linux-kernel - Re: [PATCH 6/6] Input: elantech

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Message-ID: <20110818060233.GB10093@core.coreip.homeip.net>
Date:	Wed, 17 Aug 2011 23:02:33 -0700
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Wanlong Gao <gaowanlong@...fujitsu.com>
Cc:	Li Zefan <lizf@...fujitsu.com>, JJ Ding <jj_ding@....com.tw>,
	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
	Seth Forshee <seth.forshee@...onical.com>,
	Aaron Huang <aaron_huang@....com.tw>,
	Tom Lin <tom_lin@....com.tw>,
	Eric Piel <E.A.B.Piel@...elft.nl>,
	Daniel Kurtz <djkurtz@...omium.org>,
	Chase Douglas <chase.douglas@...onical.com>,
	Henrik Rydberg <rydberg@...omail.se>,
	Alessandro Rubini <rubini@...l.unipv.it>
Subject: Re: [PATCH 6/6] Input: elantech - add v3 hardware support

On Thu, Aug 18, 2011 at 12:15:00PM +0800, Wanlong Gao wrote:
> On 08/18/2011 11:47 AM, Li Zefan wrote:
> >>>+
> >>>+    case 3:
> >>>+        if (elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) ||
> >>>+            elantech_ps2_command(psmouse, NULL, ETP_REGISTER_READWRITE) ||
> >>>+            elantech_ps2_command(psmouse, NULL, ETP_PS2_CUSTOM_COMMAND) ||
> >>>+            elantech_ps2_command(psmouse, NULL, reg) ||
> >>>+            elantech_ps2_command(psmouse, param, PSMOUSE_CMD_GETINFO)) {
> >>>+            rc = -1;
> >>>+        }
> >>Prefer to remove these big brace ?
> >>also with "case 1, case 2 "?
> >
> >Just wondering What's wrong with this piece of code and what do you
> >sugguest to improve it?
> 
> I think no need to add a '{}' with the *if* ?
> and remove the '{}' in whole elantech_read_reg() and
> elantech_write_reg(), right?
> 

In case when conditon "overpowers" the body (i.e. multi-line condition)
I prefer having braces so the body stands out.

Thanks.

-- 
Dmitry
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