[PATCH 3/4] Add GPIO uAPI v2 ioctl decoding

[Dmitry V. Levin]

On Wed, Dec 23, 2020 at 06:07:47AM +0800, Kent Gibson wrote:
> Add decoding of GPIO uAPI v2 ioctls added in Linux v5.10.
[...]
> +#include "xlat/gpio_v2_line_attr_ids.h"
> +
> +static void
> +print_gpio_v2_line_attribute(struct tcb *const tcp,
> +			     struct gpio_v2_line_attribute *attr)
> +{
> +	switch (attr->id) {

Please also print attr->id using gpio_v2_line_attr_ids.

> +	case GPIO_V2_LINE_ATTR_ID_FLAGS:
> +		PRINT_FIELD_FLAGS("", *attr, flags, gpio_v2_line_flags,
> +				  "GPIO_V2_LINE_FLAG_???");
> +		break;
> +	case GPIO_V2_LINE_ATTR_ID_OUTPUT_VALUES:
> +		PRINT_FIELD_X("", *attr, values);
> +		break;
> +	case GPIO_V2_LINE_ATTR_ID_DEBOUNCE:
> +		PRINT_FIELD_U("", *attr, debounce_period_us);
> +		break;
> +	default:
> +		tprintf("(id=%u)=%#" PRI__x64, attr->id, attr->values);

I suppose GPIO_V2_LINE_ATTR_ID_OUTPUT_VALUES case could be used to handle
this case, too.


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ldv