linux-kernel - Re: [PATCH] tinydrm: mipi-dbi: Use seq_putc() in mipi_dbi_debugfs_command

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Message-ID: <1494354199.20782.5.camel@perches.com>
Date:   Tue, 09 May 2017 11:23:19 -0700
From:   Joe Perches <joe@...ches.com>
To:     Noralf Trønnes <noralf@...nnes.org>,
        SF Markus Elfring <elfring@...rs.sourceforge.net>,
        dri-devel@...ts.freedesktop.org,
        Daniel Vetter <daniel.vetter@...ll.ch>,
        David Airlie <airlied@...ux.ie>,
        Fengguang Wu <fengguang.wu@...el.com>,
        Thierry Reding <treding@...dia.com>
Cc:     kernel-janitors@...r.kernel.org,
        LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] tinydrm: mipi-dbi: Use seq_putc() in
 mipi_dbi_debugfs_command_show()

On Tue, 2017-05-09 at 19:29 +0200, Noralf Trønnes wrote:
> Den 08.05.2017 13.54, skrev SF Markus Elfring:
> > A single character (line break) should be put into a sequence.
> > Thus use the corresponding function "seq_putc".

Markus, I know this is hard for you,
but think more before sending patches.

> > diff --git a/drivers/gpu/drm/tinydrm/mipi-dbi.c b/drivers/gpu/drm/tinydrm/mipi-dbi.c
[]
> > @@ -946,7 +946,7 @@ static int mipi_dbi_debugfs_command_show(struct seq_file *m, void *unused)
> >   
> >   		for (i = 0; i < len; i++)
> >   			seq_printf(m, "%02x", val[i]);
> > -		seq_puts(m, "\n");
> > +		seq_putc(m, '\n');

Use the %p<foo> extensions.

		seq_printf(m, "%*phN\n", len, val)