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authorTakashi Iwai <tiwai@suse.de>2005-11-17 10:25:22 +0100
committerJaroslav Kysela <perex@suse.cz>2006-01-03 12:16:41 +0100
commit0948e3c8bb187b3dea38be1e1ffd1797866014f1 (patch)
tree2ba279101be08d4f8b7e1e1261e79bfb4e520743 /sound/arm/sa11xx-uda1341.c
parentc8714ba160a498e249dbd32c637b85a1efa1013b (diff)
downloadlinux-0948e3c8bb187b3dea38be1e1ffd1797866014f1.tar.bz2
[ALSA] Clean up sa11xx-uda1341 driver
Modules: SA11xx UDA1341 driver,L3 drivers,UDA1341 Clean up sa11xx-uda1341 driver: - Fix buggy destructor - Remove the global variable - Move array definitions from uda1341.h - Make functions in uda1341.c static Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/arm/sa11xx-uda1341.c')
-rw-r--r--sound/arm/sa11xx-uda1341.c38
1 files changed, 18 insertions, 20 deletions
diff --git a/sound/arm/sa11xx-uda1341.c b/sound/arm/sa11xx-uda1341.c
index 6ee912259cc5..97dffcc3f75f 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 1.24 2005/11/17 10:25:22 tiwai Exp $ */
/***************************************************************************************************
*
@@ -141,8 +141,6 @@ typedef struct snd_card_sa11xx_uda1341 {
audio_stream_t s[2]; /* playback & capture */
} sa11xx_uda1341_t;
-static struct snd_card_sa11xx_uda1341 *sa11xx_uda1341 = NULL;
-
static unsigned int rates[] = {
8000, 10666, 10985, 14647,
16000, 21970, 22050, 24000,
@@ -411,8 +409,8 @@ static int audio_dma_request(audio_stream_t *s, void (*callback)(void *))
static void audio_dma_free(audio_stream_t *s)
{
- sa1100_free_dma((s)->dma_regs);
- (s)->dma_regs = 0;
+ sa1100_free_dma(s->dma_regs);
+ s->dma_regs = 0;
}
#endif
@@ -835,8 +833,8 @@ 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);
@@ -900,15 +898,15 @@ void snd_sa11xx_uda1341_free(snd_card_t *card)
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 snd_card_t *sa11xx_uda1341_card;
+
static int __init sa11xx_uda1341_init(void)
{
int err;
snd_card_t *card;
+ sa11xx_uda1341_t *chip;
if (!machine_is_h3xxx())
return -ENODEV;
@@ -921,26 +919,25 @@ static int __init sa11xx_uda1341_init(void)
sa11xx_uda1341 = kzalloc(sizeof(*sa11xx_uda1341), GFP_KERNEL);
if (sa11xx_uda1341 == NULL)
return -ENOMEM;
+ card->private_free = snd_sa11xx_uda1341_free;
+ 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;
+ 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(chip->card, &sa11xx_uda1341->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);
+ snd_sa11xx_uda1341_suspend, snd_sa11_uda1341_resume,
+ chip);
strcpy(card->driver, "UDA1341");
strcpy(card->shortname, "H3600 UDA1341TS");
@@ -951,6 +948,7 @@ static int __init sa11xx_uda1341_init(void)
if ((err = snd_card_register(card)) == 0) {
printk( KERN_INFO "iPAQ audio support initialized\n" );
+ sa11xx_uda1341_card = card;
return 0;
}
@@ -961,7 +959,7 @@ static int __init sa11xx_uda1341_init(void)
static void __exit sa11xx_uda1341_exit(void)
{
- snd_card_free(sa11xx_uda1341->card);
+ snd_card_free(sa11xx_uda1341_card);
}
module_init(sa11xx_uda1341_init);