* [PATCH] i2c: qup: use pm runtime func to manage clk
@ 2020-08-03 8:08 Jun Nie
0 siblings, 0 replies; only message in thread
From: Jun Nie @ 2020-08-03 8:08 UTC (permalink / raw)
To: shawn.guo, agross, bjorn.andersson, linux-arm-msm; +Cc: Jun Nie
Use pm runtime callback to manage clock. Otherwise, clock is
enabled in resume without notifying pm rumetime core and result
no gating in next suspend.
Signed-off-by: Jun Nie <jun.nie@linaro.org>
---
drivers/i2c/busses/i2c-qup.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/i2c/busses/i2c-qup.c b/drivers/i2c/busses/i2c-qup.c
index fbc04b60cfd1..b447fcbaa3f0 100644
--- a/drivers/i2c/busses/i2c-qup.c
+++ b/drivers/i2c/busses/i2c-qup.c
@@ -1943,15 +1943,13 @@ static int qup_i2c_pm_resume_runtime(struct device *device)
#ifdef CONFIG_PM_SLEEP
static int qup_i2c_suspend(struct device *device)
{
- if (!pm_runtime_suspended(device))
- return qup_i2c_pm_suspend_runtime(device);
+ pm_runtime_force_suspend(device);
return 0;
}
static int qup_i2c_resume(struct device *device)
{
- qup_i2c_pm_resume_runtime(device);
- pm_runtime_mark_last_busy(device);
+ pm_runtime_force_resume(device);
pm_request_autosuspend(device);
return 0;
}
--
2.17.1
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