msm_framebuffer_prepare
ret = msm_framebuffer_prepare(job->fb, false);
ret = msm_framebuffer_prepare(new_state->fb, pstate->needs_dirtyfb);
return msm_framebuffer_prepare(new_state->fb, false);
return msm_framebuffer_prepare(new_state->fb, needs_dirtyfb);
int msm_framebuffer_prepare(struct drm_framebuffer *fb, bool needs_dirtyfb);