drm/i915: Print the pipe control page GTT address

We already print the HWS addresses during init, so do the same for the
pipe control page. Reduces guesswork when looking at hex addresses
later.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 00525ff59045..9b8b0588c836 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -467,6 +467,9 @@ init_pipe_control(struct intel_ring_buffer *ring)
         if (pc->cpu_page == NULL)
                 goto err_unpin;
 
+        DRM_DEBUG_DRIVER("%s pipe control offset: 0x%08x\n",
+                         ring->name, pc->gtt_offset);
+
         pc->obj = obj;
         ring->private = pc;
         return 0;