prx 14 drivers/crypto/omap-aes.c #define prx(num) pr_debug(#num "=%x\n", num) prx 13 drivers/crypto/omap-des.c #define prx(num) printk(#num "=%x\n", num) prx 16 drivers/crypto/omap-des.c #define prx(num) do { } while (0)