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

[safe/jmp/linux-2.6] / drivers / gpu / drm / radeon / r300.c

diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index 0e9eb76..2a9b594 100644 (file)
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -729,6 +729,12 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                /* VAP_VF_MAX_VTX_INDX */
                track->max_indx = idx_value & 0x00FFFFFFUL;
                break;
+       case 0x2088:
+               /* VAP_ALT_NUM_VERTICES - only valid on r500 */
+               if (p->rdev->family < CHIP_RV515)
+                       goto fail;
+               track->vap_alt_nverts = idx_value & 0xFFFFFF;
+               break;
        case 0x43E4:
                /* SC_SCISSOR1 */
                track->maxy = ((idx_value >> 13) & 0x1FFF) + 1;
@@ -766,7 +772,6 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                tmp = idx_value & ~(0x7 << 16);
                tmp |= tile_flags;
                ib[idx] = tmp;
-
                i = (reg - 0x4E38) >> 2;
                track->cb[i].pitch = idx_value & 0x3FFE;
                switch (((idx_value >> 21) & 0xF)) {
@@ -1051,11 +1056,13 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
                        break;
                /* fallthrough do not move */
        default:
-               printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
-                      reg, idx);
-               return -EINVAL;
+               goto fail;
        }
        return 0;
+fail:
+       printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
+              reg, idx);
+       return -EINVAL;
 }
 
 static int r300_packet3_check(struct radeon_cs_parser *p,