1#ifndef __SOUND_CS5535AUDIO_H
2#define __SOUND_CS5535AUDIO_H
3
4#define cs_writel(cs5535au, reg, val)	outl(val, (cs5535au)->port + reg)
5#define cs_writeb(cs5535au, reg, val)	outb(val, (cs5535au)->port + reg)
6#define cs_readl(cs5535au, reg)		inl((cs5535au)->port + reg)
7#define cs_readw(cs5535au, reg)		inw((cs5535au)->port + reg)
8#define cs_readb(cs5535au, reg)		inb((cs5535au)->port + reg)
9
10#define CS5535AUDIO_MAX_DESCRIPTORS	128
11
12/* acc_codec bar0 reg addrs */
13#define ACC_GPIO_STATUS			0x00
14#define ACC_CODEC_STATUS		0x08
15#define ACC_CODEC_CNTL			0x0C
16#define ACC_IRQ_STATUS			0x12
17#define ACC_BM0_CMD			0x20
18#define ACC_BM1_CMD			0x28
19#define ACC_BM2_CMD			0x30
20#define ACC_BM3_CMD			0x38
21#define ACC_BM4_CMD			0x40
22#define ACC_BM5_CMD			0x48
23#define ACC_BM6_CMD			0x50
24#define ACC_BM7_CMD			0x58
25#define ACC_BM0_PRD			0x24
26#define ACC_BM1_PRD			0x2C
27#define ACC_BM2_PRD			0x34
28#define ACC_BM3_PRD			0x3C
29#define ACC_BM4_PRD			0x44
30#define ACC_BM5_PRD			0x4C
31#define ACC_BM6_PRD			0x54
32#define ACC_BM7_PRD			0x5C
33#define ACC_BM0_STATUS			0x21
34#define ACC_BM1_STATUS			0x29
35#define ACC_BM2_STATUS			0x31
36#define ACC_BM3_STATUS			0x39
37#define ACC_BM4_STATUS			0x41
38#define ACC_BM5_STATUS			0x49
39#define ACC_BM6_STATUS			0x51
40#define ACC_BM7_STATUS			0x59
41#define ACC_BM0_PNTR			0x60
42#define ACC_BM1_PNTR			0x64
43#define ACC_BM2_PNTR			0x68
44#define ACC_BM3_PNTR			0x6C
45#define ACC_BM4_PNTR			0x70
46#define ACC_BM5_PNTR			0x74
47#define ACC_BM6_PNTR			0x78
48#define ACC_BM7_PNTR			0x7C
49/* acc_codec bar0 reg bits */
50/* ACC_IRQ_STATUS */
51#define IRQ_STS 			0
52#define WU_IRQ_STS 			1
53#define BM0_IRQ_STS 			2
54#define BM1_IRQ_STS 			3
55#define BM2_IRQ_STS 			4
56#define BM3_IRQ_STS 			5
57#define BM4_IRQ_STS 			6
58#define BM5_IRQ_STS		 	7
59#define BM6_IRQ_STS 			8
60#define BM7_IRQ_STS 			9
61/* ACC_BMX_STATUS */
62#define EOP				(1<<0)
63#define BM_EOP_ERR			(1<<1)
64/* ACC_BMX_CTL */
65#define BM_CTL_EN			0x00000001
66#define BM_CTL_PAUSE			0x00000011
67#define BM_CTL_DIS			0x00000000
68#define BM_CTL_BYTE_ORD_LE		0x00000000
69#define BM_CTL_BYTE_ORD_BE		0x00000100
70/* cs5535 specific ac97 codec register defines */
71#define CMD_MASK			0xFF00FFFF
72#define CMD_NEW				0x00010000
73#define STS_NEW				0x00020000
74#define PRM_RDY_STS			0x00800000
75#define ACC_CODEC_CNTL_WR_CMD		(~0x80000000)
76#define ACC_CODEC_CNTL_RD_CMD		0x80000000
77#define ACC_CODEC_CNTL_LNK_SHUTDOWN	0x00040000
78#define ACC_CODEC_CNTL_LNK_WRM_RST	0x00020000
79#define PRD_JMP				0x2000
80#define PRD_EOP				0x4000
81#define PRD_EOT				0x8000
82
83enum { CS5535AUDIO_DMA_PLAYBACK, CS5535AUDIO_DMA_CAPTURE, NUM_CS5535AUDIO_DMAS };
84
85struct cs5535audio;
86
87struct cs5535audio_dma_ops {
88	int type;
89	void (*enable_dma)(struct cs5535audio *cs5535au);
90	void (*disable_dma)(struct cs5535audio *cs5535au);
91	void (*pause_dma)(struct cs5535audio *cs5535au);
92	void (*setup_prd)(struct cs5535audio *cs5535au, u32 prd_addr);
93	u32 (*read_prd)(struct cs5535audio *cs5535au);
94	u32 (*read_dma_pntr)(struct cs5535audio *cs5535au);
95};
96
97struct cs5535audio_dma_desc {
98	u32 addr;
99	u16 size;
100	u16 ctlreserved;
101};
102
103struct cs5535audio_dma {
104	const struct cs5535audio_dma_ops *ops;
105	struct snd_dma_buffer desc_buf;
106	struct snd_pcm_substream *substream;
107	unsigned int buf_addr, buf_bytes;
108	unsigned int period_bytes, periods;
109	int suspended;
110	u32 saved_prd;
111};
112
113struct cs5535audio {
114	struct snd_card *card;
115	struct snd_ac97 *ac97;
116	struct snd_pcm *pcm;
117	int irq;
118	struct pci_dev *pci;
119	unsigned long port;
120	spinlock_t reg_lock;
121	struct snd_pcm_substream *playback_substream;
122	struct snd_pcm_substream *capture_substream;
123	struct cs5535audio_dma dmas[NUM_CS5535AUDIO_DMAS];
124};
125
126int snd_cs5535audio_suspend(struct pci_dev *pci, pm_message_t state);
127int snd_cs5535audio_resume(struct pci_dev *pci);
128int __devinit snd_cs5535audio_pcm(struct cs5535audio *cs5535audio);
129
130#endif /* __SOUND_CS5535AUDIO_H */
131