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path: root/src/gallium/drivers/radeon/r600_query.c
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Diffstat (limited to 'src/gallium/drivers/radeon/r600_query.c')
-rw-r--r--src/gallium/drivers/radeon/r600_query.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/src/gallium/drivers/radeon/r600_query.c b/src/gallium/drivers/radeon/r600_query.c
index 429ea6a9565..4b6767dd38a 100644
--- a/src/gallium/drivers/radeon/r600_query.c
+++ b/src/gallium/drivers/radeon/r600_query.c
@@ -616,6 +616,7 @@ static void r600_query_hw_do_emit_stop(struct r600_common_context *ctx,
uint64_t va)
{
struct radeon_winsys_cs *cs = ctx->gfx.cs;
+ uint64_t fence_va = 0;
switch (query->b.type) {
case PIPE_QUERY_OCCLUSION_COUNTER:
@@ -626,8 +627,7 @@ static void r600_query_hw_do_emit_stop(struct r600_common_context *ctx,
radeon_emit(cs, va);
radeon_emit(cs, (va >> 32) & 0xFFFF);
- va += ctx->max_db * 16 - 8;
- r600_gfx_write_fence(ctx, va, 0, 0x80000000);
+ fence_va = va + ctx->max_db * 16 - 8;
break;
case PIPE_QUERY_PRIMITIVES_EMITTED:
case PIPE_QUERY_PRIMITIVES_GENERATED:
@@ -650,8 +650,7 @@ static void r600_query_hw_do_emit_stop(struct r600_common_context *ctx,
radeon_emit(cs, 0);
radeon_emit(cs, 0);
- va += 8;
- r600_gfx_write_fence(ctx, va, 0, 0x80000000);
+ fence_va = va + 8;
break;
case PIPE_QUERY_PIPELINE_STATISTICS: {
unsigned sample_size = (query->result_size - 8) / 2;
@@ -662,8 +661,7 @@ static void r600_query_hw_do_emit_stop(struct r600_common_context *ctx,
radeon_emit(cs, va);
radeon_emit(cs, (va >> 32) & 0xFFFF);
- va += sample_size;
- r600_gfx_write_fence(ctx, va, 0, 0x80000000);
+ fence_va = va + sample_size;
break;
}
default:
@@ -671,6 +669,9 @@ static void r600_query_hw_do_emit_stop(struct r600_common_context *ctx,
}
r600_emit_reloc(ctx, &ctx->gfx, query->buffer.buf, RADEON_USAGE_WRITE,
RADEON_PRIO_QUERY);
+
+ if (fence_va)
+ r600_gfx_write_fence(ctx, query->buffer.buf, fence_va, 0, 0x80000000);
}
static void r600_query_hw_emit_stop(struct r600_common_context *ctx,