drm/radeon/kms: allow R500 regs VAP_ALT_NUM_VERTICES and VAP_INDEX_OFFSET

[net-next-2.6.git] / drivers / gpu / drm / radeon / r100.c

diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index e40dbdc4ebb3beff0974b0f57de04f11634370bf..c06207e4085c8a05514a38c5f9782d3d8cdd8308 100644 (file)
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -3011,7 +3011,11 @@ int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track)
                }
        }
        prim_walk = (track->vap_vf_cntl >> 4) & 0x3;
-       nverts = (track->vap_vf_cntl >> 16) & 0xFFFF;
+       if (track->vap_vf_cntl & (1 << 14)) {
+               nverts = track->vap_alt_nverts;
+       } else {
+               nverts = (track->vap_vf_cntl >> 16) & 0xFFFF;
+       }
        switch (prim_walk) {
        case 1:
                for (i = 0; i < track->num_arrays; i++) {