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libdrm/lima: always map BO with ID 1

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This commit is contained in:
Josef Söntgen 2023-10-12 14:39:52 +02:00 committed by Christian Helmuth
parent d49700f562
commit cf43e0c3da
1 changed files with 16 additions and 0 deletions
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16
repos/libports/src/lib/libdrm/ioctl_lima.cc
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@ -797,6 +797,22 @@ class Lima::Call
_gpu_context_space.apply<Gpu_context>(ctx_id, [&] (Gpu_context &gc) { _gpu_context_space.apply<Gpu_context>(ctx_id, [&] (Gpu_context &gc) {
/* XXX always map buffer id 1 to prevent GP MMU faults */
{
uint32_t const handle = 1;
Buffer_space::Id const id = { .value = handle };
if (!gc.buffer_space_contains(id)) {
(void)_apply_handle(handle, [&] (Gpu::Vram const &v) {
Gpu::Vram_capability cap = _main_ctx->export_vram(v.id());
if (gc.import_vram(cap, v) == nullptr) {
Genode::error("could force mapping of buffer ", handle);
return;
}
});
}
}
/* /*
* Check if we have access to all needed buffer objects and * Check if we have access to all needed buffer objects and
* if not import them from the main context that normaly performs * if not import them from the main context that normaly performs