SAM_MHz
p->sam_mhz = gfx_info[SAM_MHz].val;
case SAM_MHz:
snapshot_graphics(SAM_MHz);
set_graphics_fp("/sys/class/drm/card0/device/tile0/gt0/freq0/cur_freq", gt0_is_gt ? GFX_MHz : SAM_MHz);
set_graphics_fp("/sys/class/drm/card0/device/tile0/gt1/freq0/cur_freq", gt0_is_gt ? SAM_MHz : GFX_MHz);
set_graphics_fp(path, SAM_MHz);
if (gfx_info[SAM_MHz].fp)