diff options
| author |   Xu Wang <vulab@iscas.ac.cn> | 2020-12-31 09:56:16 +0000 |
|---|---|---|
| committer |   Rob Clark <robdclark@chromium.org> | 2021-10-15 13:26:33 -0700 |
| commit | 993247ffdd3ed5ac3319a5edcd251bef1d65083e (patch) | |
| tree | 9620ebcbdbe0fc4fa0b6228c5d450285cfa3c9e8 /drivers/gpu/drm/msm | |
| parent | drm/msm/mdp4: Remove redundant null check before clk_prepare_enable/clk_disable_unprepare (diff) | |
| download | linux-dev-993247ffdd3ed5ac3319a5edcd251bef1d65083e.tar.xz linux-dev-993247ffdd3ed5ac3319a5edcd251bef1d65083e.zip | |
drm/msm: dsi: 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/20201231095616.25973-1-vulab@iscas.ac.cn
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Rob Clark <robdclark@chromium.org>
Diffstat (limited to 'drivers/gpu/drm/msm')
| -rw-r--r-- | drivers/gpu/drm/msm/dsi/dsi_host.c | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/drivers/gpu/drm/msm/dsi/dsi_host.c b/drivers/gpu/drm/msm/dsi/dsi_host.c index c86b5090fae6..7878030e4396 100644 --- a/drivers/gpu/drm/msm/dsi/dsi_host.c +++ b/drivers/gpu/drm/msm/dsi/dsi_host.c @@ -558,13 +558,11 @@ int dsi_link_clk_enable_6g(struct msm_dsi_host *msm_host) goto pixel_clk_err; } - if (msm_host->byte_intf_clk) { - ret = clk_prepare_enable(msm_host->byte_intf_clk); - if (ret) { - pr_err("%s: Failed to enable byte intf clk\n", - __func__); - goto byte_intf_clk_err; - } + ret = clk_prepare_enable(msm_host->byte_intf_clk); + if (ret) { + pr_err("%s: Failed to enable byte intf clk\n", + __func__); + goto byte_intf_clk_err; } return 0; @@ -660,8 +658,7 @@ void dsi_link_clk_disable_6g(struct msm_dsi_host *msm_host) dev_pm_opp_set_rate(&msm_host->pdev->dev, 0); clk_disable_unprepare(msm_host->esc_clk); clk_disable_unprepare(msm_host->pixel_clk); - if (msm_host->byte_intf_clk) - clk_disable_unprepare(msm_host->byte_intf_clk); + clk_disable_unprepare(msm_host->byte_intf_clk); clk_disable_unprepare(msm_host->byte_clk); } |