From: Sam Ravnborg <sam@ravnborg.org>
To: Roland Hieber <r.hieber@pengutronix.de>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 1/4] pinctrl: imx-iomux-v3: fix compiler warning
Date: Mon, 3 Sep 2018 22:14:34 +0200 [thread overview]
Message-ID: <20180903201434.GA981@ravnborg.org> (raw)
In-Reply-To: <20180903135055.zcumxk3m347kyklw@pengutronix.de>
Hi Roland.
> >
> > In this code snip we only see that share_conf_val is used (line 149),
> > it is not assigned.
> > So we do not really see the context of your message in the code snip.
> >
> > Sam
>
> Thank you for your feedback. I took the opportunity and had a closer
> look at the code. Here is the full context of the file from before the
> patch:
>
> 83 static int imx_iomux_v3_set_state(struct pinctrl_device *pdev, struct device_node *np)
> 84 {
...
> 90 u32 share_conf_val;
> 91
...
> 94 if (share_conf) {
...
> 110 share_conf_val =
> 111 FIELD_PREP(SHARE_CONF_PAD_CTL_DSE, drive_strength) |
> 112 FIELD_PREP(SHARE_CONF_PAD_CTL_SRE, slew_rate);
...
> 142 for (i = 0; i < npins; i++) {
...
> 148 u32 conf_val = share_conf ?
> 149 share_conf_val : be32_to_cpu(*list++);
The comment was only that despite your effort the changelog
did not provide enough context.
Above I have provided enough context to your otherwise nice explanation.
> So if you feel that the (old) compiler is wrong here about the warning,
> and the code itself is correct enough, feel free to leave out that patch
> from the queue.
The patch is IMO fine, but the changelog could be better.
Sam
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next prev parent reply other threads:[~2018-09-03 20:14 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-09-02 21:21 [PATCH 0/4] Kindle i.MX50 improvements Roland Hieber
2018-09-02 21:21 ` [PATCH 1/4] pinctrl: imx-iomux-v3: fix compiler warning Roland Hieber
2018-09-03 4:46 ` Sam Ravnborg
2018-09-03 13:50 ` Roland Hieber
2018-09-03 20:14 ` Sam Ravnborg [this message]
2018-09-04 6:46 ` Sascha Hauer
2018-09-02 21:21 ` [PATCH 2/4] ARM: i.MX: Kindle 4/5 is based on Device Tree, select it in Kconfig Roland Hieber
2018-09-02 21:21 ` [PATCH 3/4] ARM: i.MX: add defconfig for the Kindle i.MX50 boards Roland Hieber
2018-09-02 21:21 ` [PATCH 4/4] Documentation: i.MX: update Kindle 4/5 board documentation Roland Hieber
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