linux-kernel - Re: [PATCH] plusb added support for PL-27A1 , kernel 4.2.0-25

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Date:	Thu, 2 Jun 2016 11:12:27 +0200
From:	Daniel Kučera <daniel.kucera@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	"David S. Miller" <davem@...emloft.net>
Subject: Re: [PATCH] plusb added support for PL-27A1 , kernel 4.2.0-25

Did I forget something when this was not accepted?
S pozdravom / Best regards
Daniel Kucera.


2016-02-21 15:41 GMT+01:00 Daniel Kucera <daniel.kucera@...il.com>:
> Hello all,
>
> I made a patch to add support for Prolific PL-27A1 host-to-host USB 3.0 link
> cable. It's the same platform as PL-25A1 but with USB3.0 interface so
> basically I only added right vendor/device id to get detected. Maximum
> throughput I managed to get was about 1.5Gbps using iperf. I'll investigate
> usbnet to  get even higher throughput, if you have any tips where to look,
> let me know.
>
> Developed and tested under 4.2.0-25.
>
> Best regards
> Daniel Kucera.
>
>
> diff --git a/drivers/net/usb/plusb.c b/drivers/net/usb/plusb.c
> index 1bfe0fc..1239239 100644
> --- a/drivers/net/usb/plusb.c
> +++ b/drivers/net/usb/plusb.c
> @@ -102,7 +102,7 @@ static int pl_reset(struct usbnet *dev)
>  }
>
>  static const struct driver_info    prolific_info = {
> -    .description =    "Prolific PL-2301/PL-2302/PL-25A1",
> +    .description =    "Prolific PL-2301/PL-2302/PL-25A1/PL-27A1",
>      .flags =    FLAG_POINTTOPOINT | FLAG_NO_SETINT,
>          /* some PL-2302 versions seem to fail usb_set_interface() */
>      .reset =    pl_reset,
> @@ -139,6 +139,15 @@ static const struct usb_device_id    products [] = {
>                       * Host-to-Host Cable
>                       */
>      .driver_info =  (unsigned long) &prolific_info,
> +
> +},
> +
> +/* super speed cables */
> +{
> +    USB_DEVICE(0x067b, 0x27a1),     /* goobay Active USB 3.0 Data Link
> +                     * Cable (PL-27A1)
> +                     */
> +    .driver_info =  (unsigned long) &prolific_info,
>  },
>
>      { },        // END
> @@ -158,5 +167,5 @@ static struct usb_driver plusb_driver = {
>  module_usb_driver(plusb_driver);
>
>  MODULE_AUTHOR("David Brownell");
> -MODULE_DESCRIPTION("Prolific PL-2301/2302/25A1 USB Host to Host Link
> Driver");
> +MODULE_DESCRIPTION("Prolific PL-2301/2302/25A1/27A1 USB Host to Host Link
> Driver");
>  MODULE_LICENSE("GPL");
>