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Diffstat (limited to 'sound/drivers/vx/vx_pcm.c')
-rw-r--r--sound/drivers/vx/vx_pcm.c32
1 files changed, 21 insertions, 11 deletions
diff --git a/sound/drivers/vx/vx_pcm.c b/sound/drivers/vx/vx_pcm.c
index daffda99b4f7..3924f5283745 100644
--- a/sound/drivers/vx/vx_pcm.c
+++ b/sound/drivers/vx/vx_pcm.c
@@ -341,10 +341,12 @@ static int vx_toggle_pipe(struct vx_core *chip, struct vx_pipe *pipe, int state)
}
}
- if ((err = vx_conf_pipe(chip, pipe)) < 0)
+ err = vx_conf_pipe(chip, pipe);
+ if (err < 0)
return err;
- if ((err = vx_send_irqa(chip)) < 0)
+ err = vx_send_irqa(chip);
+ if (err < 0)
return err;
/* If it completes successfully, wait for the pipes
@@ -680,8 +682,9 @@ static void vx_pcm_playback_transfer(struct vx_core *chip,
if (! pipe->prepared || (chip->chip_status & VX_STAT_IS_STALE))
return;
for (i = 0; i < nchunks; i++) {
- if ((err = vx_pcm_playback_transfer_chunk(chip, runtime, pipe,
- chip->ibl.size)) < 0)
+ err = vx_pcm_playback_transfer_chunk(chip, runtime, pipe,
+ chip->ibl.size);
+ if (err < 0)
return;
}
}
@@ -698,7 +701,8 @@ static void vx_pcm_playback_update(struct vx_core *chip,
struct snd_pcm_runtime *runtime = subs->runtime;
if (pipe->running && ! (chip->chip_status & VX_STAT_IS_STALE)) {
- if ((err = vx_update_pipe_position(chip, runtime, pipe)) < 0)
+ err = vx_update_pipe_position(chip, runtime, pipe);
+ if (err < 0)
return;
if (pipe->transferred >= (int)runtime->period_size) {
pipe->transferred %= runtime->period_size;
@@ -747,11 +751,13 @@ static int vx_pcm_trigger(struct snd_pcm_substream *subs, int cmd)
pipe->running = 0;
break;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
- if ((err = vx_toggle_pipe(chip, pipe, 0)) < 0)
+ err = vx_toggle_pipe(chip, pipe, 0);
+ if (err < 0)
return err;
break;
case SNDRV_PCM_TRIGGER_PAUSE_RELEASE:
- if ((err = vx_toggle_pipe(chip, pipe, 1)) < 0)
+ err = vx_toggle_pipe(chip, pipe, 1);
+ if (err < 0)
return err;
break;
default:
@@ -792,13 +798,15 @@ static int vx_pcm_prepare(struct snd_pcm_substream *subs)
snd_printdd(KERN_DEBUG "reopen the pipe with data_mode = %d\n", data_mode);
vx_init_rmh(&rmh, CMD_FREE_PIPE);
vx_set_pipe_cmd_params(&rmh, 0, pipe->number, 0);
- if ((err = vx_send_msg(chip, &rmh)) < 0)
+ err = vx_send_msg(chip, &rmh);
+ if (err < 0)
return err;
vx_init_rmh(&rmh, CMD_RES_PIPE);
vx_set_pipe_cmd_params(&rmh, 0, pipe->number, pipe->channels);
if (data_mode)
rmh.Cmd[0] |= BIT_DATA_MODE;
- if ((err = vx_send_msg(chip, &rmh)) < 0)
+ err = vx_send_msg(chip, &rmh);
+ if (err < 0)
return err;
pipe->data_mode = data_mode;
}
@@ -810,7 +818,8 @@ static int vx_pcm_prepare(struct snd_pcm_substream *subs)
}
vx_set_clock(chip, runtime->rate);
- if ((err = vx_set_format(chip, pipe, runtime)) < 0)
+ err = vx_set_format(chip, pipe, runtime);
+ if (err < 0)
return err;
if (vx_is_pcmcia(chip)) {
@@ -1187,7 +1196,8 @@ int snd_vx_pcm_new(struct vx_core *chip)
unsigned int i;
int err;
- if ((err = vx_init_audio_io(chip)) < 0)
+ err = vx_init_audio_io(chip);
+ if (err < 0)
return err;
for (i = 0; i < chip->hw->num_codecs; i++) {