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virgl: honor DISCARD_WHOLE_RESOURCE in virgl_res_needs_readback

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Signed-off-by: Chia-I Wu <olvaffe@gmail.com>
Reviewed-by: Alexandros Frantzis <alexandros.frantzis@collabora.com>
This commit is contained in:
Chia-I Wu 2019-05-14 10:14:03 -07:00
parent a62ab178ce
commit cdcf38b98a
1 changed files with 2 additions and 1 deletions
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3
src/gallium/drivers/virgl/virgl_resource.c
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@ -93,7 +93,8 @@ bool virgl_res_needs_readback(struct virgl_context *vctx,
struct virgl_resource *res,
unsigned usage, unsigned level)
{
if (usage & PIPE_TRANSFER_DISCARD_RANGE)
if (usage & (PIPE_TRANSFER_DISCARD_RANGE |
PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE))
return false;
if (res->clean_mask & (1 << level))