* [PATCH] platform/chrome: lightbar: Get drvdata from parent in suspend/resume
@ 2019-06-27 21:47 Rajat Jain
2019-06-27 22:15 ` Gwendal Grignou
2019-06-28 10:50 ` Enric Balletbo i Serra
0 siblings, 2 replies; 3+ messages in thread
From: Rajat Jain @ 2019-06-27 21:47 UTC (permalink / raw)
To: Benson Leung, Enric Balletbo i Serra, Guenter Roeck,
linux-kernel, rajatxjain, evgreen, gwendal
Cc: Rajat Jain
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@google.com>
---
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
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] platform/chrome: lightbar: Get drvdata from parent in suspend/resume
2019-06-27 21:47 [PATCH] platform/chrome: lightbar: Get drvdata from parent in suspend/resume Rajat Jain
@ 2019-06-27 22:15 ` Gwendal Grignou
2019-06-28 10:50 ` Enric Balletbo i Serra
1 sibling, 0 replies; 3+ messages in thread
From: Gwendal Grignou @ 2019-06-27 22:15 UTC (permalink / raw)
To: Rajat Jain
Cc: Benson Leung, Enric Balletbo i Serra, Guenter Roeck,
Linux Kernel, rajatxjain, Evan Green
Reviewed-by: Gwendal Grignou <gwendal@chromium.org>
On Thu, Jun 27, 2019 at 2:47 PM Rajat Jain <rajatja@google.com> wrote:
>
> 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@google.com>
> ---
> 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
>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] platform/chrome: lightbar: Get drvdata from parent in suspend/resume
2019-06-27 21:47 [PATCH] platform/chrome: lightbar: Get drvdata from parent in suspend/resume Rajat Jain
2019-06-27 22:15 ` Gwendal Grignou
@ 2019-06-28 10:50 ` Enric Balletbo i Serra
1 sibling, 0 replies; 3+ messages in thread
From: Enric Balletbo i Serra @ 2019-06-28 10:50 UTC (permalink / raw)
To: Rajat Jain, Benson Leung, Guenter Roeck, linux-kernel,
rajatxjain, evgreen, gwendal
On 27/6/19 23:47, Rajat Jain wrote:
> 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@google.com>
Queued for 5.3
Thanks,
~ Enric
> ---
> 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;
>
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2019-06-28 10:50 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-06-27 21:47 [PATCH] platform/chrome: lightbar: Get drvdata from parent in suspend/resume Rajat Jain
2019-06-27 22:15 ` Gwendal Grignou
2019-06-28 10:50 ` Enric Balletbo i Serra
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®