Save at least one screen layout during vga save to avoid odd things
happening during restore.
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
vmw_priv->num_displays = vmw_read(vmw_priv,
SVGA_REG_NUM_GUEST_DISPLAYS);
vmw_priv->num_displays = vmw_read(vmw_priv,
SVGA_REG_NUM_GUEST_DISPLAYS);
+ if (vmw_priv->num_displays == 0)
+ vmw_priv->num_displays = 1;
+
for (i = 0; i < vmw_priv->num_displays; ++i) {
save = &vmw_priv->vga_save[i];
vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i);
for (i = 0; i < vmw_priv->num_displays; ++i) {
save = &vmw_priv->vga_save[i];
vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i);