nouveau: use the buffer usage to determine placement when no binding
With ARB_direct_state_access, buffers can be created without any binding hints at all. We still need to allocate these buffers to VRAM or GART, as we don't have logic down the line to place them into GPU-mappable space. Ideally we'd be able to shift these things around based on usage. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=92438 Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu> Cc: "11.0 11.1" <mesa-stable@lists.freedesktop.org>
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@ -657,8 +657,8 @@ nouveau_buffer_create(struct pipe_screen *pscreen,
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if (buffer->base.flags & (PIPE_RESOURCE_FLAG_MAP_PERSISTENT |
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PIPE_RESOURCE_FLAG_MAP_COHERENT)) {
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buffer->domain = NOUVEAU_BO_GART;
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} else if (buffer->base.bind &
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(screen->vidmem_bindings & screen->sysmem_bindings)) {
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} else if (buffer->base.bind == 0 || (buffer->base.bind &
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(screen->vidmem_bindings & screen->sysmem_bindings))) {
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switch (buffer->base.usage) {
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case PIPE_USAGE_DEFAULT:
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case PIPE_USAGE_IMMUTABLE:
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@ -685,6 +685,10 @@ nouveau_buffer_create(struct pipe_screen *pscreen,
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if (buffer->base.bind & screen->sysmem_bindings)
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buffer->domain = NOUVEAU_BO_GART;
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}
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/* There can be very special situations where we want non-gpu-mapped
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* buffers, but never through this interface.
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*/
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assert(buffer->domain);
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ret = nouveau_buffer_allocate(screen, buffer, buffer->domain);
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if (ret == false)
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