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Diffstat (limited to 'src/gallium/drivers/r600/r600_pipe.c')
-rw-r--r--src/gallium/drivers/r600/r600_pipe.c20
1 files changed, 13 insertions, 7 deletions
diff --git a/src/gallium/drivers/r600/r600_pipe.c b/src/gallium/drivers/r600/r600_pipe.c
index 676741255f5..a59578db9c4 100644
--- a/src/gallium/drivers/r600/r600_pipe.c
+++ b/src/gallium/drivers/r600/r600_pipe.c
@@ -151,7 +151,9 @@ static void r600_flush_from_st(struct pipe_context *ctx,
*rfence = r600_create_fence(rctx);
}
/* flush gfx & dma ring, order does not matter as only one can be live */
- rctx->rings.dma.flush(rctx, fflags);
+ if (rctx->rings.dma.cs) {
+ rctx->rings.dma.flush(rctx, fflags);
+ }
rctx->rings.gfx.flush(rctx, fflags);
}
@@ -179,8 +181,10 @@ boolean r600_rings_is_buffer_referenced(struct r600_context *ctx,
if (ctx->ws->cs_is_buffer_referenced(ctx->rings.gfx.cs, buf, usage)) {
return TRUE;
}
- if (ctx->ws->cs_is_buffer_referenced(ctx->rings.dma.cs, buf, usage)) {
- return TRUE;
+ if (ctx->rings.dma.cs) {
+ if (ctx->ws->cs_is_buffer_referenced(ctx->rings.dma.cs, buf, usage)) {
+ return TRUE;
+ }
}
return FALSE;
}
@@ -211,10 +215,12 @@ void *r600_buffer_mmap_sync_with_rings(struct r600_context *ctx,
return NULL;
}
}
- if (ctx->ws->cs_is_buffer_referenced(ctx->rings.dma.cs, resource->cs_buf, rusage) && ctx->rings.dma.cs->cdw) {
- ctx->rings.dma.flush(ctx, flags);
- if (usage & PIPE_TRANSFER_DONTBLOCK) {
- return NULL;
+ if (ctx->rings.dma.cs) {
+ if (ctx->ws->cs_is_buffer_referenced(ctx->rings.dma.cs, resource->cs_buf, rusage) && ctx->rings.dma.cs->cdw) {
+ ctx->rings.dma.flush(ctx, flags);
+ if (usage & PIPE_TRANSFER_DONTBLOCK) {
+ return NULL;
+ }
}
}