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path: root/drivers/gpu/drm/radeon/r300.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/r300.c')
-rw-r--r--drivers/gpu/drm/radeon/r300.c15
1 files changed, 11 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index 2b9affe754ce..bd75f99bd65e 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -730,6 +730,12 @@ 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;
@@ -767,7 +773,6 @@ 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)) {
@@ -1052,11 +1057,13 @@ 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,