i915_perf_add_config_ioctl 2853 drivers/gpu/drm/i915/i915_drv.c DRM_IOCTL_DEF_DRV(I915_PERF_ADD_CONFIG, i915_perf_add_config_ioctl, DRM_RENDER_ALLOW), i915_perf_add_config_ioctl 24 drivers/gpu/drm/i915/i915_perf.h int i915_perf_add_config_ioctl(struct drm_device *dev, void *data,