[PATCH] drm/radeon/kms/ni: fix packet2 handling for VM IB parser
alexdeucher at gmail.com
alexdeucher at gmail.com
Thu Jan 12 12:42:37 PST 2012
From: Alex Deucher <alexander.deucher at amd.com>
Packet2 is only one dword.
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/radeon/evergreen_cs.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/radeon/evergreen_cs.c b/drivers/gpu/drm/radeon/evergreen_cs.c
index f7442e6..8e8cd85 100644
--- a/drivers/gpu/drm/radeon/evergreen_cs.c
+++ b/drivers/gpu/drm/radeon/evergreen_cs.c
@@ -1793,10 +1793,12 @@ int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
ret = -EINVAL;
break;
case PACKET_TYPE2:
+ idx += 1;
break;
case PACKET_TYPE3:
pkt.opcode = CP_PACKET3_GET_OPCODE(ib->ptr[idx]);
ret = evergreen_vm_packet3_check(rdev, ib->ptr, &pkt);
+ idx += pkt.count + 2;
break;
default:
dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type);
@@ -1805,7 +1807,6 @@ int evergreen_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib)
}
if (ret)
break;
- idx += pkt.count + 2;
} while (idx < ib->length_dw);
return ret;
--
1.7.3.4
More information about the dri-devel
mailing list