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gallium/radeon: buffer valid range tracking only works with unshared buffers

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Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák 2016-02-24 17:36:52 +01:00
parent be73d35829
commit afdaffcbdb
1 changed files with 1 additions and 0 deletions
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src/gallium/drivers/radeon/r600_buffer_common.c
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@ -294,6 +294,7 @@ static void *r600_buffer_transfer_map(struct pipe_context *ctx,
* in which case it can be mapped unsynchronized. */
if (!(usage & PIPE_TRANSFER_UNSYNCHRONIZED) &&
usage & PIPE_TRANSFER_WRITE &&
!rbuffer->is_shared &&
!util_ranges_intersect(&rbuffer->valid_buffer_range, box->x, box->x + box->width)) {
usage |= PIPE_TRANSFER_UNSYNCHRONIZED;
}