On Thu 29 Aug 09:50 PDT 2019, Denis Efremov wrote:
> "unlikely(WARN_ON(x))" is excessive. WARN_ON() already uses unlikely()
> internally.
>
> Signed-off-by: Denis Efremov <efremov@xxxxxxxxx>
> Cc: Rob Clark <robdclark@xxxxxxxxx>
> Cc: Sean Paul <sean@xxxxxxxxxx>
> Cc: Joe Perches <joe@xxxxxxxxxxx>
> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
> Cc: linux-arm-msm@xxxxxxxxxxxxxxx
> Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx
Reviewed-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx>
> ---
> drivers/gpu/drm/msm/disp/mdp5/mdp5_ctl.c | 4 ++--
> drivers/gpu/drm/msm/disp/mdp_format.c | 2 +-
> 2 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_ctl.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_ctl.c
> index 4804cf40de14..030279d7b64b 100644
> --- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_ctl.c
> +++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_ctl.c
> @@ -253,7 +253,7 @@ int mdp5_ctl_set_cursor(struct mdp5_ctl *ctl, struct mdp5_pipeline *pipeline,
> u32 blend_cfg;
> struct mdp5_hw_mixer *mixer = pipeline->mixer;
>
> - if (unlikely(WARN_ON(!mixer))) {
> + if (WARN_ON(!mixer)) {
> DRM_DEV_ERROR(ctl_mgr->dev->dev, "CTL %d cannot find LM",
> ctl->id);
> return -EINVAL;
> @@ -695,7 +695,7 @@ struct mdp5_ctl_manager *mdp5_ctlm_init(struct drm_device *dev,
> goto fail;
> }
>
> - if (unlikely(WARN_ON(ctl_cfg->count > MAX_CTL))) {
> + if (WARN_ON(ctl_cfg->count > MAX_CTL)) {
> DRM_DEV_ERROR(dev->dev, "Increase static pool size to at least %d\n",
> ctl_cfg->count);
> ret = -ENOSPC;
> diff --git a/drivers/gpu/drm/msm/disp/mdp_format.c b/drivers/gpu/drm/msm/disp/mdp_format.c
> index 8afb0f9c04bb..5495d8b3f5b9 100644
> --- a/drivers/gpu/drm/msm/disp/mdp_format.c
> +++ b/drivers/gpu/drm/msm/disp/mdp_format.c
> @@ -174,7 +174,7 @@ const struct msm_format *mdp_get_format(struct msm_kms *kms, uint32_t format,
>
> struct csc_cfg *mdp_get_default_csc_cfg(enum csc_type type)
> {
> - if (unlikely(WARN_ON(type >= CSC_MAX)))
> + if (WARN_ON(type >= CSC_MAX))
> return NULL;
>
> return &csc_convert[type];
> --
> 2.21.0
>
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