1 files changed, 123 insertions, 0 deletions

diff --git a/sound/pci/cs5535audio/cs5535audio.h b/sound/pci/cs5535audio/cs5535audio.h
new file mode 100644
index 000000000000..e28177fb0991
--- /dev/null
+++ b/sound/pci/cs5535audio/cs5535audio.h
@@ -0,0 +1,123 @@
+#ifndef __SOUND_CS5535AUDIO_H
+#define __SOUND_CS5535AUDIO_H
+
+#define cs_writel(cs5535au, reg, val) outl(val, (int) cs5535au->port + reg)
+#define cs_writeb(cs5535au, reg, val) outb(val, (int) cs5535au->port + reg)
+#define cs_readl(cs5535au, reg) inl((unsigned short) (cs5535au->port + reg))
+#define cs_readw(cs5535au, reg) inw((unsigned short) (cs5535au->port + reg))
+#define cs_readb(cs5535au, reg) inb((unsigned short) (cs5535au->port + reg))
+
+#define CS5535AUDIO_MAX_DESCRIPTORS     128
+
+/* acc_codec bar0 reg addrs */
+#define ACC_GPIO_STATUS                 0x00
+#define ACC_CODEC_STATUS                0x08
+#define ACC_CODEC_CNTL                  0x0C
+#define ACC_IRQ_STATUS                  0x12
+#define ACC_BM0_CMD                     0x20
+#define ACC_BM1_CMD                     0x28
+#define ACC_BM2_CMD                     0x30
+#define ACC_BM3_CMD                     0x38
+#define ACC_BM4_CMD                     0x40
+#define ACC_BM5_CMD                     0x48
+#define ACC_BM6_CMD                     0x50
+#define ACC_BM7_CMD                     0x58
+#define ACC_BM0_PRD                     0x24
+#define ACC_BM1_PRD                     0x2C
+#define ACC_BM2_PRD                     0x34
+#define ACC_BM3_PRD                     0x3C
+#define ACC_BM4_PRD                     0x44
+#define ACC_BM5_PRD                     0x4C
+#define ACC_BM6_PRD                     0x54
+#define ACC_BM7_PRD                     0x5C
+#define ACC_BM0_STATUS                  0x21
+#define ACC_BM1_STATUS                  0x29
+#define ACC_BM2_STATUS                  0x31
+#define ACC_BM3_STATUS                  0x39
+#define ACC_BM4_STATUS                  0x41
+#define ACC_BM5_STATUS                  0x49
+#define ACC_BM6_STATUS                  0x51
+#define ACC_BM7_STATUS                  0x59
+#define ACC_BM0_PNTR                    0x60
+#define ACC_BM1_PNTR                    0x64
+#define ACC_BM2_PNTR                    0x68
+#define ACC_BM3_PNTR                    0x6C
+#define ACC_BM4_PNTR                    0x70
+#define ACC_BM5_PNTR                    0x74
+#define ACC_BM6_PNTR                    0x78
+#define ACC_BM7_PNTR                    0x7C
+/* acc_codec bar0 reg bits */
+/* ACC_IRQ_STATUS */
+#define IRQ_STS                         0
+#define WU_IRQ_STS                      1
+#define BM0_IRQ_STS                     2
+#define BM1_IRQ_STS                     3
+#define BM2_IRQ_STS                     4
+#define BM3_IRQ_STS                     5
+#define BM4_IRQ_STS                     6
+#define BM5_IRQ_STS                     7
+#define BM6_IRQ_STS                     8
+#define BM7_IRQ_STS                     9
+/* ACC_BMX_STATUS */
+#define EOP                             (1<<0)
+#define BM_EOP_ERR                      (1<<1)
+/* ACC_BMX_CTL */
+#define BM_CTL_EN                       0x00000001
+#define BM_CTL_PAUSE                    0x00000011
+#define BM_CTL_DIS                      0x00000000
+#define BM_CTL_BYTE_ORD_LE              0x00000000
+#define BM_CTL_BYTE_ORD_BE              0x00000100
+/* cs5535 specific ac97 codec register defines */
+#define CMD_MASK                        0xFF00FFFF
+#define CMD_NEW                         0x00010000
+#define STS_NEW                         0x00020000
+#define PRM_RDY_STS                     0x00800000
+#define ACC_CODEC_CNTL_WR_CMD           (~0x80000000)
+#define ACC_CODEC_CNTL_RD_CMD           0x80000000
+#define PRD_JMP                         0x2000
+#define PRD_EOP                         0x4000
+#define PRD_EOT                         0x8000
+
+typedef struct _snd_cs5535audio cs5535audio_t;
+typedef struct snd_cs5535audio_dma cs5535audio_dma_t;
+typedef struct snd_cs5535audio_dma_ops cs5535audio_dma_ops_t;
+
+enum { CS5535AUDIO_DMA_PLAYBACK, CS5535AUDIO_DMA_CAPTURE, NUM_CS5535AUDIO_DMAS };
+struct snd_cs5535audio_dma_ops {
+        int type;
+        void (*enable_dma)(cs5535audio_t *cs5535au);
+        void (*disable_dma)(cs5535audio_t *cs5535au);
+        void (*pause_dma)(cs5535audio_t *cs5535au);
+        void (*setup_prd)(cs5535audio_t *cs5535au, u32 prd_addr);
+        u32 (*read_dma_pntr)(cs5535audio_t *cs5535au);
+};
+
+typedef struct cs5535audio_dma_desc {
+        u32 addr;
+        u16 size;
+        u16 ctlreserved;
+} cs5535audio_dma_desc_t;
+
+struct snd_cs5535audio_dma {
+        const cs5535audio_dma_ops_t *ops;
+        struct snd_dma_buffer desc_buf;
+        snd_pcm_substream_t *substream;
+        unsigned int buf_addr, buf_bytes;
+        unsigned int period_bytes, periods;
+};
+
+struct _snd_cs5535audio {
+        snd_card_t *card;
+        ac97_t *ac97;
+        int irq;
+        struct pci_dev *pci;
+        unsigned long port;
+        spinlock_t reg_lock;
+        snd_pcm_substream_t *playback_substream;
+        snd_pcm_substream_t *capture_substream;
+        cs5535audio_dma_t dmas[NUM_CS5535AUDIO_DMAS];
+};
+
+int __devinit snd_cs5535audio_pcm(cs5535audio_t *cs5535audio);
+#endif /* __SOUND_CS5535AUDIO_H */
+