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-rw-r--r--kms++/src/card.cpp6
-rw-r--r--kms++/src/connector.cpp2
-rw-r--r--kms++/src/crtc.cpp2
-rw-r--r--kms++/src/dmabufframebuffer.cpp129
-rw-r--r--kms++/src/drmobject.cpp2
-rw-r--r--kms++/src/drmpropobject.cpp2
-rw-r--r--kms++/src/dumbframebuffer.cpp20
-rw-r--r--kms++/src/encoder.cpp2
-rw-r--r--kms++/src/extframebuffer.cpp66
-rw-r--r--kms++/src/plane.cpp2
-rw-r--r--kms++/src/videomode.cpp2
11 files changed, 144 insertions, 91 deletions
diff --git a/kms++/src/card.cpp b/kms++/src/card.cpp
index 1509a98..5b3d69e 100644
--- a/kms++/src/card.cpp
+++ b/kms++/src/card.cpp
@@ -1,9 +1,9 @@
-#include <stdio.h>
+#include <cstdio>
#include <unistd.h>
#include <fcntl.h>
#include <utility>
#include <stdexcept>
-#include <string.h>
+#include <cstring>
#include <algorithm>
#include <cerrno>
#include <algorithm>
@@ -296,7 +296,7 @@ DrmObject* Card::get_object(uint32_t id) const
return nullptr;
}
-const vector<DrmObject*> Card::get_objects() const
+std::vector<kms::DrmObject*> Card::get_objects() const
{
vector<DrmObject*> v;
for(auto pair : m_obmap)
diff --git a/kms++/src/connector.cpp b/kms++/src/connector.cpp
index a1807da..72f8777 100644
--- a/kms++/src/connector.cpp
+++ b/kms++/src/connector.cpp
@@ -1,4 +1,4 @@
-#include <stdio.h>
+#include <cstdio>
#include <iostream>
#include <unistd.h>
#include <fcntl.h>
diff --git a/kms++/src/crtc.cpp b/kms++/src/crtc.cpp
index f94216f..7ffaaff 100644
--- a/kms++/src/crtc.cpp
+++ b/kms++/src/crtc.cpp
@@ -1,4 +1,4 @@
-#include <stdio.h>
+#include <cstdio>
#include <iostream>
#include <unistd.h>
#include <fcntl.h>
diff --git a/kms++/src/dmabufframebuffer.cpp b/kms++/src/dmabufframebuffer.cpp
new file mode 100644
index 0000000..00ab94e
--- /dev/null
+++ b/kms++/src/dmabufframebuffer.cpp
@@ -0,0 +1,129 @@
+
+#include <cstring>
+#include <cerrno>
+
+#include <stdexcept>
+#include <sys/mman.h>
+#include <sys/ioctl.h>
+#include <xf86drm.h>
+#include <xf86drmMode.h>
+#include <linux/dma-buf.h>
+
+#include <kms++/kms++.h>
+
+using namespace std;
+
+namespace kms
+{
+
+DmabufFramebuffer::DmabufFramebuffer(Card& card, uint32_t width, uint32_t height, PixelFormat format,
+ vector<int> fds, vector<uint32_t> pitches, vector<uint32_t> offsets)
+ : Framebuffer(card, width, height)
+{
+ int r;
+
+ m_format = format;
+
+ const PixelFormatInfo& format_info = get_pixel_format_info(format);
+
+ m_num_planes = format_info.num_planes;
+
+ for (int i = 0; i < format_info.num_planes; ++i) {
+ FramebufferPlane& plane = m_planes[i];
+
+ plane.prime_fd = fds[i];
+
+ r = drmPrimeFDToHandle(card.fd(), fds[i], &plane.handle);
+ if (r)
+ throw invalid_argument(string("drmPrimeFDToHandle: ") + strerror(errno));
+
+ plane.stride = pitches[i];
+ plane.offset = offsets[i];
+ plane.size = plane.stride * height;
+ plane.map = 0;
+ }
+
+ uint32_t id;
+ uint32_t bo_handles[4] = { m_planes[0].handle, m_planes[1].handle, m_planes[2].handle, m_planes[3].handle };
+ r = drmModeAddFB2(card.fd(), width, height, (uint32_t)format,
+ bo_handles, pitches.data(), offsets.data(), &id, 0);
+ if (r)
+ throw invalid_argument(string("drmModeAddFB2 failed: ") + strerror(errno));
+
+ set_id(id);
+}
+
+DmabufFramebuffer::~DmabufFramebuffer()
+{
+ drmModeRmFB(card().fd(), id());
+}
+
+uint8_t* DmabufFramebuffer::map(unsigned plane)
+{
+ FramebufferPlane& p = m_planes[plane];
+
+ if (p.map)
+ return p.map;
+
+ p.map = (uint8_t *)mmap(0, p.size, PROT_READ | PROT_WRITE, MAP_SHARED,
+ p.prime_fd, 0);
+ if (p.map == MAP_FAILED)
+ throw invalid_argument(string("mmap failed: ") + strerror(errno));
+
+ return p.map;
+}
+
+int DmabufFramebuffer::prime_fd(unsigned plane)
+{
+ FramebufferPlane& p = m_planes[plane];
+
+ return p.prime_fd;
+}
+
+void DmabufFramebuffer::begin_cpu_access(CpuAccess access)
+{
+ if (m_sync_flags != 0)
+ throw runtime_error("begin_cpu sync already started");
+
+ switch (access) {
+ case CpuAccess::Read:
+ m_sync_flags = DMA_BUF_SYNC_READ;
+ break;
+ case CpuAccess::Write:
+ m_sync_flags = DMA_BUF_SYNC_WRITE;
+ break;
+ case CpuAccess::ReadWrite:
+ m_sync_flags = DMA_BUF_SYNC_RW;
+ break;
+ }
+
+ dma_buf_sync dbs {
+ .flags = DMA_BUF_SYNC_START | m_sync_flags
+ };
+
+ for (uint32_t p = 0; p < m_num_planes; ++p) {
+ int r = ioctl(prime_fd(p), DMA_BUF_IOCTL_SYNC, &dbs);
+ if (r)
+ throw runtime_error("DMA_BUF_IOCTL_SYNC failed");
+ }
+}
+
+void DmabufFramebuffer::end_cpu_access()
+{
+ if (m_sync_flags == 0)
+ throw runtime_error("begin_cpu sync not started");
+
+ dma_buf_sync dbs {
+ .flags = DMA_BUF_SYNC_END | m_sync_flags
+ };
+
+ for (uint32_t p = 0; p < m_num_planes; ++p) {
+ int r = ioctl(prime_fd(p), DMA_BUF_IOCTL_SYNC, &dbs);
+ if (r)
+ throw runtime_error("DMA_BUF_IOCTL_SYNC failed");
+ }
+
+ m_sync_flags = 0;
+}
+
+}
diff --git a/kms++/src/drmobject.cpp b/kms++/src/drmobject.cpp
index f94fc5d..9c0f5ae 100644
--- a/kms++/src/drmobject.cpp
+++ b/kms++/src/drmobject.cpp
@@ -1,4 +1,4 @@
-#include <string.h>
+#include <cstring>
#include <iostream>
#include <stdexcept>
diff --git a/kms++/src/drmpropobject.cpp b/kms++/src/drmpropobject.cpp
index f91f913..74f8848 100644
--- a/kms++/src/drmpropobject.cpp
+++ b/kms++/src/drmpropobject.cpp
@@ -1,4 +1,4 @@
-#include <string.h>
+#include <cstring>
#include <iostream>
#include <stdexcept>
diff --git a/kms++/src/dumbframebuffer.cpp b/kms++/src/dumbframebuffer.cpp
index 4419687..2b74c35 100644
--- a/kms++/src/dumbframebuffer.cpp
+++ b/kms++/src/dumbframebuffer.cpp
@@ -28,16 +28,6 @@ DumbFramebuffer::DumbFramebuffer(Card &card, uint32_t width, uint32_t height, co
DumbFramebuffer::DumbFramebuffer(Card& card, uint32_t width, uint32_t height, PixelFormat format)
:Framebuffer(card, width, height), m_format(format)
{
- Create();
-}
-
-DumbFramebuffer::~DumbFramebuffer()
-{
- Destroy();
-}
-
-void DumbFramebuffer::Create()
-{
int r;
const PixelFormatInfo& format_info = get_pixel_format_info(m_format);
@@ -50,10 +40,10 @@ void DumbFramebuffer::Create()
/* create dumb buffer */
struct drm_mode_create_dumb creq = drm_mode_create_dumb();
- creq.width = width();
- creq.height = height() / pi.ysub;
+ creq.width = width;
+ creq.height = height / pi.ysub;
creq.bpp = pi.bitspp;
- r = drmIoctl(card().fd(), DRM_IOCTL_MODE_CREATE_DUMB, &creq);
+ r = drmIoctl(card.fd(), DRM_IOCTL_MODE_CREATE_DUMB, &creq);
if (r)
throw invalid_argument(string("DRM_IOCTL_MODE_CREATE_DUMB failed: ") + strerror(errno));
@@ -70,7 +60,7 @@ void DumbFramebuffer::Create()
uint32_t pitches[4] = { m_planes[0].stride, m_planes[1].stride };
uint32_t offsets[4] = { m_planes[0].offset, m_planes[1].offset };
uint32_t id;
- r = drmModeAddFB2(card().fd(), width(), height(), (uint32_t)format(),
+ r = drmModeAddFB2(card.fd(), width, height, (uint32_t)format,
bo_handles, pitches, offsets, &id, 0);
if (r)
throw invalid_argument(string("drmModeAddFB2 failed: ") + strerror(errno));
@@ -78,7 +68,7 @@ void DumbFramebuffer::Create()
set_id(id);
}
-void DumbFramebuffer::Destroy()
+DumbFramebuffer::~DumbFramebuffer()
{
/* delete framebuffer */
drmModeRmFB(card().fd(), id());
diff --git a/kms++/src/encoder.cpp b/kms++/src/encoder.cpp
index bfb2ea8..30a241a 100644
--- a/kms++/src/encoder.cpp
+++ b/kms++/src/encoder.cpp
@@ -1,4 +1,4 @@
-#include <stdio.h>
+#include <cstdio>
#include <iostream>
#include <unistd.h>
#include <fcntl.h>
diff --git a/kms++/src/extframebuffer.cpp b/kms++/src/extframebuffer.cpp
index 12e59b7..28cc138 100644
--- a/kms++/src/extframebuffer.cpp
+++ b/kms++/src/extframebuffer.cpp
@@ -28,7 +28,6 @@ ExtFramebuffer::ExtFramebuffer(Card& card, uint32_t width, uint32_t height, Pixe
FramebufferPlane& plane = m_planes[i];
plane.handle = handles[i];
- plane.prime_fd = 0;
plane.stride = pitches[i];
plane.offset = offsets[i];
@@ -44,74 +43,9 @@ ExtFramebuffer::ExtFramebuffer(Card& card, uint32_t width, uint32_t height, Pixe
set_id(id);
}
-ExtFramebuffer::ExtFramebuffer(Card& card, uint32_t width, uint32_t height, PixelFormat format,
- vector<int> fds, vector<uint32_t> pitches, vector<uint32_t> offsets)
- : Framebuffer(card, width, height)
-{
- int r;
-
- m_format = format;
-
- const PixelFormatInfo& format_info = get_pixel_format_info(format);
-
- m_num_planes = format_info.num_planes;
-
- for (int i = 0; i < format_info.num_planes; ++i) {
- FramebufferPlane& plane = m_planes[i];
-
- plane.prime_fd = fds[i];
-
- r = drmPrimeFDToHandle(card.fd(), fds[i], &plane.handle);
- if (r)
- throw invalid_argument(string("drmPrimeFDToHandle: ") + strerror(errno));
-
- plane.stride = pitches[i];
- plane.offset = offsets[i];
- plane.size = plane.stride * height;
- plane.map = 0;
- }
-
- uint32_t id;
- uint32_t bo_handles[4] = { m_planes[0].handle, m_planes[1].handle };
- r = drmModeAddFB2(card.fd(), width, height, (uint32_t)format,
- bo_handles, pitches.data(), offsets.data(), &id, 0);
- if (r)
- throw invalid_argument(string("drmModeAddFB2 failed: ") + strerror(errno));
-
- set_id(id);
-}
-
ExtFramebuffer::~ExtFramebuffer()
{
drmModeRmFB(card().fd(), id());
}
-uint8_t* ExtFramebuffer::map(unsigned plane)
-{
- FramebufferPlane& p = m_planes[plane];
-
- if (!p.prime_fd)
- throw invalid_argument("cannot mmap non-dmabuf fb");
-
- if (p.map)
- return p.map;
-
- p.map = (uint8_t *)mmap(0, p.size, PROT_READ | PROT_WRITE, MAP_SHARED,
- p.prime_fd, 0);
- if (p.map == MAP_FAILED)
- throw invalid_argument(string("mmap failed: ") + strerror(errno));
-
- return p.map;
-}
-
-int ExtFramebuffer::prime_fd(unsigned plane)
-{
- FramebufferPlane& p = m_planes[plane];
-
- if (!p.prime_fd)
- throw invalid_argument("no primefb for non-dmabuf fb");
-
- return p.prime_fd;
-}
-
}
diff --git a/kms++/src/plane.cpp b/kms++/src/plane.cpp
index f68c8d0..b040884 100644
--- a/kms++/src/plane.cpp
+++ b/kms++/src/plane.cpp
@@ -1,4 +1,4 @@
-#include <stdio.h>
+#include <cstdio>
#include <iostream>
#include <unistd.h>
#include <fcntl.h>
diff --git a/kms++/src/videomode.cpp b/kms++/src/videomode.cpp
index 7099898..b53f0c0 100644
--- a/kms++/src/videomode.cpp
+++ b/kms++/src/videomode.cpp
@@ -1,6 +1,6 @@
#include <xf86drm.h>
#include <xf86drmMode.h>
-#include <math.h>
+#include <cmath>
#include <sstream>
#include <fmt/format.h>
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-28 19:42:55 +0000