[PATCH v3 02/11] drm/msm: remove unlikely() from WARN_ON() conditions

From: Denis Efremov
Date: Thu Aug 29 2019 - 12:51:05 EST


"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
---
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