Re: [Mesa-dev] [PATCH 6/6] radeonsi: make const and stream uploaders allocate read-only memory

[Dieter Nützel]

For the series:

Tested-by: Dieter Nützel <die...@nuetzel-hh.de>

Dieter

Am 05.12.2017 20:05, schrieb Marek Olšák:

From: Marek Olšák <marek.ol...@amd.com>

and anything that clones these uploaders, like u_threaded_context.
---
 src/gallium/drivers/radeon/r600_pipe_common.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/gallium/drivers/radeon/r600_pipe_common.c
b/src/gallium/drivers/radeon/r600_pipe_common.c
index 9090e65..9e45a9f 100644
--- a/src/gallium/drivers/radeon/r600_pipe_common.c
+++ b/src/gallium/drivers/radeon/r600_pipe_common.c
@@ -438,26 +438,29 @@ bool si_common_context_init(struct
r600_common_context *rctx,
                        return false;
        }

        rctx->allocator_zeroed_memory =
                u_suballocator_create(&rctx->b, sscreen->info.gart_page_size,
                                      0, PIPE_USAGE_DEFAULT, 0, true);
        if (!rctx->allocator_zeroed_memory)
                return false;

        rctx->b.stream_uploader = u_upload_create(&rctx->b, 1024 * 1024,
-                                                 0, PIPE_USAGE_STREAM, 0);
+                                                 0, PIPE_USAGE_STREAM,
+                                                 R600_RESOURCE_FLAG_READ_ONLY);
        if (!rctx->b.stream_uploader)
                return false;

        rctx->b.const_uploader = u_upload_create(&rctx->b, 128 * 1024,
-                                                0, PIPE_USAGE_DEFAULT, 0);
+                                                0, PIPE_USAGE_DEFAULT,
+                                                
sscreen->cpdma_prefetch_writes_memory ?
+                                                       0 : 
R600_RESOURCE_FLAG_READ_ONLY);
        if (!rctx->b.const_uploader)
                return false;

        rctx->cached_gtt_allocator = u_upload_create(&rctx->b, 16 * 1024,
                                                     0, PIPE_USAGE_STAGING, 0);
        if (!rctx->cached_gtt_allocator)
                return false;

        rctx->ctx = rctx->ws->ctx_create(rctx->ws);
        if (!rctx->ctx)

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