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ASoC: rockchip: i2s: Fix regmap_ops hang
authorSugar Zhang <sugar.zhang@rock-chips.com>
Thu, 26 Aug 2021 04:01:50 +0000 (12:01 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 22 Sep 2021 09:45:31 +0000 (11:45 +0200)
commit713d242dcc998f0b6ff5a14e055131dec8736dcc
treebea0c905f120f1cd0b375bb246b468e4f5d0e832tree | snapshot
parent807754ec9fd6137c111236bc98105ee9ceb78017commit | diff
ASoC: rockchip: i2s: Fix regmap_ops hang

[ Upstream commit 53ca9b9777b95cdd689181d7c547e38dc79adad0 ]

API 'set_fmt' maybe called when PD is off, in the situation,
any register access will hang the system. so, enable PD
before r/w register.

Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com>
Link: https://lore.kernel.org/r/1629950520-14190-4-git-send-email-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_i2s.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git