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-rw-r--r--sound/sh/Kconfig2
-rw-r--r--sound/sh/Makefile4
-rw-r--r--sound/sh/aica.c44
-rw-r--r--sound/sh/sh_dac_audio.c43
4 files changed, 37 insertions, 56 deletions
diff --git a/sound/sh/Kconfig b/sound/sh/Kconfig
index b75fbb3236a7..f5fa09d740b4 100644
--- a/sound/sh/Kconfig
+++ b/sound/sh/Kconfig
@@ -14,7 +14,7 @@ if SND_SUPERH
config SND_AICA
tristate "Dreamcast Yamaha AICA sound"
- depends on SH_DREAMCAST
+ depends on SH_DREAMCAST && SH_DMA_API
select SND_PCM
select G2_DMA
help
diff --git a/sound/sh/Makefile b/sound/sh/Makefile
index c0bbc500c17c..6871dece28a5 100644
--- a/sound/sh/Makefile
+++ b/sound/sh/Makefile
@@ -3,8 +3,8 @@
# Makefile for ALSA
#
-snd-aica-objs := aica.o
-snd-sh_dac_audio-objs := sh_dac_audio.o
+snd-aica-y := aica.o
+snd-sh_dac_audio-y := sh_dac_audio.o
# Toplevel Module Dependency
obj-$(CONFIG_SND_AICA) += snd-aica.o
diff --git a/sound/sh/aica.c b/sound/sh/aica.c
index 8fa68432d3c1..40ea843113a7 100644
--- a/sound/sh/aica.c
+++ b/sound/sh/aica.c
@@ -32,7 +32,6 @@
MODULE_AUTHOR("Adrian McMenamin <adrian@mcmen.demon.co.uk>");
MODULE_DESCRIPTION("Dreamcast AICA sound (pcm) driver");
MODULE_LICENSE("GPL");
-MODULE_SUPPORTED_DEVICE("{{Yamaha/SEGA, AICA}}");
MODULE_FIRMWARE("aica_firmware.bin");
/* module parameters */
@@ -76,8 +75,7 @@ static void spu_write_wait(void)
/* To ensure hardware failure doesn't wedge kernel */
time_count++;
if (time_count > 0x10000) {
- snd_printk
- ("WARNING: G2 FIFO appears to be blocked.\n");
+ pr_warn("WARNING: G2 FIFO appears to be blocked.\n");
break;
}
}
@@ -279,18 +277,21 @@ static void run_spu_dma(struct work_struct *work)
dreamcastcard->clicks++;
if (unlikely(dreamcastcard->clicks >= AICA_PERIOD_NUMBER))
dreamcastcard->clicks %= AICA_PERIOD_NUMBER;
- mod_timer(&dreamcastcard->timer, jiffies + 1);
+ if (snd_pcm_running(dreamcastcard->substream))
+ mod_timer(&dreamcastcard->timer, jiffies + 1);
}
}
static void aica_period_elapsed(struct timer_list *t)
{
- struct snd_card_aica *dreamcastcard = from_timer(dreamcastcard,
- t, timer);
+ struct snd_card_aica *dreamcastcard = timer_container_of(dreamcastcard,
+ t, timer);
struct snd_pcm_substream *substream = dreamcastcard->substream;
/*timer function - so cannot sleep */
int play_period;
struct snd_pcm_runtime *runtime;
+ if (!snd_pcm_running(substream))
+ return;
runtime = substream->runtime;
dreamcastcard = substream->pcm->private_data;
/* Have we played out an additional period? */
@@ -314,8 +315,6 @@ static void aica_period_elapsed(struct timer_list *t)
static void spu_begin_dma(struct snd_pcm_substream *substream)
{
struct snd_card_aica *dreamcastcard;
- struct snd_pcm_runtime *runtime;
- runtime = substream->runtime;
dreamcastcard = substream->pcm->private_data;
/*get the queue to do the work */
schedule_work(&(dreamcastcard->spu_dma_work));
@@ -351,12 +350,19 @@ static int snd_aicapcm_pcm_open(struct snd_pcm_substream
return 0;
}
+static int snd_aicapcm_pcm_sync_stop(struct snd_pcm_substream *substream)
+{
+ struct snd_card_aica *dreamcastcard = substream->pcm->private_data;
+
+ timer_delete_sync(&dreamcastcard->timer);
+ cancel_work_sync(&dreamcastcard->spu_dma_work);
+ return 0;
+}
+
static int snd_aicapcm_pcm_close(struct snd_pcm_substream
*substream)
{
struct snd_card_aica *dreamcastcard = substream->pcm->private_data;
- flush_work(&(dreamcastcard->spu_dma_work));
- del_timer(&dreamcastcard->timer);
dreamcastcard->substream = NULL;
kfree(dreamcastcard->channel);
spu_disable();
@@ -402,6 +408,7 @@ static const struct snd_pcm_ops snd_aicapcm_playback_ops = {
.prepare = snd_aicapcm_pcm_prepare,
.trigger = snd_aicapcm_pcm_trigger,
.pointer = snd_aicapcm_pcm_pointer,
+ .sync_stop = snd_aicapcm_pcm_sync_stop,
};
/* TO DO: set up to handle more than one pcm instance */
@@ -462,8 +469,8 @@ static int aica_pcmvolume_info(struct snd_kcontrol *kcontrol,
static int aica_pcmvolume_get(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct snd_card_aica *dreamcastcard;
- dreamcastcard = kcontrol->private_data;
+ struct snd_card_aica *dreamcastcard = snd_kcontrol_chip(kcontrol);
+
if (unlikely(!dreamcastcard->channel))
return -ETXTBSY; /* we've not yet been set up */
ucontrol->value.integer.value[0] = dreamcastcard->channel->vol;
@@ -473,9 +480,9 @@ static int aica_pcmvolume_get(struct snd_kcontrol *kcontrol,
static int aica_pcmvolume_put(struct snd_kcontrol *kcontrol,
struct snd_ctl_elem_value *ucontrol)
{
- struct snd_card_aica *dreamcastcard;
+ struct snd_card_aica *dreamcastcard = snd_kcontrol_chip(kcontrol);
unsigned int vol;
- dreamcastcard = kcontrol->private_data;
+
if (unlikely(!dreamcastcard->channel))
return -ETXTBSY;
vol = ucontrol->value.integer.value[0];
@@ -540,15 +547,12 @@ static int add_aicamixer_controls(struct snd_card_aica *dreamcastcard)
return 0;
}
-static int snd_aica_remove(struct platform_device *devptr)
+static void snd_aica_remove(struct platform_device *devptr)
{
struct snd_card_aica *dreamcastcard;
dreamcastcard = platform_get_drvdata(devptr);
- if (unlikely(!dreamcastcard))
- return -ENODEV;
snd_card_free(dreamcastcard->card);
kfree(dreamcastcard);
- return 0;
}
static int snd_aica_probe(struct platform_device *devptr)
@@ -584,8 +588,8 @@ static int snd_aica_probe(struct platform_device *devptr)
if (unlikely(err < 0))
goto freedreamcast;
platform_set_drvdata(devptr, dreamcastcard);
- snd_printk
- ("ALSA Driver for Yamaha AICA Super Intelligent Sound Processor\n");
+ dev_info(&devptr->dev,
+ "ALSA Driver for Yamaha AICA Super Intelligent Sound Processor\n");
return 0;
freedreamcast:
snd_card_free(dreamcastcard->card);
diff --git a/sound/sh/sh_dac_audio.c b/sound/sh/sh_dac_audio.c
index feb28502940f..84a4b17a0cc2 100644
--- a/sound/sh/sh_dac_audio.c
+++ b/sound/sh/sh_dac_audio.c
@@ -25,7 +25,6 @@
MODULE_AUTHOR("Rafael Ignacio Zurita <rizurita@yahoo.com>");
MODULE_DESCRIPTION("SuperH DAC audio driver");
MODULE_LICENSE("GPL");
-MODULE_SUPPORTED_DEVICE("{{SuperH DAC audio support}}");
/* Module Parameters */
static int index = SNDRV_DEFAULT_IDX1;
@@ -159,12 +158,12 @@ static int snd_sh_dac_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
static int snd_sh_dac_pcm_copy(struct snd_pcm_substream *substream,
int channel, unsigned long pos,
- void __user *src, unsigned long count)
+ struct iov_iter *src, unsigned long count)
{
/* channel is not used (interleaved data) */
struct snd_sh_dac *chip = snd_pcm_substream_chip(substream);
- if (copy_from_user_toio(chip->data_buffer + pos, src, count))
+ if (copy_from_iter(chip->data_buffer + pos, count, src) != count)
return -EFAULT;
chip->buffer_end = chip->data_buffer + pos + count;
@@ -176,24 +175,6 @@ static int snd_sh_dac_pcm_copy(struct snd_pcm_substream *substream,
return 0;
}
-static int snd_sh_dac_pcm_copy_kernel(struct snd_pcm_substream *substream,
- int channel, unsigned long pos,
- void *src, unsigned long count)
-{
- /* channel is not used (interleaved data) */
- struct snd_sh_dac *chip = snd_pcm_substream_chip(substream);
-
- memcpy_toio(chip->data_buffer + pos, src, count);
- chip->buffer_end = chip->data_buffer + pos + count;
-
- if (chip->empty) {
- chip->empty = 0;
- dac_audio_start_timer(chip);
- }
-
- return 0;
-}
-
static int snd_sh_dac_pcm_silence(struct snd_pcm_substream *substream,
int channel, unsigned long pos,
unsigned long count)
@@ -201,7 +182,7 @@ static int snd_sh_dac_pcm_silence(struct snd_pcm_substream *substream,
/* channel is not used (interleaved data) */
struct snd_sh_dac *chip = snd_pcm_substream_chip(substream);
- memset_io(chip->data_buffer + pos, 0, count);
+ memset(chip->data_buffer + pos, 0, count);
chip->buffer_end = chip->data_buffer + pos + count;
if (chip->empty) {
@@ -228,10 +209,8 @@ static const struct snd_pcm_ops snd_sh_dac_pcm_ops = {
.prepare = snd_sh_dac_pcm_prepare,
.trigger = snd_sh_dac_pcm_trigger,
.pointer = snd_sh_dac_pcm_pointer,
- .copy_user = snd_sh_dac_pcm_copy,
- .copy_kernel = snd_sh_dac_pcm_copy_kernel,
+ .copy = snd_sh_dac_pcm_copy,
.fill_silence = snd_sh_dac_pcm_silence,
- .mmap = snd_pcm_lib_mmap_iomem,
};
static int snd_sh_dac_pcm(struct snd_sh_dac *chip, int device)
@@ -258,10 +237,9 @@ static int snd_sh_dac_pcm(struct snd_sh_dac *chip, int device)
/* driver .remove -- destructor */
-static int snd_sh_dac_remove(struct platform_device *devptr)
+static void snd_sh_dac_remove(struct platform_device *devptr)
{
snd_card_free(platform_get_drvdata(devptr));
- return 0;
}
/* free -- it has been defined by create */
@@ -334,8 +312,7 @@ static int snd_sh_dac_create(struct snd_card *card,
chip->card = card;
- hrtimer_init(&chip->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
- chip->hrtimer.function = sh_dac_audio_timer;
+ hrtimer_setup(&chip->hrtimer, sh_dac_audio_timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
dac_audio_reset(chip);
chip->rate = 8000;
@@ -369,8 +346,8 @@ static int snd_sh_dac_probe(struct platform_device *devptr)
err = snd_card_new(&devptr->dev, index, id, THIS_MODULE, 0, &card);
if (err < 0) {
- snd_printk(KERN_ERR "cannot allocate the card\n");
- return err;
+ dev_err(&devptr->dev, "cannot allocate the card\n");
+ return err;
}
err = snd_sh_dac_create(card, devptr, &chip);
@@ -383,13 +360,13 @@ static int snd_sh_dac_probe(struct platform_device *devptr)
strcpy(card->driver, "snd_sh_dac");
strcpy(card->shortname, "SuperH DAC audio driver");
- printk(KERN_INFO "%s %s", card->longname, card->shortname);
+ dev_info(&devptr->dev, "%s %s\n", card->longname, card->shortname);
err = snd_card_register(card);
if (err < 0)
goto probe_error;
- snd_printk(KERN_INFO "ALSA driver for SuperH DAC audio");
+ dev_info(&devptr->dev, "ALSA driver for SuperH DAC audio\n");
platform_set_drvdata(devptr, card);
return 0;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.