diff options
author | Len Brown <len.brown@intel.com> | 2006-01-07 03:50:18 -0500 |
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committer | Len Brown <len.brown@intel.com> | 2006-01-07 03:50:18 -0500 |
commit | ed03f430cdc8c802652467e9097606fedc2c7abc (patch) | |
tree | 30941ec1e6f93e99358fefe18175e5dd800a4379 /sound/arm/sa11xx-uda1341.c | |
parent | ed349a8a0a780ed27e2a765f16cee54d9b63bfee (diff) | |
parent | 6f957eaf79356a32e838f5f262ee9a60544b1d5b (diff) | |
download | op-kernel-dev-ed03f430cdc8c802652467e9097606fedc2c7abc.zip op-kernel-dev-ed03f430cdc8c802652467e9097606fedc2c7abc.tar.gz |
Pull pnpacpi into acpica branch
Diffstat (limited to 'sound/arm/sa11xx-uda1341.c')
-rw-r--r-- | sound/arm/sa11xx-uda1341.c | 209 |
1 files changed, 121 insertions, 88 deletions
diff --git a/sound/arm/sa11xx-uda1341.c b/sound/arm/sa11xx-uda1341.c index 6ee9122..13057d9 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); |