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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "ui/ozone/platform/drm/common/client_native_pixmap_factory_gbm.h" | 5 #include "ui/ozone/platform/drm/common/client_native_pixmap_factory_gbm.h" |
6 | 6 |
7 #include "base/file_descriptor_posix.h" | 7 #include "base/file_descriptor_posix.h" |
8 #include "ui/gfx/native_pixmap_handle_ozone.h" | |
8 #include "ui/ozone/public/client_native_pixmap_factory.h" | 9 #include "ui/ozone/public/client_native_pixmap_factory.h" |
9 | 10 |
11 #if defined(OZONE_USE_VGEM_MAP) | |
12 #include <fcntl.h> | |
13 #include "ui/ozone/platform/drm/gpu/client_native_pixmap_vgem.h" | |
14 #endif | |
15 | |
10 namespace ui { | 16 namespace ui { |
11 | 17 |
12 namespace { | 18 namespace { |
13 | 19 |
14 class ClientNativePixmapFactoryGbm : public ClientNativePixmapFactory { | 20 class ClientNativePixmapFactoryGbm : public ClientNativePixmapFactory { |
15 public: | 21 public: |
16 ClientNativePixmapFactoryGbm() {} | 22 ClientNativePixmapFactoryGbm() { |
23 #if defined(OZONE_USE_VGEM_MAP) | |
24 // TODO(dshwang): remove ad-hoc file open. crrev.com/1248713002 | |
25 static const char kVgemPath[] = "/dev/dri/renderD129"; | |
26 int vgem_fd = open(kVgemPath, O_RDWR | O_CLOEXEC); | |
27 vgem_fd_.reset(vgem_fd); | |
28 DCHECK_GE(vgem_fd_.get(), 0) << "Failed to open: " << kVgemPath; | |
29 #endif | |
30 } | |
17 ~ClientNativePixmapFactoryGbm() override {} | 31 ~ClientNativePixmapFactoryGbm() override {} |
18 | 32 |
19 // ClientNativePixmapFactory: | 33 // ClientNativePixmapFactory: |
20 std::vector<Configuration> GetSupportedConfigurations() const override { | 34 std::vector<Configuration> GetSupportedConfigurations() const override { |
21 const Configuration kConfiguratioins[] = { | 35 const Configuration kConfiguratioins[] = { |
22 {gfx::BufferFormat::BGRA_8888, gfx::BufferUsage::SCANOUT}, | 36 {gfx::BufferFormat::BGRA_8888, gfx::BufferUsage::SCANOUT}, |
23 {gfx::BufferFormat::RGBX_8888, gfx::BufferUsage::SCANOUT}}; | 37 {gfx::BufferFormat::RGBX_8888, gfx::BufferUsage::SCANOUT}}; |
24 std::vector<Configuration> configurations( | 38 std::vector<Configuration> configurations( |
25 kConfiguratioins, kConfiguratioins + arraysize(kConfiguratioins)); | 39 kConfiguratioins, kConfiguratioins + arraysize(kConfiguratioins)); |
40 #if defined(OZONE_USE_VGEM_MAP) | |
41 // Map requires VGEM supports. | |
42 DCHECK_GE(vgem_fd_.get(), 0); | |
43 configurations.push_back( | |
44 {gfx::BufferFormat::BGRA_8888, gfx::BufferUsage::MAP}); | |
45 #endif | |
26 return configurations; | 46 return configurations; |
27 } | 47 } |
28 scoped_ptr<ClientNativePixmap> ImportFromHandle( | 48 scoped_ptr<ClientNativePixmap> ImportFromHandle( |
29 const gfx::NativePixmapHandle& handle, | 49 const gfx::NativePixmapHandle& handle, |
30 const gfx::Size& size, | 50 const gfx::Size& size, |
31 gfx::BufferFormat format, | 51 gfx::BufferFormat format, |
32 gfx::BufferUsage usage) override { | 52 gfx::BufferUsage usage) override { |
33 NOTIMPLEMENTED(); | 53 DCHECK(IsConfigurationSupported(format, usage)); |
54 DCHECK(handle.fd.auto_close); | |
55 base::ScopedFD close_fd(handle.fd.fd); | |
reveman
2015/08/11 20:15:16
it's a bit weird to reach into the fd and check au
dshwang
2015/08/12 08:57:35
It's being handled in https://codereview.chromium.
| |
56 | |
57 if (usage == gfx::BufferUsage::SCANOUT) | |
58 return nullptr; | |
59 | |
60 #if defined(OZONE_USE_VGEM_MAP) | |
61 DCHECK_GE(vgem_fd_.get(), 0); | |
62 return ClientNativePixmapVgem::Create( | |
63 handle, base::FileDescriptor(vgem_fd_.get(), false), size); | |
64 #else | |
65 NOTREACHED(); | |
34 return nullptr; | 66 return nullptr; |
67 #endif | |
35 } | 68 } |
36 | 69 |
37 private: | 70 private: |
71 bool IsConfigurationSupported(gfx::BufferFormat format, | |
72 gfx::BufferUsage usage) { | |
73 std::vector<Configuration> configurations(GetSupportedConfigurations()); | |
74 for (auto& configuration : configurations) { | |
75 if (configuration.format == format && configuration.usage == usage) | |
76 return true; | |
77 } | |
78 return false; | |
79 } | |
80 | |
81 #if defined(OZONE_USE_VGEM_MAP) | |
82 base::ScopedFD vgem_fd_; | |
83 #endif | |
84 | |
38 DISALLOW_COPY_AND_ASSIGN(ClientNativePixmapFactoryGbm); | 85 DISALLOW_COPY_AND_ASSIGN(ClientNativePixmapFactoryGbm); |
39 }; | 86 }; |
40 | 87 |
41 } // namespace | 88 } // namespace |
42 | 89 |
43 ClientNativePixmapFactory* CreateClientNativePixmapFactoryGbm() { | 90 ClientNativePixmapFactory* CreateClientNativePixmapFactoryGbm() { |
44 return new ClientNativePixmapFactoryGbm(); | 91 return new ClientNativePixmapFactoryGbm(); |
45 } | 92 } |
46 | 93 |
47 } // namespace ui | 94 } // namespace ui |
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