[PATCH -next 0/9] drivers: fix some module autoloading
liuyuntao (F)
liuyuntao12 at huawei.com
Mon Aug 19 05:23:01 PDT 2024
yes sir^^.
Regards!
Yuntao
On 2024/8/19 20:09, Arnd Bergmann wrote:
> On Mon, Aug 19, 2024, at 13:38, Yuntao Liu wrote:
>> Add MODULE_DEVICE_TABLE(), so modules could be properly autoloaded
>> based on the alias from platform_device_id table.
>>
>> Yuntao Liu (9):
>> usb: ehci-mv: fix module autoloading
>> soc: pxa: ssp: fix module autoloading
>> misc: atmel-ssc: fix module autoloading
>> i2c: at91: fix module autoloading
>> mpc85xx_edac: fix module autoloading
>> dmaengine: pxa: fix module autoloading
>> dmaengine: mmp_pdma: fix module autoloading
>> dmaengine: at_hdmac: fix module autoloading
>> ipmi: ipmi_ssif: fix module autoloading
>
> I looked at all the patches and found that most of them do not
> use the table any more, or will stop using it in the near future.
>
> I think your work to validate the correctness of the entries
> is useful, but it may be more helpful to focus on removing
> all the unused tables, including those that have a
> MODULE_DEVICE_TABLE() tag.
>
> If you are planning to do more such cleanups, maybe you can
> go through them one subsystem at a time and look for drivers
> that have both of_device_id and i2c_device_id/platform_device_id/
> spi_device_id tables. If nothing in the kernel creates a device
> with the legacy string, you can then send a patch that removes
> the old device ID list and at the same time makes the DT support
> unconditional in case there is an #ifdef CONFIG_OF check.
>
> If the probe() function accesses platform_data, this would also
> be unused, allowing an even nicer cleanup of removing the
> platofrm_data path in favor of OF properties.
>
> Arnd
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