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drm/radeon: allow concurrent buffer reads 

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2014-09-04 20:01:54 +02:00 committed by Alex Deucher
parent 57d20a43c9
commit 298593b609
1 changed files with 3 additions and 2 deletions
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5
drivers/gpu/drm/radeon/radeon_cs.c
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@ -183,7 +183,7 @@ static int radeon_cs_parser_relocs(struct radeon_cs_parser *p)
}
p->relocs[i].tv.bo = &p->relocs[i].robj->tbo;
p->relocs[i].tv.shared = false;
p->relocs[i].tv.shared = !r->write_domain;
p->relocs[i].handle = r->handle;
radeon_cs_buckets_add(&buckets, &p->relocs[i].tv.head,
@ -260,7 +260,8 @@ static void radeon_cs_sync_rings(struct radeon_cs_parser *p)
continue;
resv = p->relocs[i].robj->tbo.resv;
radeon_semaphore_sync_resv(p->ib.semaphore, resv, false);
radeon_semaphore_sync_resv(p->ib.semaphore, resv,
p->relocs[i].tv.shared);
}
}