drm: add initial r500 drm support

This adds CP support for the r500 series of chips, and allows
accel 2D support on these chips with a new radeon driver.

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/char/drm/radeon_state.c b/drivers/char/drm/radeon_state.c
index 1dffdc3e7ef0..6f75512f591e 100644
--- a/drivers/char/drm/radeon_state.c
+++ b/drivers/char/drm/radeon_state.c
@@ -3034,6 +3034,9 @@ static int radeon_cp_getparam(struct drm_device *dev, void *data, struct drm_fil
         case RADEON_PARAM_VBLANK_CRTC:
                 value = radeon_vblank_crtc_get(dev);
                 break;
+        case RADEON_PARAM_FB_LOCATION:
+                value = radeon_read_fb_location(dev_priv);
+                break;
         default:
                 DRM_DEBUG("Invalid parameter %d\n", param->param);
                 return -EINVAL;