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Commit f2777c13 authored by Takashi Iwai's avatar Takashi Iwai
Browse files

Merge branch 'topic/firewire-update' into for-next

parents 5ce8cc48 4d2c50a0

sound/firewire/fireworks/fireworks.h

+2 −2
Original line number Diff line number Diff line
@@ -86,8 +86,8 @@ struct snd_efw { 
	struct amdtp_stream rx_stream;

	struct cmp_connection out_conn;

	struct cmp_connection in_conn;

	atomic_t capture_substreams;

	atomic_t playback_substreams;

	unsigned int capture_substreams;

	unsigned int playback_substreams;



	/* hardware metering parameters */

	unsigned int phys_out;

sound/firewire/fireworks/fireworks_midi.c

+12 −4
Original line number Diff line number Diff line
@@ -17,8 +17,10 @@ static int midi_capture_open(struct snd_rawmidi_substream *substream) 
	if (err < 0)

		goto end;



	atomic_inc(&efw->capture_substreams);

	mutex_lock(&efw->mutex);

	efw->capture_substreams++;

	err = snd_efw_stream_start_duplex(efw, 0);

	mutex_unlock(&efw->mutex);

	if (err < 0)

		snd_efw_stream_lock_release(efw);
@@ -35,8 +37,10 @@ static int midi_playback_open(struct snd_rawmidi_substream *substream) 
	if (err < 0)

		goto end;



	atomic_inc(&efw->playback_substreams);

	mutex_lock(&efw->mutex);

	efw->playback_substreams++;

	err = snd_efw_stream_start_duplex(efw, 0);

	mutex_unlock(&efw->mutex);

	if (err < 0)

		snd_efw_stream_lock_release(efw);

end:
@@ -47,8 +51,10 @@ static int midi_capture_close(struct snd_rawmidi_substream *substream) 
{

	struct snd_efw *efw = substream->rmidi->private_data;



	atomic_dec(&efw->capture_substreams);

	mutex_lock(&efw->mutex);

	efw->capture_substreams--;

	snd_efw_stream_stop_duplex(efw);

	mutex_unlock(&efw->mutex);



	snd_efw_stream_lock_release(efw);

	return 0;
@@ -58,8 +64,10 @@ static int midi_playback_close(struct snd_rawmidi_substream *substream) 
{

	struct snd_efw *efw = substream->rmidi->private_data;



	atomic_dec(&efw->playback_substreams);

	mutex_lock(&efw->mutex);

	efw->playback_substreams--;

	snd_efw_stream_stop_duplex(efw);

	mutex_unlock(&efw->mutex);



	snd_efw_stream_lock_release(efw);

	return 0;

sound/firewire/fireworks/fireworks_pcm.c

+20 −8
Original line number Diff line number Diff line
@@ -251,8 +251,11 @@ static int pcm_capture_hw_params(struct snd_pcm_substream *substream, 
	if (err < 0)

		return err;



	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN)

		atomic_inc(&efw->capture_substreams);

	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {

		mutex_lock(&efw->mutex);

		efw->capture_substreams++;

		mutex_unlock(&efw->mutex);

	}



	amdtp_am824_set_pcm_format(&efw->tx_stream, params_format(hw_params));
@@ -269,8 +272,11 @@ static int pcm_playback_hw_params(struct snd_pcm_substream *substream, 
	if (err < 0)

		return err;



	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN)

		atomic_inc(&efw->playback_substreams);

	if (substream->runtime->status->state == SNDRV_PCM_STATE_OPEN) {

		mutex_lock(&efw->mutex);

		efw->playback_substreams++;

		mutex_unlock(&efw->mutex);

	}



	amdtp_am824_set_pcm_format(&efw->rx_stream, params_format(hw_params));
@@ -281,8 +287,11 @@ static int pcm_capture_hw_free(struct snd_pcm_substream *substream) 
{

	struct snd_efw *efw = substream->private_data;



	if (substream->runtime->status->state != SNDRV_PCM_STATE_OPEN)

		atomic_dec(&efw->capture_substreams);

	if (substream->runtime->status->state != SNDRV_PCM_STATE_OPEN) {

		mutex_lock(&efw->mutex);

		efw->capture_substreams--;

		mutex_unlock(&efw->mutex);

	}



	snd_efw_stream_stop_duplex(efw);
@@ -292,8 +301,11 @@ static int pcm_playback_hw_free(struct snd_pcm_substream *substream) 
{

	struct snd_efw *efw = substream->private_data;



	if (substream->runtime->status->state != SNDRV_PCM_STATE_OPEN)

		atomic_dec(&efw->playback_substreams);

	if (substream->runtime->status->state != SNDRV_PCM_STATE_OPEN) {

		mutex_lock(&efw->mutex);

		efw->playback_substreams--;

		mutex_unlock(&efw->mutex);

	}



	snd_efw_stream_stop_duplex(efw);

sound/firewire/fireworks/fireworks_stream.c

+12 −20
Original line number Diff line number Diff line
@@ -209,16 +209,13 @@ int snd_efw_stream_init_duplex(struct snd_efw *efw) 
int snd_efw_stream_start_duplex(struct snd_efw *efw, unsigned int rate)

{

	struct amdtp_stream *master, *slave;

	atomic_t *slave_substreams;

	unsigned int slave_substreams;

	enum cip_flags sync_mode;

	unsigned int curr_rate;

	int err = 0;



	mutex_lock(&efw->mutex);



	/* Need no substreams */

	if ((atomic_read(&efw->playback_substreams) == 0) &&

	    (atomic_read(&efw->capture_substreams)  == 0))

	if (efw->playback_substreams == 0 && efw->capture_substreams  == 0)

		goto end;



	err = get_sync_mode(efw, &sync_mode);
@@ -227,11 +224,11 @@ int snd_efw_stream_start_duplex(struct snd_efw *efw, unsigned int rate) 
	if (sync_mode == CIP_SYNC_TO_DEVICE) {

		master = &efw->tx_stream;

		slave  = &efw->rx_stream;

		slave_substreams  = &efw->playback_substreams;

		slave_substreams  = efw->playback_substreams;

	} else {

		master = &efw->rx_stream;

		slave  = &efw->tx_stream;

		slave_substreams = &efw->capture_substreams;

		slave_substreams = efw->capture_substreams;

	}



	/*
@@ -277,7 +274,7 @@ int snd_efw_stream_start_duplex(struct snd_efw *efw, unsigned int rate) 
	}



	/* start slave if needed */

	if (atomic_read(slave_substreams) > 0 && !amdtp_stream_running(slave)) {

	if (slave_substreams > 0 && !amdtp_stream_running(slave)) {

		err = start_stream(efw, slave, rate);

		if (err < 0) {

			dev_err(&efw->unit->device,
@@ -286,37 +283,32 @@ int snd_efw_stream_start_duplex(struct snd_efw *efw, unsigned int rate) 
		}

	}

end:

	mutex_unlock(&efw->mutex);

	return err;

}



void snd_efw_stream_stop_duplex(struct snd_efw *efw)

{

	struct amdtp_stream *master, *slave;

	atomic_t *master_substreams, *slave_substreams;

	unsigned int master_substreams, slave_substreams;



	if (efw->master == &efw->rx_stream) {

		slave  = &efw->tx_stream;

		master = &efw->rx_stream;

		slave_substreams  = &efw->capture_substreams;

		master_substreams = &efw->playback_substreams;

		slave_substreams  = efw->capture_substreams;

		master_substreams = efw->playback_substreams;

	} else {

		slave  = &efw->rx_stream;

		master = &efw->tx_stream;

		slave_substreams  = &efw->playback_substreams;

		master_substreams = &efw->capture_substreams;

		slave_substreams  = efw->playback_substreams;

		master_substreams = efw->capture_substreams;

	}



	mutex_lock(&efw->mutex);



	if (atomic_read(slave_substreams) == 0) {

	if (slave_substreams == 0) {

		stop_stream(efw, slave);



		if (atomic_read(master_substreams) == 0)

		if (master_substreams == 0)

			stop_stream(efw, master);

	}



	mutex_unlock(&efw->mutex);

}



void snd_efw_stream_update_duplex(struct snd_efw *efw)