Am Dienstag, den 14.11.2017, 10:21 +0100 schrieb Wladimir J. van der
Laan:
> Resources only need a resolve-to-itself if their TS is valid for any
> level, not just if it happens to be allocated.
>
> Signed-off-by: Wladimir J. van der Laan <laa...@gmail.com>
Reviewed-by: Lucas Stach <l.st...@pengutronix.de>
> ---
> src/gallium/drivers/etnaviv/etnaviv_resource.c | 13 +++++++++++++
> src/gallium/drivers/etnaviv/etnaviv_resource.h | 6 +++++-
> 2 files changed, 18 insertions(+), 1 deletion(-)
>
> diff --git a/src/gallium/drivers/etnaviv/etnaviv_resource.c
> b/src/gallium/drivers/etnaviv/etnaviv_resource.c
> index 0a82807..1fb73c4 100644
> --- a/src/gallium/drivers/etnaviv/etnaviv_resource.c
> +++ b/src/gallium/drivers/etnaviv/etnaviv_resource.c
> @@ -629,6 +629,19 @@ etna_resource_used(struct etna_context *ctx,
> struct pipe_resource *prsc,
> rsc->pending_ctx = ctx;
> }
>
> +bool
> +etna_resource_has_valid_ts(struct etna_resource *rsc)
> +{
> + if (!rsc->ts_bo)
> + return false;
> +
> + for (int level = 0; level <= rsc->base.last_level; level++)
> + if (rsc->levels[level].ts_valid)
> + return true;
> +
> + return false;
> +}
> +
> void
> etna_resource_screen_init(struct pipe_screen *pscreen)
> {
> diff --git a/src/gallium/drivers/etnaviv/etnaviv_resource.h
> b/src/gallium/drivers/etnaviv/etnaviv_resource.h
> index 0b135e2..11ccf8f 100644
> --- a/src/gallium/drivers/etnaviv/etnaviv_resource.h
> +++ b/src/gallium/drivers/etnaviv/etnaviv_resource.h
> @@ -103,11 +103,15 @@ etna_resource_older(struct etna_resource *a,
> struct etna_resource *b)
> return (int)(a->seqno - b->seqno) < 0;
> }
>
> +/* returns TRUE if a resource has a TS, and it is valid for at least
> one level */
> +bool
> +etna_resource_has_valid_ts(struct etna_resource *res);
> +
> /* returns TRUE if the resource needs a resolve to itself */
> static inline bool
> etna_resource_needs_flush(struct etna_resource *res)
> {
> - return res->ts_bo && ((int)(res->seqno - res->flush_seqno) > 0);
> + return etna_resource_has_valid_ts(res) && ((int)(res->seqno -
> res->flush_seqno) > 0);
> }
>
> /* is the resource only used on the sampler? */
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