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path: root/sound/pci/trident/trident_main.c
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Diffstat (limited to 'sound/pci/trident/trident_main.c')
-rw-r--r--sound/pci/trident/trident_main.c95
1 files changed, 58 insertions, 37 deletions
diff --git a/sound/pci/trident/trident_main.c b/sound/pci/trident/trident_main.c
index 20145143f6a6..cfbca3bd60ed 100644
--- a/sound/pci/trident/trident_main.c
+++ b/sound/pci/trident/trident_main.c
@@ -2119,7 +2119,8 @@ int snd_trident_pcm(struct snd_trident *trident, int device)
struct snd_pcm *pcm;
int err;
- if ((err = snd_pcm_new(trident->card, "trident_dx_nx", device, trident->ChanPCM, 1, &pcm)) < 0)
+ err = snd_pcm_new(trident->card, "trident_dx_nx", device, trident->ChanPCM, 1, &pcm);
+ if (err < 0)
return err;
pcm->private_data = trident;
@@ -2178,7 +2179,8 @@ int snd_trident_foldback_pcm(struct snd_trident *trident, int device)
if (trident->device == TRIDENT_DEVICE_ID_NX)
num_chan = 4;
- if ((err = snd_pcm_new(trident->card, "trident_dx_nx", device, 0, num_chan, &foldback)) < 0)
+ err = snd_pcm_new(trident->card, "trident_dx_nx", device, 0, num_chan, &foldback);
+ if (err < 0)
return err;
foldback->private_data = trident;
@@ -2228,7 +2230,8 @@ int snd_trident_spdif_pcm(struct snd_trident *trident, int device)
struct snd_pcm *spdif;
int err;
- if ((err = snd_pcm_new(trident->card, "trident_dx_nx IEC958", device, 1, 0, &spdif)) < 0)
+ err = snd_pcm_new(trident->card, "trident_dx_nx IEC958", device, 1, 0, &spdif);
+ if (err < 0)
return err;
spdif->private_data = trident;
@@ -2921,7 +2924,8 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
if (!uctl)
return -ENOMEM;
- if ((err = snd_ac97_bus(trident->card, 0, &ops, NULL, &trident->ac97_bus)) < 0)
+ err = snd_ac97_bus(trident->card, 0, &ops, NULL, &trident->ac97_bus);
+ if (err < 0)
goto __out;
memset(&_ac97, 0, sizeof(_ac97));
@@ -2929,9 +2933,11 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
trident->ac97_detect = 1;
__again:
- if ((err = snd_ac97_mixer(trident->ac97_bus, &_ac97, &trident->ac97)) < 0) {
+ err = snd_ac97_mixer(trident->ac97_bus, &_ac97, &trident->ac97);
+ if (err < 0) {
if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
- if ((err = snd_trident_sis_reset(trident)) < 0)
+ err = snd_trident_sis_reset(trident);
+ if (err < 0)
goto __out;
if (retries-- > 0)
goto __again;
@@ -2962,10 +2968,14 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
trident->ac97_detect = 0;
if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
- if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_vol_wave_control, trident))) < 0)
+ kctl = snd_ctl_new1(&snd_trident_vol_wave_control, trident);
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
kctl->put(kctl, uctl);
- if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_vol_music_control, trident))) < 0)
+ kctl = snd_ctl_new1(&snd_trident_vol_music_control, trident);
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
kctl->put(kctl, uctl);
outl(trident->musicvol_wavevol = 0x00000000, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
@@ -2979,28 +2989,38 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
tmix = &trident->pcm_mixer[idx];
tmix->voice = NULL;
}
- if ((trident->ctl_vol = snd_ctl_new1(&snd_trident_pcm_vol_control, trident)) == NULL)
+ trident->ctl_vol = snd_ctl_new1(&snd_trident_pcm_vol_control, trident);
+ if (!trident->ctl_vol)
goto __nomem;
- if ((err = snd_ctl_add(card, trident->ctl_vol)))
+ err = snd_ctl_add(card, trident->ctl_vol);
+ if (err)
goto __out;
- if ((trident->ctl_pan = snd_ctl_new1(&snd_trident_pcm_pan_control, trident)) == NULL)
+ trident->ctl_pan = snd_ctl_new1(&snd_trident_pcm_pan_control, trident);
+ if (!trident->ctl_pan)
goto __nomem;
- if ((err = snd_ctl_add(card, trident->ctl_pan)))
+ err = snd_ctl_add(card, trident->ctl_pan);
+ if (err)
goto __out;
- if ((trident->ctl_rvol = snd_ctl_new1(&snd_trident_pcm_rvol_control, trident)) == NULL)
+ trident->ctl_rvol = snd_ctl_new1(&snd_trident_pcm_rvol_control, trident);
+ if (!trident->ctl_rvol)
goto __nomem;
- if ((err = snd_ctl_add(card, trident->ctl_rvol)))
+ err = snd_ctl_add(card, trident->ctl_rvol);
+ if (err)
goto __out;
- if ((trident->ctl_cvol = snd_ctl_new1(&snd_trident_pcm_cvol_control, trident)) == NULL)
+ trident->ctl_cvol = snd_ctl_new1(&snd_trident_pcm_cvol_control, trident);
+ if (!trident->ctl_cvol)
goto __nomem;
- if ((err = snd_ctl_add(card, trident->ctl_cvol)))
+ err = snd_ctl_add(card, trident->ctl_cvol);
+ if (err)
goto __out;
if (trident->device == TRIDENT_DEVICE_ID_NX) {
- if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_ac97_rear_control, trident))) < 0)
+ kctl = snd_ctl_new1(&snd_trident_ac97_rear_control, trident);
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
kctl->put(kctl, uctl);
}
@@ -3016,7 +3036,8 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
if (trident->ac97_sec && (trident->ac97_sec->ext_id & AC97_EI_SPDIF))
kctl->id.index++;
idx = kctl->id.index;
- if ((err = snd_ctl_add(card, kctl)) < 0)
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
kctl->put(kctl, uctl);
@@ -3027,7 +3048,8 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
}
kctl->id.index = idx;
kctl->id.device = pcm_spdif_device;
- if ((err = snd_ctl_add(card, kctl)) < 0)
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
kctl = snd_ctl_new1(&snd_trident_spdif_mask, trident);
@@ -3037,7 +3059,8 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
}
kctl->id.index = idx;
kctl->id.device = pcm_spdif_device;
- if ((err = snd_ctl_add(card, kctl)) < 0)
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
kctl = snd_ctl_new1(&snd_trident_spdif_stream, trident);
@@ -3047,7 +3070,8 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
}
kctl->id.index = idx;
kctl->id.device = pcm_spdif_device;
- if ((err = snd_ctl_add(card, kctl)) < 0)
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
trident->spdif_pcm_ctl = kctl;
}
@@ -3307,12 +3331,6 @@ static int snd_trident_tlb_alloc(struct snd_trident *trident)
}
trident->tlb.entries = (__le32 *)ALIGN((unsigned long)trident->tlb.buffer.area, SNDRV_TRIDENT_MAX_PAGES * 4);
trident->tlb.entries_dmaaddr = ALIGN(trident->tlb.buffer.addr, SNDRV_TRIDENT_MAX_PAGES * 4);
- /* allocate shadow TLB page table (virtual addresses) */
- trident->tlb.shadow_entries =
- vmalloc(array_size(SNDRV_TRIDENT_MAX_PAGES,
- sizeof(unsigned long)));
- if (!trident->tlb.shadow_entries)
- return -ENOMEM;
/* allocate and setup silent page and initialise TLB entries */
if (snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, &trident->pci->dev,
@@ -3321,10 +3339,8 @@ static int snd_trident_tlb_alloc(struct snd_trident *trident)
return -ENOMEM;
}
memset(trident->tlb.silent_page.area, 0, SNDRV_TRIDENT_PAGE_SIZE);
- for (i = 0; i < SNDRV_TRIDENT_MAX_PAGES; i++) {
+ for (i = 0; i < SNDRV_TRIDENT_MAX_PAGES; i++)
trident->tlb.entries[i] = cpu_to_le32(trident->tlb.silent_page.addr & ~(SNDRV_TRIDENT_PAGE_SIZE-1));
- trident->tlb.shadow_entries[i] = (unsigned long)trident->tlb.silent_page.area;
- }
/* use emu memory block manager code to manage tlb page allocation */
trident->tlb.memhdr = snd_util_memhdr_new(SNDRV_TRIDENT_PAGE_SIZE * SNDRV_TRIDENT_MAX_PAGES);
@@ -3449,7 +3465,8 @@ static int snd_trident_sis_init(struct snd_trident *trident)
{
int err;
- if ((err = snd_trident_sis_reset(trident)) < 0)
+ err = snd_trident_sis_reset(trident);
+ if (err < 0)
return err;
snd_trident_stop_all_voices(trident);
@@ -3494,7 +3511,8 @@ int snd_trident_create(struct snd_card *card,
*rtrident = NULL;
/* enable PCI device */
- if ((err = pci_enable_device(pci)) < 0)
+ err = pci_enable_device(pci);
+ if (err < 0)
return err;
/* check, if we can restrict PCI DMA transfers to 30 bits */
if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(30))) {
@@ -3528,7 +3546,8 @@ int snd_trident_create(struct snd_card *card,
trident->midi_port = TRID_REG(trident, T4D_MPU401_BASE);
pci_set_master(pci);
- if ((err = pci_request_regions(pci, "Trident Audio")) < 0) {
+ err = pci_request_regions(pci, "Trident Audio");
+ if (err < 0) {
kfree(trident);
pci_disable_device(pci);
return err;
@@ -3548,7 +3567,8 @@ int snd_trident_create(struct snd_card *card,
trident->tlb.entries = NULL;
trident->tlb.buffer.area = NULL;
if (trident->device == TRIDENT_DEVICE_ID_NX) {
- if ((err = snd_trident_tlb_alloc(trident)) < 0) {
+ err = snd_trident_tlb_alloc(trident);
+ if (err < 0) {
snd_trident_free(trident);
return err;
}
@@ -3576,12 +3596,14 @@ int snd_trident_create(struct snd_card *card,
return err;
}
- if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, trident, &ops)) < 0) {
+ err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, trident, &ops);
+ if (err < 0) {
snd_trident_free(trident);
return err;
}
- if ((err = snd_trident_mixer(trident, pcm_spdif_device)) < 0)
+ err = snd_trident_mixer(trident, pcm_spdif_device);
+ if (err < 0)
return err;
/* initialise synth voices */
@@ -3635,7 +3657,6 @@ static int snd_trident_free(struct snd_trident *trident)
snd_util_memhdr_free(trident->tlb.memhdr);
if (trident->tlb.silent_page.area)
snd_dma_free_pages(&trident->tlb.silent_page);
- vfree(trident->tlb.shadow_entries);
snd_dma_free_pages(&trident->tlb.buffer);
}
pci_release_regions(trident->pci);
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-12 00:18:54 +0000