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>

diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 00525ff590459ba8b80c3ed2ab95e72802bcead4..9b8b0588c83618979fc894c25dce95ab8aff693f 100644 (file)
--- 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;