drm/radeon/kms: add r100/r200 OQ support.

This adds the relocation necessary for OQ support on the r100/r200
chipsets.

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

drivers/gpu/drm/radeon/r100.c

@@ -1091,6 +1091,16 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
 			tmp |= tile_flags;
 			ib[idx] = tmp;
 			break;
+		case RADEON_RB3D_ZPASS_ADDR:
+			r = r100_cs_packet_next_reloc(p, &reloc);
+			if (r) {
+				DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+					  idx, reg);
+				r100_cs_dump_packet(p, pkt);
+				return r;
+			}
+			ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
+			break;
 		default:
 			/* FIXME: we don't want to allow anyothers packet */
 			break;

drivers/gpu/drm/radeon/radeon_reg.h

@@ -2337,6 +2337,9 @@
 #       define RADEON_RE_WIDTH_SHIFT        0
 #       define RADEON_RE_HEIGHT_SHIFT       16
 
+#define RADEON_RB3D_ZPASS_DATA 0x3290
+#define RADEON_RB3D_ZPASS_ADDR 0x3294
+
 #define RADEON_SE_CNTL                      0x1c4c
 #       define RADEON_FFACE_CULL_CW          (0 <<  0)
 #       define RADEON_FFACE_CULL_CCW         (1 <<  0)