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Groups > linux.kernel > #1309565
| From | Konstantin Shkolnyy <Konstantin.Shkolnyy@silabs.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | RE: [PATCH v3 2/4] USB: serial: cp210x: Switch to new 16-bit register access functions. |
| Date | 2016-01-14 19:40 +0100 |
| Message-ID | <qQUOK-2sE-5@gated-at.bofh.it> (permalink) |
| References | <qMkTw-2KQ-9@gated-at.bofh.it> <qQUc3-1S2-25@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
> -----Original Message-----
> From: linux-usb-owner@vger.kernel.org [mailto:linux-usb-
> owner@vger.kernel.org] On Behalf Of Martyn Welch
> Sent: Thursday, January 14, 2016 11:44
> To: Konstantin Shkolnyy; johan@kernel.org
> Cc: linux-usb@vger.kernel.org; linux-kernel@vger.kernel.org
> Subject: Re: [PATCH v3 2/4] USB: serial: cp210x: Switch to new 16-bit register
> access functions.
...
> > @@ -697,14 +685,11 @@ static unsigned int
> cp210x_quantise_baudrate(unsigned int baud)
> >
> > static int cp210x_open(struct tty_struct *tty, struct usb_serial_port *port)
> > {
> > - int result;
> > + int err;
> >
> > - result = cp210x_set_config_single(port, CP210X_IFC_ENABLE,
> > -
> UART_ENABLE);
> > - if (result) {
> > - dev_err(&port->dev, "%s - Unable to enable UART\n",
> __func__);
> > - return result;
> > - }
> > + err = cp210x_write_u16_reg(port, CP210X_IFC_ENABLE,
> UART_ENABLE);
> > + if (err)
> > + return err;
>
> Any reason for dropping the error message?
I already print a message if the underlying usb_control_msg fails, so it should be covered there.
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[PATCH v3 2/4] USB: serial: cp210x: Switch to new 16-bit register access functions. Konstantin Shkolnyy <konstantin.shkolnyy@gmail.com> - 2016-01-02 04:20 +0100
Re: [PATCH v3 2/4] USB: serial: cp210x: Switch to new 16-bit register access functions. Martyn Welch <martyn.welch@collabora.co.uk> - 2016-01-14 18:50 +0100
Re: [PATCH v3 2/4] USB: serial: cp210x: Switch to new 16-bit register access functions. Martyn Welch <martyn.welch@collabora.co.uk> - 2016-01-14 19:30 +0100
RE: [PATCH v3 2/4] USB: serial: cp210x: Switch to new 16-bit register access functions. Konstantin Shkolnyy <Konstantin.Shkolnyy@silabs.com> - 2016-01-14 19:40 +0100
Re: [PATCH v3 2/4] USB: serial: cp210x: Switch to new 16-bit register access functions. Johan Hovold <johan@kernel.org> - 2016-01-18 18:50 +0100
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