diff options
Diffstat (limited to 'sound/drivers')
-rw-r--r-- | sound/drivers/Kconfig | 18 | ||||
-rw-r--r-- | sound/drivers/Makefile | 2 | ||||
-rw-r--r-- | sound/drivers/aloop.c | 11 | ||||
-rw-r--r-- | sound/drivers/dummy.c | 42 | ||||
-rw-r--r-- | sound/drivers/mtpav.c | 4 | ||||
-rw-r--r-- | sound/drivers/serial-generic.c | 374 | ||||
-rw-r--r-- | sound/drivers/virmidi.c | 3 | ||||
-rw-r--r-- | sound/drivers/vx/vx_pcm.c | 3 |
8 files changed, 431 insertions, 26 deletions
diff --git a/sound/drivers/Kconfig b/sound/drivers/Kconfig index ca4cdf666f82..be3009746f3a 100644 --- a/sound/drivers/Kconfig +++ b/sound/drivers/Kconfig @@ -165,6 +165,24 @@ config SND_SERIAL_U16550 To compile this driver as a module, choose M here: the module will be called snd-serial-u16550. +config SND_SERIAL_GENERIC + tristate "Generic serial MIDI driver" + depends on SERIAL_DEV_BUS + depends on OF + select SND_RAWMIDI + help + To include support for mapping generic serial devices as raw + ALSA MIDI devices, say Y here. The driver only supports setting + the serial port to standard baudrates. To attain the standard MIDI + baudrate of 31.25 kBaud, configure the clock of the underlying serial + device so that a requested 38.4 kBaud will result in the standard speed. + + Use this devicetree binding to configure serial port mapping + <file:Documentation/devicetree/bindings/sound/serial-midi.yaml> + + To compile this driver as a module, choose M here: the module + will be called snd-serial-generic. + config SND_MPU401 tristate "Generic MPU-401 UART driver" select SND_MPU401_UART diff --git a/sound/drivers/Makefile b/sound/drivers/Makefile index c0fe4eccdaef..b60303180a1b 100644 --- a/sound/drivers/Makefile +++ b/sound/drivers/Makefile @@ -10,6 +10,7 @@ snd-mtpav-objs := mtpav.o snd-mts64-objs := mts64.o snd-portman2x4-objs := portman2x4.o snd-serial-u16550-objs := serial-u16550.o +snd-serial-generic-objs := serial-generic.o snd-virmidi-objs := virmidi.o # Toplevel Module Dependency @@ -17,6 +18,7 @@ obj-$(CONFIG_SND_DUMMY) += snd-dummy.o obj-$(CONFIG_SND_ALOOP) += snd-aloop.o obj-$(CONFIG_SND_VIRMIDI) += snd-virmidi.o obj-$(CONFIG_SND_SERIAL_U16550) += snd-serial-u16550.o +obj-$(CONFIG_SND_SERIAL_GENERIC) += snd-serial-generic.o obj-$(CONFIG_SND_MTPAV) += snd-mtpav.o obj-$(CONFIG_SND_MTS64) += snd-mts64.o obj-$(CONFIG_SND_PORTMAN2X4) += snd-portman2x4.o diff --git a/sound/drivers/aloop.c b/sound/drivers/aloop.c index 9b4a7cdb103a..a38e602b4fc6 100644 --- a/sound/drivers/aloop.c +++ b/sound/drivers/aloop.c @@ -535,7 +535,7 @@ static void copy_play_buf(struct loopback_pcm *play, /* check if playback is draining, trim the capture copy size * when our pointer is at the end of playback ring buffer */ - if (runtime->status->state == SNDRV_PCM_STATE_DRAINING && + if (runtime->state == SNDRV_PCM_STATE_DRAINING && snd_pcm_playback_hw_avail(runtime) < runtime->buffer_size) { snd_pcm_uframes_t appl_ptr, appl_ptr1, diff; appl_ptr = appl_ptr1 = runtime->control->appl_ptr; @@ -605,17 +605,18 @@ static unsigned int loopback_jiffies_timer_pos_update cable->streams[SNDRV_PCM_STREAM_PLAYBACK]; struct loopback_pcm *dpcm_capt = cable->streams[SNDRV_PCM_STREAM_CAPTURE]; - unsigned long delta_play = 0, delta_capt = 0; + unsigned long delta_play = 0, delta_capt = 0, cur_jiffies; unsigned int running, count1, count2; + cur_jiffies = jiffies; running = cable->running ^ cable->pause; if (running & (1 << SNDRV_PCM_STREAM_PLAYBACK)) { - delta_play = jiffies - dpcm_play->last_jiffies; + delta_play = cur_jiffies - dpcm_play->last_jiffies; dpcm_play->last_jiffies += delta_play; } if (running & (1 << SNDRV_PCM_STREAM_CAPTURE)) { - delta_capt = jiffies - dpcm_capt->last_jiffies; + delta_capt = cur_jiffies - dpcm_capt->last_jiffies; dpcm_capt->last_jiffies += delta_capt; } @@ -729,7 +730,7 @@ static void loopback_snd_timer_period_elapsed(struct loopback_cable *cable, if (event == SNDRV_TIMER_EVENT_MSTOP) { if (!dpcm_play || - dpcm_play->substream->runtime->status->state != + dpcm_play->substream->runtime->state != SNDRV_PCM_STATE_DRAINING) { spin_unlock_irqrestore(&cable->lock, flags); return; diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c index 2a7fc49c1a7c..9c17b49a2ae1 100644 --- a/sound/drivers/dummy.c +++ b/sound/drivers/dummy.c @@ -42,6 +42,8 @@ MODULE_LICENSE("GPL"); #define USE_CHANNELS_MAX 2 #define USE_PERIODS_MIN 1 #define USE_PERIODS_MAX 1024 +#define USE_MIXER_VOLUME_LEVEL_MIN -50 +#define USE_MIXER_VOLUME_LEVEL_MAX 100 static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ @@ -50,6 +52,8 @@ static char *model[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = NULL}; static int pcm_devs[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1}; static int pcm_substreams[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 8}; //static int midi_devs[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2}; +static int mixer_volume_level_min = USE_MIXER_VOLUME_LEVEL_MIN; +static int mixer_volume_level_max = USE_MIXER_VOLUME_LEVEL_MAX; #ifdef CONFIG_HIGH_RES_TIMERS static bool hrtimer = 1; #endif @@ -69,6 +73,10 @@ module_param_array(pcm_substreams, int, NULL, 0444); MODULE_PARM_DESC(pcm_substreams, "PCM substreams # (1-128) for dummy driver."); //module_param_array(midi_devs, int, NULL, 0444); //MODULE_PARM_DESC(midi_devs, "MIDI devices # (0-2) for dummy driver."); +module_param(mixer_volume_level_min, int, 0444); +MODULE_PARM_DESC(mixer_volume_level_min, "Minimum mixer volume level for dummy driver. Default: -50"); +module_param(mixer_volume_level_max, int, 0444); +MODULE_PARM_DESC(mixer_volume_level_max, "Maximum mixer volume level for dummy driver. Default: 100"); module_param(fake_buffer, bool, 0444); MODULE_PARM_DESC(fake_buffer, "Fake buffer allocations."); #ifdef CONFIG_HIGH_RES_TIMERS @@ -296,7 +304,7 @@ static void dummy_systimer_callback(struct timer_list *t) struct dummy_systimer_pcm *dpcm = from_timer(dpcm, t, timer); unsigned long flags; int elapsed = 0; - + spin_lock_irqsave(&dpcm->lock, flags); dummy_systimer_update(dpcm); dummy_systimer_rearm(dpcm); @@ -713,11 +721,11 @@ static int snd_dummy_volume_info(struct snd_kcontrol *kcontrol, { uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; uinfo->count = 2; - uinfo->value.integer.min = -50; - uinfo->value.integer.max = 100; + uinfo->value.integer.min = mixer_volume_level_min; + uinfo->value.integer.max = mixer_volume_level_max; return 0; } - + static int snd_dummy_volume_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { @@ -739,15 +747,15 @@ static int snd_dummy_volume_put(struct snd_kcontrol *kcontrol, int left, right; left = ucontrol->value.integer.value[0]; - if (left < -50) - left = -50; - if (left > 100) - left = 100; + if (left < mixer_volume_level_min) + left = mixer_volume_level_min; + if (left > mixer_volume_level_max) + left = mixer_volume_level_max; right = ucontrol->value.integer.value[1]; - if (right < -50) - right = -50; - if (right > 100) - right = 100; + if (right < mixer_volume_level_min) + right = mixer_volume_level_min; + if (right > mixer_volume_level_max) + right = mixer_volume_level_max; spin_lock_irq(&dummy->mixer_lock); change = dummy->mixer_volume[addr][0] != left || dummy->mixer_volume[addr][1] != right; @@ -766,7 +774,7 @@ static const DECLARE_TLV_DB_SCALE(db_scale_dummy, -4500, 30, 0); .private_value = addr } #define snd_dummy_capsrc_info snd_ctl_boolean_stereo_info - + static int snd_dummy_capsrc_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) { @@ -1076,6 +1084,12 @@ static int snd_dummy_probe(struct platform_device *devptr) dummy->pcm_hw.channels_max = m->channels_max; } + if (mixer_volume_level_min > mixer_volume_level_max) { + pr_warn("snd-dummy: Invalid mixer volume level: min=%d, max=%d. Fall back to default value.\n", + mixer_volume_level_min, mixer_volume_level_max); + mixer_volume_level_min = USE_MIXER_VOLUME_LEVEL_MIN; + mixer_volume_level_max = USE_MIXER_VOLUME_LEVEL_MAX; + } err = snd_card_dummy_new_mixer(dummy); if (err < 0) return err; @@ -1100,7 +1114,7 @@ static int snd_dummy_suspend(struct device *pdev) snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); return 0; } - + static int snd_dummy_resume(struct device *pdev) { struct snd_card *card = dev_get_drvdata(pdev); diff --git a/sound/drivers/mtpav.c b/sound/drivers/mtpav.c index 11235baaf6fa..f212f233ea61 100644 --- a/sound/drivers/mtpav.c +++ b/sound/drivers/mtpav.c @@ -693,8 +693,6 @@ static int snd_mtpav_probe(struct platform_device *dev) mtp_card->outmidihwport = 0xffffffff; timer_setup(&mtp_card->timer, snd_mtpav_output_timer, 0); - card->private_free = snd_mtpav_free; - err = snd_mtpav_get_RAWMIDI(mtp_card); if (err < 0) return err; @@ -716,6 +714,8 @@ static int snd_mtpav_probe(struct platform_device *dev) if (err < 0) return err; + card->private_free = snd_mtpav_free; + platform_set_drvdata(dev, card); printk(KERN_INFO "Motu MidiTimePiece on parallel port irq: %d ioport: 0x%lx\n", irq, port); return 0; diff --git a/sound/drivers/serial-generic.c b/sound/drivers/serial-generic.c new file mode 100644 index 000000000000..e1f864dc7939 --- /dev/null +++ b/sound/drivers/serial-generic.c @@ -0,0 +1,374 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * serial-generic.c + * Copyright (c) by Daniel Kaehn <kaehndan@gmail.com + * Based on serial-u16550.c by Jaroslav Kysela <perex@perex.cz>, + * Isaku Yamahata <yamahata@private.email.ne.jp>, + * George Hansper <ghansper@apana.org.au>, + * Hannu Savolainen + * + * Generic serial MIDI driver using the serdev serial bus API for hardware interaction + */ + +#include <linux/err.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/io.h> +#include <linux/ioport.h> +#include <linux/module.h> +#include <linux/of_device.h> +#include <linux/serdev.h> +#include <linux/serial_reg.h> +#include <linux/slab.h> +#include <linux/dev_printk.h> + +#include <sound/core.h> +#include <sound/rawmidi.h> +#include <sound/initval.h> + +MODULE_DESCRIPTION("Generic serial MIDI driver"); +MODULE_LICENSE("GPL"); + +#define SERIAL_MODE_INPUT_OPEN 1 +#define SERIAL_MODE_OUTPUT_OPEN 2 +#define SERIAL_MODE_INPUT_TRIGGERED 3 +#define SERIAL_MODE_OUTPUT_TRIGGERED 4 + +#define SERIAL_TX_STATE_ACTIVE 1 +#define SERIAL_TX_STATE_WAKEUP 2 + +struct snd_serial_generic { + struct serdev_device *serdev; + + struct snd_card *card; + struct snd_rawmidi *rmidi; + struct snd_rawmidi_substream *midi_output; + struct snd_rawmidi_substream *midi_input; + + unsigned int baudrate; + + unsigned long filemode; /* open status of file */ + struct work_struct tx_work; + unsigned long tx_state; + +}; + +static void snd_serial_generic_tx_wakeup(struct snd_serial_generic *drvdata) +{ + if (test_and_set_bit(SERIAL_TX_STATE_ACTIVE, &drvdata->tx_state)) + set_bit(SERIAL_TX_STATE_WAKEUP, &drvdata->tx_state); + + schedule_work(&drvdata->tx_work); +} + +#define INTERNAL_BUF_SIZE 256 + +static void snd_serial_generic_tx_work(struct work_struct *work) +{ + static char buf[INTERNAL_BUF_SIZE]; + int num_bytes; + struct snd_serial_generic *drvdata = container_of(work, struct snd_serial_generic, + tx_work); + struct snd_rawmidi_substream *substream = drvdata->midi_output; + + clear_bit(SERIAL_TX_STATE_WAKEUP, &drvdata->tx_state); + + while (!snd_rawmidi_transmit_empty(substream)) { + + if (!test_bit(SERIAL_MODE_OUTPUT_OPEN, &drvdata->filemode)) + break; + + num_bytes = snd_rawmidi_transmit_peek(substream, buf, INTERNAL_BUF_SIZE); + num_bytes = serdev_device_write_buf(drvdata->serdev, buf, num_bytes); + + if (!num_bytes) + break; + + snd_rawmidi_transmit_ack(substream, num_bytes); + + if (!test_bit(SERIAL_TX_STATE_WAKEUP, &drvdata->tx_state)) + break; + } + + clear_bit(SERIAL_TX_STATE_ACTIVE, &drvdata->tx_state); +} + +static void snd_serial_generic_write_wakeup(struct serdev_device *serdev) +{ + struct snd_serial_generic *drvdata = serdev_device_get_drvdata(serdev); + + snd_serial_generic_tx_wakeup(drvdata); +} + +static int snd_serial_generic_receive_buf(struct serdev_device *serdev, + const unsigned char *buf, size_t count) +{ + int ret; + struct snd_serial_generic *drvdata = serdev_device_get_drvdata(serdev); + + if (!test_bit(SERIAL_MODE_INPUT_OPEN, &drvdata->filemode)) + return 0; + + ret = snd_rawmidi_receive(drvdata->midi_input, buf, count); + return ret < 0 ? 0 : ret; +} + +static const struct serdev_device_ops snd_serial_generic_serdev_device_ops = { + .receive_buf = snd_serial_generic_receive_buf, + .write_wakeup = snd_serial_generic_write_wakeup +}; + +static int snd_serial_generic_ensure_serdev_open(struct snd_serial_generic *drvdata) +{ + int err; + unsigned int actual_baud; + + if (drvdata->filemode) + return 0; + + dev_dbg(drvdata->card->dev, "Opening serial port for card %s\n", + drvdata->card->shortname); + err = serdev_device_open(drvdata->serdev); + if (err < 0) + return err; + + actual_baud = serdev_device_set_baudrate(drvdata->serdev, + drvdata->baudrate); + if (actual_baud != drvdata->baudrate) { + dev_warn(drvdata->card->dev, "requested %d baud for card %s but it was actually set to %d\n", + drvdata->baudrate, drvdata->card->shortname, actual_baud); + } + + return 0; +} + +static int snd_serial_generic_input_open(struct snd_rawmidi_substream *substream) +{ + int err; + struct snd_serial_generic *drvdata = substream->rmidi->card->private_data; + + dev_dbg(drvdata->card->dev, "Opening input for card %s\n", + drvdata->card->shortname); + + err = snd_serial_generic_ensure_serdev_open(drvdata); + if (err < 0) + return err; + + set_bit(SERIAL_MODE_INPUT_OPEN, &drvdata->filemode); + drvdata->midi_input = substream; + return 0; +} + +static int snd_serial_generic_input_close(struct snd_rawmidi_substream *substream) +{ + struct snd_serial_generic *drvdata = substream->rmidi->card->private_data; + + dev_dbg(drvdata->card->dev, "Closing input for card %s\n", + drvdata->card->shortname); + + clear_bit(SERIAL_MODE_INPUT_OPEN, &drvdata->filemode); + clear_bit(SERIAL_MODE_INPUT_TRIGGERED, &drvdata->filemode); + + drvdata->midi_input = NULL; + + if (!drvdata->filemode) + serdev_device_close(drvdata->serdev); + return 0; +} + +static void snd_serial_generic_input_trigger(struct snd_rawmidi_substream *substream, + int up) +{ + struct snd_serial_generic *drvdata = substream->rmidi->card->private_data; + + if (up) + set_bit(SERIAL_MODE_INPUT_TRIGGERED, &drvdata->filemode); + else + clear_bit(SERIAL_MODE_INPUT_TRIGGERED, &drvdata->filemode); +} + +static int snd_serial_generic_output_open(struct snd_rawmidi_substream *substream) +{ + struct snd_serial_generic *drvdata = substream->rmidi->card->private_data; + int err; + + dev_dbg(drvdata->card->dev, "Opening output for card %s\n", + drvdata->card->shortname); + + err = snd_serial_generic_ensure_serdev_open(drvdata); + if (err < 0) + return err; + + set_bit(SERIAL_MODE_OUTPUT_OPEN, &drvdata->filemode); + + drvdata->midi_output = substream; + return 0; +}; + +static int snd_serial_generic_output_close(struct snd_rawmidi_substream *substream) +{ + struct snd_serial_generic *drvdata = substream->rmidi->card->private_data; + + dev_dbg(drvdata->card->dev, "Closing output for card %s\n", + drvdata->card->shortname); + + clear_bit(SERIAL_MODE_OUTPUT_OPEN, &drvdata->filemode); + clear_bit(SERIAL_MODE_OUTPUT_TRIGGERED, &drvdata->filemode); + + if (!drvdata->filemode) + serdev_device_close(drvdata->serdev); + + drvdata->midi_output = NULL; + + return 0; +}; + +static void snd_serial_generic_output_trigger(struct snd_rawmidi_substream *substream, + int up) +{ + struct snd_serial_generic *drvdata = substream->rmidi->card->private_data; + + if (up) + set_bit(SERIAL_MODE_OUTPUT_TRIGGERED, &drvdata->filemode); + else + clear_bit(SERIAL_MODE_OUTPUT_TRIGGERED, &drvdata->filemode); + + if (up) + snd_serial_generic_tx_wakeup(drvdata); +} + +static void snd_serial_generic_output_drain(struct snd_rawmidi_substream *substream) +{ + struct snd_serial_generic *drvdata = substream->rmidi->card->private_data; + + /* Flush any pending characters */ + serdev_device_write_flush(drvdata->serdev); + cancel_work_sync(&drvdata->tx_work); +} + +static const struct snd_rawmidi_ops snd_serial_generic_output = { + .open = snd_serial_generic_output_open, + .close = snd_serial_generic_output_close, + .trigger = snd_serial_generic_output_trigger, + .drain = snd_serial_generic_output_drain, +}; + +static const struct snd_rawmidi_ops snd_serial_generic_input = { + .open = snd_serial_generic_input_open, + .close = snd_serial_generic_input_close, + .trigger = snd_serial_generic_input_trigger, +}; + +static void snd_serial_generic_parse_dt(struct serdev_device *serdev, + struct snd_serial_generic *drvdata) +{ + int err; + + err = of_property_read_u32(serdev->dev.of_node, "current-speed", + &drvdata->baudrate); + if (err < 0) { + dev_dbg(drvdata->card->dev, + "MIDI device reading of current-speed DT param failed with error %d, using default of 38400\n", + err); + drvdata->baudrate = 38400; + } + +} + +static void snd_serial_generic_substreams(struct snd_rawmidi_str *stream, int dev_num) +{ + struct snd_rawmidi_substream *substream; + + list_for_each_entry(substream, &stream->substreams, list) { + sprintf(substream->name, "Serial MIDI %d-%d", dev_num, substream->number); + } +} + +static int snd_serial_generic_rmidi(struct snd_serial_generic *drvdata, + int outs, int ins, struct snd_rawmidi **rmidi) +{ + struct snd_rawmidi *rrawmidi; + int err; + + err = snd_rawmidi_new(drvdata->card, drvdata->card->driver, 0, + outs, ins, &rrawmidi); + + if (err < 0) + return err; + + snd_rawmidi_set_ops(rrawmidi, SNDRV_RAWMIDI_STREAM_INPUT, + &snd_serial_generic_input); + snd_rawmidi_set_ops(rrawmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, + &snd_serial_generic_output); + strcpy(rrawmidi->name, drvdata->card->shortname); + + snd_serial_generic_substreams(&rrawmidi->streams[SNDRV_RAWMIDI_STREAM_OUTPUT], + drvdata->serdev->ctrl->nr); + snd_serial_generic_substreams(&rrawmidi->streams[SNDRV_RAWMIDI_STREAM_INPUT], + drvdata->serdev->ctrl->nr); + + rrawmidi->info_flags = SNDRV_RAWMIDI_INFO_OUTPUT | + SNDRV_RAWMIDI_INFO_INPUT | + SNDRV_RAWMIDI_INFO_DUPLEX; + + if (rmidi) + *rmidi = rrawmidi; + return 0; +} + +static int snd_serial_generic_probe(struct serdev_device *serdev) +{ + struct snd_card *card; + struct snd_serial_generic *drvdata; + int err; + + err = snd_devm_card_new(&serdev->dev, SNDRV_DEFAULT_IDX1, + SNDRV_DEFAULT_STR1, THIS_MODULE, + sizeof(struct snd_serial_generic), &card); + + if (err < 0) + return err; + + strcpy(card->driver, "SerialMIDI"); + sprintf(card->shortname, "SerialMIDI-%d", serdev->ctrl->nr); + sprintf(card->longname, "Serial MIDI device at serial%d", serdev->ctrl->nr); + + drvdata = card->private_data; + + drvdata->serdev = serdev; + drvdata->card = card; + + snd_serial_generic_parse_dt(serdev, drvdata); + + INIT_WORK(&drvdata->tx_work, snd_serial_generic_tx_work); + + err = snd_serial_generic_rmidi(drvdata, 1, 1, &drvdata->rmidi); + if (err < 0) + return err; + + serdev_device_set_client_ops(serdev, &snd_serial_generic_serdev_device_ops); + serdev_device_set_drvdata(drvdata->serdev, drvdata); + + err = snd_card_register(card); + if (err < 0) + return err; + + return 0; +} + +static const struct of_device_id snd_serial_generic_dt_ids[] = { + { .compatible = "serial-midi" }, + {}, +}; + +MODULE_DEVICE_TABLE(of, snd_serial_generic_dt_ids); + +static struct serdev_device_driver snd_serial_generic_driver = { + .driver = { + .name = "snd-serial-generic", + .of_match_table = of_match_ptr(snd_serial_generic_dt_ids), + }, + .probe = snd_serial_generic_probe, +}; + +module_serdev_device_driver(snd_serial_generic_driver); diff --git a/sound/drivers/virmidi.c b/sound/drivers/virmidi.c index 7f7eed6faaae..58012de90c38 100644 --- a/sound/drivers/virmidi.c +++ b/sound/drivers/virmidi.c @@ -90,15 +90,12 @@ static int snd_virmidi_probe(struct platform_device *devptr) } for (idx = 0; idx < midi_devs[dev]; idx++) { struct snd_rawmidi *rmidi; - struct snd_virmidi_dev *rdev; err = snd_virmidi_new(card, idx, &rmidi); if (err < 0) return err; - rdev = rmidi->private_data; vmidi->midi[idx] = rmidi; strcpy(rmidi->name, "Virtual Raw MIDI"); - rdev->seq_mode = SNDRV_VIRMIDI_SEQ_DISPATCH; } strcpy(card->driver, "VirMIDI"); diff --git a/sound/drivers/vx/vx_pcm.c b/sound/drivers/vx/vx_pcm.c index 3924f5283745..ceaeb257003b 100644 --- a/sound/drivers/vx/vx_pcm.c +++ b/sound/drivers/vx/vx_pcm.c @@ -1215,8 +1215,7 @@ int snd_vx_pcm_new(struct vx_core *chip) if (ins) snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &vx_pcm_capture_ops); snd_pcm_set_managed_buffer_all(pcm, SNDRV_DMA_TYPE_VMALLOC, - snd_dma_continuous_data(GFP_KERNEL | GFP_DMA32), - 0, 0); + NULL, 0, 0); pcm->private_data = chip; pcm->private_free = snd_vx_pcm_free; |