From 50d40f187f9182ee8caa1b83f80a0e11e2226baa Mon Sep 17 00:00:00 2001 From: Aleksey Kunitskiy Date: Sat, 14 Nov 2009 15:18:54 +0200 Subject: [PATCH] ALSA: ice1724 - Patch for suspend/resume for ESI Juli@ Add proper suspend/resume code for Juli@ cards. Based on ice1724 suspend/resume work of Igor Chernyshev. Fixes bug https://bugtrack.alsa-project.org/alsa-bug/view.php?id=4413 Tested on linux-2.6.31.6 Signed-off-by: Aleksey Kunitskiy Signed-off-by: Takashi Iwai --- sound/pci/ice1712/juli.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/sound/pci/ice1712/juli.c b/sound/pci/ice1712/juli.c index fd948bfd9aef..f5020ad99a10 100644 --- a/sound/pci/ice1712/juli.c +++ b/sound/pci/ice1712/juli.c @@ -503,6 +503,31 @@ static int __devinit juli_add_controls(struct snd_ice1712 *ice) return 0; } +/* + * suspend/resume + * */ + +#ifdef CONFIG_PM +static int juli_resume(struct snd_ice1712 *ice) +{ + struct snd_akm4xxx *ak = ice->akm; + struct juli_spec *spec = ice->spec; + /* akm4358 un-reset, un-mute */ + snd_akm4xxx_reset(ak, 0); + /* reinit ak4114 */ + snd_ak4114_reinit(spec->ak4114); + return 0; +} + +static int juli_suspend(struct snd_ice1712 *ice) +{ + struct snd_akm4xxx *ak = ice->akm; + /* akm4358 reset and soft-mute */ + snd_akm4xxx_reset(ak, 1); + return 0; +} +#endif + /* * initialize the chip */ @@ -646,6 +671,13 @@ static int __devinit juli_init(struct snd_ice1712 *ice) ice->set_spdif_clock = juli_set_spdif_clock; ice->spdif.ops.open = juli_spdif_in_open; + +#ifdef CONFIG_PM + ice->pm_resume = juli_resume; + ice->pm_suspend = juli_suspend; + ice->pm_suspend_enabled = 1; +#endif + return 0; } -- 2.20.1