/* * sound/oss/dev_table.c * * Device call tables. * * * Copyright (C) by Hannu Savolainen 1993-1997 * * OSS/Free for Linux is distributed under the GNU GENERAL PUBLIC LICENSE (GPL) * Version 2 (June 1991). See the "COPYING" file distributed with this software * for more info. */ #include #include "sound_config.h" struct audio_operations *audio_devs[MAX_AUDIO_DEV]; EXPORT_SYMBOL(audio_devs); int num_audiodevs; EXPORT_SYMBOL(num_audiodevs); struct mixer_operations *mixer_devs[MAX_MIXER_DEV]; EXPORT_SYMBOL(mixer_devs); int num_mixers; EXPORT_SYMBOL(num_mixers); struct synth_operations *synth_devs[MAX_SYNTH_DEV+MAX_MIDI_DEV]; EXPORT_SYMBOL(synth_devs); int num_synths; struct midi_operations *midi_devs[MAX_MIDI_DEV]; EXPORT_SYMBOL(midi_devs); int num_midis; EXPORT_SYMBOL(num_midis); struct sound_timer_operations *sound_timer_devs[MAX_TIMER_DEV] = { &default_sound_timer, NULL }; EXPORT_SYMBOL(sound_timer_devs); int num_sound_timers = 1; static int sound_alloc_audiodev(void); int sound_install_audiodrv(int vers, char *name, struct audio_driver *driver, int driver_size, int flags, unsigned int format_mask, void *devc, int dma1, int dma2) { struct audio_driver *d; struct audio_operations *op; int num; if (vers != AUDIO_DRIVER_VERSION || driver_size > sizeof(struct audio_driver)) { printk(KERN_ERR "Sound: Incompatible audio driver for %s\n", name); return -EINVAL; } num = sound_alloc_audiodev(); if (num == -1) { printk(KERN_ERR "sound: Too many audio drivers\n"); return -EBUSY; } d = (struct audio_driver *) (sound_mem_blocks[sound_nblocks] = vmalloc(sizeof(struct audio_driver))); sound_nblocks++; if (sound_nblocks >= MAX_MEM_BLOCKS) sound_nblocks = MAX_MEM_BLOCKS - 1; op = (struct audio_operations *) (sound_mem_blocks[sound_nblocks] = vzalloc(sizeof(struct audio_operations))); sound_nblocks++; if (sound_nblocks >= MAX_MEM_BLOCKS) sound_nblocks = MAX_MEM_BLOCKS - 1; if (d == NULL || op == NULL) { printk(KERN_ERR "Sound: Can't allocate driver for (%s)\n", name); sound_unload_audiodev(num); return -ENOMEM; } init_waitqueue_head(&op->in_sleeper); init_waitqueue_head(&op->out_sleeper); init_waitqueue_head(&op->poll_sleeper); if (driver_size < sizeof(struct audio_driver)) memset((char *) d, 0, sizeof(struct audio_driver)); memcpy((char *) d, (char *) driver, driver_size); op->d = d; strlcpy(op->name, name, sizeof(op->name)); op->flags = flags; op->format_mask = format_mask; op->devc = devc; /* * Hardcoded defaults */ audio_devs[num] = op; DMAbuf_init(num, dma1, dma2); audio_init_devices(); return num; } EXPORT_SYMBOL(sound_install_audiodrv); int sound_install_mixer(int vers, char *name, struct mixer_operations *driver, int driver_size, void *devc) { struct mixer_operations *op; int n = sound_alloc_mixerdev(); if (n == -1) { printk(KERN_ERR "Sound: Too many mixer drivers\n"); return -EBUSY; } if (vers != MIXER_DRIVER_VERSION || driver_size > sizeof(struct mixer_operations)) { printk(KERN_ERR "Sound: Incompatible mixer driver for %s\n", name); return -EINVAL; } /* FIXME: This leaks a mixer_operations struct every time its called until you unload sound! */ op = (struct mixer_operations *) (sound_mem_blocks[sound_nblocks] = vzalloc(sizeof(struct mixer_operations))); sound_nblocks++; if (sound_nblocks >= MAX_MEM_BLOCKS) sound_nblocks = MAX_MEM_BLOCKS - 1; if (op == NULL) { printk(KERN_ERR "Sound: Can't allocate mixer driver for (%s)\n", name); return -ENOMEM; } memcpy((char *) op, (char *) driver, driver_size); strlcpy(op->name, name, sizeof(op->name)); op->devc = devc; mixer_devs[n] = op; return n; } EXPORT_SYMBOL(sound_install_mixer); void sound_unload_audiodev(int dev) { if (dev != -1) { DMAbuf_deinit(dev); audio_devs[dev] = NULL; unregister_sound_dsp((dev<<4)+3); } } EXPORT_SYMBOL(sound_unload_audiodev); static int sound_alloc_audiodev(void) { int i = register_sound_dsp(&oss_sound_fops, -1); if(i==-1) return i; i>>=4; if(i>=num_audiodevs) num_audiodevs = i + 1; return i; } int sound_alloc_mididev(void) { int i = register_sound_midi(&oss_sound_fops, -1); if(i==-1) return i; i>>=4; if(i>=num_midis) num_midis = i + 1; return i; } EXPORT_SYMBOL(sound_alloc_mididev); int sound_alloc_synthdev(void) { int i; for (i = 0; i < MAX_SYNTH_DEV; i++) { if (synth_devs[i] == NULL) { if (i >= num_synths) num_synths++; return i; } } return -1; } EXPORT_SYMBOL(sound_alloc_synthdev); int sound_alloc_mixerdev(void) { int i = register_sound_mixer(&oss_sound_fops, -1); if(i==-1) return -1; i>>=4; if(i>=num_mixers) num_mixers = i + 1; return i; } EXPORT_SYMBOL(sound_alloc_mixerdev); int sound_alloc_timerdev(void) { int i; for (i = 0; i < MAX_TIMER_DEV; i++) { if (sound_timer_devs[i] == NULL) { if (i >= num_sound_timers) num_sound_timers++; return i; } } return -1; } EXPORT_SYMBOL(sound_alloc_timerdev); void sound_unload_mixerdev(int dev) { if (dev != -1) { mixer_devs[dev] = NULL; unregister_sound_mixer(dev<<4); num_mixers--; } } EXPORT_SYMBOL(sound_unload_mixerdev); void sound_unload_mididev(int dev) { if (dev != -1) { midi_devs[dev] = NULL; unregister_sound_midi((dev<<4)+2); } } EXPORT_SYMBOL(sound_unload_mididev); void sound_unload_synthdev(int dev) { if (dev != -1) synth_devs[dev] = NULL; } EXPORT_SYMBOL(sound_unload_synthdev); void sound_unload_timerdev(int dev) { if (dev != -1) sound_timer_devs[dev] = NULL; } EXPORT_SYMBOL(sound_unload_timerdev); 040764adcb5cb6de1489422411d701c158bb69'>d6040764adcb5cb6de1489422411d701c158bb69 (diff)
crypto: arm64/aes-blk - honour iv_out requirement in CBC and CTR modes
Update the ARMv8 Crypto Extensions and the plain NEON AES implementations in CBC and CTR modes to return the next IV back to the skcipher API client. This is necessary for chaining to work correctly. Note that for CTR, this is only done if the request is a round multiple of the block size, since otherwise, chaining is impossible anyway. Cc: <stable@vger.kernel.org> # v3.16+ Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'net/sched/sch_codel.c')