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    Subject[PATCH v1 3/3] gpiolib: legacy: Remove unused gpio_request_array() and gpio_free_array()
    Date
    No more users.

    Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
    ---
    Documentation/driver-api/gpio/legacy.rst | 16 --------
    .../zh_CN/driver-api/gpio/legacy.rst | 16 --------
    Documentation/translations/zh_TW/gpio.txt | 17 --------
    drivers/gpio/gpiolib-legacy.c | 39 -------------------
    include/linux/gpio.h | 15 -------
    5 files changed, 103 deletions(-)

    diff --git a/Documentation/driver-api/gpio/legacy.rst b/Documentation/driver-api/gpio/legacy.rst
    index b6505914791c..534dfe95d128 100644
    --- a/Documentation/driver-api/gpio/legacy.rst
    +++ b/Documentation/driver-api/gpio/legacy.rst
    @@ -225,8 +225,6 @@ setup or driver probe/teardown code, so this is an easy constraint.)::
    gpio_request()

    ## gpio_request_one()
    - ## gpio_request_array()
    - ## gpio_free_array()

    gpio_free()

    @@ -295,14 +293,6 @@ are claimed, three additional calls are defined::
    */
    int gpio_request_one(unsigned gpio, unsigned long flags, const char *label);

    - /* request multiple GPIOs in a single call
    - */
    - int gpio_request_array(struct gpio *array, size_t num);
    -
    - /* release multiple GPIOs in a single call
    - */
    - void gpio_free_array(struct gpio *array, size_t num);
    -
    where 'flags' is currently defined to specify the following properties:

    * GPIOF_DIR_IN - to configure direction as input
    @@ -341,12 +331,6 @@ A typical example of usage::
    if (err)
    ...

    - err = gpio_request_array(leds_gpios, ARRAY_SIZE(leds_gpios));
    - if (err)
    - ...
    -
    - gpio_free_array(leds_gpios, ARRAY_SIZE(leds_gpios));
    -

    GPIOs mapped to IRQs
    --------------------
    diff --git a/Documentation/translations/zh_CN/driver-api/gpio/legacy.rst b/Documentation/translations/zh_CN/driver-api/gpio/legacy.rst
    index aeccff777170..0faf042001d2 100644
    --- a/Documentation/translations/zh_CN/driver-api/gpio/legacy.rst
    +++ b/Documentation/translations/zh_CN/driver-api/gpio/legacy.rst
    @@ -208,8 +208,6 @@ GPIO 值的命令需要等待其信息排到队首才发送命令,再获得其
    gpio_request()

    ## gpio_request_one()
    - ## gpio_request_array()
    - ## gpio_free_array()

    gpio_free()

    @@ -272,14 +270,6 @@ gpio_request()前将这类细节配置好,例如使用引脚控制子系统的
    */
    int gpio_request_one(unsigned gpio, unsigned long flags, const char *label);

    - /* 在单个函数中申请多个 GPIO
    - */
    - int gpio_request_array(struct gpio *array, size_t num);
    -
    - /* 在单个函数中释放多个 GPIO
    - */
    - void gpio_free_array(struct gpio *array, size_t num);
    -
    这里 'flags' 当前定义可指定以下属性:

    * GPIOF_DIR_IN - 配置方向为输入
    @@ -317,12 +307,6 @@ gpio_request()前将这类细节配置好,例如使用引脚控制子系统的
    if (err)
    ...

    - err = gpio_request_array(leds_gpios, ARRAY_SIZE(leds_gpios));
    - if (err)
    - ...
    -
    - gpio_free_array(leds_gpios, ARRAY_SIZE(leds_gpios));
    -

    GPIO 映射到 IRQ
    ----------------
    diff --git a/Documentation/translations/zh_TW/gpio.txt b/Documentation/translations/zh_TW/gpio.txt
    index b9b48012c62e..77d69d381316 100644
    --- a/Documentation/translations/zh_TW/gpio.txt
    +++ b/Documentation/translations/zh_TW/gpio.txt
    @@ -215,13 +215,10 @@ GPIO 值的命令需要等待其信息排到隊首才發送命令,再獲得其
    gpio_request()

    ## gpio_request_one()
    -## gpio_request_array()
    -## gpio_free_array()

    gpio_free()


    -
    聲明和釋放 GPIO
    ----------------------------
    爲了有助於捕獲系統配置錯誤,定義了兩個函數。
    @@ -278,14 +275,6 @@ gpio_request()前將這類細節配置好,例如使用 pinctrl 子系統的映
    */
    int gpio_request_one(unsigned gpio, unsigned long flags, const char *label);

    - /* 在單個函數中申請多個 GPIO
    - */
    - int gpio_request_array(struct gpio *array, size_t num);
    -
    - /* 在單個函數中釋放多個 GPIO
    - */
    - void gpio_free_array(struct gpio *array, size_t num);
    -
    這裡 'flags' 當前定義可指定以下屬性:

    * GPIOF_DIR_IN - 配置方向爲輸入
    @@ -323,12 +312,6 @@ gpio_request()前將這類細節配置好,例如使用 pinctrl 子系統的映
    if (err)
    ...

    - err = gpio_request_array(leds_gpios, ARRAY_SIZE(leds_gpios));
    - if (err)
    - ...
    -
    - gpio_free_array(leds_gpios, ARRAY_SIZE(leds_gpios));
    -

    GPIO 映射到 IRQ
    --------------------
    diff --git a/drivers/gpio/gpiolib-legacy.c b/drivers/gpio/gpiolib-legacy.c
    index 3392e758d36f..5a9911ae9125 100644
    --- a/drivers/gpio/gpiolib-legacy.c
    +++ b/drivers/gpio/gpiolib-legacy.c
    @@ -72,42 +72,3 @@ int gpio_request(unsigned gpio, const char *label)
    return gpiod_request(desc, label);
    }
    EXPORT_SYMBOL_GPL(gpio_request);
    -
    -/**
    - * gpio_request_array - request multiple GPIOs in a single call
    - * @array: array of the 'struct gpio'
    - * @num: how many GPIOs in the array
    - *
    - * **DEPRECATED** This function is deprecated and must not be used in new code.
    - */
    -int gpio_request_array(const struct gpio *array, size_t num)
    -{
    - int i, err;
    -
    - for (i = 0; i < num; i++, array++) {
    - err = gpio_request_one(array->gpio, array->flags, array->label);
    - if (err)
    - goto err_free;
    - }
    - return 0;
    -
    -err_free:
    - while (i--)
    - gpio_free((--array)->gpio);
    - return err;
    -}
    -EXPORT_SYMBOL_GPL(gpio_request_array);
    -
    -/**
    - * gpio_free_array - release multiple GPIOs in a single call
    - * @array: array of the 'struct gpio'
    - * @num: how many GPIOs in the array
    - *
    - * **DEPRECATED** This function is deprecated and must not be used in new code.
    - */
    -void gpio_free_array(const struct gpio *array, size_t num)
    -{
    - while (num--)
    - gpio_free((array++)->gpio);
    -}
    -EXPORT_SYMBOL_GPL(gpio_free_array);
    diff --git a/include/linux/gpio.h b/include/linux/gpio.h
    index f4e5406554bb..56ac7e7a2889 100644
    --- a/include/linux/gpio.h
    +++ b/include/linux/gpio.h
    @@ -120,8 +120,6 @@ static inline int gpio_to_irq(unsigned gpio)
    }

    int gpio_request_one(unsigned gpio, unsigned long flags, const char *label);
    -int gpio_request_array(const struct gpio *array, size_t num);
    -void gpio_free_array(const struct gpio *array, size_t num);

    /* CONFIG_GPIOLIB: bindings for managed devices that want to request gpios */

    @@ -152,11 +150,6 @@ static inline int gpio_request_one(unsigned gpio,
    return -ENOSYS;
    }

    -static inline int gpio_request_array(const struct gpio *array, size_t num)
    -{
    - return -ENOSYS;
    -}
    -
    static inline void gpio_free(unsigned gpio)
    {
    might_sleep();
    @@ -165,14 +158,6 @@ static inline void gpio_free(unsigned gpio)
    WARN_ON(1);
    }

    -static inline void gpio_free_array(const struct gpio *array, size_t num)
    -{
    - might_sleep();
    -
    - /* GPIO can never have been requested */
    - WARN_ON(1);
    -}
    -
    static inline int gpio_direction_input(unsigned gpio)
    {
    return -ENOSYS;
    --
    2.43.0.rc1.1.gbec44491f096

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