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Commit ece44b94 authored by Treehugger Robot's avatar Treehugger Robot Committed by Gerrit Code Review
Browse files

Merge "minui: Add API to support multiple connectors detection"

parents 512edf4a afd0a1b6

minui/graphics.cpp

+4 −0
Original line number Diff line number Diff line
@@ -502,3 +502,7 @@ void gr_fb_blank(bool blank, int index) { 
void gr_rotate(GRRotation rot) {

  rotation = rot;

}



bool gr_has_multiple_connectors() {

  return gr_backend->HasMultipleConnectors();

}

minui/graphics.h

+4 −1
Original line number Diff line number Diff line
@@ -40,8 +40,11 @@ class MinuiBackend { 
  // Blank (or unblank) the specific screen.

  virtual void Blank(bool blank, DrmConnector index) = 0;



  // Return true if the device supports multiple connectors.

  virtual bool HasMultipleConnectors() = 0;



  // Device cleanup when drawing is done.

  virtual ~MinuiBackend() {};

  virtual ~MinuiBackend() = default;

};



#endif  // _GRAPHICS_H_

minui/graphics_drm.cpp

+4 −0
Original line number Diff line number Diff line
@@ -200,6 +200,10 @@ void MinuiBackendDrm::Blank(bool blank, DrmConnector index) { 
  }

}



bool MinuiBackendDrm::HasMultipleConnectors() {

  return (drm[DRM_SEC].GRSurfaceDrms[0] && drm[DRM_SEC].GRSurfaceDrms[1]);

}



static drmModeCrtc* find_crtc_for_connector(int fd, drmModeRes* resources,

                                            drmModeConnector* connector) {

  // Find the encoder. If we already have one, just use it.

minui/graphics_drm.h

+1 −0
Original line number Diff line number Diff line
@@ -60,6 +60,7 @@ class MinuiBackendDrm : public MinuiBackend { 
  GRSurface* Flip() override;

  void Blank(bool) override;

  void Blank(bool blank, DrmConnector index) override;

  bool HasMultipleConnectors() override;



 private:

  void DrmDisableCrtc(int drm_fd, drmModeCrtc* crtc);

minui/graphics_fbdev.cpp

+5 −0
Original line number Diff line number Diff line
@@ -47,6 +47,11 @@ void MinuiBackendFbdev::Blank(bool blank, DrmConnector index) { 
  fprintf(stderr, "Unsupported multiple connectors, blank = %d, index = %d\n", blank, index);

}



bool MinuiBackendFbdev::HasMultipleConnectors() {

  fprintf(stderr, "Unsupported multiple connectors\n");

  return false;

}



void MinuiBackendFbdev::SetDisplayedFramebuffer(size_t n) {

  if (n > 1 || !double_buffered) return;