linux-kernel - Re: [PATCH] 8250-men-mcb: add support for 16z025 and 16z057

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Date:   Wed, 28 Feb 2018 08:56:33 +0100
From:   Michael Moese <mmoese@...e.de>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Greg KH <gregkh@...uxfoundation.org>,
        Linux Kernel Mailinglist <linux-kernel@...r.kernel.org>,
        Johannes Thumshirn <jthumshirn@...e.de>,
        Andreas Geissler <andreas.geissler@....de>,
        Ben Turner <ben.turner@...et.com>
Subject: Re: [PATCH] 8250-men-mcb: add support for 16z025 and 16z057

Hi,
Thanks for your comments. Let me briefly respond.

On Tue, Feb 27, 2018 at 07:57:34PM +0200, Andy Shevchenko wrote:
> On Tue, Feb 27, 2018 at 5:31 PM, Michael Moese <mmoese@...e.de> wrote:
> > -       else if  (strncmp(mdev->bus->name, "F216", 4) == 0)
> > +       else if (strncmp(mdev->bus->name, "F216", 4) == 0)
> 
> What's changed?
There were two spaces after that if.

> > +       switch (mdev->id) {
> > +       case MEN_UART_ID_Z125:
> > +               num_ports = 1U;
> > +               break;
> > +       case MEN_UART_ID_Z025:
> > +               num_ports = readb(membase) >> 4;
> > +               break;
> > +       case MEN_UART_ID_Z057:
> > +               num_ports = 4U;
> > +               break;
> > +       default:
> > +               dev_err(&mdev->dev, "no supported device!\n");
> > +               return -ENODEV;
> > +       }
> 
> (1)
> 
> > +               data[i].uart.port.mapbase = (unsigned long) mem->start
> > +                                           + (i * MEN_UART_MEM_SIZE);
> 
> Redundant parens.
Well, let me remove them. Gonna do a v2 anyway.

> 
> > +       switch (mdev->id) {
> > +       case MEN_UART_ID_Z125:
> > +               num_ports = 1U;
> > +               break;
> > +       case MEN_UART_ID_Z025:
> > +               num_ports = readb(data[0].uart.port.membase) >> 4;
> > +               break;
> > +       case MEN_UART_ID_Z057:
> > +               num_ports = 4U;
> > +               break;
> > +       default:
> > +               dev_err(&mdev->dev, "no supported device!\n");
> > +               return;
> > +       }
> 
> Can you deduplicate this with (1)?
Well, that sounds like a good idea. Will do this.

> -- 
> With Best Regards,
> Andy Shevchenko

Thanks,
Michael
-- 
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