Re: [PATCH 2/3] hw/qdev: Rename qdev_connect_gpio_out*() 'input_pin' parameter

["wangyanan (Y)" <wangyanan55@huawei.com>]

On 2021/11/6 1:21, Philippe Mathieu-Daudé wrote:
> @pin is an input where we connect a device output.
> Rename it @input_pin to simplify the documentation.
>
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
>   include/hw/qdev-core.h |  8 ++++----
>   hw/core/gpio.c         | 13 +++++++------
>   2 files changed, 11 insertions(+), 10 deletions(-)
>
> diff --git a/include/hw/qdev-core.h b/include/hw/qdev-core.h
> index 5b88c8b9dd3..3a0fe643a73 100644
> --- a/include/hw/qdev-core.h
> +++ b/include/hw/qdev-core.h
> @@ -470,7 +470,7 @@ qemu_irq qdev_get_gpio_in_named(DeviceState *dev, const char *name, int n);
>    * qdev_connect_gpio_out: Connect one of a device's anonymous output GPIO lines
>    * @dev: Device whose GPIO to connect
>    * @n: Number of the anonymous output GPIO line (which must be in range)
> - * @pin: qemu_irq to connect the output line to
> + * @input_pin: qemu_irq to connect the output line to
>    *
>    * This function connects an anonymous output GPIO line on a device
>    * up to an arbitrary qemu_irq, so that when the device asserts that
> @@ -495,14 +495,14 @@ qemu_irq qdev_get_gpio_in_named(DeviceState *dev, const char *name, int n);
>    *
>    * For named output GPIO lines, use qdev_connect_gpio_out_named().
>    */
> -void qdev_connect_gpio_out(DeviceState *dev, int n, qemu_irq pin);
> +void qdev_connect_gpio_out(DeviceState *dev, int n, qemu_irq input_pin);
>   /**
>    * qdev_connect_gpio_out_named: Connect one of a device's named output
>    *                              GPIO lines
>    * @dev: Device whose GPIO to connect
>    * @name: Name of the output GPIO array
>    * @n: Number of the anonymous output GPIO line (which must be in range)
> - * @pin: qemu_irq to connect the output line to
> + * @input_pin: qemu_irq to connect the output line to
>    *
>    * This function connects an anonymous output GPIO line on a device
>    * up to an arbitrary qemu_irq, so that when the device asserts that
> @@ -521,7 +521,7 @@ void qdev_connect_gpio_out(DeviceState *dev, int n, qemu_irq pin);
>    * same qemu_irq; see qdev_connect_gpio_out() for details.
>    */
>   void qdev_connect_gpio_out_named(DeviceState *dev, const char *name, int n,
> -                                 qemu_irq pin);
> +                                 qemu_irq input_pin);
>   /**
>    * qdev_get_gpio_out_connector: Get the qemu_irq connected to an output GPIO
>    * @dev: Device whose output GPIO we are interested in
> diff --git a/hw/core/gpio.c b/hw/core/gpio.c
> index 8e6b4f5edf3..80d07a6ec99 100644
> --- a/hw/core/gpio.c
> +++ b/hw/core/gpio.c
> @@ -115,17 +115,18 @@ qemu_irq qdev_get_gpio_in(DeviceState *dev, int n)
>   }
>   
>   void qdev_connect_gpio_out_named(DeviceState *dev, const char *name, int n,
> -                                 qemu_irq pin)
> +                                 qemu_irq input_pin)
>   {
>       char *propname = g_strdup_printf("%s[%d]",
>                                        name ? name : "unnamed-gpio-out", n);
> -    if (pin && !OBJECT(pin)->parent) {
> +    if (input_pin && !OBJECT(input_pin)->parent) {
>           /* We need a name for object_property_set_link to work */
>           object_property_add_child(container_get(qdev_get_machine(),
>                                                   "/unattached"),
> -                                  "non-qdev-gpio[*]", OBJECT(pin));
> +                                  "non-qdev-gpio[*]", OBJECT(input_pin));
>       }
> -    object_property_set_link(OBJECT(dev), propname, OBJECT(pin), &error_abort);
> +    object_property_set_link(OBJECT(dev), propname,
> +                             OBJECT(input_pin), &error_abort);
>       g_free(propname);
>   }
>   
> @@ -165,9 +166,9 @@ qemu_irq qdev_intercept_gpio_out(DeviceState *dev, qemu_irq icpt,
>       return disconnected;
>   }
>   
> -void qdev_connect_gpio_out(DeviceState *dev, int n, qemu_irq pin)
> +void qdev_connect_gpio_out(DeviceState *dev, int n, qemu_irq input_pin)
>   {
> -    qdev_connect_gpio_out_named(dev, NULL, n, pin);
> +    qdev_connect_gpio_out_named(dev, NULL, n, input_pin);
>   }
>   
>   void qdev_pass_gpios(DeviceState *dev, DeviceState *container,
Reviewed-by: Yanan Wang <wangyanan55@huawei.com>

Thanks,
Yanan