patch_key
static void rtl_patch_key_set(struct r8152 *tp, u16 key_addr, u16 patch_key)
if (patch_key && key_addr) {
sram_write(tp, key_addr, patch_key);
rtl_pre_ram_code(struct r8152 *tp, u16 key_addr, u16 patch_key, bool wait)
rtl_patch_key_set(tp, key_addr, patch_key);
patch_key(i, ctx.skel->bss->key);
patch_key(index);