Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
MIME-Version: 1.0
References: <20221128103227.23171-1-arun.ramadoss@microchip.com> <20221128103227.23171-12-arun.ramadoss@microchip.com>
In-Reply-To: <20221128103227.23171-12-arun.ramadoss@microchip.com>
From:   Pavan Chebbi <pavan.chebbi@broadcom.com>
Date:   Tue, 29 Nov 2022 14:23:43 +0530
Message-ID: <CALs4sv1hZRRdLGCRMLZxi2GjJ2NHYu2o9j5oNf3+BpTZKpdS8g@mail.gmail.com>
Subject: Re: [Patch net-next v1 11/12] net: dsa: microchip: ptp: add periodic
 output signal
To:     Arun Ramadoss <arun.ramadoss@microchip.com>
Cc:     linux-kernel@vger.kernel.org, netdev@vger.kernel.org,
        woojung.huh@microchip.com, UNGLinuxDriver@microchip.com,
        andrew@lunn.ch, vivien.didelot@gmail.com, f.fainelli@gmail.com,
        olteanv@gmail.com, davem@davemloft.net, edumazet@google.com,
        kuba@kernel.org, pabeni@redhat.com, linux@armlinux.org.uk,
        Tristram.Ha@microchip.com, richardcochran@gmail.com,
        ceggers@arri.de
Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256;
        boundary="000000000000b2c3a205ee982025"
Precedence: bulk

--000000000000b2c3a205ee982025
Content-Type: text/plain; charset="UTF-8"

On Mon, Nov 28, 2022 at 4:05 PM Arun Ramadoss
<arun.ramadoss@microchip.com> wrote:

> +static int ksz_ptp_enable(struct ptp_clock_info *ptp,
> +                         struct ptp_clock_request *req, int on)
> +{
> +       struct ksz_ptp_data *ptp_data = ptp_caps_to_data(ptp);
> +       struct ksz_device *dev = ptp_data_to_ksz_dev(ptp_data);
> +       struct ptp_perout_request *request = &req->perout;
> +       int ret;
> +
> +       switch (req->type) {
> +       case PTP_CLK_REQ_PEROUT:
> +               if (request->index > ptp->n_per_out)
> +                       return -EINVAL;

Should be -EOPNOTSUPP ? I see some other places where -EOPNOTSUPP is
more appropriate.

> +
> +               mutex_lock(&ptp_data->lock);
> +               ret = ksz_ptp_enable_perout(dev, request, on);
> +               mutex_unlock(&ptp_data->lock);
> +               break;
> +       default:
> +               return -EINVAL;
> +       }
> +
> +       return ret;
> +}
> +
>  /*  Function is pointer to the do_aux_work in the ptp_clock capability */
>  static long ksz_ptp_do_aux_work(struct ptp_clock_info *ptp)
>  {
> @@ -508,6 +823,8 @@ static const struct ptp_clock_info ksz_ptp_caps = {
>         .adjfine        = ksz_ptp_adjfine,
>         .adjtime        = ksz_ptp_adjtime,
>         .do_aux_work    = ksz_ptp_do_aux_work,
> +       .enable         = ksz_ptp_enable,
> +       .n_per_out      = 3,
>  };
>

--000000000000b2c3a205ee982025
Content-Type: application/pkcs7-signature; name="smime.p7s"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="smime.p7s"
Content-Description: S/MIME Cryptographic Signature
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--000000000000b2c3a205ee982025--