cudbg_clk_info
struct cudbg_clk_info *clk_info_buff;
rc = cudbg_get_buff(pdbg_init, dbg_buff, sizeof(struct cudbg_clk_info),
clk_info_buff = (struct cudbg_clk_info *)temp_buff.data;
len = sizeof(struct cudbg_clk_info);