ASoC: tegra: Fix kcontrol put callback in Mixer
The kcontrol put callback is expected to return 1 when there is change in HW or when the update is acknowledged by driver. This would ensure that change notifications are sent to subscribed applications. Filter out duplicate updates in Mixer driver. Fixes: 05bb3d5e ("ASoC: tegra: Add Tegra210 based Mixer driver") Signed-off-by:Sameer Pujar <spujar@nvidia.com> Suggested-by:
Jaroslav Kysela <perex@perex.cz> Suggested-by:
Mark Brown <broonie@kernel.org> Reviewed-by:
Takashi Iwai <tiwai@suse.de> Link: https://lore.kernel.org/r/1637219231-406-17-git-send-email-spujar@nvidia.com Signed-off-by:
Mark Brown <broonie@kernel.org>
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3c97881b
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