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Bug 1929745 - Use gfx::FileHandleWrapper for DMABufSurface::mDmabufFds r=gfx-reviewers,lsalzman

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It seems better to use gfx::FileHandleWrapper instead of int to hold the file descriptor like Bug 1928589.

Differential Revision: https://phabricator.services.mozilla.com/D228272
This commit is contained in:
sotaro 2024-11-11 04:56:39 +00:00
parent 88419b0950
commit e4ea628081
4 changed files with 69 additions and 64 deletions
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5
dom/webgpu/ExternalTextureDMABuf.cpp
View File

@ -52,7 +52,8 @@ UniquePtr<ExternalTextureDMABuf> ExternalTextureDMABuf::Create(
return nullptr;
}
auto fd = mozilla::UniqueFileHandle(rawFd);
RefPtr<gfx::FileHandleWrapper> fd =
new gfx::FileHandleWrapper(UniqueFileHandle(rawFd));
RefPtr<DMABufSurface> surface = DMABufSurfaceRGBA::CreateDMABufSurface(
std::move(fd), dmaBufInfo, aWidth, aHeight);
@ -110,7 +111,7 @@ void ExternalTextureDMABuf::GetSnapshot(const ipc::Shmem& aDestShmem,
const gfx::IntSize& aSize) {}
UniqueFileHandle ExternalTextureDMABuf::CloneDmaBufFd() {
return mSurfaceDescriptor.fds()[0].ClonePlatformHandle();
return mSurfaceDescriptor.fds()[0]->ClonePlatformHandle();
}
} // namespace mozilla::webgpu

2
gfx/layers/ipc/LayersSurfaces.ipdlh
View File

@ -72,7 +72,7 @@ namespace layers {
uint32_t bufferType;
uint64_t[] modifier;
uint32_t flags;
FileDescriptor[] fds;
FileHandleWrapper[] fds;
uint32_t[] width;
uint32_t[] height;
uint32_t[] widthAligned;

120
widget/gtk/DMABufSurface.cpp
View File

@ -236,9 +236,6 @@ DMABufSurface::DMABufSurface(SurfaceType aSurfaceType)
mGlobalRefCountFd(0),
mUID(gNewSurfaceUID++),
mSurfaceLock("DMABufSurface") {
for (auto& slot : mDmabufFds) {
slot = -1;
}
for (auto& modifier : mBufferModifiers) {
modifier = DRM_FORMAT_MOD_INVALID;
}
@ -427,7 +424,7 @@ DMABufSurfaceRGBA::~DMABufSurfaceRGBA() {
bool DMABufSurfaceRGBA::OpenFileDescriptorForPlane(
const MutexAutoLock& aProofOfLock, int aPlane) {
if (mDmabufFds[aPlane] >= 0) {
if (mDmabufFds[aPlane]) {
return true;
}
gbm_bo* bo = mGbmBufferObject[0];
@ -440,13 +437,29 @@ bool DMABufSurfaceRGBA::OpenFileDescriptorForPlane(
if (mBufferPlaneCount == 1) {
MOZ_ASSERT(aPlane == 0, "DMABuf: wrong surface plane!");
mDmabufFds[0] = GbmLib::GetFd(bo);
auto rawFd = GbmLib::GetFd(bo);
if (rawFd >= 0) {
mDmabufFds[0] = new gfx::FileHandleWrapper(UniqueFileHandle(rawFd));
} else {
gfxCriticalNoteOnce << "GbmLib::GetFd() failed";
LOGDMABUF(
("DMABufSurfaceRGBA::OpenFileDescriptorForPlane: GbmLib::GetFd() "
"failed"));
}
} else {
mDmabufFds[aPlane] = GetDMABufDevice()->GetDmabufFD(
auto rawFd = GetDMABufDevice()->GetDmabufFD(
GbmLib::GetHandleForPlane(bo, aPlane).u32);
if (rawFd >= 0) {
mDmabufFds[aPlane] = new gfx::FileHandleWrapper(UniqueFileHandle(rawFd));
} else {
gfxCriticalNoteOnce << "DMABufDevice::GetDmabufFD() failed";
LOGDMABUF(
("DMABufSurfaceRGBA::OpenFileDescriptorForPlane: "
"DMABufDevice::GetDmabufFD() failed"));
}
}
if (mDmabufFds[aPlane] < 0) {
if (!mDmabufFds[aPlane]) {
CloseFileDescriptors(aProofOfLock);
return false;
}
@ -456,9 +469,8 @@ bool DMABufSurfaceRGBA::OpenFileDescriptorForPlane(
void DMABufSurfaceRGBA::CloseFileDescriptorForPlane(
const MutexAutoLock& aProofOfLock, int aPlane, bool aForceClose = false) {
if ((aForceClose || mGbmBufferObject[0]) && mDmabufFds[aPlane] >= 0) {
close(mDmabufFds[aPlane]);
mDmabufFds[aPlane] = -1;
if ((aForceClose || mGbmBufferObject[0]) && mDmabufFds[aPlane]) {
mDmabufFds[aPlane] = nullptr;
}
}
@ -557,15 +569,22 @@ bool DMABufSurfaceRGBA::Create(mozilla::gl::GLContext* aGLContext,
mBufferPlaneCount = DMABUF_BUFFER_PLANES;
return false;
}
if (!egl->fExportDMABUFImage(mEGLImage, mDmabufFds, mStrides, mOffsets)) {
int fds[DMABUF_BUFFER_PLANES] = {-1};
if (!egl->fExportDMABUFImage(mEGLImage, fds, mStrides, mOffsets)) {
LOGDMABUF((" ExportDMABUFImageMESA failed, quit\n"));
return false;
}
for (int i = 0; i < mBufferPlaneCount; i++) {
if (fds[i] > 0) {
mDmabufFds[i] = new gfx::FileHandleWrapper(UniqueFileHandle(fds[i]));
}
}
// A broken driver can return dmabuf without valid file descriptors
// which leads to fails later so quit now.
for (int i = 0; i < mBufferPlaneCount; i++) {
if (mDmabufFds[i] < 0) {
if (!mDmabufFds[i]) {
LOGDMABUF(
(" ExportDMABUFImageMESA failed, mDmabufFds[%d] is invalid, quit",
i));
@ -580,7 +599,7 @@ bool DMABufSurfaceRGBA::Create(mozilla::gl::GLContext* aGLContext,
}
bool DMABufSurfaceRGBA::Create(
mozilla::UniqueFileHandle&& aFd,
RefPtr<mozilla::gfx::FileHandleWrapper>&& aFd,
const mozilla::webgpu::ffi::WGPUDMABufInfo& aDMABufInfo, int aWidth,
int aHeight) {
LOGDMABUF(("DMABufSurfaceRGBA::Create() UID %d size %d x %d\n", mUID, mWidth,
@ -593,22 +612,14 @@ bool DMABufSurfaceRGBA::Create(
mDrmFormats[0] = mGmbFormat->mFormat;
mBufferPlaneCount = aDMABufInfo.plane_count;
ipc::FileDescriptor fd = ipc::FileDescriptor(std::move(aFd));
RefPtr<gfx::FileHandleWrapper> fd = std::move(aFd);
for (uint32_t i = 0; i < aDMABufInfo.plane_count; i++) {
auto clonedFd = fd.ClonePlatformHandle();
mDmabufFds[i] = clonedFd.release();
mDmabufFds[i] = fd;
mStrides[i] = aDMABufInfo.strides[i];
mOffsets[i] = aDMABufInfo.offsets[i];
}
if (mDmabufFds[0] < 0) {
LOGDMABUF(
(" ExportDMABUFImageMESA failed, mDmabufFds[0] is invalid, quit"));
return false;
}
LOGDMABUF((" imported size %d x %d format %x planes %d modifiers %" PRIx64,
mWidth, mHeight, mDrmFormats[0], mBufferPlaneCount,
mBufferModifiers[0]));
@ -633,12 +644,7 @@ bool DMABufSurfaceRGBA::ImportSurfaceDescriptor(
mUID, mWidth, mHeight));
for (int i = 0; i < mBufferPlaneCount; i++) {
mDmabufFds[i] = desc.fds()[i].ClonePlatformHandle().release();
if (mDmabufFds[i] < 0) {
LOGDMABUF(
(" failed to get DMABuf file descriptor: %s", strerror(errno)));
return false;
}
mDmabufFds[i] = desc.fds()[i];
mStrides[i] = desc.strides()[i];
mOffsets[i] = desc.offsets()[i];
}
@ -669,7 +675,7 @@ bool DMABufSurfaceRGBA::Serialize(
AutoTArray<uint32_t, DMABUF_BUFFER_PLANES> width;
AutoTArray<uint32_t, DMABUF_BUFFER_PLANES> height;
AutoTArray<uint32_t, DMABUF_BUFFER_PLANES> format;
AutoTArray<ipc::FileDescriptor, DMABUF_BUFFER_PLANES> fds;
AutoTArray<NotNull<RefPtr<gfx::FileHandleWrapper>>, DMABUF_BUFFER_PLANES> fds;
AutoTArray<uint32_t, DMABUF_BUFFER_PLANES> strides;
AutoTArray<uint32_t, DMABUF_BUFFER_PLANES> offsets;
AutoTArray<uintptr_t, DMABUF_BUFFER_PLANES> images;
@ -689,7 +695,7 @@ bool DMABufSurfaceRGBA::Serialize(
format.AppendElement(mDrmFormats[0]);
modifiers.AppendElement(mBufferModifiers[0]);
for (int i = 0; i < mBufferPlaneCount; i++) {
fds.AppendElement(ipc::FileDescriptor(mDmabufFds[i]));
fds.AppendElement(WrapNotNull(mDmabufFds[i]));
strides.AppendElement(mStrides[i]);
offsets.AppendElement(mOffsets[i]);
}
@ -725,7 +731,7 @@ bool DMABufSurfaceRGBA::CreateTexture(GLContext* aGLContext, int aPlane) {
#define ADD_PLANE_ATTRIBS(plane_idx) \
{ \
attribs.AppendElement(LOCAL_EGL_DMA_BUF_PLANE##plane_idx##_FD_EXT); \
attribs.AppendElement(mDmabufFds[plane_idx]); \
attribs.AppendElement(mDmabufFds[plane_idx]->GetHandle()); \
attribs.AppendElement(LOCAL_EGL_DMA_BUF_PLANE##plane_idx##_OFFSET_EXT); \
attribs.AppendElement((int)mOffsets[plane_idx]); \
attribs.AppendElement(LOCAL_EGL_DMA_BUF_PLANE##plane_idx##_PITCH_EXT); \
@ -850,9 +856,9 @@ bool DMABufSurfaceRGBA::CreateWlBuffer() {
struct zwp_linux_buffer_params_v1* params =
zwp_linux_dmabuf_v1_create_params(waylandDisplay->GetDmabuf());
zwp_linux_buffer_params_v1_add(params, mDmabufFds[0], 0, mOffsets[0],
mStrides[0], mBufferModifiers[0] >> 32,
mBufferModifiers[0] & 0xffffffff);
zwp_linux_buffer_params_v1_add(
params, mDmabufFds[0]->GetHandle(), 0, mOffsets[0], mStrides[0],
mBufferModifiers[0] >> 32, mBufferModifiers[0] & 0xffffffff);
mWlBuffer = zwp_linux_buffer_params_v1_create_immed(
params, GetWidth(), GetHeight(), mDrmFormats[0], 0);
@ -929,7 +935,7 @@ void* DMABufSurface::MapInternal(uint32_t aX, uint32_t aY, uint32_t aWidth,
MutexAutoLock lockFD(mSurfaceLock);
if (OpenFileDescriptorForPlane(lockFD, aPlane)) {
SyncDmaBuf(mDmabufFds[aPlane], DMA_BUF_SYNC_START);
SyncDmaBuf(mDmabufFds[aPlane]->GetHandle(), DMA_BUF_SYNC_START);
CloseFileDescriptorForPlane(lockFD, aPlane);
}
@ -961,7 +967,7 @@ void DMABufSurface::Unmap(int aPlane) {
LOGDMABUF(("DMABufSurface::Unmap() UID %d plane %d\n", mUID, aPlane));
MutexAutoLock lockFD(mSurfaceLock);
if (OpenFileDescriptorForPlane(lockFD, aPlane)) {
SyncDmaBuf(mDmabufFds[aPlane], DMA_BUF_SYNC_END);
SyncDmaBuf(mDmabufFds[aPlane]->GetHandle(), DMA_BUF_SYNC_END);
CloseFileDescriptorForPlane(lockFD, aPlane);
}
GbmLib::Unmap(mGbmBufferObject[aPlane], mMappedRegionData[aPlane]);
@ -1061,7 +1067,7 @@ already_AddRefed<DMABufSurface> DMABufSurfaceRGBA::CreateDMABufSurface(
}
already_AddRefed<DMABufSurface> DMABufSurfaceRGBA::CreateDMABufSurface(
mozilla::UniqueFileHandle&& aFd,
RefPtr<mozilla::gfx::FileHandleWrapper>&& aFd,
const mozilla::webgpu::ffi::WGPUDMABufInfo& aDMABufInfo, int aWidth,
int aHeight) {
RefPtr<DMABufSurfaceRGBA> surf = new DMABufSurfaceRGBA();
@ -1124,7 +1130,7 @@ bool DMABufSurfaceYUV::OpenFileDescriptorForPlane(
// This can happen when we import dmabuf surface from VA-API decoder,
// mGbmBufferObject is null and we don't close
// file descriptors for surface as they are our only reference to it.
if (mDmabufFds[aPlane] >= 0) {
if (mDmabufFds[aPlane]) {
return true;
}
@ -1135,19 +1141,20 @@ bool DMABufSurfaceYUV::OpenFileDescriptorForPlane(
return false;
}
mDmabufFds[aPlane] = GbmLib::GetFd(mGbmBufferObject[aPlane]);
if (mDmabufFds[aPlane] < 0) {
auto rawFd = GbmLib::GetFd(mGbmBufferObject[aPlane]);
if (rawFd < 0) {
CloseFileDescriptors(aProofOfLock);
return false;
}
mDmabufFds[aPlane] = new gfx::FileHandleWrapper(UniqueFileHandle(rawFd));
return true;
}
void DMABufSurfaceYUV::CloseFileDescriptorForPlane(
const MutexAutoLock& aProofOfLock, int aPlane, bool aForceClose = false) {
if ((aForceClose || mGbmBufferObject[aPlane]) && mDmabufFds[aPlane] >= 0) {
close(mDmabufFds[aPlane]);
mDmabufFds[aPlane] = -1;
if ((aForceClose || mGbmBufferObject[aPlane]) && mDmabufFds[aPlane]) {
mDmabufFds[aPlane] = nullptr;
}
}
@ -1155,7 +1162,7 @@ bool DMABufSurfaceYUV::ImportPRIMESurfaceDescriptor(
const VADRMPRIMESurfaceDescriptor& aDesc, int aWidth, int aHeight) {
LOGDMABUF(("DMABufSurfaceYUV::ImportPRIMESurfaceDescriptor() UID %d", mUID));
// Already exists?
MOZ_DIAGNOSTIC_ASSERT(mDmabufFds[0] < 0);
MOZ_DIAGNOSTIC_ASSERT(!mDmabufFds[0]);
if (aDesc.num_layers > DMABUF_BUFFER_PLANES ||
aDesc.num_objects > DMABUF_BUFFER_PLANES) {
@ -1204,7 +1211,8 @@ bool DMABufSurfaceYUV::MoveYUVDataImpl(const VADRMPRIMESurfaceDescriptor& aDesc,
unsigned int object = aDesc.layers[i].object_index[0];
// Keep VADRMPRIMESurfaceDescriptor untouched and dup() dmabuf
// file descriptors.
mDmabufFds[i] = dup(aDesc.objects[object].fd);
auto rawFd = dup(aDesc.objects[object].fd);
mDmabufFds[i] = new gfx::FileHandleWrapper(UniqueFileHandle(rawFd));
}
return true;
}
@ -1320,7 +1328,7 @@ bool DMABufSurfaceYUV::CreateLinearYUVPlane(int aPlane, int aWidth, int aHeight,
}
mStrides[aPlane] = GbmLib::GetStride(mGbmBufferObject[aPlane]);
mDmabufFds[aPlane] = -1;
mDmabufFds[aPlane] = nullptr;
return true;
}
@ -1421,12 +1429,7 @@ bool DMABufSurfaceYUV::ImportSurfaceDescriptor(
MOZ_RELEASE_ASSERT(mBufferPlaneCount <= DMABUF_BUFFER_PLANES);
for (int i = 0; i < mBufferPlaneCount; i++) {
mDmabufFds[i] = aDesc.fds()[i].ClonePlatformHandle().release();
if (mDmabufFds[i] < 0) {
LOGDMABUF((" failed to get DMABuf plane file descriptor: %s",
strerror(errno)));
return false;
}
mDmabufFds[i] = aDesc.fds()[i];
mWidth[i] = aDesc.width()[i];
mHeight[i] = aDesc.height()[i];
mWidthAligned[i] = aDesc.widthAligned()[i];
@ -1435,8 +1438,9 @@ bool DMABufSurfaceYUV::ImportSurfaceDescriptor(
mStrides[i] = aDesc.strides()[i];
mOffsets[i] = aDesc.offsets()[i];
mBufferModifiers[i] = aDesc.modifier()[i];
LOGDMABUF((" plane %d fd %d size %d x %d format %x", i, mDmabufFds[i],
mWidth[i], mHeight[i], mDrmFormats[i]));
LOGDMABUF((" plane %d fd %d size %d x %d format %x", i,
mDmabufFds[i]->GetHandle(), mWidth[i], mHeight[i],
mDrmFormats[i]));
}
if (aDesc.fence().Length() > 0) {
@ -1457,7 +1461,7 @@ bool DMABufSurfaceYUV::Serialize(
AutoTArray<uint32_t, DMABUF_BUFFER_PLANES> widthBytes;
AutoTArray<uint32_t, DMABUF_BUFFER_PLANES> heightBytes;
AutoTArray<uint32_t, DMABUF_BUFFER_PLANES> format;
AutoTArray<ipc::FileDescriptor, DMABUF_BUFFER_PLANES> fds;
AutoTArray<NotNull<RefPtr<gfx::FileHandleWrapper>>, DMABUF_BUFFER_PLANES> fds;
AutoTArray<uint32_t, DMABUF_BUFFER_PLANES> strides;
AutoTArray<uint32_t, DMABUF_BUFFER_PLANES> offsets;
AutoTArray<uint64_t, DMABUF_BUFFER_PLANES> modifiers;
@ -1477,7 +1481,7 @@ bool DMABufSurfaceYUV::Serialize(
widthBytes.AppendElement(mWidthAligned[i]);
heightBytes.AppendElement(mHeightAligned[i]);
format.AppendElement(mDrmFormats[i]);
fds.AppendElement(ipc::FileDescriptor(mDmabufFds[i]));
fds.AppendElement(WrapNotNull(mDmabufFds[i]));
strides.AppendElement(mStrides[i]);
offsets.AppendElement(mOffsets[i]);
modifiers.AppendElement(mBufferModifiers[i]);
@ -1525,7 +1529,7 @@ bool DMABufSurfaceYUV::CreateEGLImage(GLContext* aGLContext, int aPlane) {
attribs.AppendElement(mDrmFormats[aPlane]);
#define ADD_PLANE_ATTRIBS_NV12(plane_idx) \
attribs.AppendElement(LOCAL_EGL_DMA_BUF_PLANE##plane_idx##_FD_EXT); \
attribs.AppendElement(mDmabufFds[aPlane]); \
attribs.AppendElement(mDmabufFds[aPlane]->GetHandle()); \
attribs.AppendElement(LOCAL_EGL_DMA_BUF_PLANE##plane_idx##_OFFSET_EXT); \
attribs.AppendElement((int)mOffsets[aPlane]); \
attribs.AppendElement(LOCAL_EGL_DMA_BUF_PLANE##plane_idx##_PITCH_EXT); \

6
widget/gtk/DMABufSurface.h
View File

@ -207,7 +207,7 @@ class DMABufSurface {
uint64_t mBufferModifiers[DMABUF_BUFFER_PLANES];
int mBufferPlaneCount;
int mDmabufFds[DMABUF_BUFFER_PLANES];
RefPtr<mozilla::gfx::FileHandleWrapper> mDmabufFds[DMABUF_BUFFER_PLANES];
int32_t mDrmFormats[DMABUF_BUFFER_PLANES];
int32_t mStrides[DMABUF_BUFFER_PLANES];
int32_t mOffsets[DMABUF_BUFFER_PLANES];
@ -239,7 +239,7 @@ class DMABufSurfaceRGBA final : public DMABufSurface {
int aWidth, int aHeight);
static already_AddRefed<DMABufSurface> CreateDMABufSurface(
mozilla::UniqueFileHandle&& aFd,
RefPtr<mozilla::gfx::FileHandleWrapper>&& aFd,
const mozilla::webgpu::ffi::WGPUDMABufInfo& aDMABufInfo, int aWidth,
int aHeight);
@ -299,7 +299,7 @@ class DMABufSurfaceRGBA final : public DMABufSurface {
bool Create(const mozilla::layers::SurfaceDescriptor& aDesc) override;
bool Create(mozilla::gl::GLContext* aGLContext, const EGLImageKHR aEGLImage,
int aWidth, int aHeight);
bool Create(mozilla::UniqueFileHandle&& aFd,
bool Create(RefPtr<mozilla::gfx::FileHandleWrapper>&& aFd,
const mozilla::webgpu::ffi::WGPUDMABufInfo& aDMABufInfo,
int aWidth, int aHeight);