diff options
Diffstat (limited to 'sound/arm/aaci.h')
| -rw-r--r-- | sound/arm/aaci.h | 56 |
1 files changed, 30 insertions, 26 deletions
diff --git a/sound/arm/aaci.h b/sound/arm/aaci.h index 83f73c2505c..5791bd5bd2a 100644 --- a/sound/arm/aaci.h +++ b/sound/arm/aaci.h @@ -49,27 +49,27 @@ #define AACI_DR4 0x0f0 /* data read/written fifo 4 */ /* - * transmit fifo control register. P48 + * TX/RX fifo control register (CR). P48 */ -#define TXCR_FEN (1 << 16) /* fifo enable */ -#define TXCR_COMPACT (1 << 15) /* compact mode */ -#define TXCR_TSZ16 (0 << 13) /* 16 bits */ -#define TXCR_TSZ18 (1 << 13) /* 18 bits */ -#define TXCR_TSZ20 (2 << 13) /* 20 bits */ -#define TXCR_TSZ12 (3 << 13) /* 12 bits */ -#define TXCR_TX12 (1 << 12) /* transmits slot 12 */ -#define TXCR_TX11 (1 << 11) /* transmits slot 12 */ -#define TXCR_TX10 (1 << 10) /* transmits slot 12 */ -#define TXCR_TX9 (1 << 9) /* transmits slot 12 */ -#define TXCR_TX8 (1 << 8) /* transmits slot 12 */ -#define TXCR_TX7 (1 << 7) /* transmits slot 12 */ -#define TXCR_TX6 (1 << 6) /* transmits slot 12 */ -#define TXCR_TX5 (1 << 5) /* transmits slot 12 */ -#define TXCR_TX4 (1 << 4) /* transmits slot 12 */ -#define TXCR_TX3 (1 << 3) /* transmits slot 12 */ -#define TXCR_TX2 (1 << 2) /* transmits slot 12 */ -#define TXCR_TX1 (1 << 1) /* transmits slot 12 */ -#define TXCR_TXEN (1 << 0) /* transmit enable */ +#define CR_FEN (1 << 16) /* fifo enable */ +#define CR_COMPACT (1 << 15) /* compact mode */ +#define CR_SZ16 (0 << 13) /* 16 bits */ +#define CR_SZ18 (1 << 13) /* 18 bits */ +#define CR_SZ20 (2 << 13) /* 20 bits */ +#define CR_SZ12 (3 << 13) /* 12 bits */ +#define CR_SL12 (1 << 12) +#define CR_SL11 (1 << 11) +#define CR_SL10 (1 << 10) +#define CR_SL9 (1 << 9) +#define CR_SL8 (1 << 8) +#define CR_SL7 (1 << 7) +#define CR_SL6 (1 << 6) +#define CR_SL5 (1 << 5) +#define CR_SL4 (1 << 4) +#define CR_SL3 (1 << 3) +#define CR_SL2 (1 << 2) +#define CR_SL1 (1 << 1) +#define CR_EN (1 << 0) /* transmit enable */ /* * status register bits. P49 @@ -202,6 +202,7 @@ struct aaci_runtime { void __iomem *base; void __iomem *fifo; + spinlock_t lock; struct ac97_pcm *pcm; int pcm_open; @@ -209,6 +210,8 @@ struct aaci_runtime { u32 cr; struct snd_pcm_substream *substream; + unsigned int period; /* byte size of a "period" */ + /* * PIO support */ @@ -216,22 +219,23 @@ struct aaci_runtime { void *end; void *ptr; int bytes; - unsigned int period; - unsigned int fifosz; + unsigned int fifo_bytes; }; struct aaci { struct amba_device *dev; struct snd_card *card; void __iomem *base; - unsigned int fifosize; + unsigned int fifo_depth; + unsigned int users; + struct mutex irq_lock; /* AC'97 */ - struct semaphore ac97_sem; - ac97_bus_t *ac97_bus; + struct mutex ac97_sem; + struct snd_ac97_bus *ac97_bus; + struct snd_ac97 *ac97; u32 maincr; - spinlock_t lock; struct aaci_runtime playback; struct aaci_runtime capture; |