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[guest] Fuchsia: initialize queries

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Reviewed-by: Aaron Ruby <aruby@blackberry.com>
Acked-by: Yonggang Luo <luoyonggang@gmail.com>
Acked-by: Adam Jackson <ajax@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/27246>
This commit is contained in:
C Stout 2024-02-28 10:13:00 -08:00 • committed by Marge Bot
parent 8ebd422fcd
commit 8e708a6c45
2 changed files with 40 additions and 2 deletions
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1
src/gfxstream/guest/platform/fuchsia/FuchsiaVirtGpu.h
View file

@ -64,4 +64,5 @@ class FuchsiaVirtGpuDevice : public VirtGpuDevice {
private:
magma_device_t device_;
struct VirtGpuCaps mCaps;
};

41
src/gfxstream/guest/platform/fuchsia/FuchsiaVirtGpuDevice.cpp
View file

@ -15,9 +15,10 @@
*/
#include <cutils/log.h>
#include <lib/zx/vmo.h>
#include <msd-virtio-gpu/magma-virtio-gpu-defs.h>
#include <os_dirent.h>
#include <services/service_connector.h>
#include <unistd.h>
#include <climits>
#include <cstdio>
@ -26,7 +27,43 @@
#include "FuchsiaVirtGpu.h"
FuchsiaVirtGpuDevice::FuchsiaVirtGpuDevice(enum VirtGpuCapset capset, magma_device_t device)
: VirtGpuDevice(capset), device_(device) {}
: VirtGpuDevice(capset), device_(device) {
memset(&mCaps, 0, sizeof(struct VirtGpuCaps));
// Hard-coded values that may be assumed on Fuchsia.
mCaps.params[kParam3D] = 1;
mCaps.params[kParamCapsetFix] = 1;
mCaps.params[kParamResourceBlob] = 1;
mCaps.params[kParamHostVisible] = 1;
mCaps.params[kParamCrossDevice] = 0;
mCaps.params[kParamContextInit] = 1;
mCaps.params[kParamSupportedCapsetIds] = 0;
mCaps.params[kParamExplicitDebugName] = 0;
mCaps.params[kParamCreateGuestHandle] = 0;
if (capset == kCapsetGfxStreamVulkan) {
uint64_t query_id = kMagmaVirtioGpuQueryCapset;
query_id |= static_cast<uint64_t>(kCapsetGfxStreamVulkan) << 32;
constexpr uint16_t kVersion = 0;
query_id |= static_cast<uint64_t>(kVersion) << 16;
magma_handle_t buffer;
magma_status_t status = magma_device_query(device_, query_id, &buffer, nullptr);
if (status == MAGMA_STATUS_OK) {
zx::vmo capset_info(buffer);
zx_status_t status =
capset_info.read(&mCaps.vulkanCapset, /*offset=*/0, sizeof(struct vulkanCapset));
ALOGD("Got capset result, read status %d", status);
} else {
ALOGE("Query(%lu) failed: status %d, expected buffer result", query_id, status);
}
// We always need an ASG blob in some cases, so always define blobAlignment
if (!mCaps.vulkanCapset.blobAlignment) {
mCaps.vulkanCapset.blobAlignment = 4096;
}
}
}
FuchsiaVirtGpuDevice::~FuchsiaVirtGpuDevice() { magma_device_release(device_); }