From: Maxime Ripard <maxime.ripard@free-electrons.com>
To: Chen-Yu Tsai <wens@csie.org>
Cc: Linus Walleij <linus.walleij@linaro.org>,
linux-gpio@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-sunxi@googlegroups.com
Subject: Re: [PATCH v2 3/3] pinctrl: sunxi: Make sunxi_pconf_group_set use sunxi_pconf_reg helper
Date: Fri, 11 Nov 2016 09:38:52 +0100 [thread overview]
Message-ID: <20161111083852.yacy33g6pag6ucon@lukather> (raw)
In-Reply-To: <20161111024455.16883-4-wens@csie.org>
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On Fri, Nov 11, 2016 at 10:44:55AM +0800, Chen-Yu Tsai wrote:
> The sunxi_pconf_reg helper introduced in the last patch gives us the
> chance to rework sunxi_pconf_group_set to have it match the structure
> of sunxi_pconf_(group_)get and make it easier to understand.
>
> For each config to set, it:
>
> 1. checks if the parameter is supported.
> 2. checks if the argument is within limits.
> 3. converts argument to the register value.
> 4. writes to the register with spinlock held.
>
> As a result the function now blocks unsupported config parameters,
> instead of silently ignoring them.
>
> Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com>
But I think the config variable removal should be part of patch 2, as
discussed there.
Thanks!
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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next prev parent reply other threads:[~2016-11-11 8:38 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-11 2:44 [PATCH v2 0/3] pinctrl: sunxi: Support generic pinconf functions Chen-Yu Tsai
2016-11-11 2:44 ` [PATCH v2 1/3] pinctrl: sunxi: Fix PIN_CONFIG_BIAS_PULL_{DOWN,UP} argument Chen-Yu Tsai
2016-11-11 8:34 ` Maxime Ripard
2016-11-15 9:16 ` Linus Walleij
2016-11-11 2:44 ` [PATCH v2 2/3] pinctrl: sunxi: Add support for fetching pinconf settings from hardware Chen-Yu Tsai
2016-11-11 8:36 ` Maxime Ripard
2016-11-11 8:39 ` Chen-Yu Tsai
2016-11-11 2:44 ` [PATCH v2 3/3] pinctrl: sunxi: Make sunxi_pconf_group_set use sunxi_pconf_reg helper Chen-Yu Tsai
2016-11-11 8:38 ` Maxime Ripard [this message]
2016-11-11 8:45 ` Chen-Yu Tsai
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