1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859 |
- /* SPDX-License-Identifier: GPL-2.0 */
- #ifndef PXA2XX_LIB_H
- #define PXA2XX_LIB_H
- #include <uapi/sound/asound.h>
- #include <linux/platform_device.h>
- /* PCM */
- struct snd_pcm_substream;
- struct snd_pcm_hw_params;
- struct snd_soc_pcm_runtime;
- struct snd_pcm;
- struct snd_soc_component;
- extern int pxa2xx_pcm_hw_params(struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params);
- extern int pxa2xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd);
- extern snd_pcm_uframes_t pxa2xx_pcm_pointer(struct snd_pcm_substream *substream);
- extern int pxa2xx_pcm_prepare(struct snd_pcm_substream *substream);
- extern int pxa2xx_pcm_open(struct snd_pcm_substream *substream);
- extern int pxa2xx_pcm_close(struct snd_pcm_substream *substream);
- extern int pxa2xx_pcm_preallocate_dma_buffer(struct snd_pcm *pcm);
- extern int pxa2xx_soc_pcm_new(struct snd_soc_component *component,
- struct snd_soc_pcm_runtime *rtd);
- extern int pxa2xx_soc_pcm_open(struct snd_soc_component *component,
- struct snd_pcm_substream *substream);
- extern int pxa2xx_soc_pcm_close(struct snd_soc_component *component,
- struct snd_pcm_substream *substream);
- extern int pxa2xx_soc_pcm_hw_params(struct snd_soc_component *component,
- struct snd_pcm_substream *substream,
- struct snd_pcm_hw_params *params);
- extern int pxa2xx_soc_pcm_prepare(struct snd_soc_component *component,
- struct snd_pcm_substream *substream);
- extern int pxa2xx_soc_pcm_trigger(struct snd_soc_component *component,
- struct snd_pcm_substream *substream, int cmd);
- extern snd_pcm_uframes_t
- pxa2xx_soc_pcm_pointer(struct snd_soc_component *component,
- struct snd_pcm_substream *substream);
- /* AC97 */
- extern int pxa2xx_ac97_read(int slot, unsigned short reg);
- extern int pxa2xx_ac97_write(int slot, unsigned short reg, unsigned short val);
- extern bool pxa2xx_ac97_try_warm_reset(void);
- extern bool pxa2xx_ac97_try_cold_reset(void);
- extern void pxa2xx_ac97_finish_reset(void);
- extern int pxa2xx_ac97_hw_suspend(void);
- extern int pxa2xx_ac97_hw_resume(void);
- extern int pxa2xx_ac97_hw_probe(struct platform_device *dev);
- extern void pxa2xx_ac97_hw_remove(struct platform_device *dev);
- /* modem registers, used by touchscreen driver */
- u32 pxa2xx_ac97_read_modr(void);
- u32 pxa2xx_ac97_read_misr(void);
- #endif
|