netdev - RE: [Intel-wired-lan] [PATCH v4 13/15] ice: fall back to TCXO on TSPLL lock fail

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Message-ID: <IA1PR11MB62415694A917E46C2DA7BA518B99A@IA1PR11MB6241.namprd11.prod.outlook.com>
Date: Thu, 22 May 2025 14:36:24 +0000
From: "Rinitha, SX" <sx.rinitha@...el.com>
To: "Keller, Jacob E" <jacob.e.keller@...el.com>, Intel Wired LAN
	<intel-wired-lan@...ts.osuosl.org>, "Nguyen, Anthony L"
	<anthony.l.nguyen@...el.com>, netdev <netdev@...r.kernel.org>
CC: "Keller, Jacob E" <jacob.e.keller@...el.com>, "Kubiak, Michal"
	<michal.kubiak@...el.com>, "Loktionov, Aleksandr"
	<aleksandr.loktionov@...el.com>, "Kolacinski, Karol"
	<karol.kolacinski@...el.com>, "Kitszel, Przemyslaw"
	<przemyslaw.kitszel@...el.com>, "Olech, Milena" <milena.olech@...el.com>,
	Paul Menzel <pmenzel@...gen.mpg.de>
Subject: RE: [Intel-wired-lan] [PATCH v4 13/15] ice: fall back to TCXO on
 TSPLL lock fail

> -----Original Message-----
> From: Intel-wired-lan <intel-wired-lan-bounces@...osl.org> On Behalf Of Jacob Keller
> Sent: 02 May 2025 04:24
> To: Intel Wired LAN <intel-wired-lan@...ts.osuosl.org>; Nguyen, Anthony L <anthony.l.nguyen@...el.com>; netdev <netdev@...r.kernel.org>
> Cc: Keller, Jacob E <jacob.e.keller@...el.com>; Kubiak, Michal <michal.kubiak@...el.com>; Loktionov, Aleksandr <aleksandr.loktionov@...el.com>; Kolacinski, Karol <karol.kolacinski@...el.com>; Kitszel, Przemyslaw <przemyslaw.kitszel@...el.com>; Olech, Milena <milena.olech@...el.com>; Paul Menzel <pmenzel@...gen.mpg.de>
> Subject: [Intel-wired-lan] [PATCH v4 13/15] ice: fall back to TCXO on TSPLL lock fail
>
> From: Karol Kolacinski <karol.kolacinski@...el.com>
>
> TSPLL can fail when trying to lock to TIME_REF as a clock source, e.g.
when the external clock source is not stable or connected to the board.
> To continue operation after failure, try to lock again to internal TCXO and inform user about this.
>
> Reviewed-by: Milena Olech <milena.olech@...el.com>
> Signed-off-by: Karol Kolacinski <karol.kolacinski@...el.com>
> ---
> drivers/net/ethernet/intel/ice/ice_tspll.c | 14 +++++++++++++-
> 1 file changed, 13 insertions(+), 1 deletion(-)
>

Tested-by: Rinitha S <sx.rinitha@...el.com> (A Contingent worker at Intel)