From mboxrd@z Thu Jan 1 00:00:00 1970 From: Linus Walleij Subject: [PATCH 037/182] gpio: mc9s08dz60: use gpiochip data pointer Date: Wed, 9 Dec 2015 14:17:53 +0100 Message-ID: <1449667073-31503-1-git-send-email-linus.walleij@linaro.org> Return-path: Received: from mail-lf0-f41.google.com ([209.85.215.41]:35093 "EHLO mail-lf0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753754AbbLINR7 (ORCPT ); Wed, 9 Dec 2015 08:17:59 -0500 Received: by lfdl133 with SMTP id l133so33842195lfd.2 for ; Wed, 09 Dec 2015 05:17:57 -0800 (PST) Sender: linux-gpio-owner@vger.kernel.org List-Id: linux-gpio@vger.kernel.org To: linux-gpio@vger.kernel.org, Johan Hovold , Alexandre Courbot , Michael Welling , Markus Pargmann Cc: Linus Walleij , wu guoxing 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: wu guoxing Signed-off-by: Linus Walleij --- drivers/gpio/gpio-mc9s08dz60.c | 14 ++++---------- 1 file changed, 4 insertions(+), 10 deletions(-) diff --git a/drivers/gpio/gpio-mc9s08dz60.c b/drivers/gpio/gpio-mc9s08dz60.c index 45f176018378..ba22fb92a6e7 100644 --- a/drivers/gpio/gpio-mc9s08dz60.c +++ b/drivers/gpio/gpio-mc9s08dz60.c @@ -29,12 +29,6 @@ struct mc9s08dz60 { struct gpio_chip chip; }; -static inline struct mc9s08dz60 *to_mc9s08dz60(struct gpio_chip *gc) -{ - return container_of(gc, struct mc9s08dz60, chip); -} - - static void mc9s_gpio_to_reg_and_bit(int offset, u8 *reg, u8 *bit) { *reg = 0x20 + offset / GPIO_NUM_PER_GROUP; @@ -45,7 +39,7 @@ static int mc9s08dz60_get_value(struct gpio_chip *gc, unsigned offset) { u8 reg, bit; s32 value; - struct mc9s08dz60 *mc9s = to_mc9s08dz60(gc); + struct mc9s08dz60 *mc9s = gpiochip_get_data(gc); mc9s_gpio_to_reg_and_bit(offset, ®, &bit); value = i2c_smbus_read_byte_data(mc9s->client, reg); @@ -75,7 +69,7 @@ static int mc9s08dz60_set(struct mc9s08dz60 *mc9s, unsigned offset, int val) static void mc9s08dz60_set_value(struct gpio_chip *gc, unsigned offset, int val) { - struct mc9s08dz60 *mc9s = to_mc9s08dz60(gc); + struct mc9s08dz60 *mc9s = gpiochip_get_data(gc); mc9s08dz60_set(mc9s, offset, val); } @@ -83,7 +77,7 @@ static void mc9s08dz60_set_value(struct gpio_chip *gc, unsigned offset, int val) static int mc9s08dz60_direction_output(struct gpio_chip *gc, unsigned offset, int val) { - struct mc9s08dz60 *mc9s = to_mc9s08dz60(gc); + struct mc9s08dz60 *mc9s = gpiochip_get_data(gc); return mc9s08dz60_set(mc9s, offset, val); } @@ -109,7 +103,7 @@ static int mc9s08dz60_probe(struct i2c_client *client, mc9s->client = client; i2c_set_clientdata(client, mc9s); - return gpiochip_add(&mc9s->chip); + return gpiochip_add_data(&mc9s->chip, mc9s); } static int mc9s08dz60_remove(struct i2c_client *client) -- 2.4.3