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-rw-r--r--src/libcamera/pipeline/ipu3/cio2.cpp2
-rw-r--r--src/libcamera/pipeline/ipu3/cio2.h2
-rw-r--r--src/libcamera/pipeline/ipu3/frames.cpp2
-rw-r--r--src/libcamera/pipeline/ipu3/frames.h4
-rw-r--r--src/libcamera/pipeline/ipu3/ipu3.cpp4
5 files changed, 14 insertions, 0 deletions
diff --git a/src/libcamera/pipeline/ipu3/cio2.cpp b/src/libcamera/pipeline/ipu3/cio2.cpp
index 8bbef174..1be2cbcd 100644
--- a/src/libcamera/pipeline/ipu3/cio2.cpp
+++ b/src/libcamera/pipeline/ipu3/cio2.cpp
@@ -302,6 +302,8 @@ void CIO2Device::tryReturnBuffer(FrameBuffer *buffer)
break;
}
}
+
+ bufferAvailable.emit();
}
void CIO2Device::freeBuffers()
diff --git a/src/libcamera/pipeline/ipu3/cio2.h b/src/libcamera/pipeline/ipu3/cio2.h
index 5ecc4f47..d8d4a181 100644
--- a/src/libcamera/pipeline/ipu3/cio2.h
+++ b/src/libcamera/pipeline/ipu3/cio2.h
@@ -56,6 +56,8 @@ public:
Signal<FrameBuffer *> &bufferReady() { return output_->bufferReady; }
Signal<uint32_t> &frameStart() { return csi2_->frameStart; }
+ Signal<> bufferAvailable;
+
private:
void freeBuffers();
diff --git a/src/libcamera/pipeline/ipu3/frames.cpp b/src/libcamera/pipeline/ipu3/frames.cpp
index 29d9aafc..d9a2249b 100644
--- a/src/libcamera/pipeline/ipu3/frames.cpp
+++ b/src/libcamera/pipeline/ipu3/frames.cpp
@@ -103,6 +103,8 @@ bool IPU3Frames::tryComplete(IPU3Frames::Info *info)
remove(info);
+ bufferAvailable.emit();
+
return true;
}
diff --git a/src/libcamera/pipeline/ipu3/frames.h b/src/libcamera/pipeline/ipu3/frames.h
index 4acdf48e..59e64e81 100644
--- a/src/libcamera/pipeline/ipu3/frames.h
+++ b/src/libcamera/pipeline/ipu3/frames.h
@@ -12,6 +12,8 @@
#include <queue>
#include <vector>
+#include <libcamera/signal.h>
+
namespace libcamera {
class FrameBuffer;
@@ -49,6 +51,8 @@ public:
Info *find(unsigned int id);
Info *find(FrameBuffer *buffer);
+ Signal<> bufferAvailable;
+
private:
std::queue<FrameBuffer *> availableParamBuffers_;
std::queue<FrameBuffer *> availableStatBuffers_;
diff --git a/src/libcamera/pipeline/ipu3/ipu3.cpp b/src/libcamera/pipeline/ipu3/ipu3.cpp
index 6961d498..8ae47c6d 100644
--- a/src/libcamera/pipeline/ipu3/ipu3.cpp
+++ b/src/libcamera/pipeline/ipu3/ipu3.cpp
@@ -701,6 +701,8 @@ int PipelineHandlerIPU3::allocateBuffers(Camera *camera)
data->ipa_->mapBuffers(ipaBuffers_);
data->frameInfos_.init(imgu->paramBuffers_, imgu->statBuffers_);
+ data->frameInfos_.bufferAvailable.connect(
+ data, &IPU3CameraData::queuePendingRequests);
return 0;
}
@@ -1147,6 +1149,8 @@ int PipelineHandlerIPU3::registerCameras()
*/
data->cio2_.bufferReady().connect(data.get(),
&IPU3CameraData::cio2BufferReady);
+ data->cio2_.bufferAvailable.connect(
+ data.get(), &IPU3CameraData::queuePendingRequests);
data->imgu_->input_->bufferReady.connect(&data->cio2_,
&CIO2Device::tryReturnBuffer);
data->imgu_->output_->bufferReady.connect(data.get(),