drm/radeon: drop old and broken mesa warning

This never really got fixed in mesa, and the kernel deals with the problem
just fine, so don't got reporting things that confuse people.
Signed-off-by: Dave Airlie <airlied@redhat.com>

drivers/gpu/drm/radeon/r600_cs.c

@@ -328,7 +328,6 @@ static int r600_cs_track_check(struct radeon_cs_parser *p)
 				dev_warn(p->dev, "z/stencil buffer size not set\n");
 				return -EINVAL;
 			}
-			printk_once(KERN_WARNING "You have old & broken userspace please consider updating mesa\n");
 			tmp = radeon_bo_size(track->db_bo) - track->db_offset;
 			tmp = (tmp / bpe) >> 6;
 			if (!tmp) {
@@ -883,8 +882,6 @@ static inline int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx
 				return -EINVAL;
 			}
 			ib[idx] = track->cb_color_base_last[tmp];
-			printk_once(KERN_WARNING "You have old & broken userspace "
-					"please consider updating mesa & xf86-video-ati\n");
 			track->cb_color_frag_bo[tmp] = track->cb_color_bo[tmp];
 		} else {
 			r = r600_cs_packet_next_reloc(p, &reloc);
@@ -911,8 +908,6 @@ static inline int r600_cs_check_reg(struct radeon_cs_parser *p, u32 reg, u32 idx
 				return -EINVAL;
 			}
 			ib[idx] = track->cb_color_base_last[tmp];
-			printk_once(KERN_WARNING "You have old & broken userspace "
-					"please consider updating mesa & xf86-video-ati\n");
 			track->cb_color_tile_bo[tmp] = track->cb_color_bo[tmp];
 		} else {
 			r = r600_cs_packet_next_reloc(p, &reloc);