diff options
author | Len Brown <len.brown@intel.com> | 2008-10-23 07:57:26 +0400 |
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committer | Len Brown <len.brown@intel.com> | 2008-10-23 08:11:07 +0400 |
commit | 057316cc6a5b521b332a1d7ccc871cd60c904c74 (patch) | |
tree | 4333e608da237c73ff69b10878025cca96dcb4c8 /sound/pci/cs46xx/dsp_spos_scb_lib.c | |
parent | 3e2dab9a1c2deb03c311eb3f83466009147ed4d3 (diff) | |
parent | 2515ddc6db8eb49a79f0fe5e67ff09ac7c81eab4 (diff) | |
download | linux-057316cc6a5b521b332a1d7ccc871cd60c904c74.tar.xz |
Merge branch 'linus' into test
Conflicts:
MAINTAINERS
arch/x86/kernel/acpi/boot.c
arch/x86/kernel/acpi/sleep.c
drivers/acpi/Kconfig
drivers/pnp/Makefile
drivers/pnp/quirks.c
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'sound/pci/cs46xx/dsp_spos_scb_lib.c')
-rw-r--r-- | sound/pci/cs46xx/dsp_spos_scb_lib.c | 115 |
1 files changed, 70 insertions, 45 deletions
diff --git a/sound/pci/cs46xx/dsp_spos_scb_lib.c b/sound/pci/cs46xx/dsp_spos_scb_lib.c index 2873cfe48c33..dd7c41b037b4 100644 --- a/sound/pci/cs46xx/dsp_spos_scb_lib.c +++ b/sound/pci/cs46xx/dsp_spos_scb_lib.c @@ -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; |