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author | Takashi Iwai <tiwai@suse.de> | 2005-11-17 16:09:25 +0100 |
---|---|---|
committer | Jaroslav Kysela <perex@suse.cz> | 2006-01-03 12:27:37 +0100 |
commit | fb0700b4debbf45fb0465b40188bdc5396947bda (patch) | |
tree | 6a314571cd81b9995de254932ab7fe37038fa7b5 | |
parent | cb28e45ba2aa42393596a364d4f947027db8a1b5 (diff) | |
download | kernel_samsung_tuna-fb0700b4debbf45fb0465b40188bdc5396947bda.zip kernel_samsung_tuna-fb0700b4debbf45fb0465b40188bdc5396947bda.tar.gz kernel_samsung_tuna-fb0700b4debbf45fb0465b40188bdc5396947bda.tar.bz2 |
[ALSA] trident - Fix PM support
Modules: Trident driver
Fix PM support on Trident driver.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
-rw-r--r-- | include/sound/trident.h | 2 | ||||
-rw-r--r-- | sound/pci/trident/trident.c | 6 | ||||
-rw-r--r-- | sound/pci/trident/trident_main.c | 41 |
3 files changed, 24 insertions, 25 deletions
diff --git a/include/sound/trident.h b/include/sound/trident.h index 2c54569..9752243 100644 --- a/include/sound/trident.h +++ b/include/sound/trident.h @@ -452,6 +452,8 @@ void snd_trident_free_voice(struct snd_trident * trident, struct snd_trident_voi void snd_trident_start_voice(struct snd_trident * trident, unsigned int voice); void snd_trident_stop_voice(struct snd_trident * trident, unsigned int voice); void snd_trident_write_voice_regs(struct snd_trident * trident, struct snd_trident_voice *voice); +int snd_trident_suspend(struct pci_dev *pci, pm_message_t state); +int snd_trident_resume(struct pci_dev *pci); /* TLB memory allocation */ struct snd_util_memblk *snd_trident_alloc_pages(struct snd_trident *trident, diff --git a/sound/pci/trident/trident.c b/sound/pci/trident/trident.c index 0999f1f..2b21df1 100644 --- a/sound/pci/trident/trident.c +++ b/sound/pci/trident/trident.c @@ -100,6 +100,7 @@ static int __devinit snd_trident_probe(struct pci_dev *pci, snd_card_free(card); return err; } + card->private_data = trident; switch (trident->device) { case TRIDENT_DEVICE_ID_DX: @@ -180,7 +181,10 @@ static struct pci_driver driver = { .id_table = snd_trident_ids, .probe = snd_trident_probe, .remove = __devexit_p(snd_trident_remove), - SND_PCI_PM_CALLBACKS +#ifdef CONFIG_PM + .suspend = snd_trident_suspend, + .resume = snd_trident_resume, +#endif }; static int __init alsa_card_trident_init(void) diff --git a/sound/pci/trident/trident_main.c b/sound/pci/trident/trident_main.c index 6277dcc..83b7d8a 100644 --- a/sound/pci/trident/trident_main.c +++ b/sound/pci/trident/trident_main.c @@ -52,10 +52,6 @@ static int snd_trident_pcm_mixer_free(struct snd_trident *trident, struct snd_pcm_substream *substream); static irqreturn_t snd_trident_interrupt(int irq, void *dev_id, struct pt_regs *regs); -#ifdef CONFIG_PM -static int snd_trident_suspend(struct snd_card *card, pm_message_t state); -static int snd_trident_resume(struct snd_card *card); -#endif static int snd_trident_sis_reset(struct snd_trident *trident); static void snd_trident_clear_voices(struct snd_trident * trident, @@ -3661,8 +3657,6 @@ int __devinit snd_trident_create(struct snd_card *card, snd_trident_enable_eso(trident); - - snd_card_set_pm_callback(card, snd_trident_suspend, snd_trident_resume, trident); snd_trident_proc_init(trident); snd_card_set_dev(card, &pci->dev); *rtrident = trident; @@ -3938,20 +3932,19 @@ static void snd_trident_clear_voices(struct snd_trident * trident, unsigned shor } #ifdef CONFIG_PM -static int snd_trident_suspend(struct snd_card *card, pm_message_t state) +int snd_trident_suspend(struct pci_dev *pci, pm_message_t state) { - struct snd_trident *trident = card->pm_private_data; + struct snd_card *card = pci_get_drvdata(pci); + struct snd_trident *trident = card->private_data; trident->in_suspend = 1; + snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); snd_pcm_suspend_all(trident->pcm); - if (trident->foldback) - snd_pcm_suspend_all(trident->foldback); - if (trident->spdif) - snd_pcm_suspend_all(trident->spdif); + snd_pcm_suspend_all(trident->foldback); + snd_pcm_suspend_all(trident->spdif); snd_ac97_suspend(trident->ac97); - if (trident->ac97_sec) - snd_ac97_suspend(trident->ac97_sec); + snd_ac97_suspend(trident->ac97_sec); switch (trident->device) { case TRIDENT_DEVICE_ID_DX: @@ -3960,19 +3953,19 @@ static int snd_trident_suspend(struct snd_card *card, pm_message_t state) case TRIDENT_DEVICE_ID_SI7018: break; } - pci_disable_device(trident->pci); + pci_disable_device(pci); + pci_save_state(pci); return 0; } -static int snd_trident_resume(struct snd_card *card) +int snd_trident_resume(struct pci_dev *pci) { - struct snd_trident *trident = card->pm_private_data; + struct snd_card *card = pci_get_drvdata(pci); + struct snd_trident *trident = card->private_data; - pci_enable_device(trident->pci); - if (pci_set_dma_mask(trident->pci, 0x3fffffff) < 0 || - pci_set_consistent_dma_mask(trident->pci, 0x3fffffff) < 0) - snd_printk(KERN_WARNING "trident: can't set the proper DMA mask\n"); - pci_set_master(trident->pci); /* to be sure */ + pci_restore_state(pci); + pci_enable_device(pci); + pci_set_master(pci); /* to be sure */ switch (trident->device) { case TRIDENT_DEVICE_ID_DX: @@ -3987,14 +3980,14 @@ static int snd_trident_resume(struct snd_card *card) } snd_ac97_resume(trident->ac97); - if (trident->ac97_sec) - snd_ac97_resume(trident->ac97_sec); + snd_ac97_resume(trident->ac97_sec); /* restore some registers */ outl(trident->musicvol_wavevol, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL)); snd_trident_enable_eso(trident); + snd_power_change_state(card, SNDRV_CTL_POWER_D0); trident->in_suspend = 0; return 0; } |