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path: root/sound/pci/ymfpci/ymfpci_main.c
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Diffstat (limited to 'sound/pci/ymfpci/ymfpci_main.c')
-rw-r--r--sound/pci/ymfpci/ymfpci_main.c72
1 files changed, 49 insertions, 23 deletions
diff --git a/sound/pci/ymfpci/ymfpci_main.c b/sound/pci/ymfpci/ymfpci_main.c
index cacc6a9d14c8..8fd060769882 100644
--- a/sound/pci/ymfpci/ymfpci_main.c
+++ b/sound/pci/ymfpci/ymfpci_main.c
@@ -292,7 +292,8 @@ static void snd_ymfpci_pcm_interrupt(struct snd_ymfpci *chip, struct snd_ymfpci_
struct snd_ymfpci_pcm *ypcm;
u32 pos, delta;
- if ((ypcm = voice->ypcm) == NULL)
+ ypcm = voice->ypcm;
+ if (!ypcm)
return;
if (ypcm->substream == NULL)
return;
@@ -628,7 +629,8 @@ static int snd_ymfpci_playback_hw_params(struct snd_pcm_substream *substream,
struct snd_ymfpci_pcm *ypcm = runtime->private_data;
int err;
- if ((err = snd_ymfpci_pcm_voice_alloc(ypcm, params_channels(hw_params))) < 0)
+ err = snd_ymfpci_pcm_voice_alloc(ypcm, params_channels(hw_params));
+ if (err < 0)
return err;
return 0;
}
@@ -932,7 +934,8 @@ static int snd_ymfpci_playback_open(struct snd_pcm_substream *substream)
struct snd_ymfpci_pcm *ypcm;
int err;
- if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
+ err = snd_ymfpci_playback_open_1(substream);
+ if (err < 0)
return err;
ypcm = runtime->private_data;
ypcm->output_front = 1;
@@ -954,7 +957,8 @@ static int snd_ymfpci_playback_spdif_open(struct snd_pcm_substream *substream)
struct snd_ymfpci_pcm *ypcm;
int err;
- if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
+ err = snd_ymfpci_playback_open_1(substream);
+ if (err < 0)
return err;
ypcm = runtime->private_data;
ypcm->output_front = 0;
@@ -982,7 +986,8 @@ static int snd_ymfpci_playback_4ch_open(struct snd_pcm_substream *substream)
struct snd_ymfpci_pcm *ypcm;
int err;
- if ((err = snd_ymfpci_playback_open_1(substream)) < 0)
+ err = snd_ymfpci_playback_open_1(substream);
+ if (err < 0)
return err;
ypcm = runtime->private_data;
ypcm->output_front = 0;
@@ -1124,7 +1129,8 @@ int snd_ymfpci_pcm(struct snd_ymfpci *chip, int device)
struct snd_pcm *pcm;
int err;
- if ((err = snd_pcm_new(chip->card, "YMFPCI", device, 32, 1, &pcm)) < 0)
+ err = snd_pcm_new(chip->card, "YMFPCI", device, 32, 1, &pcm);
+ if (err < 0)
return err;
pcm->private_data = chip;
@@ -1157,7 +1163,8 @@ int snd_ymfpci_pcm2(struct snd_ymfpci *chip, int device)
struct snd_pcm *pcm;
int err;
- if ((err = snd_pcm_new(chip->card, "YMFPCI - PCM2", device, 0, 1, &pcm)) < 0)
+ err = snd_pcm_new(chip->card, "YMFPCI - PCM2", device, 0, 1, &pcm);
+ if (err < 0)
return err;
pcm->private_data = chip;
@@ -1190,7 +1197,8 @@ int snd_ymfpci_pcm_spdif(struct snd_ymfpci *chip, int device)
struct snd_pcm *pcm;
int err;
- if ((err = snd_pcm_new(chip->card, "YMFPCI - IEC958", device, 1, 0, &pcm)) < 0)
+ err = snd_pcm_new(chip->card, "YMFPCI - IEC958", device, 1, 0, &pcm);
+ if (err < 0)
return err;
pcm->private_data = chip;
@@ -1230,7 +1238,8 @@ int snd_ymfpci_pcm_4ch(struct snd_ymfpci *chip, int device)
struct snd_pcm *pcm;
int err;
- if ((err = snd_pcm_new(chip->card, "YMFPCI - Rear", device, 1, 0, &pcm)) < 0)
+ err = snd_pcm_new(chip->card, "YMFPCI - Rear", device, 1, 0, &pcm);
+ if (err < 0)
return err;
pcm->private_data = chip;
@@ -1785,7 +1794,8 @@ int snd_ymfpci_mixer(struct snd_ymfpci *chip, int rear_switch)
.read = snd_ymfpci_codec_read,
};
- if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus)) < 0)
+ err = snd_ac97_bus(chip->card, 0, &ops, chip, &chip->ac97_bus);
+ if (err < 0)
return err;
chip->ac97_bus->private_free = snd_ymfpci_mixer_free_ac97_bus;
chip->ac97_bus->no_vra = 1; /* YMFPCI doesn't need VRA */
@@ -1793,7 +1803,8 @@ int snd_ymfpci_mixer(struct snd_ymfpci *chip, int rear_switch)
memset(&ac97, 0, sizeof(ac97));
ac97.private_data = chip;
ac97.private_free = snd_ymfpci_mixer_free_ac97;
- if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
+ err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97);
+ if (err < 0)
return err;
/* to be sure */
@@ -1801,7 +1812,8 @@ int snd_ymfpci_mixer(struct snd_ymfpci *chip, int rear_switch)
AC97_EA_VRA|AC97_EA_VRM, 0);
for (idx = 0; idx < ARRAY_SIZE(snd_ymfpci_controls); idx++) {
- if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_controls[idx], chip))) < 0)
+ err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_controls[idx], chip));
+ if (err < 0)
return err;
}
if (chip->ac97->ext_id & AC97_EI_SDAC) {
@@ -1814,27 +1826,37 @@ int snd_ymfpci_mixer(struct snd_ymfpci *chip, int rear_switch)
/* add S/PDIF control */
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)
+ kctl = snd_ctl_new1(&snd_ymfpci_spdif_default, chip);
+ err = snd_ctl_add(chip->card, kctl);
+ if (err < 0)
return err;
kctl->id.device = chip->pcm_spdif->device;
- if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_mask, chip))) < 0)
+ kctl = snd_ctl_new1(&snd_ymfpci_spdif_mask, chip);
+ err = snd_ctl_add(chip->card, kctl);
+ if (err < 0)
return err;
kctl->id.device = chip->pcm_spdif->device;
- if ((err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_spdif_stream, chip))) < 0)
+ kctl = snd_ctl_new1(&snd_ymfpci_spdif_stream, chip);
+ err = snd_ctl_add(chip->card, kctl);
+ if (err < 0)
return err;
kctl->id.device = chip->pcm_spdif->device;
chip->spdif_pcm_ctl = kctl;
/* direct recording source */
- if (chip->device_id == PCI_DEVICE_ID_YAMAHA_754 &&
- (err = snd_ctl_add(chip->card, kctl = snd_ctl_new1(&snd_ymfpci_drec_source, chip))) < 0)
- return err;
+ if (chip->device_id == PCI_DEVICE_ID_YAMAHA_754) {
+ kctl = snd_ctl_new1(&snd_ymfpci_drec_source, chip);
+ err = snd_ctl_add(chip->card, kctl);
+ if (err < 0)
+ return err;
+ }
/*
* shared rear/line-in
*/
if (rear_switch) {
- if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_rear_shared, chip))) < 0)
+ err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_ymfpci_rear_shared, chip));
+ if (err < 0)
return err;
}
@@ -1847,7 +1869,8 @@ int snd_ymfpci_mixer(struct snd_ymfpci *chip, int rear_switch)
kctl->id.device = chip->pcm->device;
kctl->id.subdevice = idx;
kctl->private_value = (unsigned long)substream;
- if ((err = snd_ctl_add(chip->card, kctl)) < 0)
+ err = snd_ctl_add(chip->card, kctl);
+ if (err < 0)
return err;
chip->pcm_mixer[idx].left = 0x8000;
chip->pcm_mixer[idx].right = 0x8000;
@@ -1928,7 +1951,8 @@ int snd_ymfpci_timer(struct snd_ymfpci *chip, int device)
tid.card = chip->card->number;
tid.device = device;
tid.subdevice = 0;
- if ((err = snd_timer_new(chip->card, "YMFPCI", &tid, &timer)) >= 0) {
+ err = snd_timer_new(chip->card, "YMFPCI", &tid, &timer);
+ if (err >= 0) {
strcpy(timer->name, "YMFPCI timer");
timer->private_data = chip;
timer->hw = snd_ymfpci_timer_hw;
@@ -2334,7 +2358,8 @@ int snd_ymfpci_create(struct snd_card *card,
*rchip = NULL;
/* enable PCI device */
- if ((err = pci_enable_device(pci)) < 0)
+ err = pci_enable_device(pci);
+ if (err < 0)
return err;
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
@@ -2357,7 +2382,8 @@ int snd_ymfpci_create(struct snd_card *card,
pci_set_master(pci);
chip->src441_used = -1;
- if ((chip->res_reg_area = request_mem_region(chip->reg_area_phys, 0x8000, "YMFPCI")) == NULL) {
+ chip->res_reg_area = request_mem_region(chip->reg_area_phys, 0x8000, "YMFPCI");
+ if (!chip->res_reg_area) {
dev_err(chip->card->dev,
"unable to grab memory region 0x%lx-0x%lx\n",
chip->reg_area_phys, chip->reg_area_phys + 0x8000 - 1);
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