From: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Date: Wed, 27 Mar 2019 15:28:35 +0000 (+0100)
Subject: panfrost: Wait for last job to finish in force_flush_fragment
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b817d00278a2626a6cf9d74fb6d896e09f0f8be8;p=mesa.git

panfrost: Wait for last job to finish in force_flush_fragment

Signed-off-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
---

diff --git a/src/gallium/drivers/panfrost/pan_drm.c b/src/gallium/drivers/panfrost/pan_drm.c
index 887bf19148e..c30beaf2b50 100644
--- a/src/gallium/drivers/panfrost/pan_drm.c
+++ b/src/gallium/drivers/panfrost/pan_drm.c
@@ -296,6 +296,14 @@ panfrost_drm_force_flush_fragment(struct panfrost_context *ctx,
 				  struct pipe_fence_handle **fence)
 {
         struct pipe_context *gallium = (struct pipe_context *) ctx;
+        struct panfrost_screen *screen = pan_screen(gallium->screen);
+        struct panfrost_drm *drm = (struct panfrost_drm *)screen->driver;
+        int ret;
+
+        if (!screen->last_fragment_flushed) {
+		drmSyncobjWait(drm->fd, &ctx->out_sync, 1, INT64_MAX, 0, NULL);
+                screen->last_fragment_flushed = true;
+	}
 
         if (fence) {
                 struct panfrost_fence *f = panfrost_fence_create(ctx);