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authorJerome Glisse <jglisse@redhat.com>2013-01-28 14:48:46 -0500
committerJerome Glisse <jglisse@redhat.com>2013-01-28 14:51:40 -0500
commit72916698b056d0559263e84372bb45cd83a1c2c2 (patch)
tree923631099fde92a5b6ce5cd114de8435dd20d720 /src/gallium/drivers/r600/r600_state_common.c
parentdbb2d192de33064ae6cdb799d71c5ac89a6ea8ff (diff)
r600g: fix segfault with old kernel9.1-branchpoint
Old kernel do not have dma support, patch pushed were missing some of the check needed to not use dma. Signed-off-by: Jerome Glisse <jglisse@redhat.com>
Diffstat (limited to 'src/gallium/drivers/r600/r600_state_common.c')
-rw-r--r--src/gallium/drivers/r600/r600_state_common.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c
index b547d647cba..9386f618b3a 100644
--- a/src/gallium/drivers/r600/r600_state_common.c
+++ b/src/gallium/drivers/r600/r600_state_common.c
@@ -1274,7 +1274,9 @@ static void r600_draw_vbo(struct pipe_context *ctx, const struct pipe_draw_info
}
/* make sure that the gfx ring is only one active */
- rctx->rings.dma.flush(rctx, RADEON_FLUSH_ASYNC);
+ if (rctx->rings.dma.cs) {
+ rctx->rings.dma.flush(rctx, RADEON_FLUSH_ASYNC);
+ }
if (!r600_update_derived_state(rctx)) {
/* useless to render because current rendering command