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-rw-r--r--sound/usb/pcm.c62
1 files changed, 36 insertions, 26 deletions
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 0e4eab96e23e..bd258f1ec2dd 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -260,18 +260,31 @@ static int start_endpoints(struct snd_usb_substream *subs)
return 0;
}
-static void stop_endpoints(struct snd_usb_substream *subs, bool wait)
+static void sync_pending_stops(struct snd_usb_substream *subs)
+{
+ snd_usb_endpoint_sync_pending_stop(subs->sync_endpoint);
+ snd_usb_endpoint_sync_pending_stop(subs->data_endpoint);
+}
+
+static void stop_endpoints(struct snd_usb_substream *subs)
{
if (test_and_clear_bit(SUBSTREAM_FLAG_SYNC_EP_STARTED, &subs->flags))
snd_usb_endpoint_stop(subs->sync_endpoint);
if (test_and_clear_bit(SUBSTREAM_FLAG_DATA_EP_STARTED, &subs->flags))
snd_usb_endpoint_stop(subs->data_endpoint);
+}
- if (wait) {
- snd_usb_endpoint_sync_pending_stop(subs->sync_endpoint);
- snd_usb_endpoint_sync_pending_stop(subs->data_endpoint);
+/* PCM sync_stop callback */
+static int snd_usb_pcm_sync_stop(struct snd_pcm_substream *substream)
+{
+ struct snd_usb_substream *subs = substream->runtime->private_data;
+
+ if (!snd_usb_lock_shutdown(subs->stream->chip)) {
+ sync_pending_stops(subs);
+ snd_usb_unlock_shutdown(subs->stream->chip);
}
+ return 0;
}
static int search_roland_implicit_fb(struct usb_device *dev, int ifnum,
@@ -348,6 +361,10 @@ static int set_sync_ep_implicit_fb_quirk(struct snd_usb_substream *subs,
ep = 0x84;
ifnum = 0;
goto add_sync_ep_from_ifnum;
+ case USB_ID(0x07fd, 0x0008): /* MOTU M Series */
+ ep = 0x81;
+ ifnum = 2;
+ goto add_sync_ep_from_ifnum;
case USB_ID(0x0582, 0x01d8): /* BOSS Katana */
/* BOSS Katana amplifiers do not need quirks */
return 0;
@@ -700,7 +717,8 @@ static int configure_endpoint(struct snd_usb_substream *subs)
int ret;
/* format changed */
- stop_endpoints(subs, true);
+ stop_endpoints(subs);
+ sync_pending_stops(subs);
ret = snd_usb_endpoint_set_params(subs->data_endpoint,
subs->pcm_format,
subs->channels,
@@ -788,11 +806,6 @@ static int snd_usb_hw_params(struct snd_pcm_substream *substream,
if (ret)
return ret;
- ret = snd_pcm_lib_malloc_pages(substream,
- params_buffer_bytes(hw_params));
- if (ret < 0)
- goto stop_pipeline;
-
subs->pcm_format = params_format(hw_params);
subs->period_bytes = params_period_bytes(hw_params);
subs->period_frames = params_period_size(hw_params);
@@ -850,13 +863,14 @@ static int snd_usb_hw_free(struct snd_pcm_substream *substream)
subs->cur_rate = 0;
subs->period_bytes = 0;
if (!snd_usb_lock_shutdown(subs->stream->chip)) {
- stop_endpoints(subs, true);
+ stop_endpoints(subs);
+ sync_pending_stops(subs);
snd_usb_endpoint_deactivate(subs->sync_endpoint);
snd_usb_endpoint_deactivate(subs->data_endpoint);
snd_usb_unlock_shutdown(subs->stream->chip);
}
- return snd_pcm_lib_free_pages(substream);
+ return 0;
}
/*
@@ -885,9 +899,6 @@ static int snd_usb_pcm_prepare(struct snd_pcm_substream *substream)
goto unlock;
}
- snd_usb_endpoint_sync_pending_stop(subs->sync_endpoint);
- snd_usb_endpoint_sync_pending_stop(subs->data_endpoint);
-
ret = snd_usb_pcm_change_state(subs, UAC3_PD_STATE_D0);
if (ret < 0)
goto unlock;
@@ -1345,7 +1356,6 @@ static int snd_usb_pcm_close(struct snd_pcm_substream *substream)
struct snd_usb_substream *subs = &as->substream[direction];
int ret;
- stop_endpoints(subs, true);
snd_media_stop_pipeline(subs);
if (!as->chip->keep_iface &&
@@ -1722,7 +1732,7 @@ static int snd_usb_substream_playback_trigger(struct snd_pcm_substream *substrea
subs->running = 1;
return 0;
case SNDRV_PCM_TRIGGER_STOP:
- stop_endpoints(subs, false);
+ stop_endpoints(subs);
subs->running = 0;
return 0;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
@@ -1733,7 +1743,7 @@ static int snd_usb_substream_playback_trigger(struct snd_pcm_substream *substrea
return 0;
case SNDRV_PCM_TRIGGER_SUSPEND:
if (subs->stream->chip->setup_fmt_after_resume_quirk) {
- stop_endpoints(subs, true);
+ stop_endpoints(subs);
subs->need_setup_fmt = true;
return 0;
}
@@ -1759,7 +1769,7 @@ static int snd_usb_substream_capture_trigger(struct snd_pcm_substream *substream
subs->running = 1;
return 0;
case SNDRV_PCM_TRIGGER_STOP:
- stop_endpoints(subs, false);
+ stop_endpoints(subs);
subs->running = 0;
return 0;
case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
@@ -1772,7 +1782,7 @@ static int snd_usb_substream_capture_trigger(struct snd_pcm_substream *substream
return 0;
case SNDRV_PCM_TRIGGER_SUSPEND:
if (subs->stream->chip->setup_fmt_after_resume_quirk) {
- stop_endpoints(subs, true);
+ stop_endpoints(subs);
subs->need_setup_fmt = true;
return 0;
}
@@ -1785,22 +1795,22 @@ static int snd_usb_substream_capture_trigger(struct snd_pcm_substream *substream
static const struct snd_pcm_ops snd_usb_playback_ops = {
.open = snd_usb_pcm_open,
.close = snd_usb_pcm_close,
- .ioctl = snd_pcm_lib_ioctl,
.hw_params = snd_usb_hw_params,
.hw_free = snd_usb_hw_free,
.prepare = snd_usb_pcm_prepare,
.trigger = snd_usb_substream_playback_trigger,
+ .sync_stop = snd_usb_pcm_sync_stop,
.pointer = snd_usb_pcm_pointer,
};
static const struct snd_pcm_ops snd_usb_capture_ops = {
.open = snd_usb_pcm_open,
.close = snd_usb_pcm_close,
- .ioctl = snd_pcm_lib_ioctl,
.hw_params = snd_usb_hw_params,
.hw_free = snd_usb_hw_free,
.prepare = snd_usb_pcm_prepare,
.trigger = snd_usb_substream_capture_trigger,
+ .sync_stop = snd_usb_pcm_sync_stop,
.pointer = snd_usb_pcm_pointer,
};
@@ -1820,9 +1830,9 @@ void snd_usb_preallocate_buffer(struct snd_usb_substream *subs)
struct device *dev = subs->dev->bus->controller;
if (snd_usb_use_vmalloc)
- snd_pcm_lib_preallocate_pages(s, SNDRV_DMA_TYPE_VMALLOC,
- NULL, 0, 0);
+ snd_pcm_set_managed_buffer(s, SNDRV_DMA_TYPE_VMALLOC,
+ NULL, 0, 0);
else
- snd_pcm_lib_preallocate_pages(s, SNDRV_DMA_TYPE_DEV_SG,
- dev, 64*1024, 512*1024);
+ snd_pcm_set_managed_buffer(s, SNDRV_DMA_TYPE_DEV_SG,
+ dev, 64*1024, 512*1024);
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.