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path: root/drivers/gpu/drm/msm/disp/mdp5/mdp5_pipe.c
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Diffstat (limited to 'drivers/gpu/drm/msm/disp/mdp5/mdp5_pipe.c')
-rw-r--r--drivers/gpu/drm/msm/disp/mdp5/mdp5_pipe.c26
1 files changed, 15 insertions, 11 deletions
diff --git a/drivers/gpu/drm/msm/disp/mdp5/mdp5_pipe.c b/drivers/gpu/drm/msm/disp/mdp5/mdp5_pipe.c
index ba6695963aa6..99b2c30b1d48 100644
--- a/drivers/gpu/drm/msm/disp/mdp5/mdp5_pipe.c
+++ b/drivers/gpu/drm/msm/disp/mdp5/mdp5_pipe.c
@@ -119,18 +119,24 @@ int mdp5_pipe_assign(struct drm_atomic_state *s, struct drm_plane *plane,
return 0;
}
-void mdp5_pipe_release(struct drm_atomic_state *s, struct mdp5_hw_pipe *hwpipe)
+int mdp5_pipe_release(struct drm_atomic_state *s, struct mdp5_hw_pipe *hwpipe)
{
struct msm_drm_private *priv = s->dev->dev_private;
struct mdp5_kms *mdp5_kms = to_mdp5_kms(to_mdp_kms(priv->kms));
- struct mdp5_global_state *state = mdp5_get_global_state(s);
- struct mdp5_hw_pipe_state *new_state = &state->hwpipe;
+ struct mdp5_global_state *state;
+ struct mdp5_hw_pipe_state *new_state;
if (!hwpipe)
- return;
+ return 0;
+
+ state = mdp5_get_global_state(s);
+ if (IS_ERR(state))
+ return PTR_ERR(state);
+
+ new_state = &state->hwpipe;
if (WARN_ON(!new_state->hwpipe_to_plane[hwpipe->idx]))
- return;
+ return -EINVAL;
DBG("%s: release from plane %s", hwpipe->name,
new_state->hwpipe_to_plane[hwpipe->idx]->name);
@@ -141,19 +147,17 @@ void mdp5_pipe_release(struct drm_atomic_state *s, struct mdp5_hw_pipe *hwpipe)
}
new_state->hwpipe_to_plane[hwpipe->idx] = NULL;
-}
-void mdp5_pipe_destroy(struct mdp5_hw_pipe *hwpipe)
-{
- kfree(hwpipe);
+ return 0;
}
-struct mdp5_hw_pipe *mdp5_pipe_init(enum mdp5_pipe pipe,
+struct mdp5_hw_pipe *mdp5_pipe_init(struct drm_device *dev,
+ enum mdp5_pipe pipe,
uint32_t reg_offset, uint32_t caps)
{
struct mdp5_hw_pipe *hwpipe;
- hwpipe = kzalloc(sizeof(*hwpipe), GFP_KERNEL);
+ hwpipe = devm_kzalloc(dev->dev, sizeof(*hwpipe), GFP_KERNEL);
if (!hwpipe)
return ERR_PTR(-ENOMEM);