linux-kernel - Re: [PATCH v2 1/4] hwmon: (asus-ec-sensors) introduce ec_board

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Date:   Tue, 26 Apr 2022 08:16:56 -0700
From:   Guenter Roeck <linux@...ck-us.net>
To:     Eugene Shalygin <eugene.shalygin@...il.com>
Cc:     Jean Delvare <jdelvare@...e.com>, linux-hwmon@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 1/4] hwmon: (asus-ec-sensors) introduce ec_board_info
 struct for board data

On Tue, Apr 26, 2022 at 11:23:37AM +0200, Eugene Shalygin wrote:
> We need to keep some more information about the current board than just
> the sensors set, and with more boards to add the dmi id array grows
> quickly. Our probe code is always the same so let's switch to a custom
> test code and a custom board info array. That allows us to omit board
> vendor string (ASUS uses two strings that differ in case) in the board
> info and use case-insensitive comparison, and also do not duplicate
> sensor definitions for such board variants as " (WI-FI)" when sensors
> are identical to the base variant.
> 
> Also saves a quarter of the module size by replacing big dmi_system_id
> structs with smaller ones.
> 
> Signed-off-by: Eugene Shalygin <eugene.shalygin@...il.com>
> ---
...
>  
> -MODULE_DEVICE_TABLE(dmi, asus_ec_dmi_table);
> +MODULE_DEVICE_TABLE(acpi, acpi_ec_ids);
>  module_platform_driver_probe(asus_ec_sensors_platform_driver, asus_ec_probe);

Since this is now tied to MODULE_DEVICE_TABLE(acpi, ...), I think the
probe function should be referenced in asus_ec_sensors_platform_driver,
and it should be module_platform_driver() instead of
module_platform_driver_probe().

Guenter