From: Bruce Richardson <bruce.richardson@intel.com>
To: Chengwen Feng <fengchengwen@huawei.com>
Cc: thomas@monjalon.net, ferruh.yigit@intel.com, jerinj@marvell.com,
jerinjacobk@gmail.com, andrew.rybchenko@oktetlabs.ru,
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
Subject: Re: [dpdk-dev] [PATCH v3] dmadev: introduce DMA device library
Date: Tue, 13 Jul 2021 17:02:28 +0100 [thread overview]
Message-ID: <YO25FPrF5oYitlzO@bricha3-MOBL.ger.corp.intel.com> (raw)
In-Reply-To: <1626179263-14645-1-git-send-email-fengchengwen@huawei.com>
On Tue, Jul 13, 2021 at 08:27:43PM +0800, Chengwen Feng wrote:
> This patch introduce 'dmadevice' which is a generic type of DMA
> device.
>
> The APIs of dmadev library exposes some generic operations which can
> enable configuration and I/O with the DMA devices.
>
> Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>
> ---
> v3:
> * rm reset and fill_sg ops.
> * rm MT-safe capabilities.
> * add submit flag.
> * redefine rte_dma_sg to implement asymmetric copy.
> * delete some reserved field for future use.
> * rearrangement rte_dmadev/rte_dmadev_data struct.
> * refresh rte_dmadev.h copyright.
> * update vchan setup parameter.
> * modified some inappropriate descriptions.
> * arrange version.map alphabetically.
> * other minor modifications from review comment.
> ---
Thanks, some further comments inline below on the .c file initially.
/Bruce
> MAINTAINERS | 4 +
> config/rte_config.h | 3 +
> lib/dmadev/meson.build | 7 +
> lib/dmadev/rte_dmadev.c | 561 +++++++++++++++++++++++++
> lib/dmadev/rte_dmadev.h | 968 +++++++++++++++++++++++++++++++++++++++++++
> lib/dmadev/rte_dmadev_core.h | 161 +++++++
> lib/dmadev/rte_dmadev_pmd.h | 72 ++++
> lib/dmadev/version.map | 37 ++
> lib/meson.build | 1 +
> 9 files changed, 1814 insertions(+)
> create mode 100644 lib/dmadev/meson.build
> create mode 100644 lib/dmadev/rte_dmadev.c
> create mode 100644 lib/dmadev/rte_dmadev.h
> create mode 100644 lib/dmadev/rte_dmadev_core.h
> create mode 100644 lib/dmadev/rte_dmadev_pmd.h
> create mode 100644 lib/dmadev/version.map
>
> diff --git a/MAINTAINERS b/MAINTAINERS
> index af2a91d..e01a07f 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -495,6 +495,10 @@ F: drivers/raw/skeleton/
> F: app/test/test_rawdev.c
> F: doc/guides/prog_guide/rawdev.rst
>
> +DMA device API - EXPERIMENTAL
> +M: Chengwen Feng <fengchengwen@huawei.com>
> +F: lib/dmadev/
> +
>
> Memory Pool Drivers
> -------------------
> diff --git a/config/rte_config.h b/config/rte_config.h
> index 590903c..331a431 100644
> --- a/config/rte_config.h
> +++ b/config/rte_config.h
> @@ -81,6 +81,9 @@
> /* rawdev defines */
> #define RTE_RAWDEV_MAX_DEVS 64
>
> +/* dmadev defines */
> +#define RTE_DMADEV_MAX_DEVS 64
> +
> /* ip_fragmentation defines */
> #define RTE_LIBRTE_IP_FRAG_MAX_FRAG 4
> #undef RTE_LIBRTE_IP_FRAG_TBL_STAT
> diff --git a/lib/dmadev/meson.build b/lib/dmadev/meson.build
> new file mode 100644
> index 0000000..d2fc85e
> --- /dev/null
> +++ b/lib/dmadev/meson.build
> @@ -0,0 +1,7 @@
> +# SPDX-License-Identifier: BSD-3-Clause
> +# Copyright(c) 2021 HiSilicon Limited.
> +
> +sources = files('rte_dmadev.c')
> +headers = files('rte_dmadev.h')
> +indirect_headers += files('rte_dmadev_core.h')
> +driver_sdk_headers += files('rte_dmadev_pmd.h')
> diff --git a/lib/dmadev/rte_dmadev.c b/lib/dmadev/rte_dmadev.c
> new file mode 100644
> index 0000000..1bca463
> --- /dev/null
> +++ b/lib/dmadev/rte_dmadev.c
> @@ -0,0 +1,561 @@
> +/* SPDX-License-Identifier: BSD-3-Clause
> + * Copyright(c) 2021 HiSilicon Limited.
> + * Copyright(c) 2021 Intel Corporation.
> + */
> +
> +#include <ctype.h>
> +#include <inttypes.h>
> +#include <stdint.h>
> +#include <stdio.h>
> +#include <stdlib.h>
> +#include <string.h>
> +
> +#include <rte_debug.h>
> +#include <rte_dev.h>
> +#include <rte_eal.h>
> +#include <rte_errno.h>
> +#include <rte_lcore.h>
> +#include <rte_log.h>
> +#include <rte_memory.h>
> +#include <rte_memzone.h>
> +#include <rte_malloc.h>
> +#include <rte_string_fns.h>
> +
> +#include "rte_dmadev.h"
> +#include "rte_dmadev_pmd.h"
> +
> +struct rte_dmadev rte_dmadevices[RTE_DMADEV_MAX_DEVS];
> +
> +static const char *MZ_RTE_DMADEV_DATA = "rte_dmadev_data";
> +/* Shared memory between primary and secondary processes. */
> +static struct {
> + struct rte_dmadev_data data[RTE_DMADEV_MAX_DEVS];
> +} *dmadev_shared_data;
> +
> +RTE_LOG_REGISTER(rte_dmadev_logtype, lib.dmadev, INFO);
There is an RTE_LOG_REGISTER_DEFAULT macro which can be used here instead.
Also, since the logtype is not exposed outside this file, we can drop the
prefix on it to shorten it:
"RTE_LOG_REGISTER_DEFAULT(logtype, INFO);"
> +#define RTE_DMADEV_LOG(level, ...) \
> + rte_log(RTE_LOG_ ## level, rte_dmadev_logtype, "" __VA_ARGS__)
> +
> +/* Macros to check for valid device id */
> +#define RTE_DMADEV_VALID_DEV_ID_OR_ERR_RET(dev_id, retval) do { \
> + if (!rte_dmadev_is_valid_dev(dev_id)) { \
> + RTE_DMADEV_LOG(ERR, "Invalid dev_id=%u\n", dev_id); \
> + return retval; \
> + } \
> +} while (0)
> +
> +#define RTE_DMADEV_VALID_DEV_ID_OR_RET(dev_id) do { \
> + if (!rte_dmadev_is_valid_dev(dev_id)) { \
> + RTE_DMADEV_LOG(ERR, "Invalid dev_id=%u\n", dev_id); \
> + return; \
> + } \
> +} while (0)
> +
Looking through the code, this macro appears unused, since all functions
return values.
The former "RTE_DMADEV_VALID_DEV_ID_OR_ERR_RET" can also be shorted to
remove prefixes, because it's again local to the file. Suggest:
"VALID_DEV_ID_OR_ERR"
> +/* Macro to check for invalid pointers */
> +#define RTE_DMADEV_PTR_OR_ERR_RET(ptr, retval) do { \
> + if ((ptr) == NULL) \
> + return retval; \
> +} while (0)
> +
This is a very short macro, so in practice it's only saving one line of
code. Also, with current use, the "retval" is always -EINVAL. I'd tend
towards dropping the macro, but if we want one, I'd suggest a short
one-line one:
"#define CHECK_PTR_PARAM(ptr) if ((ptr) == NULL) return -EINVAL"
However, overall I don't think it's worth it - case in point, see the check
for "name" below which skips using the macro anyway.
> +static int
> +dmadev_check_name(const char *name)
> +{
> + size_t name_len;
> +
> + if (name == NULL) {
> + RTE_DMADEV_LOG(ERR, "Name can't be NULL\n");
> + return -EINVAL;
> + }
> +
> + name_len = strnlen(name, RTE_DMADEV_NAME_MAX_LEN);
> + if (name_len == 0) {
> + RTE_DMADEV_LOG(ERR, "Zero length DMA device name\n");
> + return -EINVAL;
> + }
> + if (name_len >= RTE_DMADEV_NAME_MAX_LEN) {
> + RTE_DMADEV_LOG(ERR, "DMA device name is too long\n");
> + return -EINVAL;
> + }
> +
> + return 0;
> +}
> +
> +static uint16_t
> +dmadev_find_free_dev(void)
> +{
> + uint16_t i;
> +
> + for (i = 0; i < RTE_DMADEV_MAX_DEVS; i++) {
> + if (dmadev_shared_data->data[i].dev_name[0] == '\0') {
> + RTE_ASSERT(rte_dmadevices[i].state ==
> + RTE_DMADEV_UNUSED);
> + return i;
> + }
> + }
> +
> + return RTE_DMADEV_MAX_DEVS;
> +}
> +
> +static struct rte_dmadev*
> +dmadev_find(const char *name)
> +{
> + uint16_t i;
> +
> + for (i = 0; i < RTE_DMADEV_MAX_DEVS; i++) {
> + if ((rte_dmadevices[i].state == RTE_DMADEV_ATTACHED) &&
> + (!strcmp(name, rte_dmadevices[i].data->dev_name)))
> + return &rte_dmadevices[i];
> + }
> +
> + return NULL;
> +}
> +
> +static int
> +dmadev_shared_data_prepare(void)
> +{
> + const struct rte_memzone *mz;
> +
> + if (dmadev_shared_data == NULL) {
> + if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
> + /* Allocate port data and ownership shared memory. */
> + mz = rte_memzone_reserve(MZ_RTE_DMADEV_DATA,
> + sizeof(*dmadev_shared_data),
> + rte_socket_id(), 0);
> + } else {
> + mz = rte_memzone_lookup(MZ_RTE_DMADEV_DATA);
> + }
Minor nit, our coding style for DPDK says to omit the braces around
single-statement legs like this.
> + if (mz == NULL)
> + return -ENOMEM;
> +
> + dmadev_shared_data = mz->addr;
> + if (rte_eal_process_type() == RTE_PROC_PRIMARY)
> + memset(dmadev_shared_data->data, 0,
> + sizeof(dmadev_shared_data->data));
I believe all memzones are zero on allocation anyway, so this memset is
unecessary and can be dropped.
> + }
> +
> + return 0;
> +}
> +
> +static struct rte_dmadev *
> +dmadev_allocate(const char *name)
> +{
> + struct rte_dmadev *dev;
> + uint16_t dev_id;
> +
> + dev = dmadev_find(name);
> + if (dev != NULL) {
> + RTE_DMADEV_LOG(ERR, "DMA device already allocated\n");
> + return NULL;
> + }
> +
> + dev_id = dmadev_find_free_dev();
> + if (dev_id == RTE_DMADEV_MAX_DEVS) {
> + RTE_DMADEV_LOG(ERR, "Reached maximum number of DMA devices\n");
> + return NULL;
> + }
> +
> + if (dmadev_shared_data_prepare() != 0) {
> + RTE_DMADEV_LOG(ERR, "Cannot allocate DMA shared data\n");
> + return NULL;
> + }
> +
> + dev = &rte_dmadevices[dev_id];
> + dev->data = &dmadev_shared_data->data[dev_id];
> + dev->data->dev_id = dev_id;
> + strlcpy(dev->data->dev_name, name, sizeof(dev->data->dev_name));
> +
> + return dev;
> +}
> +
> +static struct rte_dmadev *
> +dmadev_attach_secondary(const char *name)
> +{
> + struct rte_dmadev *dev;
> + uint16_t i;
> +
> + if (dmadev_shared_data_prepare() != 0) {
> + RTE_DMADEV_LOG(ERR, "Cannot allocate DMA shared data\n");
> + return NULL;
> + }
> +
> + for (i = 0; i < RTE_DMADEV_MAX_DEVS; i++) {
> + if (!strcmp(dmadev_shared_data->data[i].dev_name, name))
> + break;
> + }
> + if (i == RTE_DMADEV_MAX_DEVS) {
> + RTE_DMADEV_LOG(ERR,
> + "Device %s is not driven by the primary process\n",
> + name);
> + return NULL;
> + }
> +
> + dev = &rte_dmadevices[i];
> + dev->data = &dmadev_shared_data->data[i];
> + RTE_ASSERT(dev->data->dev_id == i);
> +
> + return dev;
> +}
> +
> +struct rte_dmadev *
> +rte_dmadev_pmd_allocate(const char *name)
> +{
> + struct rte_dmadev *dev;
> +
> + if (dmadev_check_name(name) != 0)
> + return NULL;
> +
> + if (rte_eal_process_type() == RTE_PROC_PRIMARY)
> + dev = dmadev_allocate(name);
> + else
> + dev = dmadev_attach_secondary(name);
> +
> + if (dev == NULL)
> + return NULL;
> + dev->state = RTE_DMADEV_ATTACHED;
> +
> + return dev;
> +}
> +
> +int
> +rte_dmadev_pmd_release(struct rte_dmadev *dev)
> +{
> + if (dev == NULL)
> + return -EINVAL;
> +
> + if (dev->state == RTE_DMADEV_UNUSED)
> + return 0;
> +
> + if (rte_eal_process_type() == RTE_PROC_PRIMARY) {
> + rte_free(dev->data->dev_private);
There seems an imbalance here. If we "free" on release, we should similarly
"malloc" on allocate, otherwise we run the risk of dev_private being
allocated using regular malloc in a driver, for example. I think some other
allocation APIs take as parameter the private data size to reserve, and we
can follow that model.
> + memset(dev->data, 0, sizeof(struct rte_dmadev_data));
> + }
> +
> + memset(dev, 0, sizeof(struct rte_dmadev));
> + dev->state = RTE_DMADEV_UNUSED;
> +
> + return 0;
> +}
> +
> +struct rte_dmadev *
> +rte_dmadev_get_device_by_name(const char *name)
> +{
> + if (dmadev_check_name(name) != 0)
> + return NULL;
> + return dmadev_find(name);
> +}
> +
> +bool
> +rte_dmadev_is_valid_dev(uint16_t dev_id)
> +{
> + if (dev_id >= RTE_DMADEV_MAX_DEVS ||
> + rte_dmadevices[dev_id].state != RTE_DMADEV_ATTACHED)
> + return false;
> + return true;
> +}
Can be a one-line function:
"return (dev_id < RTE_DMADEV_MAX_DEVS &&
rte_dmadevices[dev_id].state == RTE_DMADEV_ATTACHED);"
> +
> +uint16_t
> +rte_dmadev_count(void)
> +{
> + uint16_t count = 0;
> + uint16_t i;
> +
> + for (i = 0; i < RTE_DMADEV_MAX_DEVS; i++) {
> + if (rte_dmadevices[i].state == RTE_DMADEV_ATTACHED)
> + count++;
> + }
> +
> + return count;
> +}
> +
> +int
> +rte_dmadev_info_get(uint16_t dev_id, struct rte_dmadev_info *dev_info)
> +{
> + const struct rte_dmadev *dev;
> + int ret;
> +
> + RTE_DMADEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> + RTE_DMADEV_PTR_OR_ERR_RET(dev_info, -EINVAL);
> +
> + dev = &rte_dmadevices[dev_id];
This line can be merged into the definition of dev, since it's just
assigning an address and never referencing it.
> +
> + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_info_get, -ENOTSUP);
> + memset(dev_info, 0, sizeof(struct rte_dmadev_info));
> + ret = (*dev->dev_ops->dev_info_get)(dev, dev_info,
> + sizeof(struct rte_dmadev_info));
> + if (ret != 0)
> + return ret;
> +
> + dev_info->device = dev->device;
> + dev_info->nb_vchans = dev->data->dev_conf.max_vchans;
> +
> + return 0;
> +}
> +
> +int
> +rte_dmadev_configure(uint16_t dev_id, const struct rte_dmadev_conf *dev_conf)
> +{
> + struct rte_dmadev_info info;
> + struct rte_dmadev *dev;
> + int ret;
> +
> + RTE_DMADEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> + RTE_DMADEV_PTR_OR_ERR_RET(dev_conf, -EINVAL);
> + dev = &rte_dmadevices[dev_id];
As above, merge into definition line of dev as:
"struct rte_dmadev *dev = &rte_dmadevices[dev_id];"
> +
> + ret = rte_dmadev_info_get(dev_id, &info);
> + if (ret != 0) {
> + RTE_DMADEV_LOG(ERR, "Device %u get device info fail\n", dev_id);
> + return -EINVAL;
> + }
> + if (dev_conf->max_vchans > info.max_vchans) {
> + RTE_DMADEV_LOG(ERR,
> + "Device %u configure too many vchans\n", dev_id);
> + return -EINVAL;
> + }
> +
> + if (dev->data->dev_started != 0) {
> + RTE_DMADEV_LOG(ERR,
> + "Device %u must be stopped to allow configuration\n",
> + dev_id);
> + return -EBUSY;
> + }
> +
> + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_configure, -ENOTSUP);
Rather than putting in all these checks and returning -ENOTSUP, I'd like
propose that we instead have the ops structure assigned as part of
"rte_dmadev_pmd_allocate()" function. That then allows us to enforce that
each device supports the minimum set of functions, i.e. info_get,
configure, etc. etc.
> + ret = (*dev->dev_ops->dev_configure)(dev, dev_conf);
> + if (ret == 0)
> + memcpy(&dev->data->dev_conf, dev_conf, sizeof(*dev_conf));
> +
> + return ret;
> +}
> +
> +int
> +rte_dmadev_start(uint16_t dev_id)
> +{
> + struct rte_dmadev *dev;
> + int ret;
> +
> + RTE_DMADEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> + dev = &rte_dmadevices[dev_id];
> +
> + if (dev->data->dev_started != 0) {
> + RTE_DMADEV_LOG(WARNING, "Device %u already started\n", dev_id);
> + return 0;
> + }
> +
> + if (dev->dev_ops->dev_start == NULL)
> + goto mark_started;
> +
> + ret = (*dev->dev_ops->dev_start)(dev);
> + if (ret != 0)
> + return ret;
> +
> +mark_started:
> + dev->data->dev_started = 1;
> + return 0;
> +}
> +
> +int
> +rte_dmadev_stop(uint16_t dev_id)
> +{
> + struct rte_dmadev *dev;
> + int ret;
> +
> + RTE_DMADEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> + dev = &rte_dmadevices[dev_id];
> +
> + if (dev->data->dev_started == 0) {
> + RTE_DMADEV_LOG(WARNING, "Device %u already stopped\n", dev_id);
> + return 0;
> + }
> +
> + if (dev->dev_ops->dev_stop == NULL)
> + goto mark_stopped;
> +
> + ret = (*dev->dev_ops->dev_stop)(dev);
> + if (ret != 0)
> + return ret;
> +
> +mark_stopped:
> + dev->data->dev_started = 0;
> + return 0;
> +}
> +
> +int
> +rte_dmadev_close(uint16_t dev_id)
> +{
> + struct rte_dmadev *dev;
> +
> + RTE_DMADEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> + dev = &rte_dmadevices[dev_id];
> +
> + /* Device must be stopped before it can be closed */
> + if (dev->data->dev_started == 1) {
> + RTE_DMADEV_LOG(ERR,
> + "Device %u must be stopped before closing\n", dev_id);
> + return -EBUSY;
> + }
> +
> + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_close, -ENOTSUP);
> + return (*dev->dev_ops->dev_close)(dev);
> +}
> +
> +int
> +rte_dmadev_vchan_setup(uint16_t dev_id,
> + const struct rte_dmadev_vchan_conf *conf)
> +{
> + struct rte_dmadev_info info;
> + struct rte_dmadev *dev;
> + int ret;
> +
> + RTE_DMADEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> + RTE_DMADEV_PTR_OR_ERR_RET(conf, -EINVAL);
> +
> + dev = &rte_dmadevices[dev_id];
> +
> + ret = rte_dmadev_info_get(dev_id, &info);
> + if (ret != 0) {
> + RTE_DMADEV_LOG(ERR, "Device %u get device info fail\n", dev_id);
> + return -EINVAL;
> + }
> + if (conf->direction == 0 ||
> + conf->direction & ~RTE_DMA_TRANSFER_DIR_ALL) {
> + RTE_DMADEV_LOG(ERR, "Device %u direction invalid!\n", dev_id);
> + return -EINVAL;
> + }
> + if (conf->direction & RTE_DMA_MEM_TO_MEM &&
> + !(info.dev_capa & RTE_DMA_DEV_CAPA_MEM_TO_MEM)) {
> + RTE_DMADEV_LOG(ERR,
> + "Device %u don't support mem2mem transfer\n", dev_id);
> + return -EINVAL;
> + }
> + if (conf->direction & RTE_DMA_MEM_TO_DEV &&
> + !(info.dev_capa & RTE_DMA_DEV_CAPA_MEM_TO_DEV)) {
> + RTE_DMADEV_LOG(ERR,
> + "Device %u don't support mem2dev transfer\n", dev_id);
> + return -EINVAL;
> + }
> + if (conf->direction & RTE_DMA_DEV_TO_MEM &&
> + !(info.dev_capa & RTE_DMA_DEV_CAPA_DEV_TO_MEM)) {
> + RTE_DMADEV_LOG(ERR,
> + "Device %u don't support dev2mem transfer\n", dev_id);
> + return -EINVAL;
> + }
> + if (conf->direction & RTE_DMA_DEV_TO_DEV &&
> + !(info.dev_capa & RTE_DMA_DEV_CAPA_DEV_TO_DEV)) {
> + RTE_DMADEV_LOG(ERR,
> + "Device %u don't support dev2dev transfer\n", dev_id);
> + return -EINVAL;
> + }
Rather than checking each one of these individually, can we just merge
these checks into one?
> + if (conf->nb_desc < info.min_desc || conf->nb_desc > info.max_desc) {
> + RTE_DMADEV_LOG(ERR,
> + "Device %u number of descriptors invalid\n", dev_id);
> + return -EINVAL;
> + }
> +
> + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vchan_setup, -ENOTSUP);
> + return (*dev->dev_ops->vchan_setup)(dev, conf);
> +}
> +
> +int
> +rte_dmadev_vchan_release(uint16_t dev_id, uint16_t vchan)
> +{
> + struct rte_dmadev *dev;
> +
> + RTE_DMADEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> + dev = &rte_dmadevices[dev_id];
> +
> + if (vchan >= dev->data->dev_conf.max_vchans) {
> + RTE_DMADEV_LOG(ERR,
> + "Device %u vchan %u out of range\n", dev_id, vchan);
> + return -EINVAL;
> + }
> +
> + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->vchan_release, -ENOTSUP);
> + return (*dev->dev_ops->vchan_release)(dev, vchan);
> +}
> +
> +int
> +rte_dmadev_stats_get(uint16_t dev_id, uint16_t vchan,
> + struct rte_dmadev_stats *stats)
> +{
> + const struct rte_dmadev *dev;
> +
> + RTE_DMADEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> + RTE_DMADEV_PTR_OR_ERR_RET(stats, -EINVAL);
> +
> + dev = &rte_dmadevices[dev_id];
> +
> + if (vchan >= dev->data->dev_conf.max_vchans &&
> + vchan != RTE_DMADEV_ALL_VCHAN) {
> + RTE_DMADEV_LOG(ERR,
> + "Device %u vchan %u out of range\n", dev_id, vchan);
> + return -EINVAL;
> + }
> +
> + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_get, -ENOTSUP);
> + return (*dev->dev_ops->stats_get)(dev, vchan, stats,
> + sizeof(struct rte_dmadev_stats));
> +}
> +
> +int
> +rte_dmadev_stats_reset(uint16_t dev_id, uint16_t vchan)
> +{
> + struct rte_dmadev *dev;
> +
> + RTE_DMADEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> + dev = &rte_dmadevices[dev_id];
> +
> + if (vchan >= dev->data->dev_conf.max_vchans &&
> + vchan != RTE_DMADEV_ALL_VCHAN) {
> + RTE_DMADEV_LOG(ERR,
> + "Device %u vchan %u out of range\n", dev_id, vchan);
> + return -EINVAL;
> + }
> +
> + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->stats_reset, -ENOTSUP);
> + return (*dev->dev_ops->stats_reset)(dev, vchan);
> +}
> +
> +int
> +rte_dmadev_dump(uint16_t dev_id, FILE *f)
> +{
> + const struct rte_dmadev *dev;
> + struct rte_dmadev_info info;
> + int ret;
> +
> + RTE_DMADEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> + RTE_DMADEV_PTR_OR_ERR_RET(f, -EINVAL);
> +
> + ret = rte_dmadev_info_get(dev_id, &info);
> + if (ret != 0) {
> + RTE_DMADEV_LOG(ERR, "Device %u get device info fail\n", dev_id);
> + return -EINVAL;
> + }
> +
> + dev = &rte_dmadevices[dev_id];
> +
> + fprintf(f, "DMA Dev %u, '%s' [%s]\n",
> + dev->data->dev_id,
> + dev->data->dev_name,
> + dev->data->dev_started ? "started" : "stopped");
> + fprintf(f, " dev_capa: 0x%" PRIx64 "\n", info.dev_capa);
> + fprintf(f, " max_vchans_supported: %u\n", info.max_vchans);
> + fprintf(f, " max_vchans_configured: %u\n", info.nb_vchans);
> +
> + if (dev->dev_ops->dev_dump != NULL)
> + return (*dev->dev_ops->dev_dump)(dev, f);
> +
> + return 0;
> +}
> +
> +int
> +rte_dmadev_selftest(uint16_t dev_id)
> +{
> + struct rte_dmadev *dev;
> +
> + RTE_DMADEV_VALID_DEV_ID_OR_ERR_RET(dev_id, -EINVAL);
> + dev = &rte_dmadevices[dev_id];
> +
> + RTE_FUNC_PTR_OR_ERR_RET(*dev->dev_ops->dev_selftest, -ENOTSUP);
> + return (*dev->dev_ops->dev_selftest)(dev_id);
> +}
next prev parent reply other threads:[~2021-07-13 16:02 UTC|newest]
Thread overview: 339+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-02 13:18 [dpdk-dev] [PATCH] " 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 [this message]
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 ` [dpdk-dev] [PATCH v19 6/7] dma/skeleton: introduce skeleton dmadev driver Chengwen Feng
2021-09-03 15:14 ` 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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