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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-11 08:27:49 +0000 |
| commit | ace9429bb58fd418f0c81d4c2835699bddf6bde6 (patch) | |
| tree | b2d64bc10158fdd5497876388cd68142ca374ed3 /include/sound/pxa2xx-lib.h | |
| parent | Initial commit. (diff) | |
| download | linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.tar.xz linux-ace9429bb58fd418f0c81d4c2835699bddf6bde6.zip | |
Adding upstream version 6.6.15.upstream/6.6.15
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/sound/pxa2xx-lib.h')
| -rw-r--r-- | include/sound/pxa2xx-lib.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/include/sound/pxa2xx-lib.h b/include/sound/pxa2xx-lib.h new file mode 100644 index 0000000000..0a6f8dabf8 --- /dev/null +++ b/include/sound/pxa2xx-lib.h @@ -0,0 +1,59 @@ +/* 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 |