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From: Tollef Fog Heen <tfheen@err.no>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: linux-kernel@vger.kernel.org, werner@cornelius-consult.de,
	frank@kingswood-consulting.co.uk
Subject: Re: [PATCH] Winchiphead 340/1: full baud rate and status/control line support
Date: Sun, 04 Jan 2009 11:19:21 +0100	[thread overview]
Message-ID: <87sknzs79y.fsf@qurzaw.linpro.no> (raw)
In-Reply-To: <20080921151407.10c89452@lxorguk.ukuu.org.uk> (Alan Cox's message of "Sun, 21 Sep 2008 15:14:07 +0100")

]] Alan Cox 

| Some niggles but this is a big improvement to the code.

Thanks.  New patch incoming RSN.

| >  static int ch341_set_baudrate(struct usb_device *dev,
| > +			      struct tty_struct *tty,
| >  			      struct ch341_private *priv)
| > +	baud = CH341_BAUDBASE_FACTOR / t1;
| > +
| > +	if (baud && tty)
| > +		tty_encode_baud_rate(tty, baud, baud);
| 
| Can you really get a speed below 1 baud ?

Unsure what you mean here?  Why would you ever end up with baudrates
below 1?

| > +	control = priv->line_control;
| > +	spin_unlock_irqrestore(&priv->lock, flags);
| > +
| > +	return ch341_set_handshake(port->serial->dev, control);
| > +}
| 
| This could race another set_handshake ? I'm not sure it matters and I'd
| suggest that stuff gets fixed after this is submitted separately

What's the easiest way to fix this?

-- 
Tollef Fog Heen
UNIX is user friendly, it's just picky about who its friends are

  reply	other threads:[~2009-01-04 11:06 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <200807290254.m6T2sIBG010575@imap1.linux-foundation.org>
     [not found] ` <20080729104331.367fde6b@lxorguk.ukuu.org.uk>
2008-09-21  9:22   ` Tollef Fog Heen
2008-09-21 14:14     ` Alan Cox
2009-01-04 10:19       ` Tollef Fog Heen [this message]
2009-01-04 12:19         ` Alan Cox
2009-01-04 10:22 Tollef Fog Heen
2009-01-04 12:16 ` Alan Cox
2009-01-04 21:15   ` Tollef Fog Heen
2009-01-04 21:18 ` Tollef Fog Heen

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