diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-16 10:13:38 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-16 10:13:38 -0700 |
commit | fc8a327db6c46de783b1a4276d846841b9abc24c (patch) | |
tree | bee512c142cccea93511debd98ef954581693727 /sound/pci/cs5535audio/cs5535audio_pm.c | |
parent | 92d15c2ccbb3e31a3fc71ad28fdb55e1319383c0 (diff) | |
parent | 24837e6f249a2c83667552e6871c1543b4a6b934 (diff) |
Merge branch 'linus' of master.kernel.org:/pub/scm/linux/kernel/git/perex/alsa
* 'linus' of master.kernel.org:/pub/scm/linux/kernel/git/perex/alsa: (264 commits)
[ALSA] version 1.0.15
[ALSA] Fix thinko in cs4231 mce down check
[ALSA] sun-cs4231: improved waiting after MCE down
[ALSA] sun-cs4231: use cs4231-regs.h
[ALSA] This simplifies and fixes waiting loops of the mce_down()
[ALSA] This patch adds support for a wavetable chip on
[ALSA] This patch removes open_mutex from the ad1848-lib as
[ALSA] fix bootup crash in snd_gus_interrupt()
[ALSA] hda-codec - Fix SKU ID function for realtek codecs
[ALSA] Support ASUS P701 eeepc [0x1043 0x82a1] support
[ALSA] hda-codec - Add array terminator for dmic in STAC codec
[ALSA] hdsp - Fix zero division
[ALSA] usb-audio - Fix double comment
[ALSA] hda-codec - Fix STAC922x volume knob control
[ALSA] Changed Jaroslav Kysela's e-mail from perex@suse.cz to perex@perex.cz
[ALSA] hda-codec - Fix for Fujitsu Lifebook C1410
[ALSA] mpu-401: remove MPU401_INFO_UART_ONLY flag
[ALSA] mpu-401: do not require an ACK byte for the ENTER_UART command
[ALSA] via82xx - Add DXS quirk for Shuttle AK31v2
[ALSA] hda-codec - Fix input_mux numbers for vaio stac92xx
...
Diffstat (limited to 'sound/pci/cs5535audio/cs5535audio_pm.c')
-rw-r--r-- | sound/pci/cs5535audio/cs5535audio_pm.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/sound/pci/cs5535audio/cs5535audio_pm.c b/sound/pci/cs5535audio/cs5535audio_pm.c index 3e4d198a450..838708f6d45 100644 --- a/sound/pci/cs5535audio/cs5535audio_pm.c +++ b/sound/pci/cs5535audio/cs5535audio_pm.c @@ -64,18 +64,21 @@ int snd_cs5535audio_suspend(struct pci_dev *pci, pm_message_t state) int i; snd_power_change_state(card, SNDRV_CTL_POWER_D3hot); + snd_pcm_suspend_all(cs5535au->pcm); + snd_ac97_suspend(cs5535au->ac97); for (i = 0; i < NUM_CS5535AUDIO_DMAS; i++) { struct cs5535audio_dma *dma = &cs5535au->dmas[i]; - if (dma && dma->substream && !dma->suspended) + if (dma && dma->substream) dma->saved_prd = dma->ops->read_prd(cs5535au); } - snd_pcm_suspend_all(cs5535au->pcm); - snd_ac97_suspend(cs5535au->ac97); /* save important regs, then disable aclink in hw */ snd_cs5535audio_stop_hardware(cs5535au); + if (pci_save_state(pci)) { + printk(KERN_ERR "cs5535audio: pci_save_state failed!\n"); + return -EIO; + } pci_disable_device(pci); - pci_save_state(pci); pci_set_power_state(pci, pci_choose_state(pci, state)); return 0; } @@ -89,7 +92,12 @@ int snd_cs5535audio_resume(struct pci_dev *pci) int i; pci_set_power_state(pci, PCI_D0); - pci_restore_state(pci); + if (pci_restore_state(pci) < 0) { + printk(KERN_ERR "cs5535audio: pci_restore_state failed, " + "disabling device\n"); + snd_card_disconnect(card); + return -EIO; + } if (pci_enable_device(pci) < 0) { printk(KERN_ERR "cs5535audio: pci_enable_device failed, " "disabling device\n"); @@ -112,17 +120,17 @@ int snd_cs5535audio_resume(struct pci_dev *pci) if (!timeout) snd_printk(KERN_ERR "Failure getting AC Link ready\n"); - /* we depend on ac97 to perform the codec power up */ - snd_ac97_resume(cs5535au->ac97); /* set up rate regs, dma. actual initiation is done in trig */ for (i = 0; i < NUM_CS5535AUDIO_DMAS; i++) { struct cs5535audio_dma *dma = &cs5535au->dmas[i]; - if (dma && dma->substream && dma->suspended) { + if (dma && dma->substream) { dma->substream->ops->prepare(dma->substream); dma->ops->setup_prd(cs5535au, dma->saved_prd); } } - + + /* we depend on ac97 to perform the codec power up */ + snd_ac97_resume(cs5535au->ac97); snd_power_change_state(card, SNDRV_CTL_POWER_D0); return 0; |