[PATCH 02/17] ASoC: cs42l42: Use new SoundWire enumeration helper

[Charles Keepax <ckeepax@opensource.cirrus.com>]

Update the driver to use the new core helper that waits for the device
to enumerate on SoundWire and be initialised by the SoundWire core.

Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com>
---
 sound/soc/codecs/cs42l42-sdw.c | 15 ++++-----------
 1 file changed, 4 insertions(+), 11 deletions(-)

diff --git a/sound/soc/codecs/cs42l42-sdw.c b/sound/soc/codecs/cs42l42-sdw.c
index d5999ad9ff9b4..ef030d0ddce94 100644
--- a/sound/soc/codecs/cs42l42-sdw.c
+++ b/sound/soc/codecs/cs42l42-sdw.c
@@ -433,19 +433,12 @@ static const struct reg_sequence cs42l42_soft_reboot_seq[] = {
 static int cs42l42_sdw_handle_unattach(struct cs42l42_private *cs42l42)
 {
 	struct sdw_slave *peripheral = cs42l42->sdw_peripheral;
-
-	if (!peripheral->unattach_request)
-		return 0;
+	int ret;
 
 	/* Cannot access registers until master re-attaches. */
-	dev_dbg(&peripheral->dev, "Wait for initialization_complete\n");
-	if (!wait_for_completion_timeout(&peripheral->initialization_complete,
-					 msecs_to_jiffies(5000))) {
-		dev_err(&peripheral->dev, "initialization_complete timed out\n");
-		return -ETIMEDOUT;
-	}
-
-	peripheral->unattach_request = 0;
+	ret = sdw_slave_wait_for_init(peripheral, 5000);
+	if (ret)
+		return ret;
 
 	/*
 	 * After a bus reset there must be a reconfiguration reset to
-- 
2.47.3