drm/i915/skl: Skylake has 2 "sprite" planes per pipe

On Skylake, we use plane1 as primary plane and plane2/3 as sprite
planes.

v2: Rebase on top of the for_each_pipe() change adding dev_priv as first
    argument.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Damien Lespiau <damien.lespiau@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 1403b01..f64050d 100644 (file)
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -1534,7 +1534,7 @@ static void intel_device_info_runtime_init(struct drm_device *dev)
 
        info = (struct intel_device_info *)&dev_priv->info;
 
-       if (IS_VALLEYVIEW(dev))
+       if (IS_VALLEYVIEW(dev) || INTEL_INFO(dev)->gen == 9)
                for_each_pipe(dev_priv, pipe)
                        info->num_sprites[pipe] = 2;
        else