diff options
| author | Fabien Dessenne <fabien.dessenne@st.com> | 2016-09-06 09:42:13 +0200 |
|---|---|---|
| committer | Vincent Abriou <vincent.abriou@st.com> | 2016-09-20 11:32:06 +0200 |
| commit | ae2178503d4237047db4afb5888aa7c8e8b820fb (patch) | |
| tree | ccfab4cbd243f96d4ba28642bcbe8e28b11c0866 /drivers/gpu/drm/sti/sti_compositor.c | |
| parent | 5552aad35d439ad96ae55f0e3db25b6268170259 (diff) | |
drm/sti: use different notifier_block for each pipe
Each pipe shall have its own notifier block to manage the vblank event.
This fixes issues where a client registered on given pipe is later
abusively notified of events on the other pipe.
Signed-off-by: Fabien Dessenne <fabien.dessenne@st.com>
Acked-by: Vincent Abriou <vincent.abriou@st.com>
Diffstat (limited to 'drivers/gpu/drm/sti/sti_compositor.c')
| -rw-r--r-- | drivers/gpu/drm/sti/sti_compositor.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/sti/sti_compositor.c b/drivers/gpu/drm/sti/sti_compositor.c index a8441ae2623a..f5cc5a0d89a3 100644 --- a/drivers/gpu/drm/sti/sti_compositor.c +++ b/drivers/gpu/drm/sti/sti_compositor.c @@ -201,6 +201,7 @@ static int sti_compositor_probe(struct platform_device *pdev) struct device_node *vtg_np; struct sti_compositor *compo; struct resource *res; + unsigned int i; compo = devm_kzalloc(dev, sizeof(*compo), GFP_KERNEL); if (!compo) { @@ -208,7 +209,8 @@ static int sti_compositor_probe(struct platform_device *pdev) return -ENOMEM; } compo->dev = dev; - compo->vtg_vblank_nb.notifier_call = sti_crtc_vblank_cb; + for (i = 0; i < STI_MAX_MIXER; i++) + compo->vtg_vblank_nb[i].notifier_call = sti_crtc_vblank_cb; /* populate data structure depending on compatibility */ BUG_ON(!of_match_node(compositor_of_match, np)->data); |