[PATCH] platform/chrome: lightbar: Get drvdata from parent in suspend/resume

From: Rajat Jain
Date: Thu Jun 27 2019 - 17:47:57 EST


The lightbar driver never assigned the drvdata in probe method, and
thus there is nothing there. Need to get the ec_dev from the parent's
drvdata.

Signed-off-by: Rajat Jain <rajatja@xxxxxxxxxx>
---
drivers/platform/chrome/cros_ec_lightbar.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/platform/chrome/cros_ec_lightbar.c b/drivers/platform/chrome/cros_ec_lightbar.c
index d30a6650b0b5..26117a8991b3 100644
--- a/drivers/platform/chrome/cros_ec_lightbar.c
+++ b/drivers/platform/chrome/cros_ec_lightbar.c
@@ -600,7 +600,7 @@ static int cros_ec_lightbar_remove(struct platform_device *pd)

static int __maybe_unused cros_ec_lightbar_resume(struct device *dev)
{
- struct cros_ec_dev *ec_dev = dev_get_drvdata(dev);
+ struct cros_ec_dev *ec_dev = dev_get_drvdata(dev->parent);

if (userspace_control)
return 0;
@@ -610,7 +610,7 @@ static int __maybe_unused cros_ec_lightbar_resume(struct device *dev)

static int __maybe_unused cros_ec_lightbar_suspend(struct device *dev)
{
- struct cros_ec_dev *ec_dev = dev_get_drvdata(dev);
+ struct cros_ec_dev *ec_dev = dev_get_drvdata(dev->parent);

if (userspace_control)
return 0;
--
2.22.0.410.gd8fdbe21b5-goog