From: Ville Syrjälä <ville.syrj...@linux.intel.com>

Rename drm_plane_check_pixel_format() to drm_plane_has_format()
and change the return type accordingly. Allows one to write
more natural code.

Also matches drm_any_plane_has_format() better.

Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
 drivers/gpu/drm/drm_atomic.c        |  7 ++-----
 drivers/gpu/drm/drm_crtc.c          |  6 ++----
 drivers/gpu/drm/drm_crtc_internal.h |  4 ++--
 drivers/gpu/drm/drm_plane.c         | 22 ++++++++++------------
 4 files changed, 16 insertions(+), 23 deletions(-)

diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index a91737adf8e7..e22560213b8e 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -608,7 +608,6 @@ static int drm_atomic_plane_check(const struct 
drm_plane_state *old_plane_state,
        unsigned int fb_width, fb_height;
        struct drm_mode_rect *clips;
        uint32_t num_clips;
-       int ret;
 
        /* either *both* CRTC and FB must be set, or neither */
        if (crtc && !fb) {
@@ -635,14 +634,12 @@ static int drm_atomic_plane_check(const struct 
drm_plane_state *old_plane_state,
        }
 
        /* Check whether this plane supports the fb pixel format. */
-       ret = drm_plane_check_pixel_format(plane, fb->format->format,
-                                          fb->modifier);
-       if (ret) {
+       if (!drm_plane_has_format(plane, fb->format->format, fb->modifier)) {
                drm_dbg_atomic(plane->dev,
                               "[PLANE:%d:%s] invalid pixel format %p4cc, 
modifier 0x%llx\n",
                               plane->base.id, plane->name,
                               &fb->format->format, fb->modifier);
-               return ret;
+               return -EINVAL;
        }
 
        /* Give drivers some help against integer overflows */
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 483969b84a30..3488ff067c69 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -789,12 +789,10 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
                 * case.
                 */
                if (!plane->format_default) {
-                       ret = drm_plane_check_pixel_format(plane,
-                                                          fb->format->format,
-                                                          fb->modifier);
-                       if (ret) {
+                       if (!drm_plane_has_format(plane, fb->format->format, 
fb->modifier)) {
                                drm_dbg_kms(dev, "Invalid pixel format %p4cc, 
modifier 0x%llx\n",
                                            &fb->format->format, fb->modifier);
+                               ret = -EINVAL;
                                goto out;
                        }
                }
diff --git a/drivers/gpu/drm/drm_crtc_internal.h 
b/drivers/gpu/drm/drm_crtc_internal.h
index 25aaae937ceb..898e0e8b51be 100644
--- a/drivers/gpu/drm/drm_crtc_internal.h
+++ b/drivers/gpu/drm/drm_crtc_internal.h
@@ -272,8 +272,8 @@ int drm_mode_atomic_ioctl(struct drm_device *dev,
 /* drm_plane.c */
 int drm_plane_register_all(struct drm_device *dev);
 void drm_plane_unregister_all(struct drm_device *dev);
-int drm_plane_check_pixel_format(struct drm_plane *plane,
-                                u32 format, u64 modifier);
+bool drm_plane_has_format(struct drm_plane *plane,
+                         u32 format, u64 modifier);
 struct drm_mode_rect *
 __drm_plane_get_damage_clips(const struct drm_plane_state *state);
 
diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c
index 57662a1fd345..268aa2299df5 100644
--- a/drivers/gpu/drm/drm_plane.c
+++ b/drivers/gpu/drm/drm_plane.c
@@ -877,8 +877,8 @@ int drm_mode_getplane(struct drm_device *dev, void *data,
        return 0;
 }
 
-int drm_plane_check_pixel_format(struct drm_plane *plane,
-                                u32 format, u64 modifier)
+bool drm_plane_has_format(struct drm_plane *plane,
+                         u32 format, u64 modifier)
 {
        unsigned int i;
 
@@ -887,24 +887,24 @@ int drm_plane_check_pixel_format(struct drm_plane *plane,
                        break;
        }
        if (i == plane->format_count)
-               return -EINVAL;
+               return false;
 
        if (plane->funcs->format_mod_supported) {
                if (!plane->funcs->format_mod_supported(plane, format, 
modifier))
-                       return -EINVAL;
+                       return false;
        } else {
                if (!plane->modifier_count)
-                       return 0;
+                       return true;
 
                for (i = 0; i < plane->modifier_count; i++) {
                        if (modifier == plane->modifiers[i])
                                break;
                }
                if (i == plane->modifier_count)
-                       return -EINVAL;
+                       return false;
        }
 
-       return 0;
+       return true;
 }
 
 static int __setplane_check(struct drm_plane *plane,
@@ -924,12 +924,10 @@ static int __setplane_check(struct drm_plane *plane,
        }
 
        /* Check whether this plane supports the fb pixel format. */
-       ret = drm_plane_check_pixel_format(plane, fb->format->format,
-                                          fb->modifier);
-       if (ret) {
+       if (!drm_plane_has_format(plane, fb->format->format, fb->modifier)) {
                DRM_DEBUG_KMS("Invalid pixel format %p4cc, modifier 0x%llx\n",
                              &fb->format->format, fb->modifier);
-               return ret;
+               return -EINVAL;
        }
 
        /* Give drivers some help against integer overflows */
@@ -964,7 +962,7 @@ bool drm_any_plane_has_format(struct drm_device *dev,
        struct drm_plane *plane;
 
        drm_for_each_plane(plane, dev) {
-               if (drm_plane_check_pixel_format(plane, format, modifier) == 0)
+               if (drm_plane_has_format(plane, format, modifier))
                        return true;
        }
 
-- 
2.43.2

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