Re: [PATCH 0/4] Fix kcontrol put callback in Tegra drivers

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On 03. 11. 21 6:04, Sameer Pujar wrote:
This series fixes kcontrol put callback in some of the Tegra drivers
which are used on platforms based on Tegra210 and later. The callback
is expected to return 1 whenever the HW update is done.

The logic is a little bit another. The 1 means change, so you should compare the register / cached value and return 1 only when a different value is set. Your implementation invokes the change events for duplicate updates.

						Jaroslav

--
Jaroslav Kysela <perex@xxxxxxxx>
Linux Sound Maintainer; ALSA Project; Red Hat, Inc.



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