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Diffstat (limited to 'sound/arm/sa11xx-uda1341.c')
-rw-r--r--sound/arm/sa11xx-uda1341.c209
1 files changed, 121 insertions, 88 deletions
diff --git a/sound/arm/sa11xx-uda1341.c b/sound/arm/sa11xx-uda1341.c
index 6ee912259cc5..13057d92f08a 100644
--- a/sound/arm/sa11xx-uda1341.c
+++ b/sound/arm/sa11xx-uda1341.c
@@ -21,7 +21,7 @@
* merged HAL layer (patches from Brian)
*/
-/* $Id: sa11xx-uda1341.c,v 1.23 2005/09/09 13:22:34 tiwai Exp $ */
+/* $Id: sa11xx-uda1341.c,v 1.27 2005/12/07 09:13:42 cladisch Exp $ */
/***************************************************************************************************
*
@@ -64,6 +64,8 @@
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/platform_device.h>
#include <linux/errno.h>
#include <linux/ioctl.h>
#include <linux/delay.h>
@@ -115,7 +117,7 @@ static char *id = NULL; /* ID for this card */
module_param(id, charp, 0444);
MODULE_PARM_DESC(id, "ID string for SA1100/SA1111 + UDA1341TS soundcard.");
-typedef struct audio_stream {
+struct audio_stream {
char *id; /* identification string */
int stream_id; /* numeric identification */
dma_device_t dma_dev; /* device identifier for DMA */
@@ -130,18 +132,16 @@ typedef struct audio_stream {
int tx_spin; /* are we recoding - flag used to do DMA trans. for sync */
unsigned int old_offset;
spinlock_t dma_lock; /* for locking in DMA operations (see dma-sa1100.c in the kernel) */
- snd_pcm_substream_t *stream;
-}audio_stream_t;
+ struct snd_pcm_substream *stream;
+};
-typedef struct snd_card_sa11xx_uda1341 {
- snd_card_t *card;
+struct sa11xx_uda1341 {
+ struct snd_card *card;
struct l3_client *uda1341;
- snd_pcm_t *pcm;
+ struct snd_pcm *pcm;
long samplerate;
- audio_stream_t s[2]; /* playback & capture */
-} sa11xx_uda1341_t;
-
-static struct snd_card_sa11xx_uda1341 *sa11xx_uda1341 = NULL;
+ struct audio_stream s[2]; /* playback & capture */
+};
static unsigned int rates[] = {
8000, 10666, 10985, 14647,
@@ -149,12 +149,14 @@ static unsigned int rates[] = {
29400, 32000, 44100, 48000,
};
-static snd_pcm_hw_constraint_list_t hw_constraints_rates = {
+static struct snd_pcm_hw_constraint_list hw_constraints_rates = {
.count = ARRAY_SIZE(rates),
.list = rates,
.mask = 0,
};
+static struct platform_device *device;
+
/* }}} */
/* {{{ Clock and sample rate stuff */
@@ -195,7 +197,7 @@ static void sa11xx_uda1341_set_audio_clock(long val)
}
}
-static void sa11xx_uda1341_set_samplerate(sa11xx_uda1341_t *sa11xx_uda1341, long rate)
+static void sa11xx_uda1341_set_samplerate(struct sa11xx_uda1341 *sa11xx_uda1341, long rate)
{
int clk_div = 0;
int clk=0;
@@ -280,7 +282,7 @@ static void sa11xx_uda1341_set_samplerate(sa11xx_uda1341_t *sa11xx_uda1341, long
/* {{{ HW init and shutdown */
-static void sa11xx_uda1341_audio_init(sa11xx_uda1341_t *sa11xx_uda1341)
+static void sa11xx_uda1341_audio_init(struct sa11xx_uda1341 *sa11xx_uda1341)
{
unsigned long flags;
@@ -337,7 +339,7 @@ static void sa11xx_uda1341_audio_init(sa11xx_uda1341_t *sa11xx_uda1341)
#endif
}
-static void sa11xx_uda1341_audio_shutdown(sa11xx_uda1341_t *sa11xx_uda1341)
+static void sa11xx_uda1341_audio_shutdown(struct sa11xx_uda1341 *sa11xx_uda1341)
{
/* mute on */
#ifdef CONFIG_H3600_HAL
@@ -378,7 +380,7 @@ static void sa11xx_uda1341_audio_shutdown(sa11xx_uda1341_t *sa11xx_uda1341)
#ifdef HH_VERSION
-static int audio_dma_request(audio_stream_t *s, void (*callback)(void *, int))
+static int audio_dma_request(struct audio_stream *s, void (*callback)(void *, int))
{
int ret;
@@ -391,7 +393,7 @@ static int audio_dma_request(audio_stream_t *s, void (*callback)(void *, int))
return 0;
}
-static inline void audio_dma_free(audio_stream_t *s)
+static inline void audio_dma_free(struct audio_stream *s)
{
sa1100_free_dma(s->dmach);
s->dmach = -1;
@@ -399,7 +401,7 @@ static inline void audio_dma_free(audio_stream_t *s)
#else
-static int audio_dma_request(audio_stream_t *s, void (*callback)(void *))
+static int audio_dma_request(struct audio_stream *s, void (*callback)(void *))
{
int ret;
@@ -409,18 +411,18 @@ static int audio_dma_request(audio_stream_t *s, void (*callback)(void *))
return ret;
}
-static void audio_dma_free(audio_stream_t *s)
+static void audio_dma_free(struct audio_stream *s)
{
- sa1100_free_dma((s)->dma_regs);
- (s)->dma_regs = 0;
+ sa1100_free_dma(s->dma_regs);
+ s->dma_regs = 0;
}
#endif
-static u_int audio_get_dma_pos(audio_stream_t *s)
+static u_int audio_get_dma_pos(struct audio_stream *s)
{
- snd_pcm_substream_t * substream = s->stream;
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct snd_pcm_substream *substream = s->stream;
+ struct snd_pcm_runtime *runtime = substream->runtime;
unsigned int offset;
unsigned long flags;
dma_addr_t addr;
@@ -445,7 +447,7 @@ static u_int audio_get_dma_pos(audio_stream_t *s)
/*
* this stops the dma and clears the dma ptrs
*/
-static void audio_stop_dma(audio_stream_t *s)
+static void audio_stop_dma(struct audio_stream *s)
{
unsigned long flags;
@@ -461,10 +463,10 @@ static void audio_stop_dma(audio_stream_t *s)
spin_unlock_irqrestore(&s->dma_lock, flags);
}
-static void audio_process_dma(audio_stream_t *s)
+static void audio_process_dma(struct audio_stream *s)
{
- snd_pcm_substream_t *substream = s->stream;
- snd_pcm_runtime_t *runtime;
+ struct snd_pcm_substream *substream = s->stream;
+ struct snd_pcm_runtime *runtime;
unsigned int dma_size;
unsigned int offset;
int ret;
@@ -527,7 +529,7 @@ static void audio_dma_callback(void *data, int size)
static void audio_dma_callback(void *data)
#endif
{
- audio_stream_t *s = data;
+ struct audio_stream *s = data;
/*
* If we are getting a callback for an active stream then we inform
@@ -549,12 +551,12 @@ static void audio_dma_callback(void *data)
/* {{{ trigger & timer */
-static int snd_sa11xx_uda1341_trigger(snd_pcm_substream_t * substream, int cmd)
+static int snd_sa11xx_uda1341_trigger(struct snd_pcm_substream *substream, int cmd)
{
- sa11xx_uda1341_t *chip = snd_pcm_substream_chip(substream);
+ struct sa11xx_uda1341 *chip = snd_pcm_substream_chip(substream);
int stream_id = substream->pstr->stream;
- audio_stream_t *s = &chip->s[stream_id];
- audio_stream_t *s1 = &chip->s[stream_id ^ 1];
+ struct audio_stream *s = &chip->s[stream_id];
+ struct audio_stream *s1 = &chip->s[stream_id ^ 1];
int err = 0;
/* note local interrupts are already disabled in the midlevel code */
@@ -683,11 +685,11 @@ static int snd_sa11xx_uda1341_trigger(snd_pcm_substream_t * substream, int cmd)
return err;
}
-static int snd_sa11xx_uda1341_prepare(snd_pcm_substream_t * substream)
+static int snd_sa11xx_uda1341_prepare(struct snd_pcm_substream *substream)
{
- sa11xx_uda1341_t *chip = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
- audio_stream_t *s = &chip->s[substream->pstr->stream];
+ struct sa11xx_uda1341 *chip = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ struct audio_stream *s = &chip->s[substream->pstr->stream];
/* set requested samplerate */
sa11xx_uda1341_set_samplerate(chip, runtime->rate);
@@ -701,15 +703,15 @@ static int snd_sa11xx_uda1341_prepare(snd_pcm_substream_t * substream)
return 0;
}
-static snd_pcm_uframes_t snd_sa11xx_uda1341_pointer(snd_pcm_substream_t * substream)
+static snd_pcm_uframes_t snd_sa11xx_uda1341_pointer(struct snd_pcm_substream *substream)
{
- sa11xx_uda1341_t *chip = snd_pcm_substream_chip(substream);
+ struct sa11xx_uda1341 *chip = snd_pcm_substream_chip(substream);
return audio_get_dma_pos(&chip->s[substream->pstr->stream]);
}
/* }}} */
-static snd_pcm_hardware_t snd_sa11xx_uda1341_capture =
+static struct snd_pcm_hardware snd_sa11xx_uda1341_capture =
{
.info = (SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
@@ -732,7 +734,7 @@ static snd_pcm_hardware_t snd_sa11xx_uda1341_capture =
.fifo_size = 0,
};
-static snd_pcm_hardware_t snd_sa11xx_uda1341_playback =
+static struct snd_pcm_hardware snd_sa11xx_uda1341_playback =
{
.info = (SNDRV_PCM_INFO_INTERLEAVED |
SNDRV_PCM_INFO_BLOCK_TRANSFER |
@@ -755,10 +757,10 @@ static snd_pcm_hardware_t snd_sa11xx_uda1341_playback =
.fifo_size = 0,
};
-static int snd_card_sa11xx_uda1341_open(snd_pcm_substream_t * substream)
+static int snd_card_sa11xx_uda1341_open(struct snd_pcm_substream *substream)
{
- sa11xx_uda1341_t *chip = snd_pcm_substream_chip(substream);
- snd_pcm_runtime_t *runtime = substream->runtime;
+ struct sa11xx_uda1341 *chip = snd_pcm_substream_chip(substream);
+ struct snd_pcm_runtime *runtime = substream->runtime;
int stream_id = substream->pstr->stream;
int err;
@@ -776,9 +778,9 @@ static int snd_card_sa11xx_uda1341_open(snd_pcm_substream_t * substream)
return 0;
}
-static int snd_card_sa11xx_uda1341_close(snd_pcm_substream_t * substream)
+static int snd_card_sa11xx_uda1341_close(struct snd_pcm_substream *substream)
{
- sa11xx_uda1341_t *chip = snd_pcm_substream_chip(substream);
+ struct sa11xx_uda1341 *chip = snd_pcm_substream_chip(substream);
chip->s[substream->pstr->stream].stream = NULL;
return 0;
@@ -786,21 +788,21 @@ static int snd_card_sa11xx_uda1341_close(snd_pcm_substream_t * substream)
/* {{{ HW params & free */
-static int snd_sa11xx_uda1341_hw_params(snd_pcm_substream_t * substream,
- snd_pcm_hw_params_t * hw_params)
+static int snd_sa11xx_uda1341_hw_params(struct snd_pcm_substream *substream,
+ struct snd_pcm_hw_params *hw_params)
{
return snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params));
}
-static int snd_sa11xx_uda1341_hw_free(snd_pcm_substream_t * substream)
+static int snd_sa11xx_uda1341_hw_free(struct snd_pcm_substream *substream)
{
return snd_pcm_lib_free_pages(substream);
}
/* }}} */
-static snd_pcm_ops_t snd_card_sa11xx_uda1341_playback_ops = {
+static struct snd_pcm_ops snd_card_sa11xx_uda1341_playback_ops = {
.open = snd_card_sa11xx_uda1341_open,
.close = snd_card_sa11xx_uda1341_close,
.ioctl = snd_pcm_lib_ioctl,
@@ -811,7 +813,7 @@ static snd_pcm_ops_t snd_card_sa11xx_uda1341_playback_ops = {
.pointer = snd_sa11xx_uda1341_pointer,
};
-static snd_pcm_ops_t snd_card_sa11xx_uda1341_capture_ops = {
+static struct snd_pcm_ops snd_card_sa11xx_uda1341_capture_ops = {
.open = snd_card_sa11xx_uda1341_open,
.close = snd_card_sa11xx_uda1341_close,
.ioctl = snd_pcm_lib_ioctl,
@@ -822,9 +824,9 @@ static snd_pcm_ops_t snd_card_sa11xx_uda1341_capture_ops = {
.pointer = snd_sa11xx_uda1341_pointer,
};
-static int __init snd_card_sa11xx_uda1341_pcm(sa11xx_uda1341_t *sa11xx_uda1341, int device)
+static int __init snd_card_sa11xx_uda1341_pcm(struct sa11xx_uda1341 *sa11xx_uda1341, int device)
{
- snd_pcm_t *pcm;
+ struct snd_pcm *pcm;
int err;
if ((err = snd_pcm_new(sa11xx_uda1341->card, "UDA1341 PCM", device, 1, 1, &pcm)) < 0)
@@ -835,8 +837,8 @@ static int __init snd_card_sa11xx_uda1341_pcm(sa11xx_uda1341_t *sa11xx_uda1341,
* isa works but I'm not sure why (or if) it's the right choice
* this may be too large, trying it for now
*/
- snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_ISA,
- snd_pcm_dma_flags(0),
+ snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
+ snd_dma_isa_data(),
64*1024, 64*1024);
snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_card_sa11xx_uda1341_playback_ops);
@@ -862,12 +864,15 @@ static int __init snd_card_sa11xx_uda1341_pcm(sa11xx_uda1341_t *sa11xx_uda1341,
#ifdef CONFIG_PM
-static int snd_sa11xx_uda1341_suspend(snd_card_t *card, pm_message_t state)
+static int snd_sa11xx_uda1341_suspend(struct platform_device *devptr,
+ pm_message_t state)
{
- sa11xx_uda1341_t *chip = card->pm_private_data;
+ struct snd_card *card = platform_get_drvdata(devptr);
+ struct sa11xx_uda1341 *chip = card->private_data;
+ snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
snd_pcm_suspend_all(chip->pcm);
-#ifdef HH_VERSION
+#ifdef HH_VERSION
sa1100_dma_sleep(chip->s[SNDRV_PCM_STREAM_PLAYBACK].dmach);
sa1100_dma_sleep(chip->s[SNDRV_PCM_STREAM_CAPTURE].dmach);
#else
@@ -875,12 +880,14 @@ static int snd_sa11xx_uda1341_suspend(snd_card_t *card, pm_message_t state)
#endif
l3_command(chip->uda1341, CMD_SUSPEND, NULL);
sa11xx_uda1341_audio_shutdown(chip);
+
return 0;
}
-static int snd_sa11xx_uda1341_resume(snd_card_t *card)
+static int snd_sa11xx_uda1341_resume(struct platform_device *devptr)
{
- sa11xx_uda1341_t *chip = card->pm_private_data;
+ struct snd_card *card = platform_get_drvdata(devptr);
+ struct sa11xx_uda1341 *chip = card->private_data;
sa11xx_uda1341_audio_init(chip);
l3_command(chip->uda1341, CMD_RESUME, NULL);
@@ -890,67 +897,55 @@ static int snd_sa11xx_uda1341_resume(snd_card_t *card)
#else
//FIXME
#endif
+ snd_power_change_state(card, SNDRV_CTL_POWER_D0);
return 0;
}
#endif /* COMFIG_PM */
-void snd_sa11xx_uda1341_free(snd_card_t *card)
+void snd_sa11xx_uda1341_free(struct snd_card *card)
{
- sa11xx_uda1341_t *chip = card->private_data;
+ struct sa11xx_uda1341 *chip = card->private_data;
audio_dma_free(&chip->s[SNDRV_PCM_STREAM_PLAYBACK]);
audio_dma_free(&chip->s[SNDRV_PCM_STREAM_CAPTURE]);
- sa11xx_uda1341 = NULL;
- card->private_data = NULL;
- kfree(chip);
}
-static int __init sa11xx_uda1341_init(void)
+static int __init sa11xx_uda1341_probe(struct platform_device *devptr)
{
int err;
- snd_card_t *card;
-
- if (!machine_is_h3xxx())
- return -ENODEV;
+ struct snd_card *card;
+ struct sa11xx_uda1341 *chip;
/* register the soundcard */
- card = snd_card_new(-1, id, THIS_MODULE, sizeof(sa11xx_uda1341_t));
+ card = snd_card_new(-1, id, THIS_MODULE, sizeof(struct sa11xx_uda1341));
if (card == NULL)
return -ENOMEM;
- sa11xx_uda1341 = kzalloc(sizeof(*sa11xx_uda1341), GFP_KERNEL);
- if (sa11xx_uda1341 == NULL)
- return -ENOMEM;
+ chip = card->private_data;
spin_lock_init(&chip->s[0].dma_lock);
spin_lock_init(&chip->s[1].dma_lock);
-
- card->private_data = (void *)sa11xx_uda1341;
- card->private_free = snd_sa11xx_uda1341_free;
- sa11xx_uda1341->card = card;
- sa11xx_uda1341->samplerate = AUDIO_RATE_DEFAULT;
+ card->private_free = snd_sa11xx_uda1341_free;
+ chip->card = card;
+ chip->samplerate = AUDIO_RATE_DEFAULT;
// mixer
- if ((err = snd_chip_uda1341_mixer_new(sa11xx_uda1341->card, &sa11xx_uda1341->uda1341)))
+ if ((err = snd_chip_uda1341_mixer_new(card, &chip->uda1341)))
goto nodev;
// PCM
- if ((err = snd_card_sa11xx_uda1341_pcm(sa11xx_uda1341, 0)) < 0)
+ if ((err = snd_card_sa11xx_uda1341_pcm(chip, 0)) < 0)
goto nodev;
- snd_card_set_generic_pm_callback(card,
- snd_sa11xx_uda1341_suspend, snd_sa11_uda1341_resume,
- sa11xx_uda1341);
-
strcpy(card->driver, "UDA1341");
strcpy(card->shortname, "H3600 UDA1341TS");
sprintf(card->longname, "Compaq iPAQ H3600 with Philips UDA1341TS");
- if ((err = snd_card_set_generic_dev(card)) < 0)
- goto nodev;
+ snd_card_set_dev(card, &devptr->dev);
if ((err = snd_card_register(card)) == 0) {
printk( KERN_INFO "iPAQ audio support initialized\n" );
+ platform_set_drvdata(devptr, card);
return 0;
}
@@ -959,9 +954,47 @@ static int __init sa11xx_uda1341_init(void)
return err;
}
+static int __devexit sa11xx_uda1341_remove(struct platform_device *devptr)
+{
+ snd_card_free(platform_get_drvdata(devptr));
+ platform_set_drvdata(devptr, NULL);
+ return 0;
+}
+
+#define SA11XX_UDA1341_DRIVER "sa11xx_uda1341"
+
+static struct platform_driver sa11xx_uda1341_driver = {
+ .probe = sa11xx_uda1341_probe,
+ .remove = __devexit_p(sa11xx_uda1341_remove),
+#ifdef CONFIG_PM
+ .suspend = snd_sa11xx_uda1341_suspend,
+ .resume = snd_sa11xx_uda1341_resume,
+#endif
+ .driver = {
+ .name = SA11XX_UDA1341_DRIVER,
+ },
+};
+
+static int __init sa11xx_uda1341_init(void)
+{
+ int err;
+
+ if (!machine_is_h3xxx())
+ return -ENODEV;
+ if ((err = platform_driver_register(&sa11xx_uda1341_driver)) < 0)
+ return err;
+ device = platform_device_register_simple(SA11XX_UDA1341_DRIVER, -1, NULL, 0);
+ if (IS_ERR(device)) {
+ platform_driver_unregister(&sa11xx_uda1341_driver);
+ return PTR_ERR(device);
+ }
+ return 0;
+}
+
static void __exit sa11xx_uda1341_exit(void)
{
- snd_card_free(sa11xx_uda1341->card);
+ platform_device_unregister(device);
+ platform_driver_unregister(&sa11xx_uda1341_driver);
}
module_init(sa11xx_uda1341_init);
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-18 23:50:22 +0000