Patch "ASoC: rt712-sdca: fix for JD event handling in ClockStop Mode0" has been added to the 6.4-stable tree

[Sasha Levin <sashal@xxxxxxxxxx>]

This is a note to let you know that I've just added the patch titled

    ASoC: rt712-sdca: fix for JD event handling in ClockStop Mode0

to the 6.4-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     asoc-rt712-sdca-fix-for-jd-event-handling-in-clockst.patch
and it can be found in the queue-6.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit 50f8f29db388b6977b2047db6d5928a525f62af0
Author: Shuming Fan <shumingf@xxxxxxxxxxx>
Date:   Fri Jul 21 17:07:21 2023 +0800

    ASoC: rt712-sdca: fix for JD event handling in ClockStop Mode0
    
    [ Upstream commit 7a8735c1551e489351172d0da96128f6f8b52b2d ]
    
    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@xxxxxxxxxxx>
    Reported-by: Vijendar Mukunda <Vijendar.Mukunda@xxxxxxx>
    Link: https://lore.kernel.org/r/20230721090721.128264-1-shumingf@xxxxxxxxxxx
    Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/sound/soc/codecs/rt712-sdca-sdw.c b/sound/soc/codecs/rt712-sdca-sdw.c
index 3f319459dfec3..1c9e10fea3ddd 100644
--- a/sound/soc/codecs/rt712-sdca-sdw.c
+++ b/sound/soc/codecs/rt712-sdca-sdw.c
@@ -441,8 +441,16 @@ static int __maybe_unused rt712_sdca_dev_resume(struct device *dev)
 	if (!rt712->first_hw_init)
 		return 0;
 
-	if (!slave->unattach_request)
+	if (!slave->unattach_request) {
+		if (rt712->disable_irq == true) {
+			mutex_lock(&rt712->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);
+			rt712->disable_irq = false;
+			mutex_unlock(&rt712->disable_irq_lock);
+		}
 		goto regmap_sync;
+	}
 
 	time = wait_for_completion_timeout(&slave->initialization_complete,
 				msecs_to_jiffies(RT712_PROBE_TIMEOUT));