8  * Au1xxx-PSC AC97 glue.
54 /* this could theoretically work, but ac97->bus->card->private_data can be NULL
70 /* AC97 controller reads codec register */
71 static unsigned short au1xpsc_ac97_read(struct snd_ac97 *ac97,  in au1xpsc_ac97_read()  argument
74 	struct au1xpsc_audio_data *pscdata = ac97_to_pscdata(ac97);  in au1xpsc_ac97_read()
111 /* AC97 controller writes to codec register */
112 static void au1xpsc_ac97_write(struct snd_ac97 *ac97, unsigned short reg,  in au1xpsc_ac97_write()  argument
115 	struct au1xpsc_audio_data *pscdata = ac97_to_pscdata(ac97);  in au1xpsc_ac97_write()
143 /* AC97 controller asserts a warm reset */
144 static void au1xpsc_ac97_warm_reset(struct snd_ac97 *ac97)  in au1xpsc_ac97_warm_reset()  argument
146 	struct au1xpsc_audio_data *pscdata = ac97_to_pscdata(ac97);  in au1xpsc_ac97_warm_reset()
155 static void au1xpsc_ac97_cold_reset(struct snd_ac97 *ac97)  in au1xpsc_ac97_cold_reset()  argument
157 	struct au1xpsc_audio_data *pscdata = ac97_to_pscdata(ac97);  in au1xpsc_ac97_cold_reset()
183 		printk(KERN_ERR "au1xpsc-ac97: PSC not ready!\n");  in au1xpsc_ac97_cold_reset()
187 	/* enable the ac97 function */  in au1xpsc_ac97_cold_reset()
191 	/* wait for AC97 core to become ready */  in au1xpsc_ac97_cold_reset()
196 		printk(KERN_ERR "au1xpsc-ac97: AC97 ctrl not ready\n");  in au1xpsc_ac97_cold_reset()
199 /* AC97 controller operations */
247 		/* ac97 engine is about to be disabled */  in au1xpsc_ac97_hw_params()
250 		/* disable AC97 device controller first... */  in au1xpsc_ac97_hw_params()
260 			printk(KERN_ERR "PSC-AC97: can't disable!\n");  in au1xpsc_ac97_hw_params()
266 		/* ...enable the AC97 controller again... */  in au1xpsc_ac97_hw_params()
276 			printk(KERN_ERR "PSC-AC97: can't enable!\n");  in au1xpsc_ac97_hw_params()
359 	.name			= "au1xpsc-ac97",
391 	/* configuration: max dma trigger threshold, enable ac97 */  in au1xpsc_ac97_drvprobe()
404 	/* name the DAI like this device instance ("au1xpsc-ac97.PSCINDEX") */  in au1xpsc_ac97_drvprobe()
463 	/* after this point the ac97 core will cold-reset the codec.  in au1xpsc_ac97_drvresume()
495 MODULE_DESCRIPTION("Au12x0/Au1550 PSC AC97 ALSA ASoC audio driver");