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    Subject[PATCH AUTOSEL 6.4 32/54] ASoC: rt711-sdca: fix for JD event handling in ClockStop Mode0
    Date
    From: Shuming Fan <shumingf@realtek.com>

    [ Upstream commit 23adeb7056acd4fd866969f4afb91441776cc4f5 ]

    When the system suspends, peripheral SDCA interrupts are disabled.
    When system level resume is invoked, the peripheral SDCA interrupts
    should be enabled to handle JD events.
    Enable SDCA interrupts in resume sequence when ClockStop Mode0 is applied.

    Signed-off-by: Shuming Fan <shumingf@realtek.com>
    Reported-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
    Link: https://lore.kernel.org/r/20230721090711.128247-1-shumingf@realtek.com
    Signed-off-by: Mark Brown <broonie@kernel.org>
    Signed-off-by: Sasha Levin <sashal@kernel.org>
    ---
    sound/soc/codecs/rt711-sdca-sdw.c | 10 +++++++++-
    1 file changed, 9 insertions(+), 1 deletion(-)

    diff --git a/sound/soc/codecs/rt711-sdca-sdw.c b/sound/soc/codecs/rt711-sdca-sdw.c
    index 51f3335343e08..76ed61e47316d 100644
    --- a/sound/soc/codecs/rt711-sdca-sdw.c
    +++ b/sound/soc/codecs/rt711-sdca-sdw.c
    @@ -441,8 +441,16 @@ static int __maybe_unused rt711_sdca_dev_resume(struct device *dev)
    if (!rt711->first_hw_init)
    return 0;

    - if (!slave->unattach_request)
    + if (!slave->unattach_request) {
    + if (rt711->disable_irq == true) {
    + mutex_lock(&rt711->disable_irq_lock);
    + sdw_write_no_pm(slave, SDW_SCP_SDCA_INTMASK1, SDW_SCP_SDCA_INTMASK_SDCA_0);
    + sdw_write_no_pm(slave, SDW_SCP_SDCA_INTMASK2, SDW_SCP_SDCA_INTMASK_SDCA_8);
    + rt711->disable_irq = false;
    + mutex_unlock(&rt711->disable_irq_lock);
    + }
    goto regmap_sync;
    + }

    time = wait_for_completion_timeout(&slave->initialization_complete,
    msecs_to_jiffies(RT711_PROBE_TIMEOUT));
    --
    2.40.1
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