Re: [PATCH v4 03/24] i2c: acpi: Modify i2c_acpi_get_irq() to use resource

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On Tue, Jan 02, 2024 at 02:07:27PM -0700, Mark Hasemeyer wrote:
> The i2c_acpi_irq_context structure provides redundant information that
> can be provided with struct resource.
> 
> Refactor i2c_acpi_get_irq() to use struct resource instead of struct
> i2c_acpi_irq_context.

...

>  	ret = acpi_dev_get_resources(adev, &resource_list,
> -				     i2c_acpi_add_irq_resource, &irq_ctx);
> +				     i2c_acpi_add_irq_resource, r);

Up to you, but you can make it a single line.

	ret = acpi_dev_get_resources(adev, &resource_list, i2c_acpi_add_irq_resource, r);

>  	if (ret < 0)
>  		return ret;

...

> +++ b/drivers/i2c/i2c-core-base.c

> +			struct resource r = {};

Needs ioport.h.

...

> +			irq = i2c_acpi_get_irq(client, &r);
> +			if (r.flags & IORESOURCE_IRQ_WAKECAPABLE)

Ditto.

>  				client->flags |= I2C_CLIENT_WAKE;
>  		}

...

> +++ b/drivers/i2c/i2c-core.h

> +int i2c_acpi_get_irq(struct i2c_client *client, struct resource *r);

> +static inline int i2c_acpi_get_irq(struct i2c_client *client, struct resource *r)

Needs a forward declaration (besides the inclusion block is a total mess
in this file).

-- 
With Best Regards,
Andy Shevchenko






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