[PATCH 7/8] vmwgfx: Resend the cursor after legacy modeset

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From: Jakob Bornecrantz <jakob@xxxxxxxxxx>

Signed-off-by: Jakob Bornecrantz <jakob@xxxxxxxxxx>
Reviewed-by: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
---
 drivers/gpu/drm/vmwgfx/vmwgfx_kms.h |    5 +++++
 drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c |   22 +++++++++++++++++++++-
 2 files changed, 26 insertions(+), 1 deletions(-)

diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
index af8e6e5..e1cb855 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
@@ -62,9 +62,14 @@ struct vmw_framebuffer {
 int vmw_cursor_update_image(struct vmw_private *dev_priv,
 			    u32 *image, u32 width, u32 height,
 			    u32 hotspotX, u32 hotspotY);
+int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv,
+			     struct vmw_dma_buffer *dmabuf,
+			     u32 width, u32 height,
+			     u32 hotspotX, u32 hotspotY);
 void vmw_cursor_update_position(struct vmw_private *dev_priv,
 				bool show, int x, int y);
 
+
 /**
  * Base class display unit.
  *
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
index 90c5e39..8f8dbd4 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
@@ -74,9 +74,10 @@ static int vmw_ldu_commit_list(struct vmw_private *dev_priv)
 {
 	struct vmw_legacy_display *lds = dev_priv->ldu_priv;
 	struct vmw_legacy_display_unit *entry;
+	struct vmw_display_unit *du = NULL;
 	struct drm_framebuffer *fb = NULL;
 	struct drm_crtc *crtc = NULL;
-	int i = 0;
+	int i = 0, ret;
 
 	/* If there is no display topology the host just assumes
 	 * that the guest will set the same layout as the host.
@@ -129,6 +130,25 @@ static int vmw_ldu_commit_list(struct vmw_private *dev_priv)
 
 	lds->last_num_active = lds->num_active;
 
+
+	/* Find the first du with a cursor. */
+	list_for_each_entry(entry, &lds->active, active) {
+		du = &entry->base;
+
+		if (!du->cursor_dmabuf)
+			continue;
+
+		ret = vmw_cursor_update_dmabuf(dev_priv,
+					       du->cursor_dmabuf,
+					       64, 64,
+					       du->hotspot_x,
+					       du->hotspot_y);
+		if (ret == 0)
+			break;
+
+		DRM_ERROR("Could not update cursor image\n");
+	}
+
 	return 0;
 }
 
-- 
1.7.4.4

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