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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 <p.zabel@pengutronix.de>
Reviewed-by: Reviewed-by: Christian Gmeiner <christian.gmeiner@gmail.com>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
This commit is contained in:
Philipp Zabel 2017-01-19 15:05:39 +01:00 committed by Lucas Stach
parent 362edc868c
commit c70ed79e79
1 changed files with 13 additions and 0 deletions
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13
src/gallium/drivers/etnaviv/etnaviv_resource.c
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@ -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;
}