> -----Original Message-----
> From: Zhang, Qi Z
> Sent: Wednesday, January 18, 2023 12:00 PM
> To: Xing, Beilei <beilei.x...@intel.com>; Wu, Jingjing <jingjing...@intel.com>
> Cc: dev@dpdk.org; Wu, Wenjun1 <wenjun1...@intel.com>
> Subject: RE: [PATCH v4 03/15] common/idpf: add virtual channel functions
>
>
>
> > -----Original Message-----
> > From: Xing, Beilei <beilei.x...@intel.com>
> > Sent: Tuesday, January 17, 2023 4:06 PM
> > To: Wu, Jingjing <jingjing...@intel.com>
> > Cc: dev@dpdk.org; Zhang, Qi Z <qi.z.zh...@intel.com>; Xing, Beilei
> > <beilei.x...@intel.com>; Wu, Wenjun1 <wenjun1...@intel.com>
> > Subject: [PATCH v4 03/15] common/idpf: add virtual channel functions
> >
> > From: Beilei Xing <beilei.x...@intel.com>
> >
> > Move most of the virtual channel functions to idpf common module.
> >
> > Signed-off-by: Wenjun Wu <wenjun1...@intel.com>
> > Signed-off-by: Beilei Xing <beilei.x...@intel.com>
> > ---
> > drivers/common/idpf/base/meson.build | 2 +-
> > drivers/common/idpf/idpf_common_device.c | 8 +
> > drivers/common/idpf/idpf_common_device.h | 61 ++
> > drivers/common/idpf/idpf_common_logs.h | 23 +
> > drivers/common/idpf/idpf_common_virtchnl.c | 815
> > +++++++++++++++++++++
> > drivers/common/idpf/idpf_common_virtchnl.h | 48 ++
> > drivers/common/idpf/meson.build | 5 +
> > drivers/common/idpf/version.map | 20 +-
> > drivers/net/idpf/idpf_ethdev.c | 9 +-
> > drivers/net/idpf/idpf_ethdev.h | 85 +--
> > drivers/net/idpf/idpf_vchnl.c | 815 +--------------------
> > 11 files changed, 983 insertions(+), 908 deletions(-) create mode
> > 100644 drivers/common/idpf/idpf_common_device.c
> > create mode 100644 drivers/common/idpf/idpf_common_logs.h
> > create mode 100644 drivers/common/idpf/idpf_common_virtchnl.c
> > create mode 100644 drivers/common/idpf/idpf_common_virtchnl.h
> >
> > diff --git a/drivers/common/idpf/base/meson.build
> > b/drivers/common/idpf/base/meson.build
> > index 183587b51a..dc4b93c198 100644
> > --- a/drivers/common/idpf/base/meson.build
> > +++ b/drivers/common/idpf/base/meson.build
> > @@ -1,7 +1,7 @@
> > # SPDX-License-Identifier: BSD-3-Clause # Copyright(c) 2022 Intel
> > Corporation
> >
> > -sources = files(
> > +sources += files(
> > 'idpf_common.c',
> > 'idpf_controlq.c',
> > 'idpf_controlq_setup.c',
> > diff --git a/drivers/common/idpf/idpf_common_device.c
> > b/drivers/common/idpf/idpf_common_device.c
> > new file mode 100644
> > index 0000000000..5062780362
> > --- /dev/null
> > +++ b/drivers/common/idpf/idpf_common_device.c
> > @@ -0,0 +1,8 @@
> > +/* SPDX-License-Identifier: BSD-3-Clause
> > + * Copyright(c) 2022 Intel Corporation */
> > +
> > +#include <rte_log.h>
> > +#include <idpf_common_device.h>
> > +
> > +RTE_LOG_REGISTER_SUFFIX(idpf_common_logtype, common, NOTICE);
> > diff --git a/drivers/common/idpf/idpf_common_device.h
> > b/drivers/common/idpf/idpf_common_device.h
> > index b7fff84b25..a7537281d1 100644
> > --- a/drivers/common/idpf/idpf_common_device.h
> > +++ b/drivers/common/idpf/idpf_common_device.h
> > @@ -7,6 +7,12 @@
> >
> > #include <base/idpf_prototype.h>
> > #include <base/virtchnl2.h>
> > +#include <idpf_common_logs.h>
> > +
> > +#define IDPF_CTLQ_LEN 64
> > +#define IDPF_DFLT_MBX_BUF_SIZE 4096
> > +
> > +#define IDPF_MAX_PKT_TYPE 1024
> >
> > struct idpf_adapter {
> > struct idpf_hw hw;
> > @@ -76,4 +82,59 @@ struct idpf_vport {
> > bool stopped;
> > };
> >
> > +/* Message type read in virtual channel from PF */ enum
> > +idpf_vc_result {
> > + IDPF_MSG_ERR = -1, /* Meet error when accessing admin queue */
> > + IDPF_MSG_NON, /* Read nothing from admin queue */
> > + IDPF_MSG_SYS, /* Read system msg from admin queue */
> > + IDPF_MSG_CMD, /* Read async command result */
> > +};
> > +
> > +/* structure used for sending and checking response of virtchnl ops
> > +*/ struct idpf_cmd_info {
> > + uint32_t ops;
> > + uint8_t *in_args; /* buffer for sending */
> > + uint32_t in_args_size; /* buffer size for sending */
> > + uint8_t *out_buffer; /* buffer for response */
> > + uint32_t out_size; /* buffer size for response */
> > +};
> > +
> > +/* notify current command done. Only call in case execute
> > + * _atomic_set_cmd successfully.
> > + */
> > +static inline void
> > +notify_cmd(struct idpf_adapter *adapter, int msg_ret) {
> > + adapter->cmd_retval = msg_ret;
> > + /* Return value may be checked in anither thread, need to ensure
> > the coherence. */
> > + rte_wmb();
> > + adapter->pend_cmd = VIRTCHNL2_OP_UNKNOWN; }
> > +
> > +/* clear current command. Only call in case execute
> > + * _atomic_set_cmd successfully.
> > + */
> > +static inline void
> > +clear_cmd(struct idpf_adapter *adapter) {
> > + /* Return value may be checked in anither thread, need to ensure
> > the coherence. */
> > + rte_wmb();
> > + adapter->pend_cmd = VIRTCHNL2_OP_UNKNOWN;
> > + adapter->cmd_retval = VIRTCHNL_STATUS_SUCCESS; }
> > +
> > +/* Check there is pending cmd in execution. If none, set new command.
> > +*/ static inline bool atomic_set_cmd(struct idpf_adapter *adapter,
> > +uint32_t ops) {
> > + uint32_t op_unk = VIRTCHNL2_OP_UNKNOWN;
> > + bool ret = __atomic_compare_exchange(&adapter->pend_cmd,
> > &op_unk, &ops,
> > + 0, __ATOMIC_ACQUIRE,
> > __ATOMIC_ACQUIRE);
> > +
> > + if (!ret)
> > + DRV_LOG(ERR, "There is incomplete cmd %d", adapter-
> > >pend_cmd);
> > +
> > + return !ret;
> > +}
> > +
> > #endif /* _IDPF_COMMON_DEVICE_H_ */
> > diff --git a/drivers/common/idpf/idpf_common_logs.h
> > b/drivers/common/idpf/idpf_common_logs.h
> > new file mode 100644
> > index 0000000000..fe36562769
> > --- /dev/null
> > +++ b/drivers/common/idpf/idpf_common_logs.h
> > @@ -0,0 +1,23 @@
> > +/* SPDX-License-Identifier: BSD-3-Clause
> > + * Copyright(c) 2022 Intel Corporation */
> > +
> > +#ifndef _IDPF_COMMON_LOGS_H_
> > +#define _IDPF_COMMON_LOGS_H_
> > +
> > +#include <rte_log.h>
> > +
> > +extern int idpf_common_logtype;
> > +
> > +#define DRV_LOG_RAW(level, ...) \
> > + rte_log(RTE_LOG_ ## level, \
> > + idpf_common_logtype, \
> > + RTE_FMT("%s(): " \
> > + RTE_FMT_HEAD(__VA_ARGS__,) "\n", \
> > + __func__, \
> > + RTE_FMT_TAIL(__VA_ARGS__,)))
> > +
> > +#define DRV_LOG(level, fmt, args...) \
> > + DRV_LOG_RAW(level, fmt "\n", ## args)
> > +
> > +#endif /* _IDPF_COMMON_LOGS_H_ */
> > diff --git a/drivers/common/idpf/idpf_common_virtchnl.c
> > b/drivers/common/idpf/idpf_common_virtchnl.c
> > new file mode 100644
> > index 0000000000..2e94a95876
> > --- /dev/null
> > +++ b/drivers/common/idpf/idpf_common_virtchnl.c
> > @@ -0,0 +1,815 @@
> > +/* SPDX-License-Identifier: BSD-3-Clause
> > + * Copyright(c) 2022 Intel Corporation */
> > +
> > +#include <idpf_common_virtchnl.h>
> > +#include <idpf_common_logs.h>
> > +
> > +static int
> > +idpf_vc_clean(struct idpf_adapter *adapter) {
> > + struct idpf_ctlq_msg *q_msg[IDPF_CTLQ_LEN];
> > + uint16_t num_q_msg = IDPF_CTLQ_LEN;
> > + struct idpf_dma_mem *dma_mem;
> > + int err;
> > + uint32_t i;
> > +
> > + for (i = 0; i < 10; i++) {
> > + err = idpf_ctlq_clean_sq(adapter->hw.asq, &num_q_msg,
> > q_msg);
> > + msleep(20);
> > + if (num_q_msg > 0)
> > + break;
> > + }
> > + if (err != 0)
> > + return err;
> > +
> > + /* Empty queue is not an error */
> > + for (i = 0; i < num_q_msg; i++) {
> > + dma_mem = q_msg[i]->ctx.indirect.payload;
> > + if (dma_mem != NULL) {
> > + idpf_free_dma_mem(&adapter->hw, dma_mem);
> > + rte_free(dma_mem);
> > + }
> > + rte_free(q_msg[i]);
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +static int
> > +idpf_send_vc_msg(struct idpf_adapter *adapter, uint32_t op,
> > + uint16_t msg_size, uint8_t *msg)
> > +{
> > + struct idpf_ctlq_msg *ctlq_msg;
> > + struct idpf_dma_mem *dma_mem;
> > + int err;
> > +
> > + err = idpf_vc_clean(adapter);
> > + if (err != 0)
> > + goto err;
> > +
> > + ctlq_msg = rte_zmalloc(NULL, sizeof(struct idpf_ctlq_msg), 0);
> > + if (ctlq_msg == NULL) {
> > + err = -ENOMEM;
> > + goto err;
> > + }
> > +
> > + dma_mem = rte_zmalloc(NULL, sizeof(struct idpf_dma_mem), 0);
> > + if (dma_mem == NULL) {
> > + err = -ENOMEM;
> > + goto dma_mem_error;
> > + }
> > +
> > + dma_mem->size = IDPF_DFLT_MBX_BUF_SIZE;
> > + idpf_alloc_dma_mem(&adapter->hw, dma_mem, dma_mem->size);
> > + if (dma_mem->va == NULL) {
> > + err = -ENOMEM;
> > + goto dma_alloc_error;
> > + }
> > +
> > + memcpy(dma_mem->va, msg, msg_size);
> > +
> > + ctlq_msg->opcode = idpf_mbq_opc_send_msg_to_pf;
> > + ctlq_msg->func_id = 0;
> > + ctlq_msg->data_len = msg_size;
> > + ctlq_msg->cookie.mbx.chnl_opcode = op;
> > + ctlq_msg->cookie.mbx.chnl_retval = VIRTCHNL_STATUS_SUCCESS;
> > + ctlq_msg->ctx.indirect.payload = dma_mem;
> > +
> > + err = idpf_ctlq_send(&adapter->hw, adapter->hw.asq, 1, ctlq_msg);
> > + if (err != 0)
> > + goto send_error;
> > +
> > + return 0;
> > +
> > +send_error:
> > + idpf_free_dma_mem(&adapter->hw, dma_mem);
> > +dma_alloc_error:
> > + rte_free(dma_mem);
> > +dma_mem_error:
> > + rte_free(ctlq_msg);
> > +err:
> > + return err;
> > +}
> > +
> > +static enum idpf_vc_result
> > +idpf_read_msg_from_cp(struct idpf_adapter *adapter, uint16_t buf_len,
> > + uint8_t *buf)
> > +{
> > + struct idpf_hw *hw = &adapter->hw;
> > + struct idpf_ctlq_msg ctlq_msg;
> > + struct idpf_dma_mem *dma_mem = NULL;
> > + enum idpf_vc_result result = IDPF_MSG_NON;
> > + uint32_t opcode;
> > + uint16_t pending = 1;
> > + int ret;
> > +
> > + ret = idpf_ctlq_recv(hw->arq, &pending, &ctlq_msg);
> > + if (ret != 0) {
> > + DRV_LOG(DEBUG, "Can't read msg from AQ");
> > + if (ret != -ENOMSG)
> > + result = IDPF_MSG_ERR;
> > + return result;
> > + }
> > +
> > + rte_memcpy(buf, ctlq_msg.ctx.indirect.payload->va, buf_len);
> > +
> > + opcode = rte_le_to_cpu_32(ctlq_msg.cookie.mbx.chnl_opcode);
> > + adapter->cmd_retval =
> > rte_le_to_cpu_32(ctlq_msg.cookie.mbx.chnl_retval);
> > +
> > + DRV_LOG(DEBUG, "CQ from CP carries opcode %u, retval %d",
> > + opcode, adapter->cmd_retval);
> > +
> > + if (opcode == VIRTCHNL2_OP_EVENT) {
> > + struct virtchnl2_event *ve = ctlq_msg.ctx.indirect.payload-
> > >va;
> > +
> > + result = IDPF_MSG_SYS;
> > + switch (ve->event) {
> > + case VIRTCHNL2_EVENT_LINK_CHANGE:
> > + /* TBD */
> > + break;
> > + default:
> > + DRV_LOG(ERR, "%s: Unknown event %d from CP",
> > + __func__, ve->event);
> > + break;
> > + }
> > + } else {
> > + /* async reply msg on command issued by pf previously */
> > + result = IDPF_MSG_CMD;
> > + if (opcode != adapter->pend_cmd) {
> > + DRV_LOG(WARNING, "command mismatch,
> > expect %u, get %u",
> > + adapter->pend_cmd, opcode);
> > + result = IDPF_MSG_ERR;
> > + }
> > + }
> > +
> > + if (ctlq_msg.data_len != 0)
> > + dma_mem = ctlq_msg.ctx.indirect.payload;
> > + else
> > + pending = 0;
> > +
> > + ret = idpf_ctlq_post_rx_buffs(hw, hw->arq, &pending, &dma_mem);
> > + if (ret != 0 && dma_mem != NULL)
> > + idpf_free_dma_mem(hw, dma_mem);
> > +
> > + return result;
> > +}
> > +
> > +#define MAX_TRY_TIMES 200
> > +#define ASQ_DELAY_MS 10
> > +
> > +int
> > +idpf_read_one_msg(struct idpf_adapter *adapter, uint32_t ops,
> > +uint16_t
> > buf_len,
> > + uint8_t *buf)
> > +{
> > + int err = 0;
> > + int i = 0;
> > + int ret;
> > +
> > + do {
> > + ret = idpf_read_msg_from_cp(adapter, buf_len, buf);
> > + if (ret == IDPF_MSG_CMD)
> > + break;
> > + rte_delay_ms(ASQ_DELAY_MS);
> > + } while (i++ < MAX_TRY_TIMES);
> > + if (i >= MAX_TRY_TIMES ||
> > + adapter->cmd_retval != VIRTCHNL_STATUS_SUCCESS) {
> > + err = -EBUSY;
> > + DRV_LOG(ERR, "No response or return failure (%d) for
> > cmd %d",
> > + adapter->cmd_retval, ops);
> > + }
> > +
> > + return err;
> > +}
> > +
> > +int
> > +idpf_execute_vc_cmd(struct idpf_adapter *adapter, struct
> > +idpf_cmd_info
> > *args)
> > +{
> > + int err = 0;
> > + int i = 0;
> > + int ret;
> > +
> > + if (atomic_set_cmd(adapter, args->ops))
> > + return -EINVAL;
> > +
> > + ret = idpf_send_vc_msg(adapter, args->ops, args->in_args_size, args-
> > >in_args);
> > + if (ret != 0) {
> > + DRV_LOG(ERR, "fail to send cmd %d", args->ops);
> > + clear_cmd(adapter);
> > + return ret;
> > + }
> > +
> > + switch (args->ops) {
> > + case VIRTCHNL_OP_VERSION:
> > + case VIRTCHNL2_OP_GET_CAPS:
> > + case VIRTCHNL2_OP_CREATE_VPORT:
> > + case VIRTCHNL2_OP_DESTROY_VPORT:
> > + case VIRTCHNL2_OP_SET_RSS_KEY:
> > + case VIRTCHNL2_OP_SET_RSS_LUT:
> > + case VIRTCHNL2_OP_SET_RSS_HASH:
> > + case VIRTCHNL2_OP_CONFIG_RX_QUEUES:
> > + case VIRTCHNL2_OP_CONFIG_TX_QUEUES:
> > + case VIRTCHNL2_OP_ENABLE_QUEUES:
> > + case VIRTCHNL2_OP_DISABLE_QUEUES:
> > + case VIRTCHNL2_OP_ENABLE_VPORT:
> > + case VIRTCHNL2_OP_DISABLE_VPORT:
> > + case VIRTCHNL2_OP_MAP_QUEUE_VECTOR:
> > + case VIRTCHNL2_OP_UNMAP_QUEUE_VECTOR:
> > + case VIRTCHNL2_OP_ALLOC_VECTORS:
> > + case VIRTCHNL2_OP_DEALLOC_VECTORS:
> > + /* for init virtchnl ops, need to poll the response */
> > + err = idpf_read_one_msg(adapter, args->ops, args->out_size,
> > args->out_buffer);
> > + clear_cmd(adapter);
> > + break;
> > + case VIRTCHNL2_OP_GET_PTYPE_INFO:
> > + /* for multuple response message,
> > + * do not handle the response here.
> > + */
> > + break;
> > + default:
> > + /* For other virtchnl ops in running time,
> > + * wait for the cmd done flag.
> > + */
> > + do {
> > + if (adapter->pend_cmd == VIRTCHNL_OP_UNKNOWN)
> > + break;
> > + rte_delay_ms(ASQ_DELAY_MS);
> > + /* If don't read msg or read sys event, continue */
> > + } while (i++ < MAX_TRY_TIMES);
> > + /* If there's no response is received, clear command */
> > + if (i >= MAX_TRY_TIMES ||
> > + adapter->cmd_retval != VIRTCHNL_STATUS_SUCCESS) {
> > + err = -EBUSY;
> > + DRV_LOG(ERR, "No response or return failure (%d)
> > for cmd %d",
> > + adapter->cmd_retval, args->ops);
> > + clear_cmd(adapter);
> > + }
> > + break;
> > + }
> > +
> > + return err;
> > +}
> > +
> > +int
> > +idpf_vc_check_api_version(struct idpf_adapter *adapter) {
> > + struct virtchnl2_version_info version, *pver;
> > + struct idpf_cmd_info args;
> > + int err;
> > +
> > + memset(&version, 0, sizeof(struct virtchnl_version_info));
> > + version.major = VIRTCHNL2_VERSION_MAJOR_2;
> > + version.minor = VIRTCHNL2_VERSION_MINOR_0;
> > +
> > + args.ops = VIRTCHNL_OP_VERSION;
> > + args.in_args = (uint8_t *)&version;
> > + args.in_args_size = sizeof(version);
> > + args.out_buffer = adapter->mbx_resp;
> > + args.out_size = IDPF_DFLT_MBX_BUF_SIZE;
> > +
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0) {
> > + DRV_LOG(ERR,
> > + "Failed to execute command of
> > VIRTCHNL_OP_VERSION");
> > + return err;
> > + }
> > +
> > + pver = (struct virtchnl2_version_info *)args.out_buffer;
> > + adapter->virtchnl_version = *pver;
> > +
> > + if (adapter->virtchnl_version.major !=
> > VIRTCHNL2_VERSION_MAJOR_2 ||
> > + adapter->virtchnl_version.minor !=
> > VIRTCHNL2_VERSION_MINOR_0) {
> > + DRV_LOG(ERR, "VIRTCHNL API version mismatch:(%u.%u)-
> > (%u.%u)",
> > + adapter->virtchnl_version.major,
> > + adapter->virtchnl_version.minor,
> > + VIRTCHNL2_VERSION_MAJOR_2,
> > + VIRTCHNL2_VERSION_MINOR_0);
> > + return -EINVAL;
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +int
> > +idpf_vc_get_caps(struct idpf_adapter *adapter) {
> > + struct virtchnl2_get_capabilities caps_msg;
> > + struct idpf_cmd_info args;
> > + int err;
> > +
> > + memset(&caps_msg, 0, sizeof(struct virtchnl2_get_capabilities));
> > +
> > + caps_msg.csum_caps =
> > + VIRTCHNL2_CAP_TX_CSUM_L3_IPV4 |
> > + VIRTCHNL2_CAP_TX_CSUM_L4_IPV4_TCP |
> > + VIRTCHNL2_CAP_TX_CSUM_L4_IPV4_UDP |
> > + VIRTCHNL2_CAP_TX_CSUM_L4_IPV4_SCTP |
> > + VIRTCHNL2_CAP_TX_CSUM_L4_IPV6_TCP |
> > + VIRTCHNL2_CAP_TX_CSUM_L4_IPV6_UDP |
> > + VIRTCHNL2_CAP_TX_CSUM_L4_IPV6_SCTP |
> > + VIRTCHNL2_CAP_TX_CSUM_GENERIC |
> > + VIRTCHNL2_CAP_RX_CSUM_L3_IPV4 |
> > + VIRTCHNL2_CAP_RX_CSUM_L4_IPV4_TCP |
> > + VIRTCHNL2_CAP_RX_CSUM_L4_IPV4_UDP |
> > + VIRTCHNL2_CAP_RX_CSUM_L4_IPV4_SCTP |
> > + VIRTCHNL2_CAP_RX_CSUM_L4_IPV6_TCP |
> > + VIRTCHNL2_CAP_RX_CSUM_L4_IPV6_UDP |
> > + VIRTCHNL2_CAP_RX_CSUM_L4_IPV6_SCTP |
> > + VIRTCHNL2_CAP_RX_CSUM_GENERIC;
> > +
> > + caps_msg.rss_caps =
> > + VIRTCHNL2_CAP_RSS_IPV4_TCP |
> > + VIRTCHNL2_CAP_RSS_IPV4_UDP |
> > + VIRTCHNL2_CAP_RSS_IPV4_SCTP |
> > + VIRTCHNL2_CAP_RSS_IPV4_OTHER |
> > + VIRTCHNL2_CAP_RSS_IPV6_TCP |
> > + VIRTCHNL2_CAP_RSS_IPV6_UDP |
> > + VIRTCHNL2_CAP_RSS_IPV6_SCTP |
> > + VIRTCHNL2_CAP_RSS_IPV6_OTHER |
> > + VIRTCHNL2_CAP_RSS_IPV4_AH |
> > + VIRTCHNL2_CAP_RSS_IPV4_ESP |
> > + VIRTCHNL2_CAP_RSS_IPV4_AH_ESP |
> > + VIRTCHNL2_CAP_RSS_IPV6_AH |
> > + VIRTCHNL2_CAP_RSS_IPV6_ESP |
> > + VIRTCHNL2_CAP_RSS_IPV6_AH_ESP;
> > +
> > + caps_msg.other_caps = VIRTCHNL2_CAP_WB_ON_ITR;
> > +
> > + args.ops = VIRTCHNL2_OP_GET_CAPS;
> > + args.in_args = (uint8_t *)&caps_msg;
> > + args.in_args_size = sizeof(caps_msg);
> > + args.out_buffer = adapter->mbx_resp;
> > + args.out_size = IDPF_DFLT_MBX_BUF_SIZE;
> > +
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0) {
> > + DRV_LOG(ERR,
> > + "Failed to execute command of
> > VIRTCHNL2_OP_GET_CAPS");
> > + return err;
> > + }
> > +
> > + rte_memcpy(&adapter->caps, args.out_buffer, sizeof(caps_msg));
> > +
> > + return 0;
> > +}
> > +
> > +int
> > +idpf_vc_create_vport(struct idpf_vport *vport,
> > + struct virtchnl2_create_vport *vport_req_info) {
> > + struct idpf_adapter *adapter = vport->adapter;
> > + struct virtchnl2_create_vport vport_msg;
> > + struct idpf_cmd_info args;
> > + int err = -1;
> > +
> > + memset(&vport_msg, 0, sizeof(struct virtchnl2_create_vport));
> > + vport_msg.vport_type = vport_req_info->vport_type;
> > + vport_msg.txq_model = vport_req_info->txq_model;
> > + vport_msg.rxq_model = vport_req_info->rxq_model;
> > + vport_msg.num_tx_q = vport_req_info->num_tx_q;
> > + vport_msg.num_tx_complq = vport_req_info->num_tx_complq;
> > + vport_msg.num_rx_q = vport_req_info->num_rx_q;
> > + vport_msg.num_rx_bufq = vport_req_info->num_rx_bufq;
> > +
> > + memset(&args, 0, sizeof(args));
> > + args.ops = VIRTCHNL2_OP_CREATE_VPORT;
> > + args.in_args = (uint8_t *)&vport_msg;
> > + args.in_args_size = sizeof(vport_msg);
> > + args.out_buffer = adapter->mbx_resp;
> > + args.out_size = IDPF_DFLT_MBX_BUF_SIZE;
> > +
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0) {
> > + DRV_LOG(ERR,
> > + "Failed to execute command of
> > VIRTCHNL2_OP_CREATE_VPORT");
> > + return err;
> > + }
> > +
> > + rte_memcpy(vport->vport_info, args.out_buffer,
> > IDPF_DFLT_MBX_BUF_SIZE);
> > + return 0;
> > +}
> > +
> > +int
> > +idpf_vc_destroy_vport(struct idpf_vport *vport) {
> > + struct idpf_adapter *adapter = vport->adapter;
> > + struct virtchnl2_vport vc_vport;
> > + struct idpf_cmd_info args;
> > + int err;
> > +
> > + vc_vport.vport_id = vport->vport_id;
> > +
> > + memset(&args, 0, sizeof(args));
> > + args.ops = VIRTCHNL2_OP_DESTROY_VPORT;
> > + args.in_args = (uint8_t *)&vc_vport;
> > + args.in_args_size = sizeof(vc_vport);
> > + args.out_buffer = adapter->mbx_resp;
> > + args.out_size = IDPF_DFLT_MBX_BUF_SIZE;
> > +
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0)
> > + DRV_LOG(ERR, "Failed to execute command of
> > VIRTCHNL2_OP_DESTROY_VPORT");
> > +
> > + return err;
> > +}
> > +
> > +int
> > +idpf_vc_set_rss_key(struct idpf_vport *vport) {
> > + struct idpf_adapter *adapter = vport->adapter;
> > + struct virtchnl2_rss_key *rss_key;
> > + struct idpf_cmd_info args;
> > + int len, err;
> > +
> > + len = sizeof(*rss_key) + sizeof(rss_key->key[0]) *
> > + (vport->rss_key_size - 1);
> > + rss_key = rte_zmalloc("rss_key", len, 0);
> > + if (rss_key == NULL)
> > + return -ENOMEM;
> > +
> > + rss_key->vport_id = vport->vport_id;
> > + rss_key->key_len = vport->rss_key_size;
> > + rte_memcpy(rss_key->key, vport->rss_key,
> > + sizeof(rss_key->key[0]) * vport->rss_key_size);
> > +
> > + memset(&args, 0, sizeof(args));
> > + args.ops = VIRTCHNL2_OP_SET_RSS_KEY;
> > + args.in_args = (uint8_t *)rss_key;
> > + args.in_args_size = len;
> > + args.out_buffer = adapter->mbx_resp;
> > + args.out_size = IDPF_DFLT_MBX_BUF_SIZE;
> > +
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0)
> > + DRV_LOG(ERR, "Failed to execute command of
> > VIRTCHNL2_OP_SET_RSS_KEY");
> > +
> > + rte_free(rss_key);
> > + return err;
> > +}
> > +
> > +int
> > +idpf_vc_set_rss_lut(struct idpf_vport *vport) {
> > + struct idpf_adapter *adapter = vport->adapter;
> > + struct virtchnl2_rss_lut *rss_lut;
> > + struct idpf_cmd_info args;
> > + int len, err;
> > +
> > + len = sizeof(*rss_lut) + sizeof(rss_lut->lut[0]) *
> > + (vport->rss_lut_size - 1);
> > + rss_lut = rte_zmalloc("rss_lut", len, 0);
> > + if (rss_lut == NULL)
> > + return -ENOMEM;
> > +
> > + rss_lut->vport_id = vport->vport_id;
> > + rss_lut->lut_entries = vport->rss_lut_size;
> > + rte_memcpy(rss_lut->lut, vport->rss_lut,
> > + sizeof(rss_lut->lut[0]) * vport->rss_lut_size);
> > +
> > + memset(&args, 0, sizeof(args));
> > + args.ops = VIRTCHNL2_OP_SET_RSS_LUT;
> > + args.in_args = (uint8_t *)rss_lut;
> > + args.in_args_size = len;
> > + args.out_buffer = adapter->mbx_resp;
> > + args.out_size = IDPF_DFLT_MBX_BUF_SIZE;
> > +
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0)
> > + DRV_LOG(ERR, "Failed to execute command of
> > VIRTCHNL2_OP_SET_RSS_LUT");
> > +
> > + rte_free(rss_lut);
> > + return err;
> > +}
> > +
> > +int
> > +idpf_vc_set_rss_hash(struct idpf_vport *vport) {
> > + struct idpf_adapter *adapter = vport->adapter;
> > + struct virtchnl2_rss_hash rss_hash;
> > + struct idpf_cmd_info args;
> > + int err;
> > +
> > + memset(&rss_hash, 0, sizeof(rss_hash));
> > + rss_hash.ptype_groups = vport->rss_hf;
> > + rss_hash.vport_id = vport->vport_id;
> > +
> > + memset(&args, 0, sizeof(args));
> > + args.ops = VIRTCHNL2_OP_SET_RSS_HASH;
> > + args.in_args = (uint8_t *)&rss_hash;
> > + args.in_args_size = sizeof(rss_hash);
> > + args.out_buffer = adapter->mbx_resp;
> > + args.out_size = IDPF_DFLT_MBX_BUF_SIZE;
> > +
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0)
> > + DRV_LOG(ERR, "Failed to execute command of
> > OP_SET_RSS_HASH");
> > +
> > + return err;
> > +}
> > +
> > +int
> > +idpf_vc_config_irq_map_unmap(struct idpf_vport *vport, uint16_t
> > +nb_rxq,
> > bool map)
> > +{
> > + struct idpf_adapter *adapter = vport->adapter;
> > + struct virtchnl2_queue_vector_maps *map_info;
> > + struct virtchnl2_queue_vector *vecmap;
> > + struct idpf_cmd_info args;
> > + int len, i, err = 0;
> > +
> > + len = sizeof(struct virtchnl2_queue_vector_maps) +
> > + (nb_rxq - 1) * sizeof(struct virtchnl2_queue_vector);
> > +
> > + map_info = rte_zmalloc("map_info", len, 0);
> > + if (map_info == NULL)
> > + return -ENOMEM;
> > +
> > + map_info->vport_id = vport->vport_id;
> > + map_info->num_qv_maps = nb_rxq;
> > + for (i = 0; i < nb_rxq; i++) {
> > + vecmap = &map_info->qv_maps[i];
> > + vecmap->queue_id = vport->qv_map[i].queue_id;
> > + vecmap->vector_id = vport->qv_map[i].vector_id;
> > + vecmap->itr_idx = VIRTCHNL2_ITR_IDX_0;
> > + vecmap->queue_type = VIRTCHNL2_QUEUE_TYPE_RX;
> > + }
> > +
> > + args.ops = map ? VIRTCHNL2_OP_MAP_QUEUE_VECTOR :
> > + VIRTCHNL2_OP_UNMAP_QUEUE_VECTOR;
> > + args.in_args = (uint8_t *)map_info;
> > + args.in_args_size = len;
> > + args.out_buffer = adapter->mbx_resp;
> > + args.out_size = IDPF_DFLT_MBX_BUF_SIZE;
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0)
> > + DRV_LOG(ERR, "Failed to execute command of
> > VIRTCHNL2_OP_%s_QUEUE_VECTOR",
> > + map ? "MAP" : "UNMAP");
> > +
> > + rte_free(map_info);
> > + return err;
> > +}
> > +
> > +int
> > +idpf_vc_alloc_vectors(struct idpf_vport *vport, uint16_t num_vectors)
> > +{
> > + struct idpf_adapter *adapter = vport->adapter;
> > + struct virtchnl2_alloc_vectors *alloc_vec;
> > + struct idpf_cmd_info args;
> > + int err, len;
> > +
> > + len = sizeof(struct virtchnl2_alloc_vectors) +
> > + (num_vectors - 1) * sizeof(struct virtchnl2_vector_chunk);
> > + alloc_vec = rte_zmalloc("alloc_vec", len, 0);
> > + if (alloc_vec == NULL)
> > + return -ENOMEM;
> > +
> > + alloc_vec->num_vectors = num_vectors;
> > +
> > + args.ops = VIRTCHNL2_OP_ALLOC_VECTORS;
> > + args.in_args = (uint8_t *)alloc_vec;
> > + args.in_args_size = sizeof(struct virtchnl2_alloc_vectors);
> > + args.out_buffer = adapter->mbx_resp;
> > + args.out_size = IDPF_DFLT_MBX_BUF_SIZE;
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0)
> > + DRV_LOG(ERR, "Failed to execute command
> > VIRTCHNL2_OP_ALLOC_VECTORS");
> > +
> > + if (vport->recv_vectors == NULL) {
> > + vport->recv_vectors = rte_zmalloc("recv_vectors", len, 0);
> > + if (vport->recv_vectors == NULL) {
> > + rte_free(alloc_vec);
> > + return -ENOMEM;
> > + }
> > + }
> > +
> > + rte_memcpy(vport->recv_vectors, args.out_buffer, len);
> > + rte_free(alloc_vec);
> > + return err;
> > +}
> > +
> > +int
> > +idpf_vc_dealloc_vectors(struct idpf_vport *vport) {
> > + struct idpf_adapter *adapter = vport->adapter;
> > + struct virtchnl2_alloc_vectors *alloc_vec;
> > + struct virtchnl2_vector_chunks *vcs;
> > + struct idpf_cmd_info args;
> > + int err, len;
> > +
> > + alloc_vec = vport->recv_vectors;
> > + vcs = &alloc_vec->vchunks;
> > +
> > + len = sizeof(struct virtchnl2_vector_chunks) +
> > + (vcs->num_vchunks - 1) * sizeof(struct
> > virtchnl2_vector_chunk);
> > +
> > + args.ops = VIRTCHNL2_OP_DEALLOC_VECTORS;
> > + args.in_args = (uint8_t *)vcs;
> > + args.in_args_size = len;
> > + args.out_buffer = adapter->mbx_resp;
> > + args.out_size = IDPF_DFLT_MBX_BUF_SIZE;
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0)
> > + DRV_LOG(ERR, "Failed to execute command
> > VIRTCHNL2_OP_DEALLOC_VECTORS");
> > +
> > + return err;
> > +}
> > +
> > +static int
> > +idpf_vc_ena_dis_one_queue(struct idpf_vport *vport, uint16_t qid,
> > + uint32_t type, bool on)
> > +{
> > + struct idpf_adapter *adapter = vport->adapter;
> > + struct virtchnl2_del_ena_dis_queues *queue_select;
> > + struct virtchnl2_queue_chunk *queue_chunk;
> > + struct idpf_cmd_info args;
> > + int err, len;
> > +
> > + len = sizeof(struct virtchnl2_del_ena_dis_queues);
> > + queue_select = rte_zmalloc("queue_select", len, 0);
> > + if (queue_select == NULL)
> > + return -ENOMEM;
> > +
> > + queue_chunk = queue_select->chunks.chunks;
> > + queue_select->chunks.num_chunks = 1;
> > + queue_select->vport_id = vport->vport_id;
> > +
> > + queue_chunk->type = type;
> > + queue_chunk->start_queue_id = qid;
> > + queue_chunk->num_queues = 1;
> > +
> > + args.ops = on ? VIRTCHNL2_OP_ENABLE_QUEUES :
> > + VIRTCHNL2_OP_DISABLE_QUEUES;
> > + args.in_args = (uint8_t *)queue_select;
> > + args.in_args_size = len;
> > + args.out_buffer = adapter->mbx_resp;
> > + args.out_size = IDPF_DFLT_MBX_BUF_SIZE;
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0)
> > + DRV_LOG(ERR, "Failed to execute command of
> > VIRTCHNL2_OP_%s_QUEUES",
> > + on ? "ENABLE" : "DISABLE");
> > +
> > + rte_free(queue_select);
> > + return err;
> > +}
> > +
> > +int
> > +idpf_switch_queue(struct idpf_vport *vport, uint16_t qid,
> > + bool rx, bool on)
> > +{
> > + uint32_t type;
> > + int err, queue_id;
> > +
> > + /* switch txq/rxq */
> > + type = rx ? VIRTCHNL2_QUEUE_TYPE_RX :
> > VIRTCHNL2_QUEUE_TYPE_TX;
> > +
> > + if (type == VIRTCHNL2_QUEUE_TYPE_RX)
> > + queue_id = vport->chunks_info.rx_start_qid + qid;
> > + else
> > + queue_id = vport->chunks_info.tx_start_qid + qid;
> > + err = idpf_vc_ena_dis_one_queue(vport, queue_id, type, on);
> > + if (err != 0)
> > + return err;
> > +
> > + /* switch tx completion queue */
> > + if (!rx && vport->txq_model == VIRTCHNL2_QUEUE_MODEL_SPLIT) {
> > + type = VIRTCHNL2_QUEUE_TYPE_TX_COMPLETION;
> > + queue_id = vport->chunks_info.tx_compl_start_qid + qid;
> > + err = idpf_vc_ena_dis_one_queue(vport, queue_id, type, on);
> > + if (err != 0)
> > + return err;
> > + }
> > +
> > + /* switch rx buffer queue */
> > + if (rx && vport->rxq_model == VIRTCHNL2_QUEUE_MODEL_SPLIT) {
> > + type = VIRTCHNL2_QUEUE_TYPE_RX_BUFFER;
> > + queue_id = vport->chunks_info.rx_buf_start_qid + 2 * qid;
> > + err = idpf_vc_ena_dis_one_queue(vport, queue_id, type, on);
> > + if (err != 0)
> > + return err;
> > + queue_id++;
> > + err = idpf_vc_ena_dis_one_queue(vport, queue_id, type, on);
> > + if (err != 0)
> > + return err;
> > + }
> > +
> > + return err;
> > +}
> > +
> > +#define IDPF_RXTX_QUEUE_CHUNKS_NUM 2
> > +int
> > +idpf_vc_ena_dis_queues(struct idpf_vport *vport, bool enable) {
> > + struct idpf_adapter *adapter = vport->adapter;
> > + struct virtchnl2_del_ena_dis_queues *queue_select;
> > + struct virtchnl2_queue_chunk *queue_chunk;
> > + uint32_t type;
> > + struct idpf_cmd_info args;
> > + uint16_t num_chunks;
> > + int err, len;
> > +
> > + num_chunks = IDPF_RXTX_QUEUE_CHUNKS_NUM;
> > + if (vport->txq_model == VIRTCHNL2_QUEUE_MODEL_SPLIT)
> > + num_chunks++;
> > + if (vport->rxq_model == VIRTCHNL2_QUEUE_MODEL_SPLIT)
> > + num_chunks++;
> > +
> > + len = sizeof(struct virtchnl2_del_ena_dis_queues) +
> > + sizeof(struct virtchnl2_queue_chunk) * (num_chunks - 1);
> > + queue_select = rte_zmalloc("queue_select", len, 0);
> > + if (queue_select == NULL)
> > + return -ENOMEM;
> > +
> > + queue_chunk = queue_select->chunks.chunks;
> > + queue_select->chunks.num_chunks = num_chunks;
> > + queue_select->vport_id = vport->vport_id;
> > +
> > + type = VIRTCHNL_QUEUE_TYPE_RX;
> > + queue_chunk[type].type = type;
> > + queue_chunk[type].start_queue_id = vport-
> > >chunks_info.rx_start_qid;
> > + queue_chunk[type].num_queues = vport->num_rx_q;
> > +
> > + type = VIRTCHNL2_QUEUE_TYPE_TX;
> > + queue_chunk[type].type = type;
> > + queue_chunk[type].start_queue_id = vport-
> > >chunks_info.tx_start_qid;
> > + queue_chunk[type].num_queues = vport->num_tx_q;
> > +
> > + if (vport->rxq_model == VIRTCHNL2_QUEUE_MODEL_SPLIT) {
> > + type = VIRTCHNL2_QUEUE_TYPE_RX_BUFFER;
> > + queue_chunk[type].type = type;
> > + queue_chunk[type].start_queue_id =
> > + vport->chunks_info.rx_buf_start_qid;
> > + queue_chunk[type].num_queues = vport->num_rx_bufq;
> > + }
> > +
> > + if (vport->txq_model == VIRTCHNL2_QUEUE_MODEL_SPLIT) {
> > + type = VIRTCHNL2_QUEUE_TYPE_TX_COMPLETION;
> > + queue_chunk[type].type = type;
> > + queue_chunk[type].start_queue_id =
> > + vport->chunks_info.tx_compl_start_qid;
> > + queue_chunk[type].num_queues = vport->num_tx_complq;
> > + }
> > +
> > + args.ops = enable ? VIRTCHNL2_OP_ENABLE_QUEUES :
> > + VIRTCHNL2_OP_DISABLE_QUEUES;
> > + args.in_args = (uint8_t *)queue_select;
> > + args.in_args_size = len;
> > + args.out_buffer = adapter->mbx_resp;
> > + args.out_size = IDPF_DFLT_MBX_BUF_SIZE;
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0)
> > + DRV_LOG(ERR, "Failed to execute command of
> > VIRTCHNL2_OP_%s_QUEUES",
> > + enable ? "ENABLE" : "DISABLE");
> > +
> > + rte_free(queue_select);
> > + return err;
> > +}
> > +
> > +int
> > +idpf_vc_ena_dis_vport(struct idpf_vport *vport, bool enable) {
> > + struct idpf_adapter *adapter = vport->adapter;
> > + struct virtchnl2_vport vc_vport;
> > + struct idpf_cmd_info args;
> > + int err;
> > +
> > + vc_vport.vport_id = vport->vport_id;
> > + args.ops = enable ? VIRTCHNL2_OP_ENABLE_VPORT :
> > + VIRTCHNL2_OP_DISABLE_VPORT;
> > + args.in_args = (uint8_t *)&vc_vport;
> > + args.in_args_size = sizeof(vc_vport);
> > + args.out_buffer = adapter->mbx_resp;
> > + args.out_size = IDPF_DFLT_MBX_BUF_SIZE;
> > +
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0) {
> > + DRV_LOG(ERR, "Failed to execute command of
> > VIRTCHNL2_OP_%s_VPORT",
> > + enable ? "ENABLE" : "DISABLE");
> > + }
> > +
> > + return err;
> > +}
> > +
> > +int
> > +idpf_vc_query_ptype_info(struct idpf_adapter *adapter) {
> > + struct virtchnl2_get_ptype_info *ptype_info;
> > + struct idpf_cmd_info args;
> > + int len, err;
> > +
> > + len = sizeof(struct virtchnl2_get_ptype_info);
> > + ptype_info = rte_zmalloc("ptype_info", len, 0);
> > + if (ptype_info == NULL)
> > + return -ENOMEM;
> > +
> > + ptype_info->start_ptype_id = 0;
> > + ptype_info->num_ptypes = IDPF_MAX_PKT_TYPE;
> > + args.ops = VIRTCHNL2_OP_GET_PTYPE_INFO;
> > + args.in_args = (uint8_t *)ptype_info;
> > + args.in_args_size = len;
> > +
> > + err = idpf_execute_vc_cmd(adapter, &args);
> > + if (err != 0)
> > + DRV_LOG(ERR, "Failed to execute command of
> > VIRTCHNL2_OP_GET_PTYPE_INFO");
> > +
> > + rte_free(ptype_info);
> > + return err;
> > +}
> > diff --git a/drivers/common/idpf/idpf_common_virtchnl.h
> > b/drivers/common/idpf/idpf_common_virtchnl.h
> > new file mode 100644
> > index 0000000000..bbc66d63c4
> > --- /dev/null
> > +++ b/drivers/common/idpf/idpf_common_virtchnl.h
> > @@ -0,0 +1,48 @@
> > +/* SPDX-License-Identifier: BSD-3-Clause
> > + * Copyright(c) 2022 Intel Corporation */
> > +
> > +#ifndef _IDPF_COMMON_VIRTCHNL_H_
> > +#define _IDPF_COMMON_VIRTCHNL_H_
> > +
> > +#include <idpf_common_device.h>
> > +
> > +__rte_internal
> > +int idpf_vc_check_api_version(struct idpf_adapter *adapter);
> > +__rte_internal int idpf_vc_get_caps(struct idpf_adapter *adapter);
> > +__rte_internal int idpf_vc_create_vport(struct idpf_vport *vport,
> > + struct virtchnl2_create_vport *vport_info);
> __rte_internal int
> > +idpf_vc_destroy_vport(struct idpf_vport *vport); __rte_internal int
> > +idpf_vc_set_rss_key(struct idpf_vport *vport); __rte_internal int
> > +idpf_vc_set_rss_lut(struct idpf_vport *vport); __rte_internal int
> > +idpf_vc_set_rss_hash(struct idpf_vport *vport); __rte_internal int
> > +idpf_switch_queue(struct idpf_vport *vport, uint16_t qid,
> > + bool rx, bool on);
> > +__rte_internal
> > +int idpf_vc_ena_dis_queues(struct idpf_vport *vport, bool enable);
> > +__rte_internal int idpf_vc_ena_dis_vport(struct idpf_vport *vport,
> > +bool enable); __rte_internal int idpf_vc_config_irq_map_unmap(struct
> > +idpf_vport *vport,
> > + uint16_t nb_rxq, bool map);
> > +__rte_internal
> > +int idpf_vc_alloc_vectors(struct idpf_vport *vport, uint16_t
> > +num_vectors); __rte_internal int idpf_vc_dealloc_vectors(struct
> > +idpf_vport *vport); __rte_internal int
> > +idpf_vc_query_ptype_info(struct idpf_adapter *adapter);
> > +__rte_internal int idpf_read_one_msg(struct idpf_adapter *adapter,
> > +uint32_t ops,
> > + uint16_t buf_len, uint8_t *buf); __rte_internal int
> > +idpf_execute_vc_cmd(struct idpf_adapter *adapter,
> > + struct idpf_cmd_info *args);
> > +
> > +#endif /* _IDPF_COMMON_VIRTCHNL_H_ */
> > diff --git a/drivers/common/idpf/meson.build
> > b/drivers/common/idpf/meson.build index 77d997b4a7..d1578641ba
> 100644
> > --- a/drivers/common/idpf/meson.build
> > +++ b/drivers/common/idpf/meson.build
> > @@ -1,4 +1,9 @@
> > # SPDX-License-Identifier: BSD-3-Clause # Copyright(c) 2022 Intel
> > Corporation
> >
> > +sources = files(
> > + 'idpf_common_device.c',
> > + 'idpf_common_virtchnl.c',
> > +)
> > +
> > subdir('base')
> > diff --git a/drivers/common/idpf/version.map
> > b/drivers/common/idpf/version.map index bfb246c752..a2b8780780
> 100644
> > --- a/drivers/common/idpf/version.map
> > +++ b/drivers/common/idpf/version.map
> > @@ -1,12 +1,28 @@
> > INTERNAL {
> > global:
> >
> > + idpf_ctlq_clean_sq;
> > idpf_ctlq_deinit;
> > idpf_ctlq_init;
> > - idpf_ctlq_clean_sq;
> > + idpf_ctlq_post_rx_buffs;
> > idpf_ctlq_recv;
> > idpf_ctlq_send;
> > - idpf_ctlq_post_rx_buffs;
And do we really need to expose all ctlq APIs , ideally all APIs in
drivers/common/idpf/base folder could only be consumed by the idpf common
module inside, we should wrap it on the upper layer.
> > + idpf_execute_vc_cmd;
> > + idpf_read_one_msg;
> > + idpf_switch_queue;
>
> I think all APsI be exposed from idpf_common_virtchnl.h can follow the same
> naming rule "idpf_vc*"
>
