forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
124 lines
2.9 KiB
124 lines
2.9 KiB
/* 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_ */
|
|
|