtod(srcs[i], char *);
+ dst_data = rte_pktmbuf_mtod(dsts[i], char *);
+ for (j = 0; j < COPY_LEN; j++)
+ if (src_data[j] != dst_data[j]) {
+ PRINT_ERR("Error with copy of packet %u, byte %u\n",
+ i, j);
+ return -1;
+ }
+ rte_pktmbuf_free(srcs[i]);
+ rte_pktmbuf_free(dsts[i]);
+ }
+ return 0;
+}
static int
test_enqueue_copies(int dev_id)
{
- const unsigned int length = 1024;
unsigned int i;
+ /* test doing a single copy */
do {
struct rte_mbuf *src, *dst;
char *src_data, *dst_data;
struct rte_mbuf *completed[2] = {0};
- /* test doing a single copy */
src = rte_pktmbuf_alloc(pool);
dst = rte_pktmbuf_alloc(pool);
- src->data_len = src->pkt_len = length;
- dst->data_len = dst->pkt_len = length;
src_data = rte_pktmbuf_mtod(src, char *);
dst_data = rte_pktmbuf_mtod(dst, char *);
- for (i = 0; i < length; i++)
+ for (i = 0; i < COPY_LEN; i++)
src_data[i] = rand() & 0xFF;
if (rte_ioat_enqueue_copy(dev_id,
src->buf_iova + src->data_off,
dst->buf_iova + dst->data_off,
- length,
+ COPY_LEN,
(uintptr_t)src,
- (uintptr_t)dst,
- 0 /* no fence */) != 1) {
- printf("Error with rte_ioat_enqueue_copy\n");
+ (uintptr_t)dst) != 1) {
+ PRINT_ERR("Error with rte_ioat_enqueue_copy\n");
return -1;
}
- rte_ioat_do_copies(dev_id);
+ rte_ioat_perform_ops(dev_id);
usleep(10);
- if (rte_ioat_completed_copies(dev_id, 1, (void *)&completed[0],
+ if (rte_ioat_completed_ops(dev_id, 1, NULL, NULL, (void *)&completed[0],
(void *)&completed[1]) != 1) {
- printf("Error with rte_ioat_completed_copies\n");
+ PRINT_ERR("Error with rte_ioat_completed_ops\n");
return -1;
}
if (completed[0] != src || completed[1] != dst) {
- printf("Error with completions: got (%p, %p), not (%p,%p)\n",
+ PRINT_ERR("Error with completions: got (%p, %p), not (%p,%p)\n",
completed[0], completed[1], src, dst);
return -1;
}
- for (i = 0; i < length; i++)
+ for (i = 0; i < COPY_LEN; i++)
if (dst_data[i] != src_data[i]) {
- printf("Data mismatch at char %u\n", i);
+ PRINT_ERR("Data mismatch at char %u [Got %02x not %02x]\n",
+ i, dst_data[i], src_data[i]);
return -1;
}
rte_pktmbuf_free(src);
rte_pktmbuf_free(dst);
+
+ /* check ring is now empty */
+ if (rte_ioat_completed_ops(dev_id, 1, NULL, NULL, (void *)&completed[0],
+ (void *)&completed[1]) != 0) {
+ PRINT_ERR("Error: got unexpected returned handles from rte_ioat_completed_ops\n");
+ return -1;
+ }
} while (0);
- /* test doing multiple copies */
+ /* test doing a multiple single copies */
do {
- struct rte_mbuf *srcs[32], *dsts[32];
- struct rte_mbuf *completed_src[64];
- struct rte_mbuf *completed_dst[64];
- unsigned int j;
-
- for (i = 0; i < RTE_DIM(srcs); i++) {
- char *src_data;
+ const uint16_t max_ops = 4;
+ struct rte_mbuf *src, *dst;
+ char *src_data, *dst_data;
+ struct rte_mbuf *completed[32] = {0};
+ const uint16_t max_completions = RTE_DIM(completed) / 2;
- srcs[i] = rte_pktmbuf_alloc(pool);
- dsts[i] = rte_pktmbuf_alloc(pool);
- srcs[i]->data_len = srcs[i]->pkt_len = length;
- dsts[i]->data_len = dsts[i]->pkt_len = length;
- src_data = rte_pktmbuf_mtod(srcs[i], char *);
+ src = rte_pktmbuf_alloc(pool);
+ dst = rte_pktmbuf_alloc(pool);
+ src_data = rte_pktmbuf_mtod(src, char *);
+ dst_data = rte_pktmbuf_mtod(dst, char *);
- for (j = 0; j < length; j++)
- src_data[j] = rand() & 0xFF;
+ for (i = 0; i < COPY_LEN; i++)
+ src_data[i] = rand() & 0xFF;
+ /* perform the same copy <max_ops> times */
+ for (i = 0; i < max_ops; i++) {
if (rte_ioat_enqueue_copy(dev_id,
- srcs[i]->buf_iova + srcs[i]->data_off,
- dsts[i]->buf_iova + dsts[i]->data_off,
- length,
- (uintptr_t)srcs[i],
- (uintptr_t)dsts[i],
- 0 /* nofence */) != 1) {
- printf("Error with rte_ioat_enqueue_copy for buffer %u\n",
- i);
+ src->buf_iova + src->data_off,
+ dst->buf_iova + dst->data_off,
+ COPY_LEN,
+ (uintptr_t)src,
+ (uintptr_t)dst) != 1) {
+ PRINT_ERR("Error with rte_ioat_enqueue_copy\n");
return -1;
}
+ rte_ioat_perform_ops(dev_id);
}
- rte_ioat_do_copies(dev_id);
+ usleep(10);
+
+ if (rte_ioat_completed_ops(dev_id, max_completions, NULL, NULL,
+ (void *)&completed[0],
+ (void *)&completed[max_completions]) != max_ops) {
+ PRINT_ERR("Error with rte_ioat_completed_ops\n");
+ rte_rawdev_dump(dev_id, stdout);
+ return -1;
+ }
+ if (completed[0] != src || completed[max_completions] != dst) {
+ PRINT_ERR("Error with completions: got (%p, %p), not (%p,%p)\n",
+ completed[0], completed[max_completions], src, dst);
+ return -1;
+ }
+
+ for (i = 0; i < COPY_LEN; i++)
+ if (dst_data[i] != src_data[i]) {
+ PRINT_ERR("Data mismatch at char %u\n", i);
+ return -1;
+ }
+ rte_pktmbuf_free(src);
+ rte_pktmbuf_free(dst);
+ } while (0);
+
+ /* test doing multiple copies */
+ do_multi_copies(dev_id, 0, 0); /* enqueue and complete one batch at a time */
+ do_multi_copies(dev_id, 1, 0); /* enqueue 2 batches and then complete both */
+ do_multi_copies(dev_id, 0, 1); /* enqueue 1 batch, then complete in two halves */
+ return 0;
+}
+
+static int
+test_enqueue_fill(int dev_id)
+{
+ const unsigned int lengths[] = {8, 64, 1024, 50, 100, 89};
+ struct rte_mbuf *dst = rte_pktmbuf_alloc(pool);
+ char *dst_data = rte_pktmbuf_mtod(dst, char *);
+ struct rte_mbuf *completed[2] = {0};
+ uint64_t pattern = 0xfedcba9876543210;
+ unsigned int i, j;
+
+ for (i = 0; i < RTE_DIM(lengths); i++) {
+ /* reset dst_data */
+ memset(dst_data, 0, lengths[i]);
+
+ /* perform the fill operation */
+ if (rte_ioat_enqueue_fill(dev_id, pattern,
+ dst->buf_iova + dst->data_off, lengths[i],
+ (uintptr_t)dst) != 1) {
+ PRINT_ERR("Error with rte_ioat_enqueue_fill\n");
+ return -1;
+ }
+
+ rte_ioat_perform_ops(dev_id);
usleep(100);
- if (rte_ioat_completed_copies(dev_id, 64, (void *)completed_src,
- (void *)completed_dst) != RTE_DIM(srcs)) {
- printf("Error with rte_ioat_completed_copies\n");
+ if (rte_ioat_completed_ops(dev_id, 1, NULL, NULL, (void *)&completed[0],
+ (void *)&completed[1]) != 1) {
+ PRINT_ERR("Error with completed ops\n");
return -1;
}
- for (i = 0; i < RTE_DIM(srcs); i++) {
- char *src_data, *dst_data;
+ /* check the result */
+ for (j = 0; j < lengths[i]; j++) {
+ char pat_byte = ((char *)&pattern)[j % 8];
+ if (dst_data[j] != pat_byte) {
+ PRINT_ERR("Error with fill operation (lengths = %u): got (%x), not (%x)\n",
+ lengths[i], dst_data[j], pat_byte);
+ return -1;
+ }
+ }
+ }
- if (completed_src[i] != srcs[i]) {
- printf("Error with source pointer %u\n", i);
+ rte_pktmbuf_free(dst);
+ return 0;
+}
+
+static int
+test_burst_capacity(int dev_id)
+{
+#define BURST_SIZE 64
+ const unsigned int ring_space = rte_ioat_burst_capacity(dev_id);
+ struct rte_mbuf *src, *dst;
+ unsigned int length = 1024;
+ unsigned int i, j, iter;
+ unsigned int old_cap, cap;
+ uintptr_t completions[BURST_SIZE];
+
+ src = rte_pktmbuf_alloc(pool);
+ dst = rte_pktmbuf_alloc(pool);
+
+ old_cap = ring_space;
+ /* to test capacity, we enqueue elements and check capacity is reduced
+ * by one each time - rebaselining the expected value after each burst
+ * as the capacity is only for a burst. We enqueue multiple bursts to
+ * fill up half the ring, before emptying it again. We do this twice to
+ * ensure that we get to test scenarios where we get ring wrap-around
+ */
+ for (iter = 0; iter < 2; iter++) {
+ for (i = 0; i < ring_space / (2 * BURST_SIZE); i++) {
+ cap = rte_ioat_burst_capacity(dev_id);
+ if (cap > old_cap) {
+ PRINT_ERR("Error, avail ring capacity has gone up, not down\n");
return -1;
}
- if (completed_dst[i] != dsts[i]) {
- printf("Error with dest pointer %u\n", i);
+ old_cap = cap;
+
+ for (j = 0; j < BURST_SIZE; j++) {
+ if (rte_ioat_enqueue_copy(dev_id, rte_pktmbuf_iova(src),
+ rte_pktmbuf_iova(dst), length, 0, 0) != 1) {
+ PRINT_ERR("Error with rte_ioat_enqueue_copy\n");
+ return -1;
+ }
+ if (cap - rte_ioat_burst_capacity(dev_id) != j + 1) {
+ PRINT_ERR("Error, ring capacity did not change as expected\n");
+ return -1;
+ }
+ }
+ rte_ioat_perform_ops(dev_id);
+ }
+ usleep(100);
+ for (i = 0; i < ring_space / (2 * BURST_SIZE); i++) {
+ if (rte_ioat_completed_ops(dev_id, BURST_SIZE,
+ NULL, NULL,
+ completions, completions) != BURST_SIZE) {
+ PRINT_ERR("Error with completions\n");
return -1;
}
+ }
+ if (rte_ioat_burst_capacity(dev_id) != ring_space) {
+ PRINT_ERR("Error, ring capacity has not reset to original value\n");
+ return -1;
+ }
+ old_cap = ring_space;
+ }
- src_data = rte_pktmbuf_mtod(srcs[i], char *);
- dst_data = rte_pktmbuf_mtod(dsts[i], char *);
- for (j = 0; j < length; j++)
- if (src_data[j] != dst_data[j]) {
- printf("Error with copy of packet %u, byte %u\n",
- i, j);
+ rte_pktmbuf_free(src);
+ rte_pktmbuf_free(dst);
+
+ return 0;
+}
+
+static int
+test_completion_status(int dev_id)
+{
+#define COMP_BURST_SZ 16
+ const unsigned int fail_copy[] = {0, 7, 15};
+ struct rte_mbuf *srcs[COMP_BURST_SZ], *dsts[COMP_BURST_SZ];
+ struct rte_mbuf *completed_src[COMP_BURST_SZ * 2];
+ struct rte_mbuf *completed_dst[COMP_BURST_SZ * 2];
+ unsigned int length = 1024;
+ unsigned int i;
+ uint8_t not_ok = 0;
+
+ /* Test single full batch statuses */
+ for (i = 0; i < RTE_DIM(fail_copy); i++) {
+ uint32_t status[COMP_BURST_SZ] = {0};
+ unsigned int j;
+
+ for (j = 0; j < COMP_BURST_SZ; j++) {
+ srcs[j] = rte_pktmbuf_alloc(pool);
+ dsts[j] = rte_pktmbuf_alloc(pool);
+
+ if (rte_ioat_enqueue_copy(dev_id,
+ (j == fail_copy[i] ? (phys_addr_t)NULL :
+ (srcs[j]->buf_iova + srcs[j]->data_off)),
+ dsts[j]->buf_iova + dsts[j]->data_off,
+ length,
+ (uintptr_t)srcs[j],
+ (uintptr_t)dsts[j]) != 1) {
+ PRINT_ERR("Error with rte_ioat_enqueue_copy for buffer %u\n", j);
+ return -1;
+ }
+ }
+ rte_ioat_perform_ops(dev_id);
+ usleep(100);
+
+ if (rte_ioat_completed_ops(dev_id, COMP_BURST_SZ, status, ¬_ok,
+ (void *)completed_src, (void *)completed_dst) != COMP_BURST_SZ) {
+ PRINT_ERR("Error with rte_ioat_completed_ops\n");
+ rte_rawdev_dump(dev_id, stdout);
+ return -1;
+ }
+ if (not_ok != 1 || status[fail_copy[i]] == RTE_IOAT_OP_SUCCESS) {
+ unsigned int j;
+ PRINT_ERR("Error, missing expected failed copy, %u\n", fail_copy[i]);
+ for (j = 0; j < COMP_BURST_SZ; j++)
+ printf("%u ", status[j]);
+ printf("<-- Statuses\n");
+ return -1;
+ }
+ for (j = 0; j < COMP_BURST_SZ; j++) {
+ rte_pktmbuf_free(completed_src[j]);
+ rte_pktmbuf_free(completed_dst[j]);
+ }
+ }
+
+ /* Test gathering status for two batches at once */
+ for (i = 0; i < RTE_DIM(fail_copy); i++) {
+ uint32_t status[COMP_BURST_SZ] = {0};
+ unsigned int batch, j;
+ unsigned int expected_failures = 0;
+
+ for (batch = 0; batch < 2; batch++) {
+ for (j = 0; j < COMP_BURST_SZ/2; j++) {
+ srcs[j] = rte_pktmbuf_alloc(pool);
+ dsts[j] = rte_pktmbuf_alloc(pool);
+
+ if (j == fail_copy[i])
+ expected_failures++;
+ if (rte_ioat_enqueue_copy(dev_id,
+ (j == fail_copy[i] ? (phys_addr_t)NULL :
+ (srcs[j]->buf_iova + srcs[j]->data_off)),
+ dsts[j]->buf_iova + dsts[j]->data_off,
+ length,
+ (uintptr_t)srcs[j],
+ (uintptr_t)dsts[j]) != 1) {
+ PRINT_ERR("Error with rte_ioat_enqueue_copy for buffer %u\n",
+ j);
return -1;
}
- rte_pktmbuf_free(srcs[i]);
- rte_pktmbuf_free(dsts[i]);
+ }
+ rte_ioat_perform_ops(dev_id);
}
+ usleep(100);
- } while (0);
+ if (rte_ioat_completed_ops(dev_id, COMP_BURST_SZ, status, ¬_ok,
+ (void *)completed_src, (void *)completed_dst) != COMP_BURST_SZ) {
+ PRINT_ERR("Error with rte_ioat_completed_ops\n");
+ rte_rawdev_dump(dev_id, stdout);
+ return -1;
+ }
+ if (not_ok != expected_failures) {
+ unsigned int j;
+ PRINT_ERR("Error, missing expected failed copy, got %u, not %u\n",
+ not_ok, expected_failures);
+ for (j = 0; j < COMP_BURST_SZ; j++)
+ printf("%u ", status[j]);
+ printf("<-- Statuses\n");
+ return -1;
+ }
+ for (j = 0; j < COMP_BURST_SZ; j++) {
+ rte_pktmbuf_free(completed_src[j]);
+ rte_pktmbuf_free(completed_dst[j]);
+ }
+ }
+
+ /* Test gathering status for half batch at a time */
+ for (i = 0; i < RTE_DIM(fail_copy); i++) {
+ uint32_t status[COMP_BURST_SZ] = {0};
+ unsigned int j;
+
+ for (j = 0; j < COMP_BURST_SZ; j++) {
+ srcs[j] = rte_pktmbuf_alloc(pool);
+ dsts[j] = rte_pktmbuf_alloc(pool);
+
+ if (rte_ioat_enqueue_copy(dev_id,
+ (j == fail_copy[i] ? (phys_addr_t)NULL :
+ (srcs[j]->buf_iova + srcs[j]->data_off)),
+ dsts[j]->buf_iova + dsts[j]->data_off,
+ length,
+ (uintptr_t)srcs[j],
+ (uintptr_t)dsts[j]) != 1) {
+ PRINT_ERR("Error with rte_ioat_enqueue_copy for buffer %u\n", j);
+ return -1;
+ }
+ }
+ rte_ioat_perform_ops(dev_id);
+ usleep(100);
+
+ if (rte_ioat_completed_ops(dev_id, COMP_BURST_SZ / 2, status, ¬_ok,
+ (void *)completed_src,
+ (void *)completed_dst) != (COMP_BURST_SZ / 2)) {
+ PRINT_ERR("Error with rte_ioat_completed_ops\n");
+ rte_rawdev_dump(dev_id, stdout);
+ return -1;
+ }
+ if (fail_copy[i] < COMP_BURST_SZ / 2 &&
+ (not_ok != 1 || status[fail_copy[i]] == RTE_IOAT_OP_SUCCESS)) {
+ PRINT_ERR("Missing expected failure in first half-batch\n");
+ rte_rawdev_dump(dev_id, stdout);
+ return -1;
+ }
+ if (rte_ioat_completed_ops(dev_id, COMP_BURST_SZ / 2, status, ¬_ok,
+ (void *)&completed_src[COMP_BURST_SZ / 2],
+ (void *)&completed_dst[COMP_BURST_SZ / 2]) != (COMP_BURST_SZ / 2)) {
+ PRINT_ERR("Error with rte_ioat_completed_ops\n");
+ rte_rawdev_dump(dev_id, stdout);
+ return -1;
+ }
+ if (fail_copy[i] >= COMP_BURST_SZ / 2 && (not_ok != 1 ||
+ status[fail_copy[i] - (COMP_BURST_SZ / 2)]
+ == RTE_IOAT_OP_SUCCESS)) {
+ PRINT_ERR("Missing expected failure in second half-batch\n");
+ rte_rawdev_dump(dev_id, stdout);
+ return -1;
+ }
+
+ for (j = 0; j < COMP_BURST_SZ; j++) {
+ rte_pktmbuf_free(completed_src[j]);
+ rte_pktmbuf_free(completed_dst[j]);
+ }
+ }
+
+ /* Test gathering statuses with fence */
+ for (i = 1; i < RTE_DIM(fail_copy); i++) {
+ uint32_t status[COMP_BURST_SZ * 2] = {0};
+ unsigned int j;
+ uint16_t count;
+
+ for (j = 0; j < COMP_BURST_SZ; j++) {
+ srcs[j] = rte_pktmbuf_alloc(pool);
+ dsts[j] = rte_pktmbuf_alloc(pool);
+
+ /* always fail the first copy */
+ if (rte_ioat_enqueue_copy(dev_id,
+ (j == 0 ? (phys_addr_t)NULL :
+ (srcs[j]->buf_iova + srcs[j]->data_off)),
+ dsts[j]->buf_iova + dsts[j]->data_off,
+ length,
+ (uintptr_t)srcs[j],
+ (uintptr_t)dsts[j]) != 1) {
+ PRINT_ERR("Error with rte_ioat_enqueue_copy for buffer %u\n", j);
+ return -1;
+ }
+ /* put in a fence which will stop any further transactions
+ * because we had a previous failure.
+ */
+ if (j == fail_copy[i])
+ rte_ioat_fence(dev_id);
+ }
+ rte_ioat_perform_ops(dev_id);
+ usleep(100);
+
+ count = rte_ioat_completed_ops(dev_id, COMP_BURST_SZ * 2, status, ¬_ok,
+ (void *)completed_src, (void *)completed_dst);
+ if (count != COMP_BURST_SZ) {
+ PRINT_ERR("Error with rte_ioat_completed_ops, got %u not %u\n",
+ count, COMP_BURST_SZ);
+ for (j = 0; j < count; j++)
+ printf("%u ", status[j]);
+ printf("<-- Statuses\n");
+ return -1;
+ }
+ if (not_ok != COMP_BURST_SZ - fail_copy[i]) {
+ PRINT_ERR("Unexpected failed copy count, got %u, expected %u\n",
+ not_ok, COMP_BURST_SZ - fail_copy[i]);
+ for (j = 0; j < COMP_BURST_SZ; j++)
+ printf("%u ", status[j]);
+ printf("<-- Statuses\n");
+ return -1;
+ }
+ if (status[0] == RTE_IOAT_OP_SUCCESS || status[0] == RTE_IOAT_OP_SKIPPED) {
+ PRINT_ERR("Error, op 0 unexpectedly did not fail.\n");
+ return -1;
+ }
+ for (j = 1; j <= fail_copy[i]; j++) {
+ if (status[j] != RTE_IOAT_OP_SUCCESS) {
+ PRINT_ERR("Error, op %u unexpectedly failed\n", j);
+ return -1;
+ }
+ }
+ for (j = fail_copy[i] + 1; j < COMP_BURST_SZ; j++) {
+ if (status[j] != RTE_IOAT_OP_SKIPPED) {
+ PRINT_ERR("Error, all descriptors after fence should be invalid\n");
+ return -1;
+ }
+ }
+ for (j = 0; j < COMP_BURST_SZ; j++) {
+ rte_pktmbuf_free(completed_src[j]);
+ rte_pktmbuf_free(completed_dst[j]);
+ }
+ }
return 0;
}
ioat_rawdev_test(uint16_t dev_id)
{
#define IOAT_TEST_RINGSIZE 512
+ const struct rte_idxd_rawdev *idxd =
+ (struct rte_idxd_rawdev *)rte_rawdevs[dev_id].dev_private;
+ const enum rte_ioat_dev_type ioat_type = idxd->type;
struct rte_ioat_rawdev_config p = { .ring_size = -1 };
struct rte_rawdev_info info = { .dev_private = &p };
struct rte_rawdev_xstats_name *snames = NULL;
unsigned int nb_xstats;
unsigned int i;
- rte_rawdev_info_get(dev_id, &info);
- if (p.ring_size != 0) {
- printf("Error, initial ring size is non-zero (%d)\n",
- (int)p.ring_size);
+ if (dev_id >= MAX_SUPPORTED_RAWDEVS) {
+ printf("Skipping test. Cannot test rawdevs with id's greater than %d\n",
+ MAX_SUPPORTED_RAWDEVS);
+ return TEST_SKIPPED;
+ }
+
+ rte_rawdev_info_get(dev_id, &info, sizeof(p));
+ if (p.ring_size != expected_ring_size[dev_id]) {
+ PRINT_ERR("Error, initial ring size is not as expected (Actual: %d, Expected: %d)\n",
+ (int)p.ring_size, expected_ring_size[dev_id]);
return -1;
}
p.ring_size = IOAT_TEST_RINGSIZE;
- if (rte_rawdev_configure(dev_id, &info) != 0) {
- printf("Error with rte_rawdev_configure()\n");
+ if (rte_rawdev_configure(dev_id, &info, sizeof(p)) != 0) {
+ PRINT_ERR("Error with rte_rawdev_configure()\n");
return -1;
}
- rte_rawdev_info_get(dev_id, &info);
+ rte_rawdev_info_get(dev_id, &info, sizeof(p));
if (p.ring_size != IOAT_TEST_RINGSIZE) {
- printf("Error, ring size is not %d (%d)\n",
+ PRINT_ERR("Error, ring size is not %d (%d)\n",
IOAT_TEST_RINGSIZE, (int)p.ring_size);
return -1;
}
+ expected_ring_size[dev_id] = p.ring_size;
if (rte_rawdev_start(dev_id) != 0) {
- printf("Error with rte_rawdev_start()\n");
+ PRINT_ERR("Error with rte_rawdev_start()\n");
return -1;
}
pool = rte_pktmbuf_pool_create("TEST_IOAT_POOL",
- 256, /* n == num elements */
+ p.ring_size * 2, /* n == num elements */
32, /* cache size */
0, /* priv size */
2048, /* data room size */
info.socket_id);
if (pool == NULL) {
- printf("Error with mempool creation\n");
+ PRINT_ERR("Error with mempool creation\n");
return -1;
}
snames = malloc(sizeof(*snames) * nb_xstats);
if (snames == NULL) {
- printf("Error allocating xstat names memory\n");
+ PRINT_ERR("Error allocating xstat names memory\n");
goto err;
}
rte_rawdev_xstats_names_get(dev_id, snames, nb_xstats);
ids = malloc(sizeof(*ids) * nb_xstats);
if (ids == NULL) {
- printf("Error allocating xstat ids memory\n");
+ PRINT_ERR("Error allocating xstat ids memory\n");
goto err;
}
for (i = 0; i < nb_xstats; i++)
stats = malloc(sizeof(*stats) * nb_xstats);
if (stats == NULL) {
- printf("Error allocating xstat memory\n");
+ PRINT_ERR("Error allocating xstat memory\n");
goto err;
}
/* run the test cases */
+ printf("Running Copy Tests\n");
for (i = 0; i < 100; i++) {
unsigned int j;
}
printf("\n");
+ /* test enqueue fill operation */
+ printf("Running Fill Tests\n");
+ for (i = 0; i < 100; i++) {
+ unsigned int j;
+
+ if (test_enqueue_fill(dev_id) != 0)
+ goto err;
+
+ rte_rawdev_xstats_get(dev_id, ids, stats, nb_xstats);
+ for (j = 0; j < nb_xstats; j++)
+ printf("%s: %"PRIu64" ", snames[j].name, stats[j]);
+ printf("\r");
+ }
+ printf("\n");
+
+ printf("Running Burst Capacity Test\n");
+ if (test_burst_capacity(dev_id) != 0)
+ goto err;
+
+ /* only DSA devices report address errors, and we can only use null pointers
+ * to generate those errors when DPDK is in VA mode.
+ */
+ if (rte_eal_iova_mode() == RTE_IOVA_VA && ioat_type == RTE_IDXD_DEV) {
+ printf("Running Completions Status Test\n");
+ if (test_completion_status(dev_id) != 0)
+ goto err;
+ }
+
+ rte_rawdev_stop(dev_id);
+ if (rte_rawdev_xstats_reset(dev_id, NULL, 0) != 0) {
+ PRINT_ERR("Error resetting xstat values\n");
+ goto err;
+ }
+
rte_mempool_free(pool);
free(snames);
free(stats);
return 0;
err:
+ rte_rawdev_stop(dev_id);
+ rte_rawdev_xstats_reset(dev_id, NULL, 0);
rte_mempool_free(pool);
free(snames);
free(stats);
git.droids-corp.org / dpdk.git / blobdiff