diff options
| author |   Xu Wang <vulab@iscas.ac.cn> | 2020-12-31 09:41:55 +0000 |
|---|---|---|
| committer |   Rob Clark <robdclark@chromium.org> | 2021-10-15 13:26:33 -0700 |
| commit | d2a7107d3a8ef4d7e62c85db50bebf032fe5a3b6 (patch) | |
| tree | cc112b4ee05e19f0dd5ed16bc5e0be90c1a32439 | |
| parent | drm/msm: fix warning "using plain integer as NULL pointer" (diff) | |
| download | linux-dev-d2a7107d3a8ef4d7e62c85db50bebf032fe5a3b6.tar.xz linux-dev-d2a7107d3a8ef4d7e62c85db50bebf032fe5a3b6.zip | |
drm/msm/mdp4: Remove redundant null check before clk_prepare_enable/clk_disable_unprepare
Because clk_prepare_enable() and clk_disable_unprepare() already checked
NULL clock parameter, so the additional checks are unnecessary, just
remove them.
Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20201231094155.25481-1-vulab@iscas.ac.cn
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
| -rw-r--r-- | drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c index cdcaf470f148..5a33bb148e9e 100644 --- a/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c +++ b/drivers/gpu/drm/msm/disp/mdp4/mdp4_kms.c @@ -173,12 +173,9 @@ int mdp4_disable(struct mdp4_kms *mdp4_kms) DBG(""); clk_disable_unprepare(mdp4_kms->clk); - if (mdp4_kms->pclk) - clk_disable_unprepare(mdp4_kms->pclk); - if (mdp4_kms->lut_clk) - clk_disable_unprepare(mdp4_kms->lut_clk); - if (mdp4_kms->axi_clk) - clk_disable_unprepare(mdp4_kms->axi_clk); + clk_disable_unprepare(mdp4_kms->pclk); + clk_disable_unprepare(mdp4_kms->lut_clk); + clk_disable_unprepare(mdp4_kms->axi_clk); return 0; } @@ -188,12 +185,9 @@ int mdp4_enable(struct mdp4_kms *mdp4_kms) DBG(""); clk_prepare_enable(mdp4_kms->clk); - if (mdp4_kms->pclk) - clk_prepare_enable(mdp4_kms->pclk); - if (mdp4_kms->lut_clk) - clk_prepare_enable(mdp4_kms->lut_clk); - if (mdp4_kms->axi_clk) - clk_prepare_enable(mdp4_kms->axi_clk); + clk_prepare_enable(mdp4_kms->pclk); + clk_prepare_enable(mdp4_kms->lut_clk); + clk_prepare_enable(mdp4_kms->axi_clk); return 0; } |