Mesa (master): freedreno: add debug helper to dump buffers

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Module: Mesa
Branch: master
Commit: 743ad7bf6b8023c9bfdc98e793ed937d0f567d07
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=743ad7bf6b8023c9bfdc98e793ed937d0f567d07

Author: Rob Clark <robdclark at chromium.org>
Date:   Fri Aug 21 12:50:34 2020 -0700

freedreno: add debug helper to dump buffers

Signed-off-by: Rob Clark <robdclark at chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6434>

---

 src/gallium/drivers/freedreno/freedreno_resource.c | 13 +++++++++++++
 src/gallium/drivers/freedreno/freedreno_resource.h |  1 +
 2 files changed, 14 insertions(+)

diff --git a/src/gallium/drivers/freedreno/freedreno_resource.c b/src/gallium/drivers/freedreno/freedreno_resource.c
index 45bff983bdc..ed7daaaf63a 100644
--- a/src/gallium/drivers/freedreno/freedreno_resource.c
+++ b/src/gallium/drivers/freedreno/freedreno_resource.c
@@ -34,6 +34,8 @@
 #include "util/set.h"
 #include "util/u_drm.h"
 
+#include "decode/util.h"
+
 #include "freedreno_resource.h"
 #include "freedreno_batch_cache.h"
 #include "freedreno_blitter.h"
@@ -392,6 +394,17 @@ fd_resource_uncompress(struct fd_context *ctx, struct fd_resource *rsc)
 	debug_assert(success);
 }
 
+/**
+ * Debug helper to hexdump a resource.
+ */
+void
+fd_resource_dump(struct fd_resource *rsc, const char *name)
+{
+	fd_bo_cpu_prep(rsc->bo, NULL, DRM_FREEDRENO_PREP_READ);
+	printf("%s: \n", name);
+	dump_hex(fd_bo_map(rsc->bo), fd_bo_size(rsc->bo));
+}
+
 static struct fd_resource *
 fd_alloc_staging(struct fd_context *ctx, struct fd_resource *rsc,
 		unsigned level, const struct pipe_box *box)
diff --git a/src/gallium/drivers/freedreno/freedreno_resource.h b/src/gallium/drivers/freedreno/freedreno_resource.h
index f2382d75be2..a88f6cd45ad 100644
--- a/src/gallium/drivers/freedreno/freedreno_resource.h
+++ b/src/gallium/drivers/freedreno/freedreno_resource.h
@@ -272,6 +272,7 @@ void fd_resource_context_init(struct pipe_context *pctx);
 uint32_t fd_setup_slices(struct fd_resource *rsc);
 void fd_resource_resize(struct pipe_resource *prsc, uint32_t sz);
 void fd_resource_uncompress(struct fd_context *ctx, struct fd_resource *rsc);
+void fd_resource_dump(struct fd_resource *rsc, const char *name);
 
 bool fd_render_condition_check(struct pipe_context *pctx);