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card: fix has_atomic if libdrm does not have atomic support
[android/external-libkmsxx.git] / libkms++ / card.cpp
index ae41f1070f59bbddd31a4b29c1b7c3ccfa3c1d89..a0e395eb19acf40eb5ff8f76073d37444cfdd8b2 100644 (file)
 
 #include "kms++.h"
 
-#ifndef DRM_CLIENT_CAP_ATOMIC
-#define DRM_CLIENT_CAP_ATOMIC 3
-#endif
-
 using namespace std;
 
 namespace kms
@@ -42,12 +38,16 @@ Card::Card()
                m_has_universal_planes = false;
        }
 
+#ifdef DRM_CLIENT_CAP_ATOMIC
        if (getenv("LIBKMSXX_DISABLE_ATOMIC") == 0) {
                r = drmSetClientCap(m_fd, DRM_CLIENT_CAP_ATOMIC, 1);
                m_has_atomic = r == 0;
        } else {
                m_has_atomic = false;
        }
+#else
+       m_has_atomic = false;
+#endif
 
        uint64_t has_dumb;
        r = drmGetCap(fd, DRM_CAP_DUMB_BUFFER, &has_dumb);
@@ -60,17 +60,23 @@ Card::Card()
 
        for (int i = 0; i < res->count_connectors; ++i) {
                uint32_t id = res->connectors[i];
-               m_obmap[id] = new Connector(*this, id, i);
+               auto ob = new Connector(*this, id, i);
+               m_obmap[id] = ob;
+               m_connectors.push_back(ob);
        }
 
        for (int i = 0; i < res->count_crtcs; ++i) {
                uint32_t id = res->crtcs[i];
-               m_obmap[id] = new Crtc(*this, id, i);
+               auto ob = new Crtc(*this, id, i);
+               m_obmap[id] = ob;
+               m_crtcs.push_back(ob);
        }
 
        for (int i = 0; i < res->count_encoders; ++i) {
                uint32_t id = res->encoders[i];
-               m_obmap[id] = new Encoder(*this, id);
+               auto ob = new Encoder(*this, id);
+               m_obmap[id] = ob;
+               m_encoders.push_back(ob);
        }
 
        drmModeFreeResources(res);
@@ -79,7 +85,9 @@ Card::Card()
 
        for (uint i = 0; i < planeRes->count_planes; ++i) {
                uint32_t id = planeRes->planes[i];
-               m_obmap[id] = new Plane(*this, id);
+               auto ob = new Plane(*this, id);
+               m_obmap[id] = ob;
+               m_planes.push_back(ob);
        }
 
        drmModeFreePlaneResources(planeRes);
@@ -94,8 +102,11 @@ Card::Card()
                for (unsigned i = 0; i < props->count_props; ++i) {
                        uint32_t prop_id = props->props[i];
 
-                       if (m_obmap.find(prop_id) == m_obmap.end())
-                               m_obmap[prop_id] = new Property(*this, prop_id);
+                       if (m_obmap.find(prop_id) == m_obmap.end()) {
+                               auto ob = new Property(*this, prop_id);
+                               m_obmap[prop_id] = ob;
+                               m_properties.push_back(ob);
+                       }
                }
 
                drmModeFreeObjectProperties(props);
@@ -121,32 +132,9 @@ void Card::restore_modes()
                conn->restore_mode();
 }
 
-template <class T> static void print_obs(const map<uint32_t, DrmObject*>& obmap)
-{
-       for (auto pair : obmap) {
-               auto ob = pair.second;
-               if (dynamic_cast<T*>(ob)) {
-                       ob->print_short();
-                       //ob->print_props();
-               }
-       }
-}
-
-void Card::print_short() const
-{
-       print_obs<Connector>(m_obmap);
-       print_obs<Encoder>(m_obmap);
-       print_obs<Crtc>(m_obmap);
-       print_obs<Plane>(m_obmap);
-}
-
 Property* Card::get_prop(const string& name) const
 {
-       for (auto pair : m_obmap) {
-               auto prop = dynamic_cast<Property*>(pair.second);
-               if (!prop)
-                       continue;
-
+       for (auto prop : m_properties) {
                if (name == prop->name())
                        return prop;
        }
@@ -156,10 +144,8 @@ Property* Card::get_prop(const string& name) const
 
 Connector* Card::get_first_connected_connector() const
 {
-       for(auto pair : m_obmap) {
-               auto c = dynamic_cast<Connector*>(pair.second);
-
-               if (c && c->connected())
+       for(auto c : m_connectors) {
+               if (c->connected())
                        return c;
        }
 
@@ -171,29 +157,7 @@ DrmObject* Card::get_object(uint32_t id) const
        return m_obmap.at(id);
 }
 
-vector<Connector*> Card::get_connectors() const
-{
-       vector<Connector*> v;
-       for(auto pair : m_obmap) {
-               auto p = dynamic_cast<Connector*>(pair.second);
-               if (p)
-                       v.push_back(p);
-       }
-       return v;
-}
-
-vector<Plane*> Card::get_planes() const
-{
-       vector<Plane*> v;
-       for(auto pair : m_obmap) {
-               auto p = dynamic_cast<Plane*>(pair.second);
-               if (p)
-                       v.push_back(p);
-       }
-       return v;
-}
-
-vector<DrmObject*> Card::get_objects() const
+const vector<DrmObject*> Card::get_objects() const
 {
        vector<DrmObject*> v;
        for(auto pair : m_obmap)
@@ -203,17 +167,14 @@ vector<DrmObject*> Card::get_objects() const
 
 Crtc* Card::get_crtc_by_index(uint32_t idx) const
 {
-       for(auto pair : m_obmap) {
-               auto crtc = dynamic_cast<Crtc*>(pair.second);
-               if (crtc && crtc->idx() == idx)
-                       return crtc;
-       }
-       throw invalid_argument(string("Crtc #") + to_string(idx) + "not found");
+       return m_crtcs[idx];
 }
 
+Connector* Card::get_connector(uint32_t id) const { return dynamic_cast<Connector*>(get_object(id)); }
 Crtc* Card::get_crtc(uint32_t id) const { return dynamic_cast<Crtc*>(get_object(id)); }
 Encoder* Card::get_encoder(uint32_t id) const { return dynamic_cast<Encoder*>(get_object(id)); }
 Property* Card::get_prop(uint32_t id) const { return dynamic_cast<Property*>(get_object(id)); }
+Plane* Card::get_plane(uint32_t id) const { return dynamic_cast<Plane*>(get_object(id)); }
 
 std::vector<kms::Pipeline> Card::get_connected_pipelines()
 {
@@ -246,4 +207,24 @@ std::vector<kms::Pipeline> Card::get_connected_pipelines()
        return outputs;
 }
 
+static void page_flip_handler(int fd, unsigned int frame,
+                             unsigned int sec, unsigned int usec,
+                             void *data)
+{
+       auto handler = (PageFlipHandlerBase*)data;
+       double time = sec + usec / 1000000.0;
+       handler->handle_page_flip(frame, time);
+}
+
+void Card::call_page_flip_handlers()
+{
+       drmEventContext ev = {
+               .version = DRM_EVENT_CONTEXT_VERSION,
+               .vblank_handler = 0,
+               .page_flip_handler = page_flip_handler,
+       };
+
+       drmHandleEvent(fd(), &ev);
+}
+
 }