Re: [PATCH v2 11/12] acpi: Add acpi_dev_get_next_match_dev() and helper macro

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, Dec 17, 2020 at 11:43:36PM +0000, Daniel Scally wrote:
> To ensure we handle situations in which multiple sensors of the same
> model (and therefore _HID) are present in a system, we need to be able
> to iterate over devices matching a known _HID but unknown _UID and _HRV
>  - add acpi_dev_get_next_match_dev() to accommodate that possibility and
> change acpi_dev_get_first_match_dev() to simply call the new function
> with a NULL starting point. Add an iterator macro for convenience.

...

> - * acpi_dev_get_first_match_dev - Return the first match of ACPI device
> + * acpi_dev_get_next_match_dev - Return the next match of ACPI device
> + * @adev: Pointer to the previous acpi_device matching this hid, uid and hrv

A nit: @hid, @uid and @hrv

>   * @hid: Hardware ID of the device.
>   * @uid: Unique ID of the device, pass NULL to not check _UID
>   * @hrv: Hardware Revision of the device, pass -1 to not check _HRV

-- 
With Best Regards,
Andy Shevchenko





[Index of Archives]     [Linux Input]     [Video for Linux]     [Gstreamer Embedded]     [Mplayer Users]     [Linux USB Devel]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [Yosemite Backpacking]

  Powered by Linux