[PATCH v2] net/idpf: refine Rx/Tx queue model info

[Zhang, Qi Z]

> -----Original Message-----
> From: Mingxia Liu <mingxia.liu at intel.com>
> Sent: Thursday, March 2, 2023 3:27 AM
> To: dev at dpdk.org
> Cc: Wu, Jingjing <jingjing.wu at intel.com>; Xing, Beilei <beilei.xing at intel.com>;
> Liu, Mingxia <mingxia.liu at intel.com>
> Subject: [PATCH v2] net/idpf: refine Rx/Tx queue model info
> 
> This patch updates queue mode info in struct idpf_adapter.
> Using is_rx_singleq_model to diffentiate rx_singq and rx_splitq explicitly,
> instead of deducing it from pointer values.
> 
> Signed-off-by: Mingxia Liu <mingxia.liu at intel.com>
> ---
>  drivers/common/idpf/idpf_common_device.c | 4 ++--
> drivers/common/idpf/idpf_common_device.h | 4 ++--
>  drivers/common/idpf/idpf_common_rxtx.c   | 2 +-
>  drivers/common/idpf/idpf_common_rxtx.h   | 5 +++++
>  drivers/net/idpf/idpf_ethdev.c           | 4 ++--
>  drivers/net/idpf/idpf_rxtx.c             | 6 +++---
>  6 files changed, 15 insertions(+), 10 deletions(-)
> 
> diff --git a/drivers/common/idpf/idpf_common_device.c
> b/drivers/common/idpf/idpf_common_device.c
> index 5475a3e52c..c5e7bbf66c 100644
> --- a/drivers/common/idpf/idpf_common_device.c
> +++ b/drivers/common/idpf/idpf_common_device.c
> @@ -623,7 +623,7 @@ idpf_vport_info_init(struct idpf_vport *vport,
>  	struct idpf_adapter *adapter = vport->adapter;
> 
>  	vport_info->vport_type =
> rte_cpu_to_le_16(VIRTCHNL2_VPORT_TYPE_DEFAULT);
> -	if (adapter->txq_model == 0) {
> +	if (!adapter->is_tx_singleq) {
>  		vport_info->txq_model =
>  			rte_cpu_to_le_16(VIRTCHNL2_QUEUE_MODEL_SPLIT);
>  		vport_info->num_tx_q =
> @@ -636,7 +636,7 @@ idpf_vport_info_init(struct idpf_vport *vport,
>  		vport_info->num_tx_q =
> rte_cpu_to_le_16(IDPF_DEFAULT_TXQ_NUM);
>  		vport_info->num_tx_complq = 0;
>  	}
> -	if (adapter->rxq_model == 0) {
> +	if (!adapter->is_rx_singleq) {
>  		vport_info->rxq_model =
>  			rte_cpu_to_le_16(VIRTCHNL2_QUEUE_MODEL_SPLIT);
>  		vport_info->num_rx_q =
> rte_cpu_to_le_16(IDPF_DEFAULT_RXQ_NUM);
> diff --git a/drivers/common/idpf/idpf_common_device.h
> b/drivers/common/idpf/idpf_common_device.h
> index 364a60221a..c2dc2f16b9 100644
> --- a/drivers/common/idpf/idpf_common_device.h
> +++ b/drivers/common/idpf/idpf_common_device.h
> @@ -43,8 +43,8 @@ struct idpf_adapter {
> 
>  	uint32_t ptype_tbl[IDPF_MAX_PKT_TYPE] __rte_cache_min_aligned;
> 
> -	uint32_t txq_model; /* 0 - split queue model, non-0 - single queue
> model */
> -	uint32_t rxq_model; /* 0 - split queue model, non-0 - single queue
> model */
> +	bool is_tx_singleq; /* true - single queue model, false - split queue
> model */
> +	bool is_rx_singleq; /* true - single queue model, false - split queue
> +model */
> 
>  	/* For timestamp */
>  	uint64_t time_hw;
> diff --git a/drivers/common/idpf/idpf_common_rxtx.c
> b/drivers/common/idpf/idpf_common_rxtx.c
> index d7e8df1895..fc87e3e243 100644
> --- a/drivers/common/idpf/idpf_common_rxtx.c
> +++ b/drivers/common/idpf/idpf_common_rxtx.c
> @@ -309,7 +309,7 @@ idpf_qc_rx_queue_release(void *rxq)
>  		return;
> 
>  	/* Split queue */
> -	if (q->bufq1 != NULL && q->bufq2 != NULL) {
> +	if (!q->adapter->is_rx_singleq) {
>  		q->bufq1->ops->release_mbufs(q->bufq1);
>  		rte_free(q->bufq1->sw_ring);
>  		rte_memzone_free(q->bufq1->mz);
> diff --git a/drivers/common/idpf/idpf_common_rxtx.h
> b/drivers/common/idpf/idpf_common_rxtx.h
> index 7e6df080e6..d0f79783b5 100644
> --- a/drivers/common/idpf/idpf_common_rxtx.h
> +++ b/drivers/common/idpf/idpf_common_rxtx.h
> @@ -90,6 +90,11 @@
>  #define PF_GLTSYN_SHTIME_L_5	(PF_TIMESYNC_BAR4_BASE + 0x138)
>  #define PF_GLTSYN_SHTIME_H_5	(PF_TIMESYNC_BAR4_BASE + 0x13C)
> 
> +enum idpf_rx_split_bufq_id {
> +	IDPF_RX_SPLIT_BUFQ1_ID = 1,
> +	IDPF_RX_SPLIT_BUFQ2_ID = 2
> +};

enum type never be referenced, 
it's not necessary, #define should be ok.