From: Mauro Carvalho Chehab mchehab+huawei@kernel.org
[ Upstream commit 747bad54a677d8633ec14b39dfbeb859c821d7f2 ]
There's a bug at s5p_cec_adap_enable(): if called to disable the device, it should call pm_runtime_put() instead of pm_runtime_disable(), as the goal here is to decrement the usage_count and not to disable PM runtime.
Reported-by: Sylwester Nawrocki s.nawrocki@samsung.com Reviewed-by: Jonathan Cameron Jonathan.Cameron@huawei.com Fixes: 1bcbf6f4b6b0 ("[media] cec: s5p-cec: Add s5p-cec driver") Signed-off-by: Mauro Carvalho Chehab mchehab+huawei@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/staging/media/s5p-cec/s5p_cec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/media/s5p-cec/s5p_cec.c b/drivers/staging/media/s5p-cec/s5p_cec.c index 58d756231136..bebd44d9bd51 100644 --- a/drivers/staging/media/s5p-cec/s5p_cec.c +++ b/drivers/staging/media/s5p-cec/s5p_cec.c @@ -54,7 +54,7 @@ static int s5p_cec_adap_enable(struct cec_adapter *adap, bool enable) } else { s5p_cec_mask_tx_interrupts(cec); s5p_cec_mask_rx_interrupts(cec); - pm_runtime_disable(cec->dev); + pm_runtime_put(cec->dev); }
return 0;