From: Pankaj Gupta <pagupta@vmware.com>
To: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>,
Jochen Behrens <jbehrens@vmware.com>,
Yong Wang <yongwang@vmware.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [PATCH 3/8] vmxnet3: add rx queue usage count utility
Date: Wed, 4 May 2022 17:58:50 +0000 [thread overview]
Message-ID: <BYAPR05MB562440B8357F8DD7466E01F0C9C39@BYAPR05MB5624.namprd05.prod.outlook.com> (raw)
In-Reply-To: <89c8d22f-6a44-030a-f813-fc7c25882a35@oktetlabs.ru>
[-- Attachment #1: Type: text/plain, Size: 4749 bytes --]
Hi Andrew,
Please refer struct rte_eth_dev. Following assignment already preserve the order in struct rte_eth_dev
> diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c b/drivers/net/vmxnet3/vmxnet3_ethdev.c
> index eb65499cf2..a76796716b 100644
> --- a/drivers/net/vmxnet3/vmxnet3_ethdev.c
> +++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c
> @@ -294,6 +294,7 @@ eth_vmxnet3_dev_init(struct rte_eth_dev *eth_dev)
> eth_dev->rx_pkt_burst = &vmxnet3_recv_pkts;
> eth_dev->tx_pkt_burst = &vmxnet3_xmit_pkts;
> eth_dev->tx_pkt_prepare = vmxnet3_prep_pkts;
> + eth_dev->rx_queue_count = vmxnet3_dev_rx_queue_count,
Please, put it just after rx_pkt_burst to preserve the same order as in
structure.
/**
* @internal
* The generic data structure associated with each Ethernet device.
*
* Pointers to burst-oriented packet receive and transmit functions are
* located at the beginning of the structure, along with the pointer to
* where all the data elements for the particular device are stored in shared
* memory. This split allows the function pointer and driver data to be per-
* process, while the actual configuration data for the device is shared.
*/
struct rte_eth_dev {
eth_rx_burst_t rx_pkt_burst; /**< Pointer to PMD receive function */
eth_tx_burst_t tx_pkt_burst; /**< Pointer to PMD transmit function */
/** Pointer to PMD transmit prepare function */
eth_tx_prep_t tx_pkt_prepare;
/** Get the number of used Rx descriptors */
eth_rx_queue_count_t rx_queue_count;
/** Check the status of a Rx descriptor */
eth_rx_descriptor_status_t rx_descriptor_status;
/** Check the status of a Tx descriptor */
eth_tx_descriptor_status_t tx_descriptor_status;
/**
* Device data that is shared between primary and secondary processes
*/
struct rte_eth_dev_data *data;
void *process_private; /**< Pointer to per-process device data */
const struct eth_dev_ops *dev_ops; /**< Functions exported by PMD */
struct rte_device *device; /**< Backing device */
struct rte_intr_handle *intr_handle; /**< Device interrupt handle */
/** User application callbacks for NIC interrupts */
struct rte_eth_dev_cb_list link_intr_cbs;
/**
* User-supplied functions called from rx_burst to post-process
* received packets before passing them to the user
*/
struct rte_eth_rxtx_callback *post_rx_burst_cbs[RTE_MAX_QUEUES_PER_PORT];
/**
* User-supplied functions called from tx_burst to pre-process
* received packets before passing them to the driver for transmission
*/
struct rte_eth_rxtx_callback *pre_tx_burst_cbs[RTE_MAX_QUEUES_PER_PORT];
enum rte_eth_dev_state state; /**< Flag indicating the port state */
void *security_ctx; /**< Context for security ops */
} __rte_cache_aligned;
Thanks,
Pankaj
From: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
Date: Wednesday, May 4, 2022 at 7:27 AM
To: Pankaj Gupta <pagupta@vmware.com>, Jochen Behrens <jbehrens@vmware.com>, Yong Wang <yongwang@vmware.com>
Cc: dev@dpdk.org <dev@dpdk.org>
Subject: Re: [PATCH 3/8] vmxnet3: add rx queue usage count utility
⚠ External Email
rx -> Rx
in summary in accordance with spelling in DPDK
On 5/3/22 07:22, Pankaj Gupta wrote:
> Count the number of entries in the rx queue for debugging.
rx -> Rx
As I understand debugging is not the only purpose of the API.
>
> Tested, using testpmd, for different hardware version on ESXi 7.0 Update 2
>
> Signed-off-by: Pankaj Gupta <pagupta@vmware.com>
> ---
> drivers/net/vmxnet3/vmxnet3_ethdev.c | 1 +
> drivers/net/vmxnet3/vmxnet3_ethdev.h | 3 +++
> drivers/net/vmxnet3/vmxnet3_rxtx.c | 30 ++++++++++++++++++++++++++++
> 3 files changed, 34 insertions(+)
>
> diff --git a/drivers/net/vmxnet3/vmxnet3_ethdev.c b/drivers/net/vmxnet3/vmxnet3_ethdev.c
> index eb65499cf2..a76796716b 100644
> --- a/drivers/net/vmxnet3/vmxnet3_ethdev.c
> +++ b/drivers/net/vmxnet3/vmxnet3_ethdev.c
> @@ -294,6 +294,7 @@ eth_vmxnet3_dev_init(struct rte_eth_dev *eth_dev)
> eth_dev->rx_pkt_burst = &vmxnet3_recv_pkts;
> eth_dev->tx_pkt_burst = &vmxnet3_xmit_pkts;
> eth_dev->tx_pkt_prepare = vmxnet3_prep_pkts;
> + eth_dev->rx_queue_count = vmxnet3_dev_rx_queue_count,
Please, put it just after rx_pkt_burst to preserve the same order as in
structure.
> pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
>
> /* extra mbuf field is required to guess MSS */
[snip]
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next prev parent reply other threads:[~2022-05-04 17:58 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-05-03 4:22 [PATCH 0/8] vmxnet3 version V5 and V6 Pankaj Gupta
2022-05-03 4:22 ` [PATCH 1/8] vmxnet3: Added V5 support Pankaj Gupta
2022-05-03 4:22 ` [PATCH 2/8] vmxnet3: implement reta query and reta update Pankaj Gupta
2022-05-04 14:23 ` Andrew Rybchenko
2022-05-03 4:22 ` [PATCH 3/8] vmxnet3: add rx queue usage count utility Pankaj Gupta
2022-05-04 14:27 ` Andrew Rybchenko
2022-05-04 14:35 ` Morten Brørup
2022-05-04 17:58 ` Pankaj Gupta [this message]
2022-05-03 4:22 ` [PATCH 4/8] vmxnet3: add get hw version api Pankaj Gupta
2022-05-04 14:35 ` Andrew Rybchenko
2022-05-03 4:22 ` [PATCH 5/8] vmxnet3, version 6 Pankaj Gupta
2022-05-04 14:46 ` Andrew Rybchenko
2022-05-03 4:22 ` [PATCH 6/8] vmxnet3: set reta size Pankaj Gupta
2022-05-04 15:05 ` Andrew Rybchenko
2022-05-03 4:22 ` [PATCH 7/8] vmxnet3: Set packet for fragmented packet Pankaj Gupta
2022-05-04 15:07 ` Andrew Rybchenko
2022-05-04 20:40 ` Pankaj Gupta
2022-05-05 8:45 ` Andrew Rybchenko
2022-05-03 4:22 ` [PATCH 8/8] vmxnet3: Fix merge error in initialization for rxDataRing feature Pankaj Gupta
2022-05-04 15:09 ` Andrew Rybchenko
2022-05-04 20:37 ` Pankaj Gupta
2022-05-05 8:37 ` Andrew Rybchenko
2022-05-03 18:50 ` [PATCH 0/8] vmxnet3 version V5 and V6 Jochen Behrens
2022-05-04 14:28 ` Andrew Rybchenko
2022-05-19 8:04 ` [PATCH v6 0/9] net/vmxnet3: support versions 5 and 6 Andrew Rybchenko
2022-05-19 8:04 ` [PATCH v6 1/9] net/vmxnet3: add version 5 support Andrew Rybchenko
2022-05-19 8:04 ` [PATCH v6 2/9] net/vmxnet3: implement RETA query and RETA update Andrew Rybchenko
2022-05-19 8:04 ` [PATCH v6 3/9] net/vmxnet3: add Rx queue usage count utility Andrew Rybchenko
2022-05-19 8:04 ` [PATCH v6 4/9] net/vmxnet3: fix ethdev callbacks init order Andrew Rybchenko
2022-05-19 8:04 ` [PATCH v6 5/9] net/vmxnet3: report HW version on FW version get Andrew Rybchenko
2022-05-19 8:04 ` [PATCH v6 6/9] net/vmxnet3: add version 6 support Andrew Rybchenko
2022-05-19 8:04 ` [PATCH v6 7/9] net/vmxnet3: advertise RETA size in device info Andrew Rybchenko
2022-05-19 8:04 ` [PATCH v6 8/9] net/vmxnet3: set packet type for fragmented packet Andrew Rybchenko
2022-05-19 8:04 ` [PATCH v6 9/9] net/vmxnet3: fix merge error in Rx data ring initialization Andrew Rybchenko
2022-05-19 8:07 ` [PATCH v6 0/9] net/vmxnet3: support versions 5 and 6 Andrew Rybchenko
2022-05-23 20:56 ` Pankaj Gupta
2022-05-24 6:46 ` Andrew Rybchenko
-- strict thread matches above, loose matches on Subject: below --
2022-05-02 19:45 [PATCH 0/8] vmxnet3: V5 and V6 Pankaj Gupta
2022-05-02 19:45 ` [PATCH 3/8] vmxnet3: add rx queue usage count utility Pankaj Gupta
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