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Subject: Re: [PATCH net-next v2 10/21] net: ravb: Move delay mode set in the
 driver's ndo_open API
To: Claudiu <claudiu.beznea@tuxon.dev>, <davem@davemloft.net>,
	<edumazet@google.com>, <kuba@kernel.org>, <pabeni@redhat.com>,
	<richardcochran@gmail.com>, <p.zabel@pengutronix.de>,
	<yoshihiro.shimoda.uh@renesas.com>, <wsa+renesas@sang-engineering.com>,
	<geert+renesas@glider.be>
CC: <netdev@vger.kernel.org>, <linux-renesas-soc@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, Claudiu Beznea
	<claudiu.beznea.uj@bp.renesas.com>
References: <20231214114600.2451162-1-claudiu.beznea.uj@bp.renesas.com>
 <20231214114600.2451162-11-claudiu.beznea.uj@bp.renesas.com>
From: Sergey Shtylyov <s.shtylyov@omp.ru>
Organization: Open Mobile Platform
Message-ID: <421c684d-7092-d7a8-e00a-6abe40c557c5@omp.ru>
Date: Fri, 15 Dec 2023 22:58:42 +0300
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On 12/14/23 2:45 PM, Claudiu wrote:

> From: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
> 
> Delay parse and set were done in the driver's probe API. As some IP

   Parsing and setting?

> variants switch to reset mode (and thus registers' content is lost) when

   Register.

> setting clocks (due to module standby functionality) to be able to
> implement runtime PM keep the delay parsing in the driver's probe function
> and move the delay apply function to the driver's ndo_open API.

   Applying?

> Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
[...]

> diff --git a/drivers/net/ethernet/renesas/ravb_main.c b/drivers/net/ethernet/renesas/ravb_main.c
> index 5e01e03e1b43..04eaa1967651 100644
> --- a/drivers/net/ethernet/renesas/ravb_main.c
> +++ b/drivers/net/ethernet/renesas/ravb_main.c
[...]
> @@ -1806,6 +1821,8 @@ static int ravb_open(struct net_device *ndev)
>  	if (info->nc_queues)
>  		napi_enable(&priv->napi[RAVB_NC]);
>  
> +	ravb_set_delay_mode(ndev);
> +

   I suspect this belongs in ravb_dmac_init() now...

>  	/* Device init */
>  	error = ravb_dmac_init(ndev);
>  	if (error)
[...]

MRB, Sergey