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ASoC: rockchip: pdm: fix regmap_ops hang issue
authorSugar Zhang <sugar.zhang@rock-chips.com>
Wed, 3 Apr 2019 13:40:45 +0000 (21:40 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 10 May 2019 15:54:08 +0000 (17:54 +0200)
commit88294658ddbe0e35fa48e1679252e86b3b5ba1d2
tree008463c96a7cc748b5967b68bf05a383b10ce8ectree | snapshot
parent95587274e9d5336b6dce39737869c4e9c7d4a22dcommit | diff
ASoC: rockchip: pdm: fix regmap_ops hang issue

[ Upstream commit c85064435fe7a216ec0f0238ef2b8f7cd850a450 ]

This is because set_fmt ops maybe called when PD is off,
and in such case, regmap_ops will lead system hang.
enale PD before doing regmap_ops.

Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
sound/soc/rockchip/rockchip_pdm.c diff | blob | history
Domain: System / Kernel; Licenses: GPL-2.0;