From: Michael Hennerich <michael.hennerich@analog.com>
To: Linus Walleij <linus.walleij@linaro.org>,
linux-gpio@vger.kernel.org, Johan Hovold <johan@kernel.org>,
Alexandre Courbot <acourbot@nvidia.com>,
Michael Welling <mwelling@ieee.org>,
Markus Pargmann <mpa@pengutronix.de>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>
Subject: Re: [PATCH 157/182] input: ad7879: use gpiochip data pointer
Date: Wed, 9 Dec 2015 14:43:43 +0100 [thread overview]
Message-ID: <5668300F.8070800@analog.com> (raw)
In-Reply-To: <1449668721-5832-1-git-send-email-linus.walleij@linaro.org>
On 12/09/2015 02:45 PM, Linus Walleij wrote:
> This makes the driver use the data pointer added to the gpio_chip
> to store a pointer to the state container instead of relying on
> container_of().
>
> Cc: Michael Hennerich <michael.hennerich@analog.com>
> Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com>
> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
> ---
> Dmitry: please ACK this so I can take it through the GPIO tree.
> ---
> drivers/input/touchscreen/ad7879.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/input/touchscreen/ad7879.c b/drivers/input/touchscreen/ad7879.c
> index 16b5cc2196f2..583a0590ceb2 100644
> --- a/drivers/input/touchscreen/ad7879.c
> +++ b/drivers/input/touchscreen/ad7879.c
> @@ -379,7 +379,7 @@ static const struct attribute_group ad7879_attr_group = {
> static int ad7879_gpio_direction_input(struct gpio_chip *chip,
> unsigned gpio)
> {
> - struct ad7879 *ts = container_of(chip, struct ad7879, gc);
> + struct ad7879 *ts = gpiochip_get_data(chip);
> int err;
>
> mutex_lock(&ts->mutex);
> @@ -393,7 +393,7 @@ static int ad7879_gpio_direction_input(struct gpio_chip *chip,
> static int ad7879_gpio_direction_output(struct gpio_chip *chip,
> unsigned gpio, int level)
> {
> - struct ad7879 *ts = container_of(chip, struct ad7879, gc);
> + struct ad7879 *ts = gpiochip_get_data(chip);
> int err;
>
> mutex_lock(&ts->mutex);
> @@ -412,7 +412,7 @@ static int ad7879_gpio_direction_output(struct gpio_chip *chip,
>
> static int ad7879_gpio_get_value(struct gpio_chip *chip, unsigned gpio)
> {
> - struct ad7879 *ts = container_of(chip, struct ad7879, gc);
> + struct ad7879 *ts = gpiochip_get_data(chip);
> u16 val;
>
> mutex_lock(&ts->mutex);
> @@ -425,7 +425,7 @@ static int ad7879_gpio_get_value(struct gpio_chip *chip, unsigned gpio)
> static void ad7879_gpio_set_value(struct gpio_chip *chip,
> unsigned gpio, int value)
> {
> - struct ad7879 *ts = container_of(chip, struct ad7879, gc);
> + struct ad7879 *ts = gpiochip_get_data(chip);
>
> mutex_lock(&ts->mutex);
> if (value)
> @@ -456,7 +456,7 @@ static int ad7879_gpio_add(struct ad7879 *ts,
> ts->gc.owner = THIS_MODULE;
> ts->gc.parent = ts->dev;
>
> - ret = gpiochip_add(&ts->gc);
> + ret = gpiochip_add_data(&ts->gc, ts);
> if (ret)
> dev_err(ts->dev, "failed to register gpio %d\n",
> ts->gc.base);
>
--
Greetings,
Michael
--
Analog Devices GmbH Wilhelm-Wagenfeld-Str. 6 80807 Muenchen
Sitz der Gesellschaft: Muenchen; Registergericht: Muenchen HRB 40368;
Geschaeftsfuehrer:Dr.Carsten Suckrow, Thomas Wessel, William A. Martin,
Margaret Seif
next prev parent reply other threads:[~2015-12-09 15:22 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-09 13:45 [PATCH 157/182] input: ad7879: use gpiochip data pointer Linus Walleij
2015-12-09 13:43 ` Michael Hennerich [this message]
2015-12-16 22:08 ` Dmitry Torokhov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=5668300F.8070800@analog.com \
--to=michael.hennerich@analog.com \
--cc=acourbot@nvidia.com \
--cc=dmitry.torokhov@gmail.com \
--cc=johan@kernel.org \
--cc=linus.walleij@linaro.org \
--cc=linux-gpio@vger.kernel.org \
--cc=mpa@pengutronix.de \
--cc=mwelling@ieee.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.