From: Chengwen Feng <fengchengwen@huawei.com>
To: <thomas@monjalon.net>, <ferruh.yigit@intel.com>,
<bruce.richardson@intel.com>, <jerinj@marvell.com>,
<jerinjacobk@gmail.com>, <andrew.rybchenko@oktetlabs.ru>
Cc: <dev@dpdk.org>, <mb@smartsharesystems.com>, <nipun.gupta@nxp.com>,
<hemant.agrawal@nxp.com>, <maxime.coquelin@redhat.com>,
<honnappa.nagarahalli@arm.com>, <david.marchand@redhat.com>,
<sburla@marvell.com>, <pkapoor@marvell.com>,
<konstantin.ananyev@intel.com>, <conor.walsh@intel.com>
Subject: [dpdk-dev] [PATCH v19 6/7] dma/skeleton: introduce skeleton dmadev driver
Date: Thu, 2 Sep 2021 21:13:14 +0800 [thread overview]
Message-ID: <1630588395-2804-7-git-send-email-fengchengwen@huawei.com> (raw)
In-Reply-To: <1630588395-2804-1-git-send-email-fengchengwen@huawei.com>
Skeleton dmadevice driver, on the lines of rawdev skeleton, is for
showcasing of the dmadev library.
Design of skeleton involves a virtual device which is plugged into VDEV
bus on initialization.
Also, enable compilation of dmadev skeleton drivers.
Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
---
MAINTAINERS | 1 +
drivers/dma/meson.build | 11 +
drivers/dma/skeleton/meson.build | 7 +
drivers/dma/skeleton/skeleton_dmadev.c | 601 +++++++++++++++++++++++++++++++++
drivers/dma/skeleton/skeleton_dmadev.h | 59 ++++
drivers/dma/skeleton/version.map | 3 +
drivers/meson.build | 1 +
7 files changed, 683 insertions(+)
create mode 100644 drivers/dma/meson.build
create mode 100644 drivers/dma/skeleton/meson.build
create mode 100644 drivers/dma/skeleton/skeleton_dmadev.c
create mode 100644 drivers/dma/skeleton/skeleton_dmadev.h
create mode 100644 drivers/dma/skeleton/version.map
diff --git a/MAINTAINERS b/MAINTAINERS
index 3858aa7..e69fb28 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -499,6 +499,7 @@ F: doc/guides/prog_guide/rawdev.rst
DMA device API - EXPERIMENTAL
M: Chengwen Feng <fengchengwen@huawei.com>
F: lib/dmadev/
+F: drivers/dma/skeleton/
F: doc/guides/prog_guide/dmadev.rst
diff --git a/drivers/dma/meson.build b/drivers/dma/meson.build
new file mode 100644
index 0000000..0c2c34c
--- /dev/null
+++ b/drivers/dma/meson.build
@@ -0,0 +1,11 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2021 HiSilicon Limited.
+
+if is_windows
+ subdir_done()
+endif
+
+drivers = [
+ 'skeleton',
+]
+std_deps = ['dmadev']
diff --git a/drivers/dma/skeleton/meson.build b/drivers/dma/skeleton/meson.build
new file mode 100644
index 0000000..27509b1
--- /dev/null
+++ b/drivers/dma/skeleton/meson.build
@@ -0,0 +1,7 @@
+# SPDX-License-Identifier: BSD-3-Clause
+# Copyright(c) 2021 HiSilicon Limited.
+
+deps += ['dmadev', 'kvargs', 'ring', 'bus_vdev']
+sources = files(
+ 'skeleton_dmadev.c',
+)
diff --git a/drivers/dma/skeleton/skeleton_dmadev.c b/drivers/dma/skeleton/skeleton_dmadev.c
new file mode 100644
index 0000000..7033062
--- /dev/null
+++ b/drivers/dma/skeleton/skeleton_dmadev.c
@@ -0,0 +1,601 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2021 HiSilicon Limited.
+ */
+
+#include <errno.h>
+#include <inttypes.h>
+#include <stdio.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <string.h>
+
+#include <rte_bus_vdev.h>
+#include <rte_common.h>
+#include <rte_cycles.h>
+#include <rte_debug.h>
+#include <rte_dev.h>
+#include <rte_eal.h>
+#include <rte_kvargs.h>
+#include <rte_lcore.h>
+#include <rte_log.h>
+#include <rte_malloc.h>
+#include <rte_memory.h>
+#include <rte_memcpy.h>
+#include <rte_ring.h>
+
+#include <rte_dmadev_pmd.h>
+
+#include "skeleton_dmadev.h"
+
+RTE_LOG_REGISTER_DEFAULT(skeldma_logtype, INFO);
+#define SKELDMA_LOG(level, fmt, args...) \
+ rte_log(RTE_LOG_ ## level, skeldma_logtype, "%s(): " fmt "\n", \
+ __func__, ##args)
+
+/* Count of instances */
+static uint16_t skeldma_init_once;
+
+static int
+skeldma_info_get(const struct rte_dmadev *dev, struct rte_dmadev_info *dev_info,
+ uint32_t info_sz)
+{
+#define SKELDMA_MAX_DESC 8192
+#define SKELDMA_MIN_DESC 128
+
+ RTE_SET_USED(dev);
+ RTE_SET_USED(info_sz);
+
+ dev_info->dev_capa = RTE_DMADEV_CAPA_MEM_TO_MEM |
+ RTE_DMADEV_CAPA_SVA |
+ RTE_DMADEV_CAPA_OPS_COPY;
+ dev_info->max_vchans = 1;
+ dev_info->max_desc = SKELDMA_MAX_DESC;
+ dev_info->min_desc = SKELDMA_MIN_DESC;
+
+ return 0;
+}
+
+static int
+skeldma_configure(struct rte_dmadev *dev, const struct rte_dmadev_conf *conf)
+{
+ RTE_SET_USED(dev);
+ RTE_SET_USED(conf);
+ return 0;
+}
+
+static void *
+cpucopy_thread(void *param)
+{
+#define SLEEP_THRESHOLD 10000
+#define SLEEP_US_VAL 10
+
+ struct rte_dmadev *dev = (struct rte_dmadev *)param;
+ struct skeldma_hw *hw = dev->dev_private;
+ struct skeldma_desc *desc = NULL;
+ int ret;
+
+ while (!hw->exit_flag) {
+ ret = rte_ring_dequeue(hw->desc_running, (void **)&desc);
+ if (ret) {
+ hw->zero_req_count++;
+ if (hw->zero_req_count > SLEEP_THRESHOLD) {
+ if (hw->zero_req_count == 0)
+ hw->zero_req_count = SLEEP_THRESHOLD;
+ rte_delay_us_sleep(SLEEP_US_VAL);
+ }
+ continue;
+ }
+
+ hw->zero_req_count = 0;
+ rte_memcpy(desc->dst, desc->src, desc->len);
+ hw->completed_count++;
+ (void)rte_ring_enqueue(hw->desc_completed, (void *)desc);
+ }
+
+ return NULL;
+}
+
+static void
+fflush_ring(struct skeldma_hw *hw, struct rte_ring *ring)
+{
+ struct skeldma_desc *desc = NULL;
+ while (rte_ring_count(ring) > 0) {
+ (void)rte_ring_dequeue(ring, (void **)&desc);
+ (void)rte_ring_enqueue(hw->desc_empty, (void *)desc);
+ }
+}
+
+static int
+skeldma_start(struct rte_dmadev *dev)
+{
+ struct skeldma_hw *hw = dev->dev_private;
+ rte_cpuset_t cpuset;
+ int ret;
+
+ if (hw->desc_mem == NULL) {
+ SKELDMA_LOG(ERR, "Vchan was not setup, start fail!");
+ return -EINVAL;
+ }
+
+ /* Reset the dmadev to a known state, include:
+ * 1) fflush pending/running/completed ring to empty ring.
+ * 2) init ring idx to zero.
+ * 3) init running statistics.
+ * 4) mark cpucopy task exit_flag to false.
+ */
+ fflush_ring(hw, hw->desc_pending);
+ fflush_ring(hw, hw->desc_running);
+ fflush_ring(hw, hw->desc_completed);
+ hw->ridx = 0;
+ hw->submitted_count = 0;
+ hw->zero_req_count = 0;
+ hw->completed_count = 0;
+ hw->exit_flag = false;
+
+ rte_mb();
+
+ ret = rte_ctrl_thread_create(&hw->thread, "dma_skeleton", NULL,
+ cpucopy_thread, dev);
+ if (ret) {
+ SKELDMA_LOG(ERR, "Start cpucopy thread fail!");
+ return -EINVAL;
+ }
+
+ if (hw->lcore_id != -1) {
+ cpuset = rte_lcore_cpuset(hw->lcore_id);
+ ret = pthread_setaffinity_np(hw->thread, sizeof(cpuset),
+ &cpuset);
+ if (ret)
+ SKELDMA_LOG(WARNING,
+ "Set thread affinity lcore = %u fail!",
+ hw->lcore_id);
+ }
+
+ return 0;
+}
+
+static int
+skeldma_stop(struct rte_dmadev *dev)
+{
+ struct skeldma_hw *hw = dev->dev_private;
+
+ hw->exit_flag = true;
+ rte_delay_ms(1);
+
+ pthread_cancel(hw->thread);
+ pthread_join(hw->thread, NULL);
+
+ return 0;
+}
+
+static int
+vchan_setup(struct skeldma_hw *hw, uint16_t nb_desc)
+{
+ struct skeldma_desc *desc;
+ struct rte_ring *empty;
+ struct rte_ring *pending;
+ struct rte_ring *running;
+ struct rte_ring *completed;
+ uint16_t i;
+
+ desc = rte_zmalloc_socket("dma_skelteon_desc",
+ nb_desc * sizeof(struct skeldma_desc),
+ RTE_CACHE_LINE_SIZE, hw->socket_id);
+ if (desc == NULL) {
+ SKELDMA_LOG(ERR, "Malloc dma skeleton desc fail!");
+ return -ENOMEM;
+ }
+
+ empty = rte_ring_create("dma_skeleton_desc_empty", nb_desc,
+ hw->socket_id, RING_F_SP_ENQ | RING_F_SC_DEQ);
+ pending = rte_ring_create("dma_skeleton_desc_pending", nb_desc,
+ hw->socket_id, RING_F_SP_ENQ | RING_F_SC_DEQ);
+ running = rte_ring_create("dma_skeleton_desc_running", nb_desc,
+ hw->socket_id, RING_F_SP_ENQ | RING_F_SC_DEQ);
+ completed = rte_ring_create("dma_skeleton_desc_completed", nb_desc,
+ hw->socket_id, RING_F_SP_ENQ | RING_F_SC_DEQ);
+ if (empty == NULL || pending == NULL || running == NULL ||
+ completed == NULL) {
+ SKELDMA_LOG(ERR, "Create dma skeleton desc ring fail!");
+ rte_ring_free(empty);
+ rte_ring_free(pending);
+ rte_ring_free(running);
+ rte_ring_free(completed);
+ rte_free(desc);
+ return -ENOMEM;
+ }
+
+ /* The real usable ring size is *count-1* instead of *count* to
+ * differentiate a free ring from an empty ring.
+ * @see rte_ring_create
+ */
+ for (i = 0; i < nb_desc - 1; i++)
+ (void)rte_ring_enqueue(empty, (void *)(desc + i));
+
+ hw->desc_mem = desc;
+ hw->desc_empty = empty;
+ hw->desc_pending = pending;
+ hw->desc_running = running;
+ hw->desc_completed = completed;
+
+ return 0;
+}
+
+static void
+vchan_release(struct skeldma_hw *hw)
+{
+ if (hw->desc_mem == NULL)
+ return;
+
+ rte_free(hw->desc_mem);
+ hw->desc_mem = NULL;
+ rte_ring_free(hw->desc_empty);
+ hw->desc_empty = NULL;
+ rte_ring_free(hw->desc_pending);
+ hw->desc_pending = NULL;
+ rte_ring_free(hw->desc_running);
+ hw->desc_running = NULL;
+ rte_ring_free(hw->desc_completed);
+ hw->desc_completed = NULL;
+}
+
+static int
+skeldma_close(struct rte_dmadev *dev)
+{
+ /* The device already stopped */
+ vchan_release(dev->dev_private);
+ return 0;
+}
+
+static int
+skeldma_vchan_setup(struct rte_dmadev *dev, uint16_t vchan,
+ const struct rte_dmadev_vchan_conf *conf)
+{
+ struct skeldma_hw *hw = dev->dev_private;
+
+ RTE_SET_USED(vchan);
+
+ if (!rte_is_power_of_2(conf->nb_desc)) {
+ SKELDMA_LOG(ERR, "Number of desc must be power of 2!");
+ return -EINVAL;
+ }
+
+ vchan_release(hw);
+ return vchan_setup(hw, conf->nb_desc);
+}
+
+static int
+skeldma_stats_get(const struct rte_dmadev *dev, uint16_t vchan,
+ struct rte_dmadev_stats *stats, uint32_t stats_sz)
+{
+ struct skeldma_hw *hw = dev->dev_private;
+
+ RTE_SET_USED(vchan);
+ RTE_SET_USED(stats_sz);
+
+ stats->submitted = hw->submitted_count;
+ stats->completed = hw->completed_count;
+ stats->errors = 0;
+
+ return 0;
+}
+
+static int
+skeldma_stats_reset(struct rte_dmadev *dev, uint16_t vchan)
+{
+ struct skeldma_hw *hw = dev->dev_private;
+
+ RTE_SET_USED(vchan);
+
+ hw->submitted_count = 0;
+ hw->completed_count = 0;
+
+ return 0;
+}
+
+static int
+skeldma_dump(const struct rte_dmadev *dev, FILE *f)
+{
+#define GET_RING_COUNT(ring) ((ring) ? (rte_ring_count(ring)) : 0)
+
+ struct skeldma_hw *hw = dev->dev_private;
+
+ fprintf(f,
+ " lcore_id: %d\n"
+ " socket_id: %d\n"
+ " desc_empty_ring_count: %u\n"
+ " desc_pending_ring_count: %u\n"
+ " desc_running_ring_count: %u\n"
+ " desc_completed_ring_count: %u\n",
+ hw->lcore_id, hw->socket_id,
+ GET_RING_COUNT(hw->desc_empty),
+ GET_RING_COUNT(hw->desc_pending),
+ GET_RING_COUNT(hw->desc_running),
+ GET_RING_COUNT(hw->desc_completed));
+ fprintf(f,
+ " next_ring_idx: %u\n"
+ " submitted_count: %" PRIu64 "\n"
+ " completed_count: %" PRIu64 "\n",
+ hw->ridx, hw->submitted_count, hw->completed_count);
+
+ return 0;
+}
+
+static inline void
+submit(struct skeldma_hw *hw, struct skeldma_desc *desc)
+{
+ uint16_t count = rte_ring_count(hw->desc_pending);
+ struct skeldma_desc *pend_desc = NULL;
+
+ while (count > 0) {
+ (void)rte_ring_dequeue(hw->desc_pending, (void **)&pend_desc);
+ (void)rte_ring_enqueue(hw->desc_running, (void *)pend_desc);
+ count--;
+ }
+
+ if (desc)
+ (void)rte_ring_enqueue(hw->desc_running, (void *)desc);
+}
+
+static int
+skeldma_copy(struct rte_dmadev *dev, uint16_t vchan,
+ rte_iova_t src, rte_iova_t dst,
+ uint32_t length, uint64_t flags)
+{
+ struct skeldma_hw *hw = dev->dev_private;
+ struct skeldma_desc *desc;
+ int ret;
+
+ RTE_SET_USED(vchan);
+ RTE_SET_USED(flags);
+
+ ret = rte_ring_dequeue(hw->desc_empty, (void **)&desc);
+ if (ret)
+ return -ENOSPC;
+ desc->src = (void *)(uintptr_t)src;
+ desc->dst = (void *)(uintptr_t)dst;
+ desc->len = length;
+ desc->ridx = hw->ridx;
+ if (flags & RTE_DMA_OP_FLAG_SUBMIT)
+ submit(hw, desc);
+ else
+ (void)rte_ring_enqueue(hw->desc_pending, (void *)desc);
+ hw->submitted_count++;
+
+ return hw->ridx++;
+}
+
+static int
+skeldma_submit(struct rte_dmadev *dev, uint16_t vchan)
+{
+ struct skeldma_hw *hw = dev->dev_private;
+ RTE_SET_USED(vchan);
+ submit(hw, NULL);
+ return 0;
+}
+
+static uint16_t
+skeldma_completed(struct rte_dmadev *dev,
+ uint16_t vchan, const uint16_t nb_cpls,
+ uint16_t *last_idx, bool *has_error)
+{
+ struct skeldma_hw *hw = dev->dev_private;
+ struct skeldma_desc *desc = NULL;
+ uint16_t index = 0;
+ uint16_t count;
+
+ RTE_SET_USED(vchan);
+ RTE_SET_USED(has_error);
+
+ count = RTE_MIN(nb_cpls, rte_ring_count(hw->desc_completed));
+ while (index < count) {
+ (void)rte_ring_dequeue(hw->desc_completed, (void **)&desc);
+ if (index == count - 1)
+ *last_idx = desc->ridx;
+ index++;
+ (void)rte_ring_enqueue(hw->desc_empty, (void *)desc);
+ }
+
+ return count;
+}
+
+static uint16_t
+skeldma_completed_status(struct rte_dmadev *dev,
+ uint16_t vchan, const uint16_t nb_cpls,
+ uint16_t *last_idx, enum rte_dma_status_code *status)
+{
+ struct skeldma_hw *hw = dev->dev_private;
+ struct skeldma_desc *desc = NULL;
+ uint16_t index = 0;
+ uint16_t count;
+
+ RTE_SET_USED(vchan);
+
+ count = RTE_MIN(nb_cpls, rte_ring_count(hw->desc_completed));
+ while (index < count) {
+ (void)rte_ring_dequeue(hw->desc_completed, (void **)&desc);
+ if (index == count - 1)
+ *last_idx = desc->ridx;
+ status[index++] = RTE_DMA_STATUS_SUCCESSFUL;
+ (void)rte_ring_enqueue(hw->desc_empty, (void *)desc);
+ }
+
+ return count;
+}
+
+static const struct rte_dmadev_ops skeldma_ops = {
+ .dev_info_get = skeldma_info_get,
+ .dev_configure = skeldma_configure,
+ .dev_start = skeldma_start,
+ .dev_stop = skeldma_stop,
+ .dev_close = skeldma_close,
+
+ .vchan_setup = skeldma_vchan_setup,
+
+ .stats_get = skeldma_stats_get,
+ .stats_reset = skeldma_stats_reset,
+
+ .dev_dump = skeldma_dump,
+};
+
+static int
+skeldma_create(const char *name, struct rte_vdev_device *vdev, int lcore_id)
+{
+ struct rte_dmadev *dev;
+ struct skeldma_hw *hw;
+ int socket_id;
+
+ dev = rte_dmadev_pmd_allocate(name);
+ if (dev == NULL) {
+ SKELDMA_LOG(ERR, "Unable to allocate dmadev: %s", name);
+ return -EINVAL;
+ }
+
+ socket_id = (lcore_id < 0) ? rte_socket_id() :
+ rte_lcore_to_socket_id(lcore_id);
+ dev->dev_private = rte_zmalloc_socket("dmadev private",
+ sizeof(struct skeldma_hw),
+ RTE_CACHE_LINE_SIZE,
+ socket_id);
+ if (!dev->dev_private) {
+ SKELDMA_LOG(ERR, "Unable to allocate device private memory");
+ (void)rte_dmadev_pmd_release(dev);
+ return -ENOMEM;
+ }
+
+ dev->copy = skeldma_copy;
+ dev->submit = skeldma_submit;
+ dev->completed = skeldma_completed;
+ dev->completed_status = skeldma_completed_status;
+ dev->dev_ops = &skeldma_ops;
+ dev->device = &vdev->device;
+
+ hw = dev->dev_private;
+ hw->lcore_id = lcore_id;
+ hw->socket_id = socket_id;
+
+ return dev->data->dev_id;
+}
+
+static int
+skeldma_destroy(const char *name)
+{
+ struct rte_dmadev *dev;
+ int ret;
+
+ dev = rte_dmadev_get_device_by_name(name);
+ if (!dev)
+ return -EINVAL;
+
+ ret = rte_dmadev_close(dev->data->dev_id);
+ if (ret)
+ return ret;
+
+ rte_free(dev->dev_private);
+ dev->dev_private = NULL;
+ (void)rte_dmadev_pmd_release(dev);
+
+ return 0;
+}
+
+static int
+skeldma_parse_lcore(const char *key __rte_unused,
+ const char *value,
+ void *opaque)
+{
+ int lcore_id = atoi(value);
+ if (lcore_id >= 0 && lcore_id < RTE_MAX_LCORE)
+ *(int *)opaque = lcore_id;
+ return 0;
+}
+
+static void
+skeldma_parse_vdev_args(struct rte_vdev_device *vdev, int *lcore_id)
+{
+ static const char *const args[] = {
+ SKELDMA_ARG_LCORE,
+ NULL
+ };
+
+ struct rte_kvargs *kvlist;
+ const char *params;
+
+ params = rte_vdev_device_args(vdev);
+ if (params == NULL || params[0] == '\0')
+ return;
+
+ kvlist = rte_kvargs_parse(params, args);
+ if (!kvlist)
+ return;
+
+ (void)rte_kvargs_process(kvlist, SKELDMA_ARG_LCORE,
+ skeldma_parse_lcore, lcore_id);
+ SKELDMA_LOG(INFO, "Parse lcore_id = %d", *lcore_id);
+
+ rte_kvargs_free(kvlist);
+}
+
+static int
+skeldma_probe(struct rte_vdev_device *vdev)
+{
+ const char *name;
+ int lcore_id = -1;
+ int ret;
+
+ name = rte_vdev_device_name(vdev);
+ if (name == NULL)
+ return -EINVAL;
+
+ if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
+ SKELDMA_LOG(ERR, "Multiple process not supported for %s", name);
+ return -EINVAL;
+ }
+
+ /* More than one instance is not supported */
+ if (skeldma_init_once) {
+ SKELDMA_LOG(ERR, "Multiple instance not supported for %s",
+ name);
+ return -EINVAL;
+ }
+
+ skeldma_parse_vdev_args(vdev, &lcore_id);
+
+ ret = skeldma_create(name, vdev, lcore_id);
+ if (ret >= 0) {
+ SKELDMA_LOG(INFO, "Create %s dmadev with lcore-id %d",
+ name, lcore_id);
+ /* Device instance created; Second instance not possible */
+ skeldma_init_once = 1;
+ }
+
+ return ret < 0 ? ret : 0;
+}
+
+static int
+skeldma_remove(struct rte_vdev_device *vdev)
+{
+ const char *name;
+ int ret;
+
+ name = rte_vdev_device_name(vdev);
+ if (name == NULL)
+ return -1;
+
+ ret = skeldma_destroy(name);
+ if (!ret) {
+ skeldma_init_once = 0;
+ SKELDMA_LOG(INFO, "Remove %s dmadev", name);
+ }
+
+ return ret;
+}
+
+static struct rte_vdev_driver skeldma_pmd_drv = {
+ .probe = skeldma_probe,
+ .remove = skeldma_remove,
+ .drv_flags = RTE_VDEV_DRV_NEED_IOVA_AS_VA,
+};
+
+RTE_PMD_REGISTER_VDEV(dma_skeleton, skeldma_pmd_drv);
+RTE_PMD_REGISTER_PARAM_STRING(dma_skeleton,
+ SKELDMA_ARG_LCORE "=<uint16> ");
diff --git a/drivers/dma/skeleton/skeleton_dmadev.h b/drivers/dma/skeleton/skeleton_dmadev.h
new file mode 100644
index 0000000..46ff000
--- /dev/null
+++ b/drivers/dma/skeleton/skeleton_dmadev.h
@@ -0,0 +1,59 @@
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2021 HiSilicon Limited.
+ */
+
+#ifndef __SKELETON_DMADEV_H__
+#define __SKELETON_DMADEV_H__
+
+#include <rte_dmadev.h>
+
+#define SKELDMA_ARG_LCORE "lcore"
+
+struct skeldma_desc {
+ void *src;
+ void *dst;
+ uint32_t len;
+ uint16_t ridx; /* ring idx */
+};
+
+struct skeldma_hw {
+ int lcore_id; /* cpucopy task affinity core */
+ int socket_id;
+ pthread_t thread; /* cpucopy task thread */
+ volatile int exit_flag; /* cpucopy task exit flag */
+
+ struct skeldma_desc *desc_mem;
+
+ /* Descriptor ring state machine:
+ *
+ * ----------- enqueue without submit -----------
+ * | empty |------------------------------->| pending |
+ * -----------\ -----------
+ * ^ \------------ |
+ * | | |submit doorbell
+ * | | |
+ * | |enqueue with submit |
+ * |get completed |------------------| |
+ * | | |
+ * | v v
+ * ----------- cpucopy thread working -----------
+ * |completed|<-------------------------------| running |
+ * ----------- -----------
+ */
+ struct rte_ring *desc_empty;
+ struct rte_ring *desc_pending;
+ struct rte_ring *desc_running;
+ struct rte_ring *desc_completed;
+
+ /* Cache delimiter for dataplane API's operation data */
+ char cache1 __rte_cache_aligned;
+ uint16_t ridx; /* ring idx */
+ uint64_t submitted_count;
+
+ /* Cache delimiter for cpucopy thread's operation data */
+ char cache2 __rte_cache_aligned;
+ uint32_t zero_req_count;
+ uint64_t completed_count;
+};
+
+#endif /* __SKELETON_DMADEV_H__ */
diff --git a/drivers/dma/skeleton/version.map b/drivers/dma/skeleton/version.map
new file mode 100644
index 0000000..c2e0723
--- /dev/null
+++ b/drivers/dma/skeleton/version.map
@@ -0,0 +1,3 @@
+DPDK_22 {
+ local: *;
+};
diff --git a/drivers/meson.build b/drivers/meson.build
index d9e331e..a390787 100644
--- a/drivers/meson.build
+++ b/drivers/meson.build
@@ -18,6 +18,7 @@ subdirs = [
'vdpa', # depends on common, bus and mempool.
'event', # depends on common, bus, mempool and net.
'baseband', # depends on common and bus.
+ 'dma', # depends on common and bus.
]
if meson.is_cross_build()
--
2.8.1
next prev parent reply other threads:[~2021-09-02 13:18 UTC|newest]
Thread overview: 339+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-02 13:18 [dpdk-dev] [PATCH] dmadev: introduce DMA device library Chengwen Feng
2021-07-02 13:59 ` Bruce Richardson
2021-07-04 9:30 ` Jerin Jacob
2021-07-05 10:52 ` Bruce Richardson
2021-07-05 11:12 ` Morten Brørup
2021-07-05 13:44 ` Bruce Richardson
2021-07-05 15:55 ` Jerin Jacob
2021-07-05 17:16 ` Bruce Richardson
2021-07-07 8:08 ` Jerin Jacob
2021-07-07 8:35 ` Bruce Richardson
2021-07-07 10:34 ` Jerin Jacob
2021-07-07 11:01 ` Bruce Richardson
2021-07-08 3:11 ` fengchengwen
2021-07-08 18:35 ` Jerin Jacob
2021-07-09 9:14 ` Bruce Richardson
2021-07-11 7:14 ` Jerin Jacob
2021-07-12 7:01 ` Morten Brørup
2021-07-12 7:59 ` Jerin Jacob
2021-07-06 8:20 ` fengchengwen
2021-07-06 9:27 ` Bruce Richardson
2021-07-06 3:01 ` fengchengwen
2021-07-06 10:01 ` Bruce Richardson
2021-07-04 14:57 ` Andrew Rybchenko
2021-07-06 3:56 ` fengchengwen
2021-07-06 10:02 ` Bruce Richardson
2021-07-04 15:21 ` Matan Azrad
2021-07-06 6:25 ` fengchengwen
2021-07-06 6:50 ` Matan Azrad
2021-07-06 9:08 ` fengchengwen
2021-07-06 9:17 ` Matan Azrad
2021-07-06 20:28 ` [dpdk-dev] [RFC UPDATE PATCH 0/9] dmadev rfc suggested updates Bruce Richardson
2021-07-06 20:28 ` [dpdk-dev] [RFC UPDATE PATCH 1/9] dmadev: add missing exports Bruce Richardson
2021-07-07 8:26 ` David Marchand
2021-07-07 8:36 ` Bruce Richardson
2021-07-07 8:57 ` David Marchand
2021-07-06 20:28 ` [dpdk-dev] [RFC UPDATE PATCH 2/9] dmadev: change virtual addresses to IOVA Bruce Richardson
2021-07-06 20:28 ` [dpdk-dev] [RFC UPDATE PATCH 3/9] dmadev: add dump function Bruce Richardson
2021-07-06 20:28 ` [dpdk-dev] [RFC UPDATE PATCH 4/9] dmadev: remove xstats functions Bruce Richardson
2021-07-06 20:28 ` [dpdk-dev] [RFC UPDATE PATCH 5/9] dmadev: drop cookie typedef Bruce Richardson
2021-07-06 20:28 ` [dpdk-dev] [RFC UPDATE PATCH 6/9] dmadev: allow NULL parameters to completed ops call Bruce Richardson
2021-07-06 20:28 ` [dpdk-dev] [RFC UPDATE PATCH 7/9] dmadev: stats structure updates Bruce Richardson
2021-07-06 20:28 ` [dpdk-dev] [RFC UPDATE PATCH 8/9] drivers: add dma driver category Bruce Richardson
2021-07-06 20:28 ` [dpdk-dev] [RFC UPDATE PATCH 9/9] app/test: add basic dmadev unit test Bruce Richardson
2021-07-07 3:16 ` [dpdk-dev] [RFC UPDATE PATCH 0/9] dmadev rfc suggested updates fengchengwen
2021-07-07 8:11 ` Bruce Richardson
2021-07-07 8:14 ` Bruce Richardson
2021-07-07 10:42 ` Jerin Jacob
2021-07-11 9:25 ` [dpdk-dev] [PATCH v2] dmadev: introduce DMA device library Chengwen Feng
2021-07-11 9:42 ` fengchengwen
2021-07-11 13:34 ` Jerin Jacob
2021-07-12 7:40 ` Morten Brørup
2021-07-11 14:25 ` Jerin Jacob
2021-07-12 7:15 ` Morten Brørup
2021-07-12 9:59 ` Jerin Jacob
2021-07-12 13:32 ` Bruce Richardson
2021-07-12 16:34 ` Jerin Jacob
2021-07-12 17:00 ` Bruce Richardson
2021-07-13 8:59 ` Jerin Jacob
2021-07-12 12:05 ` Bruce Richardson
2021-07-12 15:50 ` Bruce Richardson
2021-07-13 9:07 ` Jerin Jacob
2021-07-13 14:19 ` Ananyev, Konstantin
2021-07-13 14:28 ` Bruce Richardson
2021-07-13 12:27 ` [dpdk-dev] [PATCH v3] " Chengwen Feng
2021-07-13 13:06 ` fengchengwen
2021-07-13 13:37 ` Bruce Richardson
2021-07-15 6:44 ` Jerin Jacob
2021-07-15 8:25 ` Bruce Richardson
2021-07-15 9:49 ` Jerin Jacob
2021-07-15 10:00 ` Bruce Richardson
2021-07-13 16:02 ` Bruce Richardson
2021-07-14 12:22 ` Nipun Gupta
2021-07-15 8:29 ` fengchengwen
2021-07-15 11:16 ` Nipun Gupta
2021-07-15 12:11 ` Bruce Richardson
2021-07-15 12:31 ` Jerin Jacob
2021-07-15 12:34 ` Nipun Gupta
2021-07-14 16:05 ` Bruce Richardson
2021-07-15 7:10 ` Jerin Jacob
2021-07-15 9:03 ` Bruce Richardson
2021-07-15 9:30 ` Jerin Jacob
2021-07-15 10:03 ` Bruce Richardson
2021-07-15 10:05 ` Bruce Richardson
2021-07-15 15:41 ` [dpdk-dev] [PATCH v4] " Chengwen Feng
2021-07-15 16:04 ` fengchengwen
2021-07-15 16:33 ` Bruce Richardson
2021-07-16 3:04 ` fengchengwen
2021-07-16 9:50 ` Bruce Richardson
2021-07-16 12:34 ` Jerin Jacob
2021-07-16 12:40 ` Jerin Jacob
2021-07-16 12:48 ` Bruce Richardson
2021-07-16 12:54 ` Jerin Jacob
2021-07-16 2:45 ` [dpdk-dev] [PATCH v5] " Chengwen Feng
2021-07-16 13:20 ` Jerin Jacob
2021-07-16 14:41 ` Bruce Richardson
2021-07-19 3:29 ` [dpdk-dev] [PATCH v6] " Chengwen Feng
2021-07-19 6:21 ` Jerin Jacob
2021-07-19 13:20 ` fengchengwen
2021-07-19 13:36 ` Jerin Jacob
2021-07-19 13:05 ` [dpdk-dev] [PATCH v7] " Chengwen Feng
2021-07-20 1:14 ` [dpdk-dev] [PATCH v8] " Chengwen Feng
2021-07-20 5:03 ` Jerin Jacob
2021-07-20 6:53 ` fengchengwen
2021-07-20 9:43 ` Jerin Jacob
2021-07-20 10:13 ` Bruce Richardson
2021-07-20 11:12 ` [dpdk-dev] [PATCH v9] " Chengwen Feng
2021-07-20 12:05 ` Bruce Richardson
2021-07-20 12:46 ` [dpdk-dev] [PATCH v10] " Chengwen Feng
2021-07-26 6:53 ` fengchengwen
2021-07-26 8:31 ` Bruce Richardson
2021-07-27 3:57 ` fengchengwen
2021-07-26 11:03 ` Morten Brørup
2021-07-26 11:21 ` Jerin Jacob
2021-07-27 3:39 ` [dpdk-dev] [PATCH v11 0/2] support dmadev Chengwen Feng
2021-07-27 3:39 ` [dpdk-dev] [PATCH v11 1/2] dmadev: introduce DMA device library Chengwen Feng
2021-07-28 11:13 ` Bruce Richardson
2021-07-29 1:26 ` fengchengwen
2021-07-29 9:15 ` Bruce Richardson
2021-07-29 13:33 ` fengchengwen
2021-07-29 10:44 ` Jerin Jacob
2021-07-29 13:30 ` fengchengwen
2021-07-27 3:40 ` [dpdk-dev] [PATCH v11 2/2] doc: add dmadev library guide Chengwen Feng
2021-07-29 11:02 ` Jerin Jacob
2021-07-29 13:13 ` fengchengwen
2021-07-29 13:28 ` fengchengwen
2021-07-29 13:06 ` [dpdk-dev] [PATCH v12 0/6] support dmadev Chengwen Feng
2021-07-29 13:06 ` [dpdk-dev] [PATCH v12 1/6] dmadev: introduce DMA device library public APIs Chengwen Feng
2021-07-29 13:06 ` [dpdk-dev] [PATCH v12 2/6] dmadev: introduce DMA device library internal header Chengwen Feng
2021-07-29 13:06 ` [dpdk-dev] [PATCH v12 3/6] dmadev: introduce DMA device library PMD header Chengwen Feng
2021-07-29 13:06 ` [dpdk-dev] [PATCH v12 4/6] dmadev: introduce DMA device library implementation Chengwen Feng
2021-07-29 13:06 ` [dpdk-dev] [PATCH v12 5/6] doc: add DMA device library guide Chengwen Feng
2021-07-29 13:06 ` [dpdk-dev] [PATCH v12 6/6] maintainers: add for dmadev Chengwen Feng
2021-08-03 11:29 ` [dpdk-dev] [PATCH v13 0/6] support dmadev Chengwen Feng
2021-08-03 11:29 ` [dpdk-dev] [PATCH v13 1/6] dmadev: introduce DMA device library public APIs Chengwen Feng
2021-08-03 11:29 ` [dpdk-dev] [PATCH v13 2/6] dmadev: introduce DMA device library internal header Chengwen Feng
2021-08-03 11:29 ` [dpdk-dev] [PATCH v13 3/6] dmadev: introduce DMA device library PMD header Chengwen Feng
2021-08-03 11:29 ` [dpdk-dev] [PATCH v13 4/6] dmadev: introduce DMA device library implementation Chengwen Feng
2021-08-05 12:56 ` Walsh, Conor
2021-08-05 13:12 ` fengchengwen
2021-08-05 13:44 ` Conor Walsh
2021-08-03 11:29 ` [dpdk-dev] [PATCH v13 5/6] doc: add DMA device library guide Chengwen Feng
2021-08-03 14:55 ` Jerin Jacob
2021-08-05 13:15 ` fengchengwen
2021-08-03 11:29 ` [dpdk-dev] [PATCH v13 6/6] maintainers: add for dmadev Chengwen Feng
2021-08-03 11:46 ` [dpdk-dev] [PATCH v13 0/6] support dmadev fengchengwen
2021-08-10 11:54 ` [dpdk-dev] [PATCH v14 " Chengwen Feng
2021-08-10 11:54 ` [dpdk-dev] [PATCH v14 1/6] dmadev: introduce DMA device library public APIs Chengwen Feng
2021-08-10 11:54 ` [dpdk-dev] [PATCH v14 2/6] dmadev: introduce DMA device library internal header Chengwen Feng
2021-08-10 11:54 ` [dpdk-dev] [PATCH v14 3/6] dmadev: introduce DMA device library PMD header Chengwen Feng
2021-08-10 11:54 ` [dpdk-dev] [PATCH v14 4/6] dmadev: introduce DMA device library implementation Chengwen Feng
2021-08-10 11:54 ` [dpdk-dev] [PATCH v14 5/6] doc: add DMA device library guide Chengwen Feng
2021-08-10 15:27 ` Walsh, Conor
2021-08-11 0:47 ` fengchengwen
2021-08-13 9:20 ` fengchengwen
2021-08-13 10:12 ` Walsh, Conor
2021-08-10 11:54 ` [dpdk-dev] [PATCH v14 6/6] maintainers: add for dmadev Chengwen Feng
2021-08-13 9:09 ` [dpdk-dev] [PATCH v15 0/6] support dmadev Chengwen Feng
2021-08-13 9:09 ` [dpdk-dev] [PATCH v15 1/6] dmadev: introduce DMA device library public APIs Chengwen Feng
2021-08-19 14:52 ` Bruce Richardson
2021-08-23 3:43 ` fengchengwen
2021-08-13 9:09 ` [dpdk-dev] [PATCH v15 2/6] dmadev: introduce DMA device library internal header Chengwen Feng
2021-08-13 9:09 ` [dpdk-dev] [PATCH v15 3/6] dmadev: introduce DMA device library PMD header Chengwen Feng
2021-08-13 9:09 ` [dpdk-dev] [PATCH v15 4/6] dmadev: introduce DMA device library implementation Chengwen Feng
2021-08-13 9:09 ` [dpdk-dev] [PATCH v15 5/6] doc: add DMA device library guide Chengwen Feng
2021-08-13 9:09 ` [dpdk-dev] [PATCH v15 6/6] maintainers: add for dmadev Chengwen Feng
2021-08-23 3:31 ` [dpdk-dev] [PATCH v16 0/9] support dmadev Chengwen Feng
2021-08-23 3:31 ` [dpdk-dev] [PATCH v16 1/9] dmadev: introduce DMA device library public APIs Chengwen Feng
2021-08-23 3:31 ` [dpdk-dev] [PATCH v16 2/9] dmadev: introduce DMA device library internal header Chengwen Feng
2021-08-23 3:31 ` [dpdk-dev] [PATCH v16 3/9] dmadev: introduce DMA device library PMD header Chengwen Feng
2021-08-23 3:31 ` [dpdk-dev] [PATCH v16 4/9] dmadev: introduce DMA device library implementation Chengwen Feng
2021-08-23 3:31 ` [dpdk-dev] [PATCH v16 5/9] doc: add DMA device library guide Chengwen Feng
2021-08-23 3:31 ` [dpdk-dev] [PATCH v16 6/9] dma/skeleton: introduce skeleton dmadev driver Chengwen Feng
2021-08-26 18:39 ` Bruce Richardson
2021-08-23 3:31 ` [dpdk-dev] [PATCH v16 7/9] dma/skeleton: add test cases Chengwen Feng
2021-08-23 14:03 ` Bruce Richardson
2021-08-26 9:30 ` fengchengwen
2021-08-23 3:31 ` [dpdk-dev] [PATCH v16 8/9] test: enable dmadev skeleton test Chengwen Feng
2021-08-23 3:31 ` [dpdk-dev] [PATCH v16 9/9] maintainers: add for dmadev Chengwen Feng
2021-08-28 7:29 ` [dpdk-dev] [PATCH v17 0/8] support dmadev Chengwen Feng
2021-08-28 7:29 ` [dpdk-dev] [PATCH v17 1/8] dmadev: introduce DMA device library public APIs Chengwen Feng
2021-08-28 7:30 ` [dpdk-dev] [PATCH v17 2/8] dmadev: introduce DMA device library internal header Chengwen Feng
2021-08-28 7:30 ` [dpdk-dev] [PATCH v17 3/8] dmadev: introduce DMA device library PMD header Chengwen Feng
2021-08-28 7:30 ` [dpdk-dev] [PATCH v17 4/8] dmadev: introduce DMA device library implementation Chengwen Feng
2021-08-28 7:30 ` [dpdk-dev] [PATCH v17 5/8] doc: add DMA device library guide Chengwen Feng
2021-08-28 7:30 ` [dpdk-dev] [PATCH v17 6/8] dma/skeleton: introduce skeleton dmadev driver Chengwen Feng
2021-08-28 7:30 ` [dpdk-dev] [PATCH v17 7/8] app/test: add dmadev API test Chengwen Feng
2021-08-28 7:30 ` [dpdk-dev] [PATCH v17 8/8] maintainers: add for dmadev Chengwen Feng
2021-08-28 8:25 ` fengchengwen
2021-08-30 8:19 ` Bruce Richardson
2021-09-02 10:54 ` [dpdk-dev] [PATCH v18 0/8] support dmadev Chengwen Feng
2021-09-02 10:54 ` [dpdk-dev] [PATCH v18 1/8] dmadev: introduce DMA device library public APIs Chengwen Feng
2021-09-02 10:54 ` [dpdk-dev] [PATCH v18 2/8] dmadev: introduce DMA device library internal header Chengwen Feng
2021-09-02 10:54 ` [dpdk-dev] [PATCH v18 3/8] dmadev: introduce DMA device library PMD header Chengwen Feng
2021-09-02 10:54 ` [dpdk-dev] [PATCH v18 4/8] dmadev: introduce DMA device library implementation Chengwen Feng
2021-09-02 10:54 ` [dpdk-dev] [PATCH v18 5/8] doc: add DMA device library guide Chengwen Feng
2021-09-02 10:54 ` [dpdk-dev] [PATCH v18 6/8] dma/skeleton: introduce skeleton dmadev driver Chengwen Feng
2021-09-02 10:54 ` [dpdk-dev] [PATCH v18 7/8] app/test: add dmadev API test Chengwen Feng
2021-09-02 10:54 ` [dpdk-dev] [PATCH v18 8/8] maintainers: add for dmadev Chengwen Feng
2021-09-02 11:51 ` Bruce Richardson
2021-09-02 13:39 ` fengchengwen
2021-09-03 12:59 ` Maxime Coquelin
2021-09-04 7:02 ` fengchengwen
2021-09-06 1:46 ` Li, Xiaoyun
2021-09-06 8:00 ` fengchengwen
2021-09-06 2:03 ` Xia, Chenbo
2021-09-06 8:01 ` fengchengwen
2021-09-02 13:13 ` [dpdk-dev] [PATCH v19 0/7] support dmadev Chengwen Feng
2021-09-02 13:13 ` [dpdk-dev] [PATCH v19 1/7] dmadev: introduce DMA device library public APIs Chengwen Feng
2021-09-03 11:42 ` Gagandeep Singh
2021-09-04 1:31 ` fengchengwen
2021-09-06 6:48 ` Gagandeep Singh
2021-09-06 7:52 ` fengchengwen
2021-09-06 8:06 ` Jerin Jacob
2021-09-06 8:08 ` Bruce Richardson
2021-09-07 12:55 ` fengchengwen
2021-09-03 13:03 ` Bruce Richardson
2021-09-04 3:05 ` fengchengwen
2021-09-04 10:10 ` Morten Brørup
2021-09-03 15:13 ` Kevin Laatz
2021-09-03 15:35 ` Conor Walsh
2021-09-02 13:13 ` [dpdk-dev] [PATCH v19 2/7] dmadev: introduce DMA device library internal header Chengwen Feng
2021-09-03 15:13 ` Kevin Laatz
2021-09-03 15:35 ` Conor Walsh
2021-09-02 13:13 ` [dpdk-dev] [PATCH v19 3/7] dmadev: introduce DMA device library PMD header Chengwen Feng
2021-09-03 15:13 ` Kevin Laatz
2021-09-03 15:35 ` Conor Walsh
2021-09-02 13:13 ` [dpdk-dev] [PATCH v19 4/7] dmadev: introduce DMA device library implementation Chengwen Feng
2021-09-03 15:13 ` Kevin Laatz
2021-09-03 15:30 ` Bruce Richardson
2021-09-03 15:35 ` Conor Walsh
2021-09-04 8:52 ` fengchengwen
2021-09-02 13:13 ` [dpdk-dev] [PATCH v19 5/7] doc: add DMA device library guide Chengwen Feng
2021-09-03 15:13 ` Kevin Laatz
2021-09-02 13:13 ` Chengwen Feng [this message]
2021-09-03 15:14 ` [dpdk-dev] [PATCH v19 6/7] dma/skeleton: introduce skeleton dmadev driver Kevin Laatz
2021-09-04 7:17 ` fengchengwen
2021-09-03 15:36 ` Conor Walsh
2021-09-02 13:13 ` [dpdk-dev] [PATCH v19 7/7] app/test: add dmadev API test Chengwen Feng
2021-09-02 14:11 ` Walsh, Conor
2021-09-03 0:39 ` fengchengwen
2021-09-03 15:38 ` Walsh, Conor
2021-09-04 7:22 ` fengchengwen
2021-09-03 15:14 ` Kevin Laatz
2021-09-04 10:10 ` [dpdk-dev] [PATCH v20 0/7] support dmadev Chengwen Feng
2021-09-04 10:10 ` [dpdk-dev] [PATCH v20 1/7] dmadev: introduce DMA device library public APIs Chengwen Feng
2021-09-04 10:10 ` [dpdk-dev] [PATCH v20 2/7] dmadev: introduce DMA device library internal header Chengwen Feng
2021-09-06 13:35 ` Bruce Richardson
2021-09-07 13:05 ` fengchengwen
2021-09-04 10:10 ` [dpdk-dev] [PATCH v20 3/7] dmadev: introduce DMA device library PMD header Chengwen Feng
2021-09-04 10:10 ` [dpdk-dev] [PATCH v20 4/7] dmadev: introduce DMA device library implementation Chengwen Feng
2021-09-04 10:10 ` [dpdk-dev] [PATCH v20 5/7] doc: add DMA device library guide Chengwen Feng
2021-09-04 10:17 ` Jerin Jacob
2021-09-04 10:10 ` [dpdk-dev] [PATCH v20 6/7] dma/skeleton: introduce skeleton dmadev driver Chengwen Feng
2021-09-04 10:10 ` [dpdk-dev] [PATCH v20 7/7] app/test: add dmadev API test Chengwen Feng
2021-09-06 13:37 ` [dpdk-dev] [PATCH v20 0/7] support dmadev Bruce Richardson
2021-09-07 12:56 ` [dpdk-dev] [PATCH v21 " Chengwen Feng
2021-09-07 12:56 ` [dpdk-dev] [PATCH v21 1/7] dmadev: introduce DMA device library public APIs Chengwen Feng
2021-09-09 10:33 ` Thomas Monjalon
2021-09-09 11:18 ` Bruce Richardson
2021-09-09 11:29 ` Thomas Monjalon
2021-09-09 12:45 ` Bruce Richardson
2021-09-09 13:54 ` fengchengwen
2021-09-09 14:26 ` Thomas Monjalon
2021-09-09 14:31 ` Bruce Richardson
2021-09-09 14:28 ` Bruce Richardson
2021-09-09 15:12 ` Morten Brørup
2021-09-09 13:33 ` fengchengwen
2021-09-09 14:19 ` Thomas Monjalon
2021-09-16 3:57 ` fengchengwen
2021-09-07 12:56 ` [dpdk-dev] [PATCH v21 2/7] dmadev: introduce DMA device library internal header Chengwen Feng
2021-09-07 12:56 ` [dpdk-dev] [PATCH v21 3/7] dmadev: introduce DMA device library PMD header Chengwen Feng
2021-09-07 12:56 ` [dpdk-dev] [PATCH v21 4/7] dmadev: introduce DMA device library implementation Chengwen Feng
2021-09-08 9:54 ` Walsh, Conor
2021-09-09 13:25 ` fengchengwen
2021-09-15 13:51 ` Kevin Laatz
2021-09-15 14:34 ` Bruce Richardson
2021-09-15 14:47 ` Kevin Laatz
2021-09-07 12:56 ` [dpdk-dev] [PATCH v21 5/7] doc: add DMA device library guide Chengwen Feng
2021-09-07 12:56 ` [dpdk-dev] [PATCH v21 6/7] dma/skeleton: introduce skeleton dmadev driver Chengwen Feng
2021-09-07 12:56 ` [dpdk-dev] [PATCH v21 7/7] app/test: add dmadev API test Chengwen Feng
2021-09-16 3:41 ` [dpdk-dev] [PATCH v22 0/5] support dmadev Chengwen Feng
2021-09-16 3:41 ` [dpdk-dev] [PATCH v22 1/5] dmadev: introduce DMA device library Chengwen Feng
2021-09-16 3:41 ` [dpdk-dev] [PATCH v22 2/5] dmadev: add control plane function support Chengwen Feng
2021-09-16 3:41 ` [dpdk-dev] [PATCH v22 3/5] dmadev: add data " Chengwen Feng
2021-09-16 3:41 ` [dpdk-dev] [PATCH v22 4/5] dma/skeleton: introduce skeleton dmadev driver Chengwen Feng
2021-09-16 3:41 ` [dpdk-dev] [PATCH v22 5/5] app/test: add dmadev API test Chengwen Feng
2021-09-24 10:53 ` [dpdk-dev] [PATCH v23 0/6] support dmadev Chengwen Feng
2021-09-24 10:53 ` [dpdk-dev] [PATCH v23 1/6] dmadev: introduce DMA device library Chengwen Feng
2021-10-04 21:12 ` Radha Mohan
2021-10-05 8:24 ` Kevin Laatz
2021-10-05 16:39 ` Radha Mohan
2021-10-08 1:52 ` fengchengwen
2021-10-06 10:26 ` Thomas Monjalon
2021-10-08 7:13 ` fengchengwen
2021-10-08 10:09 ` Thomas Monjalon
2021-09-24 10:53 ` [dpdk-dev] [PATCH v23 2/6] dmadev: add control plane function support Chengwen Feng
2021-10-05 10:16 ` Matan Azrad
2021-10-08 3:28 ` fengchengwen
2021-10-06 10:46 ` Thomas Monjalon
2021-10-08 7:55 ` fengchengwen
2021-10-08 10:18 ` Thomas Monjalon
2021-09-24 10:53 ` [dpdk-dev] [PATCH v23 3/6] dmadev: add data " Chengwen Feng
2021-09-24 10:53 ` [dpdk-dev] [PATCH v23 4/6] dmadev: add multi-process support Chengwen Feng
2021-09-24 10:53 ` [dpdk-dev] [PATCH v23 5/6] dma/skeleton: introduce skeleton dmadev driver Chengwen Feng
2021-09-24 10:53 ` [dpdk-dev] [PATCH v23 6/6] app/test: add dmadev API test Chengwen Feng
2021-10-09 9:33 ` [dpdk-dev] [PATCH v24 0/6] support dmadev Chengwen Feng
2021-10-09 9:33 ` [dpdk-dev] [PATCH v24 1/6] dmadev: introduce DMA device library Chengwen Feng
2021-10-09 9:33 ` [dpdk-dev] [PATCH v24 2/6] dmadev: add control plane API support Chengwen Feng
2021-10-09 9:33 ` [dpdk-dev] [PATCH v24 3/6] dmadev: add data " Chengwen Feng
2021-10-09 10:03 ` fengchengwen
2021-10-11 10:40 ` Bruce Richardson
2021-10-11 12:31 ` fengchengwen
2021-10-09 9:33 ` [dpdk-dev] [PATCH v24 4/6] dmadev: add multi-process support Chengwen Feng
2021-10-09 9:33 ` [dpdk-dev] [PATCH v24 5/6] dma/skeleton: introduce skeleton dmadev driver Chengwen Feng
2021-10-09 9:33 ` [dpdk-dev] [PATCH v24 6/6] app/test: add dmadev API test Chengwen Feng
2021-10-11 7:33 ` [dpdk-dev] [PATCH v25 0/6] support dmadev Chengwen Feng
2021-10-11 7:33 ` [dpdk-dev] [PATCH v25 1/6] dmadev: introduce DMA device library Chengwen Feng
2021-10-12 19:09 ` Thomas Monjalon
2021-10-13 0:21 ` fengchengwen
2021-10-13 7:41 ` Thomas Monjalon
2021-10-15 8:29 ` Thomas Monjalon
2021-10-15 9:59 ` fengchengwen
2021-10-15 13:46 ` Thomas Monjalon
2021-10-11 7:33 ` [dpdk-dev] [PATCH v25 2/6] dmadev: add control plane API support Chengwen Feng
2021-10-11 15:44 ` Bruce Richardson
2021-10-12 3:57 ` fengchengwen
2021-10-12 18:57 ` Thomas Monjalon
2021-10-11 7:33 ` [dpdk-dev] [PATCH v25 3/6] dmadev: add data " Chengwen Feng
2021-10-11 7:33 ` [dpdk-dev] [PATCH v25 4/6] dmadev: add multi-process support Chengwen Feng
2021-10-11 7:33 ` [dpdk-dev] [PATCH v25 5/6] dma/skeleton: introduce skeleton dmadev driver Chengwen Feng
2021-10-11 7:33 ` [dpdk-dev] [PATCH v25 6/6] app/test: add dmadev API test Chengwen Feng
2021-10-13 12:24 ` [dpdk-dev] [PATCH v26 0/6] support dmadev Chengwen Feng
2021-10-13 12:24 ` [dpdk-dev] [PATCH v26 1/6] dmadev: introduce DMA device library Chengwen Feng
2021-10-13 12:24 ` [dpdk-dev] [PATCH v26 2/6] dmadev: add control plane API support Chengwen Feng
2021-10-13 12:24 ` [dpdk-dev] [PATCH v26 3/6] dmadev: add data " Chengwen Feng
2021-10-13 12:24 ` [dpdk-dev] [PATCH v26 4/6] dmadev: add multi-process support Chengwen Feng
2021-10-13 12:24 ` [dpdk-dev] [PATCH v26 5/6] dma/skeleton: introduce skeleton dmadev driver Chengwen Feng
2021-10-13 12:25 ` [dpdk-dev] [PATCH v26 6/6] app/test: add dmadev API test Chengwen Feng
2021-10-17 19:17 ` [dpdk-dev] [PATCH v26 0/6] support dmadev Thomas Monjalon
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