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From: Hemant Agrawal <hemant.agrawal@nxp.com>
To: Xueming Li <xuemingl@nvidia.com>, "dev@dpdk.org" <dev@dpdk.org>
CC: Ferruh Yigit <ferruh.yigit@intel.com>, Andrew Rybchenko
 <andrew.rybchenko@oktetlabs.ru>, Singh Aman Deep <aman.deep.singh@intel.com>, 
 Thomas Monjalon <thomas@monjalon.net>, "John W. Linville"
 <linville@tuxdriver.com>, Ciara Loftus <ciara.loftus@intel.com>, Qi Zhang
 <qi.z.zhang@intel.com>, "Sachin Saxena (OSS)" <sachin.saxena@oss.nxp.com>,
 Rosen Xu <rosen.xu@intel.com>, Gagandeep Singh <G.Singh@nxp.com>, Bruce
 Richardson <bruce.richardson@intel.com>, Maxime Coquelin
 <maxime.coquelin@redhat.com>, Chenbo Xia <chenbo.xia@intel.com>
Thread-Topic: [PATCH v7 1/2] ethdev: make queue release callback optional
Thread-Index: AQHXuqPyULtj9RXuXUuGiSHMsRKPeKvGGtdA
Date: Wed, 6 Oct 2021 15:38:12 +0000
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References: <20210727034134.20556-1-xuemingl@nvidia.com>
 <20211006111822.437298-1-xuemingl@nvidia.com>
 <20211006111822.437298-2-xuemingl@nvidia.com>
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Subject: Re: [dpdk-dev] [PATCH v7 1/2] ethdev: make queue release callback
 optional
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Acked-by:  Hemant Agrawal <hemant.agrawal@nxp.com>

> -----Original Message-----
> From: Xueming Li <xuemingl@nvidia.com>
> Sent: Wednesday, October 6, 2021 4:48 PM
> To: dev@dpdk.org
> Cc: xuemingl@nvidia.com; Ferruh Yigit <ferruh.yigit@intel.com>; Andrew
> Rybchenko <andrew.rybchenko@oktetlabs.ru>; Singh Aman Deep
> <aman.deep.singh@intel.com>; Thomas Monjalon <thomas@monjalon.net>;
> John W. Linville <linville@tuxdriver.com>; Ciara Loftus
> <ciara.loftus@intel.com>; Qi Zhang <qi.z.zhang@intel.com>; Hemant
> Agrawal <hemant.agrawal@nxp.com>; Sachin Saxena (OSS)
> <sachin.saxena@oss.nxp.com>; Rosen Xu <rosen.xu@intel.com>;
> Gagandeep Singh <G.Singh@nxp.com>; Bruce Richardson
> <bruce.richardson@intel.com>; Maxime Coquelin
> <maxime.coquelin@redhat.com>; Chenbo Xia <chenbo.xia@intel.com>
> Subject: [PATCH v7 1/2] ethdev: make queue release callback optional
> Importance: High
>=20
> Some drivers don't need Rx and Tx queue release callback, make them
> optional. Clean up empty queue release callbacks for some drivers.
>=20
> Signed-off-by: Xueming Li <xuemingl@nvidia.com>
> Reviewed-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
> Acked-by: Ferruh Yigit <ferruh.yigit@intel.com>
> Acked-by: Thomas Monjalon <thomas@monjalon.net>
> ---
>  app/test/virtual_pmd.c                    | 12 ----
>  drivers/net/af_packet/rte_eth_af_packet.c |  7 --
>  drivers/net/af_xdp/rte_eth_af_xdp.c       |  7 --
>  drivers/net/dpaa/dpaa_ethdev.c            | 13 ----
>  drivers/net/dpaa2/dpaa2_ethdev.c          |  7 --
>  drivers/net/ipn3ke/ipn3ke_representor.c   | 12 ----
>  drivers/net/kni/rte_eth_kni.c             |  7 --
>  drivers/net/pcap/pcap_ethdev.c            |  7 --
>  drivers/net/pfe/pfe_ethdev.c              | 14 ----
>  drivers/net/ring/rte_eth_ring.c           |  4 --
>  drivers/net/virtio/virtio_ethdev.c        |  8 ---
>  lib/ethdev/rte_ethdev.c                   | 86 ++++++++++-------------
>  12 files changed, 36 insertions(+), 148 deletions(-)
>=20
> diff --git a/app/test/virtual_pmd.c b/app/test/virtual_pmd.c index
> 7036f401ed9..7e15b47eb0f 100644
> --- a/app/test/virtual_pmd.c
> +++ b/app/test/virtual_pmd.c
> @@ -163,16 +163,6 @@ virtual_ethdev_tx_queue_setup_fail(struct
> rte_eth_dev *dev __rte_unused,
>  	return -1;
>  }
>=20
> -static void
> -virtual_ethdev_rx_queue_release(void *q __rte_unused) -{ -}
> -
> -static void
> -virtual_ethdev_tx_queue_release(void *q __rte_unused) -{ -}
> -
>  static int
>  virtual_ethdev_link_update_success(struct rte_eth_dev *bonded_eth_dev,
>  		int wait_to_complete __rte_unused)
> @@ -243,8 +233,6 @@ static const struct eth_dev_ops
> virtual_ethdev_default_dev_ops =3D {
>  	.dev_infos_get =3D virtual_ethdev_info_get,
>  	.rx_queue_setup =3D virtual_ethdev_rx_queue_setup_success,
>  	.tx_queue_setup =3D virtual_ethdev_tx_queue_setup_success,
> -	.rx_queue_release =3D virtual_ethdev_rx_queue_release,
> -	.tx_queue_release =3D virtual_ethdev_tx_queue_release,
>  	.link_update =3D virtual_ethdev_link_update_success,
>  	.mac_addr_set =3D virtual_ethdev_mac_address_set,
>  	.stats_get =3D virtual_ethdev_stats_get, diff --git
> a/drivers/net/af_packet/rte_eth_af_packet.c
> b/drivers/net/af_packet/rte_eth_af_packet.c
> index fcd80903995..c73d2ec5c86 100644
> --- a/drivers/net/af_packet/rte_eth_af_packet.c
> +++ b/drivers/net/af_packet/rte_eth_af_packet.c
> @@ -427,11 +427,6 @@ eth_dev_close(struct rte_eth_dev *dev)
>  	return 0;
>  }
>=20
> -static void
> -eth_queue_release(void *q __rte_unused) -{ -}
> -
>  static int
>  eth_link_update(struct rte_eth_dev *dev __rte_unused,
>                  int wait_to_complete __rte_unused) @@ -594,8 +589,6 @@ s=
tatic
> const struct eth_dev_ops ops =3D {
>  	.promiscuous_disable =3D eth_dev_promiscuous_disable,
>  	.rx_queue_setup =3D eth_rx_queue_setup,
>  	.tx_queue_setup =3D eth_tx_queue_setup,
> -	.rx_queue_release =3D eth_queue_release,
> -	.tx_queue_release =3D eth_queue_release,
>  	.link_update =3D eth_link_update,
>  	.stats_get =3D eth_stats_get,
>  	.stats_reset =3D eth_stats_reset,
> diff --git a/drivers/net/af_xdp/rte_eth_af_xdp.c
> b/drivers/net/af_xdp/rte_eth_af_xdp.c
> index 9bea0a895a3..a619dd218d0 100644
> --- a/drivers/net/af_xdp/rte_eth_af_xdp.c
> +++ b/drivers/net/af_xdp/rte_eth_af_xdp.c
> @@ -989,11 +989,6 @@ eth_dev_close(struct rte_eth_dev *dev)
>  	return 0;
>  }
>=20
> -static void
> -eth_queue_release(void *q __rte_unused) -{ -}
> -
>  static int
>  eth_link_update(struct rte_eth_dev *dev __rte_unused,
>  		int wait_to_complete __rte_unused)
> @@ -1474,8 +1469,6 @@ static const struct eth_dev_ops ops =3D {
>  	.promiscuous_disable =3D eth_dev_promiscuous_disable,
>  	.rx_queue_setup =3D eth_rx_queue_setup,
>  	.tx_queue_setup =3D eth_tx_queue_setup,
> -	.rx_queue_release =3D eth_queue_release,
> -	.tx_queue_release =3D eth_queue_release,
>  	.link_update =3D eth_link_update,
>  	.stats_get =3D eth_stats_get,
>  	.stats_reset =3D eth_stats_reset,
> diff --git a/drivers/net/dpaa/dpaa_ethdev.c
> b/drivers/net/dpaa/dpaa_ethdev.c index 36d8f9249df..2c12956ff6b 100644
> --- a/drivers/net/dpaa/dpaa_ethdev.c
> +++ b/drivers/net/dpaa/dpaa_ethdev.c
> @@ -1233,12 +1233,6 @@ dpaa_eth_eventq_detach(const struct
> rte_eth_dev *dev,
>  	return 0;
>  }
>=20
> -static
> -void dpaa_eth_rx_queue_release(void *rxq __rte_unused) -{
> -	PMD_INIT_FUNC_TRACE();
> -}
> -
>  static
>  int dpaa_eth_tx_queue_setup(struct rte_eth_dev *dev, uint16_t queue_idx,
>  			    uint16_t nb_desc __rte_unused,
> @@ -1272,11 +1266,6 @@ int dpaa_eth_tx_queue_setup(struct rte_eth_dev
> *dev, uint16_t queue_idx,
>  	return 0;
>  }
>=20
> -static void dpaa_eth_tx_queue_release(void *txq __rte_unused) -{
> -	PMD_INIT_FUNC_TRACE();
> -}
> -
>  static uint32_t
>  dpaa_dev_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
> { @@ -1571,8 +1560,6 @@ static struct eth_dev_ops dpaa_devops =3D {
>=20
>  	.rx_queue_setup		  =3D dpaa_eth_rx_queue_setup,
>  	.tx_queue_setup		  =3D dpaa_eth_tx_queue_setup,
> -	.rx_queue_release	  =3D dpaa_eth_rx_queue_release,
> -	.tx_queue_release	  =3D dpaa_eth_tx_queue_release,
>  	.rx_burst_mode_get	  =3D dpaa_dev_rx_burst_mode_get,
>  	.tx_burst_mode_get	  =3D dpaa_dev_tx_burst_mode_get,
>  	.rxq_info_get		  =3D dpaa_rxq_info_get,
> diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c
> b/drivers/net/dpaa2/dpaa2_ethdev.c
> index c12169578e2..48ffbf6c214 100644
> --- a/drivers/net/dpaa2/dpaa2_ethdev.c
> +++ b/drivers/net/dpaa2/dpaa2_ethdev.c
> @@ -1004,12 +1004,6 @@ dpaa2_dev_rx_queue_release(void *q
> __rte_unused)
>  	}
>  }
>=20
> -static void
> -dpaa2_dev_tx_queue_release(void *q __rte_unused) -{
> -	PMD_INIT_FUNC_TRACE();
> -}
> -
>  static uint32_t
>  dpaa2_dev_rx_queue_count(struct rte_eth_dev *dev, uint16_t rx_queue_id)
> { @@ -2427,7 +2421,6 @@ static struct eth_dev_ops dpaa2_ethdev_ops =3D {
>  	.rx_queue_setup    =3D dpaa2_dev_rx_queue_setup,
>  	.rx_queue_release  =3D dpaa2_dev_rx_queue_release,
>  	.tx_queue_setup    =3D dpaa2_dev_tx_queue_setup,
> -	.tx_queue_release  =3D dpaa2_dev_tx_queue_release,
>  	.rx_burst_mode_get =3D dpaa2_dev_rx_burst_mode_get,
>  	.tx_burst_mode_get =3D dpaa2_dev_tx_burst_mode_get,
>  	.flow_ctrl_get	      =3D dpaa2_flow_ctrl_get,
[Hemant]=20

Acked-by:  Hemant Agrawal <hemant.agrawal@nxp.com>