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authorAdrian Knoth2015-02-17 00:05:04 +0100
committerTakashi Iwai2015-02-17 07:40:24 +0100
commit5ecc5dc720307d3fb0167e2b14f50e97dd9a2233 (patch)
tree4ed0af794f7d03d520f12a958ac6b830484bc647 /sound/pci/rme9652
parent38ebb7034970efe5c7419267e499295e5893b565 (diff)
ALSA: hdspm - DRY cleanup in .open callbacks
This commit removes code duplication between snd_hdspm_{capture,playback}_open. No semantic changes intended, this is purely cosmetic. Signed-off-by: Adrian Knoth <aknoth@google.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/rme9652')
-rw-r--r--sound/pci/rme9652/hdspm.c100
1 files changed, 24 insertions, 76 deletions
diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index ca67f896d117..51e984170b3d 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -6043,23 +6043,30 @@ hdspm_hw_constraints_aes32_sample_rates = {
.mask = 0
};
-static int snd_hdspm_playback_open(struct snd_pcm_substream *substream)
+static int snd_hdspm_open(struct snd_pcm_substream *substream)
{
struct hdspm *hdspm = snd_pcm_substream_chip(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
+ bool playback = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK);
spin_lock_irq(&hdspm->lock);
-
snd_pcm_set_sync(substream);
+ runtime->hw = (playback) ? snd_hdspm_playback_subinfo :
+ snd_hdspm_capture_subinfo;
+ if (playback) {
+ if (hdspm->capture_substream == NULL)
+ hdspm_stop_audio(hdspm);
- runtime->hw = snd_hdspm_playback_subinfo;
-
- if (hdspm->capture_substream == NULL)
- hdspm_stop_audio(hdspm);
+ hdspm->playback_pid = current->pid;
+ hdspm->playback_substream = substream;
+ } else {
+ if (hdspm->playback_substream == NULL)
+ hdspm_stop_audio(hdspm);
- hdspm->playback_pid = current->pid;
- hdspm->playback_substream = substream;
+ hdspm->capture_pid = current->pid;
+ hdspm->capture_substream = substream;
+ }
spin_unlock_irq(&hdspm->lock);
@@ -6094,16 +6101,20 @@ static int snd_hdspm_playback_open(struct snd_pcm_substream *substream)
&hdspm_hw_constraints_aes32_sample_rates);
} else {
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
- snd_hdspm_hw_rule_rate_out_channels, hdspm,
+ (playback ?
+ snd_hdspm_hw_rule_rate_out_channels :
+ snd_hdspm_hw_rule_rate_in_channels), hdspm,
SNDRV_PCM_HW_PARAM_CHANNELS, -1);
}
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
- snd_hdspm_hw_rule_out_channels, hdspm,
+ (playback ? snd_hdspm_hw_rule_out_channels :
+ snd_hdspm_hw_rule_in_channels), hdspm,
SNDRV_PCM_HW_PARAM_CHANNELS, -1);
snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
- snd_hdspm_hw_rule_out_channels_rate, hdspm,
+ (playback ? snd_hdspm_hw_rule_out_channels_rate :
+ snd_hdspm_hw_rule_in_channels_rate), hdspm,
SNDRV_PCM_HW_PARAM_RATE, -1);
return 0;
@@ -6123,69 +6134,6 @@ static int snd_hdspm_playback_release(struct snd_pcm_substream *substream)
return 0;
}
-
-static int snd_hdspm_capture_open(struct snd_pcm_substream *substream)
-{
- struct hdspm *hdspm = snd_pcm_substream_chip(substream);
- struct snd_pcm_runtime *runtime = substream->runtime;
-
- spin_lock_irq(&hdspm->lock);
- snd_pcm_set_sync(substream);
- runtime->hw = snd_hdspm_capture_subinfo;
-
- if (hdspm->playback_substream == NULL)
- hdspm_stop_audio(hdspm);
-
- hdspm->capture_pid = current->pid;
- hdspm->capture_substream = substream;
-
- spin_unlock_irq(&hdspm->lock);
-
- snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24);
- snd_pcm_hw_constraint_pow2(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE);
-
- switch (hdspm->io_type) {
- case AIO:
- case RayDAT:
- snd_pcm_hw_constraint_minmax(runtime,
- SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
- 32, 4096);
- snd_pcm_hw_constraint_minmax(runtime,
- SNDRV_PCM_HW_PARAM_BUFFER_SIZE,
- 16384, 16384);
- break;
-
- default:
- snd_pcm_hw_constraint_minmax(runtime,
- SNDRV_PCM_HW_PARAM_PERIOD_SIZE,
- 64, 8192);
- snd_pcm_hw_constraint_minmax(runtime,
- SNDRV_PCM_HW_PARAM_PERIODS,
- 2, 2);
- break;
- }
-
- if (AES32 == hdspm->io_type) {
- runtime->hw.rates |= SNDRV_PCM_RATE_KNOT;
- snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
- &hdspm_hw_constraints_aes32_sample_rates);
- } else {
- snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,
- snd_hdspm_hw_rule_rate_in_channels, hdspm,
- SNDRV_PCM_HW_PARAM_CHANNELS, -1);
- }
-
- snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
- snd_hdspm_hw_rule_in_channels, hdspm,
- SNDRV_PCM_HW_PARAM_CHANNELS, -1);
-
- snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,
- snd_hdspm_hw_rule_in_channels_rate, hdspm,
- SNDRV_PCM_HW_PARAM_RATE, -1);
-
- return 0;
-}
-
static int snd_hdspm_capture_release(struct snd_pcm_substream *substream)
{
struct hdspm *hdspm = snd_pcm_substream_chip(substream);
@@ -6414,7 +6362,7 @@ static int snd_hdspm_hwdep_ioctl(struct snd_hwdep *hw, struct file *file,
}
static struct snd_pcm_ops snd_hdspm_playback_ops = {
- .open = snd_hdspm_playback_open,
+ .open = snd_hdspm_open,
.close = snd_hdspm_playback_release,
.ioctl = snd_hdspm_ioctl,
.hw_params = snd_hdspm_hw_params,
@@ -6426,7 +6374,7 @@ static struct snd_pcm_ops snd_hdspm_playback_ops = {
};
static struct snd_pcm_ops snd_hdspm_capture_ops = {
- .open = snd_hdspm_capture_open,
+ .open = snd_hdspm_open,
.close = snd_hdspm_capture_release,
.ioctl = snd_hdspm_ioctl,
.hw_params = snd_hdspm_hw_params,