From: Linus Walleij <linus.walleij@linaro.org>
To: Alexandre TORGUE <alexandre.torgue@st.com>
Cc: Maxime Coquelin <mcoquelin.stm32@gmail.com>,
Patrice Chotard <patrice.chotard@st.com>,
Paul Gortmaker <paul.gortmaker@windriver.com>,
Rob Herring <robh+dt@kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-gpio@vger.kernel.org" <linux-gpio@vger.kernel.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>
Subject: Re: [PATCH 3/4] pinctrl: stm32: Implement .get_direction gpio_chip callback
Date: Mon, 24 Apr 2017 14:37:52 +0200 [thread overview]
Message-ID: <CACRpkdZG-yxMCzBqP2s37QThP7tgWKgd3pVgZGgceB+ihZs3nw@mail.gmail.com> (raw)
In-Reply-To: <1491577811-26989-4-git-send-email-alexandre.torgue@st.com>
On Fri, Apr 7, 2017 at 5:10 PM, Alexandre TORGUE
<alexandre.torgue@st.com> wrote:
> Add .get_direction() gpiochip callback in STM32 pinctrl driver.
>
> Signed-off-by: Alexandre TORGUE <alexandre.torgue@st.com>
(...)
> +#include <linux/gpio.h>
No this is wrong, drivers should never include this file.
It is a deprecated consumer header.
> + if ((alt == 0) && (mode == 0))
> + ret = GPIOF_DIR_IN;
> + else if ((alt == 0) && (mode == 1))
> + ret = GPIOF_DIR_OUT;
Just return 0 or 1, that is the driver-internal API.
Yours,
Linus Walleij
next prev parent reply other threads:[~2017-04-24 12:37 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-07 15:10 [PATCH 0/4] Add fixes to STM32 pintrl Alexandre TORGUE
2017-04-07 15:10 ` [PATCH 2/4] pinctrl: stm32: replace device_initcall() with arch_initcall() Alexandre TORGUE
2017-04-24 12:22 ` Linus Walleij
[not found] ` <1491577811-26989-1-git-send-email-alexandre.torgue-qxv4g6HH51o@public.gmane.org>
2017-04-07 15:10 ` [PATCH 1/4] pinctrl: stm32: set pin to gpio input when used as interrupt Alexandre TORGUE
2017-04-24 12:36 ` Linus Walleij
2017-04-24 16:40 ` Alexandre Torgue
2017-04-07 15:10 ` [PATCH 3/4] pinctrl: stm32: Implement .get_direction gpio_chip callback Alexandre TORGUE
2017-04-24 12:37 ` Linus Walleij [this message]
2017-04-24 16:07 ` Alexandre Torgue
2017-04-07 15:10 ` [PATCH 4/4] ARM: dts: stm32: Set gpio controller also as interrupt controller Alexandre TORGUE
[not found] ` <1491577811-26989-5-git-send-email-alexandre.torgue-qxv4g6HH51o@public.gmane.org>
2017-04-24 12:38 ` Linus Walleij
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