android 6735的显示控制路径

zangcf

[  221.297305]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.297321]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.297390]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.305555]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_frame_update_irq_callback

[  221.305572]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_get_context

[  221.305595]<1>-(0)[0:swapper/0][zcfdebug DISP]func|update_frm_seq_info

[  221.314063]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_frame_update_irq_callback

[  221.314080]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_get_context

[  221.314096]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_is_decouple_mode

[  221.314211]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_is_video_mode

[  221.314227]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_get_context

[  221.314242]<1>-(0)[0:swapper/0][zcfdebug DISP]func|disp_lcm_is_video_mode

[  221.314325]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_frame_update_irq_callback

[  221.314415]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.314433]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.314469]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_primary_path_lock

[  221.314493]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.314516]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.314534]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_primary_path_unlock

[  221.314550]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.314567]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.314637]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.322806]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_frame_update_irq_callback

[  221.322823]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_get_context

[  221.322839]<1>-(0)[0:swapper/0][zcfdebug DISP]func|update_frm_seq_info

[  221.331315]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_frame_update_irq_callback

[  221.331332]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_get_context

[  221.331347]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_is_decouple_mode

[  221.331462]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_is_video_mode

[  221.331478]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_get_context

[  221.331495]<1>-(0)[0:swapper/0][zcfdebug DISP]func|disp_lcm_is_video_mode

[  221.331577]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_frame_update_irq_callback

[  221.331677]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.331696]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.331732]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_primary_path_lock

[  221.331755]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.331779]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.331797]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_primary_path_unlock

[  221.331814]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.331830]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.331900]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.340054]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_frame_update_irq_callback

[  221.340070]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_get_context

[  221.340087]<1>-(0)[0:swapper/0][zcfdebug DISP]func|update_frm_seq_info

[  221.348559]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_frame_update_irq_callback

[  221.348576]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_get_context

[  221.348592]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_is_decouple_mode

[  221.348730]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_is_video_mode

[  221.348745]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_get_context

[  221.348761]<1>-(0)[0:swapper/0][zcfdebug DISP]func|disp_lcm_is_video_mode

[  221.348842]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_frame_update_irq_callback

[  221.349092]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.349110]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.349144]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_primary_path_lock

[  221.349168]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.349192]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.349210]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_primary_path_unlock

[  221.349226]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.349243]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.349319]<1>.(0)[80:present_fence_w][zcfdebug DISP]func|_get_context

[  221.357306]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_frame_update_irq_callback

[  221.357323]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_get_context

[  221.357339]<1>-(0)[0:swapper/0][zcfdebug DISP]func|update_frm_seq_info

[  221.365812]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_frame_update_irq_callback

[  221.365828]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_get_context

[  221.365843]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_is_decouple_mode

[  221.365957]<1>-(0)[0:swapper/0][zcfdebug DISP]func|primary_display_is_video_mode

[  221.365974]<1>-(0)[0:swapper/0][zcfdebug DISP]func|_get_context

[  221.365991]<1>-(0)[0:swapper/0][zcfdebug DISP]func|disp_lcm_is_video_mode

zangcf

then find every framebuffer: framebuffer_va
and copy