On Mon, Oct 19, 2020 at 02:04:22PM +0800, Tian Tao wrote:
> clk_prepare_enable() and clk_disable_unprepare() will check
> NULL clock parameter, so It is not necessary to add additional checks.
Reviewed-by: Jordan Crouse <jcrouse@xxxxxxxxxxxxxx>
> Signed-off-by: Tian Tao <tiantao6@xxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/msm/msm_gpu.c | 7 ++-----
> 1 file changed, 2 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/msm_gpu.c b/drivers/gpu/drm/msm/msm_gpu.c
> index 57ddc94..25bc654 100644
> --- a/drivers/gpu/drm/msm/msm_gpu.c
> +++ b/drivers/gpu/drm/msm/msm_gpu.c
> @@ -175,15 +175,12 @@ static int disable_clk(struct msm_gpu *gpu)
>
> static int enable_axi(struct msm_gpu *gpu)
> {
> - if (gpu->ebi1_clk)
> - clk_prepare_enable(gpu->ebi1_clk);
> - return 0;
> + return clk_prepare_enable(gpu->ebi1_clk);
> }
>
> static int disable_axi(struct msm_gpu *gpu)
> {
> - if (gpu->ebi1_clk)
> - clk_disable_unprepare(gpu->ebi1_clk);
> + clk_disable_unprepare(gpu->ebi1_clk);
> return 0;
> }
>
> --
> 2.7.4
>
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