[Freedreno] [PATCH 2/4] clk: qcom: gdsc: Don't override existing gdsc pd functions

[Rajendra Nayak]

On 11/20/2018 5:17 AM, Jordan Crouse wrote:
> In very extreme cases an individual gdsc may wish to override the
> power domain enable or disable callback functions for their own
> purposes. Only set the generic gdsc callback if the function pointers
> are not already set.
> 
> Signed-off-by: Jordan Crouse <jcrouse at codeaurora.org>

Looks good to me,
Acked-by: Rajendra Nayak <rnayak at codeaurora.org>

> ---
>   drivers/clk/qcom/gdsc.c | 6 ++++--
>   1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/clk/qcom/gdsc.c b/drivers/clk/qcom/gdsc.c
> index b6adca1f3918..7b55368b9a9c 100644
> --- a/drivers/clk/qcom/gdsc.c
> +++ b/drivers/clk/qcom/gdsc.c
> @@ -394,8 +394,10 @@ static int gdsc_init(struct gdsc *sc)
>   	else
>   		gdsc_clear_mem_on(sc);
>   
> -	sc->pd.power_off = gdsc_disable;
> -	sc->pd.power_on = gdsc_enable;
> +	if (!sc->pd.power_off)
> +		sc->pd.power_off = gdsc_disable;
> +	if (!sc->pd.power_on)
> +		sc->pd.power_on = gdsc_enable;
>   	pm_genpd_init(&sc->pd, NULL, !on);
>   
>   	return 0;
>