From c70ed79e79a717be80d9d480760dcbdb14f06c52 Mon Sep 17 00:00:00 2001
From: Philipp Zabel
Date: Thu, 19 Jan 2017 15:05:39 +0100
Subject: etnaviv: implement resource_changed to invalidate internal resources
derived from imported buffers
Implement the resource_changed pipe callback to invalidate internal
resources derived from imported buffers. This is needed to update the
texture for re-imported renderables.
Signed-off-by: Philipp Zabel
Reviewed-by: Reviewed-by: Christian Gmeiner
Signed-off-by: Lucas Stach
---
src/gallium/drivers/etnaviv/etnaviv_resource.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
(limited to 'src/gallium/drivers/etnaviv/etnaviv_resource.c')
diff --git a/src/gallium/drivers/etnaviv/etnaviv_resource.c b/src/gallium/drivers/etnaviv/etnaviv_resource.c
index a8858c5a49e..20ec8f85855 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_resource.c
+++ b/src/gallium/drivers/etnaviv/etnaviv_resource.c
@@ -274,6 +274,18 @@ etna_resource_create(struct pipe_screen *pscreen,
return etna_resource_alloc(pscreen, layout, templat);
}
+static void
+etna_resource_changed(struct pipe_screen *pscreen, struct pipe_resource *prsc)
+{
+ struct etna_resource *res = etna_resource(prsc);
+
+ /* Make sure texture is older than the imported renderable buffer,
+ * so etna_update_sampler_source will copy the pixel data again.
+ */
+ if (res->texture)
+ etna_resource(res->texture)->seqno = res->seqno - 1;
+}
+
static void
etna_resource_destroy(struct pipe_screen *pscreen, struct pipe_resource *prsc)
{
@@ -436,5 +448,6 @@ etna_resource_screen_init(struct pipe_screen *pscreen)
pscreen->resource_create = etna_resource_create;
pscreen->resource_from_handle = etna_resource_from_handle;
pscreen->resource_get_handle = etna_resource_get_handle;
+ pscreen->resource_changed = etna_resource_changed;
pscreen->resource_destroy = etna_resource_destroy;
}
--
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