On Wed, 5 May 2021 11:41:54 +0200
Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx> wrote:
> 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@xxxxxxxxxxx>
> Fixes: 1bcbf6f4b6b0 ("[media] cec: s5p-cec: Add s5p-cec driver")
> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>
> ---
> drivers/media/cec/platform/s5p/s5p_cec.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/media/cec/platform/s5p/s5p_cec.c b/drivers/media/cec/platform/s5p/s5p_cec.c
> index 2a3e7ffefe0a..3c7c4c3c798c 100644
> --- a/drivers/media/cec/platform/s5p/s5p_cec.c
> +++ b/drivers/media/cec/platform/s5p/s5p_cec.c
> @@ -51,7 +51,7 @@ 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;
