[linux.git] / sound / ppc / snd_ps3.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Audio support for PS3
 * Copyright (C) 2007 Sony Computer Entertainment Inc.
 * All rights reserved.
 * Copyright 2006, 2007 Sony Corporation
 */

#if !defined(_SND_PS3_H_)
#define _SND_PS3_H_

#include <linux/irqreturn.h>

#define SND_PS3_DRIVER_NAME "snd_ps3"

enum snd_ps3_out_channel {
	SND_PS3_OUT_SPDIF_0,
	SND_PS3_OUT_SPDIF_1,
	SND_PS3_OUT_SERIAL_0,
	SND_PS3_OUT_DEVS
};

enum snd_ps3_dma_filltype {
	SND_PS3_DMA_FILLTYPE_FIRSTFILL,
	SND_PS3_DMA_FILLTYPE_RUNNING,
	SND_PS3_DMA_FILLTYPE_SILENT_FIRSTFILL,
	SND_PS3_DMA_FILLTYPE_SILENT_RUNNING
};

enum snd_ps3_ch {
	SND_PS3_CH_L = 0,
	SND_PS3_CH_R = 1,
	SND_PS3_CH_MAX = 2
};

struct snd_ps3_avsetting_info {
	uint32_t avs_audio_ch;     /* fixed */
	uint32_t avs_audio_rate;
	uint32_t avs_audio_width;
	uint32_t avs_audio_format; /* fixed */
	uint32_t avs_audio_source; /* fixed */
	unsigned char avs_cs_info[8];
};
/*
 * PS3 audio 'card' instance
 * there should be only ONE hardware.
 */
struct snd_ps3_card_info {
	struct ps3_system_bus_device *ps3_dev;
	struct snd_card *card;

	struct snd_pcm *pcm;
	struct snd_pcm_substream *substream;

	/* hvc info */
	u64 audio_lpar_addr;
	u64 audio_lpar_size;

	/* registers */
	void __iomem *mapped_mmio_vaddr;

	/* irq */
	u64 audio_irq_outlet;
	unsigned int irq_no;

	/* remember avsetting */
	struct snd_ps3_avsetting_info avs;

	/* dma buffer management */
	spinlock_t dma_lock;
		/* dma_lock start */
		void * dma_start_vaddr[2]; /* 0 for L, 1 for R */
		dma_addr_t dma_start_bus_addr[2];
		size_t dma_buffer_size;
		void * dma_last_transfer_vaddr[2];
		void * dma_next_transfer_vaddr[2];
		int    silent;
		/* dma_lock end */

	int running;

	/* null buffer */
	void *null_buffer_start_vaddr;
	dma_addr_t null_buffer_start_dma_addr;

	/* start delay */
	unsigned int start_delay;

};


/* PS3 audio DMAC block size in bytes */
#define PS3_AUDIO_DMAC_BLOCK_SIZE (128)
/* one stage (stereo)  of audio FIFO in bytes */
#define PS3_AUDIO_FIFO_STAGE_SIZE (256)
/* how many stages the fifo have */
#define PS3_AUDIO_FIFO_STAGE_COUNT (8)
/* fifo size 128 bytes * 8 stages * stereo (2ch) */
#define PS3_AUDIO_FIFO_SIZE \
	(PS3_AUDIO_FIFO_STAGE_SIZE * PS3_AUDIO_FIFO_STAGE_COUNT)

/* PS3 audio DMAC max block count in one dma shot = 128 (0x80) blocks*/
#define PS3_AUDIO_DMAC_MAX_BLOCKS  (PS3_AUDIO_DMASIZE_BLOCKS_MASK + 1)

#define PS3_AUDIO_NORMAL_DMA_START_CH (0)
#define PS3_AUDIO_NORMAL_DMA_COUNT    (8)
#define PS3_AUDIO_NULL_DMA_START_CH \
	(PS3_AUDIO_NORMAL_DMA_START_CH + PS3_AUDIO_NORMAL_DMA_COUNT)
#define PS3_AUDIO_NULL_DMA_COUNT      (2)

#define SND_PS3_MAX_VOL (0x0F)
#define SND_PS3_MIN_VOL (0x00)
#define SND_PS3_MIN_ATT SND_PS3_MIN_VOL
#define SND_PS3_MAX_ATT SND_PS3_MAX_VOL

#define SND_PS3_PCM_PREALLOC_SIZE \
	(PS3_AUDIO_DMAC_BLOCK_SIZE * PS3_AUDIO_DMAC_MAX_BLOCKS * 4)

#define SND_PS3_DMA_REGION_SIZE \
	(SND_PS3_PCM_PREALLOC_SIZE + PAGE_SIZE)

#define PS3_AUDIO_IOID       (1UL)

#endif /* _SND_PS3_H_ */
Commit	Line	Data
e26441b6	1	/* SPDX-License-Identifier: GPL-2.0-only */
c454fd4e MM	2	/*
	3	* Audio support for PS3
	4	* Copyright (C) 2007 Sony Computer Entertainment Inc.
	5	* All rights reserved.
	6	* Copyright 2006, 2007 Sony Corporation
c454fd4e MM	7	*/
	8
	9	#if !defined(_SND_PS3_H_)
	10	#define _SND_PS3_H_
	11
	12	#include <linux/irqreturn.h>
	13
	14	#define SND_PS3_DRIVER_NAME "snd_ps3"
	15
	16	enum snd_ps3_out_channel {
	17	SND_PS3_OUT_SPDIF_0,
	18	SND_PS3_OUT_SPDIF_1,
	19	SND_PS3_OUT_SERIAL_0,
	20	SND_PS3_OUT_DEVS
	21	};
	22
	23	enum snd_ps3_dma_filltype {
	24	SND_PS3_DMA_FILLTYPE_FIRSTFILL,
	25	SND_PS3_DMA_FILLTYPE_RUNNING,
	26	SND_PS3_DMA_FILLTYPE_SILENT_FIRSTFILL,
	27	SND_PS3_DMA_FILLTYPE_SILENT_RUNNING
	28	};
	29
	30	enum snd_ps3_ch {
	31	SND_PS3_CH_L = 0,
	32	SND_PS3_CH_R = 1,
	33	SND_PS3_CH_MAX = 2
	34	};
	35
	36	struct snd_ps3_avsetting_info {
	37	uint32_t avs_audio_ch; /* fixed */
	38	uint32_t avs_audio_rate;
	39	uint32_t avs_audio_width;
	40	uint32_t avs_audio_format; /* fixed */
	41	uint32_t avs_audio_source; /* fixed */
1ee2a322	42	unsigned char avs_cs_info[8];
c454fd4e MM	43	};
	44	/*
	45	* PS3 audio 'card' instance
	46	* there should be only ONE hardware.
	47	*/
	48	struct snd_ps3_card_info {
	49	struct ps3_system_bus_device *ps3_dev;
	50	struct snd_card *card;
	51
	52	struct snd_pcm *pcm;
	53	struct snd_pcm_substream *substream;
	54
	55	/* hvc info */
	56	u64 audio_lpar_addr;
	57	u64 audio_lpar_size;
	58
	59	/* registers */
	60	void __iomem *mapped_mmio_vaddr;
	61
	62	/* irq */
	63	u64 audio_irq_outlet;
	64	unsigned int irq_no;
	65
	66	/* remember avsetting */
	67	struct snd_ps3_avsetting_info avs;
	68
	69	/* dma buffer management */
	70	spinlock_t dma_lock;
	71	/* dma_lock start */
	72	void * dma_start_vaddr[2]; /* 0 for L, 1 for R */
	73	dma_addr_t dma_start_bus_addr[2];
	74	size_t dma_buffer_size;
	75	void * dma_last_transfer_vaddr[2];
	76	void * dma_next_transfer_vaddr[2];
	77	int silent;
	78	/* dma_lock end */
	79
	80	int running;
	81
	82	/* null buffer */
	83	void *null_buffer_start_vaddr;
	84	dma_addr_t null_buffer_start_dma_addr;
	85
	86	/* start delay */
	87	unsigned int start_delay;
	88
	89	};
	90
	91
	92	/* PS3 audio DMAC block size in bytes */
	93	#define PS3_AUDIO_DMAC_BLOCK_SIZE (128)
	94	/* one stage (stereo) of audio FIFO in bytes */
	95	#define PS3_AUDIO_FIFO_STAGE_SIZE (256)
	96	/* how many stages the fifo have */
	97	#define PS3_AUDIO_FIFO_STAGE_COUNT (8)
	98	/* fifo size 128 bytes * 8 stages * stereo (2ch) */
	99	#define PS3_AUDIO_FIFO_SIZE \
	100	(PS3_AUDIO_FIFO_STAGE_SIZE * PS3_AUDIO_FIFO_STAGE_COUNT)
	101
	102	/* PS3 audio DMAC max block count in one dma shot = 128 (0x80) blocks*/
	103	#define PS3_AUDIO_DMAC_MAX_BLOCKS (PS3_AUDIO_DMASIZE_BLOCKS_MASK + 1)
	104
	105	#define PS3_AUDIO_NORMAL_DMA_START_CH (0)
	106	#define PS3_AUDIO_NORMAL_DMA_COUNT (8)
107	#define PS3_AUDIO_NULL_DMA_START_CH \
108	(PS3_AUDIO_NORMAL_DMA_START_CH + PS3_AUDIO_NORMAL_DMA_COUNT)
109	#define PS3_AUDIO_NULL_DMA_COUNT (2)
110
111	#define SND_PS3_MAX_VOL (0x0F)
112	#define SND_PS3_MIN_VOL (0x00)
113	#define SND_PS3_MIN_ATT SND_PS3_MIN_VOL
114	#define SND_PS3_MAX_ATT SND_PS3_MAX_VOL
115
116	#define SND_PS3_PCM_PREALLOC_SIZE \
117	(PS3_AUDIO_DMAC_BLOCK_SIZE * PS3_AUDIO_DMAC_MAX_BLOCKS * 4)
118
119	#define SND_PS3_DMA_REGION_SIZE \
120	(SND_PS3_PCM_PREALLOC_SIZE + PAGE_SIZE)
121
122	#define PS3_AUDIO_IOID (1UL)
123
124	#endif /* _SND_PS3_H_ */