From: Ido Schimmel <idosch@idosch.org>
To: Jiri Pirko <jiri@resnulli.us>
Cc: netdev@vger.kernel.org, davem@davemloft.net, kuba@kernel.org,
jacob.e.keller@intel.com, roopa@nvidia.com, mlxsw@nvidia.com
Subject: Re: [patch net-next RFC 01/10] devlink: add support to create line card and expose to user
Date: Fri, 15 Jan 2021 17:47:42 +0200 [thread overview]
Message-ID: <20210115154742.GB2064789@shredder.lan> (raw)
In-Reply-To: <20210113121222.733517-2-jiri@resnulli.us>
On Wed, Jan 13, 2021 at 01:12:13PM +0100, Jiri Pirko wrote:
> diff --git a/include/uapi/linux/devlink.h b/include/uapi/linux/devlink.h
> index cf89c318f2ac..e5ed0522591f 100644
> --- a/include/uapi/linux/devlink.h
> +++ b/include/uapi/linux/devlink.h
> @@ -126,6 +126,11 @@ enum devlink_command {
>
> DEVLINK_CMD_HEALTH_REPORTER_TEST,
>
> + DEVLINK_CMD_LINECARD_GET, /* can dump */
> + DEVLINK_CMD_LINECARD_SET,
Never used (but should)
> + DEVLINK_CMD_LINECARD_NEW,
> + DEVLINK_CMD_LINECARD_DEL,
> +
> /* add new commands above here */
> __DEVLINK_CMD_MAX,
> DEVLINK_CMD_MAX = __DEVLINK_CMD_MAX - 1
> @@ -529,6 +534,8 @@ enum devlink_attr {
> DEVLINK_ATTR_RELOAD_ACTION_INFO, /* nested */
> DEVLINK_ATTR_RELOAD_ACTION_STATS, /* nested */
>
> + DEVLINK_ATTR_LINECARD_INDEX, /* u32 */
> +
> /* add new attributes above here, update the policy in devlink.c */
>
> __DEVLINK_ATTR_MAX,
[...]
>
> +/**
> + * devlink_linecard_register - Register devlink linecard
Does not match function name
> + *
> + * @devlink: devlink
> + * @devlink_linecard: devlink linecard
> + * @linecard_index: driver-specific numerical identifier of the linecard
> + *
> + * Create devlink linecard instance with provided linecard index.
> + * Caller can use any indexing, even hw-related one.
> + */
> +struct devlink_linecard *devlink_linecard_create(struct devlink *devlink,
> + unsigned int linecard_index)
> +{
> + struct devlink_linecard *linecard;
> +
> + mutex_lock(&devlink->lock);
> + if (devlink_linecard_index_exists(devlink, linecard_index)) {
> + mutex_unlock(&devlink->lock);
> + return ERR_PTR(-EEXIST);
> + }
> +
> + linecard = kzalloc(sizeof(*linecard), GFP_KERNEL);
> + if (!linecard)
> + return ERR_PTR(-ENOMEM);
> +
> + linecard->devlink = devlink;
> + linecard->index = linecard_index;
> + list_add_tail(&linecard->list, &devlink->linecard_list);
> + mutex_unlock(&devlink->lock);
> + devlink_linecard_notify(linecard, DEVLINK_CMD_LINECARD_NEW);
> + return linecard;
> +}
> +EXPORT_SYMBOL_GPL(devlink_linecard_create);
> +
> +/**
> + * devlink_linecard_destroy - Destroy devlink linecard
> + *
> + * @devlink_linecard: devlink linecard
> + */
> +void devlink_linecard_destroy(struct devlink_linecard *linecard)
> +{
> + struct devlink *devlink = linecard->devlink;
> +
> + devlink_linecard_notify(linecard, DEVLINK_CMD_LINECARD_DEL);
> + mutex_lock(&devlink->lock);
> + list_del(&linecard->list);
> + mutex_unlock(&devlink->lock);
> +}
> +EXPORT_SYMBOL_GPL(devlink_linecard_create);
> +
> int devlink_sb_register(struct devlink *devlink, unsigned int sb_index,
> u32 size, u16 ingress_pools_count,
> u16 egress_pools_count, u16 ingress_tc_count,
> --
> 2.26.2
>
next prev parent reply other threads:[~2021-01-15 15:48 UTC|newest]
Thread overview: 80+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-13 12:12 [patch net-next RFC 00/10] introduce line card support for modular switch Jiri Pirko
2021-01-13 12:12 ` [patch net-next RFC 01/10] devlink: add support to create line card and expose to user Jiri Pirko
2021-01-15 15:47 ` Ido Schimmel [this message]
2021-01-13 12:12 ` [patch net-next RFC 02/10] devlink: implement line card provisioning Jiri Pirko
2021-01-15 16:03 ` Ido Schimmel
2021-01-15 16:51 ` Jiri Pirko
2021-01-15 18:09 ` Ido Schimmel
2021-01-18 12:50 ` Jiri Pirko
2021-01-13 12:12 ` [patch net-next RFC 03/10] devlink: implement line card active state Jiri Pirko
2021-01-15 16:06 ` Ido Schimmel
2021-01-15 16:52 ` Jiri Pirko
2021-01-13 12:12 ` [patch net-next RFC 04/10] devlink: append split port number to the port name Jiri Pirko
2021-01-13 12:12 ` [patch net-next RFC 05/10] devlink: add port to line card relationship set Jiri Pirko
2021-01-15 16:10 ` Ido Schimmel
2021-01-15 16:53 ` Jiri Pirko
2021-01-13 12:12 ` [patch net-next RFC 06/10] netdevsim: introduce line card support Jiri Pirko
2021-01-13 12:12 ` [patch net-next RFC 07/10] netdevsim: allow port objects to be linked with line cards Jiri Pirko
2021-01-13 12:12 ` [patch net-next RFC 08/10] netdevsim: create devlink line card object and implement provisioning Jiri Pirko
2021-01-15 16:30 ` Ido Schimmel
2021-01-15 16:54 ` Jiri Pirko
2021-01-13 12:12 ` [patch net-next RFC 09/10] netdevsim: implement line card activation Jiri Pirko
2021-01-13 12:12 ` [patch net-next RFC 10/10] selftests: add netdevsim devlink lc test Jiri Pirko
2021-01-13 13:39 ` [patch iproute2/net-next RFC] devlink: add support for linecard show and provision Jiri Pirko
2021-01-14 2:07 ` [patch net-next RFC 00/10] introduce line card support for modular switch Andrew Lunn
2021-01-14 7:39 ` Jiri Pirko
2021-01-14 22:56 ` Jacob Keller
2021-01-15 14:19 ` Jiri Pirko
2021-01-19 11:56 ` Jiri Pirko
2021-01-19 14:51 ` Andrew Lunn
2021-01-20 8:36 ` Jiri Pirko
2021-01-20 13:56 ` Andrew Lunn
2021-01-20 23:41 ` Jakub Kicinski
2021-01-21 0:01 ` Andrew Lunn
2021-01-21 0:16 ` Jakub Kicinski
2021-01-21 15:34 ` Jiri Pirko
2021-01-21 15:32 ` Jiri Pirko
2021-01-21 16:38 ` David Ahern
2021-01-22 7:28 ` Jiri Pirko
2021-01-22 14:13 ` Andrew Lunn
2021-01-26 11:33 ` Jiri Pirko
2021-01-26 13:56 ` Andrew Lunn
2021-01-27 7:57 ` Jiri Pirko
2021-01-27 14:14 ` Andrew Lunn
2021-01-27 14:57 ` David Ahern
2021-01-28 8:14 ` Jiri Pirko
2021-01-28 14:17 ` Andrew Lunn
2021-01-29 7:20 ` Jiri Pirko
[not found] ` <YBQujIdnFtEhWqTF@lunn.ch>
2021-01-29 16:45 ` Vadim Pasternak
2021-01-29 17:31 ` Andrew Lunn
2021-01-30 14:19 ` Jiri Pirko
[not found] ` <251d1e12-1d61-0922-31f8-a8313f18f194@gmail.com>
2021-02-01 8:16 ` Jiri Pirko
2021-02-01 13:41 ` Andrew Lunn
2021-02-03 14:57 ` Jiri Pirko
2021-02-03 16:26 ` Andrew Lunn
2021-02-01 1:43 ` Andrew Lunn
2021-01-22 8:05 ` Jiri Pirko
2021-01-19 16:23 ` David Ahern
2021-01-20 8:37 ` Jiri Pirko
2021-01-14 2:27 ` Jakub Kicinski
2021-01-14 7:48 ` Jiri Pirko
2021-01-14 23:30 ` Jakub Kicinski
2021-01-15 14:39 ` Jiri Pirko
2021-01-15 19:26 ` Jakub Kicinski
2021-01-18 13:00 ` Jiri Pirko
2021-01-18 17:59 ` Jakub Kicinski
2021-01-19 11:51 ` Jiri Pirko
2021-01-18 22:55 ` David Ahern
2021-01-22 8:01 ` Jiri Pirko
2021-01-14 22:58 ` Jacob Keller
2021-01-14 23:20 ` Jakub Kicinski
2021-01-15 14:40 ` Jiri Pirko
2021-01-15 15:43 ` Ido Schimmel
2021-01-15 16:55 ` Jiri Pirko
2021-01-15 18:01 ` Ido Schimmel
2021-01-18 13:03 ` Jiri Pirko
2021-01-18 18:01 ` Edwin Peer
2021-01-18 22:57 ` David Ahern
2021-01-18 23:40 ` Edwin Peer
2021-01-19 2:39 ` David Ahern
2021-01-19 5:06 ` Edwin Peer
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