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ALSA: Kill snd_assert() in sound/pci/* 

Kill snd_assert() in sound/pci/*, either removed or replaced with
if () with snd_BUG_ON().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Takashi Iwai 2008-08-08 17:12:14 +02:00 committed by Jaroslav Kysela
parent 622207dc31
commit da3cec35dd
70 changed files with 632 additions and 361 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
sound/pci/ac97/ac97_codec.c
View File

@ -1890,8 +1890,8 @@ int snd_ac97_bus(struct snd_card *card, int num, struct snd_ac97_bus_ops *ops,
.dev_free = snd_ac97_bus_dev_free,
};
snd_assert(card != NULL, return -EINVAL);
snd_assert(rbus != NULL, return -EINVAL);
if (snd_BUG_ON(!card))
return -EINVAL;
bus = kzalloc(sizeof(*bus), GFP_KERNEL);
if (bus == NULL)
return -ENOMEM;
@ -1906,7 +1906,8 @@ int snd_ac97_bus(struct snd_card *card, int num, struct snd_ac97_bus_ops *ops,
snd_ac97_bus_free(bus);
return err;
}
*rbus = bus;
if (rbus)
*rbus = bus;
return 0;
}
@ -1991,10 +1992,14 @@ int snd_ac97_mixer(struct snd_ac97_bus *bus, struct snd_ac97_template *template,
.dev_disconnect = snd_ac97_dev_disconnect,
};
snd_assert(rac97 != NULL, return -EINVAL);
*rac97 = NULL;
snd_assert(bus != NULL && template != NULL, return -EINVAL);
snd_assert(template->num < 4 && bus->codec[template->num] == NULL, return -EINVAL);
if (rac97)
*rac97 = NULL;
if (snd_BUG_ON(!bus || !template))
return -EINVAL;
if (snd_BUG_ON(template->num >= 4))
return -EINVAL;
if (bus->codec[template->num])
return -EBUSY;
card = bus->card;
ac97 = kzalloc(sizeof(*ac97), GFP_KERNEL);

6
sound/pci/ad1889.c
View File

@ -549,7 +549,8 @@ snd_ad1889_playback_pointer(struct snd_pcm_substream *ss)
ptr = ad1889_readl(chip, AD_DMA_WAVCA);
ptr -= chip->wave.addr;
snd_assert((ptr >= 0) && (ptr < chip->wave.size), return 0);
if (snd_BUG_ON(ptr >= chip->wave.size))
return 0;
return bytes_to_frames(ss->runtime, ptr);
}
@ -567,7 +568,8 @@ snd_ad1889_capture_pointer(struct snd_pcm_substream *ss)
ptr = ad1889_readl(chip, AD_DMA_ADCCA);
ptr -= chip->ramc.addr;
snd_assert((ptr >= 0) && (ptr < chip->ramc.size), return 0);
if (snd_BUG_ON(ptr >= chip->ramc.size))
return 0;
return bytes_to_frames(ss->runtime, ptr);
}

10
sound/pci/ak4531_codec.c
View File

@ -392,9 +392,10 @@ int __devinit snd_ak4531_mixer(struct snd_card *card,
.dev_free = snd_ak4531_dev_free,
};
snd_assert(rak4531 != NULL, return -EINVAL);
*rak4531 = NULL;
snd_assert(card != NULL && _ak4531 != NULL, return -EINVAL);
if (snd_BUG_ON(!card || !_ak4531))
return -EINVAL;
if (rak4531)
*rak4531 = NULL;
ak4531 = kzalloc(sizeof(*ak4531), GFP_KERNEL);
if (ak4531 == NULL)
return -ENOMEM;
@ -428,7 +429,8 @@ int __devinit snd_ak4531_mixer(struct snd_card *card,
#if 0
snd_ak4531_dump(ak4531);
#endif
*rak4531 = ak4531;
if (rak4531)
*rak4531 = ak4531;
return 0;
}

10
sound/pci/atiixp.c
View File

@ -722,7 +722,9 @@ static int snd_atiixp_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
struct atiixp_dma *dma = substream->runtime->private_data;
int err = 0;
snd_assert(dma->ops->enable_transfer && dma->ops->flush_dma, return -EINVAL);
if (snd_BUG_ON(!dma->ops->enable_transfer ||
!dma->ops->flush_dma))
return -EINVAL;
spin_lock(&chip->reg_lock);
switch (cmd) {
@ -1032,7 +1034,8 @@ static int snd_atiixp_pcm_open(struct snd_pcm_substream *substream,
struct snd_pcm_runtime *runtime = substream->runtime;
int err;
snd_assert(dma->ops && dma->ops->enable_dma, return -EINVAL);
if (snd_BUG_ON(!dma->ops || !dma->ops->enable_dma))
return -EINVAL;
if (dma->opened)
return -EBUSY;
@ -1064,7 +1067,8 @@ static int snd_atiixp_pcm_close(struct snd_pcm_substream *substream,
{
struct atiixp *chip = snd_pcm_substream_chip(substream);
/* disable DMA bits */
snd_assert(dma->ops && dma->ops->enable_dma, return -EINVAL);
if (snd_BUG_ON(!dma->ops || !dma->ops->enable_dma))
return -EINVAL;
spin_lock_irq(&chip->reg_lock);
dma->ops->enable_dma(chip, 0);
spin_unlock_irq(&chip->reg_lock);

10
sound/pci/atiixp_modem.c
View File

@ -674,7 +674,9 @@ static int snd_atiixp_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
struct atiixp_dma *dma = substream->runtime->private_data;
int err = 0;
snd_assert(dma->ops->enable_transfer && dma->ops->flush_dma, return -EINVAL);
if (snd_BUG_ON(!dma->ops->enable_transfer ||
!dma->ops->flush_dma))
return -EINVAL;
spin_lock(&chip->reg_lock);
switch(cmd) {
@ -865,7 +867,8 @@ static int snd_atiixp_pcm_open(struct snd_pcm_substream *substream,
.mask = 0,
};
snd_assert(dma->ops && dma->ops->enable_dma, return -EINVAL);
if (snd_BUG_ON(!dma->ops || !dma->ops->enable_dma))
return -EINVAL;
if (dma->opened)
return -EBUSY;
@ -895,7 +898,8 @@ static int snd_atiixp_pcm_close(struct snd_pcm_substream *substream,
{
struct atiixp_modem *chip = snd_pcm_substream_chip(substream);
/* disable DMA bits */
snd_assert(dma->ops && dma->ops->enable_dma, return -EINVAL);
if (snd_BUG_ON(!dma->ops || !dma->ops->enable_dma))
return -EINVAL;
spin_lock_irq(&chip->reg_lock);
dma->ops->enable_dma(chip, 0);
spin_unlock_irq(&chip->reg_lock);

6
sound/pci/azt3328.c
View File

@ -816,7 +816,8 @@ snd_azf3328_mixer_new(struct snd_azf3328 *chip)
int err;
snd_azf3328_dbgcallenter();
snd_assert(chip != NULL && chip->card != NULL, return -EINVAL);
if (snd_BUG_ON(!chip || !chip->card))
return -EINVAL;
card = chip->card;
@ -1471,7 +1472,8 @@ snd_azf3328_gameport_cooked_read(struct gameport *gameport,
u8 val;
unsigned long flags;
snd_assert(chip, return 0);
if (snd_BUG_ON(!chip))
return 0;
spin_lock_irqsave(&chip->reg_lock, flags);
val = snd_azf3328_game_inb(chip, IDX_GAME_LEGACY_COMPATIBLE);

20
sound/pci/ca0106/ca_midi.c
View File

@ -125,7 +125,8 @@ static int ca_midi_input_open(struct snd_rawmidi_substream *substream)
struct snd_ca_midi *midi = substream->rmidi->private_data;
unsigned long flags;
snd_assert(midi->dev_id, return -ENXIO);
if (snd_BUG_ON(!midi->dev_id))
return -ENXIO;
spin_lock_irqsave(&midi->open_lock, flags);
midi->midi_mode |= CA_MIDI_MODE_INPUT;
midi->substream_input = substream;
@ -144,7 +145,8 @@ static int ca_midi_output_open(struct snd_rawmidi_substream *substream)
struct snd_ca_midi *midi = substream->rmidi->private_data;
unsigned long flags;
snd_assert(midi->dev_id, return -ENXIO);
if (snd_BUG_ON(!midi->dev_id))
return -ENXIO;
spin_lock_irqsave(&midi->open_lock, flags);
midi->midi_mode |= CA_MIDI_MODE_OUTPUT;
midi->substream_output = substream;
@ -163,7 +165,8 @@ static int ca_midi_input_close(struct snd_rawmidi_substream *substream)
struct snd_ca_midi *midi = substream->rmidi->private_data;
unsigned long flags;
snd_assert(midi->dev_id, return -ENXIO);
if (snd_BUG_ON(!midi->dev_id))
return -ENXIO;
spin_lock_irqsave(&midi->open_lock, flags);
midi->interrupt_disable(midi,midi->rx_enable);
midi->midi_mode &= ~CA_MIDI_MODE_INPUT;
@ -181,7 +184,9 @@ static int ca_midi_output_close(struct snd_rawmidi_substream *substream)
{
struct snd_ca_midi *midi = substream->rmidi->private_data;
unsigned long flags;
snd_assert(midi->dev_id, return -ENXIO);
if (snd_BUG_ON(!midi->dev_id))
return -ENXIO;
spin_lock_irqsave(&midi->open_lock, flags);
@ -201,7 +206,9 @@ static int ca_midi_output_close(struct snd_rawmidi_substream *substream)
static void ca_midi_input_trigger(struct snd_rawmidi_substream *substream, int up)
{
struct snd_ca_midi *midi = substream->rmidi->private_data;
snd_assert(midi->dev_id, return);
if (snd_BUG_ON(!midi->dev_id))
return;
if (up) {
midi->interrupt_enable(midi,midi->rx_enable);
@ -215,7 +222,8 @@ static void ca_midi_output_trigger(struct snd_rawmidi_substream *substream, int
struct snd_ca_midi *midi = substream->rmidi->private_data;
unsigned long flags;
snd_assert(midi->dev_id, return);
if (snd_BUG_ON(!midi->dev_id))
return;
if (up) {
int max = 4;

9
sound/pci/cmipci.c
View File

@ -2357,7 +2357,8 @@ static int snd_cmipci_uswitch_get(struct snd_kcontrol *kcontrol,
{
struct cmipci_switch_args *args;
args = (struct cmipci_switch_args *)kcontrol->private_value;
snd_assert(args != NULL, return -EINVAL);
if (snd_BUG_ON(!args))
return -EINVAL;
return _snd_cmipci_uswitch_get(kcontrol, ucontrol, args);
}
@ -2401,7 +2402,8 @@ static int snd_cmipci_uswitch_put(struct snd_kcontrol *kcontrol,
{
struct cmipci_switch_args *args;
args = (struct cmipci_switch_args *)kcontrol->private_value;
snd_assert(args != NULL, return -EINVAL);
if (snd_BUG_ON(!args))
return -EINVAL;
return _snd_cmipci_uswitch_put(kcontrol, ucontrol, args);
}
@ -2662,7 +2664,8 @@ static int __devinit snd_cmipci_mixer_new(struct cmipci *cm, int pcm_spdif_devic
unsigned int idx;
int err;
snd_assert(cm != NULL && cm->card != NULL, return -EINVAL);
if (snd_BUG_ON(!cm || !cm->card))
return -EINVAL;
card = cm->card;

13
sound/pci/cs4281.c
View File

@ -766,13 +766,13 @@ static void snd_cs4281_mode(struct cs4281 *chip, struct cs4281_dma *dma,
if (!capture) {
if (dma->left_slot == chip->src_left_play_slot) {
unsigned int val = snd_cs4281_rate(runtime->rate, NULL);
snd_assert(dma->right_slot == chip->src_right_play_slot, );
snd_BUG_ON(dma->right_slot != chip->src_right_play_slot);
snd_cs4281_pokeBA0(chip, BA0_DACSR, val);
}
} else {
if (dma->left_slot == chip->src_left_rec_slot) {
unsigned int val = snd_cs4281_rate(runtime->rate, NULL);
snd_assert(dma->right_slot == chip->src_right_rec_slot, );
snd_BUG_ON(dma->right_slot != chip->src_right_rec_slot);
snd_cs4281_pokeBA0(chip, BA0_ADCSR, val);
}
}
@ -1209,7 +1209,8 @@ static void snd_cs4281_gameport_trigger(struct gameport *gameport)
{
struct cs4281 *chip = gameport_get_port_data(gameport);
snd_assert(chip, return);
if (snd_BUG_ON(!chip))
return;
snd_cs4281_pokeBA0(chip, BA0_JSPT, 0xff);
}
@ -1217,7 +1218,8 @@ static unsigned char snd_cs4281_gameport_read(struct gameport *gameport)
{
struct cs4281 *chip = gameport_get_port_data(gameport);
snd_assert(chip, return 0);
if (snd_BUG_ON(!chip))
return 0;
return snd_cs4281_peekBA0(chip, BA0_JSPT);
}
@ -1228,7 +1230,8 @@ static int snd_cs4281_gameport_cooked_read(struct gameport *gameport,
struct cs4281 *chip = gameport_get_port_data(gameport);
unsigned js1, js2, jst;
snd_assert(chip, return 0);
if (snd_BUG_ON(!chip))
return 0;
js1 = snd_cs4281_peekBA0(chip, BA0_JSC1);
js2 = snd_cs4281_peekBA0(chip, BA0_JSC2);

72
sound/pci/cs46xx/cs46xx_lib.c
View File

@ -90,9 +90,10 @@ static unsigned short snd_cs46xx_codec_read(struct snd_cs46xx *chip,
int count;
unsigned short result,tmp;
u32 offset = 0;
snd_assert ( (codec_index == CS46XX_PRIMARY_CODEC_INDEX) ||
(codec_index == CS46XX_SECONDARY_CODEC_INDEX),
return -EINVAL);
if (snd_BUG_ON(codec_index != CS46XX_PRIMARY_CODEC_INDEX &&
codec_index != CS46XX_SECONDARY_CODEC_INDEX))
return -EINVAL;
chip->active_ctrl(chip, 1);
@ -212,9 +213,9 @@ static unsigned short snd_cs46xx_ac97_read(struct snd_ac97 * ac97,
unsigned short val;
int codec_index = ac97->num;
snd_assert(codec_index == CS46XX_PRIMARY_CODEC_INDEX ||
codec_index == CS46XX_SECONDARY_CODEC_INDEX,
return 0xffff);
if (snd_BUG_ON(codec_index != CS46XX_PRIMARY_CODEC_INDEX &&
codec_index != CS46XX_SECONDARY_CODEC_INDEX))
return 0xffff;
val = snd_cs46xx_codec_read(chip, reg, codec_index);
@ -229,9 +230,9 @@ static void snd_cs46xx_codec_write(struct snd_cs46xx *chip,
{
int count;
snd_assert ((codec_index == CS46XX_PRIMARY_CODEC_INDEX) ||
(codec_index == CS46XX_SECONDARY_CODEC_INDEX),
return);
if (snd_BUG_ON(codec_index != CS46XX_PRIMARY_CODEC_INDEX &&
codec_index != CS46XX_SECONDARY_CODEC_INDEX))
return;
chip->active_ctrl(chip, 1);
@ -294,9 +295,9 @@ static void snd_cs46xx_ac97_write(struct snd_ac97 *ac97,
struct snd_cs46xx *chip = ac97->private_data;
int codec_index = ac97->num;
snd_assert(codec_index == CS46XX_PRIMARY_CODEC_INDEX ||
codec_index == CS46XX_SECONDARY_CODEC_INDEX,
return);
if (snd_BUG_ON(codec_index != CS46XX_PRIMARY_CODEC_INDEX &&
codec_index != CS46XX_SECONDARY_CODEC_INDEX))
return;
snd_cs46xx_codec_write(chip, reg, val, codec_index);
}
@ -315,7 +316,8 @@ int snd_cs46xx_download(struct snd_cs46xx *chip,
unsigned int bank = offset >> 16;
offset = offset & 0xffff;
snd_assert(!(offset & 3) && !(len & 3), return -EINVAL);
if (snd_BUG_ON((offset & 3) || (len & 3)))
return -EINVAL;
dst = chip->region.idx[bank+1].remap_addr + offset;
len /= sizeof(u32);
@ -343,7 +345,8 @@ int snd_cs46xx_clear_BA1(struct snd_cs46xx *chip,
unsigned int bank = offset >> 16;
offset = offset & 0xffff;
snd_assert(!(offset & 3) && !(len & 3), return -EINVAL);
if (snd_BUG_ON((offset & 3) || (len & 3)))
return -EINVAL;
dst = chip->region.idx[bank+1].remap_addr + offset;
len /= sizeof(u32);
@ -722,7 +725,9 @@ static snd_pcm_uframes_t snd_cs46xx_playback_direct_pointer(struct snd_pcm_subst
struct snd_cs46xx *chip = snd_pcm_substream_chip(substream);
size_t ptr;
struct snd_cs46xx_pcm *cpcm = substream->runtime->private_data;
snd_assert (cpcm->pcm_channel,return -ENXIO);
if (snd_BUG_ON(!cpcm->pcm_channel))
return -ENXIO;
#ifdef CONFIG_SND_CS46XX_NEW_DSP
ptr = snd_cs46xx_peek(chip, (cpcm->pcm_channel->pcm_reader_scb->address + 2) << 2);
@ -740,7 +745,8 @@ static snd_pcm_uframes_t snd_cs46xx_playback_indirect_pointer(struct snd_pcm_sub
struct snd_cs46xx_pcm *cpcm = substream->runtime->private_data;
#ifdef CONFIG_SND_CS46XX_NEW_DSP
snd_assert (cpcm->pcm_channel,return -ENXIO);
if (snd_BUG_ON(!cpcm->pcm_channel))
return -ENXIO;
ptr = snd_cs46xx_peek(chip, (cpcm->pcm_channel->pcm_reader_scb->address + 2) << 2);
#else
ptr = snd_cs46xx_peek(chip, BA1_PBA);
@ -908,7 +914,8 @@ static int snd_cs46xx_playback_hw_params(struct snd_pcm_substream *substream,
cpcm = runtime->private_data;
#ifdef CONFIG_SND_CS46XX_NEW_DSP
snd_assert (sample_rate != 0, return -ENXIO);
if (snd_BUG_ON(!sample_rate))
return -ENXIO;
mutex_lock(&chip->spos_mutex);
@ -917,7 +924,7 @@ static int snd_cs46xx_playback_hw_params(struct snd_pcm_substream *substream,
return -ENXIO;
}
snd_assert (cpcm->pcm_channel != NULL);
snd_BUG_ON(!cpcm->pcm_channel);
if (!cpcm->pcm_channel) {
mutex_unlock(&chip->spos_mutex);
return -ENXIO;
@ -952,7 +959,7 @@ static int snd_cs46xx_playback_hw_params(struct snd_pcm_substream *substream,
} else if (cpcm->pcm_channel_id == DSP_IEC958_CHANNEL) {
substream->ops = &snd_cs46xx_playback_iec958_ops;
} else {
snd_assert(0);
snd_BUG();
}
#else
substream->ops = &snd_cs46xx_playback_ops;
@ -981,7 +988,7 @@ static int snd_cs46xx_playback_hw_params(struct snd_pcm_substream *substream,
} else if (cpcm->pcm_channel_id == DSP_IEC958_CHANNEL) {
substream->ops = &snd_cs46xx_playback_indirect_iec958_ops;
} else {
snd_assert(0);
snd_BUG();
}
#else
substream->ops = &snd_cs46xx_playback_indirect_ops;
@ -1029,7 +1036,8 @@ static int snd_cs46xx_playback_prepare(struct snd_pcm_substream *substream)
cpcm = runtime->private_data;
#ifdef CONFIG_SND_CS46XX_NEW_DSP
snd_assert (cpcm->pcm_channel != NULL, return -ENXIO);
if (snd_BUG_ON(!cpcm->pcm_channel))
return -ENXIO;
pfie = snd_cs46xx_peek(chip, (cpcm->pcm_channel->pcm_reader_scb->address + 1) << 2 );
pfie &= ~0x0000f03f;
@ -1714,9 +1722,9 @@ static void snd_cs46xx_mixer_free_ac97(struct snd_ac97 *ac97)
{
struct snd_cs46xx *chip = ac97->private_data;
snd_assert ((ac97 == chip->ac97[CS46XX_PRIMARY_CODEC_INDEX]) ||
(ac97 == chip->ac97[CS46XX_SECONDARY_CODEC_INDEX]),
return);
if (snd_BUG_ON(ac97 != chip->ac97[CS46XX_PRIMARY_CODEC_INDEX] &&
ac97 != chip->ac97[CS46XX_SECONDARY_CODEC_INDEX]))
return;
if (ac97 == chip->ac97[CS46XX_PRIMARY_CODEC_INDEX]) {
chip->ac97[CS46XX_PRIMARY_CODEC_INDEX] = NULL;
@ -1864,7 +1872,7 @@ static int snd_cs46xx_iec958_put(struct snd_kcontrol *kcontrol,
break;
default:
res = -EINVAL;
snd_assert(0, (void)0);
snd_BUG(); /* should never happen ... */
}
return res;
@ -2236,7 +2244,7 @@ static void snd_cs46xx_codec_reset (struct snd_ac97 * ac97)
snd_printdd("cs46xx: CODOEC2 mode %04x\n",0x3);
snd_cs46xx_ac97_write(ac97,AC97_CSR_ACMODE,0x3);
} else {
snd_assert(0); /* should never happen ... */
snd_BUG(); /* should never happen ... */
}
udelay(50);
@ -2553,7 +2561,8 @@ static void snd_cs46xx_gameport_trigger(struct gameport *gameport)
{
struct snd_cs46xx *chip = gameport_get_port_data(gameport);
snd_assert(chip, return);
if (snd_BUG_ON(!chip))
return;
snd_cs46xx_pokeBA0(chip, BA0_JSPT, 0xFF); //outb(gameport->io, 0xFF);
}
@ -2561,7 +2570,8 @@ static unsigned char snd_cs46xx_gameport_read(struct gameport *gameport)
{
struct snd_cs46xx *chip = gameport_get_port_data(gameport);
snd_assert(chip, return 0);
if (snd_BUG_ON(!chip))
return 0;
return snd_cs46xx_peekBA0(chip, BA0_JSPT); //inb(gameport->io);
}
@ -2570,7 +2580,8 @@ static int snd_cs46xx_gameport_cooked_read(struct gameport *gameport, int *axes,
struct snd_cs46xx *chip = gameport_get_port_data(gameport);
unsigned js1, js2, jst;
snd_assert(chip, return 0);
if (snd_BUG_ON(!chip))
return 0;
js1 = snd_cs46xx_peekBA0(chip, BA0_JSC1);
js2 = snd_cs46xx_peekBA0(chip, BA0_JSC2);
@ -2754,7 +2765,8 @@ static int snd_cs46xx_free(struct snd_cs46xx *chip)
{
int idx;
snd_assert(chip != NULL, return -EINVAL);
if (snd_BUG_ON(!chip))
return -EINVAL;
if (chip->active_ctrl)
chip->active_ctrl(chip, 1);

51
sound/pci/cs46xx/dsp_spos.c
View File

@ -63,7 +63,8 @@ static int shadow_and_reallocate_code (struct snd_cs46xx * chip, u32 * data, u32
u32 mop_operands,mop_type,wide_op;
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
snd_assert( ((size % 2) == 0), return -EINVAL);
if (snd_BUG_ON(size %2))
return -EINVAL;
while (i < size) {
loval = data[i++];
@ -289,7 +290,8 @@ void cs46xx_dsp_spos_destroy (struct snd_cs46xx * chip)
int i;
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
snd_assert(ins != NULL, return);
if (snd_BUG_ON(!ins))
return;
mutex_lock(&chip->spos_mutex);
for (i = 0; i < ins->nscb; ++i) {
@ -404,7 +406,8 @@ int cs46xx_dsp_load_module (struct snd_cs46xx * chip, struct dsp_module_desc * m
/* if module has a code segment it must have
symbol table */
snd_assert(module->symbol_table.symbols != NULL ,return -ENOMEM);
if (snd_BUG_ON(!module->symbol_table.symbols))
return -ENOMEM;
if (add_symbols(chip,module)) {
snd_printk(KERN_ERR "dsp_spos: failed to load symbol table\n");
return -ENOMEM;
@ -1369,7 +1372,8 @@ int cs46xx_dsp_scb_and_task_init (struct snd_cs46xx *chip)
valid_slots = snd_cs46xx_peekBA0(chip, BA0_ACOSV);
snd_assert (chip->nr_ac97_codecs == 1 || chip->nr_ac97_codecs == 2);
if (snd_BUG_ON(chip->nr_ac97_codecs != 1 && chip->nr_ac97_codecs != 2))
goto _fail_end;
if (chip->nr_ac97_codecs == 1) {
/* output on slot 5 and 11
@ -1609,11 +1613,14 @@ static int cs46xx_dsp_async_init (struct snd_cs46xx *chip,
spdifo_scb_desc = cs46xx_dsp_create_scb(chip,"SPDIFOSCB",(u32 *)&spdifo_scb,SPDIFO_SCB_INST);
snd_assert(spdifo_scb_desc, return -EIO);
if (snd_BUG_ON(!spdifo_scb_desc))
return -EIO;
spdifi_scb_desc = cs46xx_dsp_create_scb(chip,"SPDIFISCB",(u32 *)&spdifi_scb,SPDIFI_SCB_INST);
snd_assert(spdifi_scb_desc, return -EIO);
if (snd_BUG_ON(!spdifi_scb_desc))
return -EIO;
async_codec_scb_desc = cs46xx_dsp_create_scb(chip,"AsynCodecInputSCB",(u32 *)&async_codec_input_scb, HFG_TREE_SCB);
snd_assert(async_codec_scb_desc, return -EIO);
if (snd_BUG_ON(!async_codec_scb_desc))
return -EIO;
async_codec_scb_desc->parent_scb_ptr = NULL;
async_codec_scb_desc->next_scb_ptr = spdifi_scb_desc;
@ -1698,8 +1705,10 @@ int cs46xx_dsp_enable_spdif_in (struct snd_cs46xx *chip)
chip->active_ctrl(chip, 1);
chip->amplifier_ctrl(chip, 1);
snd_assert (ins->asynch_rx_scb == NULL,return -EINVAL);
snd_assert (ins->spdif_in_src != NULL,return -EINVAL);
if (snd_BUG_ON(ins->asynch_rx_scb))
return -EINVAL;
if (snd_BUG_ON(!ins->spdif_in_src))
return -EINVAL;
mutex_lock(&chip->spos_mutex);
@ -1754,8 +1763,10 @@ int cs46xx_dsp_disable_spdif_in (struct snd_cs46xx *chip)
{
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
snd_assert (ins->asynch_rx_scb != NULL, return -EINVAL);
snd_assert (ins->spdif_in_src != NULL,return -EINVAL);
if (snd_BUG_ON(!ins->asynch_rx_scb))
return -EINVAL;
if (snd_BUG_ON(!ins->spdif_in_src))
return -EINVAL;
mutex_lock(&chip->spos_mutex);
@ -1780,8 +1791,10 @@ int cs46xx_dsp_enable_pcm_capture (struct snd_cs46xx *chip)
{
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
snd_assert (ins->pcm_input == NULL,return -EINVAL);
snd_assert (ins->ref_snoop_scb != NULL,return -EINVAL);
if (snd_BUG_ON(ins->pcm_input))
return -EINVAL;
if (snd_BUG_ON(!ins->ref_snoop_scb))
return -EINVAL;
mutex_lock(&chip->spos_mutex);
ins->pcm_input = cs46xx_add_record_source(chip,ins->ref_snoop_scb,PCMSERIALIN_PCM_SCB_ADDR,
@ -1795,7 +1808,8 @@ int cs46xx_dsp_disable_pcm_capture (struct snd_cs46xx *chip)
{
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
snd_assert (ins->pcm_input != NULL,return -EINVAL);
if (snd_BUG_ON(!ins->pcm_input))
return -EINVAL;
mutex_lock(&chip->spos_mutex);
cs46xx_dsp_remove_scb (chip,ins->pcm_input);
@ -1809,8 +1823,10 @@ int cs46xx_dsp_enable_adc_capture (struct snd_cs46xx *chip)
{
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
snd_assert (ins->adc_input == NULL,return -EINVAL);
snd_assert (ins->codec_in_scb != NULL,return -EINVAL);
if (snd_BUG_ON(ins->adc_input))
return -EINVAL;
if (snd_BUG_ON(!ins->codec_in_scb))
return -EINVAL;
mutex_lock(&chip->spos_mutex);
ins->adc_input = cs46xx_add_record_source(chip,ins->codec_in_scb,PCMSERIALIN_SCB_ADDR,
@ -1824,7 +1840,8 @@ int cs46xx_dsp_disable_adc_capture (struct snd_cs46xx *chip)
{
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
snd_assert (ins->adc_input != NULL,return -EINVAL);
if (snd_BUG_ON(!ins->adc_input))
return -EINVAL;
mutex_lock(&chip->spos_mutex);
cs46xx_dsp_remove_scb (chip,ins->adc_input);

115
sound/pci/cs46xx/dsp_spos_scb_lib.c
View File

@ -46,8 +46,11 @@ static void remove_symbol (struct snd_cs46xx * chip, struct dsp_symbol_entry * s
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
int symbol_index = (int)(symbol - ins->symbol_table.symbols);
snd_assert(ins->symbol_table.nsymbols > 0,return);
snd_assert(symbol_index >= 0 && symbol_index < ins->symbol_table.nsymbols, return);
if (snd_BUG_ON(ins->symbol_table.nsymbols <= 0))
return;
if (snd_BUG_ON(symbol_index < 0 ||
symbol_index >= ins->symbol_table.nsymbols))
return;
ins->symbol_table.symbols[symbol_index].deleted = 1;
@ -116,8 +119,9 @@ static void _dsp_unlink_scb (struct snd_cs46xx *chip, struct dsp_scb_descriptor
if ( scb->parent_scb_ptr ) {
/* unlink parent SCB */
snd_assert ((scb->parent_scb_ptr->sub_list_ptr == scb ||
scb->parent_scb_ptr->next_scb_ptr == scb),return);
if (snd_BUG_ON(scb->parent_scb_ptr->sub_list_ptr != scb &&
scb->parent_scb_ptr->next_scb_ptr != scb))
return;
if (scb->parent_scb_ptr->sub_list_ptr == scb) {
@ -140,7 +144,6 @@ static void _dsp_unlink_scb (struct snd_cs46xx *chip, struct dsp_scb_descriptor
scb->next_scb_ptr = ins->the_null_scb;
}
} else {
/* snd_assert ( (scb->sub_list_ptr == ins->the_null_scb), return); */
scb->parent_scb_ptr->next_scb_ptr = scb->next_scb_ptr;
if (scb->next_scb_ptr != ins->the_null_scb) {
@ -181,16 +184,17 @@ void cs46xx_dsp_remove_scb (struct snd_cs46xx *chip, struct dsp_scb_descriptor *
unsigned long flags;
/* check integrety */
snd_assert ( (scb->index >= 0 &&
scb->index < ins->nscb &&
(ins->scbs + scb->index) == scb), return );
if (snd_BUG_ON(scb->index < 0 ||
scb->index >= ins->nscb ||
(ins->scbs + scb->index) != scb))
return;
#if 0
/* can't remove a SCB with childs before
removing childs first */
snd_assert ( (scb->sub_list_ptr == ins->the_null_scb &&
scb->next_scb_ptr == ins->the_null_scb),
goto _end);
if (snd_BUG_ON(scb->sub_list_ptr != ins->the_null_scb ||
scb->next_scb_ptr != ins->the_null_scb))
goto _end;
#endif
spin_lock_irqsave(&scb->lock, flags);
@ -198,7 +202,8 @@ void cs46xx_dsp_remove_scb (struct snd_cs46xx *chip, struct dsp_scb_descriptor *
spin_unlock_irqrestore(&scb->lock, flags);
cs46xx_dsp_proc_free_scb_desc(scb);
snd_assert (scb->scb_symbol != NULL, return );
if (snd_BUG_ON(!scb->scb_symbol))
return;
remove_symbol (chip,scb->scb_symbol);
ins->scbs[scb->index].deleted = 1;
@ -234,7 +239,6 @@ void cs46xx_dsp_proc_free_scb_desc (struct dsp_scb_descriptor * scb)
snd_info_free_entry(scb->proc_info);
scb->proc_info = NULL;
snd_assert (scb_info != NULL, return);
kfree (scb_info);
}
}
@ -291,7 +295,8 @@ _dsp_create_generic_scb (struct snd_cs46xx *chip, char * name, u32 * scb_data, u
unsigned long flags;
snd_assert (ins->the_null_scb != NULL,return NULL);
if (snd_BUG_ON(!ins->the_null_scb))
return NULL;
/* fill the data that will be wroten to DSP */
scb_data[SCBsubListPtr] =
@ -321,18 +326,20 @@ _dsp_create_generic_scb (struct snd_cs46xx *chip, char * name, u32 * scb_data, u
#endif
/* link to parent SCB */
if (scb_child_type == SCB_ON_PARENT_NEXT_SCB) {
snd_assert ( (scb->parent_scb_ptr->next_scb_ptr == ins->the_null_scb),
return NULL);
if (snd_BUG_ON(scb->parent_scb_ptr->next_scb_ptr !=
ins->the_null_scb))
return NULL;
scb->parent_scb_ptr->next_scb_ptr = scb;
} else if (scb_child_type == SCB_ON_PARENT_SUBLIST_SCB) {
snd_assert ( (scb->parent_scb_ptr->sub_list_ptr == ins->the_null_scb),
return NULL);
if (snd_BUG_ON(scb->parent_scb_ptr->sub_list_ptr !=
ins->the_null_scb))
return NULL;
scb->parent_scb_ptr->sub_list_ptr = scb;
} else {
snd_assert (0,return NULL);
snd_BUG();
}
spin_lock_irqsave(&chip->reg_lock, flags);
@ -675,7 +682,7 @@ cs46xx_dsp_create_src_task_scb(struct snd_cs46xx * chip, char * scb_name,
if (pass_through) {
/* wont work with any other rate than
the native DSP rate */
snd_assert (rate == 48000);
snd_BUG_ON(rate != 48000);
scb = cs46xx_dsp_create_generic_scb(chip,scb_name,(u32 *)&src_task_scb,
dest,"DMAREADER",parent_scb,
@ -1142,7 +1149,8 @@ find_next_free_scb (struct snd_cs46xx * chip, struct dsp_scb_descriptor * from)
struct dsp_scb_descriptor * scb = from;
while (scb->next_scb_ptr != ins->the_null_scb) {
snd_assert (scb->next_scb_ptr != NULL, return NULL);
if (snd_BUG_ON(!scb->next_scb_ptr))
return NULL;
scb = scb->next_scb_ptr;
}
@ -1246,10 +1254,11 @@ cs46xx_dsp_create_pcm_channel (struct snd_cs46xx * chip,
break;
case DSP_PCM_S71_CHANNEL:
/* TODO */
snd_assert(0);
snd_BUG();
break;
case DSP_IEC958_CHANNEL:
snd_assert (ins->asynch_tx_scb != NULL, return NULL);
if (snd_BUG_ON(!ins->asynch_tx_scb))
return NULL;
mixer_scb = ins->asynch_tx_scb;
/* if sample rate is set to 48khz we pass
@ -1262,7 +1271,7 @@ cs46xx_dsp_create_pcm_channel (struct snd_cs46xx * chip,
}
break;
default:
snd_assert (0);
snd_BUG();
return NULL;
}
/* default sample rate is 44100 */
@ -1308,7 +1317,8 @@ cs46xx_dsp_create_pcm_channel (struct snd_cs46xx * chip,
break;
}
}
snd_assert (src_index != -1,return NULL);
if (snd_BUG_ON(src_index == -1))
return NULL;
/* we need to create a new SRC SCB */
if (mixer_scb->sub_list_ptr == ins->the_null_scb) {
@ -1462,9 +1472,10 @@ void cs46xx_dsp_destroy_pcm_channel (struct snd_cs46xx * chip,
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
unsigned long flags;
snd_assert(pcm_channel->active, return );
snd_assert(ins->npcm_channels > 0, return );
snd_assert(pcm_channel->src_scb->ref_count > 0, return );
if (snd_BUG_ON(!pcm_channel->active ||
ins->npcm_channels <= 0 ||
pcm_channel->src_scb->ref_count <= 0))
return;
spin_lock_irqsave(&chip->reg_lock, flags);
pcm_channel->unlinked = 1;
@ -1479,8 +1490,9 @@ void cs46xx_dsp_destroy_pcm_channel (struct snd_cs46xx * chip,
if (!pcm_channel->src_scb->ref_count) {
cs46xx_dsp_remove_scb(chip,pcm_channel->src_scb);
snd_assert (pcm_channel->src_slot >= 0 && pcm_channel->src_slot < DSP_MAX_SRC_NR,
return );
if (snd_BUG_ON(pcm_channel->src_slot < 0 ||
pcm_channel->src_slot >= DSP_MAX_SRC_NR))
return;
ins->src_scb_slots[pcm_channel->src_slot] = 0;
ins->nsrc_scb --;
@ -1490,11 +1502,11 @@ void cs46xx_dsp_destroy_pcm_channel (struct snd_cs46xx * chip,
int cs46xx_dsp_pcm_unlink (struct snd_cs46xx * chip,
struct dsp_pcm_channel_descriptor * pcm_channel)
{
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
unsigned long flags;
snd_assert(pcm_channel->active,return -EIO);
snd_assert(ins->npcm_channels > 0,return -EIO);
if (snd_BUG_ON(!pcm_channel->active ||
chip->dsp_spos_instance->npcm_channels <= 0))
return -EIO;
spin_lock(&pcm_channel->src_scb->lock);
@ -1537,7 +1549,7 @@ int cs46xx_dsp_pcm_link (struct snd_cs46xx * chip,
src_scb->sub_list_ptr = pcm_channel->pcm_reader_scb;
snd_assert (pcm_channel->pcm_reader_scb->parent_scb_ptr == NULL, ; );
snd_BUG_ON(pcm_channel->pcm_reader_scb->parent_scb_ptr);
pcm_channel->pcm_reader_scb->parent_scb_ptr = parent_scb;
spin_lock_irqsave(&chip->reg_lock, flags);
@ -1564,7 +1576,8 @@ cs46xx_add_record_source (struct snd_cs46xx *chip, struct dsp_scb_descriptor * s
struct dsp_scb_descriptor * pcm_input;
int insert_point;
snd_assert (ins->record_mixer_scb != NULL,return NULL);
if (snd_BUG_ON(!ins->record_mixer_scb))
return NULL;
if (ins->record_mixer_scb->sub_list_ptr != ins->the_null_scb) {
parent = find_next_free_scb (chip,ins->record_mixer_scb->sub_list_ptr);
@ -1583,7 +1596,8 @@ cs46xx_add_record_source (struct snd_cs46xx *chip, struct dsp_scb_descriptor * s
int cs46xx_src_unlink(struct snd_cs46xx *chip, struct dsp_scb_descriptor * src)
{
snd_assert (src->parent_scb_ptr != NULL, return -EINVAL );
if (snd_BUG_ON(!src->parent_scb_ptr))
return -EINVAL;
/* mute SCB */
cs46xx_dsp_scb_set_volume (chip,src,0,0);
@ -1598,8 +1612,10 @@ int cs46xx_src_link(struct snd_cs46xx *chip, struct dsp_scb_descriptor * src)
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
struct dsp_scb_descriptor * parent_scb;
snd_assert (src->parent_scb_ptr == NULL, return -EINVAL );
snd_assert(ins->master_mix_scb !=NULL, return -EINVAL );
if (snd_BUG_ON(src->parent_scb_ptr))
return -EINVAL;
if (snd_BUG_ON(!ins->master_mix_scb))
return -EINVAL;
if (ins->master_mix_scb->sub_list_ptr != ins->the_null_scb) {
parent_scb = find_next_free_scb (chip,ins->master_mix_scb->sub_list_ptr);
@ -1635,8 +1651,11 @@ int cs46xx_dsp_enable_spdif_out (struct snd_cs46xx *chip)
return -EBUSY;
}
snd_assert (ins->asynch_tx_scb == NULL, return -EINVAL);
snd_assert (ins->master_mix_scb->next_scb_ptr == ins->the_null_scb, return -EINVAL);
if (snd_BUG_ON(ins->asynch_tx_scb))
return -EINVAL;
if (snd_BUG_ON(ins->master_mix_scb->next_scb_ptr !=
ins->the_null_scb))
return -EINVAL;
/* reset output snooper sample buffer pointer */
snd_cs46xx_poke (chip, (ins->ref_snoop_scb->address + 2) << 2,
@ -1676,10 +1695,15 @@ int cs46xx_dsp_disable_spdif_out (struct snd_cs46xx *chip)
}
/* check integrety */
snd_assert (ins->asynch_tx_scb != NULL, return -EINVAL);
snd_assert (ins->spdif_pcm_input_scb != NULL,return -EINVAL);
snd_assert (ins->master_mix_scb->next_scb_ptr == ins->asynch_tx_scb, return -EINVAL);
snd_assert (ins->asynch_tx_scb->parent_scb_ptr == ins->master_mix_scb, return -EINVAL);
if (snd_BUG_ON(!ins->asynch_tx_scb))
return -EINVAL;
if (snd_BUG_ON(!ins->spdif_pcm_input_scb))
return -EINVAL;
if (snd_BUG_ON(ins->master_mix_scb->next_scb_ptr != ins->asynch_tx_scb))
return -EINVAL;
if (snd_BUG_ON(ins->asynch_tx_scb->parent_scb_ptr !=
ins->master_mix_scb))
return -EINVAL;
cs46xx_dsp_remove_scb (chip,ins->spdif_pcm_input_scb);
cs46xx_dsp_remove_scb (chip,ins->asynch_tx_scb);
@ -1734,7 +1758,8 @@ int cs46xx_iec958_post_close (struct snd_cs46xx *chip)
{
struct dsp_spos_instance * ins = chip->dsp_spos_instance;
snd_assert (ins->asynch_tx_scb != NULL, return -EINVAL);
if (snd_BUG_ON(!ins->asynch_tx_scb))
return -EINVAL;
ins->spdif_status_out &= ~DSP_SPDIF_STATUS_PLAYBACK_OPEN;

3
sound/pci/echoaudio/darla20_dsp.c
View File

@ -34,7 +34,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
int err;
DE_INIT(("init_hw() - Darla20\n"));
snd_assert((subdevice_id & 0xfff0) == DARLA20, return -ENODEV);
if (snd_BUG_ON((subdevice_id & 0xfff0) != DARLA20))
return -ENODEV;
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));

8
sound/pci/echoaudio/darla24_dsp.c
View File

@ -34,7 +34,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
int err;
DE_INIT(("init_hw() - Darla24\n"));
snd_assert((subdevice_id & 0xfff0) == DARLA24, return -ENODEV);
if (snd_BUG_ON((subdevice_id & 0xfff0) != DARLA24))
return -ENODEV;
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@ -148,8 +149,9 @@ static int set_sample_rate(struct echoaudio *chip, u32 rate)
static int set_input_clock(struct echoaudio *chip, u16 clock)
{
snd_assert(clock == ECHO_CLOCK_INTERNAL ||
clock == ECHO_CLOCK_ESYNC, return -EINVAL);
if (snd_BUG_ON(clock != ECHO_CLOCK_INTERNAL &&
clock != ECHO_CLOCK_ESYNC))
return -EINVAL;
chip->input_clock = clock;
return set_sample_rate(chip, chip->sample_rate);
}

9
sound/pci/echoaudio/echo3g_dsp.c
View File

@ -47,7 +47,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
local_irq_enable();
DE_INIT(("init_hw() - Echo3G\n"));
snd_assert((subdevice_id & 0xfff0) == ECHO3G, return -ENODEV);
if (snd_BUG_ON((subdevice_id & 0xfff0) != ECHO3G))
return -ENODEV;
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@ -104,9 +105,11 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
if ((err = init_line_levels(chip)) < 0)
return err;
err = set_digital_mode(chip, DIGITAL_MODE_SPDIF_RCA);
snd_assert(err >= 0, return err);
if (err < 0)
return err;
err = set_phantom_power(chip, 0);
snd_assert(err >= 0, return err);
if (err < 0)
return err;
err = set_professional_spdif(chip, TRUE);
DE_INIT(("init_hw done\n"));

8
sound/pci/echoaudio/echoaudio.c
View File

@ -503,7 +503,7 @@ static int init_engine(struct snd_pcm_substream *substream,
if (pipe->index >= 0) {
DE_HWP(("hwp_ie free(%d)\n", pipe->index));
err = free_pipes(chip, pipe);
snd_assert(!err);
snd_BUG_ON(err);
chip->substream[pipe->index] = NULL;
}
@ -690,8 +690,10 @@ static int pcm_prepare(struct snd_pcm_substream *substream)
return -EINVAL;
}
snd_assert(pipe_index < px_num(chip), return -EINVAL);
snd_assert(is_pipe_allocated(chip, pipe_index), return -EINVAL);
if (snd_BUG_ON(pipe_index >= px_num(chip)))
return -EINVAL;
if (snd_BUG_ON(!is_pipe_allocated(chip, pipe_index)))
return -EINVAL;
set_audio_format(chip, pipe_index, &format);
return 0;
}

11
sound/pci/echoaudio/echoaudio_3g.c
View File

@ -103,9 +103,11 @@ static int set_digital_mode(struct echoaudio *chip, u8 mode)
int err, i, o;
/* All audio channels must be closed before changing the digital mode */
snd_assert(!chip->pipe_alloc_mask, return -EAGAIN);
if (snd_BUG_ON(chip->pipe_alloc_mask))
return -EAGAIN;
snd_assert(chip->digital_modes & (1 << mode), return -EINVAL);
if (snd_BUG_ON(!(chip->digital_modes & (1 << mode))))
return -EINVAL;
previous_mode = chip->digital_mode;
err = dsp_set_digital_mode(chip, mode);
@ -267,8 +269,9 @@ static int set_sample_rate(struct echoaudio *chip, u32 rate)
return 0;
}
snd_assert(rate < 50000 || chip->digital_mode != DIGITAL_MODE_ADAT,
return -EINVAL);
if (snd_BUG_ON(rate >= 50000 &&
chip->digital_mode == DIGITAL_MODE_ADAT))
return -EINVAL;
clock = 0;
control_reg = le32_to_cpu(chip->comm_page->control_register);

21
sound/pci/echoaudio/echoaudio_dsp.c
View File

@ -474,7 +474,8 @@ static int load_firmware(struct echoaudio *chip)
const struct firmware *fw;
int box_type, err;
snd_assert(chip->dsp_code_to_load && chip->comm_page, return -EPERM);
if (snd_BUG_ON(!chip->dsp_code_to_load || !chip->comm_page))
return -EPERM;
/* See if the ASIC is present and working - only if the DSP is already loaded */
if (chip->dsp_code) {
@ -512,8 +513,8 @@ static int load_firmware(struct echoaudio *chip)
/* Set the nominal level for an input or output bus (true = -10dBV, false = +4dBu) */
static int set_nominal_level(struct echoaudio *chip, u16 index, char consumer)
{
snd_assert(index < num_busses_out(chip) + num_busses_in(chip),
return -EINVAL);
if (snd_BUG_ON(index >= num_busses_out(chip) + num_busses_in(chip)))
return -EINVAL;
/* Wait for the handshake (OK even if ASIC is not loaded) */
if (wait_handshake(chip))
@ -536,7 +537,8 @@ static int set_nominal_level(struct echoaudio *chip, u16 index, char consumer)
/* Set the gain for a single physical output channel (dB). */
static int set_output_gain(struct echoaudio *chip, u16 channel, s8 gain)
{
snd_assert(channel < num_busses_out(chip), return -EINVAL);
if (snd_BUG_ON(channel >= num_busses_out(chip)))
return -EINVAL;
if (wait_handshake(chip))
return -EIO;
@ -554,8 +556,9 @@ static int set_output_gain(struct echoaudio *chip, u16 channel, s8 gain)
static int set_monitor_gain(struct echoaudio *chip, u16 output, u16 input,
s8 gain)
{
snd_assert(output < num_busses_out(chip) &&
input < num_busses_in(chip), return -EINVAL);
if (snd_BUG_ON(output >= num_busses_out(chip) ||
input >= num_busses_in(chip)))
return -EINVAL;
if (wait_handshake(chip))
return -EIO;
@ -1065,8 +1068,10 @@ static int free_pipes(struct echoaudio *chip, struct audiopipe *pipe)
int i;
DE_ACT(("free_pipes: Pipe %d\n", pipe->index));
snd_assert(is_pipe_allocated(chip, pipe->index), return -EINVAL);
snd_assert(pipe->state == PIPE_STATE_STOPPED, return -EINVAL);
if (snd_BUG_ON(!is_pipe_allocated(chip, pipe->index)))
return -EINVAL;
if (snd_BUG_ON(pipe->state != PIPE_STATE_STOPPED))
return -EINVAL;
for (channel_mask = i = 0; i < pipe->interleave; i++)
channel_mask |= 1 << (pipe->index + i);

6
sound/pci/echoaudio/echoaudio_gml.c
View File

@ -112,9 +112,11 @@ static int set_digital_mode(struct echoaudio *chip, u8 mode)
return -EIO;
/* All audio channels must be closed before changing the digital mode */
snd_assert(!chip->pipe_alloc_mask, return -EAGAIN);
if (snd_BUG_ON(chip->pipe_alloc_mask))
return -EAGAIN;
snd_assert(chip->digital_modes & (1 << mode), return -EINVAL);
if (snd_BUG_ON(!(chip->digital_modes & (1 << mode))))
return -EINVAL;
previous_mode = chip->digital_mode;
err = dsp_set_digital_mode(chip, mode);

6
sound/pci/echoaudio/gina20_dsp.c
View File

@ -38,7 +38,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
int err;
DE_INIT(("init_hw() - Gina20\n"));
snd_assert((subdevice_id & 0xfff0) == GINA20, return -ENODEV);
if (snd_BUG_ON((subdevice_id & 0xfff0) != GINA20))
return -ENODEV;
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@ -177,7 +178,8 @@ static int set_input_clock(struct echoaudio *chip, u16 clock)
/* Set input bus gain (one unit is 0.5dB !) */
static int set_input_gain(struct echoaudio *chip, u16 input, int gain)
{
snd_assert(input < num_busses_in(chip), return -EINVAL);
if (snd_BUG_ON(input >= num_busses_in(chip)))
return -EINVAL;
if (wait_handshake(chip))
return -EIO;

11
sound/pci/echoaudio/gina24_dsp.c
View File

@ -43,7 +43,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
int err;
DE_INIT(("init_hw() - Gina24\n"));
snd_assert((subdevice_id & 0xfff0) == GINA24, return -ENODEV);
if (snd_BUG_ON((subdevice_id & 0xfff0) != GINA24))
return -ENODEV;
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@ -84,7 +85,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
if ((err = init_line_levels(chip)) < 0)
return err;
err = set_digital_mode(chip, DIGITAL_MODE_SPDIF_RCA);
snd_assert(err >= 0, return err);
if (err < 0)
return err;
err = set_professional_spdif(chip, TRUE);
DE_INIT(("init_hw done\n"));
@ -163,8 +165,9 @@ static int set_sample_rate(struct echoaudio *chip, u32 rate)
{
u32 control_reg, clock;
snd_assert(rate < 50000 || chip->digital_mode != DIGITAL_MODE_ADAT,
return -EINVAL);
if (snd_BUG_ON(rate >= 50000 &&
chip->digital_mode == DIGITAL_MODE_ADAT))
return -EINVAL;
/* Only set the clock for internal mode. */
if (chip->input_clock != ECHO_CLOCK_INTERNAL) {

8
sound/pci/echoaudio/indigo_dsp.c
View File

@ -39,7 +39,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
int err;
DE_INIT(("init_hw() - Indigo\n"));
snd_assert((subdevice_id & 0xfff0) == INDIGO, return -ENODEV);
if (snd_BUG_ON((subdevice_id & 0xfff0) != INDIGO))
return -ENODEV;
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@ -143,8 +144,9 @@ static int set_vmixer_gain(struct echoaudio *chip, u16 output, u16 pipe,
{
int index;
snd_assert(pipe < num_pipes_out(chip) &&
output < num_busses_out(chip), return -EINVAL);
if (snd_BUG_ON(pipe >= num_pipes_out(chip) ||
output >= num_busses_out(chip)))
return -EINVAL;
if (wait_handshake(chip))
return -EIO;

8
sound/pci/echoaudio/indigodj_dsp.c
View File

@ -39,7 +39,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
int err;
DE_INIT(("init_hw() - Indigo DJ\n"));
snd_assert((subdevice_id & 0xfff0) == INDIGO_DJ, return -ENODEV);
if (snd_BUG_ON((subdevice_id & 0xfff0) != INDIGO_DJ))
return -ENODEV;
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@ -143,8 +144,9 @@ static int set_vmixer_gain(struct echoaudio *chip, u16 output, u16 pipe,
{
int index;
snd_assert(pipe < num_pipes_out(chip) &&
output < num_busses_out(chip), return -EINVAL);
if (snd_BUG_ON(pipe >= num_pipes_out(chip) ||
output >= num_busses_out(chip)))
return -EINVAL;
if (wait_handshake(chip))
return -EIO;

8
sound/pci/echoaudio/indigoio_dsp.c
View File

@ -39,7 +39,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
int err;
DE_INIT(("init_hw() - Indigo IO\n"));
snd_assert((subdevice_id & 0xfff0) == INDIGO_IO, return -ENODEV);
if (snd_BUG_ON((subdevice_id & 0xfff0) != INDIGO_IO))
return -ENODEV;
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@ -114,8 +115,9 @@ static int set_vmixer_gain(struct echoaudio *chip, u16 output, u16 pipe,
{
int index;
snd_assert(pipe < num_pipes_out(chip) &&
output < num_busses_out(chip), return -EINVAL);
if (snd_BUG_ON(pipe >= num_pipes_out(chip) ||
output >= num_busses_out(chip)))
return -EINVAL;
if (wait_handshake(chip))
return -EIO;

9
sound/pci/echoaudio/layla20_dsp.c
View File

@ -42,7 +42,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
int err;
DE_INIT(("init_hw() - Layla20\n"));
snd_assert((subdevice_id & 0xfff0) == LAYLA20, return -ENODEV);
if (snd_BUG_ON((subdevice_id & 0xfff0) != LAYLA20))
return -ENODEV;
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@ -155,7 +156,8 @@ static int load_asic(struct echoaudio *chip)
static int set_sample_rate(struct echoaudio *chip, u32 rate)
{
snd_assert(rate >= 8000 && rate <= 50000, return -EINVAL);
if (snd_BUG_ON(rate < 8000 || rate > 50000))
return -EINVAL;
/* Only set the clock for internal mode. Do not return failure,
simply treat it as a non-event. */
@ -252,7 +254,8 @@ static int set_output_clock(struct echoaudio *chip, u16 clock)
/* Set input bus gain (one unit is 0.5dB !) */
static int set_input_gain(struct echoaudio *chip, u16 input, int gain)
{
snd_assert(input < num_busses_in(chip), return -EINVAL);
if (snd_BUG_ON(input >= num_busses_in(chip)))
return -EINVAL;
if (wait_handshake(chip))
return -EIO;

11
sound/pci/echoaudio/layla24_dsp.c
View File

@ -42,7 +42,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
int err;
DE_INIT(("init_hw() - Layla24\n"));
snd_assert((subdevice_id & 0xfff0) == LAYLA24, return -ENODEV);
if (snd_BUG_ON((subdevice_id & 0xfff0) != LAYLA24))
return -ENODEV;
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@ -73,7 +74,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
return err;
err = set_digital_mode(chip, DIGITAL_MODE_SPDIF_RCA);
snd_assert(err >= 0, return err);
if (err < 0)
return err;
err = set_professional_spdif(chip, TRUE);
DE_INIT(("init_hw done\n"));
@ -158,8 +160,9 @@ static int set_sample_rate(struct echoaudio *chip, u32 rate)
{
u32 control_reg, clock, base_rate;
snd_assert(rate < 50000 || chip->digital_mode != DIGITAL_MODE_ADAT,
return -EINVAL);
if (snd_BUG_ON(rate >= 50000 &&
chip->digital_mode == DIGITAL_MODE_ADAT))
return -EINVAL;
/* Only set the clock for internal mode. */
if (chip->input_clock != ECHO_CLOCK_INTERNAL) {

13
sound/pci/echoaudio/mia_dsp.c
View File

@ -42,7 +42,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
int err;
DE_INIT(("init_hw() - Mia\n"));
snd_assert((subdevice_id & 0xfff0) == MIA, return -ENODEV);
if (snd_BUG_ON((subdevice_id & 0xfff0) != MIA))
return -ENODEV;
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@ -161,8 +162,9 @@ static int set_sample_rate(struct echoaudio *chip, u32 rate)
static int set_input_clock(struct echoaudio *chip, u16 clock)
{
DE_ACT(("set_input_clock(%d)\n", clock));
snd_assert(clock == ECHO_CLOCK_INTERNAL || clock == ECHO_CLOCK_SPDIF,
return -EINVAL);
if (snd_BUG_ON(clock != ECHO_CLOCK_INTERNAL &&
clock != ECHO_CLOCK_SPDIF))
return -EINVAL;
chip->input_clock = clock;
return set_sample_rate(chip, chip->sample_rate);
@ -176,8 +178,9 @@ static int set_vmixer_gain(struct echoaudio *chip, u16 output, u16 pipe,
{
int index;
snd_assert(pipe < num_pipes_out(chip) &&
output < num_busses_out(chip), return -EINVAL);
if (snd_BUG_ON(pipe >= num_pipes_out(chip) ||
output >= num_busses_out(chip)))
return -EINVAL;
if (wait_handshake(chip))
return -EIO;

6
sound/pci/echoaudio/midi.c
View File

@ -59,7 +59,8 @@ static int enable_midi_input(struct echoaudio *chip, char enable)
Returns how many actually written or < 0 on error */
static int write_midi(struct echoaudio *chip, u8 *data, int bytes)
{
snd_assert(bytes > 0 && bytes < MIDI_OUT_BUFFER_SIZE, return -EINVAL);
if (snd_BUG_ON(bytes <= 0 || bytes >= MIDI_OUT_BUFFER_SIZE))
return -EINVAL;
if (wait_handshake(chip))
return -EIO;
@ -119,7 +120,8 @@ static int midi_service_irq(struct echoaudio *chip)
/* The count is at index 0, followed by actual data */
count = le16_to_cpu(chip->comm_page->midi_input[0]);
snd_assert(count < MIDI_IN_BUFFER_SIZE, return 0);
if (snd_BUG_ON(count >= MIDI_IN_BUFFER_SIZE))
return 0;
/* Get the MIDI data from the comm page */
i = 1;

6
sound/pci/echoaudio/mona_dsp.c
View File

@ -43,7 +43,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
int err;
DE_INIT(("init_hw() - Mona\n"));
snd_assert((subdevice_id & 0xfff0) == MONA, return -ENODEV);
if (snd_BUG_ON((subdevice_id & 0xfff0) != MONA))
return -ENODEV;
if ((err = init_dsp_comm_page(chip))) {
DE_INIT(("init_hw - could not initialize DSP comm page\n"));
@ -79,7 +80,8 @@ static int init_hw(struct echoaudio *chip, u16 device_id, u16 subdevice_id)
return err;
err = set_digital_mode(chip, DIGITAL_MODE_SPDIF_RCA);
snd_assert(err >= 0, return err);
if (err < 0)
return err;
err = set_professional_spdif(chip, TRUE);
DE_INIT(("init_hw done\n"));

6
sound/pci/emu10k1/emu10k1_callback.c
View File

@ -145,7 +145,8 @@ terminate_voice(struct snd_emux_voice *vp)
{
struct snd_emu10k1 *hw;
snd_assert(vp, return);
if (snd_BUG_ON(!vp))
return;
hw = vp->hw;
snd_emu10k1_ptr_write(hw, DCYSUSV, vp->ch, 0x807f | DCYSUSV_CHANNELENABLE_MASK);
if (vp->block) {
@ -325,7 +326,8 @@ start_voice(struct snd_emux_voice *vp)
hw = vp->hw;
ch = vp->ch;
snd_assert(ch >= 0, return -EINVAL);
if (snd_BUG_ON(ch < 0))
return -EINVAL;
chan = vp->chan;
emem = (struct snd_emu10k1_memblk *)vp->block;

23
sound/pci/emu10k1/emu10k1_patch.c
View File

@ -46,8 +46,8 @@ snd_emu10k1_sample_new(struct snd_emux *rec, struct snd_sf_sample *sp,
struct snd_emu10k1 *emu;
emu = rec->hw;
snd_assert(sp != NULL, return -EINVAL);
snd_assert(hdr != NULL, return -EINVAL);
if (snd_BUG_ON(!sp || !hdr))
return -EINVAL;
if (sp->v.size == 0) {
snd_printd("emu: rom font for sample %d\n", sp->v.sample);
@ -104,7 +104,8 @@ snd_emu10k1_sample_new(struct snd_emux *rec, struct snd_sf_sample *sp,
size = BLANK_HEAD_SIZE;
if (! (sp->v.mode_flags & SNDRV_SFNT_SAMPLE_8BITS))
size *= 2;
snd_assert(offset + size <= blocksize, return -EINVAL);
if (offset + size > blocksize)
return -EINVAL;
snd_emu10k1_synth_bzero(emu, sp->block, offset, size);
offset += size;
@ -112,7 +113,8 @@ snd_emu10k1_sample_new(struct snd_emux *rec, struct snd_sf_sample *sp,
size = loopend;
if (! (sp->v.mode_flags & SNDRV_SFNT_SAMPLE_8BITS))
size *= 2;
snd_assert(offset + size <= blocksize, return -EINVAL);
if (offset + size > blocksize)
return -EINVAL;
if (snd_emu10k1_synth_copy_from_user(emu, sp->block, offset, data, size)) {
snd_emu10k1_synth_free(emu, sp->block);
sp->block = NULL;
@ -129,12 +131,14 @@ snd_emu10k1_sample_new(struct snd_emux *rec, struct snd_sf_sample *sp,
int woffset;
unsigned short *wblock = (unsigned short*)block;
woffset = offset / 2;
snd_assert(offset + loopsize*2 <= blocksize, return -EINVAL);
if (offset + loopsize * 2 > blocksize)
return -EINVAL;
for (i = 0; i < loopsize; i++)
wblock[woffset + i] = wblock[woffset - i -1];
offset += loopsize * 2;
} else {
snd_assert(offset + loopsize <= blocksize, return -EINVAL);
if (offset + loopsize > blocksize)
return -EINVAL;
for (i = 0; i < loopsize; i++)
block[offset + i] = block[offset - i -1];
offset += loopsize;
@ -154,7 +158,8 @@ snd_emu10k1_sample_new(struct snd_emux *rec, struct snd_sf_sample *sp,
/* loopend -> sample end */
size = sp->v.size - loopend;
snd_assert(size >= 0, return -EINVAL);
if (size < 0)
return -EINVAL;
if (! (sp->v.mode_flags & SNDRV_SFNT_SAMPLE_8BITS))
size *= 2;
if (snd_emu10k1_synth_copy_from_user(emu, sp->block, offset, data, size)) {
@ -212,8 +217,8 @@ snd_emu10k1_sample_free(struct snd_emux *rec, struct snd_sf_sample *sp,
struct snd_emu10k1 *emu;
emu = rec->hw;
snd_assert(sp != NULL, return -EINVAL);
snd_assert(hdr != NULL, return -EINVAL);
if (snd_BUG_ON(!sp || !hdr))
return -EINVAL;
if (sp->block) {
snd_emu10k1_synth_free(emu, sp->block);

18
sound/pci/emu10k1/emu10k1x.c
View File

@ -1319,7 +1319,8 @@ static int snd_emu10k1x_midi_input_open(struct snd_rawmidi_substream *substream)
unsigned long flags;
emu = midi->emu;
snd_assert(emu, return -ENXIO);
if (snd_BUG_ON(!emu))
return -ENXIO;
spin_lock_irqsave(&midi->open_lock, flags);
midi->midi_mode |= EMU10K1X_MIDI_MODE_INPUT;
midi->substream_input = substream;
@ -1345,7 +1346,8 @@ static int snd_emu10k1x_midi_output_open(struct snd_rawmidi_substream *substream
unsigned long flags;
emu = midi->emu;
snd_assert(emu, return -ENXIO);
if (snd_BUG_ON(!emu))
return -ENXIO;
spin_lock_irqsave(&midi->open_lock, flags);
midi->midi_mode |= EMU10K1X_MIDI_MODE_OUTPUT;
midi->substream_output = substream;
@ -1372,7 +1374,8 @@ static int snd_emu10k1x_midi_input_close(struct snd_rawmidi_substream *substream
int err = 0;
emu = midi->emu;
snd_assert(emu, return -ENXIO);
if (snd_BUG_ON(!emu))
return -ENXIO;
spin_lock_irqsave(&midi->open_lock, flags);
snd_emu10k1x_intr_disable(emu, midi->rx_enable);
midi->midi_mode &= ~EMU10K1X_MIDI_MODE_INPUT;
@ -1394,7 +1397,8 @@ static int snd_emu10k1x_midi_output_close(struct snd_rawmidi_substream *substrea
int err = 0;
emu = midi->emu;
snd_assert(emu, return -ENXIO);
if (snd_BUG_ON(!emu))
return -ENXIO;
spin_lock_irqsave(&midi->open_lock, flags);
snd_emu10k1x_intr_disable(emu, midi->tx_enable);
midi->midi_mode &= ~EMU10K1X_MIDI_MODE_OUTPUT;
@ -1413,7 +1417,8 @@ static void snd_emu10k1x_midi_input_trigger(struct snd_rawmidi_substream *substr
struct emu10k1x *emu;
struct emu10k1x_midi *midi = substream->rmidi->private_data;
emu = midi->emu;
snd_assert(emu, return);
if (snd_BUG_ON(!emu))
return;
if (up)
snd_emu10k1x_intr_enable(emu, midi->rx_enable);
@ -1428,7 +1433,8 @@ static void snd_emu10k1x_midi_output_trigger(struct snd_rawmidi_substream *subst
unsigned long flags;
emu = midi->emu;
snd_assert(emu, return);
if (snd_BUG_ON(!emu))
return;
if (up) {
int max = 4;

6
sound/pci/emu10k1/emufx.c
View File

@ -487,7 +487,8 @@ static void snd_emu10k1_write_op(struct snd_emu10k1_fx8010_code *icode,
u32 op, u32 r, u32 a, u32 x, u32 y)
{
u_int32_t *code;
snd_assert(*ptr < 512, return);
if (snd_BUG_ON(*ptr >= 512))
return;
code = (u_int32_t __force *)icode->code + (*ptr) * 2;
set_bit(*ptr, icode->code_valid);
code[0] = ((x & 0x3ff) << 10) | (y & 0x3ff);
@ -503,7 +504,8 @@ static void snd_emu10k1_audigy_write_op(struct snd_emu10k1_fx8010_code *icode,
u32 op, u32 r, u32 a, u32 x, u32 y)
{
u_int32_t *code;
snd_assert(*ptr < 1024, return);
if (snd_BUG_ON(*ptr >= 1024))
return;
code = (u_int32_t __force *)icode->code + (*ptr) * 2;
set_bit(*ptr, icode->code_valid);
code[0] = ((x & 0x7ff) << 12) | (y & 0x7ff);

18
sound/pci/emu10k1/emumpu401.c
View File

@ -157,7 +157,8 @@ static int snd_emu10k1_midi_input_open(struct snd_rawmidi_substream *substream)
unsigned long flags;
emu = midi->emu;
snd_assert(emu, return -ENXIO);
if (snd_BUG_ON(!emu))
return -ENXIO;
spin_lock_irqsave(&midi->open_lock, flags);
midi->midi_mode |= EMU10K1_MIDI_MODE_INPUT;
midi->substream_input = substream;
@ -183,7 +184,8 @@ static int snd_emu10k1_midi_output_open(struct snd_rawmidi_substream *substream)
unsigned long flags;
emu = midi->emu;
snd_assert(emu, return -ENXIO);
if (snd_BUG_ON(!emu))
return -ENXIO;
spin_lock_irqsave(&midi->open_lock, flags);
midi->midi_mode |= EMU10K1_MIDI_MODE_OUTPUT;
midi->substream_output = substream;
@ -210,7 +212,8 @@ static int snd_emu10k1_midi_input_close(struct snd_rawmidi_substream *substream)
int err = 0;
emu = midi->emu;
snd_assert(emu, return -ENXIO);
if (snd_BUG_ON(!emu))
return -ENXIO;
spin_lock_irqsave(&midi->open_lock, flags);
snd_emu10k1_intr_disable(emu, midi->rx_enable);
midi->midi_mode &= ~EMU10K1_MIDI_MODE_INPUT;
@ -232,7 +235,8 @@ static int snd_emu10k1_midi_output_close(struct snd_rawmidi_substream *substream
int err = 0;
emu = midi->emu;
snd_assert(emu, return -ENXIO);
if (snd_BUG_ON(!emu))
return -ENXIO;
spin_lock_irqsave(&midi->open_lock, flags);
snd_emu10k1_intr_disable(emu, midi->tx_enable);
midi->midi_mode &= ~EMU10K1_MIDI_MODE_OUTPUT;
@ -251,7 +255,8 @@ static void snd_emu10k1_midi_input_trigger(struct snd_rawmidi_substream *substre
struct snd_emu10k1 *emu;
struct snd_emu10k1_midi *midi = (struct snd_emu10k1_midi *)substream->rmidi->private_data;
emu = midi->emu;
snd_assert(emu, return);
if (snd_BUG_ON(!emu))
return;
if (up)
snd_emu10k1_intr_enable(emu, midi->rx_enable);
@ -266,7 +271,8 @@ static void snd_emu10k1_midi_output_trigger(struct snd_rawmidi_substream *substr
unsigned long flags;
emu = midi->emu;
snd_assert(emu, return);
if (snd_BUG_ON(!emu))
return;
if (up) {
int max = 4;

19
sound/pci/emu10k1/memory.c
View File

@ -107,7 +107,8 @@ static int search_empty_map_area(struct snd_emu10k1 *emu, int npages, struct lis
list_for_each (pos, &emu->mapped_link_head) {
struct snd_emu10k1_memblk *blk = get_emu10k1_memblk(pos, mapped_link);
snd_assert(blk->mapped_page >= 0, continue);
if (blk->mapped_page < 0)
continue;
size = blk->mapped_page - page;
if (size == npages) {
*nextp = pos;
@ -300,10 +301,14 @@ snd_emu10k1_alloc_pages(struct snd_emu10k1 *emu, struct snd_pcm_substream *subst
struct snd_emu10k1_memblk *blk;
int page, err, idx;
snd_assert(emu, return NULL);
snd_assert(runtime->dma_bytes > 0 && runtime->dma_bytes < MAXPAGES * EMUPAGESIZE, return NULL);
if (snd_BUG_ON(!emu))
return NULL;
if (snd_BUG_ON(runtime->dma_bytes <= 0 ||
runtime->dma_bytes >= MAXPAGES * EMUPAGESIZE))
return NULL;
hdr = emu->memhdr;
snd_assert(hdr, return NULL);
if (snd_BUG_ON(!hdr))
return NULL;
mutex_lock(&hdr->block_mutex);
blk = search_empty(emu, runtime->dma_bytes);
@ -353,7 +358,8 @@ snd_emu10k1_alloc_pages(struct snd_emu10k1 *emu, struct snd_pcm_substream *subst
*/
int snd_emu10k1_free_pages(struct snd_emu10k1 *emu, struct snd_util_memblk *blk)
{
snd_assert(emu && blk, return -EINVAL);
if (snd_BUG_ON(!emu || !blk))
return -EINVAL;
return snd_emu10k1_synth_free(emu, blk);
}
@ -498,7 +504,8 @@ static int synth_free_pages(struct snd_emu10k1 *emu, struct snd_emu10k1_memblk *
static inline void *offset_ptr(struct snd_emu10k1 *emu, int page, int offset)
{
char *ptr;
snd_assert(page >= 0 && page < emu->max_cache_pages, return NULL);
if (snd_BUG_ON(page < 0 || page >= emu->max_cache_pages))
return NULL;
ptr = emu->page_ptr_table[page];
if (! ptr) {
printk(KERN_ERR "emu10k1: access to NULL ptr: page = %d\n", page);

9
sound/pci/emu10k1/voice.c
View File

@ -111,8 +111,10 @@ int snd_emu10k1_voice_alloc(struct snd_emu10k1 *emu, int type, int number,
unsigned long flags;
int result;
snd_assert(rvoice != NULL, return -EINVAL);
snd_assert(number, return -EINVAL);
if (snd_BUG_ON(!rvoice))
return -EINVAL;
if (snd_BUG_ON(!number))
return -EINVAL;
spin_lock_irqsave(&emu->voice_lock, flags);
for (;;) {
@ -145,7 +147,8 @@ int snd_emu10k1_voice_free(struct snd_emu10k1 *emu,
{
unsigned long flags;
snd_assert(pvoice != NULL, return -EINVAL);
if (snd_BUG_ON(!pvoice))
return -EINVAL;
spin_lock_irqsave(&emu->voice_lock, flags);
pvoice->interrupt = NULL;
pvoice->use = pvoice->pcm = pvoice->synth = pvoice->midi = pvoice->efx = 0;

3
sound/pci/es1938.c
View File

@ -860,7 +860,8 @@ static int snd_es1938_capture_copy(struct snd_pcm_substream *substream,
struct es1938 *chip = snd_pcm_substream_chip(substream);
pos <<= chip->dma1_shift;
count <<= chip->dma1_shift;
snd_assert(pos + count <= chip->dma1_size, return -EINVAL);
if (snd_BUG_ON(pos + count > chip->dma1_size))
return -EINVAL;
if (pos + count < chip->dma1_size) {
if (copy_to_user(dst, runtime->dma_area + pos + 1, count))
return -EFAULT;

6
sound/pci/es1968.c
View File

@ -692,7 +692,8 @@ static void apu_data_set(struct es1968 *chip, u16 data)
/* no spinlock */
static void __apu_set_register(struct es1968 *chip, u16 channel, u8 reg, u16 data)
{
snd_assert(channel < NR_APUS, return);
if (snd_BUG_ON(channel >= NR_APUS))
return;
#ifdef CONFIG_PM
chip->apu_map[channel][reg] = data;
#endif
@ -711,7 +712,8 @@ static void apu_set_register(struct es1968 *chip, u16 channel, u8 reg, u16 data)
static u16 __apu_get_register(struct es1968 *chip, u16 channel, u8 reg)
{
snd_assert(channel < NR_APUS, return 0);
if (snd_BUG_ON(channel >= NR_APUS))
return 0;
reg |= (channel << 4);
apu_index_set(chip, reg);
return __maestro_read(chip, IDR0_DATA_PORT);

21
sound/pci/hda/hda_codec.c
View File

@ -211,7 +211,8 @@ int snd_hda_get_connections(struct hda_codec *codec, hda_nid_t nid,
unsigned int shift, num_elems, mask;
hda_nid_t prev_nid;
snd_assert(conn_list && max_conns > 0, return -EINVAL);
if (snd_BUG_ON(!conn_list || max_conns <= 0))
return -EINVAL;
parm = snd_hda_param_read(codec, nid, AC_PAR_CONNLIST_LEN);
if (parm & AC_CLIST_LONG) {
@ -407,8 +408,10 @@ int __devinit snd_hda_bus_new(struct snd_card *card,
.dev_free = snd_hda_bus_dev_free,
};
snd_assert(temp, return -EINVAL);
snd_assert(temp->ops.command && temp->ops.get_response, return -EINVAL);
if (snd_BUG_ON(!temp))
return -EINVAL;
if (snd_BUG_ON(!temp->ops.command || !temp->ops.get_response))
return -EINVAL;
if (busp)
*busp = NULL;
@ -588,8 +591,10 @@ int __devinit snd_hda_codec_new(struct hda_bus *bus, unsigned int codec_addr,
char component[13];
int err;
snd_assert(bus, return -EINVAL);
snd_assert(codec_addr <= HDA_MAX_CODEC_ADDRESS, return -EINVAL);
if (snd_BUG_ON(!bus))
return -EINVAL;
if (snd_BUG_ON(codec_addr > HDA_MAX_CODEC_ADDRESS))
return -EINVAL;
if (bus->caddr_tbl[codec_addr]) {
snd_printk(KERN_ERR "hda_codec: "
@ -2236,11 +2241,13 @@ static int __devinit set_pcm_default_values(struct hda_codec *codec,
if (info->ops.close == NULL)
info->ops.close = hda_pcm_default_open_close;
if (info->ops.prepare == NULL) {
snd_assert(info->nid, return -EINVAL);
if (snd_BUG_ON(!info->nid))
return -EINVAL;
info->ops.prepare = hda_pcm_default_prepare;
}
if (info->ops.cleanup == NULL) {
snd_assert(info->nid, return -EINVAL);
if (snd_BUG_ON(!info->nid))
return -EINVAL;
info->ops.cleanup = hda_pcm_default_cleanup;
}
return 0;

3
sound/pci/hda/hda_generic.c
View File

@ -174,7 +174,8 @@ static int build_afg_tree(struct hda_codec *codec)
int i, nodes, err;
hda_nid_t nid;
snd_assert(spec, return -EINVAL);
if (snd_BUG_ON(!spec))
return -EINVAL;
spec->def_amp_out_caps = snd_hda_param_read(codec, codec->afg, AC_PAR_AMP_OUT_CAP);
spec->def_amp_in_caps = snd_hda_param_read(codec, codec->afg, AC_PAR_AMP_IN_CAP);

3
sound/pci/hda/hda_intel.c
View File

@ -1646,7 +1646,8 @@ static int __devinit create_codec_pcm(struct azx *chip, struct hda_codec *codec,
if (!cpcm->stream[0].substreams && !cpcm->stream[1].substreams)
return 0;
snd_assert(cpcm->name, return -EINVAL);
if (snd_BUG_ON(!cpcm->name))
return -EINVAL;
err = snd_pcm_new(chip->card, cpcm->name, cpcm->device,
cpcm->stream[0].substreams,

6
sound/pci/hda/patch_realtek.c
View File

@ -2633,12 +2633,14 @@ static int alc_build_pcms(struct hda_codec *codec)
info->name = spec->stream_name_analog;
if (spec->stream_analog_playback) {
snd_assert(spec->multiout.dac_nids, return -EINVAL);
if (snd_BUG_ON(!spec->multiout.dac_nids))
return -EINVAL;
info->stream[SNDRV_PCM_STREAM_PLAYBACK] = *(spec->stream_analog_playback);
info->stream[SNDRV_PCM_STREAM_PLAYBACK].nid = spec->multiout.dac_nids[0];
}
if (spec->stream_analog_capture) {
snd_assert(spec->adc_nids, return -EINVAL);
if (snd_BUG_ON(!spec->adc_nids))
return -EINVAL;
info->stream[SNDRV_PCM_STREAM_CAPTURE] = *(spec->stream_analog_capture);
info->stream[SNDRV_PCM_STREAM_CAPTURE].nid = spec->adc_nids[0];
}

3
sound/pci/ice1712/ak4xxx.c
View File

@ -59,7 +59,8 @@ static void snd_ice1712_akm4xxx_write(struct snd_akm4xxx *ak, int chip,
struct snd_ak4xxx_private *priv = (void *)ak->private_value[0];
struct snd_ice1712 *ice = ak->private_data[0];
snd_assert(chip >= 0 && chip < 4, return);
if (snd_BUG_ON(chip < 0 || chip >= 4))
return;
tmp = snd_ice1712_gpio_read(ice);
tmp |= priv->add_flags;

9
sound/pci/ice1712/ews.c
View File

@ -149,7 +149,8 @@ static int snd_ice1712_ews88mt_chip_select(struct snd_ice1712 *ice, int chip_mas
struct ews_spec *spec = ice->spec;
unsigned char data, ndata;
snd_assert(chip_mask >= 0 && chip_mask <= 0x0f, return -EINVAL);
if (snd_BUG_ON(chip_mask < 0 || chip_mask > 0x0f))
return -EINVAL;
snd_i2c_lock(ice->i2c);
if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF2], &data, 1) != 1)
goto __error;
@ -685,7 +686,8 @@ static int snd_ice1712_ews88mt_input_sense_get(struct snd_kcontrol *kcontrol, st
int channel = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
unsigned char data;
snd_assert(channel >= 0 && channel <= 7, return 0);
if (snd_BUG_ON(channel < 0 || channel > 7))
return 0;
snd_i2c_lock(ice->i2c);
if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF1], &data, 1) != 1) {
snd_i2c_unlock(ice->i2c);
@ -705,7 +707,8 @@ static int snd_ice1712_ews88mt_input_sense_put(struct snd_kcontrol *kcontrol, st
int channel = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id);
unsigned char data, ndata;
snd_assert(channel >= 0 && channel <= 7, return 0);
if (snd_BUG_ON(channel < 0 || channel > 7))
return 0;
snd_i2c_lock(ice->i2c);
if (snd_i2c_readbytes(spec->i2cdevs[EWS_I2C_PCF1], &data, 1) != 1) {
snd_i2c_unlock(ice->i2c);

3
sound/pci/ice1712/ice1712.c
View File

@ -2416,7 +2416,8 @@ int __devinit snd_ice1712_spdif_build_controls(struct snd_ice1712 *ice)
int err;
struct snd_kcontrol *kctl;
snd_assert(ice->pcm_pro != NULL, return -EIO);
if (snd_BUG_ON(!ice->pcm_pro))
return -EIO;
err = snd_ctl_add(ice->card, kctl = snd_ctl_new1(&snd_ice1712_spdif_default, ice));
if (err < 0)
return err;

3
sound/pci/ice1712/ice1724.c
View File

@ -2250,7 +2250,8 @@ static int __devinit snd_vt1724_spdif_build_controls(struct snd_ice1712 *ice)
int err;
struct snd_kcontrol *kctl;
snd_assert(ice->pcm != NULL, return -EIO);
if (snd_BUG_ON(!ice->pcm))
return -EIO;
err = snd_ctl_add(ice->card, snd_ctl_new1(&snd_vt1724_mixer_pro_spdif_route, ice));
if (err < 0)

3
sound/pci/ice1712/juli.c
View File

@ -208,7 +208,8 @@ static void juli_akm_write(struct snd_akm4xxx *ak, int chip,
{
struct snd_ice1712 *ice = ak->private_data[0];
snd_assert(chip == 0, return);
if (snd_BUG_ON(chip))
return;
snd_vt1724_write_i2c(ice, AK4358_ADDR, addr, data);
}

4
sound/pci/intel8x0.c
View File

@ -2132,8 +2132,8 @@ static int __devinit snd_intel8x0_mixer(struct intel8x0 *chip, int ac97_clock,
snd_intel8x0_codec_read_test(chip, codecs);
chip->ac97_sdin[codecs] =
igetbyte(chip, ICHREG(SDM)) & ICH_LDI_MASK;
snd_assert(chip->ac97_sdin[codecs] < 3,
chip->ac97_sdin[codecs] = 0);
if (snd_BUG_ON(chip->ac97_sdin[codecs] >= 3))
chip->ac97_sdin[codecs] = 0;
} else
chip->ac97_sdin[codecs] = i;
codecs++;

3
sound/pci/intel8x0m.c
View File

@ -306,7 +306,8 @@ static unsigned int get_ich_codec_bit(struct intel8x0m *chip, unsigned int codec
static unsigned int codec_bit[3] = {
ICH_PCR, ICH_SCR, ICH_TCR
};
snd_assert(codec < 3, return ICH_PCR);
if (snd_BUG_ON(codec >= 3))
return ICH_PCR;
return codec_bit[codec];
}

9
sound/pci/korg1212/korg1212.c
View File

@ -1281,7 +1281,8 @@ static int snd_korg1212_silence(struct snd_korg1212 *korg1212, int pos, int coun
K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_silence pos=%d offset=%d size=%d count=%d\n",
pos, offset, size, count);
snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL);
if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES))
return -EINVAL;
for (i=0; i < count; i++) {
#if K1212_DEBUG_LEVEL > 0
@ -1306,7 +1307,8 @@ static int snd_korg1212_copy_to(struct snd_korg1212 *korg1212, void __user *dst,
K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_to pos=%d offset=%d size=%d\n",
pos, offset, size);
snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL);
if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES))
return -EINVAL;
for (i=0; i < count; i++) {
#if K1212_DEBUG_LEVEL > 0
@ -1336,7 +1338,8 @@ static int snd_korg1212_copy_from(struct snd_korg1212 *korg1212, void __user *sr
K1212_DEBUG_PRINTK_VERBOSE("K1212_DEBUG: snd_korg1212_copy_from pos=%d offset=%d size=%d count=%d\n",
pos, offset, size, count);
snd_assert(pos + count <= K1212_MAX_SAMPLES, return -EINVAL);
if (snd_BUG_ON(pos + count > K1212_MAX_SAMPLES))
return -EINVAL;
for (i=0; i < count; i++) {
#if K1212_DEBUG_LEVEL > 0

10
sound/pci/maestro3.c
View File

@ -1175,7 +1175,8 @@ snd_m3_pcm_trigger(struct snd_pcm_substream *subs, int cmd)
struct m3_dma *s = subs->runtime->private_data;
int err = -EINVAL;
snd_assert(s != NULL, return -ENXIO);
if (snd_BUG_ON(!s))
return -ENXIO;
spin_lock(&chip->reg_lock);
switch (cmd) {
@ -1487,7 +1488,8 @@ snd_m3_pcm_prepare(struct snd_pcm_substream *subs)
struct snd_pcm_runtime *runtime = subs->runtime;
struct m3_dma *s = runtime->private_data;
snd_assert(s != NULL, return -ENXIO);
if (snd_BUG_ON(!s))
return -ENXIO;
if (runtime->format != SNDRV_PCM_FORMAT_U8 &&
runtime->format != SNDRV_PCM_FORMAT_S16_LE)
@ -1546,7 +1548,9 @@ snd_m3_pcm_pointer(struct snd_pcm_substream *subs)
struct snd_m3 *chip = snd_pcm_substream_chip(subs);
unsigned int ptr;
struct m3_dma *s = subs->runtime->private_data;
snd_assert(s != NULL, return 0);
if (snd_BUG_ON(!s))
return 0;
spin_lock(&chip->reg_lock);
ptr = snd_m3_get_pointer(chip, s, subs);

4
sound/pci/mixart/mixart.c
View File

@ -708,7 +708,7 @@ static int snd_mixart_playback_open(struct snd_pcm_substream *subs)
pcm_number = MIXART_PCM_ANALOG;
runtime->hw = snd_mixart_analog_caps;
} else {
snd_assert ( pcm == chip->pcm_dig );
snd_BUG_ON(pcm != chip->pcm_dig);
pcm_number = MIXART_PCM_DIGITAL;
runtime->hw = snd_mixart_digital_caps;
}
@ -783,7 +783,7 @@ static int snd_mixart_capture_open(struct snd_pcm_substream *subs)
pcm_number = MIXART_PCM_ANALOG;
runtime->hw = snd_mixart_analog_caps;
} else {
snd_assert ( pcm == chip->pcm_dig );
snd_BUG_ON(pcm != chip->pcm_dig);
pcm_number = MIXART_PCM_DIGITAL;
runtime->hw = snd_mixart_digital_caps;
}

18
sound/pci/mixart/mixart_core.c
View File

@ -56,8 +56,10 @@ static int retrieve_msg_frame(struct mixart_mgr *mgr, u32 *msg_frame)
if (tailptr == headptr)
return 0; /* no message posted */
snd_assert( tailptr >= MSG_OUTBOUND_POST_STACK, return 0); /* error */
snd_assert( tailptr < (MSG_OUTBOUND_POST_STACK+MSG_BOUND_STACK_SIZE), return 0); /* error */
if (tailptr < MSG_OUTBOUND_POST_STACK)
return 0; /* error */
if (tailptr >= MSG_OUTBOUND_POST_STACK + MSG_BOUND_STACK_SIZE)
return 0; /* error */
*msg_frame = readl_be(MIXART_MEM(mgr, tailptr));
@ -149,7 +151,8 @@ static int send_msg( struct mixart_mgr *mgr,
u32 msg_frame_address;
int err, i;
snd_assert(msg->size % 4 == 0, return -EINVAL);
if (snd_BUG_ON(msg->size % 4))
return -EINVAL;
err = 0;
@ -289,9 +292,12 @@ int snd_mixart_send_msg_wait_notif(struct mixart_mgr *mgr,
wait_queue_t wait;
long timeout;
snd_assert(notif_event != 0, return -EINVAL);
snd_assert((notif_event & MSG_TYPE_MASK) == MSG_TYPE_NOTIFY, return -EINVAL);
snd_assert((notif_event & MSG_CANCEL_NOTIFY_MASK) == 0, return -EINVAL);
if (snd_BUG_ON(!notif_event))
return -EINVAL;
if (snd_BUG_ON((notif_event & MSG_TYPE_MASK) != MSG_TYPE_NOTIFY))
return -EINVAL;
if (snd_BUG_ON(notif_event & MSG_CANCEL_NOTIFY_MASK))
return -EINVAL;
mutex_lock(&mgr->msg_mutex);

19
sound/pci/mixart/mixart_hwdep.c
View File

@ -288,7 +288,9 @@ static int mixart_enum_physio(struct mixart_mgr *mgr)
return -EINVAL;
}
snd_assert(phys_io.nb_uid >= (MIXART_MAX_CARDS * 2), return -EINVAL); /* min 2 phys io per card (analog in + analog out) */
/* min 2 phys io per card (analog in + analog out) */
if (phys_io.nb_uid < MIXART_MAX_CARDS * 2)
return -EINVAL;
for(k=0; k<mgr->num_cards; k++) {
mgr->chip[k]->uid_in_analog_physio = phys_io.uid[k];
@ -363,8 +365,10 @@ static int mixart_dsp_load(struct mixart_mgr* mgr, int index, const struct firmw
}
/* check xilinx validity */
snd_assert(((u32*)(dsp->data))[0]==0xFFFFFFFF, return -EINVAL);
snd_assert(dsp->size % 4 == 0, return -EINVAL);
if (((u32*)(dsp->data))[0] == 0xffffffff)
return -EINVAL;
if (dsp->size % 4)
return -EINVAL;
/* set xilinx status to copying */
writel_be( 1, MIXART_MEM( mgr, MIXART_PSEUDOREG_MXLX_STATUS_OFFSET ));
@ -462,8 +466,10 @@ static int mixart_dsp_load(struct mixart_mgr* mgr, int index, const struct firmw
}
/* check daughterboard xilinx validity */
snd_assert(((u32*)(dsp->data))[0]==0xFFFFFFFF, return -EINVAL);
snd_assert(dsp->size % 4 == 0, return -EINVAL);
if (((u32*)(dsp->data))[0] == 0xffffffff)
return -EINVAL;
if (dsp->size % 4)
return -EINVAL;
/* inform mixart about the size of the file */
writel_be( dsp->size, MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_SIZE_OFFSET ));
@ -480,7 +486,8 @@ static int mixart_dsp_load(struct mixart_mgr* mgr, int index, const struct firmw
/* get the address where to write the file */
val = readl_be( MIXART_MEM( mgr, MIXART_PSEUDOREG_DXLX_BASE_ADDR_OFFSET ));
snd_assert(val != 0, return -EINVAL);
if (!val)
return -EINVAL;
/* copy daughterboard xilinx code */
memcpy_toio( MIXART_MEM( mgr, val), dsp->data, dsp->size);

8
sound/pci/mixart/mixart_mixer.c
View File

@ -837,7 +837,7 @@ static int mixart_pcm_vol_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem
if(is_aes) stored_volume = chip->digital_capture_volume[1]; /* AES capture */
else stored_volume = chip->digital_capture_volume[0]; /* analog capture */
} else {
snd_assert ( idx < MIXART_PLAYBACK_STREAMS );
snd_BUG_ON(idx >= MIXART_PLAYBACK_STREAMS);
if(is_aes) stored_volume = chip->digital_playback_volume[MIXART_PLAYBACK_STREAMS + idx]; /* AES playback */
else stored_volume = chip->digital_playback_volume[idx]; /* analog playback */
}
@ -863,7 +863,7 @@ static int mixart_pcm_vol_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem
else /* analog capture */
stored_volume = chip->digital_capture_volume[0];
} else {
snd_assert ( idx < MIXART_PLAYBACK_STREAMS );
snd_BUG_ON(idx >= MIXART_PLAYBACK_STREAMS);
if (is_aes) /* AES playback */
stored_volume = chip->digital_playback_volume[MIXART_PLAYBACK_STREAMS + idx];
else /* analog playback */
@ -909,7 +909,7 @@ static int mixart_pcm_sw_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_
{
struct snd_mixart *chip = snd_kcontrol_chip(kcontrol);
int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
snd_assert ( idx < MIXART_PLAYBACK_STREAMS );
snd_BUG_ON(idx >= MIXART_PLAYBACK_STREAMS);
mutex_lock(&chip->mgr->mixer_mutex);
if(kcontrol->private_value & MIXART_VOL_AES_MASK) /* AES playback */
idx += MIXART_PLAYBACK_STREAMS;
@ -926,7 +926,7 @@ static int mixart_pcm_sw_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_
int is_aes = kcontrol->private_value & MIXART_VOL_AES_MASK;
int idx = snd_ctl_get_ioffidx(kcontrol, &ucontrol->id); /* index */
int i, j;
snd_assert ( idx < MIXART_PLAYBACK_STREAMS );
snd_BUG_ON(idx >= MIXART_PLAYBACK_STREAMS);
mutex_lock(&chip->mgr->mixer_mutex);
j = idx;
if (is_aes)

15
sound/pci/nm256/nm256.c
View File

@ -562,7 +562,8 @@ snd_nm256_playback_trigger(struct snd_pcm_substream *substream, int cmd)
struct nm256_stream *s = substream->runtime->private_data;
int err = 0;
snd_assert(s != NULL, return -ENXIO);
if (snd_BUG_ON(!s))
return -ENXIO;
spin_lock(&chip->reg_lock);
switch (cmd) {
@ -599,7 +600,8 @@ snd_nm256_capture_trigger(struct snd_pcm_substream *substream, int cmd)
struct nm256_stream *s = substream->runtime->private_data;
int err = 0;
snd_assert(s != NULL, return -ENXIO);
if (snd_BUG_ON(!s))
return -ENXIO;
spin_lock(&chip->reg_lock);
switch (cmd) {
@ -635,7 +637,8 @@ static int snd_nm256_pcm_prepare(struct snd_pcm_substream *substream)
struct snd_pcm_runtime *runtime = substream->runtime;
struct nm256_stream *s = runtime->private_data;
snd_assert(s, return -ENXIO);
if (snd_BUG_ON(!s))
return -ENXIO;
s->dma_size = frames_to_bytes(runtime, substream->runtime->buffer_size);
s->period_size = frames_to_bytes(runtime, substream->runtime->period_size);
s->periods = substream->runtime->periods;
@ -660,7 +663,8 @@ snd_nm256_playback_pointer(struct snd_pcm_substream *substream)
struct nm256_stream *s = substream->runtime->private_data;
unsigned long curp;
snd_assert(s, return 0);
if (snd_BUG_ON(!s))
return 0;
curp = snd_nm256_readl(chip, NM_PBUFFER_CURRP) - (unsigned long)s->buf;
curp %= s->dma_size;
return bytes_to_frames(substream->runtime, curp);
@ -673,7 +677,8 @@ snd_nm256_capture_pointer(struct snd_pcm_substream *substream)
struct nm256_stream *s = substream->runtime->private_data;
unsigned long curp;
snd_assert(s != NULL, return 0);
if (snd_BUG_ON(!s))
return 0;
curp = snd_nm256_readl(chip, NM_RBUFFER_CURRP) - (unsigned long)s->buf;
curp %= s->dma_size;
return bytes_to_frames(substream->runtime, curp);

6
sound/pci/pcxhr/pcxhr.c
View File

@ -464,7 +464,8 @@ static int pcxhr_update_r_buffer(struct pcxhr_stream *stream)
pcxhr_init_rmh(&rmh, CMD_UPDATE_R_BUFFERS);
pcxhr_set_pipe_cmd_params(&rmh, is_capture, stream->pipe->first_audio, stream_num, 0);
snd_assert(subs->runtime->dma_bytes < 0x200000); /* max buffer size is 2 MByte */
/* max buffer size is 2 MByte */
snd_BUG_ON(subs->runtime->dma_bytes >= 0x200000);
rmh.cmd[1] = subs->runtime->dma_bytes * 8; /* size in bits */
rmh.cmd[2] = subs->runtime->dma_addr >> 24; /* most significant byte */
rmh.cmd[2] |= 1<<19; /* this is a circular buffer */
@ -1228,7 +1229,8 @@ static int __devinit pcxhr_probe(struct pci_dev *pci, const struct pci_device_id
return -ENOMEM;
}
snd_assert(pci_id->driver_data < PCI_ID_LAST, return -ENODEV);
if (snd_BUG_ON(pci_id->driver_data >= PCI_ID_LAST))
return -ENODEV;
card_name = pcxhr_board_params[pci_id->driver_data].board_name;
mgr->playback_chips = pcxhr_board_params[pci_id->driver_data].playback_chips;
mgr->capture_chips = pcxhr_board_params[pci_id->driver_data].capture_chips;

27
sound/pci/pcxhr/pcxhr_core.c
View File

@ -319,16 +319,20 @@ static int pcxhr_download_dsp(struct pcxhr_mgr *mgr, const struct firmware *dsp)
const unsigned char *data;
unsigned char dummy;
/* check the length of boot image */
snd_assert(dsp->size > 0, return -EINVAL);
snd_assert(dsp->size % 3 == 0, return -EINVAL);
snd_assert(dsp->data, return -EINVAL);
if (dsp->size <= 0)
return -EINVAL;
if (dsp->size % 3)
return -EINVAL;
if (snd_BUG_ON(!dsp->data))
return -EINVAL;
/* transfert data buffer from PC to DSP */
for (i = 0; i < dsp->size; i += 3) {
data = dsp->data + i;
if (i == 0) {
/* test data header consistency */
len = (unsigned int)((data[0]<<16) + (data[1]<<8) + data[2]);
snd_assert((len==0) || (dsp->size == (len+2)*3), return -EINVAL);
if (len && dsp->size != (len + 2) * 3)
return -EINVAL;
}
/* wait DSP ready for new transfer */
err = pcxhr_check_reg_bit(mgr, PCXHR_DSP_ISR, PCXHR_ISR_HI08_TRDY,
@ -389,7 +393,8 @@ int pcxhr_load_boot_binary(struct pcxhr_mgr *mgr, const struct firmware *boot)
unsigned char dummy;
/* send the hostport address to the DSP (only the upper 24 bit !) */
snd_assert((physaddr & 0xff) == 0, return -EINVAL);
if (snd_BUG_ON(physaddr & 0xff))
return -EINVAL;
PCXHR_OUTPL(mgr, PCXHR_PLX_MBOX1, (physaddr >> 8));
err = pcxhr_send_it_dsp(mgr, PCXHR_IT_DOWNLOAD_BOOT, 0);
@ -570,7 +575,8 @@ static int pcxhr_send_msg_nolock(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh)
u32 data;
unsigned char reg;
snd_assert(rmh->cmd_len<PCXHR_SIZE_MAX_CMD, return -EINVAL);
if (snd_BUG_ON(rmh->cmd_len >= PCXHR_SIZE_MAX_CMD))
return -EINVAL;
err = pcxhr_send_it_dsp(mgr, PCXHR_IT_MESSAGE, 1);
if (err) {
snd_printk(KERN_ERR "pcxhr_send_message : ED_DSP_CRASHED\n");
@ -677,7 +683,8 @@ static int pcxhr_send_msg_nolock(struct pcxhr_mgr *mgr, struct pcxhr_rmh *rmh)
*/
void pcxhr_init_rmh(struct pcxhr_rmh *rmh, int cmd)
{
snd_assert(cmd < CMD_LAST_INDEX, return);
if (snd_BUG_ON(cmd >= CMD_LAST_INDEX))
return;
rmh->cmd[0] = pcxhr_dsp_cmds[cmd].opcode;
rmh->cmd_len = 1;
rmh->stat_len = pcxhr_dsp_cmds[cmd].st_length;
@ -690,17 +697,17 @@ void pcxhr_set_pipe_cmd_params(struct pcxhr_rmh *rmh, int capture,
unsigned int param1, unsigned int param2,
unsigned int param3)
{
snd_assert(param1 <= MASK_FIRST_FIELD);
snd_BUG_ON(param1 > MASK_FIRST_FIELD);
if (capture)
rmh->cmd[0] |= 0x800; /* COMMAND_RECORD_MASK */
if (param1)
rmh->cmd[0] |= (param1 << FIELD_SIZE);
if (param2) {
snd_assert(param2 <= MASK_FIRST_FIELD);
snd_BUG_ON(param2 > MASK_FIRST_FIELD);
rmh->cmd[0] |= param2;
}
if(param3) {
snd_assert(param3 <= MASK_DSP_WORD);
snd_BUG_ON(param3 > MASK_DSP_WORD);
rmh->cmd[1] = param3;
rmh->cmd_len = 2;
}

15
sound/pci/pcxhr/pcxhr_hwdep.c
View File

@ -65,15 +65,18 @@ static int pcxhr_init_board(struct pcxhr_mgr *mgr)
if (err)
return err;
/* test 8 or 12 phys out */
snd_assert((rmh.stat[0] & MASK_FIRST_FIELD) == mgr->playback_chips*2,
return -EINVAL);
if ((rmh.stat[0] & MASK_FIRST_FIELD) != mgr->playback_chips * 2)
return -EINVAL;
/* test 8 or 2 phys in */
snd_assert(((rmh.stat[0] >> (2*FIELD_SIZE)) & MASK_FIRST_FIELD) ==
mgr->capture_chips * 2, return -EINVAL);
if (((rmh.stat[0] >> (2 * FIELD_SIZE)) & MASK_FIRST_FIELD) !=
mgr->capture_chips * 2)
return -EINVAL;
/* test max nb substream per board */
snd_assert((rmh.stat[1] & 0x5F) >= card_streams, return -EINVAL);
if ((rmh.stat[1] & 0x5F) < card_streams)
return -EINVAL;
/* test max nb substream per pipe */
snd_assert(((rmh.stat[1]>>7)&0x5F) >= PCXHR_PLAYBACK_STREAMS, return -EINVAL);
if (((rmh.stat[1] >> 7) & 0x5F) < PCXHR_PLAYBACK_STREAMS)
return -EINVAL;
pcxhr_init_rmh(&rmh, CMD_VERSION);
/* firmware num for DSP */

18
sound/pci/riptide/riptide.c
View File

@ -865,7 +865,8 @@ static int sendcmd(struct cmdif *cif, u32 flags, u32 cmd, u32 parm,
struct riptideport *hwport;
struct cmdport *cmdport = NULL;
snd_assert(cif, return -EINVAL);
if (snd_BUG_ON(!cif))
return -EINVAL;
hwport = cif->hwport;
if (cif->errcnt > MAX_ERROR_COUNT) {
@ -1490,7 +1491,8 @@ static int snd_riptide_prepare(struct snd_pcm_substream *substream)
int err = 0;
snd_pcm_format_t format;
snd_assert(cif && data, return -EINVAL);
if (snd_BUG_ON(!cif || !data))
return -EINVAL;
snd_printdd("prepare id %d ch: %d f:0x%x r:%d\n", data->id,
runtime->channels, runtime->format, runtime->rate);
@ -1772,7 +1774,8 @@ snd_riptide_codec_write(struct snd_ac97 *ac97, unsigned short reg,
union cmdret rptr = CMDRET_ZERO;
int i = 0;
snd_assert(cif, return);
if (snd_BUG_ON(!cif))
return;
snd_printdd("Write AC97 reg 0x%x 0x%x\n", reg, val);
do {
@ -1790,7 +1793,8 @@ static unsigned short snd_riptide_codec_read(struct snd_ac97 *ac97,
struct cmdif *cif = chip->cif;
union cmdret rptr = CMDRET_ZERO;
snd_assert(cif, return 0);
if (snd_BUG_ON(!cif))
return 0;
if (SEND_RACR(cif, reg, &rptr) != 0)
SEND_RACR(cif, reg, &rptr);
@ -1804,7 +1808,8 @@ static int snd_riptide_initialize(struct snd_riptide *chip)
unsigned int device_id;
int err;
snd_assert(chip, return -EINVAL);
if (snd_BUG_ON(!chip))
return -EINVAL;
cif = chip->cif;
if (!cif) {
@ -1836,7 +1841,8 @@ static int snd_riptide_free(struct snd_riptide *chip)
{
struct cmdif *cif;
snd_assert(chip, return 0);
if (!chip)
return 0;
if ((cif = chip->cif)) {
SET_GRESET(cif->hwport);

25
sound/pci/rme9652/hdsp.c
View File

@ -1036,7 +1036,7 @@ static void hdsp_set_dds_value(struct hdsp *hdsp, int rate)
n = DDS_NUMERATOR;
div64_32(&n, rate, &r);
/* n should be less than 2^32 for being written to FREQ register */
snd_assert((n >> 32) == 0);
snd_BUG_ON(n >> 32);
/* HDSP_freqReg and HDSP_resetPointer are the same, so keep the DDS
value to write it after a reset */
hdsp->dds_value = n;
@ -3043,7 +3043,7 @@ static int snd_hdsp_get_adat_sync_check(struct snd_kcontrol *kcontrol, struct sn
struct hdsp *hdsp = snd_kcontrol_chip(kcontrol);
offset = ucontrol->id.index - 1;
snd_assert(offset >= 0);
snd_BUG_ON(offset < 0);
switch (hdsp->io_type) {
case Digiface:
@ -3767,7 +3767,8 @@ static char *hdsp_channel_buffer_location(struct hdsp *hdsp,
{
int mapped_channel;
snd_assert(channel >= 0 && channel < hdsp->max_channels, return NULL);
if (snd_BUG_ON(channel < 0 || channel >= hdsp->max_channels))
return NULL;
if ((mapped_channel = hdsp->channel_map[channel]) < 0)
return NULL;
@ -3784,10 +3785,12 @@ static int snd_hdsp_playback_copy(struct snd_pcm_substream *substream, int chann
struct hdsp *hdsp = snd_pcm_substream_chip(substream);
char *channel_buf;
snd_assert(pos + count <= HDSP_CHANNEL_BUFFER_BYTES / 4, return -EINVAL);
if (snd_BUG_ON(pos + count > HDSP_CHANNEL_BUFFER_BYTES / 4))
return -EINVAL;
channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream, channel);
snd_assert(channel_buf != NULL, return -EIO);
if (snd_BUG_ON(!channel_buf))
return -EIO;
if (copy_from_user(channel_buf + pos * 4, src, count * 4))
return -EFAULT;
return count;
@ -3799,10 +3802,12 @@ static int snd_hdsp_capture_copy(struct snd_pcm_substream *substream, int channe
struct hdsp *hdsp = snd_pcm_substream_chip(substream);
char *channel_buf;
snd_assert(pos + count <= HDSP_CHANNEL_BUFFER_BYTES / 4, return -EINVAL);
if (snd_BUG_ON(pos + count > HDSP_CHANNEL_BUFFER_BYTES / 4))
return -EINVAL;
channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream, channel);
snd_assert(channel_buf != NULL, return -EIO);
if (snd_BUG_ON(!channel_buf))
return -EIO;
if (copy_to_user(dst, channel_buf + pos * 4, count * 4))
return -EFAULT;
return count;
@ -3815,7 +3820,8 @@ static int snd_hdsp_hw_silence(struct snd_pcm_substream *substream, int channel,
char *channel_buf;
channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream, channel);
snd_assert(channel_buf != NULL, return -EIO);
if (snd_BUG_ON(!channel_buf))
return -EIO;
memset(channel_buf + pos * 4, 0, count * 4);
return count;
}
@ -3927,7 +3933,8 @@ static int snd_hdsp_channel_info(struct snd_pcm_substream *substream,
struct hdsp *hdsp = snd_pcm_substream_chip(substream);
int mapped_channel;
snd_assert(info->channel < hdsp->max_channels, return -EINVAL);
if (snd_BUG_ON(info->channel >= hdsp->max_channels))
return -EINVAL;
if ((mapped_channel = hdsp->channel_map[info->channel]) < 0)
return -EINVAL;

34
sound/pci/rme9652/hdspm.c
View File

@ -845,7 +845,7 @@ static void hdspm_set_dds_value(struct hdspm *hdspm, int rate)
n = 110100480000000ULL; /* Value checked for AES32 and MADI */
div64_32(&n, rate, &r);
/* n should be less than 2^32 for being written to FREQ register */
snd_assert((n >> 32) == 0);
snd_BUG_ON(n >> 32);
hdspm_write(hdspm, HDSPM_freqReg, (u32)n);
}
@ -2617,8 +2617,8 @@ static int snd_hdspm_get_playback_mixer(struct snd_kcontrol *kcontrol,
channel = ucontrol->id.index - 1;
snd_assert(channel >= 0
|| channel < HDSPM_MAX_CHANNELS, return -EINVAL);
if (snd_BUG_ON(channel < 0 || channel >= HDSPM_MAX_CHANNELS))
return -EINVAL;
mapped_channel = hdspm->channel_map[channel];
if (mapped_channel < 0)
@ -2652,8 +2652,8 @@ static int snd_hdspm_put_playback_mixer(struct snd_kcontrol *kcontrol,
channel = ucontrol->id.index - 1;
snd_assert(channel >= 0
|| channel < HDSPM_MAX_CHANNELS, return -EINVAL);
if (snd_BUG_ON(channel < 0 || channel >= HDSPM_MAX_CHANNELS))
return -EINVAL;
mapped_channel = hdspm->channel_map[channel];
if (mapped_channel < 0)
@ -3496,8 +3496,8 @@ static char *hdspm_channel_buffer_location(struct hdspm * hdspm,
{
int mapped_channel;
snd_assert(channel >= 0
|| channel < HDSPM_MAX_CHANNELS, return NULL);
if (snd_BUG_ON(channel < 0 || channel >= HDSPM_MAX_CHANNELS))
return NULL;
mapped_channel = hdspm->channel_map[channel];
if (mapped_channel < 0)
@ -3520,14 +3520,15 @@ static int snd_hdspm_playback_copy(struct snd_pcm_substream *substream,
struct hdspm *hdspm = snd_pcm_substream_chip(substream);
char *channel_buf;
snd_assert(pos + count <= HDSPM_CHANNEL_BUFFER_BYTES / 4,
return -EINVAL);
if (snd_BUG_ON(pos + count > HDSPM_CHANNEL_BUFFER_BYTES / 4))
return -EINVAL;
channel_buf =
hdspm_channel_buffer_location(hdspm, substream->pstr->stream,
channel);
snd_assert(channel_buf != NULL, return -EIO);
if (snd_BUG_ON(!channel_buf))
return -EIO;
return copy_from_user(channel_buf + pos * 4, src, count * 4);
}
@ -3539,13 +3540,14 @@ static int snd_hdspm_capture_copy(struct snd_pcm_substream *substream,
struct hdspm *hdspm = snd_pcm_substream_chip(substream);
char *channel_buf;
snd_assert(pos + count <= HDSPM_CHANNEL_BUFFER_BYTES / 4,
return -EINVAL);
if (snd_BUG_ON(pos + count > HDSPM_CHANNEL_BUFFER_BYTES / 4))
return -EINVAL;
channel_buf =
hdspm_channel_buffer_location(hdspm, substream->pstr->stream,
channel);
snd_assert(channel_buf != NULL, return -EIO);
if (snd_BUG_ON(!channel_buf))
return -EIO;
return copy_to_user(dst, channel_buf + pos * 4, count * 4);
}
@ -3559,7 +3561,8 @@ static int snd_hdspm_hw_silence(struct snd_pcm_substream *substream,
channel_buf =
hdspm_channel_buffer_location(hdspm, substream->pstr->stream,
channel);
snd_assert(channel_buf != NULL, return -EIO);
if (snd_BUG_ON(!channel_buf))
return -EIO;
memset(channel_buf + pos * 4, 0, count * 4);
return 0;
}
@ -3744,7 +3747,8 @@ static int snd_hdspm_channel_info(struct snd_pcm_substream *substream,
struct hdspm *hdspm = snd_pcm_substream_chip(substream);
int mapped_channel;
snd_assert(info->channel < HDSPM_MAX_CHANNELS, return -EINVAL);
if (snd_BUG_ON(info->channel >= HDSPM_MAX_CHANNELS))
return -EINVAL;
mapped_channel = hdspm->channel_map[info->channel];
if (mapped_channel < 0)

23
sound/pci/rme9652/rme9652.c
View File

@ -595,8 +595,6 @@ static void rme9652_set_thru(struct snd_rme9652 *rme9652, int channel, int enabl
} else {
int mapped_channel;
snd_assert(channel == RME9652_NCHANNELS, return);
mapped_channel = rme9652->channel_map[channel];
if (enable) {
@ -1893,7 +1891,8 @@ static char *rme9652_channel_buffer_location(struct snd_rme9652 *rme9652,
{
int mapped_channel;
snd_assert(channel >= 0 || channel < RME9652_NCHANNELS, return NULL);
if (snd_BUG_ON(channel < 0 || channel >= RME9652_NCHANNELS))
return NULL;
if ((mapped_channel = rme9652->channel_map[channel]) < 0) {
return NULL;
@ -1914,12 +1913,14 @@ static int snd_rme9652_playback_copy(struct snd_pcm_substream *substream, int ch
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
char *channel_buf;
snd_assert(pos + count <= RME9652_CHANNEL_BUFFER_BYTES / 4, return -EINVAL);
if (snd_BUG_ON(pos + count > RME9652_CHANNEL_BUFFER_BYTES / 4))
return -EINVAL;
channel_buf = rme9652_channel_buffer_location (rme9652,
substream->pstr->stream,
channel);
snd_assert(channel_buf != NULL, return -EIO);
if (snd_BUG_ON(!channel_buf))
return -EIO;
if (copy_from_user(channel_buf + pos * 4, src, count * 4))
return -EFAULT;
return count;
@ -1931,12 +1932,14 @@ static int snd_rme9652_capture_copy(struct snd_pcm_substream *substream, int cha
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
char *channel_buf;
snd_assert(pos + count <= RME9652_CHANNEL_BUFFER_BYTES / 4, return -EINVAL);
if (snd_BUG_ON(pos + count > RME9652_CHANNEL_BUFFER_BYTES / 4))
return -EINVAL;
channel_buf = rme9652_channel_buffer_location (rme9652,
substream->pstr->stream,
channel);
snd_assert(channel_buf != NULL, return -EIO);
if (snd_BUG_ON(!channel_buf))
return -EIO;
if (copy_to_user(dst, channel_buf + pos * 4, count * 4))
return -EFAULT;
return count;
@ -1951,7 +1954,8 @@ static int snd_rme9652_hw_silence(struct snd_pcm_substream *substream, int chann
channel_buf = rme9652_channel_buffer_location (rme9652,
substream->pstr->stream,
channel);
snd_assert(channel_buf != NULL, return -EIO);
if (snd_BUG_ON(!channel_buf))
return -EIO;
memset(channel_buf + pos * 4, 0, count * 4);
return count;
}
@ -2053,7 +2057,8 @@ static int snd_rme9652_channel_info(struct snd_pcm_substream *substream,
struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream);
int chn;
snd_assert(info->channel < RME9652_NCHANNELS, return -EINVAL);
if (snd_BUG_ON(info->channel >= RME9652_NCHANNELS))
return -EINVAL;
if ((chn = rme9652->channel_map[info->channel]) < 0) {
return -EINVAL;

10
sound/pci/sonicvibes.c
View File

@ -534,8 +534,8 @@ static int snd_sonicvibes_hw_constraint_dac_rate(struct snd_pcm_hw_params *param
params->rate_den = 1;
} else {
snd_sonicvibes_pll(rate, &r, &m, &n);
snd_assert((SV_REFFREQUENCY % 16) == 0, return -EINVAL);
snd_assert((SV_ADCMULT % 512) == 0, return -EINVAL);
snd_BUG_ON(SV_REFFREQUENCY % 16);
snd_BUG_ON(SV_ADCMULT % 512);
params->rate_num = (SV_REFFREQUENCY/16) * (n+2) * r;
params->rate_den = (SV_ADCMULT/512) * (m+2);
}
@ -849,7 +849,8 @@ static int __devinit snd_sonicvibes_pcm(struct sonicvibes * sonic, int device, s
if ((err = snd_pcm_new(sonic->card, "s3_86c617", device, 1, 1, &pcm)) < 0)
return err;
snd_assert(pcm != NULL, return -EINVAL);
if (snd_BUG_ON(!pcm))
return -EINVAL;
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_sonicvibes_playback_ops);
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_sonicvibes_capture_ops);
@ -1089,7 +1090,8 @@ static int __devinit snd_sonicvibes_mixer(struct sonicvibes * sonic)
unsigned int idx;
int err;
snd_assert(sonic != NULL && sonic->card != NULL, return -EINVAL);
if (snd_BUG_ON(!sonic || !sonic->card))
return -EINVAL;
card = sonic->card;
strcpy(card->mixername, "S3 SonicVibes");

22
sound/pci/trident/trident_main.c
View File

@ -2931,7 +2931,8 @@ static int snd_trident_pcm_mixer_build(struct snd_trident *trident,
{
struct snd_trident_pcm_mixer *tmix;
snd_assert(trident != NULL && voice != NULL && substream != NULL, return -EINVAL);
if (snd_BUG_ON(!trident || !voice || !substream))
return -EINVAL;
tmix = &trident->pcm_mixer[substream->number];
tmix->voice = voice;
tmix->vol = T4D_DEFAULT_PCM_VOL;
@ -2946,7 +2947,8 @@ static int snd_trident_pcm_mixer_free(struct snd_trident *trident, struct snd_tr
{
struct snd_trident_pcm_mixer *tmix;
snd_assert(trident != NULL && substream != NULL, return -EINVAL);
if (snd_BUG_ON(!trident || !substream))
return -EINVAL;
tmix = &trident->pcm_mixer[substream->number];
tmix->voice = NULL;
snd_trident_notify_pcm_change(trident, tmix, substream->number, 0);
@ -3131,7 +3133,8 @@ static unsigned char snd_trident_gameport_read(struct gameport *gameport)
{
struct snd_trident *chip = gameport_get_port_data(gameport);
snd_assert(chip, return 0);
if (snd_BUG_ON(!chip))
return 0;
return inb(TRID_REG(chip, GAMEPORT_LEGACY));
}
@ -3139,7 +3142,8 @@ static void snd_trident_gameport_trigger(struct gameport *gameport)
{
struct snd_trident *chip = gameport_get_port_data(gameport);
snd_assert(chip, return);
if (snd_BUG_ON(!chip))
return;
outb(0xff, TRID_REG(chip, GAMEPORT_LEGACY));
}
@ -3148,7 +3152,8 @@ static int snd_trident_gameport_cooked_read(struct gameport *gameport, int *axes
struct snd_trident *chip = gameport_get_port_data(gameport);
int i;
snd_assert(chip, return 0);
if (snd_BUG_ON(!chip))
return 0;
*buttons = (~inb(TRID_REG(chip, GAMEPORT_LEGACY)) >> 4) & 0xf;
@ -3164,7 +3169,8 @@ static int snd_trident_gameport_open(struct gameport *gameport, int mode)
{
struct snd_trident *chip = gameport_get_port_data(gameport);
snd_assert(chip, return 0);
if (snd_BUG_ON(!chip))
return 0;
switch (mode) {
case GAMEPORT_MODE_COOKED:
@ -3891,8 +3897,8 @@ static void snd_trident_clear_voices(struct snd_trident * trident, unsigned shor
{
unsigned int i, val, mask[2] = { 0, 0 };
snd_assert(v_min <= 63, return);
snd_assert(v_max <= 63, return);
if (snd_BUG_ON(v_min > 63 || v_max > 63))
return;
for (i = v_min; i <= v_max; i++)
mask[i >> 5] |= 1 << (i & 0x1f);
if (mask[0]) {

24
sound/pci/trident/trident_memory.c
View File

@ -196,9 +196,13 @@ snd_trident_alloc_sg_pages(struct snd_trident *trident,
int idx, page;
struct snd_sg_buf *sgbuf = snd_pcm_substream_sgbuf(substream);
snd_assert(runtime->dma_bytes > 0 && runtime->dma_bytes <= SNDRV_TRIDENT_MAX_PAGES * SNDRV_TRIDENT_PAGE_SIZE, return NULL);
if (snd_BUG_ON(runtime->dma_bytes <= 0 ||
runtime->dma_bytes > SNDRV_TRIDENT_MAX_PAGES *
SNDRV_TRIDENT_PAGE_SIZE))
return NULL;
hdr = trident->tlb.memhdr;
snd_assert(hdr != NULL, return NULL);
if (snd_BUG_ON(!hdr))
return NULL;
@ -245,9 +249,13 @@ snd_trident_alloc_cont_pages(struct snd_trident *trident,
dma_addr_t addr;
unsigned long ptr;
snd_assert(runtime->dma_bytes> 0 && runtime->dma_bytes <= SNDRV_TRIDENT_MAX_PAGES * SNDRV_TRIDENT_PAGE_SIZE, return NULL);
if (snd_BUG_ON(runtime->dma_bytes <= 0 ||
runtime->dma_bytes > SNDRV_TRIDENT_MAX_PAGES *
SNDRV_TRIDENT_PAGE_SIZE))
return NULL;
hdr = trident->tlb.memhdr;
snd_assert(hdr != NULL, return NULL);
if (snd_BUG_ON(!hdr))
return NULL;
mutex_lock(&hdr->block_mutex);
blk = search_empty(hdr, runtime->dma_bytes);
@ -279,8 +287,8 @@ struct snd_util_memblk *
snd_trident_alloc_pages(struct snd_trident *trident,
struct snd_pcm_substream *substream)
{
snd_assert(trident != NULL, return NULL);
snd_assert(substream != NULL, return NULL);
if (snd_BUG_ON(!trident || !substream))
return NULL;
if (substream->dma_buffer.dev.type == SNDRV_DMA_TYPE_DEV_SG)
return snd_trident_alloc_sg_pages(trident, substream);
else
@ -297,8 +305,8 @@ int snd_trident_free_pages(struct snd_trident *trident,
struct snd_util_memhdr *hdr;
int page;
snd_assert(trident != NULL, return -EINVAL);
snd_assert(blk != NULL, return -EINVAL);
if (snd_BUG_ON(!trident || !blk))
return -EINVAL;
hdr = trident->tlb.memhdr;
mutex_lock(&hdr->block_mutex);

8
sound/pci/via82xx.c
View File

@ -824,7 +824,8 @@ static snd_pcm_uframes_t snd_via686_pcm_pointer(struct snd_pcm_substream *substr
struct viadev *viadev = substream->runtime->private_data;
unsigned int idx, ptr, count, res;
snd_assert(viadev->tbl_entries, return 0);
if (snd_BUG_ON(!viadev->tbl_entries))
return 0;
if (!(inb(VIADEV_REG(viadev, OFFSET_STATUS)) & VIA_REG_STAT_ACTIVE))
return 0;
@ -855,7 +856,8 @@ static snd_pcm_uframes_t snd_via8233_pcm_pointer(struct snd_pcm_substream *subst
unsigned int idx, count, res;
int status;
snd_assert(viadev->tbl_entries, return 0);
if (snd_BUG_ON(!viadev->tbl_entries))
return 0;
spin_lock(&chip->reg_lock);
count = inl(VIADEV_REG(viadev, OFFSET_CURR_COUNT));
@ -1037,7 +1039,7 @@ static int snd_via8233_playback_prepare(struct snd_pcm_substream *substream)
else
rbits = (0x100000 / 48000) * runtime->rate +
((0x100000 % 48000) * runtime->rate) / 48000;
snd_assert((rbits & ~0xfffff) == 0, return -EINVAL);
snd_BUG_ON(rbits & ~0xfffff);
snd_via82xx_channel_reset(chip, viadev);
snd_via82xx_set_table_ptr(chip, viadev);
outb(chip->playback_volume[viadev->reg_offset / 0x10][0],

3
sound/pci/via82xx_modem.c
View File

@ -612,7 +612,8 @@ static snd_pcm_uframes_t snd_via686_pcm_pointer(struct snd_pcm_substream *substr
struct viadev *viadev = substream->runtime->private_data;
unsigned int idx, ptr, count, res;
snd_assert(viadev->tbl_entries, return 0);
if (snd_BUG_ON(!viadev->tbl_entries))
return 0;
if (!(inb(VIADEV_REG(viadev, OFFSET_STATUS)) & VIA_REG_STAT_ACTIVE))
return 0;

12
sound/pci/vx222/vx222_ops.c
View File

@ -253,7 +253,8 @@ static void vx2_dma_write(struct vx_core *chip, struct snd_pcm_runtime *runtime,
int offset = pipe->hw_ptr;
u32 *addr = (u32 *)(runtime->dma_area + offset);
snd_assert(count % 4 == 0, return);
if (snd_BUG_ON(count % 4))
return;
vx2_setup_pseudo_dma(chip, 1);
@ -291,7 +292,8 @@ static void vx2_dma_read(struct vx_core *chip, struct snd_pcm_runtime *runtime,
u32 *addr = (u32 *)(runtime->dma_area + offset);
unsigned long port = vx2_reg_addr(chip, VX_DMA);
snd_assert(count % 4 == 0, return);
if (snd_BUG_ON(count % 4))
return;
vx2_setup_pseudo_dma(chip, 0);
/* Transfer using pseudo-dma.
@ -675,7 +677,8 @@ static void vx2_write_akm(struct vx_core *chip, int reg, unsigned int data)
a look up table, as there is no linear matching between the driver codec values
and the real dBu value
*/
snd_assert(data < sizeof(vx2_akm_gains_lut), return);
if (snd_BUG_ON(data >= sizeof(vx2_akm_gains_lut)))
return;
switch (reg) {
case XX_CODEC_LEVEL_LEFT_REGISTER:
@ -823,7 +826,8 @@ static void vx2_set_input_level(struct snd_vx222 *chip)
preamp++; /* raise pre ampli + 18dB */
miclevel -= (18 * 2); /* lower level 18 dB (*2 because of 0.5 dB steps !) */
}
snd_assert(preamp < 4, return);
if (snd_BUG_ON(preamp >= 4))
return;
/* set pre-amp level */
chip->regSELMIC &= ~MICRO_SELECT_PREAMPLI_MASK;

21
sound/pci/ymfpci/ymfpci_main.c
View File

@ -259,8 +259,10 @@ static int snd_ymfpci_voice_alloc(struct snd_ymfpci *chip,
unsigned long flags;
int result;
snd_assert(rvoice != NULL, return -EINVAL);
snd_assert(!pair || type == YMFPCI_PCM, return -EINVAL);
if (snd_BUG_ON(!rvoice))
return -EINVAL;
if (snd_BUG_ON(pair && type != YMFPCI_PCM))
return -EINVAL;
spin_lock_irqsave(&chip->voice_lock, flags);
for (;;) {
@ -278,7 +280,8 @@ static int snd_ymfpci_voice_free(struct snd_ymfpci *chip, struct snd_ymfpci_voic
{
unsigned long flags;
snd_assert(pvoice != NULL, return -EINVAL);
if (snd_BUG_ON(!pvoice))
return -EINVAL;
snd_ymfpci_hw_stop(chip);
spin_lock_irqsave(&chip->voice_lock, flags);
if (pvoice->number == chip->src441_used) {
@ -494,7 +497,8 @@ static void snd_ymfpci_pcm_init_voice(struct snd_ymfpci_pcm *ypcm, unsigned int
u8 use_left, use_right;
unsigned long flags;
snd_assert(voice != NULL, return);
if (snd_BUG_ON(!voice))
return;
if (runtime->channels == 1) {
use_left = 1;
use_right = 1;
@ -1813,7 +1817,8 @@ int __devinit snd_ymfpci_mixer(struct snd_ymfpci *chip, int rear_switch)
}
/* add S/PDIF control */
snd_assert(chip->pcm_spdif != NULL, return -EIO);
if (snd_BUG_ON(!chip->pcm_spdif))
return -ENXIO;
if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_default, chip))) < 0)
return err;
kctl->id.device = chip->pcm_spdif->device;
@ -2133,7 +2138,8 @@ static int __devinit snd_ymfpci_memalloc(struct snd_ymfpci *chip)
chip->work_base = ptr;
chip->work_base_addr = ptr_addr;
snd_assert(ptr + chip->work_size == chip->work_ptr.area + chip->work_ptr.bytes, );
snd_BUG_ON(ptr + chip->work_size !=
chip->work_ptr.area + chip->work_ptr.bytes);
snd_ymfpci_writel(chip, YDSXGR_PLAYCTRLBASE, chip->bank_base_playback_addr);
snd_ymfpci_writel(chip, YDSXGR_RECCTRLBASE, chip->bank_base_capture_addr);
@ -2168,7 +2174,8 @@ static int snd_ymfpci_free(struct snd_ymfpci *chip)
{
u16 ctrl;
snd_assert(chip != NULL, return -EINVAL);
if (snd_BUG_ON(!chip))
return -EINVAL;
if (chip->res_reg_area) { /* don't touch busy hardware */
snd_ymfpci_writel(chip, YDSXGR_NATIVEDACOUTVOL, 0);