[-fixes,5/9] drm/vmwgfx: Make sure to update STDU when FB is updated
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Message ID 1496841865-2349-5-git-send-email-thellstrom@vmware.com
State New
Headers show

Commit Message

Thomas Hellstrom June 7, 2017, 1:24 p.m. UTC
From: Sinclair Yeh <syeh@vmware.com>

When a new FB is bound, we have to send an update command otherwise
the new FB may not be shown

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c | 5 +++++
 1 file changed, 5 insertions(+)

Patch
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diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
index bad31bd..60ace30 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
@@ -1355,6 +1355,11 @@  vmw_stdu_primary_plane_atomic_update(struct drm_plane *plane,
 		DRM_ERROR("Failed to bind surface to STDU.\n");
 	else
 		crtc->primary->fb = plane->state->fb;
+
+	ret = vmw_stdu_update_st(dev_priv, stdu);
+
+	if (ret)
+		DRM_ERROR("Failed to update STDU.\n");
 }