From: Maxime Ripard <maxime.ripard@free-electrons.com>
To: Chen-Yu Tsai <wens@csie.org>
Cc: David Airlie <airlied@linux.ie>,
dri-devel <dri-devel@lists.freedesktop.org>,
linux-arm-kernel <linux-arm-kernel@lists.infradead.org>,
linux-kernel <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] drm/sun4i: Clear encoder->bridge if a bridge is not found
Date: Wed, 31 Aug 2016 18:41:56 +0200 [thread overview]
Message-ID: <20160831164156.GL14379@lukather> (raw)
In-Reply-To: <CAGb2v67hiYhjQNXLZUz7ZT2214AAYsFwQkg42qKEFv-7kShsQQ@mail.gmail.com>
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On Wed, Aug 31, 2016 at 07:09:23PM +0800, Chen-Yu Tsai wrote:
> >>> sun4i_tcon_channel_disable(tcon, 0);
> >>>
> >>> - if (!IS_ERR(encoder->bridge))
> >>> - drm_bridge_disable(encoder->bridge);
> >>> + drm_bridge_disable(encoder->bridge);
> >>
> >> I'd rather keep those changes, it makes it obvious that it's something
> >> optionnal, that can be set to NULL.
> >
> > OK.
>
> What about having a comment instead? Saves an extra branch condition,
> while still showing that it's optional.
I'm not sure we have to worry about an extra branch condition, but
yeah, that works for me.
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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next prev parent reply other threads:[~2016-08-31 16:42 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-30 12:22 [PATCH] drm/sun4i: Clear encoder->bridge if a bridge is not found Chen-Yu Tsai
2016-08-30 12:56 ` Maxime Ripard
2016-08-30 15:51 ` Chen-Yu Tsai
2016-08-31 11:09 ` Chen-Yu Tsai
2016-08-31 16:41 ` Maxime Ripard [this message]
2016-08-31 15:40 ` Maxime Ripard
2016-08-31 16:27 ` Daniel Vetter
2016-08-31 16:43 ` Maxime Ripard
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