linux-kernel - [PATCH] soundwire: master: enable pm runtime

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Message-Id: <20200723134902.26290-1-yung-chuan.liao@linux.intel.com>
Date:   Thu, 23 Jul 2020 21:49:02 +0800
From:   Bard Liao <yung-chuan.liao@...ux.intel.com>
To:     alsa-devel@...a-project.org, vkoul@...nel.org
Cc:     vinod.koul@...aro.org, linux-kernel@...r.kernel.org, tiwai@...e.de,
        broonie@...nel.org, gregkh@...uxfoundation.org, jank@...ence.com,
        srinivas.kandagatla@...aro.org, rander.wang@...ux.intel.com,
        ranjani.sridharan@...ux.intel.com, hui.wang@...onical.com,
        pierre-louis.bossart@...ux.intel.com, sanyog.r.kale@...el.com,
        mengdong.lin@...el.com, bard.liao@...el.com
Subject: [PATCH] soundwire: master: enable pm runtime

We should enable pm runtime.

Signed-off-by: Bard Liao <yung-chuan.liao@...ux.intel.com>
---
 drivers/soundwire/master.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/soundwire/master.c b/drivers/soundwire/master.c
index 5f0b2189defe..3488bb824e84 100644
--- a/drivers/soundwire/master.c
+++ b/drivers/soundwire/master.c
@@ -154,6 +154,7 @@ int sdw_master_device_add(struct sdw_bus *bus, struct device *parent,
 	bus->dev = &md->dev;
 	bus->md = md;
 
+	pm_runtime_enable(&bus->md->dev);
 device_register_err:
 	return ret;
 }
@@ -166,6 +167,7 @@ int sdw_master_device_add(struct sdw_bus *bus, struct device *parent,
  */
 int sdw_master_device_del(struct sdw_bus *bus)
 {
+	pm_runtime_disable(&bus->md->dev);
 	device_unregister(bus->dev);
 
 	return 0;
-- 
2.17.1