* [PATCH] dmadev: add tracepoints at data path APIs
@ 2024-01-12 10:26 Chengwen Feng
2024-02-09 21:19 ` Thomas Monjalon
0 siblings, 1 reply; 2+ messages in thread
From: Chengwen Feng @ 2024-01-12 10:26 UTC (permalink / raw)
To: dev, thomas; +Cc: mb, david.marchand, kevin.laatz, bruce.richardson
Add tracepoints at data path APIs for tracing support.
Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
Acked-by: Morten Brørup <mb@smartsharesystems.com>
---
lib/dmadev/meson.build | 2 +-
lib/dmadev/rte_dmadev.h | 56 +++++++---
lib/dmadev/rte_dmadev_trace_fp.h | 150 +++++++++++++++++++++++++++
lib/dmadev/rte_dmadev_trace_points.c | 27 +++++
lib/dmadev/version.map | 15 +++
5 files changed, 236 insertions(+), 14 deletions(-)
create mode 100644 lib/dmadev/rte_dmadev_trace_fp.h
diff --git a/lib/dmadev/meson.build b/lib/dmadev/meson.build
index e0d90aea67..62b0650b9b 100644
--- a/lib/dmadev/meson.build
+++ b/lib/dmadev/meson.build
@@ -3,7 +3,7 @@
sources = files('rte_dmadev.c', 'rte_dmadev_trace_points.c')
headers = files('rte_dmadev.h')
-indirect_headers += files('rte_dmadev_core.h')
+indirect_headers += files('rte_dmadev_core.h', 'rte_dmadev_trace_fp.h')
driver_sdk_headers += files('rte_dmadev_pmd.h')
deps += ['telemetry']
diff --git a/lib/dmadev/rte_dmadev.h b/lib/dmadev/rte_dmadev.h
index 450b81c307..5474a5281d 100644
--- a/lib/dmadev/rte_dmadev.h
+++ b/lib/dmadev/rte_dmadev.h
@@ -773,6 +773,7 @@ struct rte_dma_sge {
};
#include "rte_dmadev_core.h"
+#include "rte_dmadev_trace_fp.h"
/**@{@name DMA operation flag
* @see rte_dma_copy()
@@ -836,6 +837,7 @@ rte_dma_copy(int16_t dev_id, uint16_t vchan, rte_iova_t src, rte_iova_t dst,
uint32_t length, uint64_t flags)
{
struct rte_dma_fp_object *obj = &rte_dma_fp_objs[dev_id];
+ int ret;
#ifdef RTE_DMADEV_DEBUG
if (!rte_dma_is_valid(dev_id) || length == 0)
@@ -844,7 +846,10 @@ rte_dma_copy(int16_t dev_id, uint16_t vchan, rte_iova_t src, rte_iova_t dst,
return -ENOTSUP;
#endif
- return (*obj->copy)(obj->dev_private, vchan, src, dst, length, flags);
+ ret = (*obj->copy)(obj->dev_private, vchan, src, dst, length, flags);
+ rte_dma_trace_copy(dev_id, vchan, src, dst, length, flags, ret);
+
+ return ret;
}
/**
@@ -883,6 +888,7 @@ rte_dma_copy_sg(int16_t dev_id, uint16_t vchan, struct rte_dma_sge *src,
uint64_t flags)
{
struct rte_dma_fp_object *obj = &rte_dma_fp_objs[dev_id];
+ int ret;
#ifdef RTE_DMADEV_DEBUG
if (!rte_dma_is_valid(dev_id) || src == NULL || dst == NULL ||
@@ -892,8 +898,12 @@ rte_dma_copy_sg(int16_t dev_id, uint16_t vchan, struct rte_dma_sge *src,
return -ENOTSUP;
#endif
- return (*obj->copy_sg)(obj->dev_private, vchan, src, dst, nb_src,
- nb_dst, flags);
+ ret = (*obj->copy_sg)(obj->dev_private, vchan, src, dst, nb_src,
+ nb_dst, flags);
+ rte_dma_trace_copy_sg(dev_id, vchan, src, dst, nb_src, nb_dst, flags,
+ ret);
+
+ return ret;
}
/**
@@ -927,6 +937,7 @@ rte_dma_fill(int16_t dev_id, uint16_t vchan, uint64_t pattern,
rte_iova_t dst, uint32_t length, uint64_t flags)
{
struct rte_dma_fp_object *obj = &rte_dma_fp_objs[dev_id];
+ int ret;
#ifdef RTE_DMADEV_DEBUG
if (!rte_dma_is_valid(dev_id) || length == 0)
@@ -935,8 +946,11 @@ rte_dma_fill(int16_t dev_id, uint16_t vchan, uint64_t pattern,
return -ENOTSUP;
#endif
- return (*obj->fill)(obj->dev_private, vchan, pattern, dst, length,
- flags);
+ ret = (*obj->fill)(obj->dev_private, vchan, pattern, dst, length,
+ flags);
+ rte_dma_trace_fill(dev_id, vchan, pattern, dst, length, flags, ret);
+
+ return ret;
}
/**
@@ -957,6 +971,7 @@ static inline int
rte_dma_submit(int16_t dev_id, uint16_t vchan)
{
struct rte_dma_fp_object *obj = &rte_dma_fp_objs[dev_id];
+ int ret;
#ifdef RTE_DMADEV_DEBUG
if (!rte_dma_is_valid(dev_id))
@@ -965,7 +980,10 @@ rte_dma_submit(int16_t dev_id, uint16_t vchan)
return -ENOTSUP;
#endif
- return (*obj->submit)(obj->dev_private, vchan);
+ ret = (*obj->submit)(obj->dev_private, vchan);
+ rte_dma_trace_submit(dev_id, vchan, ret);
+
+ return ret;
}
/**
@@ -995,7 +1013,7 @@ rte_dma_completed(int16_t dev_id, uint16_t vchan, const uint16_t nb_cpls,
uint16_t *last_idx, bool *has_error)
{
struct rte_dma_fp_object *obj = &rte_dma_fp_objs[dev_id];
- uint16_t idx;
+ uint16_t idx, ret;
bool err;
#ifdef RTE_DMADEV_DEBUG
@@ -1019,8 +1037,12 @@ rte_dma_completed(int16_t dev_id, uint16_t vchan, const uint16_t nb_cpls,
has_error = &err;
*has_error = false;
- return (*obj->completed)(obj->dev_private, vchan, nb_cpls, last_idx,
- has_error);
+ ret = (*obj->completed)(obj->dev_private, vchan, nb_cpls, last_idx,
+ has_error);
+ rte_dma_trace_completed(dev_id, vchan, nb_cpls, last_idx, has_error,
+ ret);
+
+ return ret;
}
/**
@@ -1055,7 +1077,7 @@ rte_dma_completed_status(int16_t dev_id, uint16_t vchan,
enum rte_dma_status_code *status)
{
struct rte_dma_fp_object *obj = &rte_dma_fp_objs[dev_id];
- uint16_t idx;
+ uint16_t idx, ret;
#ifdef RTE_DMADEV_DEBUG
if (!rte_dma_is_valid(dev_id) || nb_cpls == 0 || status == NULL)
@@ -1067,8 +1089,12 @@ rte_dma_completed_status(int16_t dev_id, uint16_t vchan,
if (last_idx == NULL)
last_idx = &idx;
- return (*obj->completed_status)(obj->dev_private, vchan, nb_cpls,
- last_idx, status);
+ ret = (*obj->completed_status)(obj->dev_private, vchan, nb_cpls,
+ last_idx, status);
+ rte_dma_trace_completed_status(dev_id, vchan, nb_cpls, last_idx, status,
+ ret);
+
+ return ret;
}
/**
@@ -1087,6 +1113,7 @@ static inline uint16_t
rte_dma_burst_capacity(int16_t dev_id, uint16_t vchan)
{
struct rte_dma_fp_object *obj = &rte_dma_fp_objs[dev_id];
+ uint16_t ret;
#ifdef RTE_DMADEV_DEBUG
if (!rte_dma_is_valid(dev_id))
@@ -1094,7 +1121,10 @@ rte_dma_burst_capacity(int16_t dev_id, uint16_t vchan)
if (*obj->burst_capacity == NULL)
return 0;
#endif
- return (*obj->burst_capacity)(obj->dev_private, vchan);
+ ret = (*obj->burst_capacity)(obj->dev_private, vchan);
+ rte_dma_trace_burst_capacity(dev_id, vchan, ret);
+
+ return ret;
}
#ifdef __cplusplus
diff --git a/lib/dmadev/rte_dmadev_trace_fp.h b/lib/dmadev/rte_dmadev_trace_fp.h
new file mode 100644
index 0000000000..f5b96838bc
--- /dev/null
+++ b/lib/dmadev/rte_dmadev_trace_fp.h
@@ -0,0 +1,150 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2024 HiSilicon Limited
+ */
+
+#ifndef RTE_DMADEV_TRACE_FP_H
+#define RTE_DMADEV_TRACE_FP_H
+
+/**
+ * @file
+ *
+ * API for dmadev fastpath trace support
+ */
+
+#include <rte_trace_point.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+RTE_TRACE_POINT_FP(
+ rte_dma_trace_stats_get,
+ RTE_TRACE_POINT_ARGS(int16_t dev_id, uint16_t vchan,
+ struct rte_dma_stats *stats, int ret),
+ rte_trace_point_emit_i16(dev_id);
+ rte_trace_point_emit_u16(vchan);
+ rte_trace_point_emit_u64(stats->submitted);
+ rte_trace_point_emit_u64(stats->completed);
+ rte_trace_point_emit_u64(stats->errors);
+ rte_trace_point_emit_int(ret);
+)
+
+RTE_TRACE_POINT_FP(
+ rte_dma_trace_vchan_status,
+ RTE_TRACE_POINT_ARGS(int16_t dev_id, uint16_t vchan,
+ enum rte_dma_vchan_status *status, int ret),
+#ifdef _RTE_TRACE_POINT_REGISTER_H_
+ enum rte_dma_vchan_status __status = 0;
+ status = &__status;
+#endif /* _RTE_TRACE_POINT_REGISTER_H_ */
+ int vchan_status = *status;
+ rte_trace_point_emit_i16(dev_id);
+ rte_trace_point_emit_u16(vchan);
+ rte_trace_point_emit_int(vchan_status);
+ rte_trace_point_emit_int(ret);
+)
+
+RTE_TRACE_POINT_FP(
+ rte_dma_trace_copy,
+ RTE_TRACE_POINT_ARGS(int16_t dev_id, uint16_t vchan, rte_iova_t src,
+ rte_iova_t dst, uint32_t length, uint64_t flags,
+ int ret),
+ rte_trace_point_emit_i16(dev_id);
+ rte_trace_point_emit_u16(vchan);
+ rte_trace_point_emit_u64(src);
+ rte_trace_point_emit_u64(dst);
+ rte_trace_point_emit_u32(length);
+ rte_trace_point_emit_u64(flags);
+ rte_trace_point_emit_int(ret);
+)
+
+RTE_TRACE_POINT_FP(
+ rte_dma_trace_copy_sg,
+ RTE_TRACE_POINT_ARGS(int16_t dev_id, uint16_t vchan,
+ struct rte_dma_sge *src, struct rte_dma_sge *dst,
+ uint16_t nb_src, uint16_t nb_dst, uint64_t flags,
+ int ret),
+ rte_trace_point_emit_i16(dev_id);
+ rte_trace_point_emit_u16(vchan);
+ rte_trace_point_emit_ptr(src);
+ rte_trace_point_emit_ptr(dst);
+ rte_trace_point_emit_u16(nb_src);
+ rte_trace_point_emit_u16(nb_dst);
+ rte_trace_point_emit_u64(flags);
+ rte_trace_point_emit_int(ret);
+)
+
+RTE_TRACE_POINT_FP(
+ rte_dma_trace_fill,
+ RTE_TRACE_POINT_ARGS(int16_t dev_id, uint16_t vchan, uint64_t pattern,
+ rte_iova_t dst, uint32_t length, uint64_t flags,
+ int ret),
+ rte_trace_point_emit_i16(dev_id);
+ rte_trace_point_emit_u16(vchan);
+ rte_trace_point_emit_u64(pattern);
+ rte_trace_point_emit_u64(dst);
+ rte_trace_point_emit_u32(length);
+ rte_trace_point_emit_u64(flags);
+ rte_trace_point_emit_int(ret);
+)
+
+RTE_TRACE_POINT_FP(
+ rte_dma_trace_submit,
+ RTE_TRACE_POINT_ARGS(int16_t dev_id, uint16_t vchan, int ret),
+ rte_trace_point_emit_i16(dev_id);
+ rte_trace_point_emit_u16(vchan);
+ rte_trace_point_emit_int(ret);
+)
+
+RTE_TRACE_POINT_FP(
+ rte_dma_trace_completed,
+ RTE_TRACE_POINT_ARGS(int16_t dev_id, uint16_t vchan,
+ const uint16_t nb_cpls, uint16_t *last_idx,
+ bool *has_error, uint16_t ret),
+#ifdef _RTE_TRACE_POINT_REGISTER_H_
+ uint16_t __last_idx = 0;
+ bool __has_error = false;
+ last_idx = &__last_idx;
+ has_error = &__has_error;
+#endif /* _RTE_TRACE_POINT_REGISTER_H_ */
+ int has_error_val = *has_error;
+ int last_idx_val = *last_idx;
+ rte_trace_point_emit_i16(dev_id);
+ rte_trace_point_emit_u16(vchan);
+ rte_trace_point_emit_u16(nb_cpls);
+ rte_trace_point_emit_int(last_idx_val);
+ rte_trace_point_emit_int(has_error_val);
+ rte_trace_point_emit_u16(ret);
+)
+
+RTE_TRACE_POINT_FP(
+ rte_dma_trace_completed_status,
+ RTE_TRACE_POINT_ARGS(int16_t dev_id, uint16_t vchan,
+ const uint16_t nb_cpls, uint16_t *last_idx,
+ enum rte_dma_status_code *status, uint16_t ret),
+#ifdef _RTE_TRACE_POINT_REGISTER_H_
+ uint16_t __last_idx = 0;
+ last_idx = &__last_idx;
+#endif /* _RTE_TRACE_POINT_REGISTER_H_ */
+ int last_idx_val = *last_idx;
+ rte_trace_point_emit_i16(dev_id);
+ rte_trace_point_emit_u16(vchan);
+ rte_trace_point_emit_u16(nb_cpls);
+ rte_trace_point_emit_int(last_idx_val);
+ rte_trace_point_emit_ptr(status);
+ rte_trace_point_emit_u16(ret);
+)
+
+RTE_TRACE_POINT_FP(
+ rte_dma_trace_burst_capacity,
+ RTE_TRACE_POINT_ARGS(int16_t dev_id, uint16_t vchan, uint16_t ret),
+ rte_trace_point_emit_i16(dev_id);
+ rte_trace_point_emit_u16(vchan);
+ rte_trace_point_emit_u16(ret);
+)
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* RTE_DMADEV_TRACE_FP_H */
diff --git a/lib/dmadev/rte_dmadev_trace_points.c b/lib/dmadev/rte_dmadev_trace_points.c
index 2a83b90cb3..4c74356346 100644
--- a/lib/dmadev/rte_dmadev_trace_points.c
+++ b/lib/dmadev/rte_dmadev_trace_points.c
@@ -24,8 +24,35 @@ RTE_TRACE_POINT_REGISTER(rte_dma_trace_close,
RTE_TRACE_POINT_REGISTER(rte_dma_trace_vchan_setup,
lib.dmadev.vchan_setup)
+RTE_TRACE_POINT_REGISTER(rte_dma_trace_stats_get,
+ lib.dmadev.stats_get)
+
RTE_TRACE_POINT_REGISTER(rte_dma_trace_stats_reset,
lib.dmadev.stats_reset)
+RTE_TRACE_POINT_REGISTER(rte_dma_trace_vchan_status,
+ lib.dmadev.vchan_status)
+
RTE_TRACE_POINT_REGISTER(rte_dma_trace_dump,
lib.dmadev.dump)
+
+RTE_TRACE_POINT_REGISTER(rte_dma_trace_copy,
+ lib.dmadev.copy)
+
+RTE_TRACE_POINT_REGISTER(rte_dma_trace_copy_sg,
+ lib.dmadev.copy_sg)
+
+RTE_TRACE_POINT_REGISTER(rte_dma_trace_fill,
+ lib.dmadev.fill)
+
+RTE_TRACE_POINT_REGISTER(rte_dma_trace_submit,
+ lib.dmadev.submit)
+
+RTE_TRACE_POINT_REGISTER(rte_dma_trace_completed,
+ lib.dmadev.completed)
+
+RTE_TRACE_POINT_REGISTER(rte_dma_trace_completed_status,
+ lib.dmadev.completed_status)
+
+RTE_TRACE_POINT_REGISTER(rte_dma_trace_burst_capacity,
+ lib.dmadev.burst_capacity)
diff --git a/lib/dmadev/version.map b/lib/dmadev/version.map
index 2a3736514c..14e0927282 100644
--- a/lib/dmadev/version.map
+++ b/lib/dmadev/version.map
@@ -20,6 +20,21 @@ DPDK_24 {
local: *;
};
+EXPERIMENTAL {
+ global:
+
+ # added in 24.03
+ __rte_dma_trace_burst_capacity;
+ __rte_dma_trace_completed;
+ __rte_dma_trace_completed_status;
+ __rte_dma_trace_copy;
+ __rte_dma_trace_copy_sg;
+ __rte_dma_trace_fill;
+ __rte_dma_trace_submit;
+
+ local: *;
+};
+
INTERNAL {
global:
--
2.17.1
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2024-01-12 10:26 [PATCH] dmadev: add tracepoints at data path APIs Chengwen Feng
2024-02-09 21:19 ` Thomas Monjalon
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