diff mbox series

drm/msm: Remove redundant null check

Message ID 1603087462-37505-1-git-send-email-tiantao6@hisilicon.com
State Accepted
Commit dd29bd41d4c6e1fc837a28f9a68bf344500dcced
Headers show
Series drm/msm: Remove redundant null check | expand

Commit Message

Tian Tao Oct. 19, 2020, 6:04 a.m. UTC
clk_prepare_enable() and clk_disable_unprepare() will check
NULL clock parameter, so It is not necessary to add additional checks.

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
---
 drivers/gpu/drm/msm/msm_gpu.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

Comments

Jordan Crouse Oct. 19, 2020, 2:49 p.m. UTC | #1
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@codeaurora.org>


> Signed-off-by: Tian Tao <tiantao6@hisilicon.com>

> ---

>  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

> 

> _______________________________________________

> Freedreno mailing list

> Freedreno@lists.freedesktop.org

> https://lists.freedesktop.org/mailman/listinfo/freedreno


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patchwork-bot+linux-arm-msm@kernel.org Dec. 29, 2020, 8:15 p.m. UTC | #2
Hello:

This patch was applied to qcom/linux.git (refs/heads/for-next):

On Mon, 19 Oct 2020 14:04:22 +0800 you wrote:
> clk_prepare_enable() and clk_disable_unprepare() will check

> NULL clock parameter, so It is not necessary to add additional checks.

> 

> Signed-off-by: Tian Tao <tiantao6@hisilicon.com>

> ---

>  drivers/gpu/drm/msm/msm_gpu.c | 7 ++-----

>  1 file changed, 2 insertions(+), 5 deletions(-)


Here is the summary with links:
  - drm/msm: Remove redundant null check
    https://git.kernel.org/qcom/c/dd29bd41d4c6

You are awesome, thank you!
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diff mbox series

Patch

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;
 }