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From: Vadim Fedorenko <vadim.fedorenko@linux.dev>
To: Jakub Kicinski <kuba@kernel.org>,
	davem@davemloft.net, arkadiusz.kubalewski@intel.com
Cc: netdev@vger.kernel.org, edumazet@google.com, pabeni@redhat.com,
	andrew+netdev@lunn.ch, horms@kernel.org, ivecera@redhat.com,
	jiri@resnulli.us, donald.hunter@gmail.com
Subject: Re: [PATCH net-next 2/4] netlink: specs: dpll: drop the pin-set attributes nothing implements
Date: Sun, 6 Sep 2026 12:44:24 +0100	[thread overview]
Message-ID: <43cbac2e-d0ec-4315-b5fe-5a51745fce0d@linux.dev> (raw)
In-Reply-To: <20260904191023.3869690-3-kuba@kernel.org>

On 04/09/2026 20:10, Jakub Kicinski wrote:
> pin-set advertises top level direction, prio and state, so the
> generated policy accepts them and the generated user space API grows
> setters for them. dpll_pin_set_from_nlattr() has cases only for
> FREQUENCY, PHASE_ADJUST, PARENT_DEVICE, PARENT_PIN, ESYNC_FREQUENCY and
> REFERENCE_SYNC - the request succeeds, does nothing and produces no
> extack. The three values are only actionable inside the parent-device
> nest, where dpll_pin_parent_device_set() handles them next to
> DPLL_A_PIN_PARENT_ID, which is what makes them meaningful: a pin can be
> registered with more than one device.
> 
> Never implemented - "git log -S 'case DPLL_A_PIN_PRIO'" on
> dpll_netlink.c comes up empty - the spec has advertised them since
> commit 3badff3a25d8 ("dpll: spec: Add Netlink spec in YAML").
> 
> Note that this does change what the kernel accepts: sending one of the
> three now fails validation instead of being ignored.
> 
> Signed-off-by: Jakub Kicinski <kuba@kernel.org>

@Arkadiusz was this a plan that never happened?

Anyways, LGMT
Reviewed-by: Vadim Fedorenko <vadim.fedorenko@linux.dev>

  reply	other threads:[~2026-09-06 11:44 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-04 19:10 [PATCH net-next 0/4] dpll: fix lies in the Netlink spec Jakub Kicinski
2026-09-04 19:10 ` [PATCH net-next 1/4] netlink: specs: dpll: add clock-quality-level to the device-get reply Jakub Kicinski
2026-09-05 11:19   ` Vadim Fedorenko
2026-09-08  7:13   ` netdev-bot+sashiko
2026-09-04 19:10 ` [PATCH net-next 2/4] netlink: specs: dpll: drop the pin-set attributes nothing implements Jakub Kicinski
2026-09-06 11:44   ` Vadim Fedorenko [this message]
2026-09-04 19:10 ` [PATCH net-next 3/4] netlink: specs: dpll: pin-get has no dump filter Jakub Kicinski
2026-09-06 11:44   ` Vadim Fedorenko
2026-09-08  7:13   ` netdev-bot+sashiko
2026-09-04 19:10 ` [PATCH net-next 4/4] MAINTAINERS: dpll: add the netlink spec Jakub Kicinski
2026-09-06 11:45   ` Vadim Fedorenko
2026-09-09 21:00 ` [PATCH net-next 0/4] dpll: fix lies in the Netlink spec patchwork-bot+netdevbpf

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