diff options
| author | Jaya Kumar <jayakumar.alsa@gmail.com> | 2006-04-28 14:34:49 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@suse.cz> | 2006-06-22 21:32:49 +0200 |
| commit | 9ac25594e68a4b61516e7c1140d8c0f7ef449e20 (patch) | |
| tree | 628040fb065b882191a6ff5ed7aba42ef04b99d6 /sound/pci/cs5535audio/cs5535audio.h | |
| parent | 5e1b1518a53fc62d9f39a13819c849336c6d8dd4 (diff) | |
| download | linux-stable-9ac25594e68a4b61516e7c1140d8c0f7ef449e20.tar.gz linux-stable-9ac25594e68a4b61516e7c1140d8c0f7ef449e20.tar.bz2 linux-stable-9ac25594e68a4b61516e7c1140d8c0f7ef449e20.zip | |
[ALSA] PM support for cs5535audio
Appended is my patch adding PM support to the cs5535audio driver.
I also added the ac97 quirk but it's not yet confirmed which
boards need to be in the quirk list. The patch also includes some
Kconfig and misc cleanup.
Signed-off-by: Jaya Kumar <jayakumar.alsa@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/cs5535audio/cs5535audio.h')
| -rw-r--r-- | sound/pci/cs5535audio/cs5535audio.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sound/pci/cs5535audio/cs5535audio.h b/sound/pci/cs5535audio/cs5535audio.h index 5e55a1a1ed65..4fd1f31a6cf9 100644 --- a/sound/pci/cs5535audio/cs5535audio.h +++ b/sound/pci/cs5535audio/cs5535audio.h @@ -74,6 +74,8 @@ #define PRM_RDY_STS 0x00800000 #define ACC_CODEC_CNTL_WR_CMD (~0x80000000) #define ACC_CODEC_CNTL_RD_CMD 0x80000000 +#define ACC_CODEC_CNTL_LNK_SHUTDOWN 0x00040000 +#define ACC_CODEC_CNTL_LNK_WRM_RST 0x00020000 #define PRD_JMP 0x2000 #define PRD_EOP 0x4000 #define PRD_EOT 0x8000 @@ -88,6 +90,7 @@ struct cs5535audio_dma_ops { void (*disable_dma)(struct cs5535audio *cs5535au); void (*pause_dma)(struct cs5535audio *cs5535au); void (*setup_prd)(struct cs5535audio *cs5535au, u32 prd_addr); + u32 (*read_prd)(struct cs5535audio *cs5535au); u32 (*read_dma_pntr)(struct cs5535audio *cs5535au); }; @@ -103,11 +106,14 @@ struct cs5535audio_dma { struct snd_pcm_substream *substream; unsigned int buf_addr, buf_bytes; unsigned int period_bytes, periods; + int suspended; + u32 saved_prd; }; struct cs5535audio { struct snd_card *card; struct snd_ac97 *ac97; + struct snd_pcm *pcm; int irq; struct pci_dev *pci; unsigned long port; @@ -117,6 +123,8 @@ struct cs5535audio { struct cs5535audio_dma dmas[NUM_CS5535AUDIO_DMAS]; }; +int snd_cs5535audio_suspend(struct pci_dev *pci, pm_message_t state); +int snd_cs5535audio_resume(struct pci_dev *pci); int __devinit snd_cs5535audio_pcm(struct cs5535audio *cs5535audio); #endif /* __SOUND_CS5535AUDIO_H */ |