diff options
Diffstat (limited to 'sound/pci/emu10k1/voice.c')
| -rw-r--r-- | sound/pci/emu10k1/voice.c | 44 |
1 files changed, 30 insertions, 14 deletions
diff --git a/sound/pci/emu10k1/voice.c b/sound/pci/emu10k1/voice.c index d251d3440ee..f16fd5cfb7c 100644 --- a/sound/pci/emu10k1/voice.c +++ b/sound/pci/emu10k1/voice.c @@ -1,5 +1,5 @@ /* - * Copyright (c) by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) by Jaroslav Kysela <perex@perex.cz> * Creative Labs, Inc. * Lee Revell <rlrevell@joe-job.com> * Routines for control of EMU10K1 chips - voice manager @@ -28,8 +28,8 @@ * */ -#include <sound/driver.h> #include <linux/time.h> +#include <linux/export.h> #include <sound/core.h> #include <sound/emu10k1.h> @@ -45,15 +45,19 @@ * --rlrevell */ -static int voice_alloc(emu10k1_t *emu, emu10k1_voice_type_t type, int number, emu10k1_voice_t **rvoice) +static int voice_alloc(struct snd_emu10k1 *emu, int type, int number, + struct snd_emu10k1_voice **rvoice) { - emu10k1_voice_t *voice; + struct snd_emu10k1_voice *voice; int i, j, k, first_voice, last_voice, skip; *rvoice = NULL; first_voice = last_voice = 0; for (i = emu->next_free_voice, j = 0; j < NUM_G ; i += number, j += number) { - // printk("i %d j %d next free %d!\n", i, j, emu->next_free_voice); + /* + dev_dbg(emu->card->dev, "i %d j %d next free %d!\n", + i, j, emu->next_free_voice); + */ i %= NUM_G; /* stereo voices must be even/odd */ @@ -71,7 +75,7 @@ static int voice_alloc(emu10k1_t *emu, emu10k1_voice_type_t type, int number, em } } if (!skip) { - // printk("allocated voice %d\n", i); + /* dev_dbg(emu->card->dev, "allocated voice %d\n", i); */ first_voice = i; last_voice = (i + number) % NUM_G; emu->next_free_voice = last_voice; @@ -82,9 +86,12 @@ static int voice_alloc(emu10k1_t *emu, emu10k1_voice_type_t type, int number, em if (first_voice == last_voice) return -ENOMEM; - for (i=0; i < number; i++) { + for (i = 0; i < number; i++) { voice = &emu->voices[(first_voice + i) % NUM_G]; - // printk("voice alloc - %i, %i of %i\n", voice->number, idx-first_voice+1, number); + /* + dev_dbg(emu->card->dev, "voice alloc - %i, %i of %i\n", + voice->number, idx-first_voice+1, number); + */ voice->use = 1; switch (type) { case EMU10K1_PCM: @@ -105,13 +112,16 @@ static int voice_alloc(emu10k1_t *emu, emu10k1_voice_type_t type, int number, em return 0; } -int snd_emu10k1_voice_alloc(emu10k1_t *emu, emu10k1_voice_type_t type, int number, emu10k1_voice_t **rvoice) +int snd_emu10k1_voice_alloc(struct snd_emu10k1 *emu, int type, int number, + struct snd_emu10k1_voice **rvoice) { unsigned long flags; int result; - snd_assert(rvoice != NULL, return -EINVAL); - snd_assert(number, return -EINVAL); + if (snd_BUG_ON(!rvoice)) + return -EINVAL; + if (snd_BUG_ON(!number)) + return -EINVAL; spin_lock_irqsave(&emu->voice_lock, flags); for (;;) { @@ -123,7 +133,7 @@ int snd_emu10k1_voice_alloc(emu10k1_t *emu, emu10k1_voice_type_t type, int numbe if (emu->get_synth_voice) { result = emu->get_synth_voice(emu); if (result >= 0) { - emu10k1_voice_t *pvoice = &emu->voices[result]; + struct snd_emu10k1_voice *pvoice = &emu->voices[result]; pvoice->interrupt = NULL; pvoice->use = pvoice->pcm = pvoice->synth = pvoice->midi = pvoice->efx = 0; pvoice->epcm = NULL; @@ -137,11 +147,15 @@ int snd_emu10k1_voice_alloc(emu10k1_t *emu, emu10k1_voice_type_t type, int numbe return result; } -int snd_emu10k1_voice_free(emu10k1_t *emu, emu10k1_voice_t *pvoice) +EXPORT_SYMBOL(snd_emu10k1_voice_alloc); + +int snd_emu10k1_voice_free(struct snd_emu10k1 *emu, + struct snd_emu10k1_voice *pvoice) { unsigned long flags; - snd_assert(pvoice != NULL, return -EINVAL); + if (snd_BUG_ON(!pvoice)) + return -EINVAL; spin_lock_irqsave(&emu->voice_lock, flags); pvoice->interrupt = NULL; pvoice->use = pvoice->pcm = pvoice->synth = pvoice->midi = pvoice->efx = 0; @@ -150,3 +164,5 @@ int snd_emu10k1_voice_free(emu10k1_t *emu, emu10k1_voice_t *pvoice) spin_unlock_irqrestore(&emu->voice_lock, flags); return 0; } + +EXPORT_SYMBOL(snd_emu10k1_voice_free); |