diff options
Diffstat (limited to 'src/egl/main/egldevice.c')
| -rw-r--r-- | src/egl/main/egldevice.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/egl/main/egldevice.c b/src/egl/main/egldevice.c index 49c000a0151..e285dd33fb7 100644 --- a/src/egl/main/egldevice.c +++ b/src/egl/main/egldevice.c @@ -37,6 +37,8 @@ struct _egl_device { _EGLDevice *Next; const char *extensions; + + EGLBoolean MESA_device_software; }; void @@ -47,6 +49,12 @@ _eglFiniDevice(void) /* atexit function is called with global mutex locked */ dev_list = _eglGlobal.DeviceList; + + /* The first device is static allocated SW device */ + assert(dev_list); + assert(_eglDeviceSupports(dev_list, _EGL_DEVICE_SOFTWARE)); + dev_list = dev_list->Next; + while (dev_list) { /* pop list head */ dev = dev_list; @@ -74,6 +82,11 @@ _eglCheckDeviceHandle(EGLDeviceEXT device) return (cur != NULL); } +_EGLDevice _eglSoftwareDevice = { + .extensions = "EGL_MESA_device_software", + .MESA_device_software = EGL_TRUE, +}; + /* Adds a device in DeviceList, if needed for the given fd. * * If a software device, the fd is ignored. @@ -84,6 +97,13 @@ _eglAddDevice(int fd, bool software) _EGLDevice *dev; mtx_lock(_eglGlobal.Mutex); + dev = _eglGlobal.DeviceList; + + /* The first device is always software */ + assert(dev); + assert(_eglDeviceSupports(dev, _EGL_DEVICE_SOFTWARE)); + if (software) + goto out; dev = NULL; @@ -96,6 +116,8 @@ EGLBoolean _eglDeviceSupports(_EGLDevice *dev, _EGLDeviceExtension ext) { switch (ext) { + case _EGL_DEVICE_SOFTWARE: + return dev->MESA_device_software; default: assert(0); return EGL_FALSE; @@ -140,6 +162,11 @@ _eglRefreshDeviceList(void) dev = _eglGlobal.DeviceList; + /* The first device is always software */ + assert(dev); + assert(_eglDeviceSupports(dev, _EGL_DEVICE_SOFTWARE)); + count++; + return count; } |