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authorMichel Dänzer <[email protected]>2014-11-19 15:31:24 +0900
committerMichel Dänzer <[email protected]>2015-06-08 18:10:35 +0900
commit79f2acb8f89704c609dd87d969353a506e03b05e (patch)
tree010c71a22e5772161084452f916b52f221262553 /src/gallium
parent9538902c4f0e94e57228f939489d31676c43a778 (diff)
r600g,radeonsi: Assert that there's enough space after flushing
Reviewed-by: Marek Olšák <[email protected]> Reviewed-by: Alex Deucher <[email protected]>
Diffstat (limited to 'src/gallium')
-rw-r--r--src/gallium/drivers/radeon/r600_pipe_common.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/src/gallium/drivers/radeon/r600_pipe_common.c b/src/gallium/drivers/radeon/r600_pipe_common.c
index 42e681dc7d2..3def4446882 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.c
+++ b/src/gallium/drivers/radeon/r600_pipe_common.c
@@ -107,11 +107,10 @@ void r600_draw_rectangle(struct blitter_context *blitter,
void r600_need_dma_space(struct r600_common_context *ctx, unsigned num_dw)
{
- /* The number of dwords we already used in the DMA so far. */
- num_dw += ctx->rings.dma.cs->cdw;
/* Flush if there's not enough space. */
- if (num_dw > RADEON_MAX_CMDBUF_DWORDS) {
+ if ((num_dw + ctx->rings.dma.cs->cdw) > RADEON_MAX_CMDBUF_DWORDS) {
ctx->rings.dma.flush(ctx, RADEON_FLUSH_ASYNC, NULL);
+ assert((num_dw + ctx->rings.dma.cs->cdw) <= RADEON_MAX_CMDBUF_DWORDS);
}
}