Mesa (main): panfrost: Warn on get_fresh_batch

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Module: Mesa
Branch: main
Commit: d5fc0ceafda78420094b00d43b6c81c5ea38858d
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=d5fc0ceafda78420094b00d43b6c81c5ea38858d

Author: Alyssa Rosenzweig <alyssa at collabora.com>
Date:   Mon Jul 12 14:09:11 2021 -0400

panfrost: Warn on get_fresh_batch

Signed-off-by: Alyssa Rosenzweig <alyssa at collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11830>

---

 src/gallium/drivers/panfrost/pan_job.c | 4 +++-
 src/gallium/drivers/panfrost/pan_job.h | 3 ++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/panfrost/pan_job.c b/src/gallium/drivers/panfrost/pan_job.c
index fc9c23d0c7c..ffd445a08a4 100644
--- a/src/gallium/drivers/panfrost/pan_job.c
+++ b/src/gallium/drivers/panfrost/pan_job.c
@@ -182,7 +182,8 @@ panfrost_get_batch(struct panfrost_context *ctx,
 
 struct panfrost_batch *
 panfrost_get_fresh_batch(struct panfrost_context *ctx,
-                         const struct pipe_framebuffer_state *key)
+                         const struct pipe_framebuffer_state *key,
+                         const char *reason)
 {
         struct panfrost_batch *batch = panfrost_get_batch(ctx, key);
 
@@ -200,6 +201,7 @@ panfrost_get_fresh_batch(struct panfrost_context *ctx,
         /* Otherwise, we need to flush the existing one and instantiate a new
          * one.
          */
+        perf_debug_ctx(ctx, "Flushing a batch due to: %s", reason);
         panfrost_batch_submit(batch, 0, 0);
         batch = panfrost_get_batch(ctx, key);
         return batch;
diff --git a/src/gallium/drivers/panfrost/pan_job.h b/src/gallium/drivers/panfrost/pan_job.h
index eba02735478..11b2cf38cf0 100644
--- a/src/gallium/drivers/panfrost/pan_job.h
+++ b/src/gallium/drivers/panfrost/pan_job.h
@@ -138,7 +138,8 @@ struct panfrost_batch {
 
 struct panfrost_batch *
 panfrost_get_fresh_batch(struct panfrost_context *ctx,
-                         const struct pipe_framebuffer_state *key);
+                         const struct pipe_framebuffer_state *key,
+                         const char *reason);
 
 struct panfrost_batch *
 panfrost_get_batch_for_fbo(struct panfrost_context *ctx);