snd_sb_csp_microcode 102 include/sound/sb16_csp.h #define SNDRV_SB_CSP_IOCTL_LOAD_CODE _IOW('H', 0x11, struct snd_sb_csp_microcode) snd_sb_csp_microcode 230 sound/isa/sb/sb16_csp.c -EBUSY : snd_sb_csp_riff_load(p, (struct snd_sb_csp_microcode __user *) arg));