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authorTakashi Iwai <tiwai@suse.de>2005-11-17 16:06:05 +0100
committerJaroslav Kysela <perex@suse.cz>2006-01-03 12:27:22 +0100
commit0ed1cad172176a4595f82e8cd9055938ad54bd4b (patch)
treeb00296e5a061c90debfc4fa8c5303f75042456bc /sound/drivers/vx
parent597c3c96691c861e837f9024084b4943fa5fc0fd (diff)
[ALSA] vx-driver - Fix PM support
Fix PM support on VX drivers (vxpocket and vx222). Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/drivers/vx')
-rw-r--r--sound/drivers/vx/vx_core.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/sound/drivers/vx/vx_core.c b/sound/drivers/vx/vx_core.c
index 5abf4235177..43f615d7a54 100644
--- a/sound/drivers/vx/vx_core.c
+++ b/sound/drivers/vx/vx_core.c
@@ -709,13 +709,11 @@ int snd_vx_dsp_load(struct vx_core *chip, const struct firmware *dsp)
/*
* suspend
*/
-static int snd_vx_suspend(struct snd_card *card, pm_message_t state)
+int snd_vx_suspend(struct vx_core *chip, pm_message_t state)
{
- struct vx_core *chip = card->pm_private_data;
unsigned int i;
- snd_assert(chip, return -EINVAL);
-
+ snd_power_change_state(chip->card, SNDRV_CTL_POWER_D3hot);
chip->chip_status |= VX_STAT_IN_SUSPEND;
for (i = 0; i < chip->hw->num_codecs; i++)
snd_pcm_suspend_all(chip->pcm[i]);
@@ -726,13 +724,10 @@ static int snd_vx_suspend(struct snd_card *card, pm_message_t state)
/*
* resume
*/
-static int snd_vx_resume(struct snd_card *card)
+int snd_vx_resume(struct vx_core *chip)
{
- struct vx_core *chip = card->pm_private_data;
int i, err;
- snd_assert(chip, return -EINVAL);
-
chip->chip_status &= ~VX_STAT_CHIP_INIT;
for (i = 0; i < 4; i++) {
@@ -748,6 +743,7 @@ static int snd_vx_resume(struct snd_card *card)
chip->chip_status |= VX_STAT_CHIP_INIT;
chip->chip_status &= ~VX_STAT_IN_SUSPEND;
+ snd_power_change_state(chip->card, SNDRV_CTL_POWER_D0);
return 0;
}
@@ -789,8 +785,6 @@ struct vx_core *snd_vx_create(struct snd_card *card, struct snd_vx_hardware *hw,
strcpy(card->driver, hw->name);
sprintf(card->shortname, "Digigram %s", hw->name);
- snd_card_set_pm_callback(card, snd_vx_suspend, snd_vx_resume, chip);
-
vx_proc_init(chip);
return chip;
@@ -822,3 +816,7 @@ EXPORT_SYMBOL(snd_vx_irq_handler);
EXPORT_SYMBOL(snd_vx_dsp_boot);
EXPORT_SYMBOL(snd_vx_dsp_load);
EXPORT_SYMBOL(snd_vx_load_boot_image);
+#ifdef CONFIG_PM
+EXPORT_SYMBOL(snd_vx_suspend);
+EXPORT_SYMBOL(snd_vx_resume);
+#endif