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-rw-r--r--src/gallium/drivers/vc4/vc4_cl.c2
-rw-r--r--src/gallium/drivers/vc4/vc4_context.h7
-rw-r--r--src/gallium/drivers/vc4/vc4_draw.c7
3 files changed, 16 insertions, 0 deletions
diff --git a/src/gallium/drivers/vc4/vc4_cl.c b/src/gallium/drivers/vc4/vc4_cl.c
index 91f51b02bb6..35578370e2c 100644
--- a/src/gallium/drivers/vc4/vc4_cl.c
+++ b/src/gallium/drivers/vc4/vc4_cl.c
@@ -76,5 +76,7 @@ vc4_gem_hindex(struct vc4_job *job, struct vc4_bo *bo)
cl_ptr(&out, vc4_bo_reference(bo));
cl_end(&job->bo_pointers, out);
+ job->bo_space += bo->size;
+
return hindex;
}
diff --git a/src/gallium/drivers/vc4/vc4_context.h b/src/gallium/drivers/vc4/vc4_context.h
index 2005ae0e4ea..6bd2424ec79 100644
--- a/src/gallium/drivers/vc4/vc4_context.h
+++ b/src/gallium/drivers/vc4/vc4_context.h
@@ -228,6 +228,13 @@ struct vc4_job {
struct vc4_cl bo_handles;
struct vc4_cl bo_pointers;
uint32_t shader_rec_count;
+ /**
+ * Amount of memory used by the BOs in bo_pointers.
+ *
+ * Used for checking when we should flush the job early so we don't
+ * OOM.
+ */
+ uint32_t bo_space;
/** @{ Surfaces to submit rendering for. */
struct pipe_surface *color_read;
diff --git a/src/gallium/drivers/vc4/vc4_draw.c b/src/gallium/drivers/vc4/vc4_draw.c
index 13db9daeb9e..ebd080298a4 100644
--- a/src/gallium/drivers/vc4/vc4_draw.c
+++ b/src/gallium/drivers/vc4/vc4_draw.c
@@ -466,6 +466,13 @@ vc4_draw_vbo(struct pipe_context *pctx, const struct pipe_draw_info *info)
job->resolve |= PIPE_CLEAR_COLOR0;
+ /* If we've used half of the presumably 256MB CMA area, flush the job
+ * so that we don't accumulate a job that will end up not being
+ * executable.
+ */
+ if (job->bo_space > 128 * 1024 * 1024)
+ vc4_flush(pctx);
+
if (vc4_debug & VC4_DEBUG_ALWAYS_FLUSH)
vc4_flush(pctx);
}