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path: root/drivers/char/hw_random/cctrng.c
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Diffstat (limited to 'drivers/char/hw_random/cctrng.c')
-rw-r--r--drivers/char/hw_random/cctrng.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/char/hw_random/cctrng.c b/drivers/char/hw_random/cctrng.c
index 1abbff04a015..a5be9258037f 100644
--- a/drivers/char/hw_random/cctrng.c
+++ b/drivers/char/hw_random/cctrng.c
@@ -98,7 +98,6 @@ static void cc_trng_pm_put_suspend(struct device *dev)
{
int rc = 0;
- pm_runtime_mark_last_busy(dev);
rc = pm_runtime_put_autosuspend(dev);
if (rc)
dev_err(dev, "pm_runtime_put_autosuspend returned %x\n", rc);
@@ -560,7 +559,7 @@ post_pm_err:
return rc;
}
-static int cctrng_remove(struct platform_device *pdev)
+static void cctrng_remove(struct platform_device *pdev)
{
struct cctrng_drvdata *drvdata = platform_get_drvdata(pdev);
struct device *dev = &pdev->dev;
@@ -570,8 +569,6 @@ static int cctrng_remove(struct platform_device *pdev)
cc_trng_pm_fini(drvdata);
dev_info(dev, "ARM cctrng device terminated\n");
-
- return 0;
}
static int __maybe_unused cctrng_suspend(struct device *dev)
@@ -624,6 +621,7 @@ static int __maybe_unused cctrng_resume(struct device *dev)
/* wait for Cryptocell reset completion */
if (!cctrng_wait_for_reset_completion(drvdata)) {
dev_err(dev, "Cryptocell reset not completed");
+ clk_disable_unprepare(drvdata->clk);
return -EBUSY;
}