1 /* SPDX-License-Identifier: GPL-2.0-only */ <<
2 /* 1 /*
3 * Audio support for PS3 2 * Audio support for PS3
4 * Copyright (C) 2007 Sony Computer Entertainm 3 * Copyright (C) 2007 Sony Computer Entertainment Inc.
5 * All rights reserved. 4 * All rights reserved.
6 * Copyright 2006, 2007 Sony Corporation 5 * Copyright 2006, 2007 Sony Corporation
>> 6 *
>> 7 * This program is free software; you can redistribute it and/or modify
>> 8 * it under the terms of the GNU General Public License
>> 9 * as published by the Free Software Foundation; version 2 of the Licence.
>> 10 *
>> 11 * This program is distributed in the hope that it will be useful,
>> 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
>> 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
>> 14 * GNU General Public License for more details.
>> 15 *
>> 16 * You should have received a copy of the GNU General Public License
>> 17 * along with this program; if not, write to the Free Software
>> 18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
7 */ 19 */
8 20
9 #if !defined(_SND_PS3_H_) 21 #if !defined(_SND_PS3_H_)
10 #define _SND_PS3_H_ 22 #define _SND_PS3_H_
11 23
12 #include <linux/irqreturn.h> 24 #include <linux/irqreturn.h>
13 25
14 #define SND_PS3_DRIVER_NAME "snd_ps3" 26 #define SND_PS3_DRIVER_NAME "snd_ps3"
15 27
16 enum snd_ps3_out_channel { 28 enum snd_ps3_out_channel {
17 SND_PS3_OUT_SPDIF_0, 29 SND_PS3_OUT_SPDIF_0,
18 SND_PS3_OUT_SPDIF_1, 30 SND_PS3_OUT_SPDIF_1,
19 SND_PS3_OUT_SERIAL_0, 31 SND_PS3_OUT_SERIAL_0,
20 SND_PS3_OUT_DEVS 32 SND_PS3_OUT_DEVS
21 }; 33 };
22 34
23 enum snd_ps3_dma_filltype { 35 enum snd_ps3_dma_filltype {
24 SND_PS3_DMA_FILLTYPE_FIRSTFILL, 36 SND_PS3_DMA_FILLTYPE_FIRSTFILL,
25 SND_PS3_DMA_FILLTYPE_RUNNING, 37 SND_PS3_DMA_FILLTYPE_RUNNING,
26 SND_PS3_DMA_FILLTYPE_SILENT_FIRSTFILL, 38 SND_PS3_DMA_FILLTYPE_SILENT_FIRSTFILL,
27 SND_PS3_DMA_FILLTYPE_SILENT_RUNNING 39 SND_PS3_DMA_FILLTYPE_SILENT_RUNNING
28 }; 40 };
29 41
30 enum snd_ps3_ch { 42 enum snd_ps3_ch {
31 SND_PS3_CH_L = 0, 43 SND_PS3_CH_L = 0,
32 SND_PS3_CH_R = 1, 44 SND_PS3_CH_R = 1,
33 SND_PS3_CH_MAX = 2 45 SND_PS3_CH_MAX = 2
34 }; 46 };
35 47
36 struct snd_ps3_avsetting_info { 48 struct snd_ps3_avsetting_info {
37 uint32_t avs_audio_ch; /* fixed */ 49 uint32_t avs_audio_ch; /* fixed */
38 uint32_t avs_audio_rate; 50 uint32_t avs_audio_rate;
39 uint32_t avs_audio_width; 51 uint32_t avs_audio_width;
40 uint32_t avs_audio_format; /* fixed */ 52 uint32_t avs_audio_format; /* fixed */
41 uint32_t avs_audio_source; /* fixed */ 53 uint32_t avs_audio_source; /* fixed */
42 unsigned char avs_cs_info[8]; 54 unsigned char avs_cs_info[8];
43 }; 55 };
44 /* 56 /*
45 * PS3 audio 'card' instance 57 * PS3 audio 'card' instance
46 * there should be only ONE hardware. 58 * there should be only ONE hardware.
47 */ 59 */
48 struct snd_ps3_card_info { 60 struct snd_ps3_card_info {
49 struct ps3_system_bus_device *ps3_dev; 61 struct ps3_system_bus_device *ps3_dev;
50 struct snd_card *card; 62 struct snd_card *card;
51 63
52 struct snd_pcm *pcm; 64 struct snd_pcm *pcm;
53 struct snd_pcm_substream *substream; 65 struct snd_pcm_substream *substream;
54 66
55 /* hvc info */ 67 /* hvc info */
56 u64 audio_lpar_addr; 68 u64 audio_lpar_addr;
57 u64 audio_lpar_size; 69 u64 audio_lpar_size;
58 70
59 /* registers */ 71 /* registers */
60 void __iomem *mapped_mmio_vaddr; 72 void __iomem *mapped_mmio_vaddr;
61 73
62 /* irq */ 74 /* irq */
63 u64 audio_irq_outlet; 75 u64 audio_irq_outlet;
64 unsigned int irq_no; 76 unsigned int irq_no;
65 77
66 /* remember avsetting */ 78 /* remember avsetting */
67 struct snd_ps3_avsetting_info avs; 79 struct snd_ps3_avsetting_info avs;
68 80
69 /* dma buffer management */ 81 /* dma buffer management */
70 spinlock_t dma_lock; 82 spinlock_t dma_lock;
71 /* dma_lock start */ 83 /* dma_lock start */
72 void * dma_start_vaddr[2]; /* 84 void * dma_start_vaddr[2]; /* 0 for L, 1 for R */
73 dma_addr_t dma_start_bus_addr[ 85 dma_addr_t dma_start_bus_addr[2];
74 size_t dma_buffer_size; 86 size_t dma_buffer_size;
75 void * dma_last_transfer_vaddr 87 void * dma_last_transfer_vaddr[2];
76 void * dma_next_transfer_vaddr 88 void * dma_next_transfer_vaddr[2];
77 int silent; 89 int silent;
78 /* dma_lock end */ 90 /* dma_lock end */
79 91
80 int running; 92 int running;
81 93
82 /* null buffer */ 94 /* null buffer */
83 void *null_buffer_start_vaddr; 95 void *null_buffer_start_vaddr;
84 dma_addr_t null_buffer_start_dma_addr; 96 dma_addr_t null_buffer_start_dma_addr;
85 97
86 /* start delay */ 98 /* start delay */
87 unsigned int start_delay; 99 unsigned int start_delay;
88 100
89 }; 101 };
90 102
91 103
92 /* PS3 audio DMAC block size in bytes */ 104 /* PS3 audio DMAC block size in bytes */
93 #define PS3_AUDIO_DMAC_BLOCK_SIZE (128) 105 #define PS3_AUDIO_DMAC_BLOCK_SIZE (128)
94 /* one stage (stereo) of audio FIFO in bytes 106 /* one stage (stereo) of audio FIFO in bytes */
95 #define PS3_AUDIO_FIFO_STAGE_SIZE (256) 107 #define PS3_AUDIO_FIFO_STAGE_SIZE (256)
96 /* how many stages the fifo have */ 108 /* how many stages the fifo have */
97 #define PS3_AUDIO_FIFO_STAGE_COUNT (8) 109 #define PS3_AUDIO_FIFO_STAGE_COUNT (8)
98 /* fifo size 128 bytes * 8 stages * stereo (2c 110 /* fifo size 128 bytes * 8 stages * stereo (2ch) */
99 #define PS3_AUDIO_FIFO_SIZE \ 111 #define PS3_AUDIO_FIFO_SIZE \
100 (PS3_AUDIO_FIFO_STAGE_SIZE * PS3_AUDIO 112 (PS3_AUDIO_FIFO_STAGE_SIZE * PS3_AUDIO_FIFO_STAGE_COUNT)
101 113
102 /* PS3 audio DMAC max block count in one dma s 114 /* PS3 audio DMAC max block count in one dma shot = 128 (0x80) blocks*/
103 #define PS3_AUDIO_DMAC_MAX_BLOCKS (PS3_AUDIO_ 115 #define PS3_AUDIO_DMAC_MAX_BLOCKS (PS3_AUDIO_DMASIZE_BLOCKS_MASK + 1)
104 116
105 #define PS3_AUDIO_NORMAL_DMA_START_CH (0) 117 #define PS3_AUDIO_NORMAL_DMA_START_CH (0)
106 #define PS3_AUDIO_NORMAL_DMA_COUNT (8) 118 #define PS3_AUDIO_NORMAL_DMA_COUNT (8)
107 #define PS3_AUDIO_NULL_DMA_START_CH \ 119 #define PS3_AUDIO_NULL_DMA_START_CH \
108 (PS3_AUDIO_NORMAL_DMA_START_CH + PS3_A 120 (PS3_AUDIO_NORMAL_DMA_START_CH + PS3_AUDIO_NORMAL_DMA_COUNT)
109 #define PS3_AUDIO_NULL_DMA_COUNT (2) 121 #define PS3_AUDIO_NULL_DMA_COUNT (2)
110 122
111 #define SND_PS3_MAX_VOL (0x0F) 123 #define SND_PS3_MAX_VOL (0x0F)
112 #define SND_PS3_MIN_VOL (0x00) 124 #define SND_PS3_MIN_VOL (0x00)
113 #define SND_PS3_MIN_ATT SND_PS3_MIN_VOL 125 #define SND_PS3_MIN_ATT SND_PS3_MIN_VOL
114 #define SND_PS3_MAX_ATT SND_PS3_MAX_VOL 126 #define SND_PS3_MAX_ATT SND_PS3_MAX_VOL
115 127
116 #define SND_PS3_PCM_PREALLOC_SIZE \ 128 #define SND_PS3_PCM_PREALLOC_SIZE \
117 (PS3_AUDIO_DMAC_BLOCK_SIZE * PS3_AUDIO 129 (PS3_AUDIO_DMAC_BLOCK_SIZE * PS3_AUDIO_DMAC_MAX_BLOCKS * 4)
118 130
119 #define SND_PS3_DMA_REGION_SIZE \ 131 #define SND_PS3_DMA_REGION_SIZE \
120 (SND_PS3_PCM_PREALLOC_SIZE + PAGE_SIZE 132 (SND_PS3_PCM_PREALLOC_SIZE + PAGE_SIZE)
121 133
122 #define PS3_AUDIO_IOID (1UL) 134 #define PS3_AUDIO_IOID (1UL)
123 135
124 #endif /* _SND_PS3_H_ */ 136 #endif /* _SND_PS3_H_ */
125 137
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